1 2011-07-01 Ian Lance Taylor <iant@google.com>
4 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
5 Assert if we see DW_EH_PE_indirect.
6 * target.h (Target::ehframe_datarel_base): New function.
7 (Target::do_ehframe_datarel_base): New target function.
8 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
9 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
12 2011-07-01 Ian Lance Taylor <iant@google.com>
15 * options.h (class General_options): Add
16 --ld-generated-unwind-info.
17 * ehframe.cc (Fde::write): Add address parameter. Change all
18 callers. If associated with PLT, fill in address and size.
19 (Cie::set_output_offset): Only add merge mapping if there is an
21 (Cie::write): Add address parameter. Change all callers.
22 (Eh_frame::add_ehframe_for_plt): New function.
23 * ehframe.h (class Fde): Update declarations. Move shndx_ and
24 input_offset_ fields into union u_, with new plt field.
25 (Fde::Fde): Adjust for new union field.
26 (Fde::Fde) [Output_data version]: New constructor.
27 (Fde::add_mapping): Only add merge mapping if there is an object.
28 (class Cie): Update declarations.
29 (class Eh_frame): Declare add_ehframe_for_plt.
30 * layout.cc (Layout::layout_eh_frame): Break out code into
31 make_eh_frame_section, and call it.
32 (Layout::make_eh_frame_section): New function.
33 (Layout::add_eh_frame_for_plt): New function.
34 * layout.h (class Layout): Update declarations.
35 * merge.cc (Merge_map::add_mapping): Add assertion.
36 * i386.cc: Include "dwarf.h".
37 (class Output_data_plt_i386): Make first_plt_entry,
38 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
39 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
41 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
42 boundary. Call add_eh_frame_for_plt if appropriate.
43 * x86_64.cc: Include "dwarf.h".
44 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
45 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
46 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
48 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
51 2011-06-29 Ian Lance Taylor <iant@google.com>
54 * object.cc (Sized_relobj_file::layout_section): Change shdr
55 parameter to be const.
56 (Sized_relobj_file::layout_eh_frame_section): New function, broken
58 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
59 appropriate. Call layout_eh_frame_section.
60 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
62 * object.h (class Sized_relobj_file): Update declarations.
64 2011-06-29 Ian Lance Taylor <iant@google.com>
67 * script.cc (Token::integer_value): Accept trailing M/m/K/k
69 (Lex::gather_token): Accept trailing M/m/K/k for integers.
71 2011-06-29 Ian Lance Taylor <iant@google.com>
74 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
76 * layout.cc (Layout::layout_eh_frame): Likewise.
78 2011-06-29 Ian Lance Taylor <iant@google.com>
81 * layout.cc (Layout::symtab_section_shndx): New function.
82 * layout.h (class Layout): Declare symtab_section_shndx.
83 * output.cc (Output_section::write_header): Call it.
85 2011-06-29 Ian Lance Taylor <iant@google.com>
88 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
89 symbols which are not used in a relocation.
91 2011-06-28 Ian Lance Taylor <iant@google.com>
94 * layout.cc (Layout::segment_precedes): Don't crash if a linker
95 script create indistinguishable segments.
96 (Layout::set_segment_offsets): Use stable_sort when sorting
97 segments. Pass this to Compare_segments constructor.
98 * layout.h (class Layout): Make segment_precedes non-static.
99 (class Compare_segments): Change from struct to class. Add
100 layout_ field. Add constructor.
102 (Script_sections::attach_sections_using_phdrs_clause): Rename
103 local orphan to is_orphan. Don't report failure to put empty
104 section in segment. On attachment failure, report name of
105 section, and attach to first PT_LOAD segment.
107 2011-06-28 Ian Lance Taylor <iant@google.com>
110 * target-select.cc (Target_selector::Target_selector): Add
111 emulation parameter. Change all callers.
112 (select_target_by_bfd_name): Rename from select_target_by_name.
114 (select_target_by_emulation): New function.
115 (supported_emulation_names): New function.
116 * target-select.h (class Target_selector): Add emulation_ field.
118 (Target_selector::recognize_by_bfd_name): Rename from
119 recognize_by_name. Change all callers.
120 (Target_selector::supported_bfd_names): Rename from
121 supported_names. Change all callers.
122 (Target_selector::recognize_by_emulation): New function.
123 (Target_selector::supported_emulations): New function.
124 (Target_selector::emulation): New function.
125 (Target_selector::do_recognize_by_bfd_name): Rename from
126 do_recognize_by_name. Change all callers.
127 (Target_selector::do_supported_bfd_names): Rename from
128 do_supported_names. Change all callers.
129 (Target_selector::do_recognize_by_emulation): New function.
130 (Target_selector::do_supported_emulations): New function.
131 (select_target_by_bfd_name): Change name in declaration.
132 (select_target_by_emulation): Declare.
133 (supported_emulation_names): Declare.
134 * parameters.cc (parameters_force_valid_target): Try to find
135 target based on emulation from -m option.
136 * options.h (class General_options): Change doc string for -m.
137 * options.cc (help): Print emulations.
138 (General_options::parse_V): Likewise.
139 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
140 Add emulation parameter. Change all callers.
142 2011-06-28 Ian Lance Taylor <iant@google.com>
144 * target.h (class Target): Add osabi_ field.
145 (Target::osabi): New function.
146 (Target::set_osabi): New function.
147 (Target::Target): Initialize osabi_.
148 (Target::do_adjust_elf_header): Make pure virtual.
149 (Sized_target::do_adjust_elf_header): Declare.
150 * target.cc (Sized_target::do_adjust_elf_header): New function.
151 (class Sized_target): Instantiate all versions.
152 * freebsd.h (class Target_freebsd): Remove.
153 (Target_selector_freebsd::do_recognize): Call set_osabi on
155 (Target_selector_freebsd::do_recognize_by_name): Likewise.
156 (Target_selector_freebsd::set_osabi): Remove.
157 * i386.cc (class Target_i386): Inherit from Sized_target rather
159 * x86_64.cc (class Target_x86_64): Likewise.
161 2011-06-28 Ian Lance Taylor <iant@google.com>
163 * target.h (Target::can_check_for_function_pointers): Rewrite.
165 (Target::can_icf_inline_merge_sections): Likewise.
166 (Target::section_may_have_icf_unsafe_poineters): Likewise.
167 (Target::Target_info): Add can_icf_inline_merge_sections field.
168 (Target::do_can_check_for_function_pointers): New virtual
170 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
171 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
172 from can_check_for_function_pointers, move in file.
173 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
174 section_may_have_icf_unsafe_poineters, move in file.
175 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
176 * i386.cc (Target_i386::do_can_check_for_function_pointers):
177 Rename from can_check_for_function_pointers, move in file.
178 (Target_i386::can_icf_inline_merge_sections): Remove.
179 (Target_i386::i386_info): Initialize
180 can_icf_inline_merge_sections.
181 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
182 Initialize can_icf_inline_merge_sections.
183 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
184 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
185 Rename from can_check_for_function_pointers, move in file.
186 (Target_x86_64::can_icf_inline_merge_sections): Remove.
187 (Target_x86_64::x86_64_info): Initialize
188 can_icf_inline_merge_sections.
189 * testsuite/testfile.cc (Target_test::test_target_info):
191 * icf.cc (get_section_contents): Correct formatting.
193 2011-06-27 Ian Lance Taylor <iant@google.com>
195 * symtab.cc (Symbol::versioned_name): New function.
196 (Symbol_table::add_to_final_symtab): Use versioned_name when
198 (Symbol_table::sized_write_symbol): Likewise.
199 * symtab.h (class Symbol): Declare versioned_name.
200 * stringpool.h (class Stringpool_template): Add variant of add
201 which takes a std::basic_string.
202 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
203 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
204 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
205 (ver_test_12.o): New target.
206 * testsuite/Makefile.in: Rebuild.
208 2011-06-27 Doug Kwan <dougkwan@google.com>
210 * arm.cc (Arm_relocate_functions::thm_jump8,
211 Arm_relocate_functions::thm_jump11): Use a wider signed
212 type to compute offset.
213 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
215 * testsuite/Makefile.in: Regenerate.
216 * testsuite/arm_branch_in_range.sh: Check test results of
217 arm_thm_jump11 and arm_thm_jump8.
218 * testsuite/arm_thm_jump11.s: New test source file.
219 * testsuite/arm_thm_jump11.t: New linker script.
220 * testsuite/arm_thm_jump8.s: New test source file.
221 * testsuite/arm_thm_jump8.t: New linker script.
223 2011-06-24 Ian Lance Taylor <iant@google.com>
225 * layout.cc: Include "object.h".
226 (ctors_sections_in_init_array): New static variable.
227 (Layout::is_ctors_in_init_array): New function.
228 (Layout::layout): Add entry to ctors_sections_in_init_array if
230 * layout.h (class Layout): Declare is_ctors_in_init_array.
231 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
232 is_ctors_reverse_view is set.
233 (Sized_relobj_file::write_sections): Add layout parameter. Change
234 all callers. Set is_ctors_reverse_view field of View_size.
235 (Sized_relobj_file::reverse_words): New function.
236 * object.h (Sized_relobj_file::View_size): Add
237 is_ctors_reverse_view field.
238 (class Sized_relobj_file): Update declarations.
239 * testsuite/initpri3.c: New test.
240 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
242 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
243 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
244 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
245 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
246 * testsuite/Makefile.in: Rebuild.
248 2011-06-24 Cary Coutant <ccoutant@google.com>
250 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
251 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
252 (debug_msg_cdebug.err): New targets.
253 * testsuite/Makefile.in: Regenerate.
254 * testsuite/debug_msg.sh: Check output of link with compressed debug.
255 Fix checks for link with shared library.
257 2011-06-24 Doug Kwan <dougkwan@google.com>
259 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
260 skip empty text sections.
261 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
263 2011-06-22 Ian Lance Taylor <iant@google.com>
266 * options.h (class General_options): Add --ctors-in-init-array.
267 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
268 friends as SHT_PROGBITS for merging sections.
269 (Layout::layout): Remove special handling of .init_array and
270 friends. Don't sort if doing relocatable link. Sort for .ctors
271 and .dtors if ctors_in_init_array.
272 (Layout::make_output_section): Force correct section types for
273 .init_array and friends. Don't sort if doing relocatable link,
274 Don't sort .ctors and .dtors if ctors_in_init_array.
275 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
276 (Layout::output_section_name): Add relobj parameter. Change all
277 callers. Handle .ctors. and .dtors. in code rather than table.
278 Handle .ctors and .dtors if ctors_in_init_array.
279 (Layout::match_file_name): New function, moved from output.cc.
280 * layout.h (class Layout): Update declarations.
281 * output.cc: Include "layout.h".
282 (Input_section_sort_entry::get_priority): New function.
283 (Input_section_sort_entry::match_file_name): Just call
284 Layout::match_file_name.
285 (Output_section::Input_section_sort_init_fini_compare::operator()):
286 Handle .ctors and .dtors. Sort by explicit priority rather than
288 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
289 * testsuite/initpri2.c: New test.
290 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
291 (check_PROGRAMS): Add initpri2.
292 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
293 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
294 * configure, testsuite/Makefile.in: Rebuild.
296 2011-06-19 Ian Lance Taylor <iant@google.com>
299 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
300 .interp section to a PT_INTERP segment even if we have seen a
301 --dynamic-linker option. Don't do it if we have seen a PHDRS
302 clause in a linker script.
303 (Layout::finalize): Don't create a .interp section if we've
304 already create a PT_INTERP segment.
305 (Layout::create_interp): Always call choose_output_section (revert
306 patch of 2011-06-17). Don't create PT_INTERP segment.
308 (Script_sections::create_note_and_tls_segments): Add a .interp
309 section to a PT_INTERP segment even if we have seen a
310 --dynamic-linker option.
312 2011-06-18 Ian Lance Taylor <iant@google.com>
314 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
315 merely because a non-PT_LOAD segment has a dynamic reloc.
317 2011-06-18 Ian Lance Taylor <iant@google.com>
319 * layout.cc (Layout::finish_dynamic_section): Don't create
320 DT_FLAGS entry if not needed.
322 2011-06-18 Ian Lance Taylor <iant@google.com>
325 * layout.cc (Layout::layout_eh_frame): Correct handling of
326 writable .eh_frame section.
328 2011-06-17 Ian Lance Taylor <iant@google.com>
331 * resolve.cc (Symbol_table::resolve): Don't give an error if a
332 symbol is redefined with the exact same object and value.
334 2011-06-17 Ian Lance Taylor <iant@google.com>
337 * layout.h (class Layout): Add interp_segment_ field.
338 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
339 (Layout::attach_allocated_section_to_segment): If making shared
340 library, put .interp section in PT_INTERP segment.
341 (Layout::finalize): Also call create_interp if -dynamic-linker
343 (Layout::create_interp): Assert that there is no PT_INTERP
344 segment. If not using a SECTIONS clause, use make_output_section.
345 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
347 (Script_sections::create_note_and_tls_segments): If making shared
348 library, put .interp section in PT_INTERP segment.
350 2011-06-17 Ian Lance Taylor <iant@google.com>
352 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
353 when making a shared library.
355 2011-06-17 Ian Lance Taylor <iant@google.com>
357 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
358 parameter. Change all callers. Don't issue warning about PC32
359 against locally defined symbol.
361 2011-06-16 Ian Lance Taylor <iant@google.com>
363 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
364 occurs in same object.
366 2011-06-14 Alan Modra <amodra@gmail.com>
368 * po/POTFILES.in: Regenerate.
370 2011-06-09 Ian Lance Taylor <iant@google.com>
373 (Orphan_output_section::set_section_addresses): For a relocatable
374 link set address to 0.
376 2011-06-09 Cary Coutant <ccoutant@google.com>
379 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
380 used with --compress-debug-sections.
381 * gold/object.cc (Sized_relobj_file::do_layout): Report
382 uncompressed size of compressed input sections.
384 2011-06-08 Cary Coutant <ccoutant@google.com>
387 * testsuite/two_file_test_2_v1.cc: Change initialization of
388 v2 to keep it in .data.
390 2011-06-07 Cary Coutant <ccoutant@google.com>
392 * common.cc (Symbol_table::do_allocate_commons_list): Call
394 * errors.cc (Errors::fatal): Adjust call to gold_exit.
395 (Errors::fallback): New function.
396 (gold_fallback): New function.
397 * errors.h (Errors::fallback): New function.
398 * gold.cc (gold_exit): Change status parameter to enum; adjust
400 (queue_initial_tasks): Call gold_fallback.
401 * gold.h: Include cstdlib.
402 (Exit_status): New enum type.
403 (gold_exit): Change status parameter to enum.
404 (gold_fallback): New function.
405 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
406 (Layout::create_symtab_sections): Likewise.
407 (Layout::create_shdrs): Likewise.
408 * main.cc (main): Adjust call to gold_exit.
409 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
410 (Output_data_got::add_got_entry_pair): Likewise.
411 (Output_section::add_input_section): Likewise.
412 (Output_section::add_output_section_data): Likewise.
413 (Output_segment::set_section_list_addresses): Likewise.
414 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
416 2011-06-07 Cary Coutant <ccoutant@google.com>
418 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
419 for incremental links.
420 * output.cc (Output_segment::set_section_list_addresses): Remove
421 FIXME and test for TLS or BSS.
423 2011-06-07 Cary Coutant <ccoutant@google.com>
425 * testsuite/Makefile.am: Add incremental_copy_test,
426 incremental_common_test_1.
427 * testsuite/Makefile.in: Regenerate.
428 * testsuite/common_test_1_v1.c: New source file.
429 * testsuite/common_test_1_v2.c: New source file.
430 * testsuite/copy_test_v1.cc: New source file.
432 2011-06-07 Cary Coutant <ccoutant@google.com>
434 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
435 update, allocate common from bss section's free list.
436 * incremental-dump.cc (dump_incremental_inputs): Print flag for
437 linker-defined symbols.
438 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
439 Skip GOT and PLT entries that are no longer referenced.
440 (Output_section_incremental_inputs::write_info_blocks): Mark
441 linker-defined symbols.
442 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
443 * output.cc (Output_section::allocate): New function.
444 * output.h (Output_section::allocate): New function.
445 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
446 linker-defined symbols.
447 (Symbol::override_base_with_special): Copy is_predefined_ flag.
448 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
449 (Symbol::init_base_output_data): Likewise.
450 (Symbol::init_base_output_segment): Likewise.
451 (Symbol::init_base_constant): Likewise.
452 (Sized_symbol::init_output_data): Likewise.
453 (Sized_symbol::init_output_segment): Likewise.
454 (Sized_symbol::init_constant): Likewise.
455 (Symbol_table::do_define_in_output_data): Likewise.
456 (Symbol_table::do_define_in_output_segment): Likewise.
457 (Symbol_table::do_define_as_constant): Likewise.
458 * symtab.h (Symbol::is_predefined): New function.
459 (Symbol::init_base_output_data): Add is_predefined parameter.
460 (Symbol::init_base_output_segment): Likewise.
461 (Symbol::init_base_constant): Likewise.
462 (Symbol::is_predefined_): New data member.
463 (Sized_symbol::init_output_data): Add is_predefined parameter.
464 (Sized_symbol::init_output_segment): Likewise.
465 (Sized_symbol::init_constant): Likewise.
466 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
468 2011-06-07 Cary Coutant <ccoutant@google.com>
470 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
471 instead of emit_copy_reloc.
472 (Copy_relocs::emit_copy_reloc): Refactor.
473 (Copy_relocs::make_copy_reloc): New function.
474 (Copy_relocs::add_copy_reloc): Remove.
475 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
477 (Copy_relocs::make_copy_reloc): New function.
478 (Copy_relocs::add_copy_reloc): Remove.
479 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
480 unchanged input files.
481 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
482 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
483 Reserve BSS space for COPY relocations.
484 (Sized_incremental_binary::do_emit_copy_relocs): New function.
485 (Output_section_incremental_inputs::write_info_blocks): Record
486 whether a symbol is copied from a shared object.
487 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
488 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
489 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
490 (Incremental_input_entry_reader::get_output_symbol_index): Add
492 (Incremental_binary::emit_copy_relocs): New function.
493 (Incremental_binary::do_emit_copy_relocs): New function.
494 (Sized_incremental_binary::Sized_incremental_binary): Initialize
496 (Sized_incremental_binary::add_copy_reloc): New function.
497 (Sized_incremental_binary::do_emit_copy_relocs): New function.
498 (Sized_incremental_binary::Copy_reloc): New struct.
499 (Sized_incremental_binary::Copy_relocs): New typedef.
500 (Sized_incremental_binary::copy_relocs_): New data member.
501 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
502 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
503 * target.h (Sized_target::emit_copy_reloc): New function.
504 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
506 2011-06-02 Cary Coutant <ccoutant@google.com>
509 * gold/archive.cc (Archive::Archive): Initialize new data member.
510 (Archive::include_all_members): Return if archive has already been
512 * gold/archive.h (Archive::include_all_members_): New data member.
514 2011-06-02 Nick Clifton <nickc@redhat.com>
516 * dynobj.h: Fix spelling mistake in comment.
517 * output.cc: Likewise.
519 2011-05-31 Doug Kwan <dougkwan@google.com>
523 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
524 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
525 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
526 redundant arm_exidx_test.so.
527 * testsuite/Makefile.in: Regenerate.
528 (check_SCRIPTS): Add pr12826.sh
529 (check_DATA): Add pr12826.stdout
530 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
531 * testsuite/pr12826.sh: New file.
532 * testsuite/pr12826_1.s: Ditto.
533 * testsuite/pr12826_1.s: Ditto.
535 2011-05-30 Ian Lance Taylor <iant@google.com>
537 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
540 2011-05-29 Ian Lance Taylor <iant@google.com>
543 * testsuite/Makefile.am: Use different file name for two_file_test
544 temporary file for each incremental test.
545 * testsuite/Makefile.in: Rebuild.
547 2011-05-29 Ian Lance Taylor <iant@google.com>
549 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
550 binary input file is empty.
552 2011-05-27 Ian Lance Taylor <iant@google.com>
554 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
555 (ver_test_9.so): Likewise.
556 * testsuite/Makefile.in: Rebuild.
558 2011-05-26 Cary Coutant <ccoutant@google.com>
560 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
561 * incremental.cc (Incremental_inputs::report_input_section): Fix
562 comment, indentation.
563 (Incremental_inputs::report_comdat_group): New function.
564 (Output_section_incremental_inputs::set_final_data_size): Adjust size
565 of data for incremental input file entry.
566 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
567 group count, COMDAT group signatures.
568 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
569 an unchanged input file.
570 * incremental.h (Incremental_object_entry::Incremental_object_entry):
571 Initialize new data member.
572 (Incremental_object_entry::add_comdat_group): New function.
573 (Incremental_object_entry::get_comdat_group_count): New function.
574 (Incremental_object_entry::get_comdat_signature_key): New function.
575 (Incremental_object_entry::groups_): New data member.
576 (Incremental_inputs::report_comdat_group): New function.
577 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
578 data for incremental input file entry.
579 (Incremental_input_entry_reader::get_comdat_group_count): New function.
580 (Incremental_input_entry_reader::get_input_section): Adjust size of
581 data for incremental input file entry.
582 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
583 (Incremental_input_entry_reader::get_comdat_group_signature): New
585 * object.cc (Sized_relobj::include_section_group): Report kept
586 COMDAT groups for incremental links.
588 2011-05-24 David Meyer <pdox@google.com>
590 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
591 with name parameter. Add found_name parameter.
592 * fileread.cc (Input_file::find_file): Adjust code accordingly.
593 * dirsearch.h (class Dirsearch): Update declaration.
595 2011-05-24 Ian Lance Taylor <iant@google.com>
597 * archive.cc (Library_base::should_include_member): Pull in object
598 from archive if it defines the entry symbol.
599 * parameters.cc (Parameters::entry): New function.
600 * parameters.h (class Parameters): Declare entry.
601 * output.h (class Output_file_header): Remove entry_ field.
602 * output.cc (Output_file_header::Output_file_header): Remove entry
603 parameter. Change all callers.
604 (Output_file_header::entry): Use parameters->entry.
605 * gold.cc (queue_middle_tasks): Likewise.
606 * plugin.cc (Plugin_hook::run): Likewise.
608 2011-05-24 Cary Coutant <ccoutant@google.com>
610 * gold.cc (queue_initial_tasks): Pass incremental base filename
611 to Output_file::open_base_file; don't print error message.
612 * incremental-dump.cc (main): Adjust call to
613 Output_file::open_for_modification.
614 * incremental-dump.cc (main): Likewise.
615 * incremental.cc (Incremental_inputs::report_command_line):
616 Ignore --incremental-base option when comparing command lines.
617 Ignore parameter when given as separate argument.
618 * options.h (class General_options): Add --incremental-base.
619 * output.cc (Output_file::Output_file):
620 (Output_file::open_base_file): Add base_name and writable parameters;
621 read base file into new file; print error message here.
622 (Output_file::map_no_anonymous): Add writable parameter; adjust all
624 * output.h (Output_file::open_for_modification): Rename to...
625 (Output_file::open_base_file): ...this; add base_name and
626 writable parameters; adjust all callers.
627 (Output_file::map_no_anonymous): Add writable parameter; adjust all
629 * testsuite/Makefile.am (incremental_test_4): Test
631 * testsuite/Makefile.in: Regenerate.
633 2011-05-24 Cary Coutant <ccoutant@google.com>
635 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
637 * testsuite/Makefile.in: Regenerate.
638 * testsuite/two_file_test_1_v1.cc: New test source file.
639 * testsuite/two_file_test_1b_v1.cc: New test source file.
640 * testsuite/two_file_test_2_v1.cc: New test source file.
642 2011-05-24 Cary Coutant <ccoutant@google.com>
644 * dynobj.h (Dynobj::do_dynobj): New function.
645 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
646 flag and soname for shared objects.
647 * incremental.cc (Incremental_inputs::report_object): Make
648 either Incremental_object_entry or Incremental_dynobj_entry; add
649 soname to string table.
650 (Incremental_inputs::report_input_section): Add assertion.
651 (Output_section_incremental_inputs::set_final_data_size): Adjust
652 type of input file entry for shared libraries; adjust size of
653 shared library info entry.
654 (Output_section_incremental_inputs::write_input_files): Write
655 as_needed flag for shared libraries.
656 (Output_section_incremental_inputs::write_info_blocks): Adjust type
657 of input file entry for shared libraries; write soname.
658 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
659 soname from incremental info.
660 * incremental.h (enum Incremental_input_flags): Add
661 INCREMENTAL_INPUT_AS_NEEDED.
662 (Incremental_input_entry::Incremental_input_entry): Initialize new
664 (Incremental_input_entry::set_as_needed): New function.
665 (Incremental_input_entry::as_needed): New function.
666 (Incremental_input_entry::do_dynobj_entry): New function.
667 (Incremental_input_entry::as_needed_): New data member.
668 (Incremental_object_entry::Incremental_object_entry): Don't check
670 (Incremental_object_entry::do_type): Likewise.
671 (class Incremental_dynobj_entry): New class.
672 (Incremental_input_entry_reader::as_needed): New function.
673 (Incremental_input_entry_reader::get_soname): New function.
674 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
675 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
676 size of shared library info entry.
677 * layout.cc (Layout::finish_dynamic_section): Don't test for
678 incremental link when adding DT_NEEDED entries.
679 * object.h (Object::Object): Initialize new data member.
680 (Object::dynobj): New function.
681 (Object::set_as_needed): New function.
682 (Object::as_needed): New function.
683 (Object::do_dynobj): New function.
684 (Object::as_needed_): New data member.
686 2011-05-24 Cary Coutant <ccoutant@google.com>
688 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
689 info; adjust display of GOT entries.
690 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
691 vector of input objects; remove file_status_.
692 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
693 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
694 got_plt reader; call target hooks to reserve GOT entries.
695 (Output_section_incremental_inputs::set_final_data_size): Adjust size
696 of input file info header and GOT info entry.
697 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
699 (Got_plt_view_info::got_descriptor): Remove.
700 (Got_plt_view_info::sym_index): New data member.
701 (Got_plt_view_info::input_index): New data member.
702 (Local_got_offset_visitor::visit): Write input file index.
703 (Global_got_offset_visitor::visit): Write 0 for input file index.
704 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
705 with sym_index and input_index.
706 (Output_section_incremental_inputs::write_got_plt): Adjust size of
707 incremental info GOT entry; replace got_descriptor with input_index.
708 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
709 map from input file index to object.
710 (Sized_relobj_incr::do_layout): Replace direct data member reference
711 with accessor function.
712 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
713 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
714 Adjust size of input file info header.
715 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
716 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
717 (Incremental_input_entry_reader::get_input_section): Adjust size of
718 input file info header.
719 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
720 of incremental info GOT entry.
721 (Incremental_got_plt_reader::get_got_desc): Remove.
722 (Incremental_got_plt_reader::get_got_symndx): New function.
723 (Incremental_got_plt_reader::get_got_input_index): New function.
724 (Sized_incremental_binary::Sized_incremental_binary): Remove
725 file_status_; add input_objects_.
726 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
727 (Sized_incremental_binary::set_file_is_unchanged): Remove.
728 (Sized_incremental_binary::file_is_unchanged): Remove.
729 (Sized_incremental_binary::set_input_object): New function.
730 (Sized_incremental_binary::input_object): New function.
731 (Sized_incremental_binary::file_status_): Remove.
732 (Sized_incremental_binary::input_objects_): New data member.
733 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
735 (Sized_relobj_incr::invalid_address): Move to base class.
736 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
738 (Sized_relobj_incr::do_output_section_offset): Likewise.
739 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
740 (Sized_relobj_incr::section_offsets_): Likewise.
741 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
743 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
744 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
745 with accessor function.
746 (Sized_relobj_file::do_layout): Likewise.
747 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
748 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
749 (Sized_relobj_file::compute_final_local_value): Replace refs to
750 section_offsets_ with accessor function.
751 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
752 * object.h (Relobj::Relobj): Initialize new data members.
753 (Relobj::add_dyn_reloc): New function.
754 (Relobj::first_dyn_reloc): New function.
755 (Relobj::dyn_reloc_count): New function.
756 (Relobj::first_dyn_reloc_): New data member.
757 (Relobj::dyn_reloc_count_): New data member.
758 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
760 (Sized_relobj::Address): New typedef.
761 (Sized_relobj::invalid_address): Move here from child class.
762 (Sized_relobj::Sized_relobj): Initialize new data members.
763 (Sized_relobj::sized_relobj): New function.
764 (Sized_relobj::is_output_section_offset_invalid): Move here from
766 (Sized_relobj::get_output_section_offset): Likewise.
767 (Sized_relobj::local_has_got_offset): Likewise.
768 (Sized_relobj::local_got_offset): Likewise.
769 (Sized_relobj::set_local_got_offset): Likewise.
770 (Sized_relobj::do_for_all_local_got_entries): Likewise.
771 (Sized_relobj::clear_got_offsets): New function.
772 (Sized_relobj::section_offsets): Move here from child class.
773 (Sized_relobj::do_output_section_offset): Likewise.
774 (Sized_relobj::do_set_section_offset): Likewise.
775 (Sized_relobj::Local_got_offsets): Likewise.
776 (Sized_relobj::local_got_offsets_): Likewise.
777 (Sized_relobj::section_offsets_): Likewise.
778 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
780 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
782 (Sized_relobj_file::sized_relobj): New function
783 (Sized_relobj_file::local_has_got_offset): Move to base class.
784 (Sized_relobj_file::local_got_offset): Likewise.
785 (Sized_relobj_file::set_local_got_offset): Likewise.
786 (Sized_relobj_file::get_output_section_offset): Likewise.
787 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
788 (Sized_relobj_file::do_output_section_offset): Likewise.
789 (Sized_relobj_file::do_set_section_offset): Likewise.
790 (Sized_relobj_file::Local_got_offsets): Likewise.
791 (Sized_relobj_file::local_got_offsets_): Likewise.
792 (Sized_relobj_file::section_offsets_): Likewise.
793 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
795 (set_needs_dynsym_index): Convert relobj to derived class pointer.
796 (Output_reloc::get_symbol_index): Likewise.
797 (Output_reloc::local_section_offset): Likewise.
798 (Output_reloc::get_address): Likewise.
799 (Output_reloc::symbol_value): Likewise.
800 (Output_data_got::reserve_slot): Move to class definition.
801 (Output_data_got::reserve_local): New function.
802 (Output_data_got::reserve_slot_for_global): Remove.
803 (Output_data_got::reserve_global): New function.
804 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
805 (all constructors, two instantiations).
806 (Output_reloc::get_relobj): New function (two instantiations).
807 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
808 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
809 (Output_data_reloc::add_global): Adjust type of relobj.
810 (Output_data_reloc::add_global_relative): Likewise.
811 (Output_data_reloc::add_symbolless_global_addend): Likewise.
812 (Output_data_reloc::add_local): Likewise.
813 (Output_data_reloc::add_local_relative): Likewise.
814 (Output_data_reloc::add_symbolless_local_addend): Likewise.
815 (Output_data_reloc::add_local_section): Likewise.
816 (Output_data_reloc::add_output_section): Likewise.
817 (Output_data_reloc::add_absolute): Likewise.
818 (Output_data_reloc::add_target_specific): Likewise.
819 (Output_data_got::reserve_slot): Move definition here.
820 (Output_data_got::reserve_local): New function.
821 (Output_data_got::reserve_global): New function.
822 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
823 section_offsets_ with accessor function.
824 (Sized_relobj_file::write_sections): Likewise.
825 (Sized_relobj_file::do_relocate_sections): Likewise.
826 * target.h (Sized_target::reserve_local_got_entry): New function.
827 (Sized_target::reserve_global_got_entry): New function.
828 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
829 (Target_x86_64::reserve_global_got_entry): New function.
830 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
832 2011-05-23 Cary Coutant <ccoutant@google.com>
834 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
835 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
836 bit when checking got_type.
837 * incremental.cc (Sized_incremental_binary::setup_readers):
838 Store symbol table and string table locations; initialize bit vector
839 of file status flags.
840 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
842 (Sized_incremental_binary::do_process_got_plt): New function.
843 (Sized_incremental_binary::get_symtab_view): Use stored locations.
844 (Output_section_incremental_inputs::set_final_data_size): Record
845 file index for each input file.
846 (Output_section_incremental_inputs::write_got_plt): Store file index
847 instead of input entry offset for each GOT entry.
849 (Incremental_input_entry::Incremental_input_entry): Initialize new
851 (Incremental_input_entry::set_offset): Store file index.
852 (Incremental_input_entry::get_file_index): New function.
853 (Incremental_input_entry::file_index_): New data member.
854 (Incremental_binary::process_got_plt): New function.
855 (Incremental_binary::do_process_got_plt): New function.
856 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
858 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
859 (Sized_incremental_binary::set_file_is_unchanged): New function.
860 (Sized_incremental_binary::file_is_unchanged): New function.
861 (Sized_incremental_binary::do_process_got_plt): New function.
862 (Sized_incremental_binary::file_status_): New data member.
863 (Sized_incremental_binary::main_symtab_loc_): New data member.
864 (Sized_incremental_binary::main_strtab_loc_): New data member.
865 * output.cc (Output_data_got::Got_entry::write): Add case
867 (Output_data_got::add_global): Call add_got_entry.
868 (Output_data_got::add_global_plt): Likewise.
869 (Output_data_got::add_global_with_rel): Likewise.
870 (Output_data_got::add_global_with_rela): Likewise.
871 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
872 (Output_data_got::add_global_pair_with_rela): Likewise.
873 (Output_data_got::add_local): Call add_got_entry.
874 (Output_data_got::add_local_plt): Likewise.
875 (Output_data_got::add_local_with_rel): Likewise.
876 (Output_data_got::add_local_with_rela): Likewise.
877 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
878 (Output_data_got::add_local_pair_with_rela): Likewise.
879 (Output_data_got::reserve_slot): New function.
880 (Output_data_got::reserve_slot_for_global): New function.
881 (Output_data_got::add_got_entry): New function.
882 (Output_data_got::add_got_entry_pair): New function.
883 (Output_section::add_output_section_data): Edit FIXME.
885 (Output_section_data_build::Output_section_data_build): New
886 constructor with size parameter.
887 (Output_data_space::Output_data_space): Likewise.
888 (Output_data_got::Output_data_got): Initialize new data member; new
889 constructor with size parameter.
890 (Output_data_got::add_constant): Call add_got_entry.
891 (Output_data_got::reserve_slot): New function.
892 (Output_data_got::reserve_slot_for_global): New function.
893 (class Output_data_got::Got_entry): Add RESERVED_CODE.
894 (Output_data_got::add_got_entry): New function.
895 (Output_data_got::add_got_entry_pair): New function.
896 (Output_data_got::free_list_): New data member.
897 * target.h (Sized_target::init_got_plt_for_update): New function.
898 (Sized_target::register_global_plt_entry): New function.
899 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
900 Initialize new data member; call init; add constructor with PLT count.
901 (Output_data_plt_x86_64::init): New function.
902 (Output_data_plt_x86_64::add_relocation): New function.
903 (Output_data_plt_x86_64::reserve_slot): New function.
904 (Output_data_plt_x86_64::free_list_): New data member.
905 (Target_x86_64::init_got_plt_for_update): New function.
906 (Target_x86_64::register_global_plt_entry): New function.
907 (Output_data_plt_x86_64::add_entry): Allocate from free list for
909 (Output_data_plt_x86_64::add_relocation): New function.
910 * testsuite/object_unittest.cc (Object_test): Set default options.
912 2011-05-16 Ian Lance Taylor <iant@google.com>
914 * options.h (class General_options): Make -i a synonym for -r.
916 2011-05-16 Ian Lance Taylor <iant@google.com>
918 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
920 2011-05-10 Cary Coutant <ccoutant@google.com>
922 * object.cc (Sized_relobj::do_count_local_symbols): Check for
925 2011-05-06 Ian Lance Taylor <iant@google.com>
927 * layout.cc (Layout::layout): If the output section flags change,
930 2011-04-25 Cary Coutant <ccoutant@google.com>
932 * incremental-dump.cc (dump_incremental_inputs): Print local
933 symbol info for each input file.
935 (Output_section_incremental_inputs::set_final_data_size): Add local
936 symbol info to input file entries in incremental info.
937 (Output_section_incremental_inputs::write_info_blocks): Likewise.
938 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
939 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
940 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
942 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
943 (Sized_incr_relobj::do_relocate): Write the local symbols.
944 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
945 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
946 Adjust size of input file header.
947 (Incremental_inputs_reader::get_local_symbol_offset): New function.
948 (Incremental_inputs_reader::get_local_symbol_count): New function.
949 (Incremental_inputs_reader::get_input_section): Adjust size of input
951 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
952 (Sized_incr_relobj::This): New typedef.
953 (Sized_incr_relobj::sym_size): New const data member.
954 (Sized_incr_relobj::Local_symbol): New struct.
955 (Sized_incr_relobj::do_output_local_symbol_count): New function.
956 (Sized_incr_relobj::do_local_symbol_offset): New function.
957 (Sized_incr_relobj::local_symbol_count_): New data member.
958 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
959 (Sized_incr_relobj::local_symbol_index_): New data member.
960 (Sized_incr_relobj::local_symbol_offset_): New data member.
961 (Sized_incr_relobj::local_dynsym_offset_): New data member.
962 (Sized_incr_relobj::local_symbols_): New data member.
963 * object.h (Relobj::output_local_symbol_count): New function.
964 (Relobj::local_symbol_offset): New function.
965 (Relobj::do_output_local_symbol_count): New function.
966 (Relobj::do_local_symbol_offset): New function.
967 (Sized_relobj::do_output_local_symbol_count): New function.
968 (Sized_relobj::do_local_symbol_offset): New function.
970 2011-04-22 Vladimir Simonov <sv@sw.ru>
972 * descriptors.cc (set_close_on_exec): New function.
973 (Descriptors::open): Use set_close_on_exec.
974 * output.cc (S_ISLNK): Define if not defined.
976 2011-04-22 Cary Coutant <ccoutant@google.com>
978 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
980 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
981 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
982 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
984 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
985 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
986 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
988 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
990 (Incremental_binary::apply_incremental_relocs): New function.
991 (Incremental_binary::do_apply_incremental_relocs): New function.
992 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
994 (Sized_incremental_binary::add_global_symbol): New function.
995 (Sized_incremental_binary::global_symbol): New function.
996 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
997 (Sized_incremental_binary::symbol_map_): New data member.
998 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
999 * target.h (Sized_target::apply_relocation): New function.
1000 * target-reloc.h (apply_relocation): New function.
1001 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1003 2011-04-22 Doug Kwan <dougkwan@google.com>
1005 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1006 flag of a SHT_ARM_EXIDX section.
1007 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1008 * testsuite/Makefile.in: Regenerate.
1009 * testsuite/arm_exidx_test.s: New file.
1010 * testsuite/arm_exidx_test.sh: Same.
1012 2011-04-20 Cary Coutant <ccoutant@google.com>
1015 * archive.h (Incremental_archive_entry::Archive_member):
1016 Initialize arg_serial_ (second constructor).
1018 2011-04-17 Ian Lance Taylor <iant@google.com>
1020 * object.cc (Relocate_info::location): Simplify location string.
1021 * errors.cc (Errors::error_at_location): Don't print program
1023 (Errors::warning_at_location): Likewise.
1024 (Errors::undefined_symbol): Likewise.
1025 * testsuite/debug_msg.sh: Update accordingly.
1027 2011-04-14 Cary Coutant <ccoutant@google.com>
1029 * gold/layout.cc (Layout::symtab_section_offset): New function.
1030 * gold/layout.h (Layout::symtab_section_offset): New function.
1031 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1033 2011-04-12 Ian Lance Taylor <iant@google.com>
1035 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1036 with MREMAP_MAYMOVE.
1037 * output.h (class Output_file): Add map_is_allocated_ field.
1038 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1039 not available, provide stubs. If mremap is not available, #define
1041 (MREMAP_MAYMOVE): Define if not defined.
1042 (Output_file::Output_file): Initialize map_is_allocated_.
1043 (Output_file::resize): Check map_is_allocated_.
1044 (Output_file::map_anonymous): If mmap fails, use malloc.
1045 (Output_file::unmap): Don't do anything for an anonymous map.
1046 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1047 is not available, provide stubs.
1048 (File_read::View::~View): Use free rather than delete[].
1049 (File_read::make_view): Use malloc rather than new[]. If mmap
1051 (File_read::find_or_make_view): Use malloc rather than new[].
1052 * gold.h: Remove HAVE_REMAP code.
1053 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1054 exists. Rename mremap to gold_mremap. If mmap is not available
1056 * configure, config.in: Rebuild.
1058 2011-04-11 Ian Lance Taylor <iant@google.com>
1060 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1061 initialize local variable v.
1063 2011-04-11 Cary Coutant <ccoutant@google.com>
1065 * archive.cc (Archive::include_member): Adjust call to
1067 (Add_archive_symbols::run): Track argument serial numbers.
1068 (Lib_group::include_member): Likewise.
1069 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1070 * archive.h (Incremental_archive_entry::Archive_member):
1071 Initialize arg_serial_.
1072 (Archive_member::arg_serial_): New data member.
1073 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1074 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1076 (Sized_dynobj::do_for_all_local_got_entries): New function.
1077 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1079 * fileread.cc (get_mtime): New function.
1080 * fileread.h (get_mtime): New function.
1081 * gold.cc (queue_initial_tasks): Check for incremental update.
1082 (process_incremental_input): New function.
1083 (queue_middle_tasks): Don't force valid target for incremental
1085 * incremental-dump.cc (find_input_containing_global): Adjust
1086 size of symbol info entry.
1087 (dump_incremental_inputs): Dump argument serial number and
1088 in_system_directory flag; bias shndx by 1; print symbol names
1089 when dumping per-file symbol lists; use new symbol info readers.
1091 (Output_section_incremental_inputs:update_data_size): New function.
1092 (Sized_incremental_binary::setup_readers): Setup input readers
1093 for each input file; build maps for files added from libraries
1095 (Sized_incremental_binary::check_input_args): New function.
1096 (Sized_incremental_binary::do_check_inputs): Build map of argument
1097 serial numbers to input arguments.
1098 (Sized_incremental_binary::do_file_has_changed): Rename
1099 do_file_is_unchanged to this; compare file modification times.
1100 (Sized_incremental_binary::do_init_layout): New function.
1101 (Sized_incremental_binary::do_reserve_layout): New function.
1102 (Sized_incremental_binary::do_get_input_reader): Remove.
1103 (Sized_incremental_binary::get_symtab_view): New function.
1104 (Incremental_checker::can_incrementally_link_output_file): Remove.
1105 (Incremental_inputs::report_command_line): Exclude --debug options.
1106 (Incremental_inputs::report_archive_begin): Add parameter; track
1107 argument serial numbers; don't put input file entry for archive
1108 before archive members.
1109 (Incremental_inputs::report_archive_end): Put input file entry
1110 for archive after archive members.
1111 (Incremental_inputs::report_object): Add parameter; track argument
1112 serial numbers and in_system_directory flag.
1113 (Incremental_inputs::report_script): Add parameter; track argument
1115 (Output_section_incremental_inputs::set_final_data_size): Adjust
1116 size of symbol info entry; check for forwarding symbols.
1117 (Output_section_incremental_inputs::write_input_files): Write
1118 in_system_directory flag and argument serial number.
1119 (Output_section_incremental_inputs::write_info_blocks): Map section
1120 indices between incremental info and original input file; store
1121 input section index for each symbol.
1122 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1123 change operator() to visit().
1124 (class Global_got_offset_visitor): Likewise.
1125 (class Global_symbol_visitor_got_plt):
1126 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1128 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1129 (Sized_incr_relobj::do_read_symbols): New function.
1130 (Sized_incr_relobj::do_layout): New function.
1131 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1132 (Sized_incr_relobj::do_add_symbols): New function.
1133 (Sized_incr_relobj::do_should_include_member): New function.
1134 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1135 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1136 (Sized_incr_relobj::do_section_size): New function.
1137 (Sized_incr_relobj::do_section_name): New function.
1138 (Sized_incr_relobj::do_section_contents): New function.
1139 (Sized_incr_relobj::do_section_flags): New function.
1140 (Sized_incr_relobj::do_section_entsize): New function.
1141 (Sized_incr_relobj::do_section_address): New function.
1142 (Sized_incr_relobj::do_section_type): New function.
1143 (Sized_incr_relobj::do_section_link): New function.
1144 (Sized_incr_relobj::do_section_info): New function.
1145 (Sized_incr_relobj::do_section_addralign): New function.
1146 (Sized_incr_relobj::do_initialize_xindex): New function.
1147 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1148 (Sized_incr_relobj::do_read_relocs): New function.
1149 (Sized_incr_relobj::do_gc_process_relocs): New function.
1150 (Sized_incr_relobj::do_scan_relocs): New function.
1151 (Sized_incr_relobj::do_count_local_symbols): New function.
1152 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1153 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1154 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1155 (Sized_incr_relobj::do_relocate): New function.
1156 (Sized_incr_relobj::do_set_section_offset): New function.
1157 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1158 (Sized_incr_dynobj::do_read_symbols): New function.
1159 (Sized_incr_dynobj::do_layout): New function.
1160 (Sized_incr_dynobj::do_add_symbols): New function.
1161 (Sized_incr_dynobj::do_should_include_member): New function.
1162 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1163 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1164 (Sized_incr_dynobj::do_section_size): New function.
1165 (Sized_incr_dynobj::do_section_name): New function.
1166 (Sized_incr_dynobj::do_section_contents): New function.
1167 (Sized_incr_dynobj::do_section_flags): New function.
1168 (Sized_incr_dynobj::do_section_entsize): New function.
1169 (Sized_incr_dynobj::do_section_address): New function.
1170 (Sized_incr_dynobj::do_section_type): New function.
1171 (Sized_incr_dynobj::do_section_link): New function.
1172 (Sized_incr_dynobj::do_section_info): New function.
1173 (Sized_incr_dynobj::do_section_addralign): New function.
1174 (Sized_incr_dynobj::do_initialize_xindex): New function.
1175 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1176 (make_sized_incremental_object): New function.
1177 (Incremental_library::copy_unused_symbols): New function.
1178 (Incremental_library::do_for_all_unused_symbols): New function.
1179 * incremental.h (enum Incremental_input_flags): New type.
1180 (class Incremental_checker): Remove.
1181 (Incremental_input_entry::Incremental_input_entry): Add argument
1183 (Incremental_input_entry::arg_serial): New function.
1184 (Incremental_input_entry::set_is_in_system_directory): New function.
1185 (Incremental_input_entry::is_in_system_directory): New function.
1186 (Incremental_input_entry::arg_serial_): New data member.
1187 (Incremental_input_entry::is_in_system_directory_): New data member.
1188 (class Script_info): Move here from script.h.
1189 (Script_info::Script_info): Add filename parameter.
1190 (Script_info::filename): New function.
1191 (Script_info::filename_): New data member.
1192 (Incremental_script_entry::Incremental_script_entry): Add argument
1194 (Incremental_object_entry::Incremental_object_entry): Likewise.
1195 (Incremental_object_entry::add_input_section): Build list of input
1196 sections with map to original shndx.
1197 (Incremental_object_entry::get_input_section_index): New function.
1198 (Incremental_object_entry::shndx_): New data member.
1199 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1200 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1201 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1203 (Incremental_inputs::report_archive_begin): Likewise.
1204 (Incremental_inputs::report_object): Likewise.
1205 (Incremental_inputs::report_script): Likewise.
1206 (class Incremental_global_symbol_reader): New class.
1207 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1208 and store flags and input file type.
1209 (Incremental_input_entry_reader::arg_serial): New function.
1210 (Incremental_input_entry_reader::type): Extract type from flags.
1211 (Incremental_input_entry_reader::is_in_system_directory): New function.
1212 (Incremental_input_entry_reader::get_input_section_count): Call
1213 accessor function for type.
1214 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1215 function for type; adjust size of global symbol entry.
1216 (Incremental_input_entry_reader::get_global_symbol_count): Call
1217 accessor function for type.
1218 (Incremental_input_entry_reader::get_object_count): Likewise.
1219 (Incremental_input_entry_reader::get_object_offset): Likewise.
1220 (Incremental_input_entry_reader::get_member_count): Likewise.
1221 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1222 (Incremental_input_entry_reader::get_member_offset): Likewise.
1223 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1224 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1225 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1226 (Incremental_input_entry_reader::get_global_symbol_reader): New
1228 (Incremental_input_entry_reader::get_output_symbol_index): New
1230 (Incremental_input_entry_reader::type_): Remove.
1231 (Incremental_input_entry_reader::flags_): New data member.
1232 (Incremental_inputs_reader::input_file_offset): New function.
1233 (Incremental_inputs_reader::input_file_index): New function.
1234 (Incremental_inputs_reader::input_file): Call input_file_offset.
1235 (Incremental_inputs_reader::input_file_at_offset): New function.
1236 (Incremental_relocs_reader::get_r_type): Reformat.
1237 (Incremental_relocs_reader::get_r_shndx): Reformat.
1238 (Incremental_relocs_reader::get_r_offset): Reformat.
1239 (Incremental_relocs_reader::data): New function.
1240 (Incremental_binary::Incremental_binary): Initialize new data members.
1241 (Incremental_binary::check_inputs): Add cmdline parameter.
1242 (Incremental_binary::file_is_unchanged): Remove.
1243 (Input_reader::arg_serial): New function.
1244 (Input_reader::get_unused_symbol_count): New function.
1245 (Input_reader::get_unused_symbol): New function.
1246 (Input_reader::do_arg_serial): New function.
1247 (Input_reader::do_get_unused_symbol_count): New function.
1248 (Input_reader::do_get_unused_symbol): New function.
1249 (Incremental_binary::input_file_count): New function.
1250 (Incremental_binary::get_input_reader): Change signature to use
1251 index instead of filename.
1252 (Incremental_binary::file_has_changed): New function.
1253 (Incremental_binary::get_input_argument): New function.
1254 (Incremental_binary::get_library): New function.
1255 (Incremental_binary::get_script_info): New function.
1256 (Incremental_binary::init_layout): New function.
1257 (Incremental_binary::reserve_layout): New function.
1258 (Incremental_binary::output_file): New function.
1259 (Incremental_binary::do_check_inputs): New function.
1260 (Incremental_binary::do_file_is_unchanged): Remove.
1261 (Incremental_binary::do_file_has_changed): New function.
1262 (Incremental_binary::do_init_layout): New function.
1263 (Incremental_binary::do_reserve_layout): New function.
1264 (Incremental_binary::do_input_file_count): New function.
1265 (Incremental_binary::do_get_input_reader): Change signature.
1266 (Incremental_binary::input_args_map_): New data member.
1267 (Incremental_binary::library_map_): New data member.
1268 (Incremental_binary::script_map_): New data member.
1269 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1271 (Sized_incremental_binary::output_section): New function.
1272 (Sized_incremental_binary::inputs_reader): Add const.
1273 (Sized_incremental_binary::symtab_reader): Add const.
1274 (Sized_incremental_binary::relocs_reader): Add const.
1275 (Sized_incremental_binary::got_plt_reader): Add const.
1276 (Sized_incremental_binary::get_symtab_view): New function.
1277 (Sized_incremental_binary::Inputs_reader): New typedef.
1278 (Sized_incremental_binary::Input_entry_reader): New typedef.
1279 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1280 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1281 (Sized_incremental_binary::do_file_has_changed): New function.
1282 (Sized_incremental_binary::do_init_layout): New function.
1283 (Sized_incremental_binary::do_reserve_layout): New function.
1284 (Sized_input_reader::Inputs_reader): Remove.
1285 (Sized_input_reader::Input_entry_reader): Remove.
1286 (Sized_input_reader::do_arg_serial): New function.
1287 (Sized_input_reader::do_get_unused_symbol_count): New function.
1288 (Sized_input_reader::do_get_unused_symbol): New function.
1289 (Sized_incremental_binary::do_input_file_count): New function.
1290 (Sized_incremental_binary::do_get_input_reader): Change signature;
1291 use index instead of filename.
1292 (Sized_incremental_binary::section_map_): New data member.
1293 (Sized_incremental_binary::input_entry_readers_): New data member.
1294 (class Sized_incr_relobj): New class.
1295 (class Sized_incr_dynobj): New class.
1296 (make_sized_incremental_object): New function.
1297 (class Incremental_library): New class.
1298 * layout.cc (Free_list::num_lists): New static data member.
1299 (Free_list::num_nodes): New static data member.
1300 (Free_list::num_removes): New static data member.
1301 (Free_list::num_remove_visits): New static data member.
1302 (Free_list::num_allocates): New static data member.
1303 (Free_list::num_allocate_visits): New static data member.
1304 (Free_list::init): New function.
1305 (Free_list::remove): New function.
1306 (Free_list::allocate): New function.
1307 (Free_list::dump): New function.
1308 (Free_list::print_stats): New function.
1309 (Layout_task_runner::run): Resize output file for incremental updates.
1310 (Layout::Layout): Initialize new data members.
1311 (Layout::set_incremental_base): New function.
1312 (Layout::init_fixed_output_section): New function.
1313 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1314 incremental updates.
1315 (Layout::create_gold_note): Do not create gold note section for
1316 incremental updates.
1317 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1318 for incremental updates.
1319 (Layout::set_section_offsets): For incremental updates, allocate space
1321 (Layout::create_symtab_sections): Layout with offsets relative to
1322 start of section; for incremental updates, allocate space from free
1324 (Layout::create_shdrs): For incremental updates, allocate space from
1326 (Layout::finish_dynamic_section): For incremental updates, do not
1327 check --as-needed (fixed in subsequent patch).
1328 * layout.h (class Free_list): New class.
1329 (Layout::set_incremental_base): New function.
1330 (Layout::incremental_base): New function.
1331 (Layout::init_fixed_output_section): New function.
1332 (Layout::allocate): New function.
1333 (Layout::incremental_base_): New data member.
1334 (Layout::free_list_): New data member.
1335 * main.cc (main): Print Free_list statistics.
1336 * object.cc (Relobj::finalize_incremental_relocs): Add
1337 clear_counts parameter; clear counts only when clear_counts is set.
1338 (Sized_relobj::Sized_relobj): Initialize new base class.
1339 (Sized_relobj::do_layout): Don't report special sections.
1340 (Sized_relobj::do_for_all_local_got_entries): New function.
1341 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1342 symtab_off to all symbol table offsets.
1343 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1344 * object.h (class Got_offset_list): Move to top of file.
1345 (Object::Object): Allow case where input_file == NULL.
1346 (Object::~Object): Likewise.
1347 (Object::input_file): Assert that input_file != NULL.
1348 (Object::lock): Allow case where input_file == NULL.
1349 (Object::unlock): Likewise.
1350 (Object::is_locked): Likewise.
1351 (Object::token): Likewise.
1352 (Object::release): Likewise.
1353 (Object::is_incremental): New function.
1354 (Object::get_mtime): New function.
1355 (Object::for_all_local_got_entries): New function.
1356 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1357 (Object::set_is_in_system_directory): New function.
1358 (Object::is_in_system_directory): New function.
1359 (Object::do_is_incremental): New function.
1360 (Object::do_get_mtime): New function.
1361 (Object::do_for_all_local_got_entries): New function.
1362 (Object::is_in_system_directory_): New data member.
1363 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1364 (class Sized_relobj_base): New class.
1365 (class Sized_relobj): Derive from Sized_relobj_base.
1366 (class Sized_relobj::Symbols): Redeclare from base class.
1367 (class Sized_relobj::local_got_offset_list): Remove.
1368 (class Sized_relobj::Output_sections): Redeclare from base class.
1369 (class Sized_relobj::do_for_all_local_got_entries): New function.
1370 (class Sized_relobj::write_local_symbols): Add offset parameter.
1371 (class Sized_relobj::local_symbol_offset_): Update comment.
1372 (class Sized_relobj::local_dynsym_offset_): Update comment.
1373 * options.cc (Input_arguments::add_file): Remove const.
1374 * options.h (Input_file_argument::Input_file_argument):
1375 Initialize arg_serial_ (all constructors).
1376 (Input_file_argument::set_arg_serial): New function.
1377 (Input_file_argument::arg_serial): New function.
1378 (Input_file_argument::arg_serial_): New data member.
1379 (Input_arguments::Input_arguments): Initialize file_count_.
1380 (Input_arguments::add_file): Remove const.
1381 (Input_arguments::number_of_input_files): New function.
1382 (Input_arguments::file_count_): New data member.
1383 (Command_line::number_of_input_files): Call
1384 Input_arguments::number_of_input_files.
1385 * output.cc (Output_segment_headers::Output_segment_headers):
1387 (Output_section::Input_section::current_data_size): New function.
1388 (Output_section::Output_section): Initialize new data members.
1389 (Output_section::add_input_section): Don't do merge sections for
1390 an incremental link; allocate space from free list for an
1392 (Output_section::add_output_section_data): Allocate space from
1393 free list for an incremental update.
1394 (Output_section::update_data_size): New function.
1395 (Output_section::set_fixed_layout): New function.
1396 (Output_section::reserve): New function.
1397 (Output_segment::set_section_addresses): Remove const.
1398 (Output_segment::set_section_list_addresses): Remove const; allocate
1399 space from free list for an incremental update.
1400 (Output_segment::set_offset): Adjust size of RELRO segment for an
1402 * output.h (Output_data::current_data_size): Move here from
1404 (Output_data::pre_finalize_data_size): New function.
1405 (Output_data::update_data_size): New function.
1406 (Output_section_headers::update_data_size): new function.
1407 (Output_section_data_build::current_data_size): Move to Output_data.
1408 (Output_data_strtab::update_data_size): New function.
1409 (Output_section::current_data_size): Move to Output_data.
1410 (Output_section::set_fixed_layout): New function.
1411 (Output_section::has_fixed_layout): New function.
1412 (Output_section::reserve): New function.
1413 (Output_section::update_data_size): New function.
1414 (Output_section::has_fixed_layout_): New data member.
1415 (Output_section::free_list_): New data member.
1416 (Output_segment::set_section_addresses): Remove const.
1417 (Output_segment::set_section_list_addresses): Remove const.
1418 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1420 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1422 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1423 parameter when calling Add_symbols constructor; store argument
1424 serial number for members of a lib group.
1425 (Add_symbols::locks): Allow case where token == NULL.
1426 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1427 (Read_member::~Read_member): New function.
1428 (Read_member::is_runnable): New function.
1429 (Read_member::locks): New function.
1430 (Read_member::run): New function.
1431 (Check_script::~Check_script): New function.
1432 (Check_script::is_runnable): New function.
1433 (Check_script::locks): New function.
1434 (Check_script::run): New function.
1435 (Check_library::~Check_library): New function.
1436 (Check_library::is_runnable): New function.
1437 (Check_library::locks): New function.
1438 (Check_library::run): New function.
1439 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1440 (Add_symbols::library_): New data member.
1441 (class Read_member): New class.
1442 (class Check_script): New class.
1443 (class Check_library): New class.
1444 * reloc.cc (Read_relocs::is_runnable): Allow case where
1446 (Read_relocs::locks): Likewise.
1447 (Scan_relocs::locks): Likewise.
1448 (Relocate_task::locks): Likewise.
1449 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1451 (Sized_relobj::incremental_relocs_scan): Fix comment.
1452 (Sized_relobj::do_relocate): Pass output file offset to
1453 write_local_symbols.
1454 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1455 from class declaration.
1456 * script.cc (read_input_script): Allocate Script_info; pass
1457 argument serial number to report_script.
1458 * script.h (class Script_info): Move to incremental.h.
1459 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1460 * symtab.h (Symbol_table::add_from_incrobj): New function.
1461 (Symbol_table::set_file_offset): New function.
1463 2011-04-05 Cary Coutant <ccoutant@google.com>
1465 * incremental-dump.cc (dump_incremental_inputs): Change signature
1466 to take a Sized_incremental_binary; change caller. Use readers
1467 in Sized_incremental_binary.
1469 (Sized_incremental_binary::find_incremental_inputs_sections):
1470 Rename do_find_incremental_inputs_sections to this.
1471 (Sized_incremental_binary::setup_readers): New function.
1472 (Sized_incremental_binary::do_check_inputs): Check
1473 has_incremental_info_ flag; move setup code to setup_readers;
1475 (Sized_incremental_binary::do_file_is_unchanged): New function.
1476 (Sized_incremental_binary::do_get_input_reader): New function.
1477 * incremental.h (class Incremental_binary): Move to end of file.
1478 (Incremental_binary::file_is_unchanged): New function.
1479 (Incremental_binary::do_file_is_unchanged): New function.
1480 (Incremental_binary::Input_reader): New class.
1481 (Incremental_binary::get_input_reader): New function.
1482 (class Sized_incremental_binary): Move to end of file.
1483 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1484 input section reader classes.
1485 (Sized_incremental_binary::has_incremental_info): New function.
1486 (Sized_incremental_binary::inputs_reader): New function.
1487 (Sized_incremental_binary::symtab_reader): New function.
1488 (Sized_incremental_binary::relocs_reader): New function.
1489 (Sized_incremental_binary::got_plt_reader): New function.
1490 (Sized_incremental_binary::do_file_is_unchanged): New function.
1491 (Sized_incremental_binary::Sized_input_reader): New class.
1492 (Sized_incremental_binary::get_input_reader): New function.
1493 (Sized_incremental_binary::find_incremental_inputs_sections):
1494 Rename do_find_incremental_inputs_sections to this.
1495 (Sized_incremental_binary::setup_readers): New function.
1496 (Sized_incremental_binary::has_incremental_info_): New data member.
1497 (Sized_incremental_binary::inputs_reader_): New data member.
1498 (Sized_incremental_binary::symtab_reader_): New data member.
1499 (Sized_incremental_binary::relocs_reader_): New data member.
1500 (Sized_incremental_binary::got_plt_reader_): New data member.
1501 (Sized_incremental_binary::current_input_file_): New data member.
1503 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1506 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1509 2011-03-30 Cary Coutant <ccoutant@google.com>
1511 * archive.cc (Archive::include_member): Adjust call to report_object.
1512 (Add_archive_symbols::run): Add script_info to call to
1513 report_archive_begin.
1514 (Lib_group::include_member): Adjust call to report_object.
1515 (Add_lib_group_symbols::run): Adjust call to report_object.
1516 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1517 blocks. Add object count for script input files.
1518 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1519 script_info parameter; change all callers.
1520 (Incremental_inputs::report_object): Add script_info parameter;
1522 (Incremental_inputs::report_script): Store backpointer to
1523 incremental info entry.
1524 (Output_section_incremental_inputs::set_final_data_size): Record
1525 additional information for scripts.
1526 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1527 * incremental.h (Incremental_script_entry::add_object): New function.
1528 (Incremental_script_entry::get_object_count): New function.
1529 (Incremental_script_entry::get_object): New function.
1530 (Incremental_script_entry::objects_): New data member; adjust
1532 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1533 (Incremental_inputs::report_object): Add script_info parameter.
1534 (Incremental_inputs_reader::get_object_count): New function.
1535 (Incremental_inputs_reader::get_object_offset): New function.
1536 * options.cc (Input_arguments::add_file): Return reference to
1538 * options.h (Input_argument::set_script_info): New function.
1539 (Input_argument::script_info): New function.
1540 (Input_argument::script_info_): New data member; adjust all
1542 (Input_file_group::add_file): Return reference to new input argument.
1543 (Input_file_lib::add_file): Likewise.
1544 (Input_arguments::add_file): Likewise.
1545 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1546 * script.cc (Parser_closure::Parser_closure): Add script_info
1547 parameter; adjust all callers.
1548 (Parser_closure::script_info): New function.
1549 (Parser_closure::script_info_): New data member.
1550 (read_input_script): Report scripts earlier to incremental info.
1551 (script_add_file): Set script_info in Input_argument.
1552 (script_add_library): Likewise.
1553 * script.h (Script_options::Script_info): Rewrite class.
1555 2011-03-29 Cary Coutant <ccoutant@google.com>
1557 * archive.cc (Library_base::should_include_member): Move
1558 method here from class Archive.
1559 (Archive::Archive): Initialize base class.
1560 (Archive::should_include_member): Move to base class.
1561 (Archive::do_for_all_unused_symbols): New function.
1562 (Add_archive_symbols::run): Remove redundant access to
1564 (Lib_group::Lib_group): Initialize base class.
1565 (Lib_group::do_filename): New function.
1566 (Lib_group::include_member): Pass pointer to Lib_group to
1568 (Lib_group::do_for_all_unused_symbols): New function.
1569 (Add_lib_group_symbols::run): Report archive information for
1571 * archive.h (class Library_base): New base class.
1572 (class Archive): Derive from Library_base.
1573 (Archive::filename): Move to base class.
1574 (Archive::set_incremental_info): Likewise.
1575 (Archive::incremental_info): Likewise.
1576 (Archive::Should_include): Likewise.
1577 (Archive::should_include_member): Likewise.
1578 (Archive::Armap_entry): Remove.
1579 (Archive::Unused_symbol_iterator): Remove.
1580 (Archive::unused_symbols_begin): Remove.
1581 (Archive::unused_symbols_end): Remove.
1582 (Archive::do_filename): New function.
1583 (Archive::do_get_mtime): New function.
1584 (Archive::do_for_all_unused_symbols): New function.
1585 (Archive::task_): Move to base class.
1586 (Archive::incremental_info_): Likewise.
1587 (class Lib_group): Derive from Library_base.
1588 (Lib_group::do_filename): New function.
1589 (Lib_group::do_get_mtime): New function.
1590 (Lib_group::do_for_all_unused_symbols): New function.
1591 (Lib_group::task_): Move to base class.
1592 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1594 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1596 * incremental.cc (Incremental_inputs::report_archive_begin):
1597 Use Library_base; call library's get_mtime; add incremental inputs
1598 entry before members.
1599 (class Unused_symbol_visitor): New class.
1600 (Incremental_inputs::report_archive_end): Use Library_base; use
1601 visitor class to record unused symbols; don't add incremental inputs
1602 entry after members.
1603 (Incremental_inputs::report_object): Use Library_base.
1605 (Incremental_archive_entry::Incremental_archive_entry): Remove
1606 unused Archive parameter.
1607 (Incremental_inputs::report_archive_begin): Use Library_base.
1608 (Incremental_inputs::report_archive_end): Likewise.
1609 (Incremental_inputs::report_object): Likewise.
1610 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1612 * object.h (Object::for_all_global_symbols): New function.
1613 (Object::do_for_all_global_symbols): New function.
1614 (Sized_relobj::do_for_all_global_symbols): New function.
1615 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1617 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1620 2011-03-27 Ian Lance Taylor <iant@google.com>
1622 * archive.cc (Archive::interpret_header): Return -1 if something
1623 goes wrong. Change callers accordingly.
1625 2011-03-25 Cary Coutant <ccoutant@google.com>
1627 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1628 * testsuite/Makefile.in: Regenerate.
1630 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1632 * plugin.cc (get_view): New.
1633 (Plugin::load): Pass get_view to the plugin.
1634 (Plugin_manager::get_view): New.
1636 2011-03-21 Ian Lance Taylor <iant@google.com>
1638 * testsuite/final_layout.sh: Rewrite to not use dc.
1639 * testsuite/relro_test.sh: Fail if dc is not present.
1641 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1643 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1645 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1646 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1648 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1649 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1651 2011-03-14 Ian Lance Taylor <iant@google.com>
1653 * script-sections.cc (Sort_output_sections::script_compare):
1654 Rename from is_before, change return type.
1655 (Sort_output_sections::operator()): Adjust accordingly.
1657 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1660 * testsuite/odr_violation2.cc: Add comment to make all error line
1661 numbers double digits.
1662 * testsuite/debug_msg.sh: Adjust expected errors.
1664 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1666 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1667 but mark earlier ones as non-canonical
1668 (offset_to_iterator): Update search target and example
1669 (do_addr2line): Return extra lines in a vector*
1670 (format_file_lineno): Extract from do_addr2line
1671 (one_addr2line): Add vector* out-param
1672 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1673 when a lineno entry appeared last for its instruction
1674 (Dwarf_line_info): Add vector* out-param
1675 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1676 * symtab.cc (Odr_violation_compare): Include the lineno in the
1678 (linenos_from_loc): New. Combine the canonical line for an
1679 address with its other lines.
1680 (True_if_intersect): New. Helper functor to make
1681 std::set_intersection a query.
1682 (detect_odr_violations): Compare sets of lines instead of just
1683 one line for each function. This became less deterministic, but
1684 has fewer false positives.
1685 * symtab.h: Declarations.
1686 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1687 mix an optimized and non-optimized object in the same binary
1688 (odr_violation2.so): Same.
1689 * testsuite/Makefile.in: Regenerate from Makefile.am.
1690 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1691 * testsuite/debug_msg.sh: Update line numbers and add
1693 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1694 non-optimized context.
1695 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1696 isn't inlined, and use OdrDerived in an optimized context.
1697 * testsuite/odr_header1.h: Defines OdrDerived, where
1698 optimization will change the
1699 first-instruction-in-the-destructor's file and line number.
1700 * testsuite/odr_header2.h: Defines OdrBase.
1702 2011-03-09 Ian Lance Taylor <iant@google.com>
1704 * fileread.cc (File_read::clear_views): Don't delete the whole
1707 2011-03-08 Ian Lance Taylor <iant@google.com>
1710 * fileread.cc: #include <climits>.
1711 (GOLD_IOV_MAX): Define.
1712 (File_read::read_multiple): Limit number of entries by iov_max.
1713 * fileread.h (class File_read): Always set max_readv_entries to
1716 2011-03-07 Ian Lance Taylor <iant@google.com>
1719 * options.h (class General_options): Add -dy and -dn.
1721 2011-03-02 Cary Coutant <ccoutant@google.com>
1723 * testsuite/script_test_9.t: Add TLS segment.
1725 2011-03-02 Simon Baldwin <simonb@google.com>
1727 * configure.ac: Add check for gnu_indirect_function support in
1728 the toolchain building binutils.
1729 * configure: Rebuild.
1731 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1733 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1734 plugin only symbols.
1735 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1736 in plugin files as not needed in the symbol table.
1738 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1740 * output.cc (Output_section::add_input_section): Delay fill
1741 generation for section ordering.
1743 2011-02-09 Ian Lance Taylor <iant@google.com>
1746 * object.h (class Sized_relobj): Remove clear_local_symbols.
1747 * reloc.cc (Sized_relobj::do_relocate): Don't call
1748 clear_local_symbols.
1750 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1752 * plugin.cc (is_visible_from_outside): Return true for symbols
1755 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1757 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1760 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1762 * icf.h (is_section_foldable_candidate): Change type of parameter
1764 * icf.cc (Icf::find_identical_sections): Change type of local variable
1765 section_name to be std::string.
1766 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1768 2011-01-25 Ian Lance Taylor <iant@google.com>
1770 * script.cc (script_add_extern): Rewrite to use
1771 add_symbol_reference.
1773 2011-01-25 Doug Kwan <dougkwan@google.com>
1775 * icf.cc (get_section_contents): Always lock section's object.
1777 2011-01-24 Ian Lance Taylor <iant@google.com>
1779 * options.h (class General_options): Accept
1780 --no-detect-odr-violations.
1782 2011-01-24 Ian Lance Taylor <iant@google.com>
1784 * version.cc (version_string): Bump to 1.11.
1786 2011-01-24 Ian Lance Taylor <iant@google.com>
1788 * plugin.cc (class Plugin_rescan): Define new class.
1789 (Plugin_manager::claim_file): Set any_claimed_.
1790 (Plugin_manager::save_archive): New function.
1791 (Plugin_manager::save_input_group): New function.
1792 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1794 (Plugin_manager::new_undefined_symbol): New function.
1795 (Plugin_manager::rescan): New function.
1796 (Plugin_manager::rescannable_defines): New function.
1797 (Plugin_manager::add_input_file): Set any_added_.
1798 * plugin.h (class Plugin_manager): define new fields rescannable_,
1799 undefined_symbols_, any_claimed_, and any_added_. Declare
1800 Plugin_rescan as friend. Declare new functions.
1801 (Plugin_manager::Rescannable): Define type.
1802 (Plugin_manager::Rescannable_list): Define type.
1803 (Plugin_manager::Undefined_symbol_list): Define type.
1804 (Plugin_manager::Plugin_manager): Initialize new fields.
1805 * archive.cc (Archive::defines_symbol): New function.
1806 (Add_archive_symbols::run): Pass archive to plugins if any.
1807 * archive.h (class Archive): Declare defines_symbol.
1808 * readsyms.cc (Input_group::~Input_group): New function.
1809 (Finish_group::run): Pass input_group to plugins if any.
1810 * readsyms.h (class Input_group): Declare destructor.
1811 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1814 2011-01-10 Ian Lance Taylor <iant@google.com>
1816 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1818 (Layout::set_segment_offsets): Reset increase_relro before calling
1819 set_section_addresses a second time.
1821 2011-01-04 Cary Coutant <ccoutant@google.com>
1823 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1824 sections before NOBITS sections.
1826 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1828 * version.cc (print_version): Update copyright to 2011.
1830 2010-12-23 Cary Coutant <ccoutant@google.com>
1832 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1833 of OS to this->add. Add OD parameter to second form of the function.
1835 2010-12-20 Ian Lance Taylor <iant@google.com>
1837 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1838 second of two consecutive entries with same offset.
1840 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1842 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1843 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1844 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1845 to avoid unneeded links against $(LDADD).
1846 * testsuite/Makefile.in: Regenerate.
1848 2010-12-15 Ian Lance Taylor <iant@google.com>
1851 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1852 for R_X86_64_32 and R_X86_64_PC32.
1853 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1854 ver_matching_def_pic.o.
1855 (ver_matching_def_pic.o): New target.
1857 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1859 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1860 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1861 Move definition before File_read::View member definitions.
1862 (File_read::View::~View): Initialize and hold lock before
1863 updating current_mapped_bytes.
1865 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1867 * dwarf_reader.cc: Remove outdated comment.
1868 * gold-threads.cc: Fix typo in error message.
1869 * archive.cc: Fix typos in comments.
1870 * archive.h: Likewise.
1871 * arm-reloc-property.cc: Likewise.
1872 * arm-reloc-property.h: Likewise.
1873 * arm-reloc.def: Likewise.
1875 * attributes.h: Likewise.
1876 * cref.cc: Likewise.
1877 * ehframe.cc: Likewise.
1878 * fileread.h: Likewise.
1880 * i386.cc: Likewise.
1882 * incremental.h: Likewise.
1883 * int_encoding.cc: Likewise.
1884 * layout.h: Likewise.
1885 * main.cc: Likewise.
1886 * merge.h: Likewise.
1887 * object.cc: Likewise.
1888 * object.h: Likewise.
1889 * options.cc: Likewise.
1890 * readsyms.cc: Likewise.
1891 * reduced_debug_output.cc: Likewise.
1892 * reloc.cc: Likewise.
1893 * script-sections.cc: Likewise.
1894 * sparc.cc: Likewise.
1895 * symtab.h: Likewise.
1896 * target-reloc.h: Likewise.
1897 * target.cc: Likewise.
1898 * target.h: Likewise.
1899 * timer.cc: Likewise.
1900 * timer.h: Likewise.
1901 * x86_64.cc: Likewise.
1903 2010-12-09 Cary Coutant <ccoutant@google.com>
1905 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1907 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1908 parameter; change all callers.
1909 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1910 * options.h (warn_execstack): New option.
1912 2010-12-07 Doug Kwan <dougkwan@google.com>
1914 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1915 like function call relocations.
1917 2010-12-07 Ian Lance Taylor <iant@google.com>
1919 * archive.cc (Archive::get_elf_object_for_member): Permit
1920 punconfigured to be NULL.
1921 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1922 (Archive::include_member): Pass NULL to get_elf_object_for_member
1923 if we searched for the archive and this is the first included
1926 2010-12-01 Ian Lance Taylor <iant@google.com>
1928 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1929 track_relocs_type_ field.
1930 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1931 Set track_relocs_type_.
1932 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1933 contents when using RELA relocs.
1934 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
1936 * reloc.cc (Track_relocs::next_addend): New function.
1937 * reloc.h (class Track_relocs): Declare next_addend.
1939 2010-12-01 Ian Lance Taylor <iant@google.com>
1941 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
1944 2010-12-01 Ian Lance Taylor <iant@google.com>
1946 * README: Update compilers known to work and fail.
1948 2010-11-23 Matthias Klose <doko@ubuntu.com>
1950 * configure.in: For --enable-gold, handle value `default' instead of
1951 `both*'. Always install ld as ld.bfd, install as ld if gold is
1953 * configure: Regenerate.
1955 2010-11-18 Doug Kwan <dougkwan@google.com>
1957 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
1958 and right_alignment to be zero. Store result alignment only if it is
1959 greater than existing alignment.
1961 2010-11-16 Cary Coutant <ccoutant@google.com>
1964 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1965 Check for ".zdebug_line".
1967 2010-11-16 Doug Kwan <dougkwan@google.com>
1968 Cary Coutant <ccoutant@google.com>
1970 * output.h (Output_segment::set_section_addresses): Pass increase_relro
1971 by reference; adjust all callers.
1972 * output.cc (Output_segment::set_section_addresses): Adjust references
1973 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
1975 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
1976 end at page boundary.
1978 2010-11-16 Cary Coutant <ccoutant@google.com>
1981 * layout.cc (Layout::choose_output_section): Transform names of
1982 compressed sections even when using a script with a SECTIONS clause.
1983 (Layout::output_section_name): Remove code to transform
1984 compressed debug section names.
1985 * output.cc (Output_section::add_input_section): Use uncompressed
1986 section size when tracking input sections.
1988 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
1990 * symtab.h (Symbol::NON_PIC_REF): Remove.
1991 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
1992 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
1993 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
1994 (Symbol::use_plt_offset): Take a flags argument and pass it
1995 directly to needs_dynamic_reloc. Restrict check for undefined
1996 weak symbols to function calls.
1997 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
1998 (Target_arm::Scan::global): Use it.
1999 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2000 (Target_arm::Relocate::relocate): Likewise.
2001 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2002 parameter with an r_type parameter. Use get_reference_flags
2004 (Target_arm::Relocate::relocate): Update accordingly.
2005 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2006 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2007 (Target_i386::Scan::global): Likewise.
2008 (Target_i386::Relocate::relocate): Likewise.
2009 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2010 parameter with an r_type parameter. Use get_reference_flags
2012 (Target_i386::Relocate::relocate): Update accordingly.
2013 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2014 (Target_powerpc::Scan::global): Use it.
2015 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2016 (Target_powerpc::Relocate::relocate): Likewise.
2017 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2018 (Target_sparc::Scan::global): Use it.
2019 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2020 (Target_sparc::Relocate::relocate): Likewise.
2021 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2022 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2023 (Target_x86_64::Scan::global): Likewise.
2024 (Target_x86_64::Relocate::relocate): Likewise.
2026 2010-11-08 Doug Kwan <dougkwan@google.com>
2027 Cary Coutant <ccoutant@google.com>
2029 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2030 (Arm_exidx_merge_section::section_contents_): New data member.
2031 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2032 (Arm_input_section::~Arm_input_section): De-allocate memory.
2033 (Arm_input_section::original_contents_): New data member.
2034 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2035 in parameters instead of calling Object::section_contents without
2037 (Arm_output_section::group_section): New parameter TASK. Pass it
2038 to callees that need locking objects.
2039 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2040 to lock EXIDX input sections. Fix a formatting issue. Call
2041 Arm_exidx_merged_section::build_contents to create merged section
2043 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2044 to lock object of stub table owner.
2045 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2046 TEXT_SIZE to initialize data member TEXT_SIZE_.
2047 (Arm_exidx_input_section::addralign): Fix typo in comment.
2048 (Arm_exidx_input_section::text_size): New method.
2049 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2050 that require locking objects. Lock objects before scanning for stubs
2051 and updating local symbols.
2052 (Arm_input_section<big_endian>::init): Copy contents of original
2054 (Arm_input_section<big_endian>::do_write): Use saved contents of
2055 original input section instead of calling Object::section_contents
2057 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2058 size without calling Object::section_size().
2059 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2060 for size. Allocate a buffer for merged EXIDX entries.
2061 (Arm_exidx_merged_section::build_contents): New method.
2062 (Arm_exidx_merged_section::do_write): Move merge section contents
2063 building code to Arm_exidx_merged_section::build_contetns. Write
2064 out contetns in buffer instead of building it on the fly.
2065 (Arm_relobj::make_exidx_input_section): Also pass text section size
2066 to Arm_exidx_input_section constructor.
2067 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2068 (Arm_dynobj::do_read_symbols): Fix memory leak.
2069 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2070 * target.h: (class Task): Add forward declaration.
2071 (Target::relax): Add new parameter TASK and pass it to
2073 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2075 2010-11-05 Cary Coutant <ccoutant@google.com>
2078 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2079 object when reading from the file.
2080 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2082 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2083 when reading section contents.
2084 (get_section_contents): Likewise.
2085 (icf::find_identical_sections): Likewise.
2086 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2087 object when reading from the file.
2088 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2089 the object when doing deferred section layout.
2091 2010-11-03 Nick Clifton <nickc@redhat.com>
2094 * script.h (class Symbol_assignment: name): New member. Returns
2095 the name of the symbol.
2096 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2097 Returns true if the given symbol name is on the list of
2098 assignments wating to be processed.
2099 * archive.cc (should_incldue_member): If the symbol is undefined,
2100 check to see if it is on the list of symbols pending assignment.
2102 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2104 * script-sections.cc (Script_sections::find_memory_region): Check
2105 for a NULL output section pointer.
2107 2010-10-29 Doug Kwan <dougkwan@google.com>
2109 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2110 Output_section::add_relaxed_input_section.
2111 * output.cc (Output_section::add_relaxed_input_section): Add new
2112 arguments LAYOUT and NAME. Set section order index.
2113 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2114 Copy section order index.
2115 * output.h (Output_section::add_relaxed_input_section): Add new
2116 arguments LAYOUT and NAME.
2118 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2120 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2121 NATIVE_OR_CROSS_LINKER.
2122 * testsuite/Makefile.in: Regenerate.
2124 2010-10-20 Doug Kwan <dougkwan@google.com>
2126 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2127 without SHF_LINK_ORDER flags.
2128 * layout.cc (Layout::choose_output_section): Do not filter
2129 SHF_LINK_ORDER flag in a relocatable link.
2131 2010-10-17 Cary Coutant <ccoutant@google.com>
2133 * output.h (Output_segment::set_section_addresses): Change function
2134 signature. Update all callers.
2135 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2137 (Output_segment::set_section_addresses): Align after last TLS
2138 section. Add padding before last relro section instead of after.
2140 2010-10-17 Doug Kwan <dougkwan@google.com>
2142 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2143 GOT output section to be writable.
2145 2010-10-14 Cary Coutant <ccoutant@google.com>
2147 * debug.h (DEBUG_INCREMENTAL): New flag.
2148 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2149 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2151 * incremental.cc (report_command_line): Ignore all forms of
2153 * layout.cc (Layout::Layout): Check parameters for incremental link
2155 * options.cc (General_options::parse_incremental): New function.
2156 (General_options::parse_no_incremental): New function.
2157 (General_options::parse_incremental_full): New function.
2158 (General_options::parse_incremental_update): New function.
2159 (General_options::incremental_mode_): New data member.
2160 (General_options::finalize): Check incremental_mode_.
2161 * options.h (General_options): Update help text for --incremental.
2162 Add --no-incremental, --incremental-full, --incremental-update.
2163 (General_options::Incremental_mode): New enum type.
2164 (General_options::incremental_mode): New function.
2165 (General_options::incremental_mode_): New data member.
2166 * parameters.cc (Parameters::incremental_mode_): New data member.
2167 (Parameters::set_options): Set incremental_mode_.
2168 (Parameters::set_incremental_full): New function.
2169 (Parameters::incremental): New function.
2170 (Parameters::incremental_update): New function.
2171 (set_parameters_incremental_full): New function.
2172 * parameters.h (Parameters::set_incremental_full): New function.
2173 (Parameters::incremental): New function.
2174 (Parameters::incremental_update): New function.
2175 (Parameters::incremental_mode_): New data member.
2176 (set_parameters_incremental_full): New function.
2177 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2178 incremental link mode.
2179 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2180 (Sized_relobj::do_relocate_sections): Likewise.
2181 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2183 * testsuite/Makefile.in: Regenerate.
2184 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2186 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2188 * script-sections.h (class Script_sections): Make
2189 Sections_elements typedef public.
2190 * script-sections.cc (class Sort_output_sections): Add elements_
2191 field. Add constructor which sets it; change all callers.
2192 (Sort_output_sections::is_before): New function.
2193 (Sort_output_sections::operator()): Call is_before.
2194 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2196 * testsuite/script_test_10.sh: New test. Test script section
2198 * testsuite/script_test_10.t: Likewise.
2199 * testsuite/script_test_10.s: Likewise.
2200 * testsuite/Makefile.am: Wrap the cross linker tests and the
2201 common tests into NATIVE_OR_CROSS_LINKER.
2202 (check_SCRIPTS): Add script_test_10.sh.
2203 (check_DATA): Add script_test_10.stdout.
2204 (script_test_10.o, script_test_10): New targets.
2205 (script_test_10.stdout): New target.
2206 * configure, testsuite/Makefile.in: Regenerate.
2208 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2210 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2211 error for the deprecated relocations.
2212 (Target_arm::Scan::global): Likewise.
2213 (Target_arm::Relocate::relocate): Likewise.
2215 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2217 * fileread.cc (Input_file::find_file): Initialize *found_name
2218 and *namep when using the fallback search for case 4.
2220 2010-10-11 Cary Coutant <ccoutant@google.com>
2222 * options.h (class General_options): Redefine -z lazy as an alias for
2223 the negation of -z now.
2225 2010-10-11 Ian Lance Taylor <iant@google.com>
2227 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2230 2010-10-06 Nick Clifton <nickc@redhat.com>
2232 * script-sections.cc(class Memory_region): Remove
2233 current_lma_offset_ field. Rename current_vma_offset_ to
2234 current_offset_. Add last_section_ field.
2235 (Memory_region::get_current_vma_address): Rename to
2236 get_current_address.
2237 (Memory_region::get_current_lma_address): Delete.
2238 (Memory_region::increment_vma_offset): Rename to
2240 (Memory_region::increment_lma_offset): Delete.
2241 (Memory_region::attributes_compatible): New method. Returns
2242 true if the provided section is compatible with the region.
2243 (Memory_region::get_last_section): New method. Returns the last
2244 section to use the region.
2245 (Memory_region::set_last_section): New method. Stores the last
2246 section to use the region.
2247 (Script_sections::block_in_region): New method. Returns true if
2248 a block of memory is contained within a region.
2249 (Script_sections::find_memory_region): New method. Locates a
2250 memory region to be used to set a VMA or LMA address.
2251 (Output_section_definition::set_section_addresses): Add code to
2252 check for addresses set by memory regions.
2253 (Output_segment::set_section_addresses): Remove memory region
2255 (Script_sections::create_segment): Add a warning if a header
2256 segment is created outside of any region.
2257 * script-sections.h (class Script_sections): Add prototypes for
2258 find_memory_region and block_in_region methods.
2259 * testsuite/memory_test.s: Use .long instead of .word.
2260 * testsuite/memory_test.t: Add some more output sections.
2261 * testsuite/memory_test.sh: Update expected output.
2263 2010-10-02 Doug Kwan <dougkwan@google.com>
2265 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2266 defintion to symtab.h
2267 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2268 declaration to defintion.
2270 2010-10-01 Nick Clifton <nickc@redhat.com>
2272 * expression.cc (eval): Replace dummy argument with NULL.
2273 (eval_maybe_dot): Check for a NULL result section pointer.
2274 (Symbol_expression::value): Likewise.
2275 (Dot_expression::value): Likewise.
2276 (BINARY_EXPRESSION): Likewise.
2277 (Max_expression::value): Likewise.
2278 (Min_expression::value): Likewise.
2279 (Absolute_expression::value): Likewise.
2280 (Addr_expression::value_from_output_section): Likewise.
2281 (Loaddddr_expression::value_from_output_section): Likewise.
2282 (Segment_start_expression::value): Likewise.
2283 * script-sections.cc
2284 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2286 (Sections_elememt_dot_assignment::set_section_addresses):
2288 (Output_data_expression::do_write_to_buffer): Likewise.
2289 (Output_section_definition::finalize_symbols): Likewise.
2290 (Output_section_definition::set_section_addresses): Likewise.
2292 2010-09-30 Doug Kwan <dougkwan@google.com>
2294 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2296 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2298 * target.h (Target::can_icf_inline_merge_sections): New virtual
2300 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2302 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2304 * icf.cc (get_section_contents): Inline merge sections only when
2307 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2309 * configure: Regenerate.
2311 2010-09-17 Ian Lance Taylor <iant@google.com>
2313 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2314 * testsuite/Makefile.am (memory_test.o): New target.
2315 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2317 * testsuite/Makefile.in: Rebuild.
2319 2010-09-17 Doug Kwan <dougkwan@google.com>
2321 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2322 defintion if relocation uses GOT entries of the symbol.
2323 * testsuite/icf_safe_test.sh: Fix test.
2324 * testsuite/icf_safe_so_test.sh: Fix test.
2326 2010-09-16 Cary Coutant <ccoutant@google.com>
2328 * script_sections.cc (class Memory_region): Remove "NULL" from
2329 vector initializations.
2331 2010-09-15 Cary Coutant <ccoutant@google.com>
2333 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2334 Resolve forwarding symbols.
2336 2010-09-15 Doug Kwan <dougkwan@google.com>
2338 * gold/testsuite/script_test_3.t: Add ARM special sections.
2339 * gold/testsuite/script_test_4.t: Same.
2340 * gold/testsuite/script_test_5.t: Same.
2341 * gold/testsuite/script_test_6.t: Same.
2342 * gold/testsuite/script_test_7.t: Same.
2343 * gold/testsuite/script_test_7.t: Same.
2344 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2346 2010-09-14 Cary Coutant <ccoutant@google.com>
2348 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2349 (Target_x86_64::Relocate::relocate_tls): Replace check for
2350 saw_tls_block_reloc_ with test for executable section.
2352 2010-09-12 Cary Coutant <ccoutant@google.com>
2354 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2355 position-independent executables to shared libraries need dynamic
2357 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2358 position-independent executables.
2359 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2360 * testsuite/Makefile.in: Regenerate.
2362 2010-09-10 Nick Clifton <nickc@redhat.com>
2365 * testsuite/memory_test.t: Discard any sections that are not
2368 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2371 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2372 "This::" to work around a bug in gcc 4.2.
2374 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2376 2010-09-09 Rafael Espindola <espindola@google.com>
2378 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2379 sections with different PF_X flags in the same segment.
2380 (Layout::find_first_load_seg): Search all segments to find the first
2382 * options.h (rosegment): New.
2384 2010-09-08 Rafael Espindola <espindola@google.com>
2386 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2388 2010-09-08 Doug Kwan <dougkwan@google.com>
2390 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2391 (Arm_relobj::do_relocate_sections): Add new parameter for output
2392 file to match the parent.
2393 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2394 of local symbols instead of input values. Update code to track
2395 changes in gold::relocate_section.
2396 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2397 (Sized_relobj::compute_final_local_value_internal): New methods.
2398 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2399 body into private version of Sized_relobj::compute_final_local_value.
2400 Call the inline method.
2401 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2402 merged symbol value if there is one.
2403 (Symbol_value::has_output_value): New method defintiion.
2404 (Sized_relobj::Compute_final_local_value_status): New enum type.
2405 (Sized_relobj::compute_final_local_value): New methods.
2406 (Sized_relobj::compute_final_local_value_internal): New methods.
2407 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2408 and arm_cortex_a8.sh.
2409 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2410 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2412 * Makefile.in: Regenerate.
2413 * testsuite/arm_bl_out_of_range.s: Update test.
2414 * testsuite/thumb_bl_out_of_range.s: Ditto.
2415 * testsuite/thumb_blx_out_of_range.s: Ditto.
2416 * testsuite/arm_branch_out_of_range.sh: New file.
2417 * testsuite/arm_cortex_a8.sh: Ditto.
2418 * testsuite/arm_cortex_a8_b.s: Ditto.
2419 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2420 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2421 * testsuite/arm_cortex_a8_bl.s: Ditto.
2422 * testsuite/arm_cortex_a8_blx.s: Ditto.
2423 * testsuite/arm_cortex_a8_local.s: Ditto.
2424 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2425 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2427 2010-09-08 Rafael Espindola <espindola@google.com>
2429 * Makefile.am (memory_test.stdout): Run readelf with -W.
2430 * Makefile.in: Regenerate.
2431 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2434 2010-09-08 Rafael Espindola <espindola@google.com>
2436 * script-sections.cc (Script_sections::add_memory_region): Convert
2437 field precision to int.
2438 * script.cc (script_set_section_region, script_set_section_region):
2439 Convert field precision to int.
2441 2010-09-08 Rafael Espindola <espindola@google.com>
2443 * arm.cc (do_finalize_sections): Create the __exidx_start and
2444 __exdix_end symbols even when the section is missing.
2446 2010-09-08 Nick Clifton <nickc@redhat.com>
2448 * README: Remove claim that MEMORY is not supported.
2449 * expression.cc (script_exp_function_origin)
2450 (script_exp_function_length): Move from here to ...
2451 * script.cc: ... here.
2452 (script_set_section_region, script_add_memory)
2453 (script_parse_memory_attr, script_include_directive): New
2455 * script-sections.cc
2456 (class Memory_region): New class.
2457 (class Output_section_definition): Add set_memory_region,
2458 set_section_vma, set_section_lma and get_section_name methods.
2459 (class Script_Sections): Add add_memory_region,
2460 find_memory_region, find_memory_region_origin,
2461 find_memory_region_length and set_memory_region methods.
2462 Have set_section_addresses method walk the list of set memory
2464 Extend the print methos to display memory regions.
2465 * script-sections.h: Add prototypes for new methods.
2466 Add enum for MEMORY region attributes.
2467 * yyscript.y: Add support for parsing MEMORY regions.
2468 * script-c.h: Add prototypes for new functions.
2469 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2470 * testsuite/Makefile.in: Regenerate.
2471 * testsuite/memory_test.sh: New script.
2472 * testsuite/memory_test.s: New assembler source file.
2473 * testsuite/memory_test.t: New linker script.
2475 2010-08-27 Doug Kwan <dougkwan@google.com>
2477 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2478 reference override an existing dynamic weak reference.
2479 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2480 * testsuite/Makefile.in: Regenerate.
2481 * testsuite/dyn_weak_ref.sh: New file.
2482 * testsuite/dyn_weak_ref_1.c: Ditto.
2483 * testsuite/dyn_weak_ref_2.c: Ditto.
2485 2010-08-27 Ian Lance Taylor <iant@google.com>
2487 * incremental.h (class Incremental_input_entry): Add virtual
2490 2010-08-27 Ian Lance Taylor <iant@google.com>
2492 * testsuite/start_lib_test_3.c: Mark t3 as used.
2494 2010-08-27 Nick Clifton <nickc@redhat.com>
2496 * options.cc (version_script): Fix small typo in previous
2499 2010-08-25 Nick Clifton <nickc@redhat.com>
2501 * archive.cc: Formatting fixes: Remove whitespace between
2502 typename and following asterisk. Remove whitespace between
2503 function name and opening parenthesis.
2504 * archive.h: Likewise.
2506 * attributes.cc: Likewise.
2507 * attributes.h: Likewise.
2508 * common.cc: Likewise.
2509 * copy-relocs.cc: Likewise.
2510 * dirsearch.h: Likewise.
2511 * dynobj.cc: Likewise.
2512 * ehframe.cc: Likewise.
2513 * ehframe.h: Likewise.
2514 * expression.cc: Likewise.
2515 * fileread.cc: Likewise.
2516 * fileread.h: Likewise.
2518 * gold-threads.cc: Likewise.
2519 * gold.cc: Likewise.
2520 * i386.cc: Likewise.
2522 * incremental-dump.cc: Likewise.
2523 * incremental.cc: Likewise.
2524 * layout.cc: Likewise.
2525 * layout.h: Likewise.
2526 * main.cc: Likewise.
2527 * merge.cc: Likewise.
2528 * merge.h: Likewise.
2529 * object.cc: Likewise.
2530 * object.h: Likewise.
2531 * options.cc: Likewise.
2532 * options.h: Likewise.
2533 * output.cc: Likewise.
2534 * output.h: Likewise.
2535 * plugin.cc: Likewise.
2536 * plugin.h: Likewise.
2537 * powerpc.cc: Likewise.
2538 * reloc.cc: Likewise.
2539 * script-c.h: Likewise.
2540 * script-sections.cc: Likewise.
2541 * script.cc: Likewise.
2542 * stringpool.cc: Likewise.
2543 * symtab.cc: Likewise.
2544 * symtab.h: Likewise.
2545 * target.cc: Likewise.
2546 * timer.cc: Likewise.
2547 * timer.h: Likewise.
2548 * version.cc: Likewise.
2549 * x86_64.cc: Likewise.
2551 2010-08-24 Nick Clifton <nickc@redhat.com>
2554 * layout.cc (segment_precedes): Sort segments by their physical
2555 addresses, if they have been set.
2557 2010-08-23 Cary Coutant <ccoutant@google.com>
2559 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2561 (Lib_group::include_member): Unlock object after deleting its
2563 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2566 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2567 Cary Coutant <ccoutant@google.com>
2569 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2570 constructor, and set_blocker.
2571 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2573 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2574 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2575 * testsuite/Makefile.am (start_lib_test): New test case.
2576 * testsuite/Makefile.in: Regenerate.
2577 * testsuite/start_lib_test_main.c: New file.
2578 * testsuite/start_lib_test_1.c: New file.
2579 * testsuite/start_lib_test_2.c: New file.
2580 * testsuite/start_lib_test_3.c: New file.
2582 2010-08-19 Ian Lance Taylor <iant@google.com>
2584 * Makefile.in: Rebuild with automake 1.11.1.
2585 * aclocal.m4: Likewise.
2586 * testsuite/Makefile.in: Likewise.
2588 2010-08-19 Ian Lance Taylor <iant@google.com>
2591 * i386.cc (class Output_data_plt_i386): Update declarations.
2592 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2593 local_ifuncs_ fields.
2594 (Target_i386::do_plt_section_for_global): New function.
2595 (Target_i386::do_plt_section_for_local): New function.
2596 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2597 parameter; change all callers. Initialize global_ifuncs_ and
2598 local_ifuncs_. If doing a static link define __rel_iplt_start and
2600 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2601 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2602 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2604 (Target_i386::make_plt_section): New function, broken out of
2605 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2606 (Target_i386::make_plt_entry): Call make_plt_section.
2607 (Target_i386::make_local_ifunc_plt_entry): New function.
2608 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2609 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2610 R_386_IRELATIVE to switch.
2611 (Target_i386::Scan::global): Likewise.
2612 (Target_i386::Relocate::relocate): Likewise.
2613 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2615 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2616 (Target_x86_64::do_plt_section_for_global): New function.
2617 (Target_x86_64::do_plt_section_for_local): New function.
2618 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2619 parameter; change all callers. If doing a static link define
2620 __rela_iplt_start and __rela_iplt_end.
2621 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2622 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2623 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2625 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2626 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2628 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2629 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2630 R_X86_64_IRELATIVE to switch.
2631 (Target_x86_64::Scan::global): Likewise.
2632 (Target_x86_64::Relocate::relocate): Likewise.
2633 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2635 * target.h (class Target): Add plt_section_for_global and
2636 plt_section_for_local functions. Add do_plt_section_for_global
2637 and do_plt_section_for_local virtual functions.
2638 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2639 clarifying comments.
2640 (Symbol::use_plt_offset): Handle IFUNC symbol.
2641 * object.cc (Sized_relobj::Sized_relobj): Initialize
2643 (Sized_relobj::local_has_plt_offset): New function.
2644 (Sized_relobj::local_plt_offset): New function.
2645 (Sized_relobj::set_local_plt_offset): New function.
2646 (Sized_relobj::do_count): Handle IFUNC symbol.
2647 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2648 a bit away from input_shndx_ field. Add set_is_func_symbol and
2649 is_ifunc_symbol functions.
2650 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2651 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2652 local_plt_offsets_ field.
2653 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2654 * output.h (class Output_section_data): Add non-const
2655 output_section function.
2656 (class Output_data_got): Update declarations.
2657 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2658 Add use_plt_offset parameter to global and local constructors.
2659 Change all callers. Change local_sym_index_ field to 31 bits.
2660 Change GSYM_CODE and CONSTANT_CODE accordingly.
2661 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2662 doing a static link don't set sh_link field.
2663 (Output_data_got::Got_entry::write): Use PLT offset if
2665 (Output_data_got::add_global_plt): New function.
2666 (Output_data_got::add_local_plt): New function.
2667 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2668 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2669 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2670 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2671 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2673 * testsuite/ifunc-sel.h: New file.
2674 * testsuite/ifuncmain1.c: New file.
2675 * testsuite/ifuncmain1vis.c: New file.
2676 * testsuite/ifuncmod1.c: New file.
2677 * testsuite/ifuncdep2.c: New file.
2678 * testsuite/ifuncmain2.c: New file.
2679 * testsuite/ifuncmain3.c: New file.
2680 * testsuite/ifuncmod3.c: New file.
2681 * testsuite/ifuncmain4.c: New file.
2682 * testsuite/ifuncmain5.c: New file.
2683 * testsuite/ifuncmod5.c: New file.
2684 * testsuite/ifuncmain6pie.c: New file.
2685 * testsuite/ifuncmod6.c: New file.
2686 * testsuite/ifuncmain7.c: New file.
2687 * configure, testsuite/Makefile.in: Rebuild.
2689 2010-08-18 Ian Lance Taylor <iant@google.com>
2692 (Output_section_incremental_inputs::write_input_files): Add cast
2693 to avoid signed/unsigned comparison warning.
2694 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2696 2010-08-12 Cary Coutant <ccoutant@google.com>
2698 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2700 2010-08-13 Ian Lance Taylor <iant@google.com>
2702 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2704 2010-08-12 Cary Coutant <ccoutant@google.com>
2705 Doug Kwan <dougkwan@google.com>
2707 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2708 defintion overrides non-weak undef, remember that the original undef
2710 * symtab.cc (Symbol_table::sized_write_global): For undef without
2711 an original weak binding, set binding to global in output.
2712 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2713 * testsuite/Makefile.in: Regenerate.
2714 * testsuite/strong_ref_weak_def.sh: New file.
2715 * testsuite/strong_ref_weak_def_1.c: Ditto.
2716 * testsuite/strong_ref_weak_def_2.c: Ditto.
2718 2010-08-12 Cary Coutant <ccoutant@google.com>
2720 * testsuite/incremental_test.sh: Rewrite.
2721 * testsuite/incremental_test_1.c: Rewrite.
2722 * testsuite/incremental_test_2.c: Rewrite.
2724 2010-08-12 Cary Coutant <ccoutant@google.com>
2726 * arm.cc (Target_arm::got_size): Add const.
2727 (Target_arm::got_entry_count): New function.
2728 (Target_arm::plt_entry_count): New function.
2729 (Target_arm::first_plt_entry_offset): New function.
2730 (Target_arm::plt_entry_size): New function.
2731 (Output_data_plt_arm::entry_count): New function.
2732 (Output_data_plt_arm::first_plt_entry_offset): New function.
2733 (Output_data_plt_arm::get_plt_entry_size): New function.
2734 * i386.cc (Target_i386::got_size): Add const.
2735 (Target_i386::got_entry_count): New function.
2736 (Target_i386::plt_entry_count): New function.
2737 (Target_i386::first_plt_entry_offset): New function.
2738 (Target_i386::plt_entry_size): New function.
2739 (Output_data_plt_i386::entry_count): New function.
2740 (Output_data_plt_i386::first_plt_entry_offset): New function.
2741 (Output_data_plt_i386::get_plt_entry_size): New function.
2742 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2743 find_incremental_inputs_sections. Dump incremental_got_plt section.
2744 * incremental.cc: Include target.h.
2745 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2746 parameter. Adjust all callers. Find incremental_got_plt section.
2747 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2749 (Output_section_incremental_inputs::set_final_data_size): Calculate
2750 size of incremental_got_plt section.
2751 (Output_section_incremental_inputs::do_write): Write the
2752 incremental_got_plt section.
2753 (Got_plt_view_info): New struct.
2754 (Local_got_offset_visitor): New class.
2755 (Global_got_offset_visitor): New class.
2756 (Global_symbol_visitor_got_plt): New class.
2757 (Output_section_incremental_inputs::write_got_plt): New function.
2758 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2759 Add parameter. Adjust all callers.
2760 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2761 (Incremental_inputs::got_plt_section): New function.
2762 (Incremental_inputs::got_plt_section_): New data member.
2763 (Incremental_got_plt_reader): New class.
2764 * layout.cc (Layout::create_incremental_info_sections): Add the
2765 incremental_got_plt section.
2766 * object.h (Got_offset_list::get_list): New function.
2767 (Got offset_list::for_all_got_offsets): New function.
2768 (Sized_relobj::local_got_offset_list): New function.
2769 * powerpc.cc (Target_powerpc::got_size): Add const.
2770 (Target_powerpc::got_entry_count): New function.
2771 (Target_powerpc::plt_entry_count): New function.
2772 (Target_powerpc::first_plt_entry_offset): New function.
2773 (Target_powerpc::plt_entry_size): New function.
2774 (Output_data_plt_powerpc::entry_count): New function.
2775 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2776 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2777 * sparc.cc (Target_sparc::got_size): Add const.
2778 (Target_sparc::got_entry_count): New function.
2779 (Target_sparc::plt_entry_count): New function.
2780 (Target_sparc::first_plt_entry_offset): New function.
2781 (Target_sparc::plt_entry_size): New function.
2782 (Output_data_plt_sparc::entry_count): New function.
2783 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2784 (Output_data_plt_sparc::get_plt_entry_size): New function.
2785 * symtab.h (Symbol::got_offset_list): New function.
2786 (Symbol_table::for_all_symbols): New function.
2787 * target.h (Sized_target::got_entry_count): New function.
2788 (Sized_target::plt_entry_count): New function.
2789 (Sized_target::plt_entry_size): New function.
2790 * x86_64.cc (Target_x86_64::got_size): Add const.
2791 (Target_x86_64::got_entry_count): New function.
2792 (Target_x86_64::plt_entry_count): New function.
2793 (Target_x86_64::first_plt_entry_offset): New function.
2794 (Target_x86_64::plt_entry_size): New function.
2795 (Output_data_plt_x86_64::entry_count): New function.
2796 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2797 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2799 2010-08-12 Cary Coutant <ccoutant@google.com>
2801 * archive.cc: Include incremental.h.
2802 (Archive::Archive): Initialize incremental_info_.
2803 (Archive::include_member): Record archive members in incremental info.
2804 (Add_archive_symbols::run): Record begin and end of an archive in
2806 (Lib_group::include_member): Record objects in incremental info.
2807 * archive.h (Incremental_archive_entry): Forward declaration.
2808 (Archive::set_incremental_info): New member function.
2809 (Archive::incremental_info): New member function.
2810 (Archive::Unused_symbol_iterator): New class.
2811 (Archive::unused_symbols_begin): New member function.
2812 (Archive::unused_symbols_end): New member function.
2813 (Archive::incremental_info_): New data member.
2814 * incremental-dump.cc (find_input_containing_global): New function.
2815 (dump_incremental_inputs): Dump new incremental info sections.
2816 * incremental.cc: Include symtab.h.
2817 (Output_section_incremental_inputs): New class.
2818 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2819 new incremental info sections.
2820 (Sized_incremental_binary::do_check_inputs): Likewise.
2821 (Incremental_inputs::report_archive): Remove.
2822 (Incremental_inputs::report_archive_begin): New function.
2823 (Incremental_inputs::report_archive_end): New function.
2824 (Incremental_inputs::report_object): New function.
2825 (Incremental_inputs::finalize_inputs): Remove.
2826 (Incremental_inputs::report_input_section): New function.
2827 (Incremental_inputs::report_script): Rewrite.
2828 (Incremental_inputs::finalize): Do nothing but finalize string table.
2829 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2830 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2831 (Incremental_inputs::create_data_sections): New function.
2832 (Incremental_inputs::relocs_entsize): New function.
2833 (Output_section_incremental_inputs::set_final_data_size): New function.
2834 (Output_section_incremental_inputs::do_write): New function.
2835 (Output_section_incremental_inputs::write_header): New function.
2836 (Output_section_incremental_inputs::write_input_files): New function.
2837 (Output_section_incremental_inputs::write_info_blocks): New function.
2838 (Output_section_incremental_inputs::write_symtab): New function.
2839 * incremental.h (Incremental_script_entry): Forward declaration.
2840 (Incremental_object_entry): Forward declaration.
2841 (Incremental_archive_entry): Forward declaration.
2842 (Incremental_inputs): Forward declaration.
2843 (Incremental_inputs_header_data): Remove.
2844 (Incremental_inputs_header): Remove.
2845 (Incremental_inputs_header_write): Remove.
2846 (Incremental_inputs_entry_data): Remove.
2847 (Incremental_inputs_entry): Remove.
2848 (Incremental_inputs_entry_write): Remove.
2849 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2850 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2851 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2852 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2854 (Incremental_input_entry): New class.
2855 (Incremental_script_entry): New class.
2856 (Incremental_object_entry): New class.
2857 (Incremental_archive_entry): New class.
2858 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2859 (Incremental_inputs::report_inputs): Remove.
2860 (Incremental_inputs::report_archive): Remove.
2861 (Incremental_inputs::report_archive_begin): New function.
2862 (Incremental_inputs::report_archive_end): New function.
2863 (Incremental_inputs::report_object): Change prototype.
2864 (Incremental_inputs::report_input_section): New function.
2865 (Incremental_inputs::report_script): Change prototype.
2866 (Incremental_inputs::get_reloc_count): New function.
2867 (Incremental_inputs::set_reloc_count): New function.
2868 (Incremental_inputs::create_data_sections): New function.
2869 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2870 (Incremental_inputs::inputs_section): New function.
2871 (Incremental_inputs::symtab_section): New function.
2872 (Incremental_inputs::relocs_section): New function.
2873 (Incremental_inputs::get_stringpool): Add const.
2874 (Incremental_inputs::command_line): Add const.
2875 (Incremental_inputs::inputs): Remove.
2876 (Incremental_inputs::command_line_key): New function.
2877 (Incremental_inputs::input_file_count): New function.
2878 (Incremental_inputs::input_files): New function.
2879 (Incremental_inputs::relocs_entsize): New function.
2880 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2881 (Incremental_inputs::finalize_inputs): Remove.
2882 (Incremental_inputs::Input_info): Remove.
2883 (Incremental_inputs::lock_): Remove.
2884 (Incremental_inputs::inputs_): Change type.
2885 (Incremental_inputs::inputs_map_): Remove.
2886 (Incremental_inputs::current_object_entry_): New data member.
2887 (Incremental_inputs::inputs_section_): New data member.
2888 (Incremental_inputs::symtab_section_): New data member.
2889 (Incremental_inputs::relocs_section_): New data member.
2890 (Incremental_inputs::reloc_count_): New data member.
2891 (Incremental_inputs_reader): New class.
2892 (Incremental_symtab_reader): New class.
2893 (Incremental_relocs_reader): New class.
2894 * layout.cc (Layout::finalize): Move finalization of incremental info
2895 and creation of incremental info sections to follow finalization of
2896 symbol table. Set offsets for postprocessing sections.
2897 (Layout::create_incremental_info_sections): Call
2898 Incremental_inputs::create_data_sections. Add incremental symtab
2899 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2900 sections to layout after input sections.
2901 * layout.h (struct Timespec): Forward declaration.
2902 (Layout::incremental_inputs): Add const.
2903 (Layout::create_incremental_info_sections): Add parameter.
2904 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2905 * object.cc: Include incremental.h.
2906 (Relobj::finalize_incremental_relocs): New function.
2907 (Sized_relobj::do_layout): Record input sections in incremental info.
2908 * object.h (Object::output_section): New function.
2909 (Object::output_section_offset): Moved from Relobj.
2910 (Object::get_incremental_reloc_base): New function.
2911 (Object::get_incremental_reloc_count): New function.
2912 (Object::do_output_section): New function.
2913 (Object::do_output_section_offset): Moved from Relobj.
2914 (Object::do_get_incremental_reloc_base): New function.
2915 (Object::do_get_incremental_reloc_count): New function.
2916 (Object::Object): Initialize new data members.
2917 (Relobj::output_section): Renamed do_output_section and moved to
2919 (Relobj::output_section_offset): Moved to Object.
2920 (Relobj::do_get_incremental_reloc_base): New function.
2921 (Relobj::do_get_incremental_reloc_count): New function.
2922 (Relobj::allocate_incremental_reloc_counts): New function.
2923 (Relobj::count_incremental_reloc): New function.
2924 (Relobj::finalize_incremental_relocs): New function.
2925 (Relobj::next_incremental_reloc_index): New function.
2926 (Relobj::reloc_counts_): New data member.
2927 (Relobj::reloc_bases_): New data member.
2928 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2929 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2930 (Sized_relobj::incremental_relocs_scan): New function.
2931 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2932 (Sized_relobj::incremental_relocs_write): New function.
2933 (Sized_relobj::incremental_relocs_write_reltype): New function.
2934 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
2936 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
2937 archives and object files elsewhere.
2938 (Add_symbols::run): Report object files here.
2939 (Finish_group::run): Report end of archive at end of group.
2940 * reloc.cc: Include layout.h, incremental.h.
2941 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
2942 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
2943 (Sized_relobj::incremental_relocs_scan): New function.
2944 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2945 (Sized_relobj::do_relocate_sections): Write incremental relocations.
2946 (Sized_relobj::incremental_relocs_write): New function.
2947 (Sized_relobj::incremental_relocs_write_reltype): New function.
2948 * script.cc (read_input_script): Rewrite test for incremental link.
2949 Change call to Incremental_inputs::report_script.
2950 * symtab.h (Symbol_table::first_global_index): New function.
2951 (Symbol_table::output_count): New function.
2953 2010-08-12 Doug Kwan <dougkwan@google.com>
2955 * arm.cc (Target_arm::merge_object_attributes): Check command line
2956 options --no-wchar-size-warning and --no-enum-size-warning.
2957 * options.h (General_options): Add ld-compatible options
2958 --no-enum-size-warning and --no-wchar-size-warning.
2960 2010-08-04 Ian Lance Taylor <iant@google.com>
2962 * x86_64.cc (Target_x86_64::Scan::local): Use
2963 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
2964 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
2965 (Target_x86_64::Scan::global): Likewise.
2966 (Target_x86_64::Relocate::relocate): Likewise.
2967 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
2970 2010-08-03 Cary Coutant <ccoutant@google.com>
2972 * merge.cc (Output_merge_string::do_add_input_section): Count strings
2973 to reserve space in merged_strings vector. Keep total input size
2975 (Output_merge_string::do_print_merge_stats): Print total input size.
2976 * merge.h (Output_merge_string): Add input_size_ field.
2977 * stringpool.cc (Stringpool_template::string_length): Move
2978 implementations out of Stringpool_template class and place in
2980 * stringpool.h (string_length): Move out of Stringpool_template.
2982 2010-08-03 Ian Lance Taylor <iant@google.com>
2985 * layout.cc (relaxation_loop_body): If address of load segment is
2986 set, adjust address to include headers if possible.
2988 2010-08-03 Ian Lance Taylor <iant@google.com>
2990 * version.cc (version_string): Bump to 1.10.
2992 2010-08-03 Ian Lance Taylor <iant@google.com>
2995 * layout.h (enum Output_section_order): Define.
2996 (class Layout): Update declarations.
2997 * layout.cc (Layout::get_output_section): Add order parameter.
2998 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
2999 is_first_non_relro parameters. Change all callers.
3000 (Layout::choose_output_section): Likewise.
3001 (Layout::add_output_section_data): Likewise.
3002 (Layout::make_output_section): Likewise. Set order.
3003 (Layout::default_section_order): New function.
3004 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3005 * output.cc (Output_section::Output_section): Initialize order_.
3006 Don't initialize deleted fields.
3007 (Output_segment::Output_segment): Don't initialize deleted
3009 (Output_segment::add_output_section_to_load): New function
3010 replacing add_output_section. Change all callers to call this or
3011 add_output_section_to_nonload.
3012 (Output_segment::add_output_section_to_nonload): New function.
3013 (Output_segment::remove_output_section): Rewrite.
3014 (Output_segment::add_initial_output_data): Likewise.
3015 (Output_segment::has_any_data_sections): Likewise.
3016 (Output_segment::is_first_section_relro): Likewise.
3017 (Output_segment::maximum_alignment): Likewise.
3018 (Output_segment::has_dynamic_reloc): New function replacing
3019 dynamic_reloc_count. Change all callers.
3020 (Output_segment::has_dynamic_reloc_list): New function replacing
3021 dynamic_reloc_count_list. Change all callers.
3022 (Output_segment::set_section_addresses): Rewrite.
3023 (Output_segment::set_offset): Rewrite.
3024 (Output_segment::find_first_and_last_list): Remove.
3025 (Output_segment::set_tls_offsets): Rewrite.
3026 (Output_segment::first_section_load_address): Likewise.
3027 (Output_segment::output_section_count): Likewise.
3028 (Output_segment::section_with_lowest_load_address): Likewise.
3029 (Output_segment::write_section_headers): Likewise.
3030 (Output_segment::print_sections_to_map): Likewise.
3031 * output.h (class Output_data): Remove dynamic_reloc_count_
3032 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3033 (Output_data::add_dynamic_reloc): Rewrite.
3034 (Output_data::has_dynamic_reloc): New function.
3035 (Output_data::dynamic_reloc_count): Remove.
3036 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3037 is_last_relro_, is_first_non_relro_, is_interp_,
3038 is_dynamic_linker_section_ fields. Add order and set_order
3039 functions. Remove is_relro_local, set_is_relro_local,
3040 is_last_relro, set_is_last_relro, is_first_non_relro,
3041 set_is_first_non_relro functions, is_interp, set_is_interp,
3042 is_dynamic_linker_section, and set_is_dynamic_linker_section
3044 (class Output_segment): Change Output_data_list from std::list to
3045 std:;vector. Add output_lists_ field. Remove output_data_ and
3046 output_bss_ fields. Update declarations.
3048 2010-08-02 Ian Lance Taylor <iant@google.com>
3050 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3051 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3052 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3054 2010-08-02 Ian Lance Taylor <iant@google.com>
3057 * script.cc (Script_options::Script_options): Initialize
3058 symbol_definitions_ and symbol_references_.
3059 (Script_options::add_symbol_assignment): Update
3060 symbol_definitions_ and symbol_references_.
3061 (Script_options::add_symbol_reference): New function.
3062 (script_symbol): New function.
3063 * script.h (class Script_options): Add symbol_definitions_ and
3064 symbol_references_ fields.
3065 (Script_options::referenced_const_iterator): New type.
3066 (Script_options::referenced_begin): New function.
3067 (Script_options::referenced_end): New function.
3068 (Script_options::is_referenced): New function.
3069 (Script_options::any_unreferenced): New function.
3070 * script-c.h (script_symbol): Declare.
3071 * yyscript.y (exp): Call script_symbol.
3072 * symtab.cc: Include "script.h".
3073 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3074 Change all callers. Check symbols referenced by scripts.
3075 (Symbol_table::add_undefined_symbols_from_command_line): Add
3076 layout parameter. Change all callers.
3077 (Symbol_table::do_add_undefined_symbols_from_command_line):
3078 Likewise. Break out loop body. Check symbols referenced by
3080 (Symbol_table::add_undefined_symbol_from_command_line): New
3081 function broken out of
3082 do_add_undefined_symbols_from_command_line.
3083 * symtab.h (class Symbol_table): Update declarations.
3084 * archive.cc: Include "layout.h".
3085 (Archive::should_include_member): Add layout parameter. Change
3086 all callers. Check for symbol mentioned in expression.
3087 * archive.h (class Archive): Update declaration.
3088 * object.cc (Sized_relobj::do_should_include_member): Add layout
3090 * object.h (Object::should_include_member): Add layout parameter.
3092 (Object::do_should_include_member): Add layout parameter.
3093 (class Sized_relobj): Update declaration.
3094 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3096 * dynobj.h (class Sized_dynobj): Update declaration.
3097 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3099 * plugin.h (class Sized_pluginobj): Update declaration.
3101 2010-08-02 Ian Lance Taylor <iant@google.com>
3104 * output.cc (Output_segment::set_offset): Search for the first and
3105 last sections rather than assuming that the list is in order.
3106 (Output_segment::find_first_and_last_list): New function.
3107 * output.h (class Output_segment): Update declarations.
3108 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3109 (relro_strip_test_SOURCES): New variable.
3110 (relro_strip_test_DEPENDENCIES): New variable.
3111 (relro_strip_test_LDFLAGS): New variable.
3112 (relro_strip_test_LDADD): New variable.
3113 (relro_strip_test.so): New target.
3115 2010-08-02 Ian Lance Taylor <iant@google.com>
3117 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3118 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3119 (Target_i386::got_tlsdesc_section): New function.
3120 (Target_i386::got_section): Create space for GOT entries for
3121 TLSDESC relocations.
3122 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3124 (Target_i386::Scan::global): Likewise.
3125 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3127 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3128 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3129 (Target_x86_64::got_tlsdesc_section): New function.
3130 (Target_x86_64::got_section): Create space for GOT entries for
3131 TLSDESC relocations.
3132 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3134 (Target_x86_64::Scan::global): Likewise.
3135 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3138 2010-08-02 Ian Lance Taylor <iant@google.com>
3140 * testsuite/final_layout.sh: Use dc to convert from hex to
3143 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3145 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3146 paramter to the call to gold::gc_process_relocs.
3147 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3148 paramter to the call to gold::gc_process_relocs.
3149 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3150 parameter to the call to gold::gc_process_relocs.
3151 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3152 template parameter to the call to gold::gc_process_relocs.
3153 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3154 paramter to the call to gold::gc_process_relocs.
3155 * gc.h (get_embedded_addend_size): New function.
3156 (gc_process_relocs): Save the size of the reloc for use by ICF.
3157 * icf.cc (get_section_contents): Get the addend from the text section
3158 for SHT_REL relocation sections.
3159 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3160 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3161 * int_encoding.h (read_from_pointer): New overloaded function.
3162 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3163 * testsuite/icf_sht_rel_addend_test.sh: New file.
3164 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3165 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3167 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3169 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3170 * Makefile.in: Regenerate.
3171 * testsuite/Makefile.in: Regenerate.
3173 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3175 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3176 * gold/testsuite/debug_msg.cc: Likewise.
3177 * gold/testsuite/odr_violation1.cc
3178 * gold/testsuite/odr_violation2.cc
3180 2010-07-21 Cary Coutant <ccoutant@google.com>
3182 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3183 string, and length fields.
3184 (Output_merge_string::Merged_strings_list): New type.
3185 (Output_merge_string::Merged_strings_lists): New typedef.
3186 (Output_merge_string): Replace merged_strings_ with
3187 merged_strings_lists_.
3188 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3189 Merged_strings_list per input object and section. Don't store pointer
3190 to the string. Don't store length with each merged string entry.
3191 (Output_merge_string::finalize_merged_data): Loop over list of merged
3192 strings lists. Recompute length of each merged string.
3194 2010-07-15 Cary Coutant <ccoutant@google.com>
3196 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3199 2010-07-14 Ian Lance Taylor <iant@google.com>
3201 * descriptors.cc (Descriptors::open): Report correct name in error
3204 2010-07-13 Doug Kwan <dougkwan@google.com>
3206 * arm.cc (Arm_input_section::Arm_input_section): For a
3207 SHT_ARM_EXIDX section, always keeps the input sections.
3208 (Arm_input_section::set_exidx_section_link): New method.
3209 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3210 has_errors_ to false.
3211 (Arm_exidx_input_section::has_errors,
3212 Arm_exidx_input_section::set_has_errors): New methods.
3213 (Arm_exidx_input_section::has_errors_): New data member.
3214 (Arm_relobj::get_exidx_shndx_list): New method.
3215 (Arm_output_section::append_text_sections_to_list): Do not skip
3216 section without SHF_EXECINSTR.
3217 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3219 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3220 section header. Make error messages more verbose. Check for
3221 a non-executable section linked to an EXIDX section.
3222 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3223 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3224 check that there is no deferred EXIDX section if we exit early.
3225 Instead of not making an EXIDX section in case of an error, make one
3226 and set the has_errors flag of it.
3227 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3228 in a relocatable link.
3229 (Target_arm::do_relax): Look for the EXIDX output section instead of
3230 assuming that it is called .ARM.exidx.
3231 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3232 section list. Do not check for SHF_EXECINSTR section flags but
3233 skip any input section with errors.
3234 * output.cc (Output_section::Output_section): Initialize
3235 always_keeps_input_sections_ to false.
3236 (Output_section::add_input_section): Check for
3237 always_keeps_input_sections_.
3238 * output.h (Output_section::always_keeps_input_sections,
3239 Output_section::set_always_keeps_input_sections): New methods.
3240 (Output_section::always_keeps_input_sections): New data member.
3242 2010-07-13 Rafael Espindola <espindola@google.com>
3244 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3245 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3247 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3248 Ian Lance Taylor <iant@google.com>
3250 * output.h (Output_section_lookup_maps::add_merge_section):
3251 Correct check of whether value was inserted.
3252 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3253 (Output_section_lookup_maps::add_relaxed_input_section):
3255 * arm.cc (Target_arm::got_section): Remove used local os.
3256 * i386.cc (Target_i386::got_section): Likewise.
3257 * x86_64.cc (Target_x86_64::got_section): Likewise.
3258 * sparc.cc (Target_sparc::got_section): Likewise.
3259 (Target_sparc::relocate): Remove unused local have_got_offset.
3260 * powerpc.cc (Target_powerpc::relocate): Likewise.
3262 2010-07-13 Ian Lance Taylor <iant@google.com>
3264 * compressed_output.cc (zlib_decompress): Fix signature in
3267 * archive.cc (Archive::include_member): Unlock an external member
3268 of a thin archive. Don't bother to delete an object we know is
3271 2010-07-12 Cary Coutant <ccoutant@google.com>
3273 * compressed_output.cc (zlib_decompress): New function.
3274 (get_uncompressed_size): New function.
3275 (decompress_input_section): New function.
3276 * compressed_output.h (get_uncompressed_size): New function.
3277 (decompress_input_section): New function.
3278 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3279 Handle compressed debug sections.
3280 * layout.cc (is_compressed_debug_section): New function.
3281 (Layout::output_section_name): Map compressed section names to
3283 * layout.h (is_compressed_debug_section): New function.
3284 (is_debug_info_section): Recognize compressed debug sections.
3285 * merge.cc: Include compressed_output.h.
3286 (Output_merge_data::do_add_input_section): Handle compressed
3288 (Output_merge_string::do_add_input_section): Handle compressed
3290 * object.cc: Include compressed_output.h.
3291 (Sized_relobj::Sized_relobj): Initialize new data members.
3292 (build_compressed_section_map): New function.
3293 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3294 * object.h (Object::section_is_compressed): New method.
3295 (Object::do_section_is_compressed): New method.
3296 (Sized_relobj::Compressed_section_map): New type.
3297 (Sized_relobj::do_section_is_compressed): New method.
3298 (Sized_relobj::compressed_sections_): New data member.
3299 * output.cc (Output_section::add_input_section): Handle compressed
3301 * reloc.cc: Include compressed_output.h.
3302 (Sized_relobj::write_sections): Handle compressed debug sections.
3304 2010-07-08 Cary Coutant <ccoutant@google.com>
3306 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3307 weak when resolving to a dynamic def.
3308 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3309 for weak undef/dynamic def cases. Adjust callers.
3310 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3311 undef_binding_weak_.
3312 (Symbol_table::sized_write_globals): Adjust symbol binding.
3313 (Symbol_table::sized_write_symbol): Add binding parameter.
3314 * symtab.h (Symbol::set_undef_binding): New method.
3315 (Symbol::is_undef_binding_weak): New method.
3316 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3317 (Symbol_table::should_override): Add new parameter.
3318 (Symbol_table::sized_write_symbol): Add new parameter.
3320 * testsuite/weak_undef_file1.cc: Add new test case.
3321 * testsuite/weak_undef_file2.cc: Fix header comment.
3322 * testsuite/weak_undef_test.cc: Add new test case.
3324 2010-06-29 Doug Kwan <dougkwan@google.com>
3326 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3327 Initialize USE_SYMBOL_.
3328 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3330 (Arm_reloc_property::uses_symbol_): New data member declaration.
3331 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3332 uses symbol value and symbol is undefined but not weakly undefined.
3334 2010-06-28 Rafael Espindola <espindola@google.com>
3336 * plugin.cc (Plugin::load): Use dlerror.
3338 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3340 * symtab.cc (detect_odr_violations): When reporting an ODR
3341 violation, report an object where the symbol is defined.
3343 2010-06-25 Doug Kwan <dougkwan@google.com>
3345 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3346 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3348 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3349 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3350 target hook to detect function points.
3351 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3352 * icf.h (Icf::check_section_for_function_pointers): Change type of
3353 parameter SECTION_NAME to const reference to std::string. Use
3354 target hook to determine if section may have unsafe pointers.
3355 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3358 2010-06-21 Rafael Espindola <espindola@google.com>
3360 * fileread.cc (Input_file::find_fie): New
3361 (Input_file::open): Use Input_file::find_fie.
3362 * fileread.h (Input_file::find_fie): New
3363 * plugin.cc (set_extra_library_path): New.
3364 (Plugin::load): Add set_extra_library_path to the transfer vector.
3365 (Plugin_manager::set_extra_library_path): New.
3366 (Plugin_manager::add_input_file): Use the extra search path if set.
3367 (set_extra_library_path(): New.
3368 * plugin.h (Plugin_manager): Add set_extra_library_path and
3371 2010-06-19 Cary Coutant <ccoutant@google.com>
3373 * layout.cc (gdb_sections): Add .debug_types.
3374 (lines_only_debug_sections): Likewise.
3376 2010-06-18 Rafael Espindola <espindola@google.com>
3378 * plugin.cc (add_input_file,add_input_library)
3379 (Plugin_manager::add_input_file): Make filename arguments const.
3380 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3383 2010-06-16 Doug Kwan <dougkwan@google.com>
3385 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3386 .ARM.attributes section if we have not merged any input
3387 attributes sections.
3389 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3391 * arm.cc: Allow combining objects with no EABI version
3394 2010-06-15 Rafael Espindola <espindola@google.com>
3396 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3398 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3400 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3401 (struct iovec): Correct !HAVE_READV definition.
3403 2010-06-10 Cary Coutant <ccoutant@google.com>
3405 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3406 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3408 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3411 * symtab.h (Symbol::is_placeholder): New member function.
3412 * target-reloc.h (relocate_section): Check for placeholder symbols.
3414 * testsuite/Makefile.am (plugin_test_8): New test.
3415 (plugin_test_9): New test.
3416 * testsuite/Makefile.in: Regenerate.
3418 2010-06-09 Nick Clifton <nickc@redhat.com>
3420 * yyscript.y (input_list_element): Allow strings prefixed with
3421 the '-' character. Treat these as libraries.
3422 * script.cc (script_add_library): New function. Adds a library
3423 specified by "-l<name>" found in an input script.
3424 * script-c.h: Add prototype for script_add_library.
3426 2010-06-07 Doug Kwan <dougkwan@google.com>
3428 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3429 Restrict stub-group size to be within long conditional branch
3430 range when working around cortex-A8 erratum.
3432 2010-06-07 Damien Diederen <dd@crosstwine.com>
3434 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3437 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3441 (Output_section::Input_section_sort_entry::compare_section_ordering):
3442 Change to return non-zero correctly.
3443 (Output_section::Input_section_sort_section_order_index_compare
3444 ::operator()): Change to fix ambiguity in comparisons.
3446 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3448 * gold.h (is_wildcard_string): New function.
3449 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3450 (Layout::layout_eh_frame): Ditto.
3451 (Layout::find_section_order_index): New method.
3452 (Layout::read_layout_from_file): New method.
3453 * layout.h (Layout::find_section_order_index): New method.
3454 (Layout::read_layout_from_file): New method.
3455 (Layout::input_section_position_): New private member.
3456 (Layout::input_section_glob_): New private member.
3457 * main.cc (main): Call read_layout_from_file here.
3458 * options.h (--section-ordering-file): New option.
3459 * output.cc (Output_section::input_section_order_specified_): New
3461 (Output_section::Output_section): Initialize new member.
3462 (Output_section::add_input_section): Add new parameter.
3463 Keep input sections when --section-ordering-file is used.
3464 (Output_section::set_final_data_size): Sort input sections when
3465 section ordering file is specified.
3466 (Output_section::Input_section_sort_entry): Add new parameter.
3468 (Output_section::Input_section_sort_entry::compare_section_ordering):
3470 (Output_section::Input_section_sort_compare::operator()): Change to
3471 consider section_order_index.
3472 (Output_section::Input_section_sort_init_fini_compare::operator()):
3473 Change to consider section_order_index.
3474 (Output_section::Input_section_sort_section_order_index_compare
3475 ::operator()): New method.
3476 (Output_section::sort_attached_input_sections): Change to sort
3477 according to section order when specified.
3478 (Output_section::add_input_section<32, true>): Add new parameter.
3479 (Output_section::add_input_section<64, true>): Add new parameter.
3480 (Output_section::add_input_section<32, false>): Add new parameter.
3481 (Output_section::add_input_section<64, false>): Add new parameter.
3482 * output.h (Output_section::add_input_section): Add new parameter.
3483 (Output_section::input_section_order_specified): New
3485 (Output_section::set_input_section_order_specified): New method.
3486 (Input_section::Input_section): Initialize section_order_index_.
3487 (Input_section::section_order_index): New method.
3488 (Input_section::set_section_order_index): New method.
3489 (Input_section::section_order_index_): New member.
3490 (Input_section::Input_section_sort_section_order_index_compare): New
3492 (Output_section::input_section_order_specified_): New member.
3493 * script-sections.cc (is_wildcard_string): Delete and move modified
3495 (Output_section_element_input::Output_section_element_input): Modify
3496 call to is_wildcard_string.
3497 (Output_section_element_input::Input_section_pattern
3498 ::Input_section_pattern): Ditto.
3499 (Output_section_element_input::Output_section_element_input): Ditto.
3500 * testsuite/Makefile.am (final_layout): New test case.
3501 * testsuite/Makefile.in: Regenerate.
3502 * testsuite/final_layout.cc: New file.
3503 * testsuite/final_layout.sh: New file.
3505 2010-06-01 Rafael Espindola <espindola@google.com>
3507 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3509 2010-06-01 Rafael Espindola <espindola@google.com>
3511 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3512 visibility of symbols.
3514 2010-05-27 Doug Kwan <dougkwan@google.com>
3516 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3517 from start of output section instead of address for a local symbol
3518 in a merged or relaxed section when doing a relocatable link.
3520 2010-05-26 Rafael Espindola <espindola@google.com>
3523 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3524 adding sections the garbage collector removed.
3525 * gold/testsuite/Makefile.am: Add test.
3526 * gold/testsuite/Makefile.in: Regenerate.
3527 * gold/testsuite/plugin_test_7.sh: New.
3528 * gold/testsuite/plugin_test_7_1.c: New.
3529 * gold/testsuite/plugin_test_7_2.c: New.
3531 2010-05-26 Rafael Espindola <espindola@google.com>
3533 * script-sections.cc (Output_section_definition::set_section_addresses):
3534 Check for --section-start.
3536 2010-05-26 Doug Kwan <dougkwan@google.com>
3538 * arm.cc (Arm_scan_relocatable_relocs): New class.
3539 (Target_arm::relocate_special_relocatable): New method.
3540 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3541 (Arm_relocate_functions::thumb_branch_common): Same.
3542 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3543 instead of Default_scan_relocatable_relocs.
3544 * target-reloc.h (relocate_for_relocatable): Let target handle
3545 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3546 * target.h (Sized_target::relocate_special_relocatable): New method.
3548 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3550 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3552 2010-05-23 Doug Kwan <dougkwan@google.com>
3554 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3556 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3557 with a direct branch, not a conditional branch, to a stub.
3558 * merge.cc (Output_merge_base::record_input_section): New method
3560 (Output_merge_data::do_add_input_section): Record input section if
3561 keeps-input-sections flag is set.
3562 (Output_merge_string::do_add_input_section): Ditto.
3563 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3564 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3566 (Output_merge_base::keeps_input_sections,
3567 Output_merge_base::set_keeps_input_sections,
3568 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3570 (Output_merge_base::Input_sections): New type declaration.
3571 (Output_merge_base::input_sections_begin,
3572 Output_merge_base::input_sections_end,
3573 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3574 (Output_merge_base::bool keeps_input_sections_,
3575 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3576 Output_merge_base::input_sections_): New data members.
3577 (Output_merge_data::do_set_keeps_input_sections): New method
3579 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3580 * output.cc (Output_section::Input_section::relobj): Move method
3581 defintion from class declaration to here and handle merge sections.
3582 (Output_section::Input_section::shndx): Ditto.
3583 (Output_section::Output_section): Remove initializations of removed
3584 data members and initialize new data member LOOKUP_MAPS_.
3585 (Output_section::add_input_section): Set keeps-input-sections flag
3586 for a newly created merge output section as appropriate. Adjust code
3587 to use Output_section_lookup_maps class.
3588 (Output_section::add_relaxed_input_section): Adjst code for lookup
3589 maps code refactoring.
3590 (Output_section::add_merge_input_section): Add a new parameter
3591 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3592 class. If adding input section to a newly created merge output
3593 section fails, remove the new merge section.
3594 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3595 Adjust code for use of the Output_section_lookup_maps class.
3596 (Output_section::find_merge_section): Ditto.
3597 (Output_section::build_lookup_maps): New method defintion.
3598 (Output_section::find_relaxed_input_section): Adjust code to use
3599 Output_section_lookup_maps class.
3600 (Output_section::get_input_sections): Export merge sections. Adjust
3601 code to use Output_section_lookup_maps class.
3602 (Output_section:::add_script_input_section): Adjust code to use
3603 Output_section_lookup_maps class. Update lookup maps for merge
3605 (Output_section::discard_states): Use Output_section_lookup_maps.
3606 (Output_section::restore_states): Same.
3607 * output.h (Merge_section_properties): Move class defintion out of
3609 (Output_section_lookup_maps): New class.
3610 (Output_section::Input_section::is_merge_section): New method
3612 (Output_section::Input_section::relobj): Move defintion out of class
3613 defintion. Declare method only.
3614 (Output_section::Input_section::shndx): Ditto.
3615 (Output_section::Input_section::output_merge_base): New method defintion.
3616 (Output_section::Input_section::u2_.pomb): New union field.
3617 (Output_section::Merge_section_by_properties_map,
3618 Output_section::Output_section_data_by_input_section_map,
3619 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3621 (Output_section::add_merge_input_section): Add new parameter
3622 KEEPS_INPUT_SECTIONS.
3623 (Output_section::build_lookup_maps): New method declaration.
3624 (Output_section::merge_section_map_,
3625 Output_section::merge_section_by_properties_map_,
3626 Output_section::relaxed_input_section_map_,
3627 Output_section::is_relaxed_input_section_map_valid_): Remove data
3629 (Output_section::lookup_maps_): New data member.
3631 2010-05-21 Doug Kwan <dougkwan@google.com>
3634 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3635 avoid a compilation error.
3637 2010-05-19 Rafael Espindola <espindola@google.com>
3639 * script-sections.cc (Output_section_definition::allocate_to_segment):
3640 Update the phdrs_list even when the output section is NULL.
3641 * testsuite/Makefile.am: Add test.
3642 * testsuite/Makefile.in: Regenerate.
3643 * testsuite/script_test_9.cc: New.
3644 * testsuite/script_test_9.sh: New.
3645 * testsuite/script_test_9.t: New.
3647 2010-05-19 Doug Kwan <dougkwan@google.com>
3649 * arm.cc (Arm_input_section::original_size): New method.
3650 (Arm_input_section::do_addralign): Add a cast.
3651 (Arm_input_section::do_output_offset): Remove static cast.
3652 (Arm_input_section::original_addralign,
3653 Arm_input_section::original_size_): Change type to uint32_t.
3654 (Arm_input_section::init): Add safe casts for section alignment
3656 (Arm_input_section::set_final_data_size): Do not set address and
3657 offset of stub table.
3658 (Arm_output_section::fix_exidx_coverage): Change use of of
3659 Output_section::Simple_input_section to that of
3660 Output_section::Input_section.
3661 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3662 except for the first pass.
3663 * output.cc (Output_section::get_input_sections): Change type of
3664 input_sections to std::list<Input_section>.
3665 (Output_section::add_script_input_section): Rename from
3666 Output_section::add_simple_input_section. Change type of SIS
3667 parameter from Simple_input_section to Input_section.
3668 * output.h (Output_section::Simple_input_section): Remove class.
3669 (Output_section::Input_section): Change class visibility to public.
3670 (Output_section::Input_section::addralign): Use stored alignments
3671 for special input sections if set.
3672 (Output_section::Input_section::set_addralign): New method.
3673 (Output_section::get_input_sections): Change parameter type from
3674 list of Simple_input_section to list of Input_section.
3675 (Output_section::add_script_input_section): Rename from
3676 Output_section::add_simple_input_section. Change first parameter's
3677 type from Simple_input_section to Input_section and remove the
3678 second and third parameters.
3679 * script-sections.cc (Input_section::Input_section_list): Change
3680 type to list of Output_section::Input_section/
3681 (Input_section_info::Input_section_info): Change parameter type of
3682 INPUT_SECTION to Output_section::Input_section.
3683 (Input_section_info::input_section): Change return type.
3684 (Input_section_info::input_section_): Change type to
3685 Output_section::Input_section.
3686 (Output_section_element_input::set_section_addresses): Adjust code
3687 to use Output_section::Input_section instead of
3688 Output_section::Simple_input_section. Adjust code for renaming
3689 of Output_section::add_simple_input_section.
3690 (Orphan_output_section::set_section_addresses): Ditto.
3692 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3694 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3695 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3697 2010-05-18 Rafael Espindola <espindola@google.com>
3699 * options.cc (General_options::finalize): Handle -nostdlib.
3700 * options.h (nostdlib): New option.
3701 * script.cc (script_add_search_dir): Handle -nostdlib.
3703 2010-05-12 Doug Kwan <dougkwan@google.com>
3705 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3706 attributes section only if there no attributes section after merging.
3707 (Target_arm::merge_object_attributes): Move value of
3708 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3709 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3710 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3711 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3712 and arm_attr_merge_7.stdout.
3713 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3714 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3715 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3716 arm_attr_merge_7b.o): New rules.
3717 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3719 * testsuite/Makefile.in: Regenerate.
3720 * testsuite/arm_attr_merge.sh: New file.
3721 * testsuite/arm_attr_merge_[67][ab].s: Same.
3723 2010-05-05 Nick Clifton <nickc@redhat.com>
3725 * po/es.po: Updated Spanish translation.
3727 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3729 * Makefile.am (install-exec-local): Properly install gold as
3730 default cross linker.
3731 * Makefile.in: Regenerated.
3733 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3734 Nick Clifton <nickc@redhat.com>
3736 * configure.ac (install_as_default): Define and set to false
3737 unless --enable-gold or --enable-gold=both/gold has been
3739 * configure: Regenerate.
3741 * Makefile.am (install-exec-local): Install the executable as
3742 'ld.gold'. If install_as_default is true then also install it as
3744 * Makefile.in: Regenerated.
3746 2010-04-24 Ian Lance Taylor <iant@google.com>
3748 * layout.cc (Layout::layout_reloc): In relocatable link don't
3749 combine reloc sections for grouped sections.
3751 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3753 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3754 sections that are not ordinary to icf.
3755 * icf.cc (get_section_contents): Handle relocation pointing to section
3756 with no object or shndx information.
3757 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3758 * testsuite/Makefile.in: Regenerate.
3759 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3760 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3762 2010-04-22 Ian Lance Taylor <iant@google.com>
3764 * expression.cc (Expression::Expression_eval_info): Add
3765 result_alignment_pointer field.
3766 (Expression::eval_with_dot): Add result_alignment_pointer
3767 parameter. Change all callers.
3768 (Expression::eval_maybe_dot): Likewise.
3769 (class Binary_expression): Add alignment_pointer parameter to
3770 left_value and right_value. Change all callers.
3771 (BINARY_EXPRESSION): Set result alignment.
3772 (class Trinary_expression): Add alignment_pointer parameter to
3773 arg2_value and arg3_value. Change all callers.
3774 (Trinary_cond::value): Set result alignment.
3775 (Max_expression::value, Min_expression::value): Likewise.
3776 (Align_expression::value): Likewise.
3777 * script-sections.cc (class Sections_element): Add dot_alignment
3778 parameter to set_section_addresses virtual function. Update
3780 (class Output_section_element): Likewise.
3781 (Script_sections::create_segments): Add dot_alignment parameter.
3783 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3784 (Script_sections::set_phdrs_clause_addresses): Likewise.
3785 * script-sections.h: Update declarations.
3786 * script.h: Update declarations.
3787 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3789 * testsuite/script_test_3.t: Set large alignment.
3790 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3791 segment has expected alignment.
3793 2010-04-22 Nick Clifton <nickc@redhat.com>
3795 * po/gold.pot: Updated by the Translation project.
3796 * po/vi.po: Updated Vietnamese translation.
3798 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3800 * testsuite/Makefile.am (check_PROGRAMS): Add
3801 icf_virtual_function_folding_test.
3802 * testsuite/Makefile.in: Regenerated.
3804 2010-04-15 Andrew Haley <aph@redhat.com>
3806 * options.h (merge_exidx_entries): New option.
3807 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3808 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3809 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3810 (Target_arm::merge_exidx_entries): New function.
3811 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3812 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3813 to Arm_exidx_fixup constructor.
3814 Add new arg, merge_exidx_entries.
3815 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3816 Arm_output_section::fix_exidx_coverage.
3818 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3820 * icf.cc (get_section_contents): Check for preemptible functions.
3821 Ignore addend when appropriate.
3822 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3824 (add_from_relobj): Check for section folded.
3825 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3826 * symtab.h (should_add_dynsym_entry): Add new parameter.
3827 * target-reloc.h (scan_relocs): Check for section folded.
3828 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3829 Check reloc types for function pointers in shared objects.
3830 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3832 (icf_preemptible_functions_test): New test case.
3833 (icf_string_merge_test): New test case.
3834 * testsuite.Makefile.in: Regenerate.
3835 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3836 bar_glob. Refactor code.
3837 * testsuite/icf_preemptible_functions_test.cc: New file.
3838 * testsuite/icf_preemptible_functions_test.sh: New file.
3839 * testsuite/icf_string_merge_test.cc: New file.
3840 * testsuite/icf_string_merge_test.sh: New file.
3841 * testsuite/icf_virtual_function_folding_test.cc: New file.
3842 * testsuite/icf_virtual_function_folding_test.sh: New file.
3844 2010-04-14 Doug Kwan <dougkwan@google.com>
3846 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3847 for local symbol recounting if we remove a section due to ICF.
3848 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3849 there are no regular objects in input.
3851 2010-04-13 Doug Kwan <dougkwan@google.com>
3853 * arm.cc (Arm_input_section::set_final_data_size): Compute
3854 accurate final data size instead of using current data size.
3856 2010-04-09 Doug Kwan <dougkwan@google.com>
3858 * layout.cc (Layout::choose_output_section): Handle script section
3860 (Layout::make_output_section_for_script): Add section type parameter.
3861 Handle script section types.
3862 * layout.h (Layout::make_output_section_for_script): Add section
3864 * output.cc (Output_section::Output_section): Initialize data member
3866 (Output_section::do_reset_address_and_file_offset): Do not set address
3867 to 0 if section is a NOLOAD section.
3868 * output.h (Output_section::is_noload): New method.
3869 (Output_section::set_is_noload): Ditto.
3870 (Output_section::is_noload_): New data member.
3871 * script-c.h (Script_section_type): New enum type.
3872 (struct Parser_output_section_header): Add new file section_type.
3873 * script-sections.cc (Sections_element::output_section_name): Add
3874 parameter for returning script section type.
3875 (Output_section_definition::output_section_name): Ditto.
3876 (Output_section_definition::section_type)P; New method.
3877 (Output_section_definiton::script_section_type_name): Ditto.
3878 (Output_section_definition::script_section_type_): New data member.
3879 (Output_section_definition::Output_section_definition): Initialize
3880 data member Output_section_definition::script_section_type_.
3881 (Output_section_definition::create_sections): Pass script section type
3882 to Layout::make_output_section_for_script.
3883 (Output_section_definition::output_section_name): Return script
3884 section type to caller.
3885 (Output_section_definition::set_section_address): Do not advance
3886 dot value and load address if section type is NOLOAD. Set address
3887 of NOLOAD sections regardless of section flags.
3888 (Output_section_definition::print): Print section type if it is
3889 not SCRIPT_SECTION_TYPE_NONE.
3890 (Output_section_definition::section_type): New method.
3891 (Output_section_definition::script_section_type_name): Ditto.
3892 (Script_sections::output_section_name): Add new parameter
3893 PSECTION_TYPE for returning script section type. Pass it to
3894 section elements. Handle discard sections.
3895 (Sort_output_sections::operator()): Handle NOLOAD sections.
3896 * script-sections.h (Script_sections::Section_type): New enum type.
3897 (Script_sections::output_section_name): Add a new parameter for
3898 returning script section type.
3899 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3901 * yyscript.y (union): Add new field SECTION_TYPE.
3902 (COPY, DSECT, INFO, NOLOAD): New tokens.
3903 (opt_address_and_section_type): Change type to output_section_header.
3904 (section_type): New non-terminal
3905 (section_header): Handle section type.
3906 (opt_address_and_section_type): Return section type value.
3908 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3910 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3911 * testsuite/plugin_common_test_2.c (foo): Likewise.
3913 2010-04-08 Doug Kwan <dougkwan@google.com>
3915 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3917 * output.cc (Output_section::add_merge_input_section): Simplify
3918 code and return status of Output_merge_base::add_input_section.
3919 Update merge section map only if Output_merge_base::add_input_section
3922 2010-04-07 Doug Kwan <dougkwan@google.com>
3924 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3925 if section is marked as containing instructions but has no mapping
3927 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3928 correct section index.
3929 (Arm_relobj::find_linked_text_section): Ditto.
3931 2010-04-07 Cary Coutant <ccoutant@google.com>
3933 * archive.cc (include_member): Destroy Read_symbols_data object before
3935 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
3936 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
3937 (Read_symbols_data::~Read_symbols_data) New destructor.
3938 (Section_relocs::Section_relocs) New constructor.
3939 (Section_relocs::~Section_relocs) New destructor.
3940 (Read_relocs_data::Read_relocs_data) New constructor.
3941 (Read_relocs_data::~Read_relocs_data) New destructor.
3942 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
3943 pointers to NULL after deleting.
3945 2010-04-07 Doug Kwan <dougkwan@google.com>
3947 * arm.cc: Replace "endianity" with "endianness" in comments.
3948 (Arm_exidx_cantunwind): Ditto.
3949 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
3950 (Arm_relobj::merge_flags_and_attributes): New method.
3951 (Arm_relobj::merge_flags_and_attributes_): New data member.
3952 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
3953 (Arm_relobj::scan_sections_for_stubs): Ditto.
3954 (Arm_relobj::do_read_symbols): Check to see if we really want to
3955 merge processor-specific flags and attributes. Exit early if
3956 an object is empty except for section names and the undefined symbol.
3957 (Target_arm::do_finalize_sections): Move check for ELF format to
3958 Arm_relobj::do_read_symbols. Merge processor specific flags and
3959 attributes from a regular object only when we have determined that
3960 it is aapropriate. Do not create an .ARM.attributes section in
3961 output if there is no regular input object.
3962 (Target_arm::merge_processor_specific_flags): Check
3963 --warn-mismatch before printing any error.
3964 (Target_arm::merge_object_attributes): Ditto.
3965 * gold.cc (queue_middle_tasks): Handle the case in which there is
3966 no regular object in input.
3967 * options.cc (General_options::parse_EB): New method.
3968 (General_options::parse_EL): Same.
3969 (General_options::General_options): Initialize endianness_.
3970 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
3972 (General_options::Endianness): New enum.
3973 (General_options::endianness): New method.
3974 (General_options::endianness_): New data member.
3975 * parameters.cc (Parameters::set_options): Check target endianness.
3976 (Parameters::set_target_once): Ditto.
3977 (Parameters::check_target_endianness): New method.
3978 (parameters_force_valid_target): If either -EL or -EB is specified,
3979 use it to define endianness of default target.
3980 * parameters.h (Parameters::check_target_endianness): New method
3982 * target.h (class Target): Change "endianity" to "endianness"
3985 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3987 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
3988 * configure: Regenerate.
3989 * Makefile.in: Regenerate.
3990 * testsuite/Makefile.in: Regenerate.
3992 2010-04-06 Cary Coutant <ccoutant@google.com>
3995 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
3996 prevailing definitions of common symbols.
3997 * testsuite/plugin_test_6.sh: New test case.
3998 * testsuite/plugin_common_test_1.c: New test case.
3999 * testsuite/plugin_common_test_2.c: New test case.
4000 * testsuite/Makefile.am (plugin_test_6): New test case.
4001 * testsuite/Makefile.in: Regenerate.
4003 2010-04-06 Nick Clifton <nickc@redhat.com>
4005 * po/vi.po: New Vietnamese translation.
4007 2010-03-30 Doug Kwan <dougkwan@google.com>
4009 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4011 2010-03-25 Doug Kwan <dougkwan@google.com>
4013 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4014 to avoid a conversion warning on a 32-bit host.
4016 2010-03-24 Ian Lance Taylor <iant@google.com>
4018 * testsuite/script_test_3.t: Add a TLS segment.
4019 * testsuite/Makefile.am (check_PROGRAMS): Add
4020 tls_phdrs_script_test.
4021 (tls_phdrs_script_test_SOURCES): Define.
4022 (tls_phdrs_script_test_DEPENDENCIES): Define.
4023 (tls_phdrs_script_test_LDFLAGS): Define.
4024 (tls_phdrs_script_test_LDADD): Define.
4025 * testsuite/Makefile.in: Rebuild.
4027 2010-03-23 Cary Coutant <ccoutant@google.com>
4029 * fileread.cc (find_or_make_view): Fix comment.
4031 2010-03-23 Ian Lance Taylor <iant@google.com>
4033 * script-sections.cc (class Orphan_section_placement): Define
4034 PLACE_TLS and PLACE_TLS_BSS.
4035 (Orphan_section_placement::Orphan_section_placement): Initialize
4037 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4038 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4039 (tls_script_test_SOURCES): Define.
4040 (tls_script_test_DEPENDENCIES): Define.
4041 (tls_script_test_LDFLAGS): Define.
4042 (tls_script_test_LDADD): Define.
4043 * testsuite/Makefile.in: Rebuild.
4045 2010-03-22 Doug Kwan <dougkwan@google.com>
4047 * arm.cc (Arm_relocate_functions::abs8,
4048 Arm_relocate_functions::abs16): Use correct check for overflow
4049 specified in the ARM ELF specs.
4050 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4051 target of a BLX instruction specially.
4052 (Reloc_stub::stub_type_for_reloc): Ditto.
4053 (Relocate::relocate): Use symbolic names instead of numeric relocation
4054 codes to report error.
4055 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4057 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4058 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4059 thumb2_blx_out_of_range.stdout
4060 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4061 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4062 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4063 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4064 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4065 thumb2_blx_in_range, thumb2_blx_in_range.o,
4066 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4067 thumb2_blx_out_of_range.o): New rules.
4068 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4069 thumb2_blx_in_range and thumb2_blx_out_of_range.
4070 * testsuite/Makefile.in: Regenerate.
4071 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4072 * testsuite/thumb_blx_in_range.s: New file.
4073 * testsuite/thumb_blx_out_of_range.s: New file.
4075 2010-03-22 Rafael Espindola <espindola@google.com>
4077 * archive.cc (Should_include): Move to archive.h.
4078 (should_include_member): Make it a member of Archive.
4080 (Add_lib_group_symbols): New.
4081 * archive.h: Include options.h.
4082 (Archive_member): Moved from Archive.
4083 (Should_include): Moved from archive.cc.
4085 (Add_lib_group_symbols): New.
4086 * dynobj.cc (do_should_include_member): New.
4087 * dynobj.h (do_should_include_member): New.
4088 * gold.cc (queue_initial_tasks): Update call to queue.
4089 * main.cc (main): Print lib group stats.
4090 * object.cc (do_should_include_member): New.
4091 * object.h: Include archive.h.
4092 (Object::should_include_member): New.
4093 (Object::do_should_include_member): New.
4094 (Sized_relobj::do_should_include_member): New.
4095 * options.cc (General_options::parse_start_lib): New.
4096 (General_options::parse_end_lib): New.
4097 (Input_arguments::add_file): Handle lib groups.
4098 (Input_arguments::start_group): Check we are not in a lib.
4099 (Input_arguments::start_lib): New.
4100 (Input_arguments::end_lib): New.
4101 * options.h (General_options): Add start_lib and end_lib.
4102 (Input_argument::lib_): New.
4103 (Input_argument::lib): New.
4104 (Input_argument::is_lib): New.
4105 (Input_file_lib): New.
4106 (Input_arguments::in_lib_): New.
4107 (Input_arguments::in_lib): New.
4108 (Input_arguments::start_lib): New.
4109 (Input_arguments::end_lib_): New.
4110 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4111 in unused members as preempted.
4112 (Sized_pluginobj::do_should_include_member): New.
4113 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4114 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4116 (Read_symbols::do_whole_lib_group): New.
4117 (Read_symbols::do_lib_group): New.
4118 (Read_symbols::do_read_symbols): Handle lib groups.
4119 (Read_symbols::get_name): Handle lib groups.
4120 * readsyms.h (Read_symbols): Add an archive member pointer.
4121 (Read_symbols::do_whole_lib_group): New.
4122 (Read_symbols::do_lib_group): New.
4123 (Read_symbols::member_): New.
4124 * script.cc (read_input_script): Update call to queue_soon.
4126 2010-03-19 Doug Kwan <dougkwan@google.com>
4128 * arm.cc (Stub_table::Stub_table): Initialize new data members
4129 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4130 (Stub_table::add_reloc_stub): Assign stub offset and update
4131 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4132 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4134 (Stub_table::update_data_size_and_addralign): Use
4135 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4136 instead of going over all reloc stubs.
4137 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4138 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4139 Stringpool_template::offset_ to size of Stringpool_char.
4140 (Stringpool_template::new_key_offset): Remove code to initialize
4141 Stringpool_template::offset_.
4142 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4143 Stringpool_template::offset_ to zero.
4145 2010-03-15 Doug Kwan <dougkwan@google.com>
4147 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4149 (Stringpool_template::new_key_offset): New method.
4150 (Stringpool_template::add_string): Assign offsets when adding new
4152 (Stringpool_template::set_string_offsets): Do not set string offsets
4153 when not optimizing.
4154 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4156 (Chunked_vector::clear): Clear size_.
4157 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4158 (Chunked_vector::size): Return size_.
4159 (Chunked_vector::push_back): Use size_ to find insert position.
4160 (Chunked_vector::size_): New data member.
4161 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4162 (Stringpool_template::new_key_offset): New method declaration.
4163 (Stringpool_template::offset_): New data member.
4165 2010-03-15 Rafael Espindola <espindola@google.com>
4167 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4168 Add_symbols' constructor.
4169 * readsyms.h (Add_symbols): Remove the input_group member.
4171 2010-03-10 Ian Lance Taylor <iant@google.com>
4173 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4174 target to ask whether a reference to a symbol requires a stack
4176 * target.h (Target::is_call_to_non_split): New function.
4177 (Target::do_is_call_to_non_split): Declare virtual function.
4178 * target.cc: Include "symtab.h".
4179 (Target::do_is_call_to_non_split): New function.
4180 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4182 2010-03-10 Cary Coutant <ccoutant@google.com>
4184 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4185 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4186 (File_read::open[2]): Add whole_file_view_ to list of views.
4187 (File_read::make_view): Remove test of whole_file_view_.
4188 (File_read::find_or_make_view): Create whole_file_view_ if
4190 (File_read::clear_views): Replace bool parameter with enum;
4191 adjust all callers. Don't delete views with permanent data;
4192 do delete cached views and views from archives if
4193 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4194 if clearing the corresponding view.
4195 * fileread.h (File_read::Clear_views_mode): New enum.
4196 (File_read::View::is_permanent_view): New method.
4197 (File_read::clear_views): Replace bool parameter
4198 with enum; adjust all callers.
4199 * options.h (General_options): Change keep_files_mapped option;
4200 add map_whole_files.
4201 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4203 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4206 2010-03-10 David S. Miller <davem@davemloft.net>
4208 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4210 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4212 * icf.cc (get_section_contents): Add '@' marker after processing the
4215 2010-03-08 Doug Kwan <dougkwan@google.com>
4217 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4218 due to a conversion warning.
4219 (Arm_relobj::update_output_local_symbol_count): Check for local
4220 symbol with unset output index.
4222 2010-03-05 Ian Lance Taylor <iant@google.com>
4224 * options.h (class General_options): Add --spare-dynamic-tags.
4225 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4226 --spare-dynamic-tags.
4228 2010-03-05 Ian Lance Taylor <iant@google.com>
4230 * incremental.cc: Include "libiberty.h".
4232 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4234 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4235 function, is_info_ member.
4236 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4237 (Versions::Versions): Update caller.
4238 (Versions::define_base_version): Likewise.
4239 (Versions::add_def): Likewise.
4241 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4243 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4244 (Scan::possible_function_pointer_reloc): New function.
4245 (Scan::local_reloc_may_be_function_pointer): Change to call
4246 possible_function_pointer_reloc.
4247 (Scan::global_reloc_may_be_function_pointer): Ditto.
4248 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4249 relocations in ".data.rel.ro._ZTV" section.
4250 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4251 * testsuite/icf_safe_so_test.cc: Ditto.
4252 * testsuite/icf_safe_test.cc: Ditto.
4253 * testsuite/icf_safe_test.sh: Ditto.
4255 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4256 Ian Lance Taylor <iant@google.com>
4258 * target-reloc.h (relocate_section): Check the symbol table index
4259 for -1U before setting the local symbol index.
4260 (scan_relocatable_relocs): If copying the relocation, record that
4261 the local symbol is required.
4262 * object.h (Symbol_value::is_output_symtab_index_set): New
4264 (Symbol_value::may_be_discarded_from_output_symtab): New
4266 (Symbol_value::has_output_symtab_entry): New function.
4267 (Symbol_value::needs_output_symtab_entry): Remove.
4268 (Symbol_value::output_symtab_index): Make sure the symbol index is
4270 (Symbol_value::set_output_symtab_index): Make sure the symbol
4271 index is not set. Make sure the new index is valid.
4272 (Symbol_value::set_must_have_output_symtab_entry): New function.
4273 (Symbol_value::has_output_dynsym_entry): New function.
4274 (Symbol_value::set_output_dynsym_index): Make sure the new index
4276 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4277 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4278 local symbol if permitted.
4279 (Sized_relobj::do_finalize_local_symbols): Call
4280 is_output_symtab_index_set rather than needs_output_symtab_entry.
4281 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4282 rather than needs_output_symtab_entry. Call
4283 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4284 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4285 is_output_symtab_index_set rather than needs_output_symtab_entry.
4286 * testsuite/discard_locals_relocatable_test.c: New file.
4287 * testsuite/discard_locals_test.sh: Test -r.
4288 * testsuite/Makefile.am (check_DATA): Add
4289 discard_locals_relocatable_test1.syms,
4290 discard_local_relocatable_test2.syms.
4291 (MOSTLYCLEANFILES): Likewise. Also add
4292 discard_locals_relocatable_test1.lout and
4293 discard_locals_relocatable_test2.out.
4294 (discard_locals_relocatable_test1.syms): New target.
4295 (discard_locals_relocatable_test.o): New target.
4296 (discard_locals_relocatable_test1.out): New target.
4297 (discard_locals_relocatable_test2.syms): New target.
4298 (discard_locals_relocatable_test2.out): New target.
4299 (various): Add missing ../ld-new dependencies.
4300 * testsuite/Makefile.in: Rebuild.
4302 2010-03-03 Nick Clifton <nickc@redhat.com>
4304 * po/fi.po: New Finnish translation.
4306 2010-03-01 Doug Kwan <dougkwan@google.com>
4308 * layout.cc (Layout::Layout): Force section types of .init_array*,
4309 .preinit_array* and .fini_array* sections.
4310 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4311 Fix check of return value of std::string::find.().
4312 (Output_section::Input_section_sort_compare::operator()): Remove
4313 comment about .init_array.
4314 (Output_section::Input_section_sort_init_fini_compare::operator()):
4316 (Output_section::sort_attached_input_sections): Handle .init_array
4317 and .fini_array specially.
4318 * output.h (Output_section::Inut_section_sort_compare): Update
4320 (Output_section::Input_section_sort_init_fini_compare): New struct.
4322 2010-02-26 Doug Kwan <dougkwan@google.com>
4324 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4325 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4326 * testsuite/debug_msg.sh: Avoid matching source line number for
4327 use of global variable undef_int.
4329 2010-02-26 Doug Kwan <dougkwan@google.com>
4331 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4332 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4333 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4334 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4335 * options.cc (General_options::General_options): Initialize member
4337 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4338 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4339 and rm_no_fix_v4bx.stdout
4340 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4341 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4342 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4343 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4344 and arm_no_fix_v4bx.
4345 * Makefile.in: Regenerate.
4346 * testsuite/arm_fix_v4bx.s: New file.
4347 * testsuite/arm_fix_v4bx.sh: Ditto.
4349 2010-02-24 Doug Kwan <dougkwan@google.com>
4351 * arm.cc (Target_arm::got_section): Make the .got section the first
4352 non RELRO section in the data segment.
4353 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4354 suffixes of section names.
4356 2010-02-24 Doug Kwan <dougkwan@google.com>
4358 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4359 flags and attributes merging if an input file is a binary file.
4360 * fileread.cc (Input_file::open): Record format of original file.
4361 * fileread.h (Input_file::Format): New enum type.
4362 (Input_file::Input_file): Initialize data member format_.
4363 (Input_file::format): New method definition.
4364 (Input_file::format_):: New data member.
4366 2010-02-24 Doug Kwan <dougkwan@google.com>
4368 * arm.cc (Arm_output_data_got): New class.
4369 (ARM_TCB_SIZE): New constant
4370 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4371 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4372 If user uses a script with a SECTIONS clause, issue only a warning
4373 for a misplaced EXIDX input section. Otherwise, issue an error.
4374 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4376 (Target_arm::got_mode_index_entry): Handle static linking.
4377 (Target_arm::Scan::local): Ditto.
4378 (Target_arm::Scan::global): Ditto.
4379 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4380 all incorrectly implemented relocations.
4381 (Target_arm::fix_exidx_coverage): Pass layout to
4382 Arm_output_section::fix_exidx_coverage.
4383 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4384 from ".ARM.exidx." and ".ARM.extab.".
4386 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4388 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4389 section if it does not already exist.
4390 * attributes.cc (Attributes_section_data::Attributes_section_data):
4391 Don't crash if size is zero.
4393 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4394 Ian Lance Taylor <iant@google.com>
4396 * gold.cc (queue_middle_tasks): If no input files were opened,
4398 * workqueue.h (Task_function::Task_function): Assert that there is
4401 2010-02-22 Doug Kwan <dougkwan@google.com>
4403 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4404 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4405 types to avoid warnings due to different uint64_t implementations
4408 2010-02-21 Doug Kwan <dougkwan@google.com>
4410 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4411 handling of the maximum backward branch offset.
4412 (Arm_relocate_functions::thumb_branch_common): Ditto.
4413 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4414 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4415 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4416 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4417 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4418 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4419 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4420 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4421 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4422 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4423 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4424 thumb2_bl_out_of_range.o): New rules.
4425 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4426 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4427 thumb2_bl_out_of_range
4428 * testsuite/Makefile.in: Regenerate.
4429 * testsuite/arm_bl_in_range.s: New file.
4430 * testsuite/arm_bl_out_of_range.s: Ditto.
4431 * testsuite/arm_branch_in_range.sh: Ditto.
4432 * testsuite/arm_branch_range.t: Ditto.
4433 * testsuite/thumb2_branch_range.t: Ditto.
4434 * testsuite/thumb_bl_in_range.s: Ditto.
4435 * testsuite/thumb_bl_out_of_range.s: Ditto.
4436 * testsuite/thumb_branch_range.t: Ditto.
4438 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4440 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4441 Add reloc offset information.
4442 * icf.cc (get_section_contents): Change iterators to point to the new
4443 vectors. Add reloc offset information to the contents.
4444 * icf.h (Icf::Sections_reachable_info): New typedef.
4445 (Icf::Sections_reachable_list): New typedef.
4446 (Icf::Offset_info): New typedef.
4447 (Icf::Reloc_info): New struct typedef.
4448 (Icf::Reloc_info_list): New typedef.
4449 (Icf::symbol_reloc_list): Delete method.
4450 (Icf::addend_reloc_list): Delete method.
4451 (Icf::section_reloc_list): Delete method.
4452 (Icf::reloc_info_list): New method.
4453 (Icf::reloc_info_list_): New member.
4455 2010-02-19 Doug Kwan <dougkwan@google.com>
4457 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4458 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4459 * arm.cc (Arm_relocation_functions): New forward declaration.
4460 (Target_arm::Target_arm): Initialize new data members
4461 got_mod_index_offset_ and tls_base_symbol_defined_.
4462 (Target_arm::Relocate::relocate_tls): New method.
4463 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4464 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4466 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4467 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4468 (Target_arm::got_mod_index_offset_,
4469 Target_arm::tls_base_symbol_defined_): New data members.
4470 (Target_arm::Scan::local, Target::Scan::global,
4471 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4474 2010-02-18 Doug Kwan <dougkwan@google.com>
4476 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4477 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4478 text section as a parameter becuase some broken tools may not set
4479 the link in section header.
4480 (Target_arm::has_got_section): New method.
4481 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4482 without any mapping symbol as data only. Remove warning.
4483 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4484 link in its section header, try to discover the link by inspecting the
4485 REL31 relocation at the beginning of the section.
4486 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4488 (Target_arm::Scan::global): Treat any reference to the symbol
4489 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4491 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4493 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4494 (Scan::global_reloc_may_be_function_pointer): New function.
4495 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4496 (Scan::global_reloc_may_be_function_pointer): New function.
4497 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4498 (Scan::global_reloc_may_be_function_pointer): New function.
4499 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4500 (Scan::global_reloc_may_be_function_pointer): New function.
4501 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4502 (Scan::global_reloc_may_be_function_pointer): New function.
4503 (Scan::possible_function_pointer_reloc): New function.
4504 (Target_x86_64::can_check_for_function_pointers): New function.
4505 * gc.h (gc_process_relocs): Scan relocation types to determine if
4506 function pointers were taken for targets that support it.
4507 * icf.cc (Icf::find_identical_sections): Include functions for
4508 folding in safe ICF whose pointer is not taken.
4509 * icf.h (Secn_fptr_taken_set): New typedef.
4510 (fptr_section_id_): New member.
4511 (section_has_function_pointers): New function.
4512 (set_section_has_function_pointers): New function.
4513 (check_section_for_function_pointers): New function.
4514 * options.h: Fix comment for safe ICF option.
4515 * target.h (can_check_for_function_pointers): New function.
4516 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4517 Modify icf_safe_test for X86-64.
4518 * testsuite/Makefile.in: Regenerate.
4519 * testsuite/icf_safe_so_test.cc: New file.
4520 * testsuite/icf_safe_so_test.sh: New file.
4521 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4522 (main): Change to take pointer to function kept_func_3.
4523 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4524 folding is done correctly for X86-64.
4526 2010-02-12 David S. Miller <davem@davemloft.net>
4528 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4529 is_symbolless parameter.
4530 (Output_reloc<SHT_REL>::is_symbolless): New.
4531 (Output_reloc<SHT_REL>::is_symbolless_): New.
4532 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4533 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4534 (Output_reloc<SHT_RELA>::is_symbolless): New.
4535 (Output_data_reloc::add_global): Handle is_symbolless.
4536 (Output_data_reloc::add_global_relative): Likewise.
4537 (Output_data_reloc::add_local): Likewise.
4538 (Output_data_reloc::add_local_relative): Likewise.
4539 (Output_data_reloc::add_symbolless_global_addend): New.
4540 (Output_data_reloc::add_symbolless_local_addend): New.
4541 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4543 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4544 instead of ->is_relative_
4545 (Output_reloc::write): Likewise.
4546 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4547 (Output_reloc::write_rel): Simplify.
4549 * sparc.cc (Target_sparc::Scan::local): Use
4550 ->add_symbolless_local_addend as needed.
4551 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4552 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4553 based upon relocation offset.
4555 2010-02-11 Doug Kwan <dougkwan@google.com>
4557 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4558 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4559 beginning of function.
4560 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4561 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4562 parameter is_32bit in calls to should_apply_static_reloc.
4563 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4564 (check_DATA): Add arm_abs_global.stdout.
4565 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4566 arm_abs_global.stdout): New rules.
4567 (MOSTLLYCLEANFILES): Add arm_abs_global
4568 * Makefile.in: Regenerate.
4569 * testsuite/arm_abs_global.s: New file.
4570 * testsuite/arm_abs_global.sh: Ditto.
4571 * testsuite/arm_abs_lib.s: Ditto.
4573 2010-02-11 Ian Lance Taylor <iant@google.com>
4575 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4577 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4578 Allocate_commons_task first.
4579 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4580 task, rather than symtab_lock_.
4581 (Gc_process_relocs::~Gc_process_relocs): New function.
4582 (Gc_process_relocs::is_runnable): Check this_blocker_.
4583 (Gc_process_relocs::locks): Use next_blocker_ rather than
4585 (Scan_relocs::~Scan_relocs): New function.
4586 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4588 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4590 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4591 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4592 constructor accordingly.
4593 (class Gc_process_relocs): Likewise.
4594 (class Scan_relocs): Likewise.
4595 * common.h (class Allocate_commons_task): Remove symtab_lock_
4596 field, and corresponding constructor parameter.
4597 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4599 (Allocate_commons_task::locks): Likewise.
4601 2010-02-11 Ian Lance Taylor <iant@google.com>
4603 * gold-threads.h (class Once): Define.
4604 (class Initialize_lock): Rewrite as child of Once.
4605 * gold-threads.cc (class Once_initialize): Define.
4606 (once_pointer_control): New static variable.
4607 (once_pointer, once_arg): New static variables.
4608 (c_run_once): New static function.
4609 (Once::Once, Once::run_once, Once::internal_run): New functions.
4610 (class Initialize_lock_once): Remove.
4611 (initialize_lock_control): Remove.
4612 (initialize_lock_pointer): Remove.
4613 (initialize_lock_once): Remove.
4614 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4615 (Initialize_lock::initialize): Rewrite.
4616 (Initialize_lock::do_run_once): New function.
4617 * archive.cc (Archive::interpret_header): Only clear name if it is
4619 * fileread.cc: Include "gold-threads.h"
4620 (file_counts_lock): New static variable.
4621 (file_counts_initialize_lock): Likewise.
4622 (File_read::release): Only increment counts when using --stats.
4623 Use a lock around the increment.
4624 * parameters.cc (class Set_parameters_target_once): Define.
4625 (set_parameters_target_once): New static variable.
4626 (Parameters::Parameters): Move here from parameters.h.
4627 (Parameters::set_target): Rewrite.
4628 (Parameters::set_target_once): New function.
4629 (Parameters::clear_target): Move here and rewrite.
4630 * parameters.h (class Parameters): Update declarations. Add
4631 set_parameters_target_once_ field.
4632 (Parameters::Parameters): Move to parameters.cc.
4633 (Parameters::clear_target): Likewise.
4634 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4636 (Start_group::~Start_group): New function.
4637 (Start_group::is_runnable): New function.
4638 (Start_group::locks, Start_group::run): New functions.
4639 (Finish_group::run): Change saw_undefined to size_t.
4640 * readsyms.h (class Start_group): Define.
4641 (class Finish_group): Change saw_undefined_ field to size_t.
4642 (Finish_group::Finish_group): Remove saw_undefined and
4643 this_blocker parameters. Change all callers.
4644 (Finish_group::set_saw_undefined): New function.
4645 (Finish_group::set_blocker): New function.
4646 * symtab.h (class Symbol_table): Change saw_undefined to return
4647 size_t. Change saw_undefined_ field to size_t.
4648 * target-select.cc (Set_target_once::do_run_once): New function.
4649 (Target_selector::Target_selector): Initialize set_target_once_
4650 field. Don't initialize lock_ and initialize_lock_ fields.
4651 (Target_selector::instantiate_target): Rewrite.
4652 (Target_selector::set_target): New function.
4653 * target-select.h (class Set_target_once): Define.
4654 (class Target_selector): Update declarations. Make
4655 Set_target_once a friend. Remove lock_ and initialize_lock_
4656 fields. Add set_target_once_ field.
4658 2010-02-10 Ian Lance Taylor <iant@google.com>
4660 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4662 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4663 (queue_middle_tasks): Add all blockers before queueing any tasks.
4664 (queue_final_tasks): Likewise.
4665 * token.h (Task_token::add_blockers): New function.
4666 * object.h (Input_objects::number_of_relobjs): New function.
4668 2010-02-10 Ian Lance Taylor <iant@google.com>
4670 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4671 shared, not if not position independent.
4672 * x86_64.cc (Relocate::relocate_tls): Likewise.
4673 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4674 (tls_pie_pic_test): New target.
4675 * testsuite/Makefile.in: Rebuild.
4677 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4678 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4679 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4680 * testsuite/Makefile.in: Rebuild.
4682 2010-02-09 David S. Miller <davem@davemloft.net>
4684 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4685 R_SPARC_RELATIVE using ->add_local_relative().
4686 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4688 * output.h (Output_data_dynamic::add_section_size): New method
4689 that takes two Output_data objects.
4690 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4691 entry param. Handle it in initializers.
4692 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4693 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4694 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4696 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4697 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4698 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4699 for dynrel_includes_plt.
4700 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4701 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4702 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4704 (Target_sparc::do_finalize_sections): Update to pass true for
4705 dynrel_includes_plt.
4706 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4707 output before .rela.plt
4708 (Target_powerpc::do_finalize_sections): Update to pass true for
4709 dynrel_includes_plt when 32-bit.
4711 2010-02-08 Doug Kwan <dougkwan@google.com>
4713 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4715 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4716 Arm_relobj::scan_section_for_cortex_a8_stubs,
4717 Arm_relobj::do_relocation_section): Instead of calling
4718 Output_section::output_address, use faster
4719 Arm_relobj::simple_input_section_output_address.
4721 2010-02-08 David S. Miller <davem@davemloft.net>
4723 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4724 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4725 relocation helper function.
4727 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4728 just like R_SPARC_GOT{10,13,22}.
4729 (Target_sparc::Scan::local): Likewise.
4730 (Target_sparc::Relocate:relocate): Likewise.
4732 2010-02-06 Ian Lance Taylor <iant@google.com>
4734 * configure.ac: Rewrite targetobjs duplicate removal code to use
4735 only shell constructs.
4736 * configure: Rebuild.
4738 2010-02-05 Doug Kwan <dougkwan@google.com>
4741 * arm.cc (Arm_relobj::section_is_scannable): New method.
4742 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4743 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4745 2010-02-04 Doug Kwan <dougkwan@google.com>
4748 * arm-reloc-property.cc (cstdio): Include.
4749 * configure.ac (targetobjs): Remove duplicates.
4750 * configure: Regenerate.
4751 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4752 big and little endian version for a given address size.
4754 2010-02-03 Doug Kwan <dougkwan@google.com>
4756 * arm-reloc-property.cc
4757 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4759 * arm-reloc-property.h
4760 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4761 New method definition.
4762 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4764 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4766 (GOT_PREL): Change implemented to Y.
4767 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4768 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4769 (Arm_relocate_functions::movw_abs_nc): Remove method.
4770 (Arm_relocate_functions::movt_abs): Ditto.
4771 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4772 (Arm_relocate_functions::thm_movt_abs): Ditto.
4773 (Arm_relocate_functions::movw_rel_nc): Ditto.
4774 (Arm_relocate_functions::movw_rel): Ditto.
4775 (Arm_relocate_functions::movt_rel): Ditto.
4776 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4777 (Arm_relocate_functions:thm_movw_rel): Ditto.
4778 (Arm_relocate_functions:thm_movt_rel): Ditto.
4779 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4780 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4781 New method definitions.
4782 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4783 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4784 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4785 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4786 (Target_arm::Relocate::relocate): Check for non-static or
4787 unimplemented relocation code and exit early. Change calls to
4788 Target_arm::reloc_uses_thumb_bit and
4789 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4790 instead. Refactor code to handle similar relocations to increase
4791 code sharing. Remove check for unsupported relocation code in switch
4793 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4794 relocation property table to find out size. Change error message to
4795 print out the name of a relocation code instead of the numeric value.
4796 (Target_arm::scan_reloc_for_stub): Use relocation property table
4797 instead of calling Target_arm::reloc_uses_thumb_bit().
4799 2010-02-02 Doug Kwan <dougkwan@google.com>
4801 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4802 types of relaxed input section.
4804 2010-02-02 Doug Kwan <dougkwan@google.com>
4806 * Makefile.am (HFILES): Add arm-reloc-property.h.
4808 (TARGETSOURCES): Add arm-reloc-property.cc
4809 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4810 (libgold_a_SOURCES): $(DEFFILES)
4811 * Makefile.in: Regenerate.
4812 * arm-reloc-property.cc: New file.
4813 * arm-reloc-property.h: New file.
4814 * arm-reloc.def: New file.
4815 * arm.cc: Update comments.
4816 (arm-reloc-property.h): New included header.
4817 (arm_reloc_property_table): New global variable.
4818 (Target_arm::do_select_as_default_target): New method definition.
4819 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4820 arm-reloc-property to targ_extra_obj.
4821 * parameters.cc (set_parameters_target): Call
4822 Target::select_as_default_target().
4823 * target.h (Target::select_as_default_target): New method definition.
4824 (Target::do_select_as_default_target): Same.
4826 2010-02-01 Doug Kwan <dougkwan@google.com>
4828 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4829 first_output_text_section_.
4830 (Arm_exidx_fixup::first_output_text_section): New method definition.
4831 (Arm_exidx_fixup::first_output_text_section_): New data member.
4832 (Arm_exidx_fixup::process_exidx_section): Record the first text
4833 output section seen.
4834 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4835 and entsize in output section header.
4837 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4839 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4840 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4841 (Arm_relocate_functions::thm_alu11): New Method.
4842 (Arm_relocate_functions::thm_pc8): New Method.
4843 (Arm_relocate_functions::thm_pc12): New Method.
4844 (Target_arm::Scan::local): Handle the relocations.
4845 (Target_arm::Scan::global): Likewise.
4846 (Target_arm::Relocate::relocate): Likewise.
4847 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4849 2010-01-29 Doug Kwan <dougkwan@google.com>
4851 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4852 of relocation types as ld.
4854 2010-01-29 Doug Kwan <dougkwan@google.com>
4856 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4858 (Arm_relocate_functions::thumb_branch_common): Ditto.
4859 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4860 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4861 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4862 Arm_relocate_functions::jump24): Remove.
4863 (Target_arm::Relocate::relocate): Adjust code to call
4864 Arm_relocation_functions::arm_branch_common and
4865 Arm_relocation_functions::thumb_branch_common instead of their removed
4866 wrappers. Merge switch-cases together to reduce source code size.
4868 2010-01-29 Doug Kwan <dougkwan@google.com>
4870 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4871 output_local_symbol_count_needs_update_.
4872 (Arm_relobj::output_local_symbol_count_needs_update,
4873 Arm_relobj::set_output_local_symbol_count_needs_update,
4874 Arm_relobj::update_output_local_symbol_count): New methods.
4875 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4877 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4878 of pointed function as in a R_ARM_PREL31 relocation.
4879 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4880 for output local symbol count updating.
4881 (Target_arm::do_relax): Update output local symbol counts in objects
4883 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4885 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4887 * arm.cc: Added support for the ARM relocations:
4888 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4889 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4890 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4892 (Arm_relocate_functions::movw_rel): New method.
4893 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4894 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4896 (Arm_relocate_functions::thm_movw_rel): New method.
4897 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4899 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4901 (Target_arm::Scan::global): Likewise.
4902 (Target_arm::Relocate::relocate): Likewise.
4903 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4906 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4908 * arm.cc: Added support for ARM group relocations.
4909 (Target_arm::reloc_needs_sym_origin): New method.
4910 (Arm_relocate_functions::calc_grp_kn): New method.
4911 (Arm_relocate_functions::calc_grp_residual): New method.
4912 (Arm_relocate_functions::calc_grp_gn): New method.
4913 (Arm_relocate_functions::arm_grp_alu): New Method.
4914 (Arm_relocate_functions::arm_grp_ldr): New Method.
4915 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4916 (Arm_relocate_functions::arm_grp_ldc): New Method.
4917 (Target_arm::Scan::local): Handle the ARM group relocations.
4918 (Target_arm::Scan::global): Likewise.
4919 (Target_arm::Relocate::relocate): Likewise.
4920 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4923 2010-01-26 Doug Kwan <dougkwan@google.com>
4925 * arm.cc (set): Include.
4926 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4928 (Arm_output_section::Text_section_list): New type.
4929 (Arm_output_section::append_text_sections_to_list): New method.
4930 (Arm_output_section::fix_exidx_coverage): Ditto.
4931 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4932 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4933 Relobj::set_section_offset() instead of
4934 Sized_relobj::invalidate_section_offset().
4935 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
4936 parameter for section headers. Ignore relocation sections for
4937 unallocated sections and EXIDX sections.
4938 (Target_arm::fix_exidx_coverage): New method.
4939 (Target_arm::output_section_address_less_than): New type.
4940 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
4941 linked text section instead of the EXIDX section.
4942 (Arm_output_section::create_stub_group): Add an assertion to check
4943 that this is not an EXIDX output section.
4944 (Arm_output_section::append_text_sections_to_list): New method.
4945 (Arm_output_section::fix_exidx_coverage): Ditto.
4946 (Arm_relobj::scan_sections_for_stubs): Adjust call to
4947 Arm_relobj::section_needs_reloc_stub_scanning.
4948 (Target_arm::do_relax): Fix EXIDX output section coverage in the
4950 (Target_arm::fix_exidx_coverage): New method.
4951 * object.h (Relobj::set_output_section): New method.
4952 (Sized_relobj::invalidate_section_offset): Remove method.
4953 (Sized_relobj::do_invalidate_section_offset): Remove method.
4954 (Sized_relobj::do_set_section_offset): Handle offset value -1.
4956 2010-01-25 Doug Kwan <dougkwan@google.com>
4958 * arm.cc (Arm_exidx_merged_section::do_output_offset):
4959 Fix warning due to signed and unsigned comparison on a 32-bit host.
4961 2010-01-22 Doug Kwan <dougkwan@google.com>
4963 * arm.cc (Target_arm::do_relax): Record an output section for section
4964 offset adjustment it contains any stub table that has changed.
4965 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
4966 offsets in an output section if necessary.
4967 * output.cc (Output_section::Output_section): Initialize
4968 section_offsets_need_adjustments_.
4969 (Output_section::add_input_section_for_script): Renamed to
4970 Output_section::add_simple_input_section.
4971 (Output_section::save_states): Add a comment.
4972 (Output_section::discard_states): New method defintion.
4973 (Output_section::adjust_section_offsets): Same.
4974 * output.h (Output_section::add_input_section_for_script): Renamed to
4975 Output_section::add_simple_input_section.
4976 (Output_section::discard_states): New method declaration.
4977 (Output_section::adjust_section_offsets): Same.
4978 (Output_section::section_offsets_need_adjustment,
4979 Output_section::set_section_offsets_need_adjustment): New method
4981 (Output_section::section_offsets_need_adjustment_): New data member.
4982 * script-sections.cc
4983 (Output_section_element_input::set_section_address): Adjust code for
4984 renaming of Output_section::add_input_section_for_script.
4985 (Orphan_output_section::set_section_address): Same.
4987 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4989 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
4990 Fix_v4bx enum values .
4991 * gold/options.h (General_options): New option definitions.
4992 (General_options::fix_v4bx): New method.
4993 (General_options::Fix_v4bx): New enum.
4994 * gold/options.cc (General_options::parse_fix_v4bx): New method.
4995 (General_options::parse_fix_v4bx_interworking): New method.
4997 2010-01-22 Doug Kwan <dougkwan@google.com>
4999 * arm.cc (Arm_exidx_fixup): New class.
5001 2010-01-21 Doug Kwan <dougkwan@google.com>
5003 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5005 (Arm_exidx_section_offset_map): New type.
5007 2010-01-21 Doug Kwan <dougkwan@google.com>
5009 * arm.cc (Arm_exidx_input_section): New class.
5010 (Arm_relobj::exidx_input_section_by_link,
5011 Arm_relobj::exidx_input_section_by_shndx,
5012 Arm_relobj::make_exidx_input_section): New methods.
5013 (read_arm_attributes_section): Remove.
5014 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5015 information about them.
5016 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5019 2010-01-20 Doug Kwan <dougkwan@google.com>
5021 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5022 Input_section_specifier to Section_id.
5023 (Target_arm::new_arm_input_section: Adjust code for change of key
5025 (Target_arm::find_arm_input_section): Ditto.
5026 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5027 (Section_id): Remove.
5028 (Garbage_collection::Section_id_hash): Remove.
5029 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5030 (Section_id): Remove.
5031 (Icf::Section_id_hash): Remove.
5032 * object.h (Section_id, Const_section_id, Section_id_hash,
5033 Const_section_id_hash): New type definitions.
5034 * output.cc (Output_section::add_relaxed_input_section): Change to
5035 use Const_section_id instead of Input_section_specifier as key type.
5036 (Output_section::add_merge_input_section): Ditto.
5037 (Output_section::build_relaxation_map): Change to use Section_id
5038 instead of Input_section_specifier as key type.
5039 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5041 (Output_section::convert_input_sections_to_relaxed_sections): Change
5042 to use Const_section_id instead of Input_section_specifier as key type.
5043 (Output_section::find_merge_section): Ditto.
5044 (Output_section::find_relaxed_input_section): Ditto.
5045 * output.h (Input_section_specifier): Remove class.
5046 (Output_section::Output_section_data_by_input_section_map): Change
5047 key type to Const_section_id.
5048 (Output_section::Output_relaxed_input_section_by_input_section_map):
5050 (Output_section::Relaxation_map): Change key type to Section_id.
5052 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5054 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5055 (class Arm_v4bx_stub): New class.
5056 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5057 (Stub_factory::make_arm_v4bx_stub): New method.
5058 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5059 (Stub_table::empty): Handle v4bx stubs.
5060 (Stub_table::add_arm_v4bx_stub): New method.
5061 (Stub_table::find_arm_v4bx_stub): New method.
5062 (Arm_relocate_functions::v4bx): New method.
5063 (Target_arm::fix_v4bx): New method.
5064 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5065 (Stub_table::relocate_stubs): Likewise.
5066 (Stub_table::do_write): Likewise.
5067 (Stub_table::update_data_size_and_addralign): Likewise.
5068 (Stub_table::finalize_stubs): Likewise.
5069 (Target_arm::Scan::local): Likewise.
5070 (Target_arm::Scan::global): Likewise.
5071 (Target_arm::do_finalize_sections): Likewise.
5072 (Target_arm::Relocate::relocate): Likewise.
5073 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5075 (Target_arm::scan_reloc_for_stub): Likewise.
5076 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5078 2010-01-19 Ian Lance Taylor <iant@google.com>
5080 * output.cc (Output_section_headers::do_sized_write): Write large
5081 segment count to sh_info field.
5082 (Output_file_header::do_sized_write): For large segment count,
5083 write PN_XNUM to e_phnum field.
5085 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5087 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5088 (Arm_relocate_functions::thm_jump8): New function.
5089 (Arm_relocate_functions::thm_jump11): New function.
5090 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5092 (Target_arm::Scan::global): Likewise.
5093 (Target_arm::Relocate::relocate): Likewise.
5094 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5097 2010-01-14 Doug Kwan <dougkwan@google.com>
5099 * arm.cc (map, utility): Include headers.
5100 (Target_arm::apply_cortex_a8_workaround): New method.
5101 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5102 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5103 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5104 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5105 the --[no-]fix-cortex-a8 command line options.
5106 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5107 (Target_arm::relocate_stub): Use addend in instruction template.
5108 * options.h (DEFINE_bool): Set the user-set flag.
5109 (General_options): Add --[no-]-fix-cortex options.
5110 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5111 : Update fast look-up map after conversion.
5113 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5115 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5116 in the first pass of do_layout.
5118 2010-01-13 Doug Kwan <dougkwan@google.com>
5120 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5121 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5122 apparent compiler problem of not folding static constant integral
5123 data members of elfcpp::Elf_sizes<32>.
5125 2010-01-13 Doug Kwan <dougkwan@google.com>
5127 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5128 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5129 Arm_relobj::scan_section_for_cortex_a8_erratum,
5130 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5131 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5132 sections to scan for relocation stubs into a new method
5133 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5134 relocation and Cortex-A8 stub scanning.
5135 (Target_arm::do_relax): Force stubs to be after stubbed sections
5136 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5137 the beginning of a new relaxation pass. Update a comment.
5138 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5140 2010-01-12 Ian Lance Taylor <iant@google.com>
5142 * target-reloc.h (visibility_error): New inline function.
5143 (relocate_section): Call visibility_error.
5144 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5145 (MOSTLYCLEANFILES): Likewise.
5146 (protected_4_pic.o, protected_3.err): New targets.
5147 * testsuite/protected_4.cc: New file.
5149 2010-01-12 Doug Kwan <dougkwan@google.com>
5151 * arm.cc (Cortex_a8_reloc): New class.
5152 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5153 and cortex_a8_relocs_info_.
5154 (Target_arm::fix_cortex_a8): New method definition.
5155 (Target_arm::Cortex_a8_relocs_info): New type.
5156 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5157 New data member declarations.
5158 (Target_arm::scan_reloc_for_stub): Record information about
5159 relocations for THUMB branches that might be exempted from the
5160 Cortex-A8 workaround.
5161 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5162 at the beginning of a relaxation pass.
5164 2010-01-12 Doug Kwan <dougkwan@google.com>
5166 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5167 (Arm_relobj::Mapping_symbol_position,
5168 Arm_reloj::Mapping_symbol_position_less,
5169 Arm_relobj::Mapping_symbols_info): New types.
5170 (Target_arm::is_mapping_symbol_name): New method definition.
5171 (Arm_relobj::do_count_local_symbols): Save information about mapping
5174 2010-01-11 Doug Kwan <dougkwan@google.com>
5176 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5177 Arm_relocate_functions::thumb32_branch_upper,
5178 Arm_relocate_functions::thumb32_branch_lower,
5179 Arm_relocate_functions::thumb32_cond_branch_offset,
5180 Arm_relocate_functions::thumb32_cond_branch_upper,
5181 Arm_relocate_functions::thumb32_cond_branch_lower,
5182 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5183 branch offset encoding.
5184 (Arm_relocate_functions::thumb_branch_common): Use new branch
5185 offset encoding methods to avoid code duplication.
5186 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5187 (Stub_addend_reader::operator()): Use new branch encoding method
5188 to avoid code duplication.
5190 2010-01-11 Doug Kwan <dougkwan@google.com>
5192 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5193 (Target_arm::do_finalize_sections): Define special EXIDX section
5194 symbols only if referenced.
5195 * gc.h (Garbage_collection::add_reference): New method.
5196 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5199 2010-01-11 Ian Lance Taylor <iant@google.com>
5201 * script.cc (Version_script_info::build_expression_list_lookup):
5202 Change complaing about duplicate wildcard match from error to
5205 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5207 (Version_script_info::Version_script_info): Initialize globs_,
5208 default_version_, default_is_global_, and exact_. Don't
5209 initialize globals_ or locals_.
5210 (Version_script_info::build_lookup_tables): Build local symbols
5212 (Version_script_info::unquote): New function.
5213 (Version_script_info::add_exact_match): New function.
5214 (Version_script_info::build_expression_list_lookup): Remove lookup
5215 parameter. Add is_global parameter. Change all callers. Handle
5216 wildcard pattern specially. Unquote pattern. Call
5218 (Version_script_info::get_name_to_match): New function.
5219 (Version_script_info::get_symbol_version): New function.
5220 (Version_script_info::get_symbol_version_helper): Remove.
5221 (Version_script_info::check_unmatched_names): Call unquote.
5222 * script.h (class Version_script_info): Change get_symbol_version
5223 to be non-inline and add is_global parameter; change all callers.
5224 Rewrite symbol_is_local. Update declarations. Define struct
5225 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5226 Remove globals_ and locals_ members. Add exact_, globs_,
5227 default_version_, is_global_.
5228 (Version_script_info::Glob): Remove pattern, add expression and
5229 is_global. Update constructor. Change all callers.
5230 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5232 (Versions::symbol_section_contents): If a symbol is undefined, or
5233 defined in a dynamic object, set the version index to
5235 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5237 (Symbol_table::add_from_pluginobj): Likewise.
5238 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5240 2010-01-11 Doug Kwan <dougkwan@google.com>
5242 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5243 (incremental_dump_LDADD): Add linking option for libintl.
5244 * Makefile.in: Regenerate.
5246 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5249 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5251 * testsuite/Makefile.in: Regenerated.
5253 2010-01-10 Doug Kwan <dougkwan@google.com>
5255 * options.h (DEFINE_var): Use parentheses around argument varname__
5256 in macro body to avoid any unintended subsequent substitutions.
5258 2010-01-10 Ian Lance Taylor <iant@google.com>
5260 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5261 candidates before doing symbol resolution.
5263 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5264 ODR candidates if only one is weak.
5266 2010-01-08 Ian Lance Taylor <iant@google.com>
5268 * script.cc (Version_script_info::build_expression_list_lookup):
5269 Don't warn about ambiguous version, just record the ambiguity.
5270 (Version_script_info::get_symbol_version_helper): Give error if
5271 version is ambiguous.
5273 2010-01-08 Doug Kwan <dougkwan@google.com>
5275 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5276 prev_data_size_ and prev_addralign_. Remove initializer for
5277 deleted data member has_been_changed_.
5278 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5279 to determine if the table is empty.
5280 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5282 (Stub_table::add_reloc_stub): Define method in class definition
5283 instead of just declaring it there.
5284 (Stub_table::add_cortex_a8_stub): New method definition.
5285 (Stub_table::update_data_size_and_addralign): Ditto.
5286 (Stub_table::finalize_stubs): Ditto.
5287 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5288 (Stub_table::do_addralign_): Return address alignment in the
5289 (Stub_table::do_reset_address_and_file_offset): Define method in
5290 class definition instead of declaring it there. Set current data
5291 size to be the data size of the previous pass.
5292 (Stub_table::set_final_data_size): Use current data size as the
5294 (Stub_table::relocate_stub): Change parameter type of stub from
5295 Reloc_stub pointer to Stub pointer.
5296 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5297 (Stub_table::Cortex_a8_stub_list): New typedef.
5298 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5299 Stub_table::prev_addralign_): New data member.
5300 (Arm_relobj::Arm_relobj): Initialize data member
5301 section_has_cortex_a8_workaround_.
5302 (Arm_relobj::section_has_cortex_a8_workaround,
5303 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5305 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5307 (Target_arm::relocate_stub): Change parameter type of stub from
5308 Reloc_stub pointer to Stub pointer.
5309 (Insn_template::size, Insn_template::alignment): Handle
5310 THUMB16_SPECIAL_TYPE.
5311 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5312 Stub_table::update_data_size_and_addralign,
5313 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5315 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5316 (Stub_table::do_write): Ditto.
5317 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5319 2010-01-08 Ian Lance Taylor <iant@google.com>
5322 * symtab.h (class Symbol): Remove fields is_target_special_ and
5323 has_plt_offset_. Add field is_defined_in_discarded_section_.
5324 (Symbol::is_defined_in_discarded_section): New function.
5325 (Symbol::set_is_defined_in_discarded_section): New function.
5326 (Symbol::has_plt_offset): Rewrite.
5327 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5328 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5329 Don't initialize is_target_special_ or has_plt_offset_.
5330 Initialize is_defined_in_discarded_section_.
5331 (Symbol_table::add_from_relobj): If appropriate, set
5332 is_defined_in_discarded_section.
5333 * resolve.cc (Symbol::override_base_with_special): Don't test
5334 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5335 * target-reloc.h (relocate_section): Do special handling for
5336 symbols defined in discarded sections for global symbols as well
5339 2010-01-08 Ian Lance Taylor <iant@google.com>
5341 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5342 the SHT_SYMTAB case.
5344 2010-01-08 Ian Lance Taylor <iant@google.com>
5346 * object.cc (Sized_relobj::do_layout): Don't get confused if
5347 layout_eh_frame returns NULL.
5349 2010-01-08 Ian Lance Taylor <iant@google.com>
5352 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5353 dynamic symbol table, use the normal symbol table.
5354 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5357 2010-01-08 Ian Lance Taylor <iant@google.com>
5360 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5363 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5365 * version.cc (print_version): Change to "Copyright 2010".
5367 2010-01-08 Ian Lance Taylor <iant@google.com>
5371 * i386.cc (class Target_i386): Change return type of plt_section
5373 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5374 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5375 tls_desc_rel_ field.
5376 (Output_data_plt_i386::rel_tls_desc): New function.
5377 (Target_i386::rel_tls_desc_section): New function.
5378 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5379 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5380 R_386_TLS_DESC reloc in rel_tls_desc_section.
5381 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5382 Define struct Tlsdesc_info.
5383 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5384 (Target_x86_64::do_reloc_symbol_index): New function.
5385 (Target_x86_64::add_tlsdesc_info): New function.
5386 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5387 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5389 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5391 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5392 (Target_x86_64::rela_tlsdesc_section): New function.
5393 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5395 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5396 (Target_x86_64::do_reloc_addend): New function.
5397 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5398 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5399 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5400 (Output_reloc::type): New function.
5401 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5402 (Output_reloc::is_target_specific): New function.
5403 (Output_reloc::target_arg): New function.
5404 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5405 absolute relocs and target specific relocs.
5406 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5407 add_target_specific.
5408 (class Output_data_reloc) [SHT_RELA]: Likewise.
5409 * output.cc (Output_reloc::Output_reloc): Add four new versions
5410 for absolute relocs and target specific relocs.
5411 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5412 (Output_reloc::get_symbol_index): Likewise.
5413 (Output_reloc::local_section_offset): Check that local_sym_index_
5414 is not TARGET_CODE or 0.
5415 (Output_reloc::symbol_value): Likewise.
5416 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5418 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5419 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5421 * layout.cc (add_target_dynamic_tags): Use output section for
5422 DT_PLTRELSZ and DT_JMPREL.
5424 2010-01-07 Ian Lance Taylor <iant@google.com>
5427 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5429 (class Output_data_reloc_generic): Define.
5430 (class Output_data_reloc_base): Change base class to
5431 Output_data_reloc_generic. Change add() method to call
5432 bump_relative_reloc_count for a relative reloc. Remove
5434 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5436 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5437 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5439 * layout.h (class Layout): Update declaration.
5441 2010-01-07 Ian Lance Taylor <iant@google.com>
5443 * output.h (class Output_data): Add const version of
5444 output_section and do_output_section.
5445 (class Output_section_data): Add const version of
5447 (class Output_section): Likewise.
5448 * layout.cc (Layout::add_target_dynamic_tags): New function.
5449 * layout.h (class Layout): Update declarations.
5450 * arm.cc (Target_arm::do_finalize_sections): Use
5451 add_target_dynamic_tags.
5452 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5453 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5454 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5455 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5457 2010-01-07 Ian Lance Taylor <iant@google.com>
5460 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5463 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5464 Ian Lance Taylor <iant@google.com>
5467 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5468 Xindex::read_symtab_xindex.
5470 2010-01-07 Doug Kwan <dougkwan@google.com>
5472 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5473 (Insn_template::thumb16_bcond_insn): New method declaration.
5474 (Insn_template): Fix spelling.
5475 (Stub::thumb16_special): New method declaration.
5476 (Stub::do_write): Define virtual method which was previously pure
5478 (Stub::do_thumb16_special): New method declaration.
5479 (Stub::do_fixed_endian_write): New template member.
5480 (Reloc_stub::do_write): Remove.
5481 (Reloc_stub::do_fixed_endian_write): Remove.
5482 (Cortex_a8_stub): New class definition.
5483 (Stub_factory::make_cortex_a8_stub): New method definition.
5484 (Stub_factory::Stub_factory): Add missing static storage class
5485 qualifier for elf32_arm_stub_a8_veneer_blx.
5487 2010-01-07 Ian Lance Taylor <iant@google.com>
5490 * options.h (class General_options): Add --warn-unresolved-symbols
5491 and --error-unresolved-symbols.
5492 * errors.cc (Errors::undefined_symbol): Implement
5493 --warn-unresolved-symbols.
5495 * options.h (class General_options): Add -z text and -z textoff.
5496 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5498 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5500 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5501 (Garbage_collection::cident_sections): New function.
5502 (Garbage_collection::add_cident_section): New function.
5503 (Garbage_collection::cident_sections_): New member.
5504 (gc_process_relocs): Add references to sections whose names are C
5506 * gold.h (cident_section_start_prefix): New constant.
5507 (cident_section_stop_prefix): New constant.
5508 (is_cident): New function.
5509 * layout.cc (Layout::define_section_symbols): Replace string constants
5510 with the newly defined constants.
5511 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5513 * testsuite/Makefile.am: Add gc_orphan_section_test.
5514 * testsuite/Makefile.in: Regenerate.
5515 * testsuite/gc_orphan_section_test.cc: New file.
5516 * testsuite/gc_orphan_section_test.sh: New file.
5518 2010-01-06 Ian Lance Taylor <iant@google.com>
5521 * options.h (class General_options): Add --warn-shared-textrel.
5522 * layout.cc (Layout::finish_dynamic_section): Implement
5523 --warn-shared-textrel.
5526 * options.h (class General_options): Add --warn-multiple-gp.
5528 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5530 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5531 $(THREADSLIB) and $(LIBDL).
5532 * Makefile.in: Rebuild.
5534 2010-01-06 Ian Lance Taylor <iant@google.com>
5537 * options.cc (General_options::parse_section_start): New function.
5538 (General_options::section_start): New function.
5539 (General_options::General_options): Initialize all members.
5540 * options.h: Include <map>
5541 (class General_options): Add --section-start. Add section_starts_
5543 * layout.cc (Layout::attach_allocated_section_to_segment): If
5544 --section-start was used, set the address of the segment. Remove
5545 local sort_sections.
5546 (Layout::relaxation_loop_body): If the address of the load segment
5547 has been set by --section-start, don't use it.
5548 * output.h (Output_segment::update_flags_for_output_section): New
5550 * output.cc (Output_segment::add_output_section): Call
5551 update_flags_for_output_section.
5553 2010-01-05 Ian Lance Taylor <iant@google.com>
5556 * options.h (class General_options): Add --undefined-version.
5557 * script.cc (struct Version_expression): Add was_matched_by_symbol
5559 (Version_script_info::matched_symbol): New function.
5560 (Version_script_info::get_symbol_version_helper): Call
5562 (Version_script_info::check_unmatched_names): New function.
5563 * script.h (class Version_script_info): Update declarations.
5564 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5566 * options.h (class General_options): Use DEFINE_bool_alias for
5567 allow_multiple_definition.
5568 * resolve.cc (Symbol_table::should_override): Don't test
5569 allow_multiple_definition.
5572 * options.h (class General_options): Add --cref.
5573 * main.cc (main): Print cref table if --cref. Don't close mapfile
5574 until after printing cref table.
5575 * cref.cc: Include "symtab.h".
5576 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5577 (Cref_table_compare::operator()): New function.
5578 (Cref_inputs::gather_cref): New function.
5579 (filecol): New static const.
5580 (Cref_inputs::print_cref): New function.
5581 (Cref::print_cref): New function.
5582 * cref.h: Include <cstdio>.
5583 (class Cref): Update declarations.
5584 * mapfile.h (Mapfile::file): New function.
5585 * object.h (class Object): Define Symbols. Declare virtual
5586 do_get_global_symbols.
5587 (Object::get_global_symbols): New function.
5588 * object.cc (Input_objects::add_object): Pass object to cref_ if
5590 (Input_objects::archive_start): Likewise.
5591 (Input_objects::archive_stop): Likewise.
5592 (Input_objects::print_cref): New function.
5593 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5594 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5596 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5598 * plugin.h (class Sized_pluginobj): Update declarations.
5600 2010-01-05 Ian Lance Taylor <iant@google.com>
5602 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5603 to is_default_version. Rename insdef to insdefault.
5604 (Symbol_table::add_from_relobj): Rename def to is_default_version
5605 and local to is_forced_local.
5606 (Symbol_table::add_from_pluginobj): Likewise.
5607 (Symbol_table::add_from_dynobj): Likewise.
5608 (Symbol_table::define_special_symbol): Rename insdef to
5611 2010-01-04 Ian Lance Taylor <iant@google.com>
5614 * options.h (class General_options): Add
5615 --allow-multiple-definition and -z muldefs.
5616 * resolve.cc (Symbol_table::should_override): Don't warn about a
5617 multiple symbol definition if --allow-multiple-definition or -z
5621 * options.h (class General_options): Add --add-needed and
5622 --copy-dt-needed-entries. Tweak --as-needed help entry.
5623 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5624 error if --copy-dt-needed-entries aka --add-needed is used and
5625 would cause a change in behaviour.
5628 * options.h (class General_options): Add -G as a short version of
5629 --shared. Add no-op options -assert, -g, and -i.
5631 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5633 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5634 check for .text or .gnu.linkonce.t sections.
5635 * icf.cc (Icf::find_identical_sections): Ditto.
5636 Change the detection for mangled function name within the section
5638 * icf.h (is_section_foldable_candidate): New function.
5640 2009-12-30 Ian Lance Taylor <iant@google.com>
5643 * options.h (class General_options): Permit two dashes with
5644 --retain-symbols-file.
5646 2009-12-30 Ian Lance Taylor <iant@google.com>
5649 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5650 don't put the file header and segment headers in the text
5654 * common.cc (Sort_commons::operator()): Stabilize sort when both
5656 (Symbol_table::do_allocate_commons_list): When allocating common
5657 symbols, skip a symbol which is no longer common.
5658 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5659 an object before checking its type.
5660 * testsuite/common_test_2.c: New file.
5661 * testsuite/common_test_3.c: New file.
5662 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5663 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5664 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5665 (common_test_2_pic.o, common_test_2.so): New targets.
5666 (common_test_3_pic.o, common_test_3.so): New targets.
5667 * testsuite/Makefile.in: Rebuild.
5670 * script.cc (read_input_script): If we see a new SECTIONS clause,
5671 and we have added an input section, give an error.
5672 * layout.h (class Layout): Add have_added_input_section function.
5673 Add have_added_input_section_ field.
5674 * layout.cc (Layout::Layout): Initialize
5675 have_added_input_section_.
5676 (Layout::layout): Set have_added_input_section_.
5677 (Layout::layout_eh_frame): Likewise.
5679 2009-12-30 Ian Lance Taylor <iant@google.com>
5682 * options.h (class General_options): Add --sort-common option.
5683 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5684 * common.cc (Sort_common): Add sort_order parameter to
5685 constructor. Add sort_order_ field.
5686 (Sort_commons::operator): Check sort_order_.
5687 (Symbol_table::allocate_commons): Determine the sort order.
5688 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5690 (Symbol_table::do_allocate_commons_list): Likewise.
5692 2009-12-30 Ian Lance Taylor <iant@google.com>
5695 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5696 symbols from this object, don't change the visibility of an
5698 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5700 2009-12-30 Ian Lance Taylor <iant@google.com>
5703 * script.h (class Version_script_info): Define Language enum.
5704 Update declarations. Define Glob, Exact, and Lookup types. Add
5705 new fields globals_, locals_, and is_finalized_.
5706 * script.cc: Various formatting fixes.
5707 (class Parser_closure): Change language_stack_ from a vector of
5708 std::string to one of Version_script_info::Language. Adjust all
5710 (class Lazy_demangler): Remove.
5711 (struct Version_expression): Change language from std::string to
5712 Version_script_info::Language.
5713 (Version_script_info::Version_script_info): New function.
5714 (Version_script_info::~Version_script_info): Don't call clear.
5715 (Version_script_info::finalize): New function.
5716 (Version_script_info::build_lookup_tables): New function.
5717 (Version_script_info::build_expression_list_lookup): New
5719 (Version_script_info::get_symbol_version_helper): Rewrite to use
5721 (Version_script_info::print_expression_list): Adjust to use
5722 Version_script_info::Language.
5723 (script_push_lex_into_version_mode): Check that the version script
5724 has not been finalized.
5725 (version_script_push_lang): Change language string to
5726 Version_script_info::Language.
5727 * options.cc (Command_line::version_script): New function.
5728 * options.h (class General_options): Add finalize_dynamic_list
5729 function. Change version_script from declaration to definition.
5730 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5731 * testsuite/version_script.map: Remove duplicate def of foo.
5732 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5734 * testsuite/Makefile.in: Rebuild.
5736 2009-12-30 Ian Lance Taylor <iant@google.com>
5739 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5740 if the input symbol index is 0, make the output symbol index 0.
5742 2009-12-30 Ian Lance Taylor <iant@google.com>
5745 * options.h (class General_options): Add -x/--discard-all.
5746 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5747 --discard-all. If the local symbol needs a dynamic entry, check
5748 that before handling --discard-locals.
5750 2009-12-30 Ian Lance Taylor <iant@google.com>
5753 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5755 (Output_segment::add_output_section): Don't change the flags if
5759 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5760 GNU hash table if they need a dynamic value. Otherwise, don't add
5761 them if they are defined in a dynamic object or are forced local.
5763 2009-12-29 Ian Lance Taylor <iant@google.com>
5766 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5767 .gnu.hash table for a 32-bit target.
5770 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5771 regular and a dynamic object only needs a dynamic symbol table
5772 entry if it is externally visible.
5775 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5776 constructor. Add global_offset_table_ field.
5777 (Target_i386::got_section): Set global_offset_table_.
5778 (Target_i386::do_finalize_sections): Set global_offset_table_
5780 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5781 in constructor. Add global_offset_table_ field.
5782 (Target_x86_64::got_section): Set global_offset_table_.
5783 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5786 * layout.cc (Layout::Layout): Initialize increase_relro_.
5787 (Layout::get_output_section): Add is_relro, is_last_relro, and
5788 is_first_non_relro parameters. Change all callers.
5789 (Layout::choose_output_section): Likewise.
5790 (Layout::add_output_section_data): Likewise.
5791 (Layout::make_output_section): Likewise.
5792 (Layout::set_segment_offsets): Clear increase_relro when using a
5794 * layout.h (class Layout): Add increase_relro method. Add
5795 increase_relro_ field. Update declarations.
5796 * output.cc (Output_section::Output_section): Initialize
5797 is_last_relro_ and is_first_non_relro_.
5798 (Output_segment::add_output_section): Group relro sections is
5799 do_sort is true. Handle is_last_relro and is_first_non_relro.
5800 (Output_segment::maximum_alignment): Remove relro handling.
5801 (Output_segment::set_section_addresses): Add increase_relro
5802 parameter. Change all callers. Add initial alignment to align
5803 relro sections on separate page. Remove old relro handling.
5804 (Output_segment::set_section_list_addresses): Remove in_relro
5805 parameter. Change all callers.
5806 (Output_segment::set_offset): Add increase parameter. Change all
5807 callers. Remove old relro handling.
5808 * output.h (class Output_section): Add new methods: is_last_relro,
5809 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5810 Add is_last_relro_ and is_first_non_relro_ fields.
5811 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5812 Create separate .got.plt section. Call increase_relro.
5813 * x86_64.cc (Target_x86_64::got_section): Likewise.
5814 * testsuite/relro_script_test.t: Add .got.plt.
5817 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5818 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5819 (Layout::finalize): Call set_dynamic_symbol_size.
5820 (Layout::set_dynamic_symbol_size): New function.
5821 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5822 set_dynamic_symbol_size.
5825 * output.h (class Output_section): Add is_entsize_zero_ field.
5826 * output.cc (Output_section::Output_section): Initialize
5828 (Output_section::set_entsize): If two different entsizes are
5829 requested, force it to zero.
5830 (Output_section::add_input_section): Set flags for .debug_str
5831 before updating section flags. Set entsize.
5832 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5833 and SHF_STRING if all input sections have those flags.
5835 2009-12-29 Rafael Espindola <espindola@google.com>
5837 * main.cc (main): Fix the sys time reporting.
5838 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5841 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5843 * options.cc (General_options::parse_version): Allow -v to exit
5844 without an error if there is nothing to link.
5846 2009-12-29 Ian Lance Taylor <iant@google.com>
5848 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5849 using a version of gcc before 4.1.
5850 * configure: Rebuild.
5852 2009-12-28 Chris Demetriou <cgd@google.com>
5854 * attributes.cc (Output_attributes_section_data::do_write): Use
5855 std::vector::front rather than std::vector::data.
5857 2009-12-28 Ian Lance Taylor <iant@google.com>
5859 * symtab.h (class Symbol_table): Add enum Defined.
5860 * resolve.cc (Symbol_table::should_override): Add defined
5861 parameter. Change all callers. Test whether object is NULL
5862 before calling a method on it.
5863 (Symbol_table::report_resolve_problem): Add defined parameter.
5865 (Symbol_table::should_override_with_special): Likewise.
5866 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5867 parameter. Change all callers.
5868 (Symbol_table::do_define_in_output_data): Likewise.
5869 (Symbol_table::define_in_output_segment): Likewise.
5870 (Symbol_table::do_define_in_output_segment): Likewise.
5871 (Symbol_table::define_as_constant): Likewise.
5872 (Symbol_table::do_define_as_constant): Likewise.
5873 * script.h (class Symbol_assignment): Add is_defsym parameter to
5874 constructor; change all callers.
5875 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5876 parameter. Change all callers. Add is_defsym_ field.
5877 (class Parser_closure): Add parsing_defsym parameter to
5878 constructor; change all callers. Add parsing_defsym accessor
5879 function. Add parsing_defsym_ field.
5881 2009-12-28 Ian Lance Taylor <iant@google.com>
5883 * gold.cc (queue_middle_tasks): Fix formatting.
5884 * object.cc (Relobj::is_section_name_included): Likewise.
5886 2009-12-23 Ian Lance Taylor <iant@google.com>
5888 * i386.cc (Target_i386::do_calls_non_split): Recognize
5889 -fsplit-stack prologue for a function with a static chain.
5890 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5891 -fsplit-stack prologue when using %r11.
5893 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5895 * options.cc (General_options::parse_version): Make -v continue and do
5896 the link like GNU ld does.
5898 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5900 * Makefile.am (CCFILES): Add timer.cc.
5901 (HFILES): Add timer.h.
5902 * configure.ac: Check for sysconf and times.
5903 * main.cc: include timer.h.
5904 (main): Use Timer instead of get_run_time.
5907 * workqueue.cc: include timer.h.
5908 (Workqueue::find_and_run_task):
5909 Report user, sys and wall time.
5910 * Makefile.in: Regenerate.
5911 * config.in: Regenerate.
5912 * configure: Regenerate.
5914 2009-12-16 Doug Kwan <dougkwan@google.com>
5916 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5918 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5919 relaxed input sections.
5920 * output.cc (Output_section::find_relaxed_input_section): Change
5921 return type to Output_relaxed_input_section pointer. Adjust code
5922 for new type of relaxed_input_section_map_.
5923 * output.h (Output_section::find_relaxed_input_section): Change
5924 return type to Output_relaxed_input_section pointer.
5925 (Output_section::Output_relaxed_input_section_by_input_section_map):
5927 (Output_section::relaxed_input_section_map_): Change type to
5928 Output_section::Output_relaxed_input_section_by_input_section_map.
5929 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5932 2009-12-15 Ian Lance Taylor <iant@google.com>
5934 * layout.cc (Layout::create_shstrtab): Only write out after input
5935 sections if we are compressing debug sections.
5937 2009-12-15 Ian Lance Taylor <iant@google.com>
5939 * archive.cc (Archive::add_symbols): Only look up a symbol without
5940 a version if there is, in fact, a version.
5942 2009-12-14 Ian Lance Taylor <iant@google.com>
5944 Revert -Wshadow changes, all changes from:
5945 2009-12-11 Doug Kwan <dougkwan@google.com>
5946 2009-12-11 Nick Clifton <nickc@redhat.com>
5947 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
5949 2009-12-11 Doug Kwan <dougkwan@google.com>
5951 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
5953 * attributes.cc (Object_attribute::size): Ditto.
5954 (Attributes_section_data::size): Ditto.
5955 (Attributes_section_data::Attributes_section_data): Ditto.
5956 (Output_attributes_section_data::do_write): Ditto.
5957 * attributes.h (Object_attribute::set_type): Ditto.
5958 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
5960 2009-12-11 Nick Clifton <nickc@redhat.com>
5962 * archive.cc: Fix shadowed variable warnings.
5964 * compressed_output.cc: Likewise.
5965 * compressed_output.h: Likewise.
5966 * configure: Likewise.
5967 * dwarf_reader.cc: Likewise.
5968 * dynobj.cc: Likewise.
5969 * dynobj.h: Likewise.
5970 * ehframe.cc: Likewise.
5971 * ehframe.h: Likewise.
5972 * errors.cc: Likewise.
5973 * expression.cc: Likewise.
5974 * fileread.cc: Likewise.
5975 * fileread.h: Likewise.
5976 * freebsd.h: Likewise.
5977 * i386.cc: Likewise.
5979 * incremental.h: Likewise.
5980 * layout.cc: Likewise.
5981 * layout.h: Likewise.
5982 * mapfile.cc: Likewise.
5983 * merge.cc: Likewise.
5984 * merge.h: Likewise.
5985 * object.cc: Likewise.
5986 * object.h: Likewise.
5987 * options.h: Likewise.
5988 * output.cc: Likewise.
5989 * output.h: Likewise.
5990 * parameters.cc: Likewise.
5991 * plugin.cc: Likewise.
5992 * powerpc.cc: Likewise.
5993 * reduced_debug_output.cc: Likewise.
5994 * reduced_debug_output.h: Likewise.
5995 * reloc.cc: Likewise.
5996 * reloc.h: Likewise.
5997 * resolve.cc: Likewise.
5998 * script-sections.cc: Likewise.
5999 * script.cc: Likewise.
6000 * script.h: Likewise.
6001 * sparc.cc: Likewise.
6002 * symtab.cc: Likewise.
6003 * symtab.h: Likewise.
6004 * target-select.cc: Likewise.
6005 * target-select.h: Likewise.
6006 * token.h: Likewise.
6007 * workqueue.cc: Likewise.
6008 * workqueue.h: Likewise.
6009 * x86_64.cc: Likewise.
6011 2009-12-10 Doug Kwan <dougkwan@google.com>
6013 * arm.cc (attributes.h): New include.
6014 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6015 (Arm_relobj::~Arm_relobj): Delete object pointed by
6016 attributes_section_data_.
6017 (Arm_relobj::attributes_section_data): New method definition.
6018 (Arm_relobj::attributes_section_data_): New data member declaration.
6019 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6020 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6021 attributes_section_data_.
6022 (Arm_dynobj::attributes_section_data): New method definition.
6023 (Arm_dynobj::attributes_section_data_): New data member declaration.
6024 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6025 initialization value of may_use_blx_ to false.
6026 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6027 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6028 object attributes to compute results instead of hard-coding.
6029 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6030 Target_arm::get_secondary_compatible_arch,
6031 Target_arm::set_secondary_compatible_arch
6032 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6033 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6034 New method declarations.
6035 (Target_arm::get_aeabi_object_attribute): New method definition.
6036 (Target_arm::attributes_section_data_): New data member declaration.
6037 (read_arm_attributes_section): New template definition.
6038 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6039 (Arm_dynobj::do_read_symbols): Ditto.
6040 (Target_arm::do_finalize_sections): Merge attributes sections from
6041 input. Check for BLX use after attributes section merging.
6042 Fix __exidx_start and __exidx_end visibility. Create an
6043 .ARM.attributes section if necessary.
6044 (Target_arm::get_secondary_compatible_arch,
6045 Target_arm::set_secondary_compatible_arch,
6046 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6047 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6048 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6049 New method definitions.
6051 2009-12-09 Ian Lance Taylor <iant@google.com>
6053 * plugin.cc (Plugin::load): Don't cast from void* to a function
6056 2009-12-09 Ian Lance Taylor <iant@google.com>
6058 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6061 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6063 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6064 Replace two_file_shared_1.so with two_file_shared_2.so.
6065 * testsuite/Makefile.in: Regenerated.
6067 2009-12-08 Doug Kwan <dougkwan@google.com>
6069 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6070 (HFILES): Add attributes.h and int_encoding.h.
6071 * Makefile.in: Regenerate.
6072 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6073 function definitions to int_encoding.cc
6074 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6075 prototypes to int_encoding.h
6076 * reduced_debug_output.cc (int_encoding.h): New include.
6077 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6078 function definitions to int_encoding.cc
6079 (insert_into_vector, read_from_pointer): Move template definitions to
6081 * attributes.cc: New file.
6082 * attributes.h: New file.
6083 * int_encoding.cc: New file.
6084 * int_encoding.h: New file.
6086 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6089 * incremental-dump.cc (dump_incremental_inputs): New.
6090 (main): Use dump_incremental_inputs.
6092 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6095 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6096 checking elfcpp::STT_FUNC.
6097 (Target_i386::Relocate::relocate): Likewise.
6098 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6100 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6101 symbols from shared libraries into normal FUNC symbols.
6103 * symtab.h (Symbol): Add is_func and use it.
6105 2009-12-05 Doug Kwan <dougkwan@google.com>
6107 * arm.cc (Target_arm::arm_info): Initialize new fields
6108 attributes_section and attributes_vendor.
6109 * i386.cc (Target_i386::i386_info): Same.
6110 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6111 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6112 fields attributes_section and attributes_vendor.
6113 * sparc.cc (Target_sparc::sparc_info): Same.
6114 * target.h (Target::attributes_section, Target::attributes_vendor,
6115 Target::is_attributes_section, Target::attribute_arg_type,
6116 Target::attributes_order): New method definitions.
6117 (Target::Target_info::attributes_section,
6118 Target::Target_info::attributes_vendor): New fields.
6119 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6120 virtual method definitions.
6121 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6122 attributes_section and attributes_vendor.
6123 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6125 2009-12-05 Doug Kwan <dougkwan@google.com>
6127 * arm.cc: Update comments about interworking and stub generation.
6128 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6129 considered as non-PIC.
6130 (Arm_relocate_functions::base_abs): Fix formatting.
6131 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6132 of function to use GOT entry address instead of offset.
6133 (Target_arm::Scan::global): Issue an error if a symbol would need a
6134 PLT does not get one because it is untyped. Remove code to create
6135 dynamic symbols for relative branches.
6136 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6137 takes unsigned integer instead of boolean.
6139 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6141 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6142 (two_file_test_LDADD): Likewise.
6143 (common_test_1_LDADD): Likewise.
6144 (exception_test_LDADD) Likewise.
6145 (weak_test_LDADD): Likewise.
6146 (many_sections_test_LDADD): Likewise.
6147 (initpri1_LDADD): Likewise.
6148 (script_test_1_LDADD): Likewise.
6149 (script_test_2_LDADD): Likewise.
6150 (justsyms_LDADD): Likewise.
6151 (binary_test_LDADD): Likewise.
6152 (large_LDADD): Likewise.
6153 * testsuite/Makefile.in: Regenerated.
6155 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6157 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6158 (Symbol_table::override_with_special): Likewise.
6159 (Symbol_table::add_from_object): Likewise.
6161 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6163 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6164 Don't set the data_offset twice.
6166 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6168 * testsuite/Makefile.in: Regenerate.
6170 2009-12-03 Doug Kwan <dougkwan@google.com>
6172 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6173 (Target_arm::do_finalize_sections): Add parameter for symbol table
6174 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6175 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6176 parameter for symbol table pointer.
6177 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6178 an additional parameter for a pointer to symbol table.
6179 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6180 parameter for a symbol table pointer.
6181 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6182 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6184 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6185 parameter for a symbol table pointer.
6187 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6189 * incremental.cc (Incremental_inputs_header)
6190 (Incremental_inputs_header_write, Incremental_inputs_entry)
6191 (Incremental_inputs_entry_write): Move ...
6192 * incremental.h (Incremental_inputs_header)
6193 (Incremental_inputs_header_write, Incremental_inputs_entry)
6194 (Incremental_inputs_entry_write): here.
6196 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6198 * incremental.cc (make_sized_incremental_binary): Set the target.
6199 Error if it is incompatible.
6200 * output.h (Output_file): Add filename method.
6202 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6204 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6205 from the get_* methods.
6207 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6209 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6210 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6211 Write 0 for the data_offset of scripts.
6213 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6215 * testsuite/Makefile.am: Add the incremental_test.sh test.
6216 * testsuite/incremental_test.sh: New.
6217 * testsuite/incremental_test_1.c: New.
6218 * testsuite/incremental_test_2.c: New.
6220 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6222 * incremental-dump.cc (main): Fix typos.
6224 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6227 * incremental-dump.cc (main): Use llu to print 64 bit values.
6229 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6230 H.J. Lu <hongjiu.lu@intel.com>
6232 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6234 (incremental_dump_LDADD): Likewise.
6235 * Makefile.in: Regenerated.
6237 2009-11-25 Doug Kwan <dougkwan@google.com>
6241 2009-11-25 Doug Kwan <dougkwan@google.com>
6243 * arm.cc (Target_arm::Target_arm): Move method definition
6244 outside of class definition. Add code to handle
6245 --target1-rel, --target1-abs and --target2= options.
6246 (Target_arm::get_reloc_reloc_type): Change method to be
6247 non-static and const.
6248 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6249 New data member declaration.
6250 (Target_arm::Scan::local, Target_arm::Scan::global,
6251 Target_arm::Relocate::relocate,
6252 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6253 Adjust call to Target_arm::get_real_reloc_type.
6254 (Target_arm::get_real_reloc_type): Use command line options
6255 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6256 * options.h (--target1-rel, --target1-abs, --target2): New
6259 2009-11-25 Doug Kwan <dougkwan@google.com>
6261 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6262 class definition. Add code to handle --target1-rel, --target1-abs
6263 and --target2= options.
6264 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6266 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6268 (Target_arm::Scan::local, Target_arm::Scan::global,
6269 Target_arm::Relocate::relocate,
6270 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6271 call to Target_arm::get_real_reloc_type.
6272 (Target_arm::get_real_reloc_type): Use command line options to
6273 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6274 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6277 2009-11-25 Doug Kwan <dougkwan@google.com>
6279 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6280 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6281 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6283 (Arm_relocate_functions::thm_call): Replace body with a call to
6284 Arm_relocate_functions::thumb_branch_common.
6285 (Arm_relocate_functions::thm_jump24,
6286 Arm_relocate_functions::thm_xpc22): New method definitions.
6287 (Arm_relocate_functions::thumb_branch_common): New method definition.
6288 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6290 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6291 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6293 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6295 * Makefile.am: Build incremental-dump
6296 * Makefile.in: Regenerate.
6297 * incremental-dump.cc: New.
6298 * incremental.cc (Incremental_inputs_header_data,
6299 Incremental_inputs_entry_data): Move to incremental.h
6300 * incremental.h: (Incremental_inputs_header_data,
6301 Incremental_inputs_entry_data): Move from incremental.cc
6303 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6305 * incremental.cc (Incremental_inputs_header,
6306 Incremental_inputs_header_write, Incremental_inputs_entry,
6307 Incremental_inputs_entry_write): Add a typedef with the data type.
6309 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6311 * incremental.cc (Incremental_inputs_header,
6312 Incremental_inputs_header_write, Incremental_inputs_entry,
6313 Incremental_inputs_entry_write): Update comment about which
6314 type has the filed descriptions.
6316 2009-11-15 Doug Kwan <dougkwan@google.com>
6318 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6319 (Arm_relocate_functions::arm_branch_common): Change method defintion
6320 in class definition to a method declaration and update list of formal
6322 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6323 Arm_relocation_functions::jump24): Adjust call to
6324 Arm_relocate_functions::arm_branch_common. Update list of formal
6326 (Arm_relocate_functions::xpc25): New method definition.
6327 (Arm_relocate_functions::arm_branch_common): Move method defintion
6328 out from class definition. Use stubs for mode-switching and extending
6330 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6331 specially. Change code to enable use of stubs in ARM branches.
6333 2009-11-10 Doug Kwan <dougkwan@google.com>
6335 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6336 in method declaration.
6337 (Target_arm::relocate_stub): New method declaration.
6338 (Target_arm::default_target): Change to return a pointer instead of
6340 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6341 Target_arm::default_target.
6342 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6344 (Target_arm::relocate_section): Adjust view.
6345 (Target_arm::relocate_stub): New method definition.
6347 2009-11-10 Doug Kwan <dougkwan@google.com>
6349 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6351 * incremental.cc (open_incremental_binary): Initialized local
6352 variables to avoid warnings.
6353 * object.cc (make_elf_object): Ditto.
6354 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6357 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6360 * testsuite/plugin_test.c: Include "config.h".
6362 2009-11-09 Doug Kwan <dougkwan@google.com>
6364 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6365 (arm_symbol_value): Remove.
6366 (Arm_relocate_functions::arm_branch_common,
6367 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6368 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6369 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6370 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6371 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6372 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6373 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6374 Arm_relocate_functions::thm_mobw_abs_nc,
6375 Arm_relocate_functions::thm_mov_abs,
6376 Arm_relocate_functions::movw_prel_nc,
6377 Arm_relocate_functions::thm_movt_abs,
6378 Arm_relocate_functions::movt_prel,
6379 Arm_relocate_functions::thm_movw_prel_nc,
6380 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6381 (Target_arm::Relocate::relocate): Only decompose address into two
6382 parts if relocation type uses the thumb-bit and pass the actual
6383 bit instead of a flag indicating that the thumb-bit is used. Adjust
6384 calls to methods in Arm_relocate_functions for this change.
6386 2009-11-08 Ian Lance Taylor <iant@google.com>
6389 * reloc.cc: Instantiate
6390 Sized_relobj::initialize_input_to_output_maps and
6391 Sized_relobj:free_input_to_output_maps.
6393 2009-11-06 Ian Lance Taylor <iant@google.com>
6396 * defstd.cc (in_segment): Set only_if_ref true for "end".
6398 2009-11-06 Doug Kwan <dougkwan@google.com>
6400 * arm.cc (class Reloc_stub): Correct a comment.
6401 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6402 (Target_arm::scan_section_for_stubs): New method declaration.
6403 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6404 Change methods from private to protected.
6405 (Target_arm::do_may_relax): New method definition.
6406 (Target_arm::do_relax, Target_arm::group_sections,
6407 Target_arm::scan_reloc_for_stub,
6408 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6409 (Target_arm::arm_input_section_map_): New data member declaration.
6410 (Target_arm::scan_reloc_for_stub,
6411 Target_arm::scan_reloc_section_for_stubs,
6412 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6413 Target_arm::do_relax): New method definitions.
6415 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6417 * configure.ac: Check for (struct stat)::st_mtim
6418 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6419 * config.in: Regenerate.
6420 * configure: Regenerate.
6422 2009-11-05 Ian Lance Taylor <iant@google.com>
6425 * output.cc (Output_segment::add_output_section): Add missing
6428 2009-11-04 Ian Lance Taylor <iant@google.com>
6431 * object.h (class Object): Add is_needed and set_is_needed
6432 methods. Add is_needed_ field. Make bool fields into bitfields.
6433 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6434 defined in a dynamic object and referenced by a regular object,
6435 set is_needed for the dynamic object.
6436 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6437 if the file is marked with as_needed and it is not needed.
6439 2009-11-04 Ian Lance Taylor <iant@google.com>
6442 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6443 tags if data is discarded by linker script.
6444 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6445 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6446 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6447 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6449 2009-11-04 Ian Lance Taylor <iant@google.com>
6451 * layout.cc (Layout::get_output_section): Add is_interp and
6452 is_dynamic_linker_section parameters. Change all callers.
6453 (Layout::choose_output_section): Likewise.
6454 (Layout::make_output_section): Likewise.
6455 (Layout::add_output_section_data): Add is_dynamic_linker_section
6456 parameter. Change all callers.
6457 * layout.h (class Layout): Update declarations.
6458 * output.h (class Output_section): Add is_interp, set_is_interp,
6459 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6460 Add is_interp_, is_dynamic_linker_section_ fields. Change
6461 generate_code_fills_at_write_ to a bitfield.
6462 * output.cc (Output_section::Output_sections): Initialize new
6464 (Output_segment::add_output_section): Add do_sort parameter.
6467 2009-11-03 Ian Lance Taylor <iant@google.com>
6470 * options.h (class General_options): Add --warn-common.
6471 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6472 merging two common symbols.
6473 (Symbol_table::should_override): Handle --warn-common when merging
6474 a common symbol with a defined symbol. Use report_resolve_problem
6475 for multiple definitions.
6476 (Symbol_table::report_resolve_problem): New function.
6477 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6479 2009-11-03 Doug Kwan <dougkwan@google.com>
6481 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6483 (Target_arm::stub_factory): New method definition.
6484 (Target_arm::new_arm_input_section,
6485 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6486 Target_arm::reloc_uses_thumb_bit): New method declarations.
6487 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6488 New type definitions.
6489 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6490 member declarations.
6491 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6492 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6493 New method definitions.
6495 2009-11-03 Ian Lance Taylor <iant@google.com>
6497 * options.h (class General_options): Add --warn_constructors.
6499 2009-11-03 Ian Lance Taylor <iant@google.com>
6502 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6503 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6505 2009-11-03 Ian Lance Taylor <iant@google.com>
6508 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6509 --msgid-bugs-address.
6510 (install-pdf): New target.
6511 (install-data_yes): Look up one directory to find mkinstalldirs.
6513 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6515 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6518 2009-10-30 Doug Kwan <dougkwan@google.com>
6520 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6522 2009-10-30 Doug Kwan <dougkwan@google.com>
6524 * arm.cc (Stub_addend_reader): New struct template definition
6525 and partial specializations.
6526 (Stub_addend_reader::operator()): New method definition for a
6527 partially specialized template.
6529 2009-10-30 Doug Kwan <dougkwan@google.com>
6531 * arm.cc (Arm_relobj::processor_specific_flags): New method
6533 (Arm_relobj::do_read_symbols): New method declaration.
6534 (Arm_relobj::processor_specific_flags_): New data member declaration.
6535 (Arm_dynobj): New class definition.
6536 (Target_arm::do_finalize_sections): Add input_objects parameter.
6537 (Target_arm::do_adjust_elf_header): New method declaration.
6538 (Target_arm::are_eabi_versions_compatible,
6539 (Target_arm::merge_processor_specific_flags): New method declaration.
6540 (Target_arm::do_make_elf_object): New overloaded method definitions
6542 (Arm_relobj::do_read_symbols): New method definition.
6543 (Arm_dynobj::do_read_symbols): Ditto.
6544 (Target_arm::do_finalize_sections): Add input_objects parameters.
6545 Merge processor-specific flags from all input objects.
6546 (Target_arm::are_eabi_versions_compatible,
6547 Target_arm::merge_processor_specific_flags,
6548 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6549 New method definitions.
6550 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6551 Input_objects pointer type parameter.
6552 * layout.cc (Layout::finalize): Pass input objects to target's.
6553 finalize_sections function.
6554 * output.cc (Output_file_header::do_sized_write): Set ELF file
6555 header's processor-specific flags.
6556 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6557 Input_objects pointer type parameter.
6558 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6559 * target.h (Input_objects): New forward class declaration.
6560 (Target::processor_specific_flags,
6561 Target::are_processor_specific_flags_sect): New method definitions.
6562 (Target::finalize_sections): Add input_objects parameter.
6563 (Target::Target): Initialize processor_specific_flags_ and
6564 are_processor_specific_flags_set_.
6565 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6567 (Target::set_processor_specific_flags): New method definition.
6568 (Target::processor_specific_flags_,
6569 Target::are_processor_specific_flags_set_): New data member
6571 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6572 Input_objects pointer type parameter.
6574 2009-10-30 Doug Kwan <dougkwan@google.com>
6576 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6578 2009-10-28 Ian Lance Taylor <iant@google.com>
6580 * object.h (class Relobj): Drop options parameter from
6581 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6582 do_scan_relocs, do_relocate. Change all callers.
6583 (class Sized_relobj): Drop options parameters from
6584 do_gc_process_relocs, do_scan_relocs, do_relocate,
6585 do_relocate_sections, relocate_sections, emit_relocs_scan,
6586 emit_relocs_scan_reltype. Change all callers.
6587 (struct Relocate_info): Remove options field and all references to
6589 * reloc.h (class Read_relocs): Remove options constructor
6590 parameter and options_ field. Change all callers.
6591 (class Gc_process_relocs, class Scan_relocs): Likewise.
6592 (class Relocate_task): Likewise.
6593 * target-reloc.h (scan_relocs): Remove options parameter. Change
6595 (scan_relocatable_relocs): Likewise.
6596 * target.h (class Sized_target): Remove options parameter from
6597 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6599 * gc.h (gc_process_relocs): Remove options parameter. Change all
6601 * arm.cc: Update functions to remove options parameters.
6602 * i386.cc: Likewise.
6603 * powerpc.cc: Likewise.
6604 * sparc.cc: Likewise.
6605 * x86_64.cc: Likewise.
6606 * testsuite/testfile.cc: Likewise.
6608 2009-10-28 Doug Kwan <dougkwan@google.com>
6610 * arm.cc (Arm_relobj): New class definition.
6611 (Arm_relobj::scan_sections_for_stubs,
6612 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6613 New method definitions.
6615 2009-10-28 Cary Coutant <ccoutant@google.com>
6617 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6618 (Plugin::cleanup_done_): New member.
6619 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6620 (Plugin_manager::cleanup_done_): Remove.
6621 (Plugin_manager::add_input_file): Edit error message.
6622 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6623 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6625 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6627 * fileread.cc: (File_read::View::~View): Use the new
6628 data_ownership_ filed.
6629 (File_read::~File_read): Dispose the new whole_file_view_.
6630 (File_read::open): Mmap the whole file if needed.
6631 (File_read::open): Use whole_file_view_ instead of contents_.
6632 (File_read::find_view): Use whole_file_view_ if applicable.
6633 (File_read::do_read): Use whole_file_view_ instead of contents_.
6634 (File_read::make_view): Use whole_file_view_ instead of contents_,
6635 update File_read::View::View call.
6636 (File_read::find_or_make_view): Update File_read::View::View
6638 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6640 (File_read::View::Data_ownership): New enum.
6641 (File_read::View::View): Replace bool mapped_ with Data_ownership
6643 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6644 (File_read::View::data_ownership_): New field.
6645 (File_read::contents_): Remove (replaced by whole_file_view_).
6646 (File_read::whole_file_view_): New field.
6647 * options.h (class General_options): Add --keep-files-mapped.
6649 2009-10-27 Cary Coutant <ccoutant@google.com>
6651 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6652 * testsuite/Makefile.am (plugin_test_5): New test case.
6653 * testsuite/Makefile.in: Regenerate.
6655 2009-10-25 Doug Kwan <dougkwan@google.com>
6657 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6658 from private to protected to allow access by child class.
6659 (Sized_relobj::do_relocate_sections): New method declaration.
6660 (Sized_relobj::relocate_sections): Virtualize.
6661 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6662 Sized_relobj::relocate_sections. Instantiate template explicitly
6663 for different target sizes and endianity.
6665 2009-10-24 Doug Kwan <dougkwan@google.com>
6667 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6668 (Arm_input_section::as_arm_input_section): New method.
6669 (Arm_output_section): New class definition.
6670 (Arm_output_section::create_stub_group,
6671 Arm_output_section::group_sections): New method definitions.
6673 2009-10-22 Doug Kwan <dougkwan@google.com>
6675 * arm.cc (Arm_input_section): New class definition.
6676 (Arm_input_section::init, Arm_input_section:do_write,
6677 Arm_input_section::set_final_data_size,
6678 Arm_input_section::do_reset_address_and_file_offset): New method
6681 2009-10-21 Doug Kwan <dougkwan@google.com>
6683 * arm.cc (Stub_table, Arm_input_section): New forward class
6685 (Stub_table): New class defintion.
6686 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6687 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6688 New method definition.
6690 2009-10-21 Doug Kwan <dougkwan@google.com>
6692 * arm.cc: Update copyright comments.
6693 (Target_arm): New forward class template declaration.
6694 (Arm_address): New type.
6695 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6696 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6697 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6699 (Insn_template): Same.
6700 (DEF_STUBS): New macro.
6701 (Stub_type): New enum type.
6702 (Stub_template): New class definition.
6705 (Stub_factory): Same.
6706 (Target_arm::Target_arm): Initialize may_use_blx_ and
6707 should_force_pic_veneer_.
6708 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6709 Target_arm::should_force_pic_veneer,
6710 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6711 Target_arm::using_thumb_only, Target_arm:;default_target): New
6713 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6714 New data member declarations.
6715 (Insn_template::size, Insn_template::alignment): New method defintions.
6716 (Stub_template::Stub_template): New method definition.
6717 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6718 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6719 (Stub_factory::Stub_factory): New method definition.
6720 * gold.h (string_hash): New template.
6721 * output.h (Input_section_specifier::hash_value): Use
6723 (Input_section_specifier::string_hash): Remove.
6724 * stringpool.cc (Stringpool_template::string_hash): Use
6727 2009-10-20 Doug Kwan <dougkwan@google.com>
6729 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6730 symbols of relaxed input sections.
6731 * output.h (Output_section::find_relaxed_input_section): Make
6734 2009-10-16 Doug Kwan <dougkwan@google.com>
6736 * dynobj.cc (Versions::Versions): Initialize version_script_.
6737 Only insert base version symbol definition for a shared object
6738 if version script defines any version versions.
6739 (Versions::define_base_version): New method definition.
6740 (Versions::add_def): Check that base version is not needed.
6741 (Versions::add_need): Define base version lazily.
6742 * dynobj.h (Versions::define_base_version): New method declaration.
6743 (Versions::needs_base_version_): New data member declaration.
6744 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6745 (check_DATA): Add no_version_test.stdout.
6746 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6748 * testsuite/Makefile.in: Regenerate.
6749 * testsuite/no_version_test.c: New file.
6750 * testsuite/no_version_test.sh: Ditto.
6752 2009-10-16 Doug Kwan <dougkwan@google.com>
6754 * expression.cc (class Segment_start_expression): New class definition.
6755 (Segment_start_expression::value): New method definition.
6756 (script_exp_function_segment_start): Return a new
6757 Segment_start_expression.
6758 * gold/script-c.h (script_saw_segment_start_expression): New function
6760 * script-sections.cc (Script_sections::Script_sections): Initialize
6761 SAW_SEGMENT_START_EXPRESSION_ to false.
6762 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6763 and -Tbbs options to specify section addresses if given in
6764 command line and no SEGMENT_START expression is seen in a script.
6765 * script-sections.h (Script_sections::saw_segment_start_expression,
6766 Script_sections::set_saw_segment_start_expression): New method
6768 (Script_sections::saw_segment_start_expression_): New data member
6770 * script.cc (script_saw_segment_start_expression): New function.
6771 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6772 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6773 script_test_7.sh and script_test_8.sh.
6774 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6775 script_test_8.stdout.
6776 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6777 (script_test_6, script_test_6.stdout, script_test_7,
6778 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6779 * Makefile.in: Regenerate.
6780 * testsuite/script_test_6.sh: New file.
6781 * testsuite/script_test_6.t: Same.
6782 * testsuite/script_test_7.sh: Same.
6783 * testsuite/script_test_7.t: Same.
6784 * testsuite/script_test_8.sh: Same.
6786 2009-10-16 Doug Kwan <dougkwan@google.com>
6788 * output.cc (Output_segment::set_section_list_address): Cast
6789 expressions to unsigned long long type to avoid format warnings.
6791 2009-10-15 Ian Lance Taylor <iant@google.com>
6793 * script.cc (Script_options::add_symbol_assignment): Always add a
6794 dot assignment to script_sections_.
6795 * script-sections.cc (Script_sections::add_dot_assignment):
6796 Initialize if necessary.
6798 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6799 program headers with no load segment if there is a linker script.
6801 * layout.cc (Layout::set_segment_offsets): Align the file offset
6802 to the segment aligment for -N or -n with no load segment.
6803 * output.cc (Output_segment::add_output_section): Don't crash if
6804 the first section is a TLS section.
6805 (Output_segment::set_section_list_addresses): Print an error
6806 message if the address moves backward in a linker script.
6807 * script-sections.cc
6808 (Output_section_element_input::set_section_addresses): Don't
6809 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6810 (Orphan_output_section::set_section_addresses): Likewise.
6812 2009-10-15 Doug Kwan <dougkwan@google.com>
6814 * layout.cc (Layout::finish_dynamic_section): Generate tags
6815 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6816 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6817 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6819 2009-10-14 Ian Lance Taylor <iant@google.com>
6821 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6823 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6824 data_shdr fields of relinfo.
6825 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6826 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6827 R_386_TLS_LDO_32, adjust based on section flags.
6828 (Target_i386::Relocate::fix_up_ldo): Remove.
6830 2009-10-13 Ian Lance Taylor <iant@google.com>
6832 Add support for -pie.
6833 * options.h (class General_options): Add -pie and
6835 (General_options::output_is_position_independent): Test -pie.
6836 (General_options::output_is_executable): Return true if not shared
6837 and not relocatable.
6838 (General_options::output_is_pie): Remove.
6839 * options.cc (General_options::finalize): Reject incompatible uses
6841 * gold.cc (queue_middle_tasks): A -pie link is not static.
6842 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6843 * symtab.cc (Symbol::final_value_is_known): Return false if
6844 output_is_position_independent.
6845 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6846 output_is_position_independent.
6847 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6848 output_is_position_independent.
6849 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6850 output_is_position_independent.
6851 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6853 (basic_pie_test.o, basic_pie_test): New targets.
6854 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6855 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6856 (two_file_pie_test): New target.
6857 * testsuite/Makefile.in: Rebuild.
6858 * README: Remove note saying that -pie is not supported.
6860 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6862 * options.h (class General_options): Add -init and -fini.
6863 * layout.cc (Layout::finish_dynamic_section): Emit
6864 given init and fini functions.
6866 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6868 * gc.h (gc_process_relocs): Check if icf is enabled using new
6870 * gold.cc (queue_initial_tasks): Likewise.
6871 (queue_middle_tasks): Likewise.
6872 * object.cc (do_layout): Likewise.
6873 * symtab.cc (is_section_folded): Likewise.
6874 * main.cc (main): Likewise.
6875 * reloc.cc (Read_relocs::run): Likewise.
6876 (Sized_relobj::do_scan_relocs): Likewise.
6877 * icf.cc (is_function_ctor_or_dtor): New function.
6878 (Icf::find_identical_sections): Check if function is ctor or dtor when
6880 * options.h (General_options::icf): Change option to be an enum.
6881 (Icf_status): New enum.
6882 (icf_enabled): New method.
6883 (icf_safe_folding): New method.
6884 (set_icf_status): New method.
6885 (icf_status_): New variable.
6886 * (options.cc) (General_options::finalize): Set icf_status_.
6887 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6888 icf_test and icf_keep_unique_test to use the --icf enum flag.
6889 * testsuite/icf_safe_test.sh: New file.
6890 * testsuite/icf_safe_test.cc: New file.
6892 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6894 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6895 includes to gc.h and icf.h.
6896 * arm.cc: Include gc.h.
6897 * gold.cc: Likewise.
6898 * i386.cc: Likewise.
6899 * powerpc.cc: Likewise.
6900 * sparc.cc: Likewise.
6901 * x86_64.cc: Likewise.
6902 * gc.h: Include icf.h.
6904 2009-10-11 Ian Lance Taylor <iant@google.com>
6906 * plugin.cc: Include "gold.h" before other header files.
6908 2009-10-10 Chris Demetriou <cgd@google.com>
6910 * options.h (Input_file_argument::Input_file_type): New enum.
6911 (Input_file_argument::is_lib_): Replace with...
6912 (Input_file_argument::type_): New member.
6913 (Input_file_argument::Input_file_argument): Take Input_file_type
6914 'type' rather than boolean 'is_lib' as second argument.
6915 (Input_file_argument::is_lib): Use type_.
6916 (Input_file_argument::is_searched_file): New function.
6917 (Input_file_argument::may_need_search): Handle is_searched_file.
6918 * options.cc (General_options::parse_library): Support -l:filename.
6919 (General_options::parse_just_symbols): Update for Input_file_argument
6921 (Command_line::process): Likewise.
6922 * archive.cc (Archive::get_file_and_offset): Likewise.
6923 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6924 * script.cc (read_script_file, script_add_file): Likewise.
6925 * fileread.cc (Input_file::Input_file): Likewise.
6926 (Input_file::will_search_for): Handle is_searched_file.
6927 (Input_file::open): Likewise.
6928 * readsyms.cc (Read_symbols::get_name): Likewise.
6929 * testsuite/Makefile.am (searched_file_test): New test.
6930 * testsuite/Makefile.in: Regenerate.
6931 * testsuite/searched_file_test.cc: New file.
6932 * testsuite/searched_file_test_lib.cc: New file.
6934 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6935 Ian Lance Taylor <iant@google.com>
6937 * descriptor.cc: Include <cstdio> and "binary-io.h".
6938 (Descriptors::open): Open the files in binary mode always.
6939 * script.cc (Lex::get_token): Treat \r as whitespace.
6941 2009-10-09 Ian Lance Taylor <iant@google.com>
6943 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
6945 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6946 Ian Lance Taylor <iant@google.com>
6948 * configure.ac: Check for readv function also.
6949 * fileread.cc (readv): Define if not HAVE_READV.
6950 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
6952 * config.in: Regenerate.
6953 * configure: Regenerate.
6955 2009-10-09 Doug Kwan <dougkwan@google.com>
6957 * layout.cc (Layout::make_output_section): Call target hook to make
6958 ordinary output section.
6959 (Layout::finalize): Adjust parameter list of call the
6960 Target::may_relax().
6961 * layout.h (class Layout::section_list): New method.
6962 * merge.h (Output_merge_base::entsize): Change visibility to public.
6963 (Output_merge_base::is_string, Output_merge_base::do_is_string):
6965 (Output_merge_string::do_is_string): New method.
6966 * object.cc (Sized_relobj::do_setup): renamed from
6967 Sized_relobj::set_up.
6968 * object.h (Sized_relobj::adjust_shndx,
6969 Sized_relobj::initializ_input_to_output_maps,
6970 Sized_relobj::free_input_to_output_maps): Change visibilities to
6972 (Sized_relobj::setup): Virtualize.
6973 (Sized_relobj::do_setup): New method declaration.
6974 (Sized_relobj::invalidate_section_offset,
6975 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
6976 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
6977 * options.cc (parse_int): New function.
6978 * options.h (parse_int): New declaration.
6979 (DEFINE_int): New macro.
6980 (stub_group_size): New option.
6981 * output.cc (Output_section::Output_section): Initialize memebers
6982 merge_section_map_, merge_section_by_properties_map_,
6983 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
6984 (Output_section::add_input_section): Handled deferred code-fill
6985 generation and remove an old comment.
6986 (Output_section::add_relaxed_input_section): New method definition.
6987 (Output_section::add_merge_input_section): Use merge section by
6988 properties map to speed to search. Update merge section maps
6990 (Output_section::build_relaxation_map): New method definition.
6991 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
6993 (Output_section::relax_input_section): Renamed to
6994 Output_section::convert_input_sections_to_relaxed_sections and change
6995 interface to take a vector of pointers to relaxed sections.
6996 (Output_section::find_merge_section,
6997 Output_section::find_relaxed_input_section): New method definitions.
6998 (Output_section::is_input_address_mapped,
6999 Output_section::output_offset, Output_section::output_address):
7000 Use output section data maps to speed up searching.
7001 (Output_section::find_starting_output_address): Add comments.
7002 (Output_section::do_write,
7003 Output_section::write_to_postprocessing_buffer): Do code-fill
7004 generation as appropriate.
7005 (Output_section::get_input_sections): Invalidate relaxed input section
7007 (Output_section::restore_states): Adjust type of checkpoint .
7008 Invalidate relaxed input section map.
7009 * output.h (Output_merge_base): New class declaration.
7010 (Input_section_specifier): New class defintion.
7011 (class Output_relaxed_input_section) Change base class to
7012 Output_section_data_build.
7013 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7014 base class initializer.
7015 (Output_section::add_relaxed_input_section): New method declaration.
7016 (Output_section::Input_section): Change visibility to protected.
7017 (Output_section::Input_section::relobj,
7018 Output_section::Input_section::shndx): Handle relaxed input sections.
7019 Output_section::input_sections) Change visibility to protected. Also
7020 define overload to return a non-const pointer.
7021 (Output_section::Merge_section_properties): New class defintion.
7022 (Output_section::Merge_section_by_properties_map,
7023 Output_section::Output_section_data_by_input_section_map,
7024 Output_section::Relaxation_map): New types.
7025 (Output_section::relax_input_section): Rename method to
7026 Output_section::convert_input_sections_to_relaxed_sections and change
7027 interface to take a vector of relaxed section pointers.
7028 (Output_section::find_merge_section,
7029 Output_section::find_relaxed_input_section,
7030 Output_section::build_relaxation_map,
7031 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7032 New method declarations.
7033 (Output_section::merge_section_map_
7034 Output_section::merge_section_by_properties_map_,
7035 Output_section::relaxed_input_section_map_,
7036 Output_section::is_relaxed_input_section_map_valid_,
7037 Output_section::generate_code_fills_at_write_): New data members.
7038 * script-sections.cc
7039 (Output_section_element_input::set_section_addresses): Call
7040 current_data_size and addralign methods of relaxed input sections.
7041 (Orphan_output_section::set_section_addresses): Call current_data_size
7042 and addralign methods of relaxed input sections.
7043 * symtab.cc (Symbol_table::compute_final_value): Extract template
7044 from the body of Symbol_table::sized_finalize_symbol.
7045 (Symbol_table::sized_finalized_symbol): Call
7046 Symbol_table::compute_final_value.
7047 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7048 (Symbol_table::compute_final_value): New templated method declaration.
7049 * target.cc (Target::do_make_output_section): New method defintion.
7050 * target.h (Target::make_output_section): New method declaration.
7051 (Target::relax): Add more parameters for input objects, symbol table
7052 and layout. Adjust call to do_relax.
7053 (Target::do_make_output_section): New method declaration.
7054 (Target::do_relax): Add parameters for input objects, symbol table
7057 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7059 * pread.c: Include stdio.h.
7061 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7063 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7066 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7068 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7069 Change read_shndx type to unsigned int.
7070 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7072 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7073 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7074 Change read_shndx type to unsigned int.
7075 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7077 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7078 * layout.cc (Layout::create_symtab_sections): Cast the result of
7079 local_symcount * symsize to off_t in the gold_assert.
7081 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7083 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7084 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7086 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7087 (Arm_relocate_functions::thm_abs5): New function.
7088 (Arm_relocate_functions::abs12): New function.
7089 (Arm_relocate_functions::abs16): New function.
7090 (Arm_relocate_functions::base_abs): New function.
7091 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7092 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7093 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7095 (Scan::global): Likewise.
7096 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7097 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7098 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7099 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7102 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7104 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7105 (Arm_relocate_functions::movt_prel): New function.
7106 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7107 (Arm_relocate_functions::thm_movt_prel): New function.
7108 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7109 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7110 (Scan::global, Relocate::relocate): Likewise.
7111 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7113 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7115 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7116 Incremental_checker.
7117 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7119 (class Incremental_inputs_header): New class.
7120 (Incremental_inputs_header_writer): Edit comment.
7121 (Incremental_inputs_entry): New class.
7122 (Incremental_inputs_entry_writer): Edit comment.
7123 (Sized_incremental_binary::do_find_incremental_inputs_section):
7124 Add *strtab_shndx parameter, fill it.
7125 (Sized_incremental_binary::do_check_inputs): New method.
7126 (Incremental_checker::can_incrementally_link_output_file): Use
7127 Sized_incremental_binary::check_inputs.
7128 (Incremental_inputs::report_command_line): Save command line in
7131 (Incremental_binary::find_incremental_inputs_section): New
7133 (Incremental_binary::do_find_incremental_inputs_section): Add
7134 strtab_shndx parameter.
7135 (Incremental_binary::do_check_inputs): New pure virtual method.
7136 (Sized_incremental_binary::do_check_inputs): Declare.
7137 (Incremental_checker::Incremental_checker): Add incremental_inputs
7138 parameter, use it to initialize incremental_inputs_.
7139 (Incremental_checker::incremental_inputs_): New field.
7140 (Incremental_checker::command_line): New method.
7141 (Incremental_checker::inputs): New method.
7142 (Incremental_checker::command_line_): New field.
7144 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7146 * incremental.cc: Include <cstdarg> and "target-select.h".
7147 (vexplain_no_incremental): New function.
7148 (explain_no_incremental): New function.
7149 (Incremental_binary::error): New method.
7150 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7152 (make_sized_incremental_binary): New function.
7153 (open_incremental_binary): New function.
7154 (can_incrementally_link_file): Add checks if output is ELF and has
7156 * incremental.h: Include "elfcpp_file.h" and "output.h".
7157 (Incremental_binary): New class.
7158 (Sized_incremental_binary): New class.
7159 (open_incremental_binary): Declare.
7160 * object.cc (is_elf_object): Use
7161 elfcpp::Elf_recognizer::is_elf_file.
7162 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7163 * output.h (Output_file::filesize): New method.
7165 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7167 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7169 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7170 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7172 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7174 (Arm_relocate_functions::movw_abs_nc): New function.
7175 (Arm_relocate_functions::movt_abs): New function.
7176 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7177 (Arm_relocate_functions::thm_movt_abs): New function.
7178 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7179 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7180 (Scan::global): Likewise.
7181 (Relocate::relocate): Likewise.
7182 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7184 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7186 * arm.cc (Arm_relocate_functions::got_prel) New function.
7187 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7188 (Relocate::relocate): Likewise.
7189 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7191 2009-10-06 Ian Lance Taylor <iant@google.com>
7193 * options.h (class General_options): Define
7194 split_stack_adjust_size parameter.
7195 * object.h (class Object): Add uses_split_stack_ and
7196 has_no_split_stack_ fields. Add uses_split_stack and
7197 has_no_split_stack accessor functions. Declare
7198 handle_split_stack_section.
7199 (class Reloc_symbol_changes): Define.
7200 (class Sized_relobj): Define Function_offsets. Declare
7201 split_stack_adjust, split_stack_adjust_reltype, and
7203 * object.cc (Object::handle_split_stack_section): New function.
7204 (Sized_relobj::do_layout): Call handle_split_stack_section.
7205 * dynobj.cc (Sized_dynobj::do_layout): Call
7206 handle_split_stack_section.
7207 * reloc.cc (Sized_relobj::relocate_sections): Call
7208 split_stack_adjust for executable sections in split_stack
7209 objects. Pass reloc_map to relocate_section.
7210 (Sized_relobj::split_stack_adjust): New function.
7211 (Sized_relobj::split_stack_adjust_reltype): New function.
7212 (Sized_relobj::find_functions): New function.
7213 * target-reloc.h: Include "object.h".
7214 (relocate_section): Add reloc_symbol_changes parameter. Change
7216 * target.h (class Target): Add calls_non_split method. Declare
7217 do_calls_non_split virtual method. Declare match_view and
7219 * target.cc: Include "elfcpp.h".
7220 (Target::do_calls_non_split): New function.
7221 (Target::match_view): New function.
7222 (Target::set_view_to_nop): New function.
7223 * gold.cc (queue_middle_tasks): Give an error if mixing
7224 split-stack and non-split-stack objects with -r.
7225 * i386.cc (Target_i386::relocate_section): Add
7226 reloc_symbol_changes parameter.
7227 (Target_i386::do_calls_non_split): New function.
7228 * x86_64.cc (Target_x86_64::relocate_section): Add
7229 reloc_symbol_changes parameter.
7230 (Target_x86_64::do_calls_non_split): New function.
7231 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7233 * powerpc.cc (Target_powerpc::relocate_section): Add
7234 reloc_symbol_changes parameter.
7235 * sparc.cc (Target_sparc::relocate_section): Add
7236 reloc_symbol_changes parameter.
7237 * configure.ac: Call AM_CONDITIONAL for the default target.
7238 * configure: Rebuild.
7239 * testsuite/Makefile.am (TEST_AS): New variable.
7240 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7241 (check_DATA): Add split_i386 and split_x86_64 files.
7242 (SPLIT_DEFSYMS): Define.
7243 (split_i386_[1234n].o): New targets.
7244 (split_i386_[124]): New targets.
7245 (split_i386_[1234r].stdout): New targets.
7246 (split_x86_64_[1234n].o): New targets.
7247 (split_x86_64_[124]): New targets.
7248 (split_x86_64_[1234r].stdout): New targets.
7249 (MOSTLYCLEANFILES): Add new executables.
7250 * testsuite/split_i386.sh: New file.
7251 * testsuite/split_x86_64.sh: New file.
7252 * testsuite/split_i386_1.s: New file.
7253 * testsuite/split_i386_2.s: New file.
7254 * testsuite/split_i386_3.s: New file.
7255 * testsuite/split_i386_4.s: New file.
7256 * testsuite/split_i386_n.s: New file.
7257 * testsuite/split_x86_64_1.s: New file.
7258 * testsuite/split_x86_64_2.s: New file.
7259 * testsuite/split_x86_64_3.s: New file.
7260 * testsuite/split_x86_64_4.s: New file.
7261 * testsuite/split_x86_64_n.s: New file.
7262 * testsuite/testfile.cc (Target_test): Update relocation_section
7264 * testsuite/Makefile.in: Rebuild.
7266 2009-10-06 Ian Lance Taylor <iant@google.com>
7268 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7269 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7270 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7271 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7272 the address on ldo_addrs_.
7273 (Target_i386::Relocate::fix_up_ldo): New function.
7275 2009-10-06 Rafael Espindola <espindola@google.com>
7277 * plugin.cc (add_input_library): New.
7278 (Plugin::load): Add add_input_library to tv.
7279 (Plugin_manager::add_input_file): Add the is_lib argument.
7280 (add_input_file): Update call to Plugin_manager::add_input_file.
7281 (add_input_library): New.
7282 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7284 2009-09-30 Doug Kwan <dougkwan@google.com>
7286 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7287 symbol and call Symbol::may_need_copy_reloc to determine if
7288 a copy reloc is needed.
7289 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7290 nocopyreloc is given in command line.
7291 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7292 given in command line.
7293 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7294 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7295 of the removed Target_i386::may_need_copy_reloc.
7296 * options.h (copyreloc): New option with default value false.
7297 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7298 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7299 instead of the removed Target_powerpc::may_need_copy_reloc.
7300 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7301 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7302 instead of the removed Target_sparc::may_need_copy_reloc.
7303 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7304 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7305 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7306 instead of the removed Target_x86_64::may_need_copy_reloc.
7308 2009-09-30 Ian Lance Taylor <iant@google.com>
7310 * object.h (class Object): Remove target_ field, and target,
7311 sized_target, and set_target methods.
7312 (Object::sized_target): Remove.
7313 (class Sized_relobj): Update declarations. Remove sized_target.
7314 * object.cc (Sized_relobj::setup): Remove target parameter.
7316 (Input_objects::add_object): Don't do anything with the target.
7317 (make_elf_sized_object): Add punconfigured parameter. Change all
7318 callers. Set or test parameter target.
7319 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7321 * parameters.cc (Parameters::set_target): Change parameter type to
7323 (Parameters::default_target): Remove.
7324 (set_parameters_target): Change parameter type to be non-const.
7325 (parameters_force_valid_target): New function.
7326 (parameters_clear_target): New function.
7327 * parameters.h (class Parameters): Update declarations. Remove
7328 default_target method. Add sized_target and clear_target
7329 methods. Change target_ to be non-const.
7330 (set_parameters_target): Update declaration.
7331 (parameters_force_valid_target): Declare.
7332 (parameters_clear_target): Declare.
7333 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7334 as NULL if we aren't searching.
7335 (Add_symbols::run): Don't check for compatible target.
7336 * fileread.cc (Input_file::open_binary): Call
7337 parameters_force_valid_target.
7338 * gold.cc (queue_middle_tasks): Likewise.
7339 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7340 set_target on object.
7341 * dynobj.h (class Sized_dynobj): Update declarations.
7342 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7343 make_elf_object returns NULL.
7344 (Archive::include_member): Don't check whether object target is
7346 * output.cc (Output_section::add_input_section): Get target from
7348 (Output_section::relax_input_section): Likewise.
7349 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7351 (Sized_relobj::do_scan_relocs): Likewise.
7352 (Sized_relobj::relocate_sections): Likewise.
7353 * resolve.cc (Symbol_table::resolve): Likewise.
7354 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7355 parameter. Change all callers.
7356 (Symbol_table::add_from_object): Get target from parameters.
7357 (Symbol_table::add_from_relobj): Don't check object target.
7358 (Symbol_table::add_from_dynobj): Likewise.
7359 (Symbol_table::define_special_symbol): Get target from
7361 * symtab.h (class Symbol_table): Update declaration.
7362 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7363 parameter. Change all callers. Clear parameter target.
7364 (Binary_test): Test target here.
7365 * testsuite/object_unittest.cc (gold_testsuite): Remove
7366 target_test_pointer parameter. Change all callers.
7367 (Object_test): Test target here.
7369 2009-09-26 Ian Lance Taylor <iant@google.com>
7371 * testsuite/initpri1.c: Don't try to use constructor priorities if
7372 compiling with gcc before 4.3.
7374 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7376 * testsuite/retain_symbols_file_test.sh (check_present): Change
7377 output file name to retain_symbols_file_test.stdout.
7378 (check_absent): Likewise.
7380 2009-09-18 Craig Silverstein <csilvers@google.com>
7382 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7383 * options.cc: Include <cerrno> and <fstream>.
7384 (General_options::finalize): Parse -retain-symbols-file tag.
7385 * options.h: New flag.
7386 (General_options): New method should_retain_symbol, new
7387 variable symbols_to_retain.
7388 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7389 should_retain_symbol map.
7390 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7391 * testsuite/Makefile.in: Regenerate.
7392 * testsuite/retain_symbols_file_test.sh: New file.
7394 2009-09-18 Nick Clifton <nickc@redhat.com>
7396 * po/es.po: Updated Spanish translation.
7398 2009-09-17 Doug Kwan <dougkwan@google.com>
7400 * debug.h (DEBUG_RELAXATION): New constant.
7401 (DEBUG_ALL): Add DEBUG_RELAXATION.
7402 (debug_string_to_enum): Add relaxation debug option.
7404 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7405 Layout::Relaxation_debug_check::read_sections,
7406 Layout::Relaxation_debug_check::read_sections): New method definitions.
7407 (Layout::Layout): Initialize data members
7408 record_output_section_data_from_scrips_,
7409 script_output_section_data_list_ and relaxation_debug_check_.
7410 (Layout::save_segments, Layout::restore_segments,
7411 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7412 Layout::relaxation_loop_body): New method definitions.
7413 (Layout::finalize): Support relaxation. Move section layout code to
7414 Layout::relaxation_loop_body.
7415 (Layout::set_asection_address_from_script): Move code for orphan
7416 section placement out.
7417 (Layout::place_orphan_sections_in_script): New method definition.
7418 * layout.h (Output_segment_headers, Output_file_header):
7419 New forward class declarations.
7420 (Layout::~Layout): Define.
7421 (Layout::new_output_section_data_from_script): New method definition.
7422 (Layout::place_orphan_sections_in_script): New method declaration.
7423 (Layout::Segment_states): New type declaration.
7424 (Layout::save_segments, Layout::restore_segments,
7425 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7426 Layout::relaxation_loop_body): New method declarations.
7427 (Layout::Output_section_data_list): New type declaration.
7428 (Layout::Relaxation_debug_check): New class definition.
7429 (Layout::record_output_section_data_from_script_,
7430 Layout::script_output_section_data_list_, Layout::segment_states_,
7431 Layout::relaxation_debug_check_): New data members.
7432 * output.cc: (Output_section_headers::do_size): New method definition.
7433 (Output_section_headers::Output_section_headers): Move size
7434 computation to Output_section_headers::do_size.
7435 (Output_segment_headers::do_size): New method definition.
7436 (Output_file_header::Output_file_header): Move size computation to
7437 Output_file_header::do_size and call it.
7438 (Output_file_header::do_size): New method definition.
7439 (Output_data_group::Output_data_group): Adjust call to
7440 Output_section_data.
7441 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7442 (Output_symtab_xindex::do_write): Add array bound check.
7443 (Output_section::Input_section::print_to_mapfile): Handle
7444 RELAXED_INPUT_SECTION_CODE.
7445 (Output_section::Output_section): Initialize data member checkpoint_.
7446 (Output_section::~Output_section): Delete checkpoint object pointed
7448 (Output_section::add_input_section): Always add an Input_section if
7450 (Output_section::add_merge_input_section): Add assert.
7451 (Output_section::relax_input_section): New method definition.
7452 (Output_section::set_final_data_size): Set load address to zero for
7453 an unallocated section.
7454 (Output_section::do_address_and_file_offset_have_reset_values):
7455 New method definition.
7456 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7457 Handle relaxed input section.
7458 (Output_section::sort_attached_input_sections): Checkpoint input
7459 section list lazily.
7460 (Output_section::get_input_sections): Change type of input_sections to
7461 list of Simple_input_section pointers. Checkpoint input section list
7462 lazily. Also handle relaxed input sections.
7463 (Output_section::add_input_section_for_script): Take a reference to
7464 a Simple_input_section object instead of Relobj pointer and section
7465 index as parameter. Handle relaxed input sections.
7466 (Output_section::save_states, Output_section::restore_states): New
7468 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7469 (Output_data::is_data_size_fixed): New method definition.
7470 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7472 (Output_data::address_and_file_offset_have_reset_values): New method
7474 (Output_data::do_address_and_file_offset_have_reset_values): New method
7476 (Output_data::set_data_size): Check that data size is not fixed.
7477 (Output_data::fix_data_size): New method definition.
7478 (Output_data::is_data_size_fixed_): New data member.
7479 (Output_section_headers::set_final_data_size): New method definition.
7480 (Output_section_headers::do_size): New method declaration.
7481 (Output_segment_headers::set_final_data_size): New method definition.
7482 (Output_segment_headers::do_size): New method declaration.
7483 (Output_file_header::set_final_data_size)::New method definition.
7484 (Output_file_header::do_size)::New method declaration.
7485 (Output_section_data::Output_section_data): Add new parameter
7486 is_data_size_fixed and use it to fix data size.
7487 (Output_data_const::Output_data_const): Adjust call to base class
7488 constructor and fix data size.
7489 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7490 base class constructor and fix data size.
7491 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7492 base class constructor and fix data size.
7493 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7494 class constructor and fix data size.
7495 (Output_data_group::set_final_data_size): New method definition.
7496 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7497 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7498 class constructor and fix data size.
7499 (Output_relaxed_input_section): New class definition.
7500 (Output_section::Simple_input_section): New class definition.
7501 (Output_section::get_input_sections): Adjust parameter list.
7502 (Output_section::add_input_section_for_script): Same.
7503 (Output_section::save_states, Output_section::restore_states,
7504 Output_section::do_address_and_file_offset_have_reset_values,
7505 (Output_section::Input_section::Input_section): Handle
7506 RELAXED_INPUT_SECTION_CODE. Add new overload for
7507 Output_relaxed_input_section.
7508 (Output_section::Input_section::is_input_section,
7509 Output_section::Input_section::set_output_section): Handle relaxed
7511 (Output_section::Input_section::is_relaxed_input_section,
7512 Output_section::Input_section::output_section_data,
7513 Output_section::Input_section::relaxed_input_section): New method
7515 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7517 (Output_section::Input_section::u1_): Update comments.
7518 (Output_section::Input_section::u2_): Add new union member poris.
7519 (Output_section::Checkpoint_output_section): New classs definition.
7520 (Output_section::relax_input_section): New method declaration.
7521 (Output_section::checkpoint_): New data member.
7522 (Output_segment): Update comments.
7523 (Output_segment::Output_segment): Un-privatize copy constructor.
7524 (Output_segment::operator=): Un-privatize.
7525 * script-sections.cc (Output_section_element::Input_section_list):
7526 Change element type to Output_section::Simple_input_section.
7527 (Output_section_element_dot_assignment::set_section_addresses):
7528 Register output section data for relaxation clean up.
7529 (Output_data_exression::Output_data_expression): Adjust call to base
7530 constructor to fix data size.
7531 (Output_section_element_data::set_section_addresses): Register
7532 Output_data_expression object for relaxation clean up.
7533 (struct Input_section_info): Replace Relobj pointer and section index
7534 pair with Output_section::Simple_input_section and Convert struct to a
7536 (Input_section_sorter::operator()): Adjust access to
7537 Input_section_info data member to use accessors.
7538 (Output_section_element_input::set_section_addresses): Use layout
7539 parameter. Adjust code to use Output_section::Simple_input_section
7540 and Input_secction_info classes. Register filler for relaxation
7542 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7543 and section index pair with Output_section::Simple_input_section
7544 class. Adjust code accordingly.
7545 (Phdrs_element::release_segment): New method definition.
7546 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7548 (Script_sections::release_segments): New method definition.
7549 * gold/script-sections.h (Script_sections::release_segments): New
7551 * gold/target.h (Target::may_relax, Target::relax,
7552 Target::do_may_relax, Target::do_relax): New method definitions.
7554 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7556 * arm.cc (has_signed_unsigned_overflow): New function.
7557 (Arm_relocate_functions::abs8): New function.
7558 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7559 (Target_arm::Scan::global): Likewise.
7560 (Target_arm::relocate::relocate): Likewise.
7561 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7564 2009-09-16 Cary Coutant <ccoutant@google.com>
7566 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7567 * testsuite/Makefile.in: Regenerate.
7569 2009-09-11 Nick Clifton <nickc@redhat.com>
7571 * po/gold.pot: Updated by the Translation project.
7573 2009-09-08 Cary Coutant <ccoutant@google.com>
7575 * output.cc (Output_file::open): Add execute permission to empty file.
7576 * testsuite/Makefile.am (permission_test): New test.
7577 * testsuite/Makefile.in: Regenerate.
7579 2009-09-02 Ian Lance Taylor <iant@google.com>
7581 * output.cc (Output_file::resize): Call map_no_anonymous rather
7584 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7586 * gold.cc: Include "incremental.h".
7587 (queue_initial_tasks): Call Incremental_checker methods.
7588 * incremental.cc: Include "output.h".
7589 (Incremental_checker::can_incrementally_link_output_file): New
7591 * incremental.h (Incremental_checker): New class.
7593 * output.cc (Output_file::open_for_modification): New method.
7594 (Output_file::map_anonymous): Changed return type to bool. Record
7596 (Output_file::map_no_anonymous): New method, broken out of map.
7597 (Output_file::map): Use map_no_anonymous and map_anonymous.
7598 * output.h (class Output_file): Update declarations.
7600 2009-08-24 Cary Coutant <ccoutant@google.com>
7602 * options.h (Command_line::Pre_options): New class.
7603 (Command_line::pre_options): New member.
7604 * options.cc (gold::options::ready_to_register): New variable.
7605 (One_option::register_option): Do nothing if not registering options.
7606 Assert if same short option registered twice.
7607 (General_options::General_options): Turn off option registration when
7609 (Command_line::Pre_options::Pre_options): New constructor.
7611 2009-08-24 Cary Coutant <ccoutant@google.com>
7613 * options.h (General_options::no_keep_memory): Remove incorrect
7616 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7618 * Makefile.am (am__skiplex, am__skipyacc): New.
7619 * Makefile.in: Regenerate.
7621 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7623 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7624 (INCLUDES): ... this.
7625 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7626 (AM_CPPFLAGS): Renamed from ...
7627 (INCLUDE): ... this.
7628 * Makefile.in, testsuite/Makefile.in: Regenerate.
7630 * Makefile.in: Regenerate.
7631 * aclocal.m4: Likewise.
7632 * config.in: Likewise.
7633 * configure: Likewise.
7634 * testsuite/Makefile.in: Likewise.
7636 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7637 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7638 * Makefile.in: Regenerate.
7639 * testsuite/Makefile.in: Regenerate.
7641 2009-08-19 Cary Coutant <ccoutant@google.com>
7643 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7644 symbols in shared libraries overridden by hidden or internal symbols
7645 in the main program.
7647 2009-08-19 Chris Demetriou <cgd@google.com>
7649 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7650 checking source file names in error messages.
7652 2009-08-18 Doug Kwan <dougkwan@google.com>
7654 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7655 an elcpp::Ehdr as parameter. Adjust call to set_target.
7656 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7657 an elfcpp::Ehdr as parameter.
7658 * object.cc (Object::set_target): Remove the version that looks up
7659 a target and sets it.
7660 (Sized_relobj::setup): Take a Target object instead of
7661 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7662 (make_elf_sized_object): Find target and ask target to
7664 * object.h: (Object::set_target): Remove the version that looks up
7665 a target and sets it.
7666 (Sized_relobj::setup): Take a Target object instead of
7667 an elfcpp:Ehdr as parameter.
7668 * target.cc: Include dynobj.h.
7669 (Target::do_make_elf_object_implementation): New.
7670 (Target::do_make_elf_object): New.
7671 * target.h (Target::make_elf_object): New template declaration.
7672 (Target::do_make_elf_object): New method declarations.
7673 (Target::do_make_elf_object_implementation): New template declaration.
7675 2009-08-14 Ian Lance Taylor <iant@google.com>
7677 * gold.h (FUNCTION_NAME): Define.
7678 (gold_unreachable): Use FUNCTION_NAME.
7680 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7682 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7683 symbol in the --keep-unique list is not found.
7685 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7687 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7688 been maked as --keep-unique.
7689 (Icf::unfold_section): New function.
7690 * icf.h (Icf::unfold_section): New function.
7691 * options.h (General_options::keep_unique): New option.
7692 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7693 * testsuite/Makefile.in: Regenerate.
7694 * testsuite/icf_keep_unique_test.sh: New file.
7695 * testsuite/icf_keep_unique_test.cc: New file.
7697 2009-08-12 Cary Coutant <ccoutant@google.com>
7700 * resolve.cc (Symbol_table::resolve): Check for references from
7701 dynamic objects to hidden and internal symbols.
7702 * testsuite/Makefile.am (hidden_test.sh): New test.
7703 * testsuite/Makefile.in: Regenerate.
7704 * testsuite/hidden_test.sh: New script.
7705 * testsuite/hidden_test_1.c: New test source.
7706 * testsuite/hidden_test_main.c: New test source.
7708 2009-08-11 Doug Kwan <dougkwan@google.com>
7710 * arm.cc: Update comments.
7711 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7712 segment to locate the .ARM.exidx section if present.
7714 2009-08-09 Doug Kwan <dougkwan@google.com>
7716 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7719 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7720 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7723 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7725 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7726 valid tls_segment only for non-debug-section relocations.
7727 * testsuite/Makefile.am: Add gc_tls_test.
7728 * testsuite/Makefile.in: Regenerate.
7729 * testsuite/gc_tls_test.cc: New file.
7730 * testsuite/gc_tls_test.sh: New file.
7732 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7736 * Makefile.am (CCFILES): Add icf.cc.
7738 * Makefile.in: Regenerate.
7739 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7740 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7741 section, symbol and addend information for the relocs.
7742 * gold.cc (queue_middle_tasks): Call identical code folding.
7743 * gold.h: Add defines for multimap.
7744 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7745 to the call of finalize_local_symbols.
7746 * main.cc (main): Create object of class Icf.
7747 * object.cc (Sized_relobj::do_layout): Allow this function to be
7748 called twice during icf.
7749 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7750 to sections marked as identical by icf.
7751 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7753 (Sized_relobj::do_section_entsize): New function.
7754 * object.h (Object::section_entsize): New function.
7755 (Object::do_section_entsize): New pure virtual function.
7756 (Relobj::finalize_local_symbols): Add new parameter.
7757 (Relobj::do_section_entsize): New function.
7758 * options.h (General_options::icf): New option.
7759 (General_options::icf_iterations): New option.
7760 (General_options::print_icf_sections): New option.
7761 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7762 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7763 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7765 * symtab.cc (Symbol_table::is_section_folded): New function.
7766 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7767 to sections marked as identical by icf.
7768 * symtab.h (Symbol_table::set_icf): New function.
7769 (Symbol_table::icf): New function.
7770 (Symbol_table::is_section_folded): New function.
7771 (Symbol_table::icf_): New data member.
7772 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7773 * testsuite/Makefile.am: Add commands to build icf_test.
7774 * testsuite/Makefile.in: Regenerate.
7775 * testsuite/icf_test.sh: New file.
7776 * testsuite/icf_test.cc: New file.
7778 2009-07-24 Chris Demetriou <cgd@google.com>
7780 * layout.cc (is_compressible_debug_section): Fix incorrect
7781 comment about compressed section names.
7783 2009-07-20 Ian Lance Taylor <ian@airs.com>
7786 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7788 2009-07-16 Ian Lance Taylor <iant@google.com>
7791 * layout.h: #include <map>.
7792 (class Kept_section): Change from struct to class. Add accessors
7793 and setters. Add section size to Comdat_group mapping. Change
7794 Comdat_group to std::map. Add is_comdat_ field. Add
7795 linkonce_size field in union.
7796 (class Layout): Update declaration of find_or_add_kept_section.
7797 Don't declare find_kept_object.
7798 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7799 parameter. Add object, shndx, is_comdat, and is_group_name
7800 parameters. Change all callers. Adjust for new Kept_section.
7801 (Layout::find_kept_object): Remove.
7802 * object.cc (Sized_relobj::include_section_group): Update use of
7803 Kept_section. Rename secnum to shndx. Only record
7804 Kept_comdat_section if sections are the same size.
7805 (Sized_relobj::include_linkonce_section): Update use of
7806 Kept_section. Only record Kept_comdat_section if sections are the
7807 same size. Set size of linkonce section.
7808 (Sized_relobj::map_to_kept_section): Update call to
7809 get_kept_comdat_section.
7810 * object.h (class Sized_relobj): Rename fields in
7811 Kept_comdat_section to drop trailing underscores; change object
7812 field to Relobj*. Change Kept_comdat_section_table to store
7813 struct rather than pointer.
7814 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7815 Add kept_object and kept_shndx parameters. Change all callers.
7816 (Sized_relobj::get_kept_comdat_section): Change return type to
7817 bool. Add kept_object and kept_shndx parameters. Change all
7819 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7820 Layout::find_or_add_kept_section.
7822 2009-07-09 Ian Lance Taylor <iant@google.com>
7824 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7825 Reserve space in the hash table.
7827 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7829 * fileread.cc (File_read::get_mtime): New method.
7830 * fileread.h (Timespec): New structure.
7831 (File_read::get_mtime): New method.
7832 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7833 Renamed from timestamp_nsec.
7834 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7836 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7838 (Incremental_inputs::report_archive): Save mtime; style fix.
7839 (Incremental_inputs::report_obejct): Save mtime; style fix.
7840 (Incremental_inputs::report_script): Save mtime; style fix.
7841 (Incremental_inputs::finalize_inputs): Style fix.
7842 (Incremental_inputs::finalize): Style fix.
7843 (Incremental_inputs::create_input_section_data): Store inputs
7845 * incremental.h (Incremental_inputs::report_script): Add mtime
7847 (Incremental_inputs::Input_info::Input_info): Intialize only one
7849 (Incremental_inputs::Input_info::archive): Move to nameless
7851 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7852 (Incremental_inputs::Input_info::script): Move to nameless union.
7853 (Incremental_inputs::mtime): New field.
7854 * script.cc (read_input_script): Pass file mtime to
7856 * script.h (Script_info::inputs): Style fix.
7858 2009-07-01 Ian Lance Taylor <ian@airs.com>
7860 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7863 2009-06-24 Ian Lance Taylor <iant@google.com>
7866 * layout.cc (Layout::choose_output_section): If we find an
7867 existing section, update the flags.
7868 (Layout::create_notes): New function, broken out of
7870 (Layout::finalize): Don't create note sections.
7871 (Layout::create_note): Don't crash if linker script discards
7873 (Layout::create_gold_note): Likewise.
7874 (Layout::create_build_id): Likewise. Don't set
7875 after_input_sections on the section.
7876 (Layout::create_executable_stack_info): Remove target parameter.
7878 * layout.h (class Layout): Declare create_notes. Update
7879 declaration of create_executable_stack_info.
7880 * gold.cc (queue_middle_tasks): Call create_notes.
7881 * output.cc (Output_section::update_flags_for_input_section): Move
7882 here from output.h. If SHF_ALLOC flag is newly set, mark address
7884 * output.h (Output_data::mark_address_invalid): New function.
7885 (class Output_section): Only declare, not define,
7886 update_flags_for_input_section. Remove set_flags.
7888 2009-06-24 Ian Lance Taylor <iant@google.com>
7890 * script-sections.cc (Output_section_definition::
7891 set_section_addresses): Rename shadowing local load_address to
7894 2009-06-24 Ian Lance Taylor <iant@google.com>
7897 * reloc.cc (relocate_sections): Skip empty relocation sections.
7899 2009-06-23 Ian Lance Taylor <iant@google.com>
7902 * layout.cc (Layout::create_note): Use choose_output_section
7903 rather than make_output_section.
7905 2009-06-23 Ian Lance Taylor <iant@google.com>
7908 * options.cc (General_options::parse_V): Set printed_version_.
7909 (General_options::General_options): Initialize printed_version_.
7910 * options.h (class General_options): Add printed_version_ field.
7911 * gold.cc (queue_initial_tasks): If there are no input files,
7912 don't give a fatal error if we printed the version information.
7913 (queue_middle_tasks): If using -r with a shared object, give a
7914 fatal error rather than an ordinary error.
7916 2009-06-23 Ian Lance Taylor <iant@google.com>
7919 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7920 (Layout::make_output_section): Set have_stabstr_section_ if we see
7921 a .stab*str section.
7922 (Layout::finalize): Call link_stabs_sections.
7923 (Layout::link_stabs_sections): New file.
7924 * layout.h (class Layout): Add have_stabstr_section_ field.
7925 Declare link_stabs_sections.
7927 2009-06-23 Doug Kwan <dougkwan@google.com>
7929 * Makefile.am (libgold_a_LIBADD): New.
7930 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7931 * Makefile.in: Regenerate.
7932 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7933 * configure: Regenerate.
7934 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
7935 * fileread.cc: Include sys/state.h
7936 * gold.h: Declare memmem and strndup if found missing.
7937 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
7939 2009-06-23 Ian Lance Taylor <iant@google.com>
7941 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
7942 * configure: Rebuild.
7944 2009-06-23 Ian Lance Taylor <iant@google.com>
7947 * object.cc (Object::section_contents): Don't try to get a view if
7948 the section has length zero.
7949 (Object::handle_gnu_warning_section): If the section is empty, use
7950 the name of the section as the warning.
7952 2009-06-23 Ian Lance Taylor <iant@google.com>
7955 * stringpool.h (class Stringpool_template): Add optimize_ field.
7956 (Stringpool_template::set_optimize): New function.
7957 * stringpool.cc (Stringpool_template::Stringpool_template):
7958 Initialize optimize_ field.
7959 (Stringpool_template::set_string_offsets): Test local optimize
7960 fild rather than parameter.
7961 * layout.cc (Layout::Layout): Call set_optimize on the section
7964 2009-06-22 Ian Lance Taylor <iant@google.com>
7967 * yyscript.y: Parse TARGET.
7968 * script.cc (script_set_target): New function.
7969 * script-c.h (script_set_target): Declare.
7970 * options.cc (General_options::string_to_object_format): Rename
7971 from string_to_object_format in anonymous namespace. Change
7973 * options.h (class General_options): Declare
7974 string_to_object_format.
7976 2009-06-22 Ian Lance Taylor <iant@google.com>
7978 * script-sections.cc (Script_sections::create_segments): Don't put
7979 program headers in a PT_LOAD segment if -n or -N.
7981 2009-06-22 Ian Lance Taylor <iant@google.com>
7984 * options.h (class General_options): Add -z lazy and -z now. Sort
7985 -z options into alphabetical order.
7986 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
7988 2009-06-21 Ian Lance Taylor <iant@google.com>
7990 * layout.cc (Layout::make_output_section): Call
7991 Target::new_output_section.
7992 (Layout::attach_allocated_section_to_segment): Put large section
7993 sections in a separate load segment with the large segment flag
7995 (Layout::segment_precedes): Sort large data segments after other
7997 (align_file_offset): New static function.
7998 (Layout::set_segment_offsets): Use align_file_offset.
7999 * output.h (class Output_section): Add is_small_section_ and
8000 is_large_section_ fields.
8001 (Output_section::is_small_section): New function.
8002 (Output_section::set_is_small_section): New function.
8003 (Output_section::is_large_section): New function.
8004 (Output_section::set_is_large_section): New function.
8005 (Output_section::is_large_data_section): New function.
8006 (class Output_segment): Add is_large_data_segment_ field.
8007 (Output_segment::is_large_data_segment): New function.
8008 (Output_segment::set_is_large_data_segment): New function.
8009 * output.cc (Output_section::Output_section): Initialize new
8011 (Output_segment::Output_segment): Likewise.
8012 (Output_segment::add_output_section): Add assertion that large
8013 data sections always go in large data segments. Force small data
8014 sections to the end of the list of data sections. Force small BSS
8015 sections to the start of the list of BSS sections. For large BSS
8016 sections to the end of the list of BSS sections.
8017 * symtab.h (class Symbol): Declare is_common_shndx.
8018 (Symbol::is_defined): Check Symbol::is_common_shndx.
8019 (Symbol::is_common): Likewise.
8020 (class Symbol_table): Define enum Commons_section_type. Update
8021 declarations. Add small_commons_ and large_commons_ fields.
8022 * symtab.cc (Symbol::is_common_shndx): New function.
8023 (Symbol_table::Symbol_table): Initialize new fields.
8024 (Symbol_table::add_from_object): Put small and large common
8025 symbols in the right list.
8026 (Symbol_table::sized_finalized_symbol): Check
8027 Symbol::is_common_shndx.
8028 (Symbol_table::sized_write_globals): Likewise.
8029 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8030 common symbol lists. Don't call do_allocate_commons_list if the
8032 (Symbol_table::do_allocate_commons_list): Remove is_tls
8033 parameter. Add comons_section_type parameter. Change all
8034 callers. Handle small and large common symbols.
8035 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8036 Symbol::is_common_shndx.
8037 * resolve.cc (symbol_to_bits): Likewise.
8038 * target.h (Target::small_common_shndx): New function.
8039 (Target::small_common_section_flags): New function.
8040 (Target::large_common_shndx): New function.
8041 (Target::large_common_section_flags): New function.
8042 (Target::new_output_section): New function.
8043 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8044 small_common_section_flags, and large_common_section_flags
8046 (Target::do_new_output_section): New virtual function.
8047 * arm.cc (Target_arm::arm_info): Initialize new fields.
8048 * i386.cc (Target_i386::i386_info): Likewise.
8049 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8051 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8052 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8053 (Target_x86_64::do_new_output_section): New function.
8054 * configure.ac: Define conditional MCMODEL_MEDIUM.
8055 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8056 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8057 (large_LDFLAGS): Define.
8058 * testsuite/large.c: New file.
8059 * testsuite/testfile.cc (Target_test::test_target_info):
8060 Initialize new fields.
8061 * configure, testsuite/Makefile.in: Rebuild.
8063 2009-06-05 Doug Kwan <dougkwan@google.com>
8065 * Makefile.am (CCFILES): Add target.cc.
8066 * Makefile.in: Regenerate.
8067 * i386.cc (class Target_i386): Define new virtual method to
8068 override do_is_local_label_name in parent.
8069 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8070 local symbols if --discard-locals or -X is given.
8071 * options.h (class General_options): Declare new options
8072 '--discard-locals' and '-X' for discarding locals.
8073 * target.h (class Target): Define new methods is_local_label_name.
8074 Declare new virtual method do_is_local_label_name.
8075 * target.cc: New file.
8076 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8077 (check_SCRIPTS): Add discard_locals_test.sh.
8078 (check_DATA): Add discard_local_tests.syms.
8079 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8080 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8081 * testsuite/Makefile.in: Regenerate.
8082 * testsuite/discard_locals_test.c: New file.
8083 * testsuite/discard_locals_test.sh: Same.
8085 2009-06-05 Doug Kwan <dougkwan@google.com>
8087 * object.cc (Sized_relobj::Sized_relobj): Initialize
8088 discarded_eh_frame_shndx_ to -1U.
8089 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8091 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8092 a discarded .eh_frame section.
8093 (Sized_relobj::do_finalize_local_symbols): Ditto.
8094 * object.h (class Sized_relobj): Declare new member
8095 discarded_eh_frame_shndx_.
8096 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8097 (local_labels_test.o, local_labels_test): New rules.
8098 * testsuite/Makefile.in: Regenerate.
8100 2009-06-04 Doug Kwan <dougkwan@google.com>
8102 * layout.cc (Layout::section_name_mapping): Add mapping for
8103 special ARM sections.
8105 2009-06-03 Doug Kwan <dougkwan@google.com>
8107 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8108 (utils::has_overflow): Same.
8110 2009-06-03 Ian Lance Taylor <iant@google.com>
8112 * layout.cc (Layout::section_name_mapping): New array, replacing
8113 Layout::linkonce_mapping.
8114 (Layout::section_name_mapping_count): New variable, replacing
8115 Layout::linkonce_mapping_count.
8116 (Layout::linkonce_output_name): Remove.
8117 (Layout::output_section_name): Rewrite.
8118 * layout.h (class Layout): Rename Linkonce_mapping to
8119 Section_name_mapping, linkonce_mapping to section_name_mapping,
8120 linkonce_mapping_count to section_name_mapping_count. Don't
8121 declare linkonce_output_name.
8123 2009-06-03 Doug Kwan <dougkwan@google.com>
8125 * gold/arm.cc (namespace utils): New.
8126 (Target_arm::reloc_is_non_pic): Define new method.
8127 (class Arm_relocate_functions): New.
8128 (Target_arm::Relocate::relocate): Handle relocation types used by
8131 2009-06-03 Ian Lance Taylor <iant@google.com>
8133 * arm.cc (Target_arm::scan::global): Use || instead of |.
8135 2009-06-02 Doug Kwan <dougkwan@google.com>
8137 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8138 issued_non_pic_error_.
8139 (class Target_arm::Scan): Declare new method check_non_pic.
8140 Define new method symbol_needs_plt_entry.
8141 Declare new data member issued_non_pic_error_.
8142 (class Target_arm::Relocate): Declare new method
8143 should_apply_static_reloc.
8144 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8145 (Target_arm::Scan::check_non_pic): Define new method.
8146 (Target_arm::Scan::local): Handle a small subset of reloc types used
8148 (Target_arm::Scan::local): Same.
8149 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8151 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8153 * incremental.cc (Incremental_inputs::report_command_line): Filter
8154 out --incremental-* options.
8156 2009-05-29 Doug Kwan <dougkwan@google.com>
8158 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8160 (class Target_arm): Update comment.
8161 (Target_arm::Target_arm): Initialize new data members GOT_,
8162 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8163 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8164 and Target_arm::rel_dyn_section.
8165 Declare new_enum Target_arm::Got_type.
8166 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8168 Update commments for member do_dynsym_value.
8169 (Target_arm::got_size, Target_arm::plt_section,
8170 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8171 new methods inside class defintion.
8172 (Target_arm::got_section): Define new method.
8173 (Target_arm::rel_dyn_section): Same.
8174 (Output_data_plt_arm): New template class.
8175 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8176 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8177 (Output_data_plt_arm::add_entry): Same.
8178 (Output_data_plt_arm::first_plt_entry): Define new
8179 static data member for PLT instruction template.
8180 (Output_data_plt_arm::plt_entry): Same.
8181 (Output_data_plt_arm::do_write): Define new method.
8182 (Target_arm::make_plt_entry): Same.
8183 (Target_arm::do_finalize_sections): Same.
8184 (Target_arm::do_dynsym_value): Same.
8186 2009-05-28 Doug Kwan <dougkwan@google.com>
8188 * Makefile.am (TARGETSOURCES): Add arm.cc.
8189 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8190 * Makefile.in: Regenerate.
8192 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8194 2009-05-26 Doug Kwan <dougkwan@google.com>
8196 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8197 (General_options::check_excluded_libs): Strip off directories in
8198 archive name before matching like GNU ld does.
8199 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8200 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8201 (exclude_libs_test_LDFLAGS): Add linker option
8202 -Wl,--exclude-libs,libexclude_libs_test_3
8203 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8204 an explicit archive without using -l.
8205 (alt/libexclude_libs_test_3.a): New make rule.
8206 * testsuite/Makefile.in: Regenerate.
8207 * testsuite/exclude_libs_test.c : Declare lib3_default().
8209 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8210 * exclude_libs_test_3.c: New file.
8212 2009-05-26 Nick Clifton <nickc@redhat.com>
8214 * po/id.po: New Indonesian translation.
8215 * po/gold.pot: Updated template file.
8217 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8219 * testsuite/Makefile.am: Add -ffunction-sections to compile
8220 gc_comdat_test files. Add -Wl,--gc-sections to build
8222 * testsuite/Makefile.in: Regenerate.
8223 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8225 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8227 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8228 kept comdat section was garbage collected.
8229 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8230 * testsuite/Makefile.in: Regenerate.
8231 * testsuite/gc_comdat_test.sh: New file.
8232 * testsuite/gc_comdat_test_1.cc: New file.
8233 * testsuite/gc_comdat_test_2.cc: New file.
8235 2009-05-19 Doug Kwan <dougkwan@google.com>
8237 * archive.cc (Archive::Archive): Move constructor from archive.h
8238 to here. Initialize no_export_.
8239 (Archive::get_elf_object_for_member): Set no_export flag of object.
8240 * archive.h (Archive::Archive): Move constructor body to
8242 (Archive::no_export): New method.
8243 (Archive::no_export_): New field.
8244 * object.h (Object::Object): Initialize no_export_ to false.
8245 (Object::no_export, Object::set_no_export): New methods.
8246 (Object::no_export_): New field.
8247 * options.cc (General_options::parse_exclude_libs): New method.
8248 (General_options::check_excluded_libs) Same.
8249 * options.h (exclude_libs): New option.
8250 (General_options::check_excluded_libs): New method declaration.
8251 (General_options::excluded_libs_): New field.
8252 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8253 default or protected visibility if an object has no-export flag set.
8254 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8255 (check_SCRIPTS): Add exclude_libs_test.sh.
8256 (check_DATA): Add exclude_libs_test.syms.
8257 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8258 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8259 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8260 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8261 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8262 libexclude_libs_test_2.a): New rules.
8263 * testsuite/Makefile.in: Regenerate.
8264 * testsuite/exclude_libs_test.c: New file.
8265 * testsuite/exclude_libs_test.sh: Ditto.
8266 * testsuite/exclude_libs_test_1.c: Ditto.
8267 * testsuite/exclude_libs_test_2.c: Ditto.
8269 2009-05-15 Ian Lance Taylor <iant@google.com>
8271 * configure.ac: Check for declarations for cases where libiberty.h
8272 checks HAVE_DECL_xxx.
8273 * configure, config.in: Rebuild.
8275 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8277 * gold.h (Incremental_argument_list): Remove (invalid) forward
8279 * incremental.cc (Incremental_inputs::report_achive): New method.
8280 (Incremental_inputs::report_object): New method.
8281 (Incremental_inputs::report_script): New method.
8282 (Incremental_inputs::finalize_inputs): New method.
8283 (Incremental_inputs::finalize): Call finalize_inputs().
8284 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8285 Create inputs entries.
8286 * incremental.h (Incremental_input_type): New enum.
8287 (Incremental_inputs::Incremental_input): Initialize new fields.
8288 (Incremental_inputs::report_inputs): New method.
8289 (Incremental_inputs::report_achive): New method.
8290 (Incremental_inputs::report_object): New method.
8291 (Incremental_inputs::report_script): New method.
8292 (Incremental_inputs::finalize_inputs): New method.
8293 (Incremental_inputs::Input_info): New struct.
8294 (Incremental_inputs::Input_info_map): New typedef.
8295 (Incremental_inputs::lock_): New field.
8296 (Incremental_inputs::Inputs_): New field.
8297 (Incremental_inputs::Inputs_map): New field.
8298 * main.cc (main): Call Incremental_input::report_inputs.
8299 * options.h (Input_argument_list): Typedef moved from
8301 (Input_file_group::Files): Remove, use ::Input_argument_list.
8302 (Input_file_group::Input_argument_list): Remove, use
8303 ::Input_argument_list.
8304 * plugin.cc (Plugin_manager::add_input_file): Add error in
8306 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8308 * script.cc (read_input_script): Call
8309 Incremental_input::report_script.
8310 * script.h (Script_info): New class.
8312 2009-04-27 Ian Lance Taylor <iant@google.com>
8314 * x86_64.cc (do_adjust_output_section): Set entsize to
8317 2009-04-23 Elliott Hughes <enh@google.com>
8319 * output.cc (Output_file::close): After short writes, continue
8320 writing from the correct offset in the buffer being written.
8322 2009-04-23 Chris Demetriou <cgd@google.com>
8324 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8325 * configure: Regenerate.
8326 * config.in: Regenerate.
8327 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8328 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8330 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8332 * incremental.cc (Incremental_inputs_header_data): Renamed from
8333 Incremental_input_header_data.
8334 (Incremental_inputs_header_data::data_size): New field.
8335 (Incremental_inputs_header_data::put_input_file_count): Renamed
8336 from input_file_count.
8337 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8338 from command_line_offset.
8339 (Incremental_inputs_header_data::put_reserved): Renamed from
8341 (Incremental_inputs_entry_data): Renamed from
8342 Incremental_input_entry_data.
8343 (Incremental_inputs_entry_data::data_size): New field.
8344 (Incremental_inputs::report_command_line): New method.
8345 (Incremental_inputs::finalize): New method.
8346 (Incremental_inputs::create_incremental_inputs_data): New method.
8347 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8348 * incremental.h: New file.
8349 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8350 (Layout::finalize): Create incremental inputs section in
8352 (Layout::create_incremental_info_sections): New method.
8353 * layout.h (Layout::incremental_inputs): New method.
8354 (Layout::create_incremental_info_sections): New method.
8355 (Layout::incremental_inputs_): New field.
8356 * main.cc (main): Notify Incremental_input of the command line.
8358 2009-04-01 Ian Lance Taylor <iant@google.com>
8359 Mikolaj Zalewski <mikolajz@google.com>
8361 * gold.h (reserve_unordered_map): Define, three versions, one for
8362 each version of Unordered_map.
8363 * layout.cc (Layout::Layout): Remove options parameter. Add
8364 number_of_input_files parameter. Don't initialize options_.
8365 Initialize number_of_input_files_ and resized_signatures_. Move
8366 sections_are_attached_.
8367 (Layout::layout_group): Reserve space for group_signatures_.
8368 (Layout::find_or_add_kept_section): Change name parameter to be a
8369 reference. Resize signatures_ map when it gets large enough.
8370 (Layout::layout_eh_frame): Use parameters->options() instead of
8372 (Layout::make_output_section): Likewise.
8373 (Layout::attach_allocated_section_to_segment): Likewise.
8374 (Layout::finalize, Layout::create_executable_stack): Likewise.
8375 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8376 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8377 * layout.h (class Layout): Update declarations. Remove options_
8378 field. Add number_of_input_files_ and resized_signatures_
8379 fields. Move sections_are_attached_ field.
8380 * main.cc (main): Pass number of input files to Layout
8381 constructor. Don't pass options.
8383 2009-03-30 Ian Lance Taylor <iant@google.com>
8385 * ffsll.c (ffsll): Correct implementation.
8387 2009-03-27 Ian Lance Taylor <iant@google.com>
8389 * ffsll.c: New file.
8390 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8391 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8392 * ftruncate.c (ftruncate): Declare before definition.
8393 * mremap.c (mremap): Likewise.
8394 * pread.c (pread): Likewise.
8395 * configure, Makefile.in, config.in: Rebuild.
8397 * mremap.c: New file.
8398 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8399 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8400 (mremap): Declare if HAVE_MREMAP is not defined.
8401 * configure, Makefile.in, config.in: Rebuild.
8403 2009-03-27 Cary Coutant <ccoutant@google.com>
8405 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8406 position independent.
8407 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8408 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8410 2009-03-24 Cary Coutant <ccoutant@google.com>
8412 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8414 (needs_dynamic_reloc): Likewise.
8416 2009-03-24 Ian Lance Taylor <iant@google.com>
8418 * yyscript.y (file_cmd): Recognize EXTERN.
8419 (extern_name_list, extern_name_list_body): New nonterminals.
8420 * script.cc (script_add_extern): Define.
8421 * script-c.h (script_add_extern): Declare.
8423 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8425 * object.cc (is_elf_object): Define.
8426 * object.h (is_elf_object): Declare.
8427 * archive.cc (Archive::get_elf_object_for_member): Call
8429 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8431 2009-03-24 Elliott Hughes <enh@google.com>
8433 * output.cc (Output_file::map_anonymous): Define.
8434 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8435 try an anonymous one. Report the size if the mmap fails.
8436 * output.h (class Output_file): Declare map_anonymous.
8438 2009-03-24 Ian Lance Taylor <iant@google.com>
8440 * target-select.cc (instantiate_target): Don't acquire the lock if
8441 the instantiated_target_ field has already been set.
8443 2009-03-23 Ian Lance Taylor <iant@google.com>
8445 * gold-threads.h (class Initialize_lock): Define.
8446 * gold-threads.cc (class Initialize_lock_once): Define.
8447 (initialize_lock_control): New static variable.
8448 (initialize_lock_pointer): New static variable.
8449 (initialize_lock_once): New static function.
8450 (Initialize_lock::Initialize_lock): Define.
8451 (Initialize_lock::initialize): Define.
8452 * target-select.h: Include "gold-threads.h".
8453 (class Target_selector): Add lock_ and initialize_lock_ fields.
8454 Don't define instantiate_target, just declare it.
8455 * target-select.cc (Target_selector::Target_selector): Initialize
8457 (Target_selector::instantiate_target): Define.
8458 * descriptors.h: Include "gold-threads.h".
8459 (class Descriptors): Add initialize_lock_ field.
8460 * descriptors.cc (Descriptors::Descriptors): Initialize new
8462 (Descriptors::open): Use initialize_lock_ field
8463 * errors.h (class Errors): Add initialize_lock_ field.
8464 * errors.cc (Errors::Errors): Initialize new field.
8465 (Errors::initialize_lock): Use initialize_lock_ field.
8466 * powerpc.cc (class Target_selector_powerpc): Remove
8467 instantiated_target_ field. In do_recognize call
8468 instantiate_target rather than do_instantiate_target. In
8469 do_instantiate_target just allocate a new target.
8470 * sparc.cc (class Target_selector_sparc): Likewise.
8472 * freebsd.h: New file.
8473 * i386.cc: Include "freebsd.h".
8474 (Target_i386): Derive from Target_freebsd rather than
8476 (Target_selector_i386): Derive from Target_selector_freebsd rather
8477 than Target_selector.
8478 * x86_64.cc: Include "freebsd.h".
8479 (Target_x86_64): Derive from Target_freebsd rather than
8481 (Target_selector_x86_64): Derive from Target_selector_freebsd
8482 rather than Target_selector.
8483 * target.h (class Target): Add adjust_elf_header and
8484 do_adjust_elf_header.
8485 * output.cc (Output_file_header:: do_sized_write): Call target
8486 adjust_elf_header routine.
8487 * configure.tgt: Set targ_osabi.
8488 * configure.ac: Define GOLD_DEFAULT_OSABI.
8489 * parameters.cc (Parameters::default_target): Pass
8490 GOLD_DEFAULT_OSABI to select_target.
8491 * target-select.h (class Target_selector): Make instantiate_target
8492 protected rather than private.
8493 * Makefile.am (HFILES): Add freebsd.h.
8494 * configure, Makefile.in, config.in: Rebuild.
8496 * merge.cc (do_add_input_section): Correct pend value. Change
8497 message about last entry not being null terminated from error to
8500 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8502 * incremental.cc: New file.
8503 * Makefile.am (CCFILES): Add incremental.cc.
8504 * Makefile.in: Rebuild.
8506 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8508 * layout.cc (Layout::output_section_name): Preserve names
8509 of '.note.' sections.
8511 2009-03-19 Ian Lance Taylor <iant@google.com>
8513 * descriptors.cc (Descriptors::open): Check that the options are
8514 valid before using them.
8516 2009-03-18 Ian Lance Taylor <iant@google.com>
8518 * script-sections.h: Include <list>.
8519 (class Script_sections): Change Sections_elements from std::vector
8520 to std::list. Typedef public Elements_iterator. Add
8521 orphan_section_placement_, data_segment_align_start_, and
8522 saw_data_segment_align_ fields. Remove data_segment_align_index_
8524 * script-sections.cc (class Orphan_section_placement): New class.
8525 (class Sections_element): Add virtual functions is_relro and
8526 orphan_section_init. Remove virtual function place_orphan_here.
8527 (class Output_section_definition): Add is_relro and
8528 orphan_section_init. Remove place_orphan_here.
8529 (class Orphan_output_section): Likewise.
8530 (Script_sections::Script_sections): Update for field changes.
8531 (Script_sections::data_segment_align): Set saw_data_segment_align_
8532 and data_segment_align_start_, not data_segment_align_index.
8533 (Script_sections::data_segment_relro_end): Check
8534 saw_data_segment_align_. Use data_segment_align_start_ rather
8535 than data_segment_align_index_.
8536 (Script_sections::place_orphan): Rewrite to use
8537 Orphan_section_placement.
8539 2009-03-17 Ian Lance Taylor <iant@google.com>
8541 * archive.cc (Archive::add_symbols): Check for a version attached
8542 to the symbol name in the archive map.
8543 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8544 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8545 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8546 (ver_test_11.a): New target.
8547 * testsuite/Makefile.in: Rebuild.
8549 * configure.ac: Check for chsize and posix_fallocate. Replace
8551 * ftruncate.c: New file, from gnulib.
8552 * output.cc (posix_fallocate): Define dummy version if not
8553 HAVE_POSIX_FALLOCATE.
8554 (Output_file::map): Call posix_fallocate rather than lseek and
8556 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8557 * configure, Makefile.in, config.in: Rebuild.
8559 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8561 * layout.h (Layout::create_note): Add section_name parameter.
8562 * layout.cc (Layout::create_note): Likewise.
8563 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8565 2009-03-17 Ian Lance Taylor <iant@google.com>
8567 * descriptors.cc: Include "options.h".
8568 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8569 (Descriptors::open): Always use O_CLOEXEC when opening a new
8570 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8571 then set FD_CLOEXEC.
8573 * sparc.cc (class Target_sparc): Add has_got_section.
8574 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8575 make sure we have a GOT section.
8577 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8578 (Target_sparc::Scan::local): Likewise.
8579 (Target_sparc::Scan::global): Likewise.
8580 (Target_sparc::Relocate::relocate): Likewise.
8581 (Target_sparc::Relocate::relocate_tls): Likewise.
8583 * symtab.cc (Symbol_table::define_default_version): New function,
8584 broken out of add_from_object.
8585 (Symbol_table::add_from_object): Call define_default_version.
8586 (Symbol_table::define_special_symbol): Add resolve_oldsym
8587 parameter. Change all callers. If the version for a symbol comes
8588 from a version script, resolve it with the symbol with the same
8589 name with no version. Also add the symbol without a version if
8591 (do_define_in_output_data): If resolving with oldsym, don't delete
8593 (do_define_in_output_segment): Likewise.
8594 (do_define_as_constant): Likewise.
8595 * symtab.h (class Symbol_table): Update declarations.
8597 2009-03-13 Ian Lance Taylor <iant@google.com>
8599 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8600 (Read_symbols::requeue): New function.
8601 (Read_symbols::do_read_symbols): If make_elf_object fails because
8602 the target type is not configured, and the file was searched for,
8603 issue a warning and retry with the next directory.
8604 (Add_symbols::run): If the file has an incompatible format, and
8605 it was searched for, requeue the Read_symbols task. On error,
8607 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8608 dirindex parameter to constructor. Change all callers. Declare
8609 incompatible_warning and requeue.
8610 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8611 input_argument_ and input_group_ fields. Add them to
8612 constructor. Change all callers.
8613 (class Read_script): Add dirindex_ field. Add it to constructor.
8615 * archive.cc (Archive::setup): Remove input_objects parameter.
8617 (Archive::get_file_and_offset): Likewise.
8618 (Archive::read_all_symbols): Likewise.
8619 (Archive::read_symbols): Likewise.
8620 (Archive::get_elf_object_for_member): Remove input_objects
8621 parameter. Add punconfigured parameter. Change all callers.
8622 (Archive::add_symbols): Change return type to bool. Check return
8623 value of include_member.
8624 (Archive::include_all_members): Likewise.
8625 (Archive::include_member): Change return type to bool. Return
8626 false if first included object has incompatible target. Set
8627 included_member_ field.
8628 (Add_archive_symbols::run): If add_symbols returns false, requeue
8630 * archive.h (class Archive): Add included_member_ field.
8631 Initialize it in constructor. Add input_file and searched_for
8632 methods. Update declarations.
8633 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8634 input_argument_ fields. Add them to constructor. Change all
8636 * script.cc: Include "target-select.h".
8637 (class Parser_closure): Add skip_on_incompatible_target_ and
8638 found_incompatible_target_ fields. Add
8639 skip_on_incompatible_target parameter to constructor. Change all
8640 callers. Add methods skip_on_incompatible_target,
8641 clear_skip_on_incompatible_target, found_incompatible_target, and
8642 set_found_incompatible_target.
8643 (read_input_script): Add dirindex parameter. Change all callers.
8644 If parser finds an incompatible target, requeue Read_symbols
8646 (script_set_symbol): Clear skip_on_incompatible_target in
8648 (script_add_assertion, script_parse_option): Likewise.
8649 (script_start_sections, script_add_phdr): Likewise.
8650 (script_check_output_format): New function.
8651 * script.h (read_input_script): Update declaration.
8652 * script-c.h (script_check_output_format): Declare.
8653 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8654 (ignore_cmd): Remove OUTPUT_FORMAT.
8655 * fileread.cc (Input_file::Input_file): Add explicit this.
8656 (Input_file::will_search_for): New function.
8657 (Input_file::open): Add pindex parameter. Change all callers.
8658 * fileread.h (class Input_file): Add input_file_argument method.
8659 Declare will_search_for. Update declarations.
8660 * object.cc (make_elf_object): Add punconfigured parameter.
8662 * object.h (class Object): Make input_file public. Add
8663 searched_for method.
8664 (make_elf_object): Update declaration.
8665 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8667 * dirsearch.h (class Dirsearch): Update declaration.
8668 * options.h (class General_options): Add --warn-search-mismatch.
8669 * parameters.cc (Parameters::is_compatible_target): New function.
8670 * parameters.h (class Parameters): Declare is_compatible_target.
8671 * workqueue.cc (Workqueue::add_blocker): New function.
8672 * workqueue.h (class Workqueue): Declare add_blocker.
8674 * fileread.cc (Input_file::open): Remove options parameter.
8676 (Input_file::open_binary): Likewise.
8677 * script.cc (read_input_script): Likewise.
8678 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8679 options parameter from constructor. Change all callers.
8680 (class Read_script): Likewise.
8681 * fileread.h (class Input_file): Update declarations.
8682 * script.h (read_input_script): Update declaration.
8684 2009-03-10 Nick Clifton <nickc@redhat.com>
8686 * po/es.po: New Spanish translation.
8688 2009-03-06 Cary Coutant <ccoutant@google.com>
8690 * options.cc (parse_short_option): Keep dash_z from registering itself.
8692 2009-03-03 Ian Lance Taylor <iant@google.com>
8695 * target-reloc.h (relocate_section): Pass output_section to
8697 * i386.cc (Target_i386::should_apply_static_reloc): Add
8698 output_section parameter. Change all callers.
8699 (Target_i386::Relocate::relocate): Add output_section parameter.
8700 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8701 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8702 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8703 * testsuite/two_file_shared.sh: New script.
8704 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8705 (check_DATA): Add two_file_shared.dbg.
8706 (two_file_shared.dbg): New target.
8707 * testsuite/Makefile.in: Rebuild.
8709 2009-03-01 Ian Lance Taylor <iant@google.com>
8711 * configure.ac: Check for byteswap.h.
8712 * configure: Rebuild.
8713 * config.in: Rebuild.
8715 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8717 * layout.cc (Layout::find_or_add_kept_section): New function.
8718 (Layout::add_comdat): Removed.
8719 * layout.h (struct Kept_section): Move out of class Layout.
8720 Remove trailing underscores from field names. Add group_sections
8721 field. Rename group_ field to is_group. Change all uses.
8722 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8723 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8724 comdat_groups_ field.
8725 (Sized_relobj::include_section_group): Use
8726 find_or_add_kept_section and Kept_section::group_sections.
8727 (Sized_relobj::include_linkonce_section): Likewise.
8728 * object.cc (class Sized_relobj): Don't define Comdat_group or
8729 Comdat_group_table. Remove find_comdat_group and
8730 add_comdat_group. Remove comdat_groups_ field.
8731 * plugin.cc (include_comdat_group): Use
8732 Layout::find_or_add_kept_section.
8734 2009-02-28 Ian Lance Taylor <iant@google.com>
8736 * README: --gc-sections and map files are now supported. Document
8737 some build requirements.
8740 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8741 relocatable link set the value of the section symbol to zero.
8742 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8743 relocatable link don't include the section address in the local
8746 2009-02-27 Ian Lance Taylor <iant@google.com>
8749 * options.h (class Search_directory): Add is_system_directory.
8750 (class General_options): Declare is_in_system_directory.
8751 * options.cc (get_relative_sysroot): Make static.
8752 (get_default_sysroot): Make static.
8753 (General_optoins::is_in_system_directory): New function.
8754 * fileread.cc (Input_file::is_in_system_directory): New function.
8755 * fileread.h (class Input_file): Declare is_in_system_directory.
8756 * object.h (class Object): Add is_in_system_directory.
8757 (class Input_objects): Remove system_library_directory_ field.
8758 * object.cc (Input_objects::add_object): Don't set
8759 system_library_directory_.
8760 (input_objects::found_in_system_library_directory): Remove.
8761 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8762 parameter. Change all callers.
8763 (Symbol_table::sized_write_globals): Likewise.
8764 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8765 Call Object::is_in_system_directory.
8766 * symtab.h (class Symbol_table): Update declarations.
8769 * descriptors.h (Open_descriptor): Add is_on_stack field.
8770 * descriptors.cc (Descriptors::open): If the descriptor is on the
8771 top of the stack, remove it. Initialize is_on_stack field.
8772 (Descriptors::release): Only add pod to stack if it is not on the
8774 (Descriptors::close_some_descriptor): Clear stack_next and
8778 * output.cc (Output_section::find_starting_output_address): Rename
8779 from starting_output_address; add PADDR parameter; change return
8781 * output.h (class Output_section): Declare
8782 find_starting_output_address instead of starting_output_address.
8783 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8784 section symbol for which we can't find a merge section.
8787 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8788 hidden or internal, force the symbol to be local.
8789 * resolve.cc (Symbol::override_visibility): Define.
8790 (Symbol::override_base): Use override_visibility.
8791 (Symbol_table::resolve): Likewise.
8792 (Symbol::override_base_with_special): Likewise.
8793 (Symbol_table::override_with_special): If the visibility is hidden
8794 or internal, force the symbol to be local.
8795 * symtab.h (class Symbol): Add set_visibility and
8796 override_visibility.
8797 * testsuite/ver_test_1.sh: New file.
8798 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8799 (check_DATA): Add ver_test_1.syms.
8800 (ver_test_1.syms): New target.
8801 * testsuite/Makefile.in: Rebuild.
8803 2009-02-25 Cary Coutant <ccoutant@google.com>
8805 * layout.cc (Layout::choose_output_section): Don't rename sections
8806 when using a linker script that has a SECTIONS clause.
8807 * Makefile.in: Regenerate.
8809 * testsuite/Makefile.am (script_test_5.sh): New test case.
8810 * testsuite/Makefile.in: Regenerate.
8811 * testsuite/script_test_5.cc: New file.
8812 * testsuite/script_test_5.sh: New file.
8813 * testsuite/script_test_5.t: New file.
8815 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8817 * archive.cc (Archive::include_member): Update calls to add_symbols.
8818 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8819 the Layout argument.
8820 * dynobj.h (do_add_symbols): Add the Layout argument.
8821 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8823 * object.h (Object::add_symbols): Add the Layout argument.
8824 (Object::do_add_symbols): Add the Layout argument.
8825 (Sized_relobj::do_add_symbols): Add the Layout argument.
8826 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8827 Unify the two versions.
8828 (Add_plugin_symbols): Remove.
8829 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8830 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8831 (Add_plugin_symbols): Remove.
8832 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8833 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8834 (Add_symbols::run): Make it work with Pulginobj.
8836 2009-02-06 Ian Lance Taylor <iant@google.com>
8838 * object.cc (Sized_relobj::do_layout): Make info message start
8839 with lower case letter.
8841 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8843 * binary.cc: Fix file comment.
8845 * options.h (enum Incremental_disposition): Define.
8846 (class General_options): Add new options: --incremental,
8847 --incremental_changed, --incremental_unchanged,
8848 --incremental_unknown. Add incremental_disposition_ and
8849 implicit_incremental_ fields.
8850 (General_options::incremental_disposition): New function.
8851 (class Position_dependent_options): Add incremental_disposition
8853 (Position_dependent_options::copy_from_options): Set incremental
8855 * options.cc (General_options::parse_incremental_changed): New
8857 (General_options::parse_incremental_unchanged): New function.
8858 (General_options::parse_incremental_unknown): New function.
8859 (General_options::General_options): Initialize new fields
8860 incremental_disposition_ and implicit_incremental_.
8861 (General_options::finalize): Check for uasge of --incremental-*
8862 without --incremental.
8864 2009-02-06 Chris Demetriou <cgd@google.com>
8866 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8867 pointer and to report location as the file name associated with
8869 (gold_undefined_symbol_at_location): New function to replace the
8870 old gold_undefined_symbol functionality.
8871 * target-reloc.h (relocate_section): Update to use
8872 gold_undefined_symbol_at_location.
8873 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8874 Call gold_undefined_symbol function rather than gold_error.
8875 * errors.h (Errors::undefined_symbol): Take location as a
8876 string, rather than calculating it from a relocation.
8877 * errors.cc (Errors::fatal): Print "fatal error:" before the
8879 (Errors::error, Errors::error_at_location): Print "error: "
8880 before the formatted message.
8881 (Errors::undefined_symbol): Take location as a string, rather
8882 than calculating it from a relocation.
8883 (gold_undefined_symbol_at_location): New function akin to
8884 old gold_undefined_symbol, calculates location from relocation.
8885 (gold_undefined_symbol): Change to take only a Symbol pointer
8886 and to report location as the file name associated with the symbol.
8887 * testsuite/debug_msg.sh: Update for changed error messages.
8888 * testsuite/undef_symbol.sh: Likewise.
8890 2009-02-04 Duncan Sands <baldrick@free.fr>
8893 * reduced_debug_output.h
8894 (Output_reduced_debug_abbrev_section::failed): Use format for
8896 (Output_reduced_debug_info_section::faild): Likewise.
8898 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8900 * script.cc (Lazy_demangler): New class.
8901 (Version_script_info::get_symbol_version_helper): Demangle a
8904 2009-01-29 Cary Coutant <ccoutant@google.com>
8906 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8908 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8910 2009-01-28 Ian Lance Taylor <iant@google.com>
8912 * version.cc (version_string): Bump to 1.9.
8914 * gold.h: Include <cstring> and <stdint.h>.
8915 * version.cc: Include <cstdio>.
8916 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8918 * reduced_debug_output.cc (insert_into_vector): Rename from
8919 Insert_into_vector; change all callers. Use Swap_unaligned to
8920 avoid aliasing issue; remove union since it is unnecessary.
8922 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8924 * Makefile.am (CCFILES): Add gc.cc.
8926 * Makefile.in: Regenerate.
8927 * gold.cc (Gc_runner): New class.
8928 (queue_initial_tasks): Call garbage collection related tasks
8929 when corresponding options are invoked.
8930 (queue_middle_gc_tasks): New function.
8931 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8932 processed early before laying out sections during garbage collection.
8933 * gold.h (queue_middle_gc_tasks): New function.
8934 (is_prefix_of): Move from "layout.cc".
8935 * i386.cc (Target_i386::gc_process_relocs): New function.
8936 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
8937 * main.cc (main): Create object of class "Garbage_collection".
8938 * object.cc (Relobj::copy_symbols_data): New function.
8939 (Relobj::is_section_name_included): New function.
8940 (Sized_relobj::do_layout): Allow this function to be called twice
8941 during garbage collection and defer layout of section during the
8943 * object.h (Relobj::get_symbols_data): New function.
8944 (Relobj::is_section_name_included): New function.
8945 (Relobj::copy_symbols_data): New function.
8946 (Relobj::set_symbols_data): New function.
8947 (Relobj::get_relocs_data): New function.
8948 (Relobj::set_relocs_data): New function.
8949 (Relobj::is_output_section_offset_invalid): New pure virtual function.
8950 (Relobj::gc_process_relocs): New function.
8951 (Relobj::do_gc_process_relocs): New pure virtual function.
8952 (Relobj::sd_): New data member.
8953 (Sized_relobj::is_output_section_offset_invalid): New function.
8954 (Sized_relobj::do_gc_process_relocs): New function.
8955 * options.h (General_options::gc_sections): Modify to not be a no-op.
8956 (General_options::print_gc_sections): New option.
8957 * plugin.cc (Plugin_finish::run): Remove function call to
8958 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
8959 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
8960 * reloc.cc (Read_relocs::run): Add task to process relocs and
8961 determine unreferenced sections when doing garbage collection.
8962 (Gc_process_relocs): New class.
8963 (Sized_relobj::do_gc_process_relocs): New function.
8964 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
8965 sections that are garbage collected.
8966 * reloc.h (Gc_process_relocs): New class.
8967 * sparc.cc (Target_sparc::gc_process_relocs): New function.
8968 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
8969 symbols whose corresponding sections are garbage collected.
8970 (Symbol_table::Symbol_table): Add new parameter for the garbage
8972 (Symbol_table::gc_mark_undef_symbols): New function.
8973 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8974 (Symbol_table::gc_mark_dyn_syms): New function.
8975 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
8977 (Symbol_table::add_from_object): Likewise.
8978 (Symbol_table::add_from_relobj): When building shared objects, do not
8979 treat externally visible symbols as garbage.
8980 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
8981 table information for static and relocatable links.
8982 * symtab.h (Symbol_table::set_gc): New function.
8983 (Symbol_table::gc): New function.
8984 (Symbol_table::gc_mark_undef_symbols): New function.
8985 (Symbol_table::gc_mark_symbol_for_shlib): New function.
8986 (Symbol_table::gc_mark_dyn_syms): New function.
8987 (Symbol_table::gc_): New data member.
8988 * target.h (Sized_target::gc_process_relocs): New pure virtual
8990 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
8991 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
8993 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
8995 * options.h (General_options::gc_sections): Define as a no-op for now.
8996 (General_options::no_keep_memory): Ditto.
8997 (General_options::Bshareable): Define.
8998 * options.cc (General_options::finalize): Honor -Bshareable.
9000 2009-01-20 Andreas Schwab <schwab@suse.de>
9002 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9003 read the value in the contents, since we don't use it. Use the
9004 template endianness when writing.
9005 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9007 2009-01-19 Andreas Schwab <schwab@suse.de>
9009 * configure.tgt (powerpc64-*): Fix targ_obj.
9011 2009-01-15 Ian Lance Taylor <iant@google.com>
9013 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9014 local symbols when stripping all symbols.
9016 2009-01-14 Cary Coutant <ccoutant@google.com>
9018 * output.cc (Output_reloc): Add explicit instantiations.
9020 2009-01-14 Cary Coutant <ccoutant@google.com>
9022 * archive.cc (Archive::get_elf_object_for_member): Remove call
9023 to File_read::claim_for_plugin.
9024 * descriptors.cc (Descriptors::open): Remove reference to
9026 (Descriptors::claim_for_plugin): Remove.
9027 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9028 (Descriptors::is_claimed): Remove.
9029 (claim_descriptor_for_plugin): Remove.
9030 * fileread.cc (File_read::claim_for_plugin): Remove.
9031 * fileread.h (File_read::claim_for_plugin): Remove.
9032 (File_read::descriptor): Reopen descriptor if necessary.
9033 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9034 (Plugin_manager::all_symbols_read): Add task parameter. Change
9036 (Plugin_manager::get_input_file): New function.
9037 (Plugin_manager::release_input_file): New function.
9038 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9039 corresponding data member.
9040 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9041 and pass to base constructor. Change all callers.
9042 (get_input_file, release_input_file): New functions.
9043 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9044 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9045 (Plugin_manager::all_symbols_read): Add task parameter.
9046 (Plugin_manager::get_input_file): New function.
9047 (Plugin_manager::release_input_file): New function.
9048 (Plugin_manager::task_): New data member.
9049 (Pluginobj::Pluginobj): Add filesize parameter.
9050 (Pluginobj::filename): New function.
9051 (Pluginobj::descriptor): New function.
9052 (Pluginobj::filesize): New function.
9053 (Pluginobj::filesize_): New data member.
9054 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9055 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9056 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9058 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9059 with archive libraries.
9060 * testsuite/Makefile.in: Regenerate.
9061 * testsuite/plugin_test.c (struct sym_info): New type.
9062 (get_input_file, release_input_file): New static variables.
9063 (onload): Capture new transfer vector entries.
9064 (claim_file_hook): Stop reading at end of file according to filesize.
9065 Factor out parsing of readelf output into separate function.
9066 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9067 APIs and get the source file name from the symbol table. Convert
9068 source file name to corresponding object file name. Print info
9069 message when adding new input files.
9070 (parse_readelf_line): New function.
9071 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9072 * testsuite/plugin_test_2.sh: Likewise.
9073 * testsuite/plugin_test_3.sh: Likewise.
9074 * testsuite/plugin_test_4.sh: New test case.
9076 2009-01-07 Ian Lance Taylor <iant@google.com>
9078 * version.cc (version_string): Bump to 1.8.
9080 2008-12-23 Cary Coutant <ccoutant@google.com>
9082 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9083 * plugin.cc (Plugin_manager::finish): Rename as
9084 layout_deferred_objects. Move cleanup to separate function.
9085 (Plugin_manager::cleanup): New function.
9086 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9088 * plugin.h (Plugin_manager::finish): Rename as
9089 layout_deferred_objects.
9090 (Plugin_manager::cleanup): New function.
9091 (Plugin_manager::cleanup_done): New field.
9093 2008-12-23 Cary Coutant <ccoutant@google.com>
9095 * plugin.cc (is_visible_from_outside): New function.
9096 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9097 so we don't return "IR only" status for exported symbols or -r links.
9099 * testsuite/Makefile.am (plugin_test_3): New test case.
9100 * testsuite/Makefile.in: Regenerate.
9101 * testsuite/plugin_test_3.sh: New file.
9103 2008-12-22 Cary Coutant <ccoutant@google.com>
9105 * object.cc (Sized_relobj::layout_section): New function.
9106 (Sized_relobj::do_layout): Defer layout of input sections until after
9107 plugin has provided replacement files.
9108 (Sized_relobj::do_layout_deferred_sections): New function.
9109 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9110 (Relobj::layout_deferred_sections): New function.
9111 (Relobj::do_layout_deferred_sections): New function.
9112 (Sized_relobj::do_layout_deferred_sections): New function.
9113 (Sized_relobj::layout_section): New function.
9114 (Sized_relobj::Deferred_layout): New structure.
9115 (Sized_relobj::deferred_layout_): New field.
9116 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9117 Change all callers. Layout deferred sections.
9118 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9120 (Plugin_hook::run): Move code from do_plugin_hook inline.
9121 (Plugin_hook::do_plugin_hook): Remove.
9122 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9123 (Plugin_manager::finish): Renamed, was cleanup.
9124 (Plugin_manager::should_defer_layout): New function.
9125 (Plugin_manager::add_deferred_layout_object): New function.
9126 (Plugin_manager::Deferred_layout_list): New type.
9127 (Plugin_manager::deferred_layout_objects_): New field.
9128 (Plugin_hook::do_plugin_hook): Remove.
9130 2008-12-17 Ian Lance Taylor <iant@google.com>
9132 * options.h (class General_options): Add --no case for
9135 2008-12-16 Cary Coutant <ccoutant@google.com>
9137 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9139 (Plugin_manager::claim_file): Create plugin object even if
9140 plugin did not call the add_symbols callback.
9141 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9142 asking for more symbols than were added.
9143 * testsuite/Makefile.am (plugin_test_1): Add test case with
9145 (empty.syms): New target.
9146 * testsuite/Makefile.in: Regenerate.
9147 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9148 message. Don't call add_symbols if no globals.
9149 (all_symbols_read_hook): Don't provide replacement for empty
9152 2008-12-12 Ian Lance Taylor <iant@google.com>
9154 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9155 r_type == 0 for a local symbol with r_sym == 0.
9156 (scan_relocatable_relocs): Pass r_sym to
9157 local_non_section_strategy.
9158 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9161 * configure.ac: Update test for TLS descriptors: they are
9162 supported as of glibc 2.9.
9163 * configure: Rebuild.
9165 2008-12-11 Ian Lance Taylor <iant@google.com>
9168 * target-reloc.h (Default_scan_relocatable_relocs): For each
9169 function, map r_type == 0 to RELOC_DISCARD.
9171 2008-12-10 Cary Coutant <ccoutant@google.com>
9173 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9174 object to override a kept COMDAT group from a plugin object.
9176 2008-12-09 Ian Lance Taylor <iant@google.com>
9179 * yyscript.y (file_cmd): Handle INPUT.
9181 * testsuite/initpri1.c: Change all declarations to be full
9182 prototypes by adding void, to avoid compiler warnings.
9184 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9186 * options.cc (General_options::parse_plugin_opt): New.
9187 (General_options::add_plugin): The argument now is just the filename.
9188 (General_options::add_plugin_option): New.
9189 * options.h (plugin_opt): New.
9190 (add_plugin): Change argument name.
9191 (add_plugin_option): New.
9192 * plugin.cc (Plugin::load): Don't parse the plugin option.
9193 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9194 (Plugin::add_option): New.
9195 (Plugin::args_): Change type.
9196 (Plugin::filename_): New.
9197 (Plugin_manager::add_plugin_option): New.
9198 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9199 * testsuite/Makefile.in: Regenerate.
9201 2008-12-05 Cary Coutant <ccoutant@google.com>
9203 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9204 Handle --strip-lto-sections option.
9205 * options.h (strip_lto_sections): New option.
9207 2008-12-01 Cary Coutant <ccoutant@google.com>
9209 * plugin.cc (ld_plugin_message): Change format parameter to const.
9210 Fix mismatch between new[] and delete.
9212 2008-11-14 Cary Coutant <ccoutant@google.com>
9214 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9217 2008-11-05 Craig Silverstein <csilvers@google.com>
9219 * options.cc (General_options::parse_dynamic_list): New function.
9220 * options.h (General_options): New flags dynamic_list,
9221 dynamic_list_data, dynamic_list_cpp_new, and
9222 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9223 (General_options::in_dynamic_list): New function.
9224 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9225 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9226 (Lex::can_continue_name): Likewise.
9228 (read_script_file): New parameter script_options.
9229 (read_dynamic_list): New function.
9230 (Script_options::define_dynamic_list): New function.
9231 (dynamic_list_keyword_parsecodes): New variable.
9232 (dynamic_list_keywords): New variable.
9233 * script.h (Script_options::define_dynamic_list): New function
9235 (read_dynamic_list): New function prototype.
9236 * symtab.cc (strprefix): New macro.
9237 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9238 dynamic_list_data, dynamic_list_cpp_new, and
9239 dynamic_list_cpp_typeinfo.
9240 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9241 (dynamic_list_expr): New rule.
9242 (dynamic_list_nodes): Likewise.
9243 (dynamic_list_node): Likewise.
9244 * testsuite/Makefile.am (dynamic_list): New test.
9245 * testsuite/Makefile.in: Regenerated.
9246 * testsuite/dynamic_list.t: New file.
9247 * testsuite/dynamic_list.sh: New file.
9249 2008-11-05 Craig Silverstein <csilvers@google.com>
9251 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9252 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9253 (t11_last): Likewise.
9254 * testsuite/ver_test_6.c (main): Likewise.
9256 2008-10-07 Cary Coutant <ccoutant@google.com>
9258 * options.c (General_options::finalize): Add check for -static and
9260 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9263 2008-10-02 Cary Coutant <ccoutant@google.com>
9265 * plugin.cc (make_sized_plugin_object): Fix conditional
9266 compilation to work when not all targets are enabled.
9268 2008-09-29 Cary Coutant <ccoutant@google.com>
9270 * archive.cc (Archive::get_file_and_offset): Use filename instead
9271 of name to get library path.
9272 (Archive::include_member): Unlock external member of a thin archive.
9274 * testsuite/Makefile.am (TEST_AR): New variable.
9275 (thin_archive_test_1): New test.
9276 (thin_archive_test_2): New test.
9277 * testsuite/Makefile.in: Regenerate.
9278 * testsuite/thin_archive_main.cc: New file.
9279 * testsuite/thin_archive_test_1.cc: New file.
9280 * testsuite/thin_archive_test_2.cc: New file.
9281 * testsuite/thin_archive_test_3.cc: New file.
9282 * testsuite/thin_archive_test_4.cc: New file.
9284 2008-09-29 Cary Coutant <ccoutant@google.com>
9286 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9287 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9289 (Sized_relobj::do_finalize_local_symbols): Likewise.
9290 (Sized_relobj::map_to_kept_section): Likewise.
9291 * object.h (Sized_relobj::invalid_address): New constant.
9292 (Sized_relobj::do_output_section_offset): Check for invalid_address
9294 * output.cc (Output_reloc::local_section_offset): Use constant
9295 invalid_address instead of -1U.
9296 (Output_reloc::get_address): Likewise.
9297 (Output_section::output_address): Change -1U to -1ULL.
9298 * output.h (Output_reloc::invalid_address): New constant.
9299 * reloc.cc (Sized_relobj::write_sections): Use constant
9300 invalid_address instead of -1U.
9301 (Sized_relobj::relocate_sections): Likewise.
9302 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9303 values for merge sections.
9304 * target-reloc.h (relocate_for_relocatable): Use constant
9305 invalid_address instead of -1U.
9307 2008-09-19 Cary Coutant <ccoutant@google.com>
9309 Add plugin functionality for link-time optimization (LTO).
9310 * configure.ac (plugins): Add --enable-plugins option.
9311 * configure: Regenerate.
9312 * config.in: Regenerate.
9313 * Makefile.am (LIBDL): New variable.
9314 (CCFILES): Add plugin.cc.
9315 (HFILES): Add plugin.h.
9316 (ldadd_var): Add LIBDL.
9317 * Makefile.in: Regenerate.
9319 * archive.cc: Include "plugin.h".
9320 (Archive::setup): Don't preread archive symbols when using a plugin.
9321 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9322 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9324 (Archive::include_member): Add symbols from plugin objects.
9325 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9326 * descriptors.cc (Descriptors::open): Check for file descriptors
9327 abandoned by plugins.
9328 (Descriptors::claim_for_plugin): New function.
9329 * descriptors.h (Descriptors::claim_for_plugin): New function.
9330 (Open_descriptor::is_claimed): New field.
9331 (claim_descriptor_for_plugin): New function.
9332 * fileread.cc (File_read::claim_for_plugin): New function.
9333 * fileread.h (File_read::claim_for_plugin): New function.
9334 (File_read::descriptor): New function.
9335 * gold.cc: Include "plugin.h".
9336 (queue_initial_tasks): Add task to call plugin hooks for generating
9338 * main.cc: Include "plugin.h".
9339 (main): Load plugin libraries.
9340 * object.h (Pluginobj): Declare.
9341 (Object::pluginobj): New function.
9342 (Object::do_pluginobj): New function.
9343 (Object::set_target): New function.
9344 * options.cc: Include "plugin.h".
9345 (General_options::parse_plugin): New function.
9346 (General_options::General_options): Initialize plugins_ field.
9347 (General_options::add_plugin): New function.
9348 * options.h (Plugin_manager): Declare.
9349 (General_options): Add --plugin option.
9350 (General_options::has_plugins): New function.
9351 (General_options::plugins): New function.
9352 (General_options::add_plugin): New function.
9353 (General_options::plugins_): New field.
9354 * plugin.cc: New file.
9355 * plugin.h: New file.
9356 * readsyms.cc: Include "plugin.h".
9357 (Read_symbols::do_read_symbols): Check for archive before checking
9358 for ELF file. Call plugin hooks to claim files.
9359 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9360 from a real object file; force override when processing replacement
9362 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9363 (Symbol::init_base_object): Likewise.
9364 (Symbol::init_base_output_data): Likewise.
9365 (Symbol::init_base_output_segment): Likewise.
9366 (Symbol::init_base_constant): Likewise.
9367 (Symbol::init_base_undefined): Likewise.
9368 (Symbol::output_section): Assert that object is not a plugin.
9369 (Symbol_table::add_from_pluginobj): New function.
9370 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9372 (Symbol_table::sized_write_globals): Likewise.
9373 (Symbol_table::add_from_pluginobj): Instantiate template.
9374 * symtab.h (Sized_pluginobj): Declare.
9375 (Symbol::in_real_elf): New function.
9376 (Symbol::set_in_real_elf): New function.
9377 (Symbol::in_real_elf_): New field.
9378 (Symbol_table::add_from_pluginobj): New function.
9380 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9381 (LIBDL): New variable.
9383 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9384 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9385 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9386 (MOSTLYCLEANFILES): Likewise.
9387 * testsuite/Makefile.in: Regenerate.
9388 * testsuite/plugin_test.c: New file.
9389 * testsuite/plugin_test_1.sh: New file.
9390 * testsuite/plugin_test_2.sh: New file.
9392 2008-09-16 Ian Lance Taylor <iant@google.com>
9394 * target-reloc.h (relocate_section): Check whether a symbol is
9395 defined by the ABI before reporting an undefined symbol error.
9396 * target.h (Target::is_defined_by_abi): Make parameter const.
9397 (Target::do_is_defined_by_abi): Likewise.
9398 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9399 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9400 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9401 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9402 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9403 * testsuite/Makefile.in: Rebuild.
9405 * fileread.cc (make_view): Add casts to avoid warning.
9407 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9409 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9410 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9412 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9414 * options.h (General_options::output_is_executable): New.
9415 (General_options::output_is_pie): New.
9416 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9417 for shared libraries.
9418 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9420 2008-09-11 Chris Demetriou <cgd@google.com>
9422 * options.h (origin): New -z option.
9423 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9424 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9427 2008-09-05 Cary Coutant <ccoutant@google.com>
9429 * fileread.cc (File_read::make_view): Add check for attempt to map
9432 2008-09-05 Cary Coutant <ccoutant@google.com>
9434 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9435 explicit instantiations.
9437 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9440 * options.cc (General_options::finalize): Allow undefined symbols
9441 in shlibs if linking -shared.
9444 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9445 symbols as not needing a dynsym entry.
9447 2008-08-20 Craig Silverstein <csilvers@google.com>
9449 * fileread.cc (File_read::open): Do not lock the file unless it
9450 was successfully opened.
9452 2008-08-14 Cary Coutant <ccoutant@google.com>
9454 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9455 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9456 * testsuite/tls_test.cc (struct int128): 128-bit struct
9457 for testing TLS relocs with non-zero addend.
9458 (v12): New TLS variable.
9460 (t_last): Add check for v12.
9461 * testsuite/tls_test.h (t12): New function.
9462 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9464 2008-08-13 Ian Lance Taylor <iant@google.com>
9466 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9467 set tls_segment_ or relro_segment_.
9468 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9470 * output.h (Output_section::clear_is_relro): New function.
9471 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9472 sections specially even when output_data_ is empty.
9473 (Output_segment::maximum_alignment): When first section is relro,
9474 only force alignment for PT_LOAD segments.
9475 * script.cc (script_data_segment_align): New function.
9476 (script_data_segment_relro_end): New function.
9477 * script-c.h (script_data_segment_align): Declare.
9478 (script_data_segment_relro_end): Declare.
9479 * script-sections.h (class Script_sections): Declare
9480 data_segment_align and data_segment_relro_end. Add fields
9481 segment_align_index_ and saw_relro_end_.
9482 * script-sections.cc (class Sections_element): Add set_is_relro
9483 virtual function. Add new bool* parameter to place_orphan_here.
9484 Add get_output_section virtual function.
9485 (class Output_section_definition): Add set_is_relro. Add new
9486 bool* parameter to place_orphan_here. Add get_output_section.
9487 Add is_relro_ field.
9488 (Output_section_definition::Output_section_definition): Initialize
9489 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9490 and is_relro_ fields.
9491 (Output_section_definition::place_orphan_here): Add is_relro
9493 (Output_section_definition::set_section_addresses): Set relro for
9495 (Output_section_definition::alternate_constraint): Likewise.
9496 (class Orphan_output_section): Add new bool* parameter to
9497 place_orphan_here. Add get_output_section.
9498 (Orphan_output_section::place_orphan_here): Add is_relro
9500 (Script_sections::Script_sections): Initialize
9501 data_segment_align_index_ and saw_relro_end_.
9502 (Script_sections::data_segment_align): New function.
9503 (Script_sections::data_segment_relro_end): New function.
9504 (Script_sections::place_orphan): Set or clear is_relro.
9505 (Script_sections::set_section_addresses): Force alignment of first
9507 * yyscript.y (exp): Call script_data_segment_align and
9508 script_data_segment_relro_end.
9509 * testsuite/relro_script_test.t: New file.
9510 * testsuite/relro_test.cc (using_script): Declare.
9511 (t1, t2): Test using_script.
9512 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9513 (relro_script_test_SOURCES): Define.
9514 (relro_script_test_DEPENDENCIES): Define.
9515 (relro_script_test_LDFLAGS): Define.
9516 (relro_script_test_LDADD): Define.
9517 (relro_script_test.so): New target.
9518 * testsuite/Makefile.in: Rebuild.
9520 2008-08-06 Cary Coutant <ccoutant@google.com>
9522 * archive.cc (Archive::total_archives, Archive::total_members)
9523 (Archive::total_members_loaded): New variables.
9524 (Archive::setup): Add parameter. Add option to preread
9526 (Archive::read_armap): Add counter.
9527 (Archive::get_file_and_offset): New function.
9528 (Archive::get_elf_object_for_member): New function.
9529 (Archive::read_all_symbols): New function.
9530 (Archive::read_symbols): New function.
9531 (Archive::add_symbols): Add counters.
9532 (Archive::include_all_members): Use armap to find members if it's
9534 (Archive::include_member): Skip reading symbols if already read.
9535 Factored code into Archive::get_file_and_offset and
9536 Archive::get_elf_object_for_member. Changed call to
9537 Mapfile::report_include_archive_member.
9538 (Archive::print_stats): New function.
9539 * archive.h: Declare Object and Read_symbols_data classes.
9540 (Archive::Archive): Add initializers for new members.
9541 (Archive::setup): Add parameter.
9542 (Archive::print_stats): New function.
9543 (Archive::total_archives, Archive::total_members)
9544 (Archive::total_members_loaded): New variables.
9545 (Archive::get_file_and_offset): New function.
9546 (Archive::get_elf_object_for_member): New function.
9547 (Archive::read_all_symbols): New function.
9548 (Archive::read_symbols): New function.
9549 (Archive::Archive_member): New class.
9550 (Archive::members_): New member.
9551 (Archive::num_members_): New member.
9552 * main.cc: Include archive.h.
9553 (main): Call Archive::print_stats.
9554 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9555 archive parameter; member_name is now the fully-decorated name.
9556 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9557 * options.h: (General_options): Add --preread-archive-symbols option.
9558 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9561 2008-08-04 Ian Lance Taylor <iant@google.com>
9563 * symtab.h (Symbol::use_plt_offset): New function.
9564 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9565 * powerpc.cc (Relocate::relocate): Likewise.
9566 * sparc.cc (Relocate::relocate): Likewise.
9567 * x86_64.cc (Relocate::relocate): Likewise.
9568 * testsuite/weak_plt.sh: New test.
9569 * testsuite/weak_plt_main.cc: New test.
9570 * testsuite/weak_plt_shared.cc: New test.
9571 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9572 (check_PROGRAMS): Add weak_plt.
9573 (check_DATA): Add weak_plt_shared.so.
9574 (weak_plt_main_pic.o, weak_plt): New targets.
9575 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9576 * testsuite/Makefile.in: Rebuild.
9578 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9580 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9581 * testsuite/Makefile.in: Rebuild.
9583 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9585 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9586 * Makefile.in: Regenerate.
9587 * po/POTFILES.in: Regenerate.
9589 2008-07-29 Ian Lance Taylor <iant@google.com>
9591 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9592 symbols before other symbols.
9593 * testsuite/script_test_2.cc (test_addr): Declare.
9594 (test_addr_alias): Declare.
9595 (main): Check that test_addr and test_addr_alias have the right
9597 * testsuite/script_test_2.t: Define test_addr_alias and
9600 2008-07-24 Ian Lance Taylor <iant@google.com>
9603 * descriptors.cc: New file.
9604 * descriptors.h: New file.
9605 * gold-threads.h (class Hold_optional_lock): New class.
9606 * fileread.cc: Include "descriptors.h".
9607 (File_read::~File_read): Release descriptor rather than closing
9609 (File_read::open) [file]: Call open_descriptor rather than open.
9610 Set is_descriptor_opened_.
9611 (File_read::open) [memory]: Assert that descriptor is not open.
9612 (File_read::reopen_descriptor): New function.
9613 (File_read::release): Release descriptor.
9614 (File_read::do_read): Make non-const. Reopen descriptor.
9615 (File_read::read): Make non-const.
9616 (File_read::make_view): Reopen descriptor.
9617 (File_read::do_readv): Likewise.
9618 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9619 Update declarations.
9620 * layout.cc: Include "descriptors.h".
9621 (Layout::create_build_id): Use open_descriptor rather than open.
9622 * output.cc: Include "descriptors.h".
9623 (Output_file::open): Use open_descriptor rather than open.
9624 * archive.cc (Archive::const_iterator): Change Archive to be
9626 (Archive::begin, Archive::end): Make non-const.
9627 (Archive::count_members): Likewise.
9628 * archive.h (class Archive): Update declarations.
9629 * object.h (Object::read): Make non-const.
9630 * Makefile.am (CCFILES): Add descriptors.cc.
9631 (HFILES): Add descriptors.h.
9632 * Makefile.in: Rebuild.
9635 * gold.h: Always include <clocale>. Add Solaris workarounds
9636 following code in binutils/sysdep.h.
9639 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9640 this->eh_frame_hdr_ is NULL before using it.
9642 * dynobj.cc (Versions::Versions): Update comment.
9644 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9645 the base version name.
9647 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9648 array size plus one.
9649 (Stringpool_template::set_string_offsets): Subtract one from key
9650 before using it as an array index.
9651 (Stringpool_template::get_offset_with_length): Likewise.
9652 (Stringpool_template::write_to_buffer): Likewise.
9653 * stringpool.h (Stringpool_template::get_offset_from_key):
9656 2008-07-23 Ian Lance Taylor <iant@google.com>
9659 * object.h (Merged_symbol_value::value): Do our best to handle a
9663 * script.cc (Version_script_info::get_versions): Don't add empty
9664 version tag to return value.
9665 (Version_script_info::get_symbol_version_helper): Change return
9666 type to bool. Add pversion parameter. Change all callers.
9667 (script_register_vers_node): Don't require a non-NULL tag.
9668 * script.h (class Version_script_info): Update declarations.
9669 (Version_script_info::get_symbol_version): Change return type to
9670 bool. Add version parameter. Change all callers.
9671 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9672 handling. Handle an empty version from a version script.
9673 (Symbol_table::define_special_symbol): Likewise.
9674 * testsuite/ver_test_10.script: New file.
9675 * testsuite/ver_test_10.sh: New file.
9676 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9677 (check_DATA): Add ver_test_10.syms.
9678 (ver_test_10.syms, ver_test_10.so): New target.
9679 * testsuite/Makefile.in: Rebuild.
9681 2008-07-23 Simon Baldwin <simonb@google.com>
9683 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9684 to zero for undefined symbols from dynamic libraries.
9686 2008-07-23 Ian Lance Taylor <iant@google.com>
9688 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9690 * symtab.h (class Symbol_table): Update declaration.
9691 * testsuite/ver_test_9.cc: New file.
9692 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9693 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9694 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9695 (ver_test_9.so, ver_test_9.o): New targets.
9696 * testsuite/Makefile.in: Rebuild.
9698 2008-07-22 Ian Lance Taylor <iant@google.com>
9700 * options.h (class General_options): Define --check-sections.
9701 * layout.cc (Layout::set_segment_offsets): Handle
9704 * options.h (class General_options): Define -n/--nmagic and
9706 * options.cc (General_options::finalize): For -n/--nmagic or
9707 -N/--omagic, set -static.
9708 * layout.cc (Layout::attach_allocated_section_to_segment): If
9709 -N/--omagic, don't put read-only and read-write sections in
9711 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9712 finding a read-only segment.
9713 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9714 don't set the minimum segment alignment to the common page size,
9715 and don't set the file offset to the address modulo the page size.
9716 * script-sections.cc (Script_sections::create_segments): If
9717 -n/--omagic, don't put read-only and read-write sections in
9720 * cref.cc: New file.
9722 * options.h (class General_options): Add --print-symbol-counts.
9723 * main.cc (main): Issue defined symbol report if requested.
9724 * archive.cc (Archive::interpret_header): Make into a const member
9726 (Archive::add_symbols): Call Input_objects::archive_start and
9728 (Archive::const_iterator): Define new class.
9729 (Archive::begin, Archive::end): New functions.
9730 (Archive::include_all_members): Rewrite to use iterator.
9731 (Archive::count_members): New function.
9732 * archive.h (class Archive): Update declarations.
9733 (Archive::filename): New function.
9734 * object.cc: Include "cref.h".
9735 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9736 (Sized_relobj::do_get_global_symbol_counts): New function.
9737 (Input_objects::add_object): Add object to cross-referencer.
9738 (Input_objects::archive_start): New function.
9739 (Input_objects::archive_stop): New function.
9740 (Input_objects::print_symbol_counts): New function.
9741 * object.h: Declare Cref and Archive.
9742 (Object::get_global_symbol_counts): New function.
9743 (Object::do_get_global_symbol_counts): New pure virtual function.
9744 (class Sized_relobj): Add defined_count_ field. Update
9746 (class Input_objects): Add cref_ field. Update constructor.
9747 Update declarations.
9748 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9750 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9752 (Sized_dynobj::do_get_global_symbol_counts): New function.
9753 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9754 defined_count_. Update declarations. Define Symbols typedef.
9755 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9756 parameter. Change all callers.
9757 (Symbol_table::add_from_dynobj): Add sympointers and defined
9758 parameters. Change all callers.
9759 * symtab.h (class Symbol_table): Update declarations.
9760 * Makefile.am (CCFILES): Add cref.cc.
9761 (HFILES): Add cref.h.
9762 * Makefile.in: Rebuild.
9764 2008-07-22 Simon Baldwin <simonb@google.com>
9766 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9767 to zero when writing undefined symbols.
9769 2008-07-22 Ian Lance Taylor <iant@google.com>
9771 * output.cc (Output_section::add_input_section): Don't try to
9772 merge empty merge sections.
9774 2008-07-21 Craig Silverstein <csilvers@google.com>
9776 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9777 Include symbol version in error message.
9779 2008-07-20 Chris Demetriou <cgd@google.com>
9781 * configure.ac (gold_cv_c_random_seed): New configured variable.
9782 (RANDOM_SEED_CFLAGS): New substituted variable.
9783 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9784 * configure: Rebuild.
9785 * Makefile.in: Likewise.
9786 * testsuite/Makefile.in: Likewise.
9788 2008-07-18 Ian Lance Taylor <iant@google.com>
9790 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9791 where we see NAME/NULL and NAME/VERSION as separate symbols.
9792 * testsuite/ver_test_main.cc (main): Call t4.
9793 (t4, t4_2a): Define.
9794 * testsuite/ver_test_2.cc (t4_2): Define.
9795 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9796 * testsuite/ver_test_4.cc (t4_2a): Define.
9797 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9798 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9800 2008-07-17 Ian Lance Taylor <iant@google.com>
9802 * dynobj.cc (Versions::add_def): If we give an error about a
9803 missing version, go ahead and create the version anyhow.
9805 2008-07-10 Ian Lance Taylor <iant@google.com>
9807 Handle output sections with more than 0x7fffffff bytes.
9808 * object.h (class Relobj): Change map_to_output_ to
9809 output_sections_, and just keep a section pointer. Change all
9810 uses. Move comdat group support to Sized_relobj.
9811 (Relobj::is_section_specially_mapped): Remove.
9812 (Relobj::output_section): Remove poff parameter. Change all
9814 (Relobj::output_section_offset): New function.
9815 (Relobj::set_section_offset): Rewrite.
9816 (Relobj::map_to_output): Remove.
9817 (Relobj::output_sections): New function.
9818 (Relobj::do_output_section_offset): New pure virtual function.
9819 (Relobj::do_set_section_offset): Likewise.
9820 (class Sized_relobj): Add section_offsets_ field. Add comdat
9821 group support from Relobj. Update declarations.
9822 (Sized_relobj::get_output_section_offset): New function.
9823 (Sized_relobj::do_output_section_offset): New function.
9824 (Sized_relobj::do_set_section_offset): New function.
9825 * object.cc (Relobj::output_section_address): Remove.
9826 (Sized_relobj::Sized_relobj): Initialize new fields.
9827 (Sized_relobj::include_section_group): Cast find_kept_object to
9829 (Sized_relobj::include_linkonce_section): Likewise.
9830 (Sized_relobj::do_layout): Use separate arrays for output section
9832 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9834 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9835 output_sections and section_offsets.
9836 (Sized_relobj::write_local_symbols): Likewise.
9837 (map_to_kept_section): Compute output address directly.
9838 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9839 output_sections and section_offsets.
9840 (Sized_relobj::write_sections): Likewise.
9841 (Sized_relobj::relocate_sections): Likewise.
9842 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9843 * output.h (class Output_reloc): Update declarations. Change
9844 u2_.relobj to Sized_relobj*.
9845 (class Output_data_reloc): Change add functions to use
9847 * output.cc (Output_reloc::Output_reloc): Change relobj to
9849 (Output_reloc::local_section_offset): Change return type to
9850 Elf_Addr. Use get_output_section_offset.
9851 (Output_reloc::get_address): Likewise.
9852 (Output_section::is_input_address_mapped): Don't call
9853 is_section_specially_mapped.
9854 (Output_section::output_offset): Likewise.
9855 (Output_section::output_address): Likewise.
9856 (Output_section::starting_output_address): Likewise.
9857 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9858 parameter to Sized_relobj*.
9859 (Copy_relocs::need_copy_reloc): Likewise.
9860 (Copy_relocs::save): Likewise.
9861 * copy-relocs.h (class Copy_relocs): Update declarations.
9862 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9863 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9864 * target-reloc.h (relocate_for_relocatable): Change
9865 offset_in_output_section type to Elf_Addr. Change code that uses
9867 * layout.cc (Layout::layout): Always set *off.
9868 * mapfile.cc (Mapfile::print_input_section): Use
9869 output_section_offset.
9870 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9872 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9873 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9874 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9876 2008-07-03 Ian Lance Taylor <iant@google.com>
9878 * layout.cc (Layout::include_section): Do not discard unrecognized
9879 SHT_STRTAB sections.
9881 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9883 * script.cc (Lex::can_continue_name): Make '?' allowable in
9884 version-script names.
9885 * testsuite/version_script.map: Change glob pattern to use '?'
9887 2008-06-30 Manish Singh <yosh@gimp.org>
9890 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9893 2008-06-30 Ian Lance Taylor <iant@google.com>
9897 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9898 versions]: Don't try to read the value in the contents, since we
9899 don't use it. Use the template endianness when writing.
9901 2008-06-25 Cary Coutant <ccoutant@google.com>
9903 * fileread.cc (File_read::make_view): Assert on zero-length view.
9904 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9905 symbol table when there are no symbols to read.
9907 2008-06-23 Craig Silverstein <csilvers@google.com>
9909 * version.cc (version_string): Bump to 1.7
9911 2008-06-18 Craig Silverstein <csilvers@google.com>
9913 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9914 constant 0xFFFF to type Valtype.
9915 (Powerpc_relocate_functions::rel16_ha): Likewise.
9917 2008-06-17 Ian Lance Taylor <iant@google.com>
9919 * output.h (Output_section::Input_section): Initialize p2align_ to
9920 zero for Output_section_data constructors.
9921 (Output_section::Input_section::addralign): If not an input
9922 section, return the alignment of the Output_section_data.
9923 * testsuite/copy_test.cc: New file.
9924 * testsuite/copy_test_1.cc: New file.
9925 * testsuite/copy_test_2.cc: New file.
9926 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9927 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9928 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9929 (copy_test_1_pic.o, copy_test_1.so): New targets.
9930 (copy_test_2_pic.o, copy_test_2.so): New targets.
9931 * testsuite/Makefile.in: Rebuild.
9933 * script-sections.cc (Script_sections::place_orphan): Initialize
9934 local variable exact.
9936 2008-06-13 David Edelsohn <edelsohn@gnu.org>
9938 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
9940 2008-06-12 David Edelsohn <edelsohn@gnu.org>
9941 David S. Miller <davem@davemloft.net>
9943 * powerpc.cc: New file.
9944 * Makefile.am (TARGETSOURCES): Add powerpc.cc
9945 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
9946 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
9947 * Makefile.in: Rebuild.
9949 2008-06-09 Ian Lance Taylor <iant@google.com>
9951 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
9953 (throwing, orig_terminate): New static variables.
9954 (terminate_handler): New static function.
9955 (t2): Set terminate handler.
9957 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
9960 * binary.cc (Binary_to_elf::sized_convert): Fix .data
9963 2008-05-30 Cary Coutant <ccoutant@google.com>
9965 * archive.cc (Archive::include_all_members) Correct to step
9966 over symbol table and extended name table in thin archives.
9968 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
9971 * target-reloc.h (relocate_for_relocatable): Fix new_offset
9974 2008-05-28 Caleb Howe <cshowe@google.com>
9976 * reduced_debug_output.cc: New file.
9977 * reduced_debug_output.h: New file.
9978 * options.h (class General_options): Add --strip-debug-non-line.
9979 * options.cc (General_options::finalize): Add strip_debug_non_line
9980 to the strip heirarchy.
9981 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
9983 * layout.cc: Include "reduced_debug_output.h".
9984 (Layout::Layout): Initialize new fields.
9985 (line_only_debug_sections): New static array.
9986 (is_lines_only_debug_sections): New static inline function.
9987 (Layout::include_section): Handle --strip-debug-non-line.
9988 (Layout::make_output_section): If --strip-debug-non-line, build
9989 new output sections for .debug_abbrev and .debug_info.
9990 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
9991 gold. Warn about possible overflow.
9992 (read_signed_LEB_128): Likewise.
9993 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
9994 (read_signed_LEB_128): Declare.
9995 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
9996 (HFILES): Add reduced_debug_output.h.
9997 * Makefile.in: Rebuild.
9999 2008-05-21 Ian Lance Taylor <iant@google.com>
10001 * mapfile.cc: New file.
10002 * mapfile.h: New file.
10003 * options.h (class General_options): Add -M/--print-map and -Map.
10004 * options.cc (General_options::finalize): Make -M equivalent to
10006 * main.cc: Include <cstdio> and "mapfile.h".
10007 (main): Open mapfile if requested.
10008 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10009 constructor. Change caller.
10010 (queue_initial_tasks): Add mapfile parameter. Change caller.
10011 (queue_middle_tasks): Likewise.
10012 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10014 * archive.cc: Include "mapfile.h".
10015 (Archive::add_symbols): Add mapfile parameter. Change all
10016 callers. Pass mapfile, symbol, and reason to include_member.
10017 (Archive::include_all_members): Add mapfile parameter. Change all
10019 (Archive::include_member): Add mapfile, sym, and why parameters.
10020 Change all callers. Report inclusion to map file.
10021 * archive.h: Include "fileread.h".
10022 (class Archive): Update declarations.
10023 (Archive::file): New const method.
10024 (class Add_archive_symbols): Add mapfile_ field. Update
10025 constructor. Change all callers.
10026 * readsyms.h (class Read_symbols): Likewise.
10027 (class Finish_group): Likewise.
10028 (class Read_script): Likewise.
10029 * common.cc: Include "mapfile.h".
10030 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10032 (Symbol_table::do_allocate_commons): Likewise.
10033 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10034 symbol allocation to mapfile.
10035 * common.h (class Allocate_commons_task): Add mapfile_ field.
10036 Update constructor. Change all callers.
10037 * symtab.h (class Symbol_table): Update declarations.
10038 * layout.cc: Include "mapfile.h".
10039 (Layout_task_runner::run): Print information to mapfile.
10040 (Layout::create_gold_note): Change Output_data_fixed_space to
10041 Output_data_zero_fill.
10042 (Layout::create_build_id): Likewise.
10043 (Layout::print_to_mapfile): New function.
10044 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10045 constructor. Change caller.
10046 (class Layout): Declare print_to_mapfile.
10047 * output.cc (Output_section::Input_section::print_to_mapfile): New
10049 (Output_section::add_input_section): If producing a map, always
10050 add to input_sections_ list.
10051 (Output_section::do_print_to_mapfile): New function.
10052 (Output_segment::print_sections_to_mapfile): New function.
10053 (Output_segment::print_section_list_to_mapfile): New function.
10054 * output.h: Include "mapfile.h".
10055 (Output_data::print_to_mapfile): New function.
10056 (Output_data::do_print_to_mapfile): New virtual function.
10057 (Output_segment_headers::do_print_to_mapfile): New function.
10058 (Output_file_header::do_print_to_mapfile): New function.
10059 (Output_data_const::do_print_to_mapfile): New function.
10060 (class Output_data_const_buffer): Add map_name_ field. Update
10061 constructor. Change all callers. Add do_print_to_mapfile
10063 (class Output_data_fixed_space): Likewise.
10064 (class Output_data_space): Likewise.
10065 (class Output_data_zero_fill): New class.
10066 (Output_data_strtab::do_print_to_mapfile): New function.
10067 (Output_data_reloc_base::do_print_to_mapfile): New function.
10068 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10069 (Output_data_group::do_print_to_mapfile): New function.
10070 (Output_data_got::do_print_to_mapfile): New function.
10071 (Output_data_dynamic::do_print_to_mapfile): New function.
10072 (Output_symtab_xindex::do_print_to_mapfile): New function.
10073 (class Output_section): Declare do_print_to_mapflie. Declare
10074 print_to_mapfile in Input_section.
10075 (class Output_segment): Declare new functions.
10076 * object.h (Sized_relobj::symbol_count): New function.
10077 * script-sections.cc
10078 (Output_section_element_dot_assignment::set_section_addresses):
10079 Change Output_data_fixed_space to Output_data_zero_fill.
10080 (Output_data_expression::do_print_to_mapfile): New function.
10081 * script.cc (read_input_script): Add mapfile parameter. Change
10083 * script.h (read_input_script): Update declaration.
10084 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10085 (Eh_frame::do_print_to_mapfile): New function.
10086 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10087 (Output_merge_string::do_print_to_mapfile): New function.
10088 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10090 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10092 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10094 * Makefile.am (CCFILES): Add mapfile.cc.
10095 (HFILES): Add mapfile.h.
10096 * Makefile.in: Rebuild.
10098 2008-05-19 Ian Lance Taylor <iant@google.com>
10100 * options.h (class General_options): Add -z relro.
10101 * layout.cc (Layout::Layout): Initialize relro_segment_.
10102 (Layout::add_output_section_data): Return the output section.
10103 (Layout::make_output_section): Rcognize relro sections and mark
10104 them appropriately.
10105 (Layout::attach_allocated_section_to_segment): Put relro sections
10106 in a PT_GNU_RELRO segment.
10107 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10109 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10111 (Layout::linkonce_mapping): Map d.rel.ro.local to
10112 .data.rel.ro.local.
10113 (Layout::output_section_name): Us .data.rel.ro.local for any
10114 section which begins with that.
10115 * layout.h (class Layout): Update add_output_section_data
10116 declaration. Add relro_segment_ field.
10117 * output.cc (Output_section::Output_section): Initialize is_relro_
10118 and is_relro_local_ fields.
10119 (Output_segment::add_output_section): Group relro sections.
10120 (Output_segment::is_first_section_relro): New function.
10121 (Output_segment::maximum_alignment): If there is a relro section,
10122 align the segment to the common page size.
10123 (Output_segment::set_section_addresses): Track whether we are
10124 looking at relro sections. If the last section is a relro
10125 section, align to the common page size.
10126 (Output_segment::set_section_list_addresses): Add in_relro
10127 parameter. Change all callers. Align to the page size when
10128 moving from relro to non-relro section.
10129 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10131 * output.h (class Output_section): Add is_relro_ and
10132 is_relro_local_ fields.
10133 (Output_section::is_relro): New function.
10134 (Output_section::set_is_relro): New function.
10135 (Output_section::is_relro_local): New function.
10136 (Output_section::set_is_relro_local): New function.
10137 (class Output_segment): Update declarations.
10138 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10139 * sparc.cc (Target_sparc::got_section): Likewise.
10140 * x86_64.cc (Target_x86_64::got_section): Likewise.
10141 * testsuite/relro_test_main.cc: New file.
10142 * testsuite/relro_test.cc: New file.
10143 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10144 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10145 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10146 (relro_test.so, relro_test_pic.o): New targets.
10147 * testsuite/Makefile.in: Rebuild.
10149 2008-05-16 Ian Lance Taylor <iant@google.com>
10151 * output.cc (Output_segment::add_output_section): Remove front
10153 * output.h (class Output_segment): Remove
10154 add_initial_output_section and overloaded add_output_section.
10155 Update declaration of remaining add_output_section.
10156 * layout.cc (Layout::create_interp): Call add_output_section
10157 rather than add_initial_output_section.
10158 (Layout::finish_dynamic_section): Likewise.
10160 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10161 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10162 know the dynamic type.
10163 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10164 field. Initialize it in constructor.
10165 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10166 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10167 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10170 * output.cc (Output_reloc::get_address): Change return type to
10172 * output.h (class Output_reloc): Update get_address declaration.
10173 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10174 for section addresses.
10176 2008-05-09 Ian Lance Taylor <iant@google.com>
10179 * gold.cc (gold_nomem): Use return value of write.
10181 2008-05-08 Ian Lance Taylor <iant@google.com>
10183 * symtab.c (Symbol::init_base_output_data): Add version
10184 parameter. Change all callers.
10185 (Symbol::init_base_output_segment): Likewise.
10186 (Symbol::init_base_constant): Likewise.
10187 (Symbol::init_base_undefined): Likewise.
10188 (Sized_symbol::init_output_data): Likewise.
10189 (Sized_symbol::init_output_segment): Likewise.
10190 (Sized_symbol::init_constant): Likewise.
10191 (Sized_symbol::init_undefined): Likewise.
10192 (Symbol_table::do_define_in_output_data): If the new symbol has a
10193 version, mark it as the default.
10194 (Symbol_table::do_define_in_output_segment): Likewise.
10195 (Symbol_table::do_define_as_constant): Likewise.
10196 * symtab.h (class Symbol): Update declarations.
10197 (class Sized_symbol): Likewise.
10198 * resolve.cc (Symbol::override_version): New function.
10199 (Symbol::override_base): Call override_version.
10200 (Symbol::override_base_with_special): Likewise.
10201 * testsuite/ver_script_8.script: New file.
10202 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10203 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10204 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10205 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10207 2008-05-06 Ian Lance Taylor <iant@google.com>
10210 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10212 (class General_options): Remove existing --undefined, and add
10213 --no-undefined instead. Add new --undefined as synonym for -u.
10214 * archive.cc (Archive::add_symbols): Check whether symbol was
10216 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10217 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10218 all uses. Add IS_UNDEFINED. Update declarations to split
10219 different versions of init_base. Declare init_base_undefined.
10220 (Symbol::is_defined): Handle IS_UNDEFINED.
10221 (Symbol::is_undefined): Likewise.
10222 (Symbol::is_weak_undefined): Call is_undefined.
10223 (Symbol::is_absolute): Handle IS_CONSTANT.
10224 (class Sized_symbol): Update declarations to split different
10225 versions of init. Declare init_undefined.
10226 (class Symbol_table): Declare new functions.
10227 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10228 Change all callers.
10229 (Symbol::init_base_output_data): Likewise.
10230 (Symbol::init_base_output_segment): Likewise.
10231 (Symbol::init_base_constant): Likewise.
10232 (Symbol::init_base_undefined): New function.
10233 (Sized_symbol::init_object): Rename from init. Change all
10235 (Sized_symbol::init_output_data): Likewise.
10236 (Sized_symbol::init_output_segment): Likewise.
10237 (Sized_symbol::init_constant): Likewise.
10238 (Sized_symbol::init_undefined): New function.
10239 (Symbol_table::add_undefined_symbols_from_command_line): New
10241 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10243 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10244 (Symbol::output_section): Likewise.
10245 (Symbol::set_output_section): Likewise.
10246 (Symbol_table::sized_finalize_symbol): Likewise.
10247 (Symbol_table::sized_write_globals): Likewise.
10248 * resolve.cc (Symbol_table::should_override): Likewise.
10249 (Symbol::override_base_with_special): Likewise.
10251 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10252 symbol, change it to have default visibility.
10253 * testsuite/protected_1.cc: New file.
10254 * testsuite/protected_2.cc: New file.
10255 * testsuite/protected_3.cc: New file.
10256 * testsuite/protected_main_1.cc: New file.
10257 * testsuite/protected_main_2.cc: New file.
10258 * testsuite/protected_main_3.cc: New file.
10259 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10260 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10261 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10262 (protected_1.so): New target.
10263 (protected_1_pic.o, protected_2_pic.o): New targets.
10264 (protected_3_pic.o): New target.
10265 (check_PROGRAMS): Add protected_2.
10266 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10267 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10268 * testsuite/Makefile.in: Rebuild.
10270 * options.h (DEFINE_var): Add set_user_set_##varname__.
10271 (DEFINE_bool_alias): New macro.
10272 (class General_options): Define -Bstatic using DEFINE_bool_alias
10273 rather than DEFINE_special. Add --undefined as an alias for -z
10275 * options.cc (General_options::parse_Bstatic): Remove.
10277 * options.h (class General_options): Add --fatal-warnings.
10278 * main.cc (main): Implement --fatal-warnings.
10279 * errors.h (Errors::warning_count): New function.
10281 * options.h (class General_options): Add -Bsymbolic-functions.
10282 * symtab.h (Symbol::is_preemptible): Check for
10283 -Bsymbolic-functions.
10285 2008-05-05 Ian Lance Taylor <iant@google.com>
10287 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10288 as noVARNAME rather than no-VARNAME.
10289 (class General_options): Add option -z combreloc.
10290 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10292 (Output_reloc::sort_before) [SHT_REL]: New function.
10293 (Output_reloc::sort_before) [SHT_RELA]: New function.
10294 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10295 Sort_relocs_comparison.
10296 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10297 parameter. Change all callers.
10298 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10299 sort_relocs parameter. Change all callers.
10300 * output.cc (Output_reloc::get_address): New function, broken out
10302 (Output_reloc::write_rel): Call it.
10303 (Output_reloc::compare): New function.
10304 (Output_data_reloc_base::do_write): Optionally sort relocs.
10306 * configure.ac: If targ_extra_obj is set, link it in.
10307 * configure.tgt: Initialize all variables.
10308 (x86_64*): Set targ_extra_obj and targ_extra_size.
10309 * configure: Rebuild.
10311 * object.cc (Sized_relobj::include_section_group): Adjust section
10312 indexes read from group data. Build vector to pass to
10314 * layout.cc (Layout::layout_group): Add flags and shndxes
10315 parameters. Remove contents parameter. Change caller. Update
10316 explicit instantiations.
10317 * layout.h (class Layout): Update layout_group declaration.
10318 * output.cc (Output_data_group::Output_data_group): Add flags and
10319 input_shndxes parameters. Remove contents parameter. Change
10321 (Output_data_group::do_write): Change input_sections_ to
10323 * output.h (class Output_data_group): Update constructor
10324 declaration. Rename input_sections_ to input_shndxes_.
10325 * testsuite/many_sections_test.cc: Add template.
10327 2008-04-30 Cary Coutant <ccoutant@google.com>
10329 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10331 * layout.cc (Layout::include_section): Refactored check for debug
10333 (Layout::add_comdat): Add new parameters. Change type
10334 of signature parameter. Add object and shndx to signatures table.
10335 (Layout::find_kept_object): New function.
10336 * layout.h: Include <cstring>.
10337 (Layout::is_debug_info_section): New function.
10338 (Layout::add_comdat): Add new parameters.
10339 (Layout::find_kept_object): New function.
10340 (Layout::Kept_section): New struct.
10341 (Layout::Signatures): Change type of map range.
10342 * object.cc (Relobj::output_section_address): New function.
10343 (Sized_relobj::include_section_group): Add new parameters. Change
10344 calls to Layout::add_comdat. Change to build table of kept comdat
10345 groups and table mapping discarded sections to kept sections.
10346 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10347 (Sized_relobj::do_layout): Change calls to include_section_group and
10348 include_linkonce_section.
10349 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10350 value to zero when section is discarded.
10351 (Sized_relobj::map_to_kept_section): New function.
10352 * object.h (Relobj::output_section_address): New function.
10353 (Relobj::Comdat_group): New type.
10354 (Relobj::find_comdat_group): New function.
10355 (Relobj::Comdat_group_table): New type.
10356 (Relobj::Kept_comdat_section): New type.
10357 (Relobj::Kept_comdat_section_table): New type.
10358 (Relobj::add_comdat_group): New function.
10359 (Relobj::set_kept_comdat_section): New function.
10360 (Relobj::get_kept_comdat_section): New function.
10361 (Relobj::comdat_groups_): New field.
10362 (Relobj::kept_comdat_sections_): New field.
10363 (Symbol_value::input_value): Update comment.
10364 (Sized_relobj::map_to_kept_section) New function.
10365 (Sized_relobj::include_linkonce_section): Add new parameter.
10366 * target-reloc.h (Comdat_behavior): New type.
10367 (get_comdat_behavior): New function.
10368 (relocate_section): Add code to map a discarded section to the
10369 corresponding kept section when applying a relocation.
10371 2008-04-30 Craig Silverstein <csilvers@google.com>
10373 * dwarf_reader.cc (next_generation_count): New static var.
10374 (Addr2line_cache_entry): New struct.
10375 (addr2line_cache): New static var.
10376 (Dwarf_line_info::one_addr2line): Added caching.
10377 (Dwarf_line_info::clear_addr2line_cache): New function.
10378 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10379 cache-size parameter.
10380 (Dwarf_line_info::one_addr2line_cache): New function.
10381 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10382 new cache-size argument to one_addr2line(), and clear cache.
10384 2008-04-28 Cary Coutant <ccoutant@google.com>
10386 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10387 R_386_PC8 relocations.
10389 2008-04-23 Ian Lance Taylor <iant@google.com>
10391 * object.cc (Sized_relobj::include_section_group): Check for
10392 invalid section group.
10394 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10397 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10398 than read for file header.
10399 * archive.cc (Archive::include_member): Likewise.
10401 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10403 * aclocal.m4: Regenerate.
10404 * configure: Regenerate.
10406 2008-04-19 Ian Lance Taylor <iant@google.com>
10408 * version.cc (version_string): Bump to 1.6.
10410 * testsuite/Makefile.am (many_sections_r_test): New target.
10411 (many_sections_r_test_SOURCES): Remove.
10412 (many_sections_r_test_DEPENDENCIES): Remove.
10413 (many_sections_r_test_LDFLAGS): Remove.
10414 (many_sections_r_test_LDADD): Remove.
10416 * object.cc (Sized_relobj::do_add_symbols): Always pass
10417 local_symbol_count_ to add_from_relobj.
10419 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10420 every thousand variables.
10421 * testsuite/Makefile.in: Rebuild.
10423 * object.cc (Xindex::initialize_symtab_xindex): New function.
10424 (Xindex::read_symtab_xindex): New function.
10425 (Xindex::sym_xindex_to_shndx): New function.
10426 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10428 (Sized_relobj::do_initialize_xindex): New function.
10429 (Sized_relobj::do_read_symbols): Adjust section links.
10430 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10431 parameter. Change all callers.
10432 (Sized_relobj::include_section_group): Adjust section links and
10433 symbol section indexes.
10434 (Sized_relobj::do_layout): Adjust section links.
10435 (Sized_relobj::do_count_local_symbols): Adjust section links and
10436 symbol section indexes.
10437 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10438 ordinary and special symbols.
10439 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10440 dynsym_xindex parameters. Change all callers. Adjust section
10441 links. Use SHN_XINDEX when needed.
10442 (Sized_relobj::get_symbol_location_info): Adjust section links.
10443 Don't get fooled by special symbols.
10444 * object.h (class Xindex): Define.
10445 (class Object): Add xindex_ parameter. Declare virtual functoin
10446 do_initialize_xindex.
10447 (Object::adjust_sym_shndx): New function.
10448 (Object::set_xindex): New protected function.
10449 (class Symbol_value): Add is_ordinary_shndx_ field.
10450 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10451 (Symbol_value::value): Assert ordinary section.
10452 (Symbol_value::initialize_input_to_output_map): Likewise.
10453 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10454 Change all callers.
10455 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10457 (class Sized_relobj): Update declarations.
10458 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10459 parameter. Change all callers.
10460 (Sized_relobj::adjust_shndx): New function.
10461 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10463 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10464 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10465 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10466 (Sized_dynobj::read_dynsym_section): Adjust section links.
10467 (Sized_dynobj::read_dynamic): Likewise.
10468 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10470 (Sized_dynobj::do_initialize_xindex): New function.
10471 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10472 do_initialize_xindex.
10473 (Sized_dynobj::adjust_shndx): New function.
10474 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10475 dynsym_xindex_ fields.
10476 (Layout::finalize): Add a call to set_section_indexes before
10477 creating the symtab sections.
10478 (Layout::set_section_indexes): Don't do anything if the section
10479 already has a section index.
10480 (Layout::create_symtab_sections): Add shnum parameter. Change
10481 caller. Create .symtab_shndx section if needed.
10482 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10484 (Layout::allocated_output_section_count): New function.
10485 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10487 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10488 fields. Update declarations.
10489 (Layout::symtab_xindex): New function.
10490 (Layout::dynsym_xindex): New function.
10491 (class Write_symbols_task): Add layout_ field.
10492 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10494 * output.cc (Output_section_headers::Output_section_headers): Add
10495 shstrtab_section parameter. Change all callers.
10496 (Output_section_headers::do_sized_write): Store overflow values
10497 for section count and section string table section index in
10498 section header zero.
10499 (Output_file_header::do_sized_write): Check for overflow of
10500 section count and section string table section index.
10501 (Output_symtab_xindex::do_write): New function.
10502 (Output_symtab_xindex::endian_do_write): New function.
10503 * output.h (class Output_section_headers): Add shstrtab_section_.
10504 Update declarations.
10505 (class Output_symtab_xindex): Define.
10506 (Output_section::has_out_shndx): New function.
10507 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10509 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10510 Change all callers.
10511 (Sized_symbol::init): Likewise.
10512 (Symbol::output_section): Check for ordinary symbol.
10513 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10514 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10516 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10517 Change all callers. Simplify handling of symbols from sections
10518 not included in the link.
10519 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10521 (Weak_alias_sorter::operator()): Assert that symbols are
10523 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10525 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10526 parameters. Change all callers.
10527 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10528 symbol distinction. Use SHN_XINDEX when needed.
10529 (Symbol_table::write_section_symbol): Add symtab_xindex
10530 parameter. Change all callers.
10531 (Symbol_table::sized_write_section_symbol): Likewise. Use
10532 SHN_XINDEX when needed.
10533 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10535 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10536 (Symbol::is_defined): Check is_ordinary.
10537 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10538 (Symbol::is_absolute, Symbol::is_common): Likewise.
10539 (class Sized_symbol): Update declarations.
10540 (class Symbol_table): Update declarations.
10541 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10542 parameters. Change all callers.
10543 (Sized_symbol::override): Likewise.
10544 (Symbol_table::override): Likewise.
10545 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10546 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10547 is_ordinary, and orig_st_shndx parameters. Change all callers.
10548 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10549 to be in an ordinary section.
10550 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10551 object and is_ordinary parameters. Change all callers.
10552 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10553 Change all callers. Don't add undefined or non-ordinary symbols
10555 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10556 Change all callers.
10557 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10559 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10560 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10561 (Sized_relobj::relocate_sections): Likewise.
10562 * target-reloc.h (scan_relocs): Adjust section symbol index.
10563 (scan_relocatable_relocs): Likewise.
10564 * i386.cc (Scan::local): Check for ordinary symbols.
10565 * sparc.cc (Scan::local): Likewise.
10566 * x86_64.cc (Scan::local): Likewise.
10567 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10568 to symbol_section_and_value.
10569 * testsuite/many_sections_test.cc: New file.
10570 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10571 (check_PROGRAMS): Add many_sections_test.
10572 (many_sections_test_SOURCES): Define.
10573 (many_sections_test_DEPENDENCIES): Define.
10574 (many_sections_test_LDFLAGS): Define.
10575 (BUILT_SOURCES): Add many_sections_define.h.
10576 (many_sections_define.h): New target.
10577 (BUILT_SOURCES): Add many_sections_check.h.
10578 (many_sections_check.h): New target.
10579 (check_PROGRAMS): Add many_sections_r_test.
10580 (many_sections_r_test_SOURCES): Define.
10581 (many_sections_r_test_DEPENDENCIES): Define.
10582 (many_sections_r_test_LDFLAGS): Define.
10583 (many_sections_r_test_LDADD): Define.
10584 (many_sections_r_test.o): New target.
10585 * testsuite/Makefile.in: Rebuild.
10587 2008-04-17 Cary Coutant <ccoutant@google.com>
10589 * errors.cc (Errors::info): New function.
10590 (gold_info): New function.
10591 * errors.h (Errors::info): New function.
10592 * gold.h (gold_info): New function.
10593 * object.cc (Input_objects::add_object): Print trace output.
10594 * options.cc (options::parse_set): New function.
10595 (General_options::parse_wrap): Deleted.
10596 (General_options::General_options): Deleted initializer.
10597 * options.h (options::String_set): New typedef.
10598 (options::parse_set): New function.
10599 (DEFINE_set): New macro.
10600 (General_options::wrap): Changed to use DEFINE_set. Changed
10601 callers of any_wrap_symbols and is_wrap_symbol.
10602 (General_options::trace, General_options::trace_symbol):
10604 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10605 (General_options::wrap_symbols_): Deleted.
10606 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10608 2008-04-17 David S. Miller <davem@davemloft.net>
10610 * options.cc (General_options::parse_V): New function.
10611 * options.h: Add entries for -V and -Qy.
10613 2008-04-17 Ian Lance Taylor <iant@google.com>
10615 * common.cc (Symbol_table::allocate_commons): Remove options
10616 parameter. Change caller.
10617 (Symbol_table::do_allocate_commons): Remove options parameter.
10618 Change caller. Just call do_allocate_commons_list twice.
10619 (Symbol_table::do_allocate_commons_list): New function, broken out
10620 of do_allocate_commons.
10621 * common.h (class Allocate_commons_task): Remove options_ field.
10622 Update constructor.
10623 * symtab.cc (Symbol_table::Symbol_table): Initialize
10625 (Symbol_table::add_from_object): Put TLS common symbols on
10627 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10628 which are IN_OUTPUT_DATA.
10629 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10630 allocate_commons and do_allocate_commons declarations. Declare
10631 do_allocate_commons_list.
10632 * gold.cc (queue_middle_tasks): Update creation of
10633 Allocate_commons_task to not pass options.
10634 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10635 (TLS_TEST_C_FLAGS): New variable.
10636 (tls_test_c_pic.o): New target.
10637 (tls_test_shared.so): Link in tls_test_c_pic.o.
10638 (tls_test_c_pic_ie.o): New target.
10639 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10640 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10641 (tls_test_c.o): New target.
10642 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10643 (tls_pic_test_LDADD): Likewise.
10644 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10645 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10646 (tls_test_c_gnu2.o): New target.
10647 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10649 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10650 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10651 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10652 * testsuite/tls_test.cc: Include "config.h".
10653 (t_last): Call t11_last.
10654 * testsuite/tls_test.h (t11, t11_last): Declare.
10655 * testsuite/tls_test_c.c: New file.
10656 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10657 * configure.ac: Check for OpenMP support.
10658 * configure, config.in, Makefile.in: Rebuild.
10659 * testsuite/Makefile.in: Rebuild.
10661 2008-04-16 Cary Coutant <ccoutant@google.com>
10663 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10664 (Target_i386::tls_base_symbol_defined_): New field.
10665 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10666 (Target_i386::Scan::global): Likewise.
10667 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10668 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10669 (Target_x86_64::tls_base_symbol_defined_): New field.
10670 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10671 (Target_x86_64::Scan::global): Likewise.
10673 2008-04-16 Cary Coutant <ccoutant@google.com>
10675 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10676 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10677 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10678 building shared libraries.
10679 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10680 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10681 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10682 * testsuite/Makefile.in: Rebuild.
10683 * testsuite/weak_undef.h: New file.
10684 * testsuite/weak_undef_file1.cc: Add extra test cases.
10685 * testsuite/weak_undef_file2.cc: Likewise.
10686 * testsuite/weak_undef_test.cc: Likewise.
10688 2008-04-16 David S. Miller <davem@davemloft.net>
10690 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10691 Add issued_non_pic_error_ field. Declare check_non_pic.
10692 (Target_sparc::Scan::check_non_pic): New function.
10693 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10694 (Target_sparc::Scan::global): Likewise.
10696 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10697 * configure: Rebuild.
10699 * options.h (DEFINE_enable): New macro.
10700 (new_dtags): New enable option.
10701 (initfirst, interpose, loadfltr, nodefaultlib,
10702 nodelete, nodlopen, nodump): New -z options.
10703 * layout.cc (Layout:finish_dynamic_section): If new
10704 dtags enabled, emit DT_RUNPATH. Also, emit a
10705 DT_FLAGS_1 containing any specified -z flags.
10707 2008-04-16 Ian Lance Taylor <iant@google.com>
10709 * copy-relocs.cc: New file.
10710 * copy-relocs.h: New file.
10711 * reloc.cc: Remove Copy_relocs code.
10712 * reloc.h: Likewise.
10713 * reloc-types.h (struct Reloc_types) [both versions]: Add
10714 get_reloc_addend_noerror.
10715 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10716 variants of add_global which take an addend which must be zero.
10717 * i386.cc: Include "copy-relocs.h".
10718 (class Target_i386): Change type of copy_relocs_ to variable,
10719 update initializer.
10720 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10721 Change all callers.
10722 (Target_i386::do_finalize_sections): Change handling of
10724 * sparc.cc: Include "copy-relocs.h".
10725 (class Target_sparc): Change type of copy_relocs_ to variable,
10726 update initializer.
10727 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10728 Change all callers.
10729 (Target_sparc::do_finalize_sections): Change handling of
10731 * x86_64.cc: Include "copy-relocs.h".
10732 (class Target_x86_64): Change type of copy_relocs_ to variable,
10733 update initializer.
10734 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10735 class. Change all callers.
10736 (Target_x86_64::do_finalize_sections): Change handling of
10738 * Makefile.am (CCFILES): Add copy-relocs.cc.
10739 (HFILES): Add copy-relocs.h.
10741 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10743 * testsuite/script_test_4.sh: Permit leading zeroes.
10745 2008-04-15 Ian Lance Taylor <iant@google.com>
10747 * script-sections.cc (Script_sections::create_segments): Use
10748 header_size_adjustment even when there is enough room for the
10750 * testsuite/script_test_4.sh: New file.
10751 * testsuite/script_test_4.t: New file.
10752 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10753 (check_DATA): Add script_test_4.stdout.
10754 (MOSTLYCLEANFILES): Likewise.
10755 (script_test_4): New target.
10756 (script_test_4.stdout): New target.
10757 * testsuite/Makefile.in: Rebuild.
10759 * sparc.cc: Add definitions for Output_data_plt_sparc class
10762 2008-04-14 David S. Miller <davem@davemloft.net>
10764 * sparc.cc: New file.
10765 * Makefile.am (TARGETSOURCES): Add sparc.cc
10766 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10767 * configure.tgt: Document targ_extra_size and
10768 targ_extra_big_endian. Add entries for sparc-* and
10770 * configure.ac: Handle targ_extra_size and
10771 targ_extra_big_endian.
10772 * Makefile.in: Rebuild.
10773 * configure: Likewise.
10774 * po/POTFILES.in: Likewise.
10775 * po/gold.pot: Likewise.
10777 2008-04-14 Ian Lance Taylor <iant@google.com>
10779 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10780 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10781 in the name/type/flags to section mapping. Don't call
10782 allocate_output_section.
10783 (Layout::choose_output_section): Change parameter from adjust_name
10784 to is_input_section. Don't permit input sections after sections
10785 are attached to segments. Don't call allocate_output_section.
10786 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10787 not write_enable_output_section.
10788 (Layout::make_output_section): Don't push to
10789 unattached_section_list_ nor call attach_to_segment. Call
10790 attach_section_to_segment if sections are attached.
10791 (Layout::attach_sections_to_segments): New function.
10792 (Layout::attach_section_to_segment): New function.
10793 (Layout::attach_allocated_section_to_segment): Rename from
10794 attach_to_segment. Remove flags parameter.
10795 (Layout::allocate_output_section): Remove function.
10796 (Layout::write_enable_output_section): Remove function.
10797 * layout.h (class Layout): Update for above changes. Add new
10798 field sections_are_attached_.
10799 * output.h (Output_section::update_flags_for_input_section): New
10801 * output.cc (Output_section::add_input_section): Call
10802 update_flags_for_input_section.
10803 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10805 2008-04-11 Cary Coutant <ccoutant@google.com>
10807 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10808 thought unnecessary.
10809 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10811 2008-04-11 Ian Lance Taylor <iant@google.com>
10813 * output.h (class Output_section_data): Remove inline definition
10815 * output.cc (Output_section_data::set_addralign): New function.
10817 2008-04-11 Cary Coutant <ccoutant@google.com>
10819 Add support for TLS descriptors for i386 and x86_64.
10820 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10821 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10822 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10824 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10825 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10826 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10828 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10829 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10830 Fix problem with initial-exec relocations.
10831 (Target_i386::Relocate::relocate_tls): Likewise.
10832 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10834 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10835 support for section-plus-offset dynamic table entries.
10836 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10837 (Output_data_dynamic::Dynamic_entry): Add support for
10838 section-plus-offset dynamic table entries.
10839 (Output_data_dynamic::Classification): Likewise.
10840 (Output_data_dynamic::classification_): Renamed offset_.
10841 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10842 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10843 (Target_x86_64::make_plt_section): New function.
10844 (Target_x86_64::reserve_tlsdesc_entries): New function.
10845 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10846 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10847 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10848 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10849 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10850 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10851 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10852 add extra PLT entry for TLS descriptors.
10853 (Output_data_plt_x86_64::got_): New field.
10854 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10855 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10857 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10859 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10860 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10861 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10862 R_386_TLS_DESC_CALL relocations.
10863 (Target_x86_64::Scan::global): Likewise.
10864 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10865 for TLS descriptors.
10866 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10867 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10868 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10869 GD-to-IE relaxation.
10870 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10871 and TLS_DESCRIPTORS.
10872 * Makefile.in: Rebuild.
10873 * configure: Rebuild.
10874 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10875 (tls_test_shared2.so): New target.
10876 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10877 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10878 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10879 (tls_shared_gd_to_ie_test_LDADD): New variable.
10880 (tls_shared_gnu2_gd_to_ie_test): New target.
10881 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10883 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10884 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10885 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10886 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10887 (tls_shared_gnu2_test): New target.
10888 (tls_test_gnu2_shared.so): New target.
10889 (tls_shared_gnu2_test_SOURCES): New variable.
10890 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10891 (tls_shared_gnu2_test_LDFLAGS): New variable.
10892 (tls_shared_gnu2_test_LDADD): New variable.
10893 * testsuite/Makefile.in: Rebuild.
10894 * testsuite/Makefile.
10896 2008-04-11 Ian Lance Taylor <iant@google.com>
10898 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10900 * testsuite/Makefile.in: Rebuild.
10902 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10904 * testsuite/script_test_2.cc (main): Adjust test.
10906 2008-04-11 David S. Miller <davem@davemloft.net>
10907 Ian Lance Taylor <iant@google.com>
10909 * options.h (General_options): Add entries for '-Y' and
10911 * options.cc (General_options:finalize): If -Y was used, add those
10912 entries to the library path instead of the default "/lib" and
10915 2008-04-11 David S. Miller <davem@davemloft.net>
10917 * testsuite/justsyms.t: Start at 0x100.
10918 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10919 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10921 * testsuite/script_test_2.cc: Adjust string and section length
10924 2008-04-09 Ian Lance Taylor <iant@google.com>
10927 * script-sections.cc (Sections_element::allocate_to_segment): Add
10929 (Output_section_definition::allocate_to_segment): Likewise.
10930 (Orphan_output_section::allocate_to_segment): Likewise.
10931 (Script_sections::attach_sections_using_phdrs_clause): Don't
10932 propagate non-PT_LOAD segments to orphan sections.
10933 * testsuite/Makefile.am (script_test_3.stdout): Generate using
10934 readelf rather than objdump.
10935 * testsuite/script_test_3.sh: Adjust accordingly. Test that
10936 .interp section and PT_INTERP segment are the same size.
10937 * testsuite/Makefile.in: Rebuild.
10939 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
10940 aliases for symbols defined in the same object.
10941 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
10942 (weak_alias_test_SOURCES): New variable.
10943 (weak_alias_test_DEPENDENCIES): New variable.
10944 (weak_alias_test_LDFLAGS): New variable.
10945 (weak_alias_test_LDADD): New variable.
10946 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
10947 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
10948 (weak_alias_test_3.o): New target.
10949 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
10950 * testsuite/weak_alias_test_main.cc: New file.
10951 * testsuite/weak_alias_test_1.cc: New file.
10952 * testsuite/weak_alias_test_2.cc: New file.
10953 * testsuite/weak_alias_test_3.cc: New file.
10955 2008-04-08 Ian Lance Taylor <iant@google.com>
10957 * options.h (class General_options): Add --noinhibit-exec option.
10958 * main.cc (main): Check --noinhibit-exec.
10960 * options.h (class General_options): Define --wrap as a special
10961 option. Add wrap_symbols_ field.
10962 (General_options::any_wrap_symbols): New function.
10963 (General_options::is_wrap_symbol): New function.
10964 * options.cc (General_options::parse_wrap): New function.
10965 (General_options::General_options): Initialize wrap_symbols_.
10966 * symtab.cc (Symbol_table::wrap_symbol): New function.
10967 (Symbol_table::add_from_object): Handle --wrap.
10968 * symtab.h (class Symbol_table): Declare wrap_symbol.
10969 * target.h (Target::wrap_char): New function.
10970 (Target::Target_info): Add wrap_char field.
10971 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
10972 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
10973 * testsuite/testfile.cc (Target_test::test_target_info):
10976 * errors.cc (Errors::undefined_symbol): Mention symbol version if
10979 * layout.h (class Layout): Add added_eh_frame_data_ field.
10980 * layout.cc (Layout::Layout): Initialize new field.
10981 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
10982 output section until we find a section we merged successfully.
10983 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
10984 that the size be non-zero.
10986 * merge.cc (Object_merge_map::get_output_offset): Remove inline
10989 2008-04-08 Craig Silverstein <csilvers@google.com>
10991 * configure.ac: Export new conditional variable HAVE_ZLIB.
10992 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
10994 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
10995 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
10997 2008-04-07 Ian Lance Taylor <iant@google.com>
10999 * version.cc (version_string): Set to "1.5".
11001 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11002 Add issued_non_pic_error_ field. Declare check_non_pic.
11003 (Target_x86_64::Scan::check_non_pic): New function.
11004 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11005 (Target_x86_64::Scan::global): Likewise.
11007 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11008 addend parameter. Change caller. Handle merge sections.
11009 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11010 Address to Addend. Don't add in the result of
11011 local_section_offset, pass down the addend and use the returned
11013 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11014 Update declarations of local_section_offset and symbol_value.
11015 * testsuite/two_file_test_1.cc (t18): New function.
11016 * testsuite/two_file_test_2.cc (f18): New function.
11017 * testsuite/two_file_test_main.cc (main): Call t18.
11018 * testsuite/two_file_test.h (t18, f18): Declare.
11020 * configure.ac: Don't test for objdump, c++filt, or readelf.
11021 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11023 (TEST_READELF): New variable.
11024 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11025 (check_PROGRAMS): Add two_file_strip_test.
11026 (two_file_strip_test): New target.
11027 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11028 (two_file_same_shared_strip_test_SOURCES): New variable.
11029 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11030 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11031 (two_file_same_shared_strip_test_LDADD): New variable.
11032 (two_file_shared_strip.so): New target.
11033 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11034 (ver_test_5.syms, ver_test_7.syms): Likewise.
11035 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11036 (strip_test_3.stdout): Use TEST_OBJDUMP.
11037 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11039 2008-04-04 Cary Coutant <ccoutant@google.com>
11041 * symtab.h (Symbol::is_weak_undefined): New function.
11042 (Symbol::is_strong_undefined): New function.
11043 (Symbol::is_absolute): New function.
11044 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11045 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11047 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11048 (weak_undef_test): New target.
11049 * testsuite/Makefile.in: Rebuild.
11050 * testsuite/weak_undef_file1.cc: New file.
11051 * testsuite/weak_undef_file2.cc: New file.
11052 * testsuite/weak_undef_test.cc: New file.
11054 2008-04-03 Craig Silverstein <csilvers@google.com>
11056 * compressed_output.h (class Output_compressed_section): Use
11058 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11060 (zlib_compressed_suffix): Removed.
11061 (Output_compressed_section::set_final_data_size): Use unsigned
11063 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11064 Fix linker invocation.
11065 (flagstest_o_specialfile_and_compress_debug_sections):
11067 * testsuite/Makefile.in: Regenerated.
11069 2008-04-02 David S. Miller <davem@davemloft.net>
11071 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11072 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11074 2008-04-02 Craig Silverstein <csilvers@google.com>
11078 2008-04-02 Ian Lance Taylor <iant@google.com>
11080 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11081 parameters. Update for new key type to views_. Change all
11083 (File_read::read): Adjust for byteshift in returned view.
11084 (File_read::add_view): New function, broken out of
11085 find_and_make_view.
11086 (File_read::make_view): New function, broken out of
11087 find_and_make_view.
11088 (File_read::find_or_make_view): Add offset and aligned
11089 parameters. Rewrite accordingly. Change all callers.
11090 (File_read::get_view): Add offset and aligned parameters. Adjust
11091 for byteshift in return value.
11092 (File_read::get_lasting_view): Likewise.
11093 * fileread.h (class File_read): Update declarations.
11094 (class File_read::View): Add byteshift_ field. Add byteshift to
11095 constructor. Add byteshift method.
11096 * archive.h (Archive::clear_uncached_views): New function.
11097 (Archive::get_view): Add aligned parameter. Change all callers.
11098 * object.h (Object::get_view): Add aligned parameter. Change all
11100 (Object::get_lasting_view): Likewise.
11102 * fileread.cc (File_read::release): Don't call clear_views if
11103 there are multiple objects.
11104 * fileread.h (File_read::clear_uncached_views): New function.
11105 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11108 2008-03-31 Cary Coutant <ccoutant@google.com>
11110 Add thin archive support.
11111 * archive.cc (Archive::armagt): New const.
11112 (Archive::setup): Remove task parameter and calls to unlock.
11113 (Archive::unlock_nested_archives): New function.
11114 (Archive::read_header): Add nested_off parameter. Change
11116 (Archive::interpret_header): Likewise.
11117 (Archive::include_all_members): Change to handle thin
11119 (Archive::include_member): Likewise.
11120 * archive.h (Archive::Archive): Add new parameters and
11122 (Archive::armagt): New const.
11123 (Archive::setup): Remove task parameter.
11124 (Archive::unlock_nested_archives): New function.
11125 (Archive::read_header): Add nested_off parameter.
11126 (Archive::interpret_header): Likewise.
11127 (Archive::Nested_archive_table): New typedef.
11128 (Archive::is_thin_archive_): New field.
11129 (Archive::nested_archives_): New field.
11130 (Archive::options_): New field.
11131 (Archive::dirpath_): New field.
11132 (Archive::task_): New field.
11133 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11134 for thin archives. Pass additional parameters to
11135 Archive::Archive. Unlock the archive file after calling
11138 2008-03-29 Ian Lance Taylor <iant@google.com>
11140 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11141 version symbol to be local.
11142 * testsuite/ver_test_4.sh: New file.
11143 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11144 (check_DATA): Add ver_test_4.syms.
11145 (ver_test_4.syms): New target.
11146 * testsuite/Makefile.in: Rebuild.
11149 (Output_section::Input_section_sort_entry::has_priority): New
11151 (Output_section::Input_section_sort_entry::match_file_name): New
11153 (Output_section::Input_section_sort_entry::match_section_name):
11155 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11157 (Output_section::Input_section_sort_entry::match_section_file):
11159 (Output_section::Input_section_sort_compare::operator()): Rewrite
11160 using new Input_section_sort_entry functions. Sort crtbegin and
11161 crtend first. Sort sections with no priority before sections with
11163 * testsuite/initpri1.c (d3): Check j != 4.
11164 (cd5): New constructor/destructor function.
11165 (main): Check j != 2.
11167 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11168 new symbol when resolving, don't call set_is_default.
11169 * testsuite/ver_test_7.cc: New file.
11170 * testsuite/ver_test_7.sh: New file.
11171 * testsuite/Makefile.am (ver_test_7.so): New target.
11172 (ver_test_7.o): New target.
11173 (check_SCRIPTS): Add ver_test_7.sh.
11174 (check_DATA): Add ver_test_7.syms.
11175 (ver_test_7.syms): New target.
11177 2008-03-28 Ian Lance Taylor <iant@google.com>
11179 * layout.cc (Layout::layout): If we see an input section with a
11180 name that needs sorting, set the must_sort flag for the output
11182 (Layout::make_output_section): If the name of the output section
11183 indicates that it might require sorting, set the may_sort flag.
11184 * output.h (Output_section::may_sort_attached_input_sections): New
11186 (Output_section::set_may_sort_attached_input_sections): New
11188 (Output_section::must_sort_attached_input_sections): New
11190 (Output_section::set_must_sort_attached_input_sections): New
11192 (class Output_section): Declare Input_section_sort_entry. Define
11193 Input_section_sort_compare. Declare
11194 sort_attached_input_sections. Add new fields:
11195 may_sort_attached_input_sections_,
11196 must_sort_attached_input_sections_,
11197 attached_input_sections_are_sorted_.
11198 * output.cc (Output_section::Output_section): Initialize new
11200 (Output_section::add_input_section): Add an entry to
11201 input_sections_ if may_sort or must_sort are true.
11202 (Output_section::set_final_data_size): Call
11203 sort_attached_input_sections if necessary.
11204 (Output_section::Input_section_sort_entry): Define new class.
11205 (Output_section::Input_section_sort_compare::operator()): New
11207 (Output_section::sort_attached_input_sections): New function.
11208 * configure.ac: Check whether the compiler supports constructor
11209 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11210 * testsuite/initpri1.c: New file.
11211 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11212 CONSTRUCTOR_PRIORITY.
11213 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11214 (initpri1_LDFLAGS): New variable.
11215 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11217 2008-03-27 Ian Lance Taylor <iant@google.com>
11219 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11220 * testsuite/common_test_1.c: New file.
11221 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11222 (common_test_1_SOURCES): New variable.
11223 (common_test_1_DEPENDENCIES): New variable.
11224 (common_test_1_LDFLAGS): New variable.
11226 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11227 and commons_ correctly when NAME/VERSION does not override
11229 * testsuite/ver_test_6.c: New file.
11230 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11231 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11232 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11234 2008-03-26 Ian Lance Taylor <iant@google.com>
11236 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11237 of an undefined symbol from a version script.
11238 * testsuite/Makefile.am (ver_test_5.so): New target.
11239 (ver_test_5.o): New target.
11240 (check_SCRIPTS): Add ver_test_5.sh.
11241 (check_DATA): Add ver_test_5.syms.
11242 (ver_test_5.syms): New target.
11243 * testsuite/ver_test_5.cc: New file.
11244 * testsuite/ver_test_5.script: New file.
11245 * testsuite/ver_test_5.sh: New file.
11246 * Makefile.in, testsuite/Makefile.in: Rebuild.
11249 Fix problems building gold with gcc 4.3.0.
11250 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11251 (gold_error_at_location, gold_warning_at_location): Use it.
11252 * configure.ac: Check whether we can compile and use a template
11253 function with a printf attribute.
11254 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11255 when jumping over bytes.
11256 * object.cc: Instantiate Object::read_section_data.
11257 * debug.h: Include <cstring>
11258 * dwarf_reader.cc: Include <algorithm>
11259 * main.cc: Include <cstring>.
11260 * options.cc: Include <cstring>.
11261 * output.cc: Include <cstring>.
11262 * script.cc: Include <cstring>.
11263 * script.h: Include <string>.
11264 * symtab.cc: Include <cstring> and <algorithm>.
11265 * target-select.cc: Include <cstring>.
11266 * version.cc: Include <string>.
11267 * testsuite/testmain.cc: Include <cstdlib>.
11268 * configure, config.in: Rebuild.
11270 2008-03-25 Ian Lance Taylor <iant@google.com>
11272 * options.cc: Include "../bfd/bfdver.h".
11273 (options::help): Print bug reporting address.
11275 * version.cc (print_version): Adjust output for current value of
11276 BFD_VERSION_STRING.
11280 * options.cc (options::help): Print list of supported targets.
11281 * target-select.h: Include <vector>.
11282 (class Target_selector): Make machine_, size_, and is_big_endian_
11283 fields const. Add bfd_name_ and instantiated_target_ fields.
11284 (Target_selector::Target_selector): Add bfd_name parameter.
11285 (Target_selector::recognize): Make non-virtual, call
11287 (Target_selector::recognize_by_name): Make non-virtual, call
11288 do_recognize_by_name.
11289 (Target_selector::supported_names): New function.
11290 (Target_selector::bfd_name): New function.
11291 (Target_selector::do_instantiate_target): New pure virtual
11293 (Target_selector::do_recognize): New virtual function.
11294 (Target_selector::do_recognize_by_name): New virtual function.
11295 (Target_selector::instantiate_target): New private function.
11296 (supported_target_names): Declare.
11297 * target-select.cc (Target_selector::Target_selector): Update for
11298 new parameter and fields.
11299 (select_target_by_name): Check that the name matches before
11300 calling recognize_by_name.
11301 (supported_target_names): New function.
11302 * i386.cc (class Target_selector_i386): Update Target_selector
11303 constructor call. Remove recognize and recognize_by_name. Add
11304 do_instantiate_target.
11305 * x86_64.cc (class Target_selector_x86_64): Likewise.
11306 * testsuite/testfile.cc (class Target_selector_test): Update for
11307 changes to Target_selector.
11309 * README: Rewrite, with some notes on unsupported features.
11311 2008-03-24 Cary Coutant <ccoutant@google.com>
11313 * i386.cc (Target_i386::Got_type): New enum declaration.
11314 (Target_i386::Scan::local): Updated callers of Output_data_got
11316 (Target_i386::Scan::global): Likewise.
11317 (Target_i386::Relocate::relocate): Likewise.
11318 (Target_i386::Relocate::relocate_tls): Likewise.
11319 * object.h (Got_offset_list): New class.
11320 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11321 (Sized_relobj::local_got_offset): Likewise.
11322 (Sized_relobj::set_local_got_offset): Likewise.
11323 (Sized_relobj::local_has_tls_got_offset): Removed.
11324 (Sized_relobj::local_tls_got_offset): Removed.
11325 (Sized_relobj::set_local_tls_got_offset): Removed.
11326 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11327 * output.cc (Output_data_got::add_global): Added got_type parameter.
11328 (Output_data_got::add_global_with_rel): Likewise.
11329 (Output_data_got::add_global_with_rela): Likewise.
11330 (Output_data_got::add_global_pair_with_rel): New function.
11331 (Output_data_got::add_global_pair_with_rela): New function.
11332 (Output_data_got::add_local): Added got_type parameter.
11333 (Output_data_got::add_local_with_rel): Likewise.
11334 (Output_data_got::add_local_with_rela): Likewise.
11335 (Output_data_got::add_local_pair_with_rel): New function.
11336 (Output_data_got::add_local_pair_with_rela): New function.
11337 (Output_data_got::add_global_tls): Removed.
11338 (Output_data_got::add_global_tls_with_rel): Removed.
11339 (Output_data_got::add_global_tls_with_rela): Removed.
11340 (Output_data_got::add_local_tls): Removed.
11341 (Output_data_got::add_local_tls_with_rel): Removed.
11342 (Output_data_got::add_local_tls_with_rela): Removed.
11343 * output.h (Output_data_got::add_global): Added got_type parameter.
11344 (Output_data_got::add_global_with_rel): Likewise.
11345 (Output_data_got::add_global_with_rela): Likewise.
11346 (Output_data_got::add_global_pair_with_rel): New function.
11347 (Output_data_got::add_global_pair_with_rela): New function.
11348 (Output_data_got::add_local): Added got_type parameter.
11349 (Output_data_got::add_local_with_rel): Likewise.
11350 (Output_data_got::add_local_with_rela): Likewise.
11351 (Output_data_got::add_local_pair_with_rel): New function.
11352 (Output_data_got::add_local_pair_with_rela): New function.
11353 (Output_data_got::add_global_tls): Removed.
11354 (Output_data_got::add_global_tls_with_rel): Removed.
11355 (Output_data_got::add_global_tls_with_rela): Removed.
11356 (Output_data_got::add_local_tls): Removed.
11357 (Output_data_got::add_local_tls_with_rel): Removed.
11358 (Output_data_got::add_local_tls_with_rela): Removed.
11359 * resolve.cc (Symbol::override_base_with_special): Removed
11360 reference to has_got_offset_ field.
11361 * symtab.cc (Symbol::init_fields): Replaced initialization
11362 of got_offset_ with got_offsets_. Removed initialization
11364 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11365 (Symbol::got_offset): Likewise.
11366 (Symbol::set_got_offset): Likewise.
11367 (Symbol::has_tls_got_offset): Removed.
11368 (Symbol::tls_got_offset): Removed.
11369 (Symbol::set_tls_got_offset): Removed.
11370 (Symbol::got_offset_): Removed.
11371 (Symbol::tls_mod_got_offset_): Removed.
11372 (Symbol::tls_pair_got_offset_): Removed.
11373 (Symbol::got_offsets_): New field.
11374 (Symbol::has_got_offset): Removed.
11375 (Symbol::has_tls_mod_got_offset): Removed.
11376 (Symbol::has_tls_pair_got_offset): Removed.
11377 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11378 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11380 (Target_x86_64::Scan::global): Likewise.
11381 (Target_x86_64::Relocate::relocate): Likewise.
11382 (Target_x86_64::Relocate::relocate_tls): Likewise.
11384 2008-03-25 Ben Elliston <bje@au.ibm.com>
11386 * yyscript.y: Fix spelling error in comment.
11388 2008-03-24 Ian Lance Taylor <iant@google.com>
11390 * options.h (class General_options): Define build_id option.
11391 * layout.h (class Layout): Declare write_build_id, create_note,
11392 create_build_id. Add build_id_note_ member.
11393 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11394 "libiberty.h", "md5.h", "sha1.h".
11395 (Layout::Layout): Initialize eh_frame_data_,
11396 eh_frame_hdr_section_, and build_id_note_.
11397 (Layout::finalize): Call create_build_id.
11398 (Layout::create_note): New function, broken out of
11399 Layout::create_gold_note.
11400 (Layout::create_gold_note): Call create_note.
11401 (Layout::create_build_id): New function.
11402 (Layout::write_build_id): New function.
11403 (Close_task_runner::run): Call write_build_id.
11405 * x86_64.cc: Correct license to GPLv3.
11407 2008-03-23 Ian Lance Taylor <iant@google.com>
11409 * options.cc: Include "demangle.h".
11410 (parse_optional_string): New function.
11411 (parse_long_option): Handle takes_optional_argument.
11412 (parse_short_option): Update dash_z initializer. Handle
11413 takes_optional_argument.
11414 (General_options::General_options): Initialize do_demangle_.
11415 (General_options::finalize): Set do_demangle_. Handle demangling
11417 * options.h (parse_optional_string): Declare.
11418 (struct One_option): Add optional_arg field. Update constructor.
11419 Update call constructor calls. Add takes_optional_argument
11421 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11422 (DEFINE_optional_string): Define.
11423 (General_options::demangle): Change from DEFINE_bool to
11424 DEFINE_optional_string.
11425 (General_options::no_demangle): New function.
11426 (General_options::do_demangle): New function.
11427 (General_options::set_do_demangle): New function.
11428 (General_options::execstack_status_): Move definition to end of
11430 (General_options::static_): Likewise.
11431 (General_options::do_demangle_): New field.
11432 * object.cc (big_endian>::get_symbol_location_info): Call
11433 Options::do_demangle, not Options::demangle.
11434 * symtab.cc (demangle): Likewise.
11436 2008-03-22 Ian Lance Taylor <iant@google.com>
11438 * gold.h: Include <cstddef> and <sys/types.h>
11439 * options.h: Include <cstring>.
11441 2008-03-21 Ian Lance Taylor <iant@google.com>
11443 * Added source code to GNU binutils.