1 2011-07-05 Ian Lance Taylor <iant@google.com>
4 * resolve.cc (Symbol::override_base_with_special): Simply override
5 version with special symbol version, ignoring previous version.
7 2011-07-05 Ian Lance Taylor <iant@google.com>
9 * object.cc (Sized_relobj_file::include_section_group): Add
10 information to comment about signature location.
12 2011-07-02 Ian Lance Taylor <iant@google.com>
15 * options.h (class General_options): Add -f and -F.
16 * options.cc (General_options::finalize): Fatal error if -f/-F
17 are used without -shared.
18 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
20 2011-07-02 Ian Lance Taylor <iant@google.com>
22 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
24 2011-07-01 Ian Lance Taylor <iant@google.com>
28 * resolve.cc (Symbol::override_base_with_special): Don't override
29 the version if the overriding symbol has a different name.
30 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
31 all callers. If we give an error about an undefined version,
32 define the base version if necessary.
33 * dynobj.h (class Versions): Update declaration.
34 * testsuite/weak_alias_test_5.cc: New file.
35 * testsuite/weak_alias_test.script: New file.
36 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
37 and versioned_alias have the right value, and call t2.
38 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
40 (weak_alias_test_LDADD): Likewise.
41 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
42 * testsuite/Makefile.in: Rebuild.
44 2011-07-01 Ian Lance Taylor <iant@google.com>
47 * options.h (class General_options): Support -z notext.
48 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
50 (two_file_shared_nonpic.so): Likewise.
51 (two_file_shared_mixed.so): Likewise.
52 (two_file_shared_mixed_1.so): Likewise.
53 (weak_undef_lib_nonpic.so): Likewise.
54 (alt/weak_undef_lib_nonpic.so): Likewise.
55 (tls_test_shared_nonpic.so): Likewise.
56 * testsuite/Makefile.in: Rebuild.
58 2011-07-01 Ian Lance Taylor <iant@google.com>
61 * configure.ac: Test whether static linking works, setting
62 the automake conditional HAVE_STATIC.
63 * testsuite/Makefile.am: Disable tests using -static if
64 HAVE_STATIC is not true.
65 * configure, testsuite/Makefile.in: Rebuild.
67 2011-07-01 Ian Lance Taylor <iant@google.com>
70 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
71 Assert if we see DW_EH_PE_indirect.
72 * target.h (Target::ehframe_datarel_base): New function.
73 (Target::do_ehframe_datarel_base): New target function.
74 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
75 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
78 2011-07-01 Ian Lance Taylor <iant@google.com>
81 * options.h (class General_options): Add
82 --ld-generated-unwind-info.
83 * ehframe.cc (Fde::write): Add address parameter. Change all
84 callers. If associated with PLT, fill in address and size.
85 (Cie::set_output_offset): Only add merge mapping if there is an
87 (Cie::write): Add address parameter. Change all callers.
88 (Eh_frame::add_ehframe_for_plt): New function.
89 * ehframe.h (class Fde): Update declarations. Move shndx_ and
90 input_offset_ fields into union u_, with new plt field.
91 (Fde::Fde): Adjust for new union field.
92 (Fde::Fde) [Output_data version]: New constructor.
93 (Fde::add_mapping): Only add merge mapping if there is an object.
94 (class Cie): Update declarations.
95 (class Eh_frame): Declare add_ehframe_for_plt.
96 * layout.cc (Layout::layout_eh_frame): Break out code into
97 make_eh_frame_section, and call it.
98 (Layout::make_eh_frame_section): New function.
99 (Layout::add_eh_frame_for_plt): New function.
100 * layout.h (class Layout): Update declarations.
101 * merge.cc (Merge_map::add_mapping): Add assertion.
102 * i386.cc: Include "dwarf.h".
103 (class Output_data_plt_i386): Make first_plt_entry,
104 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
105 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
106 and plt_eh_frame_fde.
107 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
108 boundary. Call add_eh_frame_for_plt if appropriate.
109 * x86_64.cc: Include "dwarf.h".
110 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
111 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
112 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
113 and plt_eh_frame_fde.
114 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
117 2011-06-29 Ian Lance Taylor <iant@google.com>
120 * object.cc (Sized_relobj_file::layout_section): Change shdr
121 parameter to be const.
122 (Sized_relobj_file::layout_eh_frame_section): New function, broken
124 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
125 appropriate. Call layout_eh_frame_section.
126 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
128 * object.h (class Sized_relobj_file): Update declarations.
130 2011-06-29 Ian Lance Taylor <iant@google.com>
133 * script.cc (Token::integer_value): Accept trailing M/m/K/k
135 (Lex::gather_token): Accept trailing M/m/K/k for integers.
137 2011-06-29 Ian Lance Taylor <iant@google.com>
140 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
142 * layout.cc (Layout::layout_eh_frame): Likewise.
144 2011-06-29 Ian Lance Taylor <iant@google.com>
147 * layout.cc (Layout::symtab_section_shndx): New function.
148 * layout.h (class Layout): Declare symtab_section_shndx.
149 * output.cc (Output_section::write_header): Call it.
151 2011-06-29 Ian Lance Taylor <iant@google.com>
154 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
155 symbols which are not used in a relocation.
157 2011-06-28 Ian Lance Taylor <iant@google.com>
160 * layout.cc (Layout::segment_precedes): Don't crash if a linker
161 script create indistinguishable segments.
162 (Layout::set_segment_offsets): Use stable_sort when sorting
163 segments. Pass this to Compare_segments constructor.
164 * layout.h (class Layout): Make segment_precedes non-static.
165 (class Compare_segments): Change from struct to class. Add
166 layout_ field. Add constructor.
168 (Script_sections::attach_sections_using_phdrs_clause): Rename
169 local orphan to is_orphan. Don't report failure to put empty
170 section in segment. On attachment failure, report name of
171 section, and attach to first PT_LOAD segment.
173 2011-06-28 Ian Lance Taylor <iant@google.com>
176 * target-select.cc (Target_selector::Target_selector): Add
177 emulation parameter. Change all callers.
178 (select_target_by_bfd_name): Rename from select_target_by_name.
180 (select_target_by_emulation): New function.
181 (supported_emulation_names): New function.
182 * target-select.h (class Target_selector): Add emulation_ field.
184 (Target_selector::recognize_by_bfd_name): Rename from
185 recognize_by_name. Change all callers.
186 (Target_selector::supported_bfd_names): Rename from
187 supported_names. Change all callers.
188 (Target_selector::recognize_by_emulation): New function.
189 (Target_selector::supported_emulations): New function.
190 (Target_selector::emulation): New function.
191 (Target_selector::do_recognize_by_bfd_name): Rename from
192 do_recognize_by_name. Change all callers.
193 (Target_selector::do_supported_bfd_names): Rename from
194 do_supported_names. Change all callers.
195 (Target_selector::do_recognize_by_emulation): New function.
196 (Target_selector::do_supported_emulations): New function.
197 (select_target_by_bfd_name): Change name in declaration.
198 (select_target_by_emulation): Declare.
199 (supported_emulation_names): Declare.
200 * parameters.cc (parameters_force_valid_target): Try to find
201 target based on emulation from -m option.
202 * options.h (class General_options): Change doc string for -m.
203 * options.cc (help): Print emulations.
204 (General_options::parse_V): Likewise.
205 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
206 Add emulation parameter. Change all callers.
208 2011-06-28 Ian Lance Taylor <iant@google.com>
210 * target.h (class Target): Add osabi_ field.
211 (Target::osabi): New function.
212 (Target::set_osabi): New function.
213 (Target::Target): Initialize osabi_.
214 (Target::do_adjust_elf_header): Make pure virtual.
215 (Sized_target::do_adjust_elf_header): Declare.
216 * target.cc (Sized_target::do_adjust_elf_header): New function.
217 (class Sized_target): Instantiate all versions.
218 * freebsd.h (class Target_freebsd): Remove.
219 (Target_selector_freebsd::do_recognize): Call set_osabi on
221 (Target_selector_freebsd::do_recognize_by_name): Likewise.
222 (Target_selector_freebsd::set_osabi): Remove.
223 * i386.cc (class Target_i386): Inherit from Sized_target rather
225 * x86_64.cc (class Target_x86_64): Likewise.
227 2011-06-28 Ian Lance Taylor <iant@google.com>
229 * target.h (Target::can_check_for_function_pointers): Rewrite.
231 (Target::can_icf_inline_merge_sections): Likewise.
232 (Target::section_may_have_icf_unsafe_poineters): Likewise.
233 (Target::Target_info): Add can_icf_inline_merge_sections field.
234 (Target::do_can_check_for_function_pointers): New virtual
236 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
237 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
238 from can_check_for_function_pointers, move in file.
239 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
240 section_may_have_icf_unsafe_poineters, move in file.
241 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
242 * i386.cc (Target_i386::do_can_check_for_function_pointers):
243 Rename from can_check_for_function_pointers, move in file.
244 (Target_i386::can_icf_inline_merge_sections): Remove.
245 (Target_i386::i386_info): Initialize
246 can_icf_inline_merge_sections.
247 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
248 Initialize can_icf_inline_merge_sections.
249 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
250 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
251 Rename from can_check_for_function_pointers, move in file.
252 (Target_x86_64::can_icf_inline_merge_sections): Remove.
253 (Target_x86_64::x86_64_info): Initialize
254 can_icf_inline_merge_sections.
255 * testsuite/testfile.cc (Target_test::test_target_info):
257 * icf.cc (get_section_contents): Correct formatting.
259 2011-06-27 Ian Lance Taylor <iant@google.com>
261 * symtab.cc (Symbol::versioned_name): New function.
262 (Symbol_table::add_to_final_symtab): Use versioned_name when
264 (Symbol_table::sized_write_symbol): Likewise.
265 * symtab.h (class Symbol): Declare versioned_name.
266 * stringpool.h (class Stringpool_template): Add variant of add
267 which takes a std::basic_string.
268 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
269 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
270 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
271 (ver_test_12.o): New target.
272 * testsuite/Makefile.in: Rebuild.
274 2011-06-27 Doug Kwan <dougkwan@google.com>
276 * arm.cc (Arm_relocate_functions::thm_jump8,
277 Arm_relocate_functions::thm_jump11): Use a wider signed
278 type to compute offset.
279 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
281 * testsuite/Makefile.in: Regenerate.
282 * testsuite/arm_branch_in_range.sh: Check test results of
283 arm_thm_jump11 and arm_thm_jump8.
284 * testsuite/arm_thm_jump11.s: New test source file.
285 * testsuite/arm_thm_jump11.t: New linker script.
286 * testsuite/arm_thm_jump8.s: New test source file.
287 * testsuite/arm_thm_jump8.t: New linker script.
289 2011-06-24 Ian Lance Taylor <iant@google.com>
291 * layout.cc: Include "object.h".
292 (ctors_sections_in_init_array): New static variable.
293 (Layout::is_ctors_in_init_array): New function.
294 (Layout::layout): Add entry to ctors_sections_in_init_array if
296 * layout.h (class Layout): Declare is_ctors_in_init_array.
297 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
298 is_ctors_reverse_view is set.
299 (Sized_relobj_file::write_sections): Add layout parameter. Change
300 all callers. Set is_ctors_reverse_view field of View_size.
301 (Sized_relobj_file::reverse_words): New function.
302 * object.h (Sized_relobj_file::View_size): Add
303 is_ctors_reverse_view field.
304 (class Sized_relobj_file): Update declarations.
305 * testsuite/initpri3.c: New test.
306 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
308 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
309 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
310 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
311 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
312 * testsuite/Makefile.in: Rebuild.
314 2011-06-24 Cary Coutant <ccoutant@google.com>
316 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
317 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
318 (debug_msg_cdebug.err): New targets.
319 * testsuite/Makefile.in: Regenerate.
320 * testsuite/debug_msg.sh: Check output of link with compressed debug.
321 Fix checks for link with shared library.
323 2011-06-24 Doug Kwan <dougkwan@google.com>
325 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
326 skip empty text sections.
327 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
329 2011-06-22 Ian Lance Taylor <iant@google.com>
332 * options.h (class General_options): Add --ctors-in-init-array.
333 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
334 friends as SHT_PROGBITS for merging sections.
335 (Layout::layout): Remove special handling of .init_array and
336 friends. Don't sort if doing relocatable link. Sort for .ctors
337 and .dtors if ctors_in_init_array.
338 (Layout::make_output_section): Force correct section types for
339 .init_array and friends. Don't sort if doing relocatable link,
340 Don't sort .ctors and .dtors if ctors_in_init_array.
341 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
342 (Layout::output_section_name): Add relobj parameter. Change all
343 callers. Handle .ctors. and .dtors. in code rather than table.
344 Handle .ctors and .dtors if ctors_in_init_array.
345 (Layout::match_file_name): New function, moved from output.cc.
346 * layout.h (class Layout): Update declarations.
347 * output.cc: Include "layout.h".
348 (Input_section_sort_entry::get_priority): New function.
349 (Input_section_sort_entry::match_file_name): Just call
350 Layout::match_file_name.
351 (Output_section::Input_section_sort_init_fini_compare::operator()):
352 Handle .ctors and .dtors. Sort by explicit priority rather than
354 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
355 * testsuite/initpri2.c: New test.
356 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
357 (check_PROGRAMS): Add initpri2.
358 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
359 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
360 * configure, testsuite/Makefile.in: Rebuild.
362 2011-06-19 Ian Lance Taylor <iant@google.com>
365 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
366 .interp section to a PT_INTERP segment even if we have seen a
367 --dynamic-linker option. Don't do it if we have seen a PHDRS
368 clause in a linker script.
369 (Layout::finalize): Don't create a .interp section if we've
370 already create a PT_INTERP segment.
371 (Layout::create_interp): Always call choose_output_section (revert
372 patch of 2011-06-17). Don't create PT_INTERP segment.
374 (Script_sections::create_note_and_tls_segments): Add a .interp
375 section to a PT_INTERP segment even if we have seen a
376 --dynamic-linker option.
378 2011-06-18 Ian Lance Taylor <iant@google.com>
380 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
381 merely because a non-PT_LOAD segment has a dynamic reloc.
383 2011-06-18 Ian Lance Taylor <iant@google.com>
385 * layout.cc (Layout::finish_dynamic_section): Don't create
386 DT_FLAGS entry if not needed.
388 2011-06-18 Ian Lance Taylor <iant@google.com>
391 * layout.cc (Layout::layout_eh_frame): Correct handling of
392 writable .eh_frame section.
394 2011-06-17 Ian Lance Taylor <iant@google.com>
397 * resolve.cc (Symbol_table::resolve): Don't give an error if a
398 symbol is redefined with the exact same object and value.
400 2011-06-17 Ian Lance Taylor <iant@google.com>
403 * layout.h (class Layout): Add interp_segment_ field.
404 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
405 (Layout::attach_allocated_section_to_segment): If making shared
406 library, put .interp section in PT_INTERP segment.
407 (Layout::finalize): Also call create_interp if -dynamic-linker
409 (Layout::create_interp): Assert that there is no PT_INTERP
410 segment. If not using a SECTIONS clause, use make_output_section.
411 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
413 (Script_sections::create_note_and_tls_segments): If making shared
414 library, put .interp section in PT_INTERP segment.
416 2011-06-17 Ian Lance Taylor <iant@google.com>
418 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
419 when making a shared library.
421 2011-06-17 Ian Lance Taylor <iant@google.com>
423 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
424 parameter. Change all callers. Don't issue warning about PC32
425 against locally defined symbol.
427 2011-06-16 Ian Lance Taylor <iant@google.com>
429 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
430 occurs in same object.
432 2011-06-14 Alan Modra <amodra@gmail.com>
434 * po/POTFILES.in: Regenerate.
436 2011-06-09 Ian Lance Taylor <iant@google.com>
439 (Orphan_output_section::set_section_addresses): For a relocatable
440 link set address to 0.
442 2011-06-09 Cary Coutant <ccoutant@google.com>
445 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
446 used with --compress-debug-sections.
447 * gold/object.cc (Sized_relobj_file::do_layout): Report
448 uncompressed size of compressed input sections.
450 2011-06-08 Cary Coutant <ccoutant@google.com>
453 * testsuite/two_file_test_2_v1.cc: Change initialization of
454 v2 to keep it in .data.
456 2011-06-07 Cary Coutant <ccoutant@google.com>
458 * common.cc (Symbol_table::do_allocate_commons_list): Call
460 * errors.cc (Errors::fatal): Adjust call to gold_exit.
461 (Errors::fallback): New function.
462 (gold_fallback): New function.
463 * errors.h (Errors::fallback): New function.
464 * gold.cc (gold_exit): Change status parameter to enum; adjust
466 (queue_initial_tasks): Call gold_fallback.
467 * gold.h: Include cstdlib.
468 (Exit_status): New enum type.
469 (gold_exit): Change status parameter to enum.
470 (gold_fallback): New function.
471 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
472 (Layout::create_symtab_sections): Likewise.
473 (Layout::create_shdrs): Likewise.
474 * main.cc (main): Adjust call to gold_exit.
475 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
476 (Output_data_got::add_got_entry_pair): Likewise.
477 (Output_section::add_input_section): Likewise.
478 (Output_section::add_output_section_data): Likewise.
479 (Output_segment::set_section_list_addresses): Likewise.
480 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
482 2011-06-07 Cary Coutant <ccoutant@google.com>
484 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
485 for incremental links.
486 * output.cc (Output_segment::set_section_list_addresses): Remove
487 FIXME and test for TLS or BSS.
489 2011-06-07 Cary Coutant <ccoutant@google.com>
491 * testsuite/Makefile.am: Add incremental_copy_test,
492 incremental_common_test_1.
493 * testsuite/Makefile.in: Regenerate.
494 * testsuite/common_test_1_v1.c: New source file.
495 * testsuite/common_test_1_v2.c: New source file.
496 * testsuite/copy_test_v1.cc: New source file.
498 2011-06-07 Cary Coutant <ccoutant@google.com>
500 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
501 update, allocate common from bss section's free list.
502 * incremental-dump.cc (dump_incremental_inputs): Print flag for
503 linker-defined symbols.
504 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
505 Skip GOT and PLT entries that are no longer referenced.
506 (Output_section_incremental_inputs::write_info_blocks): Mark
507 linker-defined symbols.
508 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
509 * output.cc (Output_section::allocate): New function.
510 * output.h (Output_section::allocate): New function.
511 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
512 linker-defined symbols.
513 (Symbol::override_base_with_special): Copy is_predefined_ flag.
514 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
515 (Symbol::init_base_output_data): Likewise.
516 (Symbol::init_base_output_segment): Likewise.
517 (Symbol::init_base_constant): Likewise.
518 (Sized_symbol::init_output_data): Likewise.
519 (Sized_symbol::init_output_segment): Likewise.
520 (Sized_symbol::init_constant): Likewise.
521 (Symbol_table::do_define_in_output_data): Likewise.
522 (Symbol_table::do_define_in_output_segment): Likewise.
523 (Symbol_table::do_define_as_constant): Likewise.
524 * symtab.h (Symbol::is_predefined): New function.
525 (Symbol::init_base_output_data): Add is_predefined parameter.
526 (Symbol::init_base_output_segment): Likewise.
527 (Symbol::init_base_constant): Likewise.
528 (Symbol::is_predefined_): New data member.
529 (Sized_symbol::init_output_data): Add is_predefined parameter.
530 (Sized_symbol::init_output_segment): Likewise.
531 (Sized_symbol::init_constant): Likewise.
532 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
534 2011-06-07 Cary Coutant <ccoutant@google.com>
536 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
537 instead of emit_copy_reloc.
538 (Copy_relocs::emit_copy_reloc): Refactor.
539 (Copy_relocs::make_copy_reloc): New function.
540 (Copy_relocs::add_copy_reloc): Remove.
541 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
543 (Copy_relocs::make_copy_reloc): New function.
544 (Copy_relocs::add_copy_reloc): Remove.
545 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
546 unchanged input files.
547 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
548 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
549 Reserve BSS space for COPY relocations.
550 (Sized_incremental_binary::do_emit_copy_relocs): New function.
551 (Output_section_incremental_inputs::write_info_blocks): Record
552 whether a symbol is copied from a shared object.
553 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
554 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
555 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
556 (Incremental_input_entry_reader::get_output_symbol_index): Add
558 (Incremental_binary::emit_copy_relocs): New function.
559 (Incremental_binary::do_emit_copy_relocs): New function.
560 (Sized_incremental_binary::Sized_incremental_binary): Initialize
562 (Sized_incremental_binary::add_copy_reloc): New function.
563 (Sized_incremental_binary::do_emit_copy_relocs): New function.
564 (Sized_incremental_binary::Copy_reloc): New struct.
565 (Sized_incremental_binary::Copy_relocs): New typedef.
566 (Sized_incremental_binary::copy_relocs_): New data member.
567 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
568 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
569 * target.h (Sized_target::emit_copy_reloc): New function.
570 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
572 2011-06-02 Cary Coutant <ccoutant@google.com>
575 * gold/archive.cc (Archive::Archive): Initialize new data member.
576 (Archive::include_all_members): Return if archive has already been
578 * gold/archive.h (Archive::include_all_members_): New data member.
580 2011-06-02 Nick Clifton <nickc@redhat.com>
582 * dynobj.h: Fix spelling mistake in comment.
583 * output.cc: Likewise.
585 2011-05-31 Doug Kwan <dougkwan@google.com>
589 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
590 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
591 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
592 redundant arm_exidx_test.so.
593 * testsuite/Makefile.in: Regenerate.
594 (check_SCRIPTS): Add pr12826.sh
595 (check_DATA): Add pr12826.stdout
596 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
597 * testsuite/pr12826.sh: New file.
598 * testsuite/pr12826_1.s: Ditto.
599 * testsuite/pr12826_1.s: Ditto.
601 2011-05-30 Ian Lance Taylor <iant@google.com>
603 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
606 2011-05-29 Ian Lance Taylor <iant@google.com>
609 * testsuite/Makefile.am: Use different file name for two_file_test
610 temporary file for each incremental test.
611 * testsuite/Makefile.in: Rebuild.
613 2011-05-29 Ian Lance Taylor <iant@google.com>
615 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
616 binary input file is empty.
618 2011-05-27 Ian Lance Taylor <iant@google.com>
620 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
621 (ver_test_9.so): Likewise.
622 * testsuite/Makefile.in: Rebuild.
624 2011-05-26 Cary Coutant <ccoutant@google.com>
626 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
627 * incremental.cc (Incremental_inputs::report_input_section): Fix
628 comment, indentation.
629 (Incremental_inputs::report_comdat_group): New function.
630 (Output_section_incremental_inputs::set_final_data_size): Adjust size
631 of data for incremental input file entry.
632 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
633 group count, COMDAT group signatures.
634 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
635 an unchanged input file.
636 * incremental.h (Incremental_object_entry::Incremental_object_entry):
637 Initialize new data member.
638 (Incremental_object_entry::add_comdat_group): New function.
639 (Incremental_object_entry::get_comdat_group_count): New function.
640 (Incremental_object_entry::get_comdat_signature_key): New function.
641 (Incremental_object_entry::groups_): New data member.
642 (Incremental_inputs::report_comdat_group): New function.
643 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
644 data for incremental input file entry.
645 (Incremental_input_entry_reader::get_comdat_group_count): New function.
646 (Incremental_input_entry_reader::get_input_section): Adjust size of
647 data for incremental input file entry.
648 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
649 (Incremental_input_entry_reader::get_comdat_group_signature): New
651 * object.cc (Sized_relobj::include_section_group): Report kept
652 COMDAT groups for incremental links.
654 2011-05-24 David Meyer <pdox@google.com>
656 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
657 with name parameter. Add found_name parameter.
658 * fileread.cc (Input_file::find_file): Adjust code accordingly.
659 * dirsearch.h (class Dirsearch): Update declaration.
661 2011-05-24 Ian Lance Taylor <iant@google.com>
663 * archive.cc (Library_base::should_include_member): Pull in object
664 from archive if it defines the entry symbol.
665 * parameters.cc (Parameters::entry): New function.
666 * parameters.h (class Parameters): Declare entry.
667 * output.h (class Output_file_header): Remove entry_ field.
668 * output.cc (Output_file_header::Output_file_header): Remove entry
669 parameter. Change all callers.
670 (Output_file_header::entry): Use parameters->entry.
671 * gold.cc (queue_middle_tasks): Likewise.
672 * plugin.cc (Plugin_hook::run): Likewise.
674 2011-05-24 Cary Coutant <ccoutant@google.com>
676 * gold.cc (queue_initial_tasks): Pass incremental base filename
677 to Output_file::open_base_file; don't print error message.
678 * incremental-dump.cc (main): Adjust call to
679 Output_file::open_for_modification.
680 * incremental-dump.cc (main): Likewise.
681 * incremental.cc (Incremental_inputs::report_command_line):
682 Ignore --incremental-base option when comparing command lines.
683 Ignore parameter when given as separate argument.
684 * options.h (class General_options): Add --incremental-base.
685 * output.cc (Output_file::Output_file):
686 (Output_file::open_base_file): Add base_name and writable parameters;
687 read base file into new file; print error message here.
688 (Output_file::map_no_anonymous): Add writable parameter; adjust all
690 * output.h (Output_file::open_for_modification): Rename to...
691 (Output_file::open_base_file): ...this; add base_name and
692 writable parameters; adjust all callers.
693 (Output_file::map_no_anonymous): Add writable parameter; adjust all
695 * testsuite/Makefile.am (incremental_test_4): Test
697 * testsuite/Makefile.in: Regenerate.
699 2011-05-24 Cary Coutant <ccoutant@google.com>
701 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
703 * testsuite/Makefile.in: Regenerate.
704 * testsuite/two_file_test_1_v1.cc: New test source file.
705 * testsuite/two_file_test_1b_v1.cc: New test source file.
706 * testsuite/two_file_test_2_v1.cc: New test source file.
708 2011-05-24 Cary Coutant <ccoutant@google.com>
710 * dynobj.h (Dynobj::do_dynobj): New function.
711 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
712 flag and soname for shared objects.
713 * incremental.cc (Incremental_inputs::report_object): Make
714 either Incremental_object_entry or Incremental_dynobj_entry; add
715 soname to string table.
716 (Incremental_inputs::report_input_section): Add assertion.
717 (Output_section_incremental_inputs::set_final_data_size): Adjust
718 type of input file entry for shared libraries; adjust size of
719 shared library info entry.
720 (Output_section_incremental_inputs::write_input_files): Write
721 as_needed flag for shared libraries.
722 (Output_section_incremental_inputs::write_info_blocks): Adjust type
723 of input file entry for shared libraries; write soname.
724 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
725 soname from incremental info.
726 * incremental.h (enum Incremental_input_flags): Add
727 INCREMENTAL_INPUT_AS_NEEDED.
728 (Incremental_input_entry::Incremental_input_entry): Initialize new
730 (Incremental_input_entry::set_as_needed): New function.
731 (Incremental_input_entry::as_needed): New function.
732 (Incremental_input_entry::do_dynobj_entry): New function.
733 (Incremental_input_entry::as_needed_): New data member.
734 (Incremental_object_entry::Incremental_object_entry): Don't check
736 (Incremental_object_entry::do_type): Likewise.
737 (class Incremental_dynobj_entry): New class.
738 (Incremental_input_entry_reader::as_needed): New function.
739 (Incremental_input_entry_reader::get_soname): New function.
740 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
741 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
742 size of shared library info entry.
743 * layout.cc (Layout::finish_dynamic_section): Don't test for
744 incremental link when adding DT_NEEDED entries.
745 * object.h (Object::Object): Initialize new data member.
746 (Object::dynobj): New function.
747 (Object::set_as_needed): New function.
748 (Object::as_needed): New function.
749 (Object::do_dynobj): New function.
750 (Object::as_needed_): New data member.
752 2011-05-24 Cary Coutant <ccoutant@google.com>
754 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
755 info; adjust display of GOT entries.
756 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
757 vector of input objects; remove file_status_.
758 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
759 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
760 got_plt reader; call target hooks to reserve GOT entries.
761 (Output_section_incremental_inputs::set_final_data_size): Adjust size
762 of input file info header and GOT info entry.
763 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
765 (Got_plt_view_info::got_descriptor): Remove.
766 (Got_plt_view_info::sym_index): New data member.
767 (Got_plt_view_info::input_index): New data member.
768 (Local_got_offset_visitor::visit): Write input file index.
769 (Global_got_offset_visitor::visit): Write 0 for input file index.
770 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
771 with sym_index and input_index.
772 (Output_section_incremental_inputs::write_got_plt): Adjust size of
773 incremental info GOT entry; replace got_descriptor with input_index.
774 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
775 map from input file index to object.
776 (Sized_relobj_incr::do_layout): Replace direct data member reference
777 with accessor function.
778 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
779 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
780 Adjust size of input file info header.
781 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
782 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
783 (Incremental_input_entry_reader::get_input_section): Adjust size of
784 input file info header.
785 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
786 of incremental info GOT entry.
787 (Incremental_got_plt_reader::get_got_desc): Remove.
788 (Incremental_got_plt_reader::get_got_symndx): New function.
789 (Incremental_got_plt_reader::get_got_input_index): New function.
790 (Sized_incremental_binary::Sized_incremental_binary): Remove
791 file_status_; add input_objects_.
792 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
793 (Sized_incremental_binary::set_file_is_unchanged): Remove.
794 (Sized_incremental_binary::file_is_unchanged): Remove.
795 (Sized_incremental_binary::set_input_object): New function.
796 (Sized_incremental_binary::input_object): New function.
797 (Sized_incremental_binary::file_status_): Remove.
798 (Sized_incremental_binary::input_objects_): New data member.
799 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
801 (Sized_relobj_incr::invalid_address): Move to base class.
802 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
804 (Sized_relobj_incr::do_output_section_offset): Likewise.
805 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
806 (Sized_relobj_incr::section_offsets_): Likewise.
807 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
809 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
810 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
811 with accessor function.
812 (Sized_relobj_file::do_layout): Likewise.
813 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
814 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
815 (Sized_relobj_file::compute_final_local_value): Replace refs to
816 section_offsets_ with accessor function.
817 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
818 * object.h (Relobj::Relobj): Initialize new data members.
819 (Relobj::add_dyn_reloc): New function.
820 (Relobj::first_dyn_reloc): New function.
821 (Relobj::dyn_reloc_count): New function.
822 (Relobj::first_dyn_reloc_): New data member.
823 (Relobj::dyn_reloc_count_): New data member.
824 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
826 (Sized_relobj::Address): New typedef.
827 (Sized_relobj::invalid_address): Move here from child class.
828 (Sized_relobj::Sized_relobj): Initialize new data members.
829 (Sized_relobj::sized_relobj): New function.
830 (Sized_relobj::is_output_section_offset_invalid): Move here from
832 (Sized_relobj::get_output_section_offset): Likewise.
833 (Sized_relobj::local_has_got_offset): Likewise.
834 (Sized_relobj::local_got_offset): Likewise.
835 (Sized_relobj::set_local_got_offset): Likewise.
836 (Sized_relobj::do_for_all_local_got_entries): Likewise.
837 (Sized_relobj::clear_got_offsets): New function.
838 (Sized_relobj::section_offsets): Move here from child class.
839 (Sized_relobj::do_output_section_offset): Likewise.
840 (Sized_relobj::do_set_section_offset): Likewise.
841 (Sized_relobj::Local_got_offsets): Likewise.
842 (Sized_relobj::local_got_offsets_): Likewise.
843 (Sized_relobj::section_offsets_): Likewise.
844 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
846 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
848 (Sized_relobj_file::sized_relobj): New function
849 (Sized_relobj_file::local_has_got_offset): Move to base class.
850 (Sized_relobj_file::local_got_offset): Likewise.
851 (Sized_relobj_file::set_local_got_offset): Likewise.
852 (Sized_relobj_file::get_output_section_offset): Likewise.
853 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
854 (Sized_relobj_file::do_output_section_offset): Likewise.
855 (Sized_relobj_file::do_set_section_offset): Likewise.
856 (Sized_relobj_file::Local_got_offsets): Likewise.
857 (Sized_relobj_file::local_got_offsets_): Likewise.
858 (Sized_relobj_file::section_offsets_): Likewise.
859 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
861 (set_needs_dynsym_index): Convert relobj to derived class pointer.
862 (Output_reloc::get_symbol_index): Likewise.
863 (Output_reloc::local_section_offset): Likewise.
864 (Output_reloc::get_address): Likewise.
865 (Output_reloc::symbol_value): Likewise.
866 (Output_data_got::reserve_slot): Move to class definition.
867 (Output_data_got::reserve_local): New function.
868 (Output_data_got::reserve_slot_for_global): Remove.
869 (Output_data_got::reserve_global): New function.
870 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
871 (all constructors, two instantiations).
872 (Output_reloc::get_relobj): New function (two instantiations).
873 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
874 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
875 (Output_data_reloc::add_global): Adjust type of relobj.
876 (Output_data_reloc::add_global_relative): Likewise.
877 (Output_data_reloc::add_symbolless_global_addend): Likewise.
878 (Output_data_reloc::add_local): Likewise.
879 (Output_data_reloc::add_local_relative): Likewise.
880 (Output_data_reloc::add_symbolless_local_addend): Likewise.
881 (Output_data_reloc::add_local_section): Likewise.
882 (Output_data_reloc::add_output_section): Likewise.
883 (Output_data_reloc::add_absolute): Likewise.
884 (Output_data_reloc::add_target_specific): Likewise.
885 (Output_data_got::reserve_slot): Move definition here.
886 (Output_data_got::reserve_local): New function.
887 (Output_data_got::reserve_global): New function.
888 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
889 section_offsets_ with accessor function.
890 (Sized_relobj_file::write_sections): Likewise.
891 (Sized_relobj_file::do_relocate_sections): Likewise.
892 * target.h (Sized_target::reserve_local_got_entry): New function.
893 (Sized_target::reserve_global_got_entry): New function.
894 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
895 (Target_x86_64::reserve_global_got_entry): New function.
896 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
898 2011-05-23 Cary Coutant <ccoutant@google.com>
900 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
901 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
902 bit when checking got_type.
903 * incremental.cc (Sized_incremental_binary::setup_readers):
904 Store symbol table and string table locations; initialize bit vector
905 of file status flags.
906 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
908 (Sized_incremental_binary::do_process_got_plt): New function.
909 (Sized_incremental_binary::get_symtab_view): Use stored locations.
910 (Output_section_incremental_inputs::set_final_data_size): Record
911 file index for each input file.
912 (Output_section_incremental_inputs::write_got_plt): Store file index
913 instead of input entry offset for each GOT entry.
915 (Incremental_input_entry::Incremental_input_entry): Initialize new
917 (Incremental_input_entry::set_offset): Store file index.
918 (Incremental_input_entry::get_file_index): New function.
919 (Incremental_input_entry::file_index_): New data member.
920 (Incremental_binary::process_got_plt): New function.
921 (Incremental_binary::do_process_got_plt): New function.
922 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
924 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
925 (Sized_incremental_binary::set_file_is_unchanged): New function.
926 (Sized_incremental_binary::file_is_unchanged): New function.
927 (Sized_incremental_binary::do_process_got_plt): New function.
928 (Sized_incremental_binary::file_status_): New data member.
929 (Sized_incremental_binary::main_symtab_loc_): New data member.
930 (Sized_incremental_binary::main_strtab_loc_): New data member.
931 * output.cc (Output_data_got::Got_entry::write): Add case
933 (Output_data_got::add_global): Call add_got_entry.
934 (Output_data_got::add_global_plt): Likewise.
935 (Output_data_got::add_global_with_rel): Likewise.
936 (Output_data_got::add_global_with_rela): Likewise.
937 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
938 (Output_data_got::add_global_pair_with_rela): Likewise.
939 (Output_data_got::add_local): Call add_got_entry.
940 (Output_data_got::add_local_plt): Likewise.
941 (Output_data_got::add_local_with_rel): Likewise.
942 (Output_data_got::add_local_with_rela): Likewise.
943 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
944 (Output_data_got::add_local_pair_with_rela): Likewise.
945 (Output_data_got::reserve_slot): New function.
946 (Output_data_got::reserve_slot_for_global): New function.
947 (Output_data_got::add_got_entry): New function.
948 (Output_data_got::add_got_entry_pair): New function.
949 (Output_section::add_output_section_data): Edit FIXME.
951 (Output_section_data_build::Output_section_data_build): New
952 constructor with size parameter.
953 (Output_data_space::Output_data_space): Likewise.
954 (Output_data_got::Output_data_got): Initialize new data member; new
955 constructor with size parameter.
956 (Output_data_got::add_constant): Call add_got_entry.
957 (Output_data_got::reserve_slot): New function.
958 (Output_data_got::reserve_slot_for_global): New function.
959 (class Output_data_got::Got_entry): Add RESERVED_CODE.
960 (Output_data_got::add_got_entry): New function.
961 (Output_data_got::add_got_entry_pair): New function.
962 (Output_data_got::free_list_): New data member.
963 * target.h (Sized_target::init_got_plt_for_update): New function.
964 (Sized_target::register_global_plt_entry): New function.
965 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
966 Initialize new data member; call init; add constructor with PLT count.
967 (Output_data_plt_x86_64::init): New function.
968 (Output_data_plt_x86_64::add_relocation): New function.
969 (Output_data_plt_x86_64::reserve_slot): New function.
970 (Output_data_plt_x86_64::free_list_): New data member.
971 (Target_x86_64::init_got_plt_for_update): New function.
972 (Target_x86_64::register_global_plt_entry): New function.
973 (Output_data_plt_x86_64::add_entry): Allocate from free list for
975 (Output_data_plt_x86_64::add_relocation): New function.
976 * testsuite/object_unittest.cc (Object_test): Set default options.
978 2011-05-16 Ian Lance Taylor <iant@google.com>
980 * options.h (class General_options): Make -i a synonym for -r.
982 2011-05-16 Ian Lance Taylor <iant@google.com>
984 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
986 2011-05-10 Cary Coutant <ccoutant@google.com>
988 * object.cc (Sized_relobj::do_count_local_symbols): Check for
991 2011-05-06 Ian Lance Taylor <iant@google.com>
993 * layout.cc (Layout::layout): If the output section flags change,
996 2011-04-25 Cary Coutant <ccoutant@google.com>
998 * incremental-dump.cc (dump_incremental_inputs): Print local
999 symbol info for each input file.
1001 (Output_section_incremental_inputs::set_final_data_size): Add local
1002 symbol info to input file entries in incremental info.
1003 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1004 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1005 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1006 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1008 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1009 (Sized_incr_relobj::do_relocate): Write the local symbols.
1010 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1011 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1012 Adjust size of input file header.
1013 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1014 (Incremental_inputs_reader::get_local_symbol_count): New function.
1015 (Incremental_inputs_reader::get_input_section): Adjust size of input
1017 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1018 (Sized_incr_relobj::This): New typedef.
1019 (Sized_incr_relobj::sym_size): New const data member.
1020 (Sized_incr_relobj::Local_symbol): New struct.
1021 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1022 (Sized_incr_relobj::do_local_symbol_offset): New function.
1023 (Sized_incr_relobj::local_symbol_count_): New data member.
1024 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1025 (Sized_incr_relobj::local_symbol_index_): New data member.
1026 (Sized_incr_relobj::local_symbol_offset_): New data member.
1027 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1028 (Sized_incr_relobj::local_symbols_): New data member.
1029 * object.h (Relobj::output_local_symbol_count): New function.
1030 (Relobj::local_symbol_offset): New function.
1031 (Relobj::do_output_local_symbol_count): New function.
1032 (Relobj::do_local_symbol_offset): New function.
1033 (Sized_relobj::do_output_local_symbol_count): New function.
1034 (Sized_relobj::do_local_symbol_offset): New function.
1036 2011-04-22 Vladimir Simonov <sv@sw.ru>
1038 * descriptors.cc (set_close_on_exec): New function.
1039 (Descriptors::open): Use set_close_on_exec.
1040 * output.cc (S_ISLNK): Define if not defined.
1042 2011-04-22 Cary Coutant <ccoutant@google.com>
1044 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1046 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1047 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1048 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1050 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1051 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1052 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1054 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1056 (Incremental_binary::apply_incremental_relocs): New function.
1057 (Incremental_binary::do_apply_incremental_relocs): New function.
1058 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1060 (Sized_incremental_binary::add_global_symbol): New function.
1061 (Sized_incremental_binary::global_symbol): New function.
1062 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1063 (Sized_incremental_binary::symbol_map_): New data member.
1064 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1065 * target.h (Sized_target::apply_relocation): New function.
1066 * target-reloc.h (apply_relocation): New function.
1067 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1069 2011-04-22 Doug Kwan <dougkwan@google.com>
1071 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1072 flag of a SHT_ARM_EXIDX section.
1073 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1074 * testsuite/Makefile.in: Regenerate.
1075 * testsuite/arm_exidx_test.s: New file.
1076 * testsuite/arm_exidx_test.sh: Same.
1078 2011-04-20 Cary Coutant <ccoutant@google.com>
1081 * archive.h (Incremental_archive_entry::Archive_member):
1082 Initialize arg_serial_ (second constructor).
1084 2011-04-17 Ian Lance Taylor <iant@google.com>
1086 * object.cc (Relocate_info::location): Simplify location string.
1087 * errors.cc (Errors::error_at_location): Don't print program
1089 (Errors::warning_at_location): Likewise.
1090 (Errors::undefined_symbol): Likewise.
1091 * testsuite/debug_msg.sh: Update accordingly.
1093 2011-04-14 Cary Coutant <ccoutant@google.com>
1095 * gold/layout.cc (Layout::symtab_section_offset): New function.
1096 * gold/layout.h (Layout::symtab_section_offset): New function.
1097 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1099 2011-04-12 Ian Lance Taylor <iant@google.com>
1101 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1102 with MREMAP_MAYMOVE.
1103 * output.h (class Output_file): Add map_is_allocated_ field.
1104 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1105 not available, provide stubs. If mremap is not available, #define
1107 (MREMAP_MAYMOVE): Define if not defined.
1108 (Output_file::Output_file): Initialize map_is_allocated_.
1109 (Output_file::resize): Check map_is_allocated_.
1110 (Output_file::map_anonymous): If mmap fails, use malloc.
1111 (Output_file::unmap): Don't do anything for an anonymous map.
1112 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1113 is not available, provide stubs.
1114 (File_read::View::~View): Use free rather than delete[].
1115 (File_read::make_view): Use malloc rather than new[]. If mmap
1117 (File_read::find_or_make_view): Use malloc rather than new[].
1118 * gold.h: Remove HAVE_REMAP code.
1119 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1120 exists. Rename mremap to gold_mremap. If mmap is not available
1122 * configure, config.in: Rebuild.
1124 2011-04-11 Ian Lance Taylor <iant@google.com>
1126 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1127 initialize local variable v.
1129 2011-04-11 Cary Coutant <ccoutant@google.com>
1131 * archive.cc (Archive::include_member): Adjust call to
1133 (Add_archive_symbols::run): Track argument serial numbers.
1134 (Lib_group::include_member): Likewise.
1135 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1136 * archive.h (Incremental_archive_entry::Archive_member):
1137 Initialize arg_serial_.
1138 (Archive_member::arg_serial_): New data member.
1139 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1140 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1142 (Sized_dynobj::do_for_all_local_got_entries): New function.
1143 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1145 * fileread.cc (get_mtime): New function.
1146 * fileread.h (get_mtime): New function.
1147 * gold.cc (queue_initial_tasks): Check for incremental update.
1148 (process_incremental_input): New function.
1149 (queue_middle_tasks): Don't force valid target for incremental
1151 * incremental-dump.cc (find_input_containing_global): Adjust
1152 size of symbol info entry.
1153 (dump_incremental_inputs): Dump argument serial number and
1154 in_system_directory flag; bias shndx by 1; print symbol names
1155 when dumping per-file symbol lists; use new symbol info readers.
1157 (Output_section_incremental_inputs:update_data_size): New function.
1158 (Sized_incremental_binary::setup_readers): Setup input readers
1159 for each input file; build maps for files added from libraries
1161 (Sized_incremental_binary::check_input_args): New function.
1162 (Sized_incremental_binary::do_check_inputs): Build map of argument
1163 serial numbers to input arguments.
1164 (Sized_incremental_binary::do_file_has_changed): Rename
1165 do_file_is_unchanged to this; compare file modification times.
1166 (Sized_incremental_binary::do_init_layout): New function.
1167 (Sized_incremental_binary::do_reserve_layout): New function.
1168 (Sized_incremental_binary::do_get_input_reader): Remove.
1169 (Sized_incremental_binary::get_symtab_view): New function.
1170 (Incremental_checker::can_incrementally_link_output_file): Remove.
1171 (Incremental_inputs::report_command_line): Exclude --debug options.
1172 (Incremental_inputs::report_archive_begin): Add parameter; track
1173 argument serial numbers; don't put input file entry for archive
1174 before archive members.
1175 (Incremental_inputs::report_archive_end): Put input file entry
1176 for archive after archive members.
1177 (Incremental_inputs::report_object): Add parameter; track argument
1178 serial numbers and in_system_directory flag.
1179 (Incremental_inputs::report_script): Add parameter; track argument
1181 (Output_section_incremental_inputs::set_final_data_size): Adjust
1182 size of symbol info entry; check for forwarding symbols.
1183 (Output_section_incremental_inputs::write_input_files): Write
1184 in_system_directory flag and argument serial number.
1185 (Output_section_incremental_inputs::write_info_blocks): Map section
1186 indices between incremental info and original input file; store
1187 input section index for each symbol.
1188 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1189 change operator() to visit().
1190 (class Global_got_offset_visitor): Likewise.
1191 (class Global_symbol_visitor_got_plt):
1192 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1194 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1195 (Sized_incr_relobj::do_read_symbols): New function.
1196 (Sized_incr_relobj::do_layout): New function.
1197 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1198 (Sized_incr_relobj::do_add_symbols): New function.
1199 (Sized_incr_relobj::do_should_include_member): New function.
1200 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1201 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1202 (Sized_incr_relobj::do_section_size): New function.
1203 (Sized_incr_relobj::do_section_name): New function.
1204 (Sized_incr_relobj::do_section_contents): New function.
1205 (Sized_incr_relobj::do_section_flags): New function.
1206 (Sized_incr_relobj::do_section_entsize): New function.
1207 (Sized_incr_relobj::do_section_address): New function.
1208 (Sized_incr_relobj::do_section_type): New function.
1209 (Sized_incr_relobj::do_section_link): New function.
1210 (Sized_incr_relobj::do_section_info): New function.
1211 (Sized_incr_relobj::do_section_addralign): New function.
1212 (Sized_incr_relobj::do_initialize_xindex): New function.
1213 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1214 (Sized_incr_relobj::do_read_relocs): New function.
1215 (Sized_incr_relobj::do_gc_process_relocs): New function.
1216 (Sized_incr_relobj::do_scan_relocs): New function.
1217 (Sized_incr_relobj::do_count_local_symbols): New function.
1218 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1219 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1220 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1221 (Sized_incr_relobj::do_relocate): New function.
1222 (Sized_incr_relobj::do_set_section_offset): New function.
1223 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1224 (Sized_incr_dynobj::do_read_symbols): New function.
1225 (Sized_incr_dynobj::do_layout): New function.
1226 (Sized_incr_dynobj::do_add_symbols): New function.
1227 (Sized_incr_dynobj::do_should_include_member): New function.
1228 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1229 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1230 (Sized_incr_dynobj::do_section_size): New function.
1231 (Sized_incr_dynobj::do_section_name): New function.
1232 (Sized_incr_dynobj::do_section_contents): New function.
1233 (Sized_incr_dynobj::do_section_flags): New function.
1234 (Sized_incr_dynobj::do_section_entsize): New function.
1235 (Sized_incr_dynobj::do_section_address): New function.
1236 (Sized_incr_dynobj::do_section_type): New function.
1237 (Sized_incr_dynobj::do_section_link): New function.
1238 (Sized_incr_dynobj::do_section_info): New function.
1239 (Sized_incr_dynobj::do_section_addralign): New function.
1240 (Sized_incr_dynobj::do_initialize_xindex): New function.
1241 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1242 (make_sized_incremental_object): New function.
1243 (Incremental_library::copy_unused_symbols): New function.
1244 (Incremental_library::do_for_all_unused_symbols): New function.
1245 * incremental.h (enum Incremental_input_flags): New type.
1246 (class Incremental_checker): Remove.
1247 (Incremental_input_entry::Incremental_input_entry): Add argument
1249 (Incremental_input_entry::arg_serial): New function.
1250 (Incremental_input_entry::set_is_in_system_directory): New function.
1251 (Incremental_input_entry::is_in_system_directory): New function.
1252 (Incremental_input_entry::arg_serial_): New data member.
1253 (Incremental_input_entry::is_in_system_directory_): New data member.
1254 (class Script_info): Move here from script.h.
1255 (Script_info::Script_info): Add filename parameter.
1256 (Script_info::filename): New function.
1257 (Script_info::filename_): New data member.
1258 (Incremental_script_entry::Incremental_script_entry): Add argument
1260 (Incremental_object_entry::Incremental_object_entry): Likewise.
1261 (Incremental_object_entry::add_input_section): Build list of input
1262 sections with map to original shndx.
1263 (Incremental_object_entry::get_input_section_index): New function.
1264 (Incremental_object_entry::shndx_): New data member.
1265 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1266 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1267 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1269 (Incremental_inputs::report_archive_begin): Likewise.
1270 (Incremental_inputs::report_object): Likewise.
1271 (Incremental_inputs::report_script): Likewise.
1272 (class Incremental_global_symbol_reader): New class.
1273 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1274 and store flags and input file type.
1275 (Incremental_input_entry_reader::arg_serial): New function.
1276 (Incremental_input_entry_reader::type): Extract type from flags.
1277 (Incremental_input_entry_reader::is_in_system_directory): New function.
1278 (Incremental_input_entry_reader::get_input_section_count): Call
1279 accessor function for type.
1280 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1281 function for type; adjust size of global symbol entry.
1282 (Incremental_input_entry_reader::get_global_symbol_count): Call
1283 accessor function for type.
1284 (Incremental_input_entry_reader::get_object_count): Likewise.
1285 (Incremental_input_entry_reader::get_object_offset): Likewise.
1286 (Incremental_input_entry_reader::get_member_count): Likewise.
1287 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1288 (Incremental_input_entry_reader::get_member_offset): Likewise.
1289 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1290 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1291 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1292 (Incremental_input_entry_reader::get_global_symbol_reader): New
1294 (Incremental_input_entry_reader::get_output_symbol_index): New
1296 (Incremental_input_entry_reader::type_): Remove.
1297 (Incremental_input_entry_reader::flags_): New data member.
1298 (Incremental_inputs_reader::input_file_offset): New function.
1299 (Incremental_inputs_reader::input_file_index): New function.
1300 (Incremental_inputs_reader::input_file): Call input_file_offset.
1301 (Incremental_inputs_reader::input_file_at_offset): New function.
1302 (Incremental_relocs_reader::get_r_type): Reformat.
1303 (Incremental_relocs_reader::get_r_shndx): Reformat.
1304 (Incremental_relocs_reader::get_r_offset): Reformat.
1305 (Incremental_relocs_reader::data): New function.
1306 (Incremental_binary::Incremental_binary): Initialize new data members.
1307 (Incremental_binary::check_inputs): Add cmdline parameter.
1308 (Incremental_binary::file_is_unchanged): Remove.
1309 (Input_reader::arg_serial): New function.
1310 (Input_reader::get_unused_symbol_count): New function.
1311 (Input_reader::get_unused_symbol): New function.
1312 (Input_reader::do_arg_serial): New function.
1313 (Input_reader::do_get_unused_symbol_count): New function.
1314 (Input_reader::do_get_unused_symbol): New function.
1315 (Incremental_binary::input_file_count): New function.
1316 (Incremental_binary::get_input_reader): Change signature to use
1317 index instead of filename.
1318 (Incremental_binary::file_has_changed): New function.
1319 (Incremental_binary::get_input_argument): New function.
1320 (Incremental_binary::get_library): New function.
1321 (Incremental_binary::get_script_info): New function.
1322 (Incremental_binary::init_layout): New function.
1323 (Incremental_binary::reserve_layout): New function.
1324 (Incremental_binary::output_file): New function.
1325 (Incremental_binary::do_check_inputs): New function.
1326 (Incremental_binary::do_file_is_unchanged): Remove.
1327 (Incremental_binary::do_file_has_changed): New function.
1328 (Incremental_binary::do_init_layout): New function.
1329 (Incremental_binary::do_reserve_layout): New function.
1330 (Incremental_binary::do_input_file_count): New function.
1331 (Incremental_binary::do_get_input_reader): Change signature.
1332 (Incremental_binary::input_args_map_): New data member.
1333 (Incremental_binary::library_map_): New data member.
1334 (Incremental_binary::script_map_): New data member.
1335 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1337 (Sized_incremental_binary::output_section): New function.
1338 (Sized_incremental_binary::inputs_reader): Add const.
1339 (Sized_incremental_binary::symtab_reader): Add const.
1340 (Sized_incremental_binary::relocs_reader): Add const.
1341 (Sized_incremental_binary::got_plt_reader): Add const.
1342 (Sized_incremental_binary::get_symtab_view): New function.
1343 (Sized_incremental_binary::Inputs_reader): New typedef.
1344 (Sized_incremental_binary::Input_entry_reader): New typedef.
1345 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1346 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1347 (Sized_incremental_binary::do_file_has_changed): New function.
1348 (Sized_incremental_binary::do_init_layout): New function.
1349 (Sized_incremental_binary::do_reserve_layout): New function.
1350 (Sized_input_reader::Inputs_reader): Remove.
1351 (Sized_input_reader::Input_entry_reader): Remove.
1352 (Sized_input_reader::do_arg_serial): New function.
1353 (Sized_input_reader::do_get_unused_symbol_count): New function.
1354 (Sized_input_reader::do_get_unused_symbol): New function.
1355 (Sized_incremental_binary::do_input_file_count): New function.
1356 (Sized_incremental_binary::do_get_input_reader): Change signature;
1357 use index instead of filename.
1358 (Sized_incremental_binary::section_map_): New data member.
1359 (Sized_incremental_binary::input_entry_readers_): New data member.
1360 (class Sized_incr_relobj): New class.
1361 (class Sized_incr_dynobj): New class.
1362 (make_sized_incremental_object): New function.
1363 (class Incremental_library): New class.
1364 * layout.cc (Free_list::num_lists): New static data member.
1365 (Free_list::num_nodes): New static data member.
1366 (Free_list::num_removes): New static data member.
1367 (Free_list::num_remove_visits): New static data member.
1368 (Free_list::num_allocates): New static data member.
1369 (Free_list::num_allocate_visits): New static data member.
1370 (Free_list::init): New function.
1371 (Free_list::remove): New function.
1372 (Free_list::allocate): New function.
1373 (Free_list::dump): New function.
1374 (Free_list::print_stats): New function.
1375 (Layout_task_runner::run): Resize output file for incremental updates.
1376 (Layout::Layout): Initialize new data members.
1377 (Layout::set_incremental_base): New function.
1378 (Layout::init_fixed_output_section): New function.
1379 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1380 incremental updates.
1381 (Layout::create_gold_note): Do not create gold note section for
1382 incremental updates.
1383 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1384 for incremental updates.
1385 (Layout::set_section_offsets): For incremental updates, allocate space
1387 (Layout::create_symtab_sections): Layout with offsets relative to
1388 start of section; for incremental updates, allocate space from free
1390 (Layout::create_shdrs): For incremental updates, allocate space from
1392 (Layout::finish_dynamic_section): For incremental updates, do not
1393 check --as-needed (fixed in subsequent patch).
1394 * layout.h (class Free_list): New class.
1395 (Layout::set_incremental_base): New function.
1396 (Layout::incremental_base): New function.
1397 (Layout::init_fixed_output_section): New function.
1398 (Layout::allocate): New function.
1399 (Layout::incremental_base_): New data member.
1400 (Layout::free_list_): New data member.
1401 * main.cc (main): Print Free_list statistics.
1402 * object.cc (Relobj::finalize_incremental_relocs): Add
1403 clear_counts parameter; clear counts only when clear_counts is set.
1404 (Sized_relobj::Sized_relobj): Initialize new base class.
1405 (Sized_relobj::do_layout): Don't report special sections.
1406 (Sized_relobj::do_for_all_local_got_entries): New function.
1407 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1408 symtab_off to all symbol table offsets.
1409 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1410 * object.h (class Got_offset_list): Move to top of file.
1411 (Object::Object): Allow case where input_file == NULL.
1412 (Object::~Object): Likewise.
1413 (Object::input_file): Assert that input_file != NULL.
1414 (Object::lock): Allow case where input_file == NULL.
1415 (Object::unlock): Likewise.
1416 (Object::is_locked): Likewise.
1417 (Object::token): Likewise.
1418 (Object::release): Likewise.
1419 (Object::is_incremental): New function.
1420 (Object::get_mtime): New function.
1421 (Object::for_all_local_got_entries): New function.
1422 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1423 (Object::set_is_in_system_directory): New function.
1424 (Object::is_in_system_directory): New function.
1425 (Object::do_is_incremental): New function.
1426 (Object::do_get_mtime): New function.
1427 (Object::do_for_all_local_got_entries): New function.
1428 (Object::is_in_system_directory_): New data member.
1429 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1430 (class Sized_relobj_base): New class.
1431 (class Sized_relobj): Derive from Sized_relobj_base.
1432 (class Sized_relobj::Symbols): Redeclare from base class.
1433 (class Sized_relobj::local_got_offset_list): Remove.
1434 (class Sized_relobj::Output_sections): Redeclare from base class.
1435 (class Sized_relobj::do_for_all_local_got_entries): New function.
1436 (class Sized_relobj::write_local_symbols): Add offset parameter.
1437 (class Sized_relobj::local_symbol_offset_): Update comment.
1438 (class Sized_relobj::local_dynsym_offset_): Update comment.
1439 * options.cc (Input_arguments::add_file): Remove const.
1440 * options.h (Input_file_argument::Input_file_argument):
1441 Initialize arg_serial_ (all constructors).
1442 (Input_file_argument::set_arg_serial): New function.
1443 (Input_file_argument::arg_serial): New function.
1444 (Input_file_argument::arg_serial_): New data member.
1445 (Input_arguments::Input_arguments): Initialize file_count_.
1446 (Input_arguments::add_file): Remove const.
1447 (Input_arguments::number_of_input_files): New function.
1448 (Input_arguments::file_count_): New data member.
1449 (Command_line::number_of_input_files): Call
1450 Input_arguments::number_of_input_files.
1451 * output.cc (Output_segment_headers::Output_segment_headers):
1453 (Output_section::Input_section::current_data_size): New function.
1454 (Output_section::Output_section): Initialize new data members.
1455 (Output_section::add_input_section): Don't do merge sections for
1456 an incremental link; allocate space from free list for an
1458 (Output_section::add_output_section_data): Allocate space from
1459 free list for an incremental update.
1460 (Output_section::update_data_size): New function.
1461 (Output_section::set_fixed_layout): New function.
1462 (Output_section::reserve): New function.
1463 (Output_segment::set_section_addresses): Remove const.
1464 (Output_segment::set_section_list_addresses): Remove const; allocate
1465 space from free list for an incremental update.
1466 (Output_segment::set_offset): Adjust size of RELRO segment for an
1468 * output.h (Output_data::current_data_size): Move here from
1470 (Output_data::pre_finalize_data_size): New function.
1471 (Output_data::update_data_size): New function.
1472 (Output_section_headers::update_data_size): new function.
1473 (Output_section_data_build::current_data_size): Move to Output_data.
1474 (Output_data_strtab::update_data_size): New function.
1475 (Output_section::current_data_size): Move to Output_data.
1476 (Output_section::set_fixed_layout): New function.
1477 (Output_section::has_fixed_layout): New function.
1478 (Output_section::reserve): New function.
1479 (Output_section::update_data_size): New function.
1480 (Output_section::has_fixed_layout_): New data member.
1481 (Output_section::free_list_): New data member.
1482 (Output_segment::set_section_addresses): Remove const.
1483 (Output_segment::set_section_list_addresses): Remove const.
1484 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1486 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1488 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1489 parameter when calling Add_symbols constructor; store argument
1490 serial number for members of a lib group.
1491 (Add_symbols::locks): Allow case where token == NULL.
1492 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1493 (Read_member::~Read_member): New function.
1494 (Read_member::is_runnable): New function.
1495 (Read_member::locks): New function.
1496 (Read_member::run): New function.
1497 (Check_script::~Check_script): New function.
1498 (Check_script::is_runnable): New function.
1499 (Check_script::locks): New function.
1500 (Check_script::run): New function.
1501 (Check_library::~Check_library): New function.
1502 (Check_library::is_runnable): New function.
1503 (Check_library::locks): New function.
1504 (Check_library::run): New function.
1505 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1506 (Add_symbols::library_): New data member.
1507 (class Read_member): New class.
1508 (class Check_script): New class.
1509 (class Check_library): New class.
1510 * reloc.cc (Read_relocs::is_runnable): Allow case where
1512 (Read_relocs::locks): Likewise.
1513 (Scan_relocs::locks): Likewise.
1514 (Relocate_task::locks): Likewise.
1515 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1517 (Sized_relobj::incremental_relocs_scan): Fix comment.
1518 (Sized_relobj::do_relocate): Pass output file offset to
1519 write_local_symbols.
1520 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1521 from class declaration.
1522 * script.cc (read_input_script): Allocate Script_info; pass
1523 argument serial number to report_script.
1524 * script.h (class Script_info): Move to incremental.h.
1525 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1526 * symtab.h (Symbol_table::add_from_incrobj): New function.
1527 (Symbol_table::set_file_offset): New function.
1529 2011-04-05 Cary Coutant <ccoutant@google.com>
1531 * incremental-dump.cc (dump_incremental_inputs): Change signature
1532 to take a Sized_incremental_binary; change caller. Use readers
1533 in Sized_incremental_binary.
1535 (Sized_incremental_binary::find_incremental_inputs_sections):
1536 Rename do_find_incremental_inputs_sections to this.
1537 (Sized_incremental_binary::setup_readers): New function.
1538 (Sized_incremental_binary::do_check_inputs): Check
1539 has_incremental_info_ flag; move setup code to setup_readers;
1541 (Sized_incremental_binary::do_file_is_unchanged): New function.
1542 (Sized_incremental_binary::do_get_input_reader): New function.
1543 * incremental.h (class Incremental_binary): Move to end of file.
1544 (Incremental_binary::file_is_unchanged): New function.
1545 (Incremental_binary::do_file_is_unchanged): New function.
1546 (Incremental_binary::Input_reader): New class.
1547 (Incremental_binary::get_input_reader): New function.
1548 (class Sized_incremental_binary): Move to end of file.
1549 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1550 input section reader classes.
1551 (Sized_incremental_binary::has_incremental_info): New function.
1552 (Sized_incremental_binary::inputs_reader): New function.
1553 (Sized_incremental_binary::symtab_reader): New function.
1554 (Sized_incremental_binary::relocs_reader): New function.
1555 (Sized_incremental_binary::got_plt_reader): New function.
1556 (Sized_incremental_binary::do_file_is_unchanged): New function.
1557 (Sized_incremental_binary::Sized_input_reader): New class.
1558 (Sized_incremental_binary::get_input_reader): New function.
1559 (Sized_incremental_binary::find_incremental_inputs_sections):
1560 Rename do_find_incremental_inputs_sections to this.
1561 (Sized_incremental_binary::setup_readers): New function.
1562 (Sized_incremental_binary::has_incremental_info_): New data member.
1563 (Sized_incremental_binary::inputs_reader_): New data member.
1564 (Sized_incremental_binary::symtab_reader_): New data member.
1565 (Sized_incremental_binary::relocs_reader_): New data member.
1566 (Sized_incremental_binary::got_plt_reader_): New data member.
1567 (Sized_incremental_binary::current_input_file_): New data member.
1569 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1572 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1575 2011-03-30 Cary Coutant <ccoutant@google.com>
1577 * archive.cc (Archive::include_member): Adjust call to report_object.
1578 (Add_archive_symbols::run): Add script_info to call to
1579 report_archive_begin.
1580 (Lib_group::include_member): Adjust call to report_object.
1581 (Add_lib_group_symbols::run): Adjust call to report_object.
1582 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1583 blocks. Add object count for script input files.
1584 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1585 script_info parameter; change all callers.
1586 (Incremental_inputs::report_object): Add script_info parameter;
1588 (Incremental_inputs::report_script): Store backpointer to
1589 incremental info entry.
1590 (Output_section_incremental_inputs::set_final_data_size): Record
1591 additional information for scripts.
1592 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1593 * incremental.h (Incremental_script_entry::add_object): New function.
1594 (Incremental_script_entry::get_object_count): New function.
1595 (Incremental_script_entry::get_object): New function.
1596 (Incremental_script_entry::objects_): New data member; adjust
1598 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1599 (Incremental_inputs::report_object): Add script_info parameter.
1600 (Incremental_inputs_reader::get_object_count): New function.
1601 (Incremental_inputs_reader::get_object_offset): New function.
1602 * options.cc (Input_arguments::add_file): Return reference to
1604 * options.h (Input_argument::set_script_info): New function.
1605 (Input_argument::script_info): New function.
1606 (Input_argument::script_info_): New data member; adjust all
1608 (Input_file_group::add_file): Return reference to new input argument.
1609 (Input_file_lib::add_file): Likewise.
1610 (Input_arguments::add_file): Likewise.
1611 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1612 * script.cc (Parser_closure::Parser_closure): Add script_info
1613 parameter; adjust all callers.
1614 (Parser_closure::script_info): New function.
1615 (Parser_closure::script_info_): New data member.
1616 (read_input_script): Report scripts earlier to incremental info.
1617 (script_add_file): Set script_info in Input_argument.
1618 (script_add_library): Likewise.
1619 * script.h (Script_options::Script_info): Rewrite class.
1621 2011-03-29 Cary Coutant <ccoutant@google.com>
1623 * archive.cc (Library_base::should_include_member): Move
1624 method here from class Archive.
1625 (Archive::Archive): Initialize base class.
1626 (Archive::should_include_member): Move to base class.
1627 (Archive::do_for_all_unused_symbols): New function.
1628 (Add_archive_symbols::run): Remove redundant access to
1630 (Lib_group::Lib_group): Initialize base class.
1631 (Lib_group::do_filename): New function.
1632 (Lib_group::include_member): Pass pointer to Lib_group to
1634 (Lib_group::do_for_all_unused_symbols): New function.
1635 (Add_lib_group_symbols::run): Report archive information for
1637 * archive.h (class Library_base): New base class.
1638 (class Archive): Derive from Library_base.
1639 (Archive::filename): Move to base class.
1640 (Archive::set_incremental_info): Likewise.
1641 (Archive::incremental_info): Likewise.
1642 (Archive::Should_include): Likewise.
1643 (Archive::should_include_member): Likewise.
1644 (Archive::Armap_entry): Remove.
1645 (Archive::Unused_symbol_iterator): Remove.
1646 (Archive::unused_symbols_begin): Remove.
1647 (Archive::unused_symbols_end): Remove.
1648 (Archive::do_filename): New function.
1649 (Archive::do_get_mtime): New function.
1650 (Archive::do_for_all_unused_symbols): New function.
1651 (Archive::task_): Move to base class.
1652 (Archive::incremental_info_): Likewise.
1653 (class Lib_group): Derive from Library_base.
1654 (Lib_group::do_filename): New function.
1655 (Lib_group::do_get_mtime): New function.
1656 (Lib_group::do_for_all_unused_symbols): New function.
1657 (Lib_group::task_): Move to base class.
1658 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1660 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1662 * incremental.cc (Incremental_inputs::report_archive_begin):
1663 Use Library_base; call library's get_mtime; add incremental inputs
1664 entry before members.
1665 (class Unused_symbol_visitor): New class.
1666 (Incremental_inputs::report_archive_end): Use Library_base; use
1667 visitor class to record unused symbols; don't add incremental inputs
1668 entry after members.
1669 (Incremental_inputs::report_object): Use Library_base.
1671 (Incremental_archive_entry::Incremental_archive_entry): Remove
1672 unused Archive parameter.
1673 (Incremental_inputs::report_archive_begin): Use Library_base.
1674 (Incremental_inputs::report_archive_end): Likewise.
1675 (Incremental_inputs::report_object): Likewise.
1676 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1678 * object.h (Object::for_all_global_symbols): New function.
1679 (Object::do_for_all_global_symbols): New function.
1680 (Sized_relobj::do_for_all_global_symbols): New function.
1681 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1683 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1686 2011-03-27 Ian Lance Taylor <iant@google.com>
1688 * archive.cc (Archive::interpret_header): Return -1 if something
1689 goes wrong. Change callers accordingly.
1691 2011-03-25 Cary Coutant <ccoutant@google.com>
1693 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1694 * testsuite/Makefile.in: Regenerate.
1696 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1698 * plugin.cc (get_view): New.
1699 (Plugin::load): Pass get_view to the plugin.
1700 (Plugin_manager::get_view): New.
1702 2011-03-21 Ian Lance Taylor <iant@google.com>
1704 * testsuite/final_layout.sh: Rewrite to not use dc.
1705 * testsuite/relro_test.sh: Fail if dc is not present.
1707 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1709 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1711 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1712 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1714 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1715 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1717 2011-03-14 Ian Lance Taylor <iant@google.com>
1719 * script-sections.cc (Sort_output_sections::script_compare):
1720 Rename from is_before, change return type.
1721 (Sort_output_sections::operator()): Adjust accordingly.
1723 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1726 * testsuite/odr_violation2.cc: Add comment to make all error line
1727 numbers double digits.
1728 * testsuite/debug_msg.sh: Adjust expected errors.
1730 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1732 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1733 but mark earlier ones as non-canonical
1734 (offset_to_iterator): Update search target and example
1735 (do_addr2line): Return extra lines in a vector*
1736 (format_file_lineno): Extract from do_addr2line
1737 (one_addr2line): Add vector* out-param
1738 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1739 when a lineno entry appeared last for its instruction
1740 (Dwarf_line_info): Add vector* out-param
1741 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1742 * symtab.cc (Odr_violation_compare): Include the lineno in the
1744 (linenos_from_loc): New. Combine the canonical line for an
1745 address with its other lines.
1746 (True_if_intersect): New. Helper functor to make
1747 std::set_intersection a query.
1748 (detect_odr_violations): Compare sets of lines instead of just
1749 one line for each function. This became less deterministic, but
1750 has fewer false positives.
1751 * symtab.h: Declarations.
1752 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1753 mix an optimized and non-optimized object in the same binary
1754 (odr_violation2.so): Same.
1755 * testsuite/Makefile.in: Regenerate from Makefile.am.
1756 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1757 * testsuite/debug_msg.sh: Update line numbers and add
1759 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1760 non-optimized context.
1761 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1762 isn't inlined, and use OdrDerived in an optimized context.
1763 * testsuite/odr_header1.h: Defines OdrDerived, where
1764 optimization will change the
1765 first-instruction-in-the-destructor's file and line number.
1766 * testsuite/odr_header2.h: Defines OdrBase.
1768 2011-03-09 Ian Lance Taylor <iant@google.com>
1770 * fileread.cc (File_read::clear_views): Don't delete the whole
1773 2011-03-08 Ian Lance Taylor <iant@google.com>
1776 * fileread.cc: #include <climits>.
1777 (GOLD_IOV_MAX): Define.
1778 (File_read::read_multiple): Limit number of entries by iov_max.
1779 * fileread.h (class File_read): Always set max_readv_entries to
1782 2011-03-07 Ian Lance Taylor <iant@google.com>
1785 * options.h (class General_options): Add -dy and -dn.
1787 2011-03-02 Cary Coutant <ccoutant@google.com>
1789 * testsuite/script_test_9.t: Add TLS segment.
1791 2011-03-02 Simon Baldwin <simonb@google.com>
1793 * configure.ac: Add check for gnu_indirect_function support in
1794 the toolchain building binutils.
1795 * configure: Rebuild.
1797 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1799 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1800 plugin only symbols.
1801 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1802 in plugin files as not needed in the symbol table.
1804 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1806 * output.cc (Output_section::add_input_section): Delay fill
1807 generation for section ordering.
1809 2011-02-09 Ian Lance Taylor <iant@google.com>
1812 * object.h (class Sized_relobj): Remove clear_local_symbols.
1813 * reloc.cc (Sized_relobj::do_relocate): Don't call
1814 clear_local_symbols.
1816 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1818 * plugin.cc (is_visible_from_outside): Return true for symbols
1821 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1823 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1826 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1828 * icf.h (is_section_foldable_candidate): Change type of parameter
1830 * icf.cc (Icf::find_identical_sections): Change type of local variable
1831 section_name to be std::string.
1832 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1834 2011-01-25 Ian Lance Taylor <iant@google.com>
1836 * script.cc (script_add_extern): Rewrite to use
1837 add_symbol_reference.
1839 2011-01-25 Doug Kwan <dougkwan@google.com>
1841 * icf.cc (get_section_contents): Always lock section's object.
1843 2011-01-24 Ian Lance Taylor <iant@google.com>
1845 * options.h (class General_options): Accept
1846 --no-detect-odr-violations.
1848 2011-01-24 Ian Lance Taylor <iant@google.com>
1850 * version.cc (version_string): Bump to 1.11.
1852 2011-01-24 Ian Lance Taylor <iant@google.com>
1854 * plugin.cc (class Plugin_rescan): Define new class.
1855 (Plugin_manager::claim_file): Set any_claimed_.
1856 (Plugin_manager::save_archive): New function.
1857 (Plugin_manager::save_input_group): New function.
1858 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1860 (Plugin_manager::new_undefined_symbol): New function.
1861 (Plugin_manager::rescan): New function.
1862 (Plugin_manager::rescannable_defines): New function.
1863 (Plugin_manager::add_input_file): Set any_added_.
1864 * plugin.h (class Plugin_manager): define new fields rescannable_,
1865 undefined_symbols_, any_claimed_, and any_added_. Declare
1866 Plugin_rescan as friend. Declare new functions.
1867 (Plugin_manager::Rescannable): Define type.
1868 (Plugin_manager::Rescannable_list): Define type.
1869 (Plugin_manager::Undefined_symbol_list): Define type.
1870 (Plugin_manager::Plugin_manager): Initialize new fields.
1871 * archive.cc (Archive::defines_symbol): New function.
1872 (Add_archive_symbols::run): Pass archive to plugins if any.
1873 * archive.h (class Archive): Declare defines_symbol.
1874 * readsyms.cc (Input_group::~Input_group): New function.
1875 (Finish_group::run): Pass input_group to plugins if any.
1876 * readsyms.h (class Input_group): Declare destructor.
1877 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1880 2011-01-10 Ian Lance Taylor <iant@google.com>
1882 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1884 (Layout::set_segment_offsets): Reset increase_relro before calling
1885 set_section_addresses a second time.
1887 2011-01-04 Cary Coutant <ccoutant@google.com>
1889 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1890 sections before NOBITS sections.
1892 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1894 * version.cc (print_version): Update copyright to 2011.
1896 2010-12-23 Cary Coutant <ccoutant@google.com>
1898 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1899 of OS to this->add. Add OD parameter to second form of the function.
1901 2010-12-20 Ian Lance Taylor <iant@google.com>
1903 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1904 second of two consecutive entries with same offset.
1906 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1908 * testsuite/Makefile.am (ifuncmain2static_LDADD)
1909 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
1910 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
1911 to avoid unneeded links against $(LDADD).
1912 * testsuite/Makefile.in: Regenerate.
1914 2010-12-15 Ian Lance Taylor <iant@google.com>
1917 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
1918 for R_X86_64_32 and R_X86_64_PC32.
1919 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
1920 ver_matching_def_pic.o.
1921 (ver_matching_def_pic.o): New target.
1923 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1925 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
1926 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
1927 Move definition before File_read::View member definitions.
1928 (File_read::View::~View): Initialize and hold lock before
1929 updating current_mapped_bytes.
1931 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1933 * dwarf_reader.cc: Remove outdated comment.
1934 * gold-threads.cc: Fix typo in error message.
1935 * archive.cc: Fix typos in comments.
1936 * archive.h: Likewise.
1937 * arm-reloc-property.cc: Likewise.
1938 * arm-reloc-property.h: Likewise.
1939 * arm-reloc.def: Likewise.
1941 * attributes.h: Likewise.
1942 * cref.cc: Likewise.
1943 * ehframe.cc: Likewise.
1944 * fileread.h: Likewise.
1946 * i386.cc: Likewise.
1948 * incremental.h: Likewise.
1949 * int_encoding.cc: Likewise.
1950 * layout.h: Likewise.
1951 * main.cc: Likewise.
1952 * merge.h: Likewise.
1953 * object.cc: Likewise.
1954 * object.h: Likewise.
1955 * options.cc: Likewise.
1956 * readsyms.cc: Likewise.
1957 * reduced_debug_output.cc: Likewise.
1958 * reloc.cc: Likewise.
1959 * script-sections.cc: Likewise.
1960 * sparc.cc: Likewise.
1961 * symtab.h: Likewise.
1962 * target-reloc.h: Likewise.
1963 * target.cc: Likewise.
1964 * target.h: Likewise.
1965 * timer.cc: Likewise.
1966 * timer.h: Likewise.
1967 * x86_64.cc: Likewise.
1969 2010-12-09 Cary Coutant <ccoutant@google.com>
1971 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
1973 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
1974 parameter; change all callers.
1975 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
1976 * options.h (warn_execstack): New option.
1978 2010-12-07 Doug Kwan <dougkwan@google.com>
1980 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
1981 like function call relocations.
1983 2010-12-07 Ian Lance Taylor <iant@google.com>
1985 * archive.cc (Archive::get_elf_object_for_member): Permit
1986 punconfigured to be NULL.
1987 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
1988 (Archive::include_member): Pass NULL to get_elf_object_for_member
1989 if we searched for the archive and this is the first included
1992 2010-12-01 Ian Lance Taylor <iant@google.com>
1994 * dwarf_reader.h (class Sized_dwarf_line_info): Add
1995 track_relocs_type_ field.
1996 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
1997 Set track_relocs_type_.
1998 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
1999 contents when using RELA relocs.
2000 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2002 * reloc.cc (Track_relocs::next_addend): New function.
2003 * reloc.h (class Track_relocs): Declare next_addend.
2005 2010-12-01 Ian Lance Taylor <iant@google.com>
2007 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2010 2010-12-01 Ian Lance Taylor <iant@google.com>
2012 * README: Update compilers known to work and fail.
2014 2010-11-23 Matthias Klose <doko@ubuntu.com>
2016 * configure.in: For --enable-gold, handle value `default' instead of
2017 `both*'. Always install ld as ld.bfd, install as ld if gold is
2019 * configure: Regenerate.
2021 2010-11-18 Doug Kwan <dougkwan@google.com>
2023 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2024 and right_alignment to be zero. Store result alignment only if it is
2025 greater than existing alignment.
2027 2010-11-16 Cary Coutant <ccoutant@google.com>
2030 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2031 Check for ".zdebug_line".
2033 2010-11-16 Doug Kwan <dougkwan@google.com>
2034 Cary Coutant <ccoutant@google.com>
2036 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2037 by reference; adjust all callers.
2038 * output.cc (Output_segment::set_section_addresses): Adjust references
2039 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2041 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2042 end at page boundary.
2044 2010-11-16 Cary Coutant <ccoutant@google.com>
2047 * layout.cc (Layout::choose_output_section): Transform names of
2048 compressed sections even when using a script with a SECTIONS clause.
2049 (Layout::output_section_name): Remove code to transform
2050 compressed debug section names.
2051 * output.cc (Output_section::add_input_section): Use uncompressed
2052 section size when tracking input sections.
2054 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2056 * symtab.h (Symbol::NON_PIC_REF): Remove.
2057 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2058 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2059 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2060 (Symbol::use_plt_offset): Take a flags argument and pass it
2061 directly to needs_dynamic_reloc. Restrict check for undefined
2062 weak symbols to function calls.
2063 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2064 (Target_arm::Scan::global): Use it.
2065 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2066 (Target_arm::Relocate::relocate): Likewise.
2067 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2068 parameter with an r_type parameter. Use get_reference_flags
2070 (Target_arm::Relocate::relocate): Update accordingly.
2071 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2072 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2073 (Target_i386::Scan::global): Likewise.
2074 (Target_i386::Relocate::relocate): Likewise.
2075 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2076 parameter with an r_type parameter. Use get_reference_flags
2078 (Target_i386::Relocate::relocate): Update accordingly.
2079 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2080 (Target_powerpc::Scan::global): Use it.
2081 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2082 (Target_powerpc::Relocate::relocate): Likewise.
2083 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2084 (Target_sparc::Scan::global): Use it.
2085 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2086 (Target_sparc::Relocate::relocate): Likewise.
2087 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2088 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2089 (Target_x86_64::Scan::global): Likewise.
2090 (Target_x86_64::Relocate::relocate): Likewise.
2092 2010-11-08 Doug Kwan <dougkwan@google.com>
2093 Cary Coutant <ccoutant@google.com>
2095 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2096 (Arm_exidx_merge_section::section_contents_): New data member.
2097 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2098 (Arm_input_section::~Arm_input_section): De-allocate memory.
2099 (Arm_input_section::original_contents_): New data member.
2100 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2101 in parameters instead of calling Object::section_contents without
2103 (Arm_output_section::group_section): New parameter TASK. Pass it
2104 to callees that need locking objects.
2105 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2106 to lock EXIDX input sections. Fix a formatting issue. Call
2107 Arm_exidx_merged_section::build_contents to create merged section
2109 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2110 to lock object of stub table owner.
2111 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2112 TEXT_SIZE to initialize data member TEXT_SIZE_.
2113 (Arm_exidx_input_section::addralign): Fix typo in comment.
2114 (Arm_exidx_input_section::text_size): New method.
2115 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2116 that require locking objects. Lock objects before scanning for stubs
2117 and updating local symbols.
2118 (Arm_input_section<big_endian>::init): Copy contents of original
2120 (Arm_input_section<big_endian>::do_write): Use saved contents of
2121 original input section instead of calling Object::section_contents
2123 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2124 size without calling Object::section_size().
2125 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2126 for size. Allocate a buffer for merged EXIDX entries.
2127 (Arm_exidx_merged_section::build_contents): New method.
2128 (Arm_exidx_merged_section::do_write): Move merge section contents
2129 building code to Arm_exidx_merged_section::build_contetns. Write
2130 out contetns in buffer instead of building it on the fly.
2131 (Arm_relobj::make_exidx_input_section): Also pass text section size
2132 to Arm_exidx_input_section constructor.
2133 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2134 (Arm_dynobj::do_read_symbols): Fix memory leak.
2135 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2136 * target.h: (class Task): Add forward declaration.
2137 (Target::relax): Add new parameter TASK and pass it to
2139 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2141 2010-11-05 Cary Coutant <ccoutant@google.com>
2144 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2145 object when reading from the file.
2146 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2148 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2149 when reading section contents.
2150 (get_section_contents): Likewise.
2151 (icf::find_identical_sections): Likewise.
2152 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2153 object when reading from the file.
2154 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2155 the object when doing deferred section layout.
2157 2010-11-03 Nick Clifton <nickc@redhat.com>
2160 * script.h (class Symbol_assignment: name): New member. Returns
2161 the name of the symbol.
2162 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2163 Returns true if the given symbol name is on the list of
2164 assignments wating to be processed.
2165 * archive.cc (should_incldue_member): If the symbol is undefined,
2166 check to see if it is on the list of symbols pending assignment.
2168 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2170 * script-sections.cc (Script_sections::find_memory_region): Check
2171 for a NULL output section pointer.
2173 2010-10-29 Doug Kwan <dougkwan@google.com>
2175 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2176 Output_section::add_relaxed_input_section.
2177 * output.cc (Output_section::add_relaxed_input_section): Add new
2178 arguments LAYOUT and NAME. Set section order index.
2179 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2180 Copy section order index.
2181 * output.h (Output_section::add_relaxed_input_section): Add new
2182 arguments LAYOUT and NAME.
2184 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2186 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2187 NATIVE_OR_CROSS_LINKER.
2188 * testsuite/Makefile.in: Regenerate.
2190 2010-10-20 Doug Kwan <dougkwan@google.com>
2192 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2193 without SHF_LINK_ORDER flags.
2194 * layout.cc (Layout::choose_output_section): Do not filter
2195 SHF_LINK_ORDER flag in a relocatable link.
2197 2010-10-17 Cary Coutant <ccoutant@google.com>
2199 * output.h (Output_segment::set_section_addresses): Change function
2200 signature. Update all callers.
2201 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2203 (Output_segment::set_section_addresses): Align after last TLS
2204 section. Add padding before last relro section instead of after.
2206 2010-10-17 Doug Kwan <dougkwan@google.com>
2208 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2209 GOT output section to be writable.
2211 2010-10-14 Cary Coutant <ccoutant@google.com>
2213 * debug.h (DEBUG_INCREMENTAL): New flag.
2214 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2215 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2217 * incremental.cc (report_command_line): Ignore all forms of
2219 * layout.cc (Layout::Layout): Check parameters for incremental link
2221 * options.cc (General_options::parse_incremental): New function.
2222 (General_options::parse_no_incremental): New function.
2223 (General_options::parse_incremental_full): New function.
2224 (General_options::parse_incremental_update): New function.
2225 (General_options::incremental_mode_): New data member.
2226 (General_options::finalize): Check incremental_mode_.
2227 * options.h (General_options): Update help text for --incremental.
2228 Add --no-incremental, --incremental-full, --incremental-update.
2229 (General_options::Incremental_mode): New enum type.
2230 (General_options::incremental_mode): New function.
2231 (General_options::incremental_mode_): New data member.
2232 * parameters.cc (Parameters::incremental_mode_): New data member.
2233 (Parameters::set_options): Set incremental_mode_.
2234 (Parameters::set_incremental_full): New function.
2235 (Parameters::incremental): New function.
2236 (Parameters::incremental_update): New function.
2237 (set_parameters_incremental_full): New function.
2238 * parameters.h (Parameters::set_incremental_full): New function.
2239 (Parameters::incremental): New function.
2240 (Parameters::incremental_update): New function.
2241 (Parameters::incremental_mode_): New data member.
2242 (set_parameters_incremental_full): New function.
2243 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2244 incremental link mode.
2245 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2246 (Sized_relobj::do_relocate_sections): Likewise.
2247 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2249 * testsuite/Makefile.in: Regenerate.
2250 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2252 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2254 * script-sections.h (class Script_sections): Make
2255 Sections_elements typedef public.
2256 * script-sections.cc (class Sort_output_sections): Add elements_
2257 field. Add constructor which sets it; change all callers.
2258 (Sort_output_sections::is_before): New function.
2259 (Sort_output_sections::operator()): Call is_before.
2260 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2262 * testsuite/script_test_10.sh: New test. Test script section
2264 * testsuite/script_test_10.t: Likewise.
2265 * testsuite/script_test_10.s: Likewise.
2266 * testsuite/Makefile.am: Wrap the cross linker tests and the
2267 common tests into NATIVE_OR_CROSS_LINKER.
2268 (check_SCRIPTS): Add script_test_10.sh.
2269 (check_DATA): Add script_test_10.stdout.
2270 (script_test_10.o, script_test_10): New targets.
2271 (script_test_10.stdout): New target.
2272 * configure, testsuite/Makefile.in: Regenerate.
2274 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2276 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2277 error for the deprecated relocations.
2278 (Target_arm::Scan::global): Likewise.
2279 (Target_arm::Relocate::relocate): Likewise.
2281 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2283 * fileread.cc (Input_file::find_file): Initialize *found_name
2284 and *namep when using the fallback search for case 4.
2286 2010-10-11 Cary Coutant <ccoutant@google.com>
2288 * options.h (class General_options): Redefine -z lazy as an alias for
2289 the negation of -z now.
2291 2010-10-11 Ian Lance Taylor <iant@google.com>
2293 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2296 2010-10-06 Nick Clifton <nickc@redhat.com>
2298 * script-sections.cc(class Memory_region): Remove
2299 current_lma_offset_ field. Rename current_vma_offset_ to
2300 current_offset_. Add last_section_ field.
2301 (Memory_region::get_current_vma_address): Rename to
2302 get_current_address.
2303 (Memory_region::get_current_lma_address): Delete.
2304 (Memory_region::increment_vma_offset): Rename to
2306 (Memory_region::increment_lma_offset): Delete.
2307 (Memory_region::attributes_compatible): New method. Returns
2308 true if the provided section is compatible with the region.
2309 (Memory_region::get_last_section): New method. Returns the last
2310 section to use the region.
2311 (Memory_region::set_last_section): New method. Stores the last
2312 section to use the region.
2313 (Script_sections::block_in_region): New method. Returns true if
2314 a block of memory is contained within a region.
2315 (Script_sections::find_memory_region): New method. Locates a
2316 memory region to be used to set a VMA or LMA address.
2317 (Output_section_definition::set_section_addresses): Add code to
2318 check for addresses set by memory regions.
2319 (Output_segment::set_section_addresses): Remove memory region
2321 (Script_sections::create_segment): Add a warning if a header
2322 segment is created outside of any region.
2323 * script-sections.h (class Script_sections): Add prototypes for
2324 find_memory_region and block_in_region methods.
2325 * testsuite/memory_test.s: Use .long instead of .word.
2326 * testsuite/memory_test.t: Add some more output sections.
2327 * testsuite/memory_test.sh: Update expected output.
2329 2010-10-02 Doug Kwan <dougkwan@google.com>
2331 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2332 defintion to symtab.h
2333 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2334 declaration to defintion.
2336 2010-10-01 Nick Clifton <nickc@redhat.com>
2338 * expression.cc (eval): Replace dummy argument with NULL.
2339 (eval_maybe_dot): Check for a NULL result section pointer.
2340 (Symbol_expression::value): Likewise.
2341 (Dot_expression::value): Likewise.
2342 (BINARY_EXPRESSION): Likewise.
2343 (Max_expression::value): Likewise.
2344 (Min_expression::value): Likewise.
2345 (Absolute_expression::value): Likewise.
2346 (Addr_expression::value_from_output_section): Likewise.
2347 (Loaddddr_expression::value_from_output_section): Likewise.
2348 (Segment_start_expression::value): Likewise.
2349 * script-sections.cc
2350 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2352 (Sections_elememt_dot_assignment::set_section_addresses):
2354 (Output_data_expression::do_write_to_buffer): Likewise.
2355 (Output_section_definition::finalize_symbols): Likewise.
2356 (Output_section_definition::set_section_addresses): Likewise.
2358 2010-09-30 Doug Kwan <dougkwan@google.com>
2360 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2362 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2364 * target.h (Target::can_icf_inline_merge_sections): New virtual
2366 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2368 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2370 * icf.cc (get_section_contents): Inline merge sections only when
2373 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2375 * configure: Regenerate.
2377 2010-09-17 Ian Lance Taylor <iant@google.com>
2379 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2380 * testsuite/Makefile.am (memory_test.o): New target.
2381 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2383 * testsuite/Makefile.in: Rebuild.
2385 2010-09-17 Doug Kwan <dougkwan@google.com>
2387 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2388 defintion if relocation uses GOT entries of the symbol.
2389 * testsuite/icf_safe_test.sh: Fix test.
2390 * testsuite/icf_safe_so_test.sh: Fix test.
2392 2010-09-16 Cary Coutant <ccoutant@google.com>
2394 * script_sections.cc (class Memory_region): Remove "NULL" from
2395 vector initializations.
2397 2010-09-15 Cary Coutant <ccoutant@google.com>
2399 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2400 Resolve forwarding symbols.
2402 2010-09-15 Doug Kwan <dougkwan@google.com>
2404 * gold/testsuite/script_test_3.t: Add ARM special sections.
2405 * gold/testsuite/script_test_4.t: Same.
2406 * gold/testsuite/script_test_5.t: Same.
2407 * gold/testsuite/script_test_6.t: Same.
2408 * gold/testsuite/script_test_7.t: Same.
2409 * gold/testsuite/script_test_7.t: Same.
2410 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2412 2010-09-14 Cary Coutant <ccoutant@google.com>
2414 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2415 (Target_x86_64::Relocate::relocate_tls): Replace check for
2416 saw_tls_block_reloc_ with test for executable section.
2418 2010-09-12 Cary Coutant <ccoutant@google.com>
2420 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2421 position-independent executables to shared libraries need dynamic
2423 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2424 position-independent executables.
2425 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2426 * testsuite/Makefile.in: Regenerate.
2428 2010-09-10 Nick Clifton <nickc@redhat.com>
2431 * testsuite/memory_test.t: Discard any sections that are not
2434 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2437 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2438 "This::" to work around a bug in gcc 4.2.
2440 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2442 2010-09-09 Rafael Espindola <espindola@google.com>
2444 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2445 sections with different PF_X flags in the same segment.
2446 (Layout::find_first_load_seg): Search all segments to find the first
2448 * options.h (rosegment): New.
2450 2010-09-08 Rafael Espindola <espindola@google.com>
2452 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2454 2010-09-08 Doug Kwan <dougkwan@google.com>
2456 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2457 (Arm_relobj::do_relocate_sections): Add new parameter for output
2458 file to match the parent.
2459 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2460 of local symbols instead of input values. Update code to track
2461 changes in gold::relocate_section.
2462 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2463 (Sized_relobj::compute_final_local_value_internal): New methods.
2464 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2465 body into private version of Sized_relobj::compute_final_local_value.
2466 Call the inline method.
2467 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2468 merged symbol value if there is one.
2469 (Symbol_value::has_output_value): New method defintiion.
2470 (Sized_relobj::Compute_final_local_value_status): New enum type.
2471 (Sized_relobj::compute_final_local_value): New methods.
2472 (Sized_relobj::compute_final_local_value_internal): New methods.
2473 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2474 and arm_cortex_a8.sh.
2475 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2476 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2478 * Makefile.in: Regenerate.
2479 * testsuite/arm_bl_out_of_range.s: Update test.
2480 * testsuite/thumb_bl_out_of_range.s: Ditto.
2481 * testsuite/thumb_blx_out_of_range.s: Ditto.
2482 * testsuite/arm_branch_out_of_range.sh: New file.
2483 * testsuite/arm_cortex_a8.sh: Ditto.
2484 * testsuite/arm_cortex_a8_b.s: Ditto.
2485 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2486 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2487 * testsuite/arm_cortex_a8_bl.s: Ditto.
2488 * testsuite/arm_cortex_a8_blx.s: Ditto.
2489 * testsuite/arm_cortex_a8_local.s: Ditto.
2490 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2491 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2493 2010-09-08 Rafael Espindola <espindola@google.com>
2495 * Makefile.am (memory_test.stdout): Run readelf with -W.
2496 * Makefile.in: Regenerate.
2497 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2500 2010-09-08 Rafael Espindola <espindola@google.com>
2502 * script-sections.cc (Script_sections::add_memory_region): Convert
2503 field precision to int.
2504 * script.cc (script_set_section_region, script_set_section_region):
2505 Convert field precision to int.
2507 2010-09-08 Rafael Espindola <espindola@google.com>
2509 * arm.cc (do_finalize_sections): Create the __exidx_start and
2510 __exdix_end symbols even when the section is missing.
2512 2010-09-08 Nick Clifton <nickc@redhat.com>
2514 * README: Remove claim that MEMORY is not supported.
2515 * expression.cc (script_exp_function_origin)
2516 (script_exp_function_length): Move from here to ...
2517 * script.cc: ... here.
2518 (script_set_section_region, script_add_memory)
2519 (script_parse_memory_attr, script_include_directive): New
2521 * script-sections.cc
2522 (class Memory_region): New class.
2523 (class Output_section_definition): Add set_memory_region,
2524 set_section_vma, set_section_lma and get_section_name methods.
2525 (class Script_Sections): Add add_memory_region,
2526 find_memory_region, find_memory_region_origin,
2527 find_memory_region_length and set_memory_region methods.
2528 Have set_section_addresses method walk the list of set memory
2530 Extend the print methos to display memory regions.
2531 * script-sections.h: Add prototypes for new methods.
2532 Add enum for MEMORY region attributes.
2533 * yyscript.y: Add support for parsing MEMORY regions.
2534 * script-c.h: Add prototypes for new functions.
2535 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2536 * testsuite/Makefile.in: Regenerate.
2537 * testsuite/memory_test.sh: New script.
2538 * testsuite/memory_test.s: New assembler source file.
2539 * testsuite/memory_test.t: New linker script.
2541 2010-08-27 Doug Kwan <dougkwan@google.com>
2543 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2544 reference override an existing dynamic weak reference.
2545 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2546 * testsuite/Makefile.in: Regenerate.
2547 * testsuite/dyn_weak_ref.sh: New file.
2548 * testsuite/dyn_weak_ref_1.c: Ditto.
2549 * testsuite/dyn_weak_ref_2.c: Ditto.
2551 2010-08-27 Ian Lance Taylor <iant@google.com>
2553 * incremental.h (class Incremental_input_entry): Add virtual
2556 2010-08-27 Ian Lance Taylor <iant@google.com>
2558 * testsuite/start_lib_test_3.c: Mark t3 as used.
2560 2010-08-27 Nick Clifton <nickc@redhat.com>
2562 * options.cc (version_script): Fix small typo in previous
2565 2010-08-25 Nick Clifton <nickc@redhat.com>
2567 * archive.cc: Formatting fixes: Remove whitespace between
2568 typename and following asterisk. Remove whitespace between
2569 function name and opening parenthesis.
2570 * archive.h: Likewise.
2572 * attributes.cc: Likewise.
2573 * attributes.h: Likewise.
2574 * common.cc: Likewise.
2575 * copy-relocs.cc: Likewise.
2576 * dirsearch.h: Likewise.
2577 * dynobj.cc: Likewise.
2578 * ehframe.cc: Likewise.
2579 * ehframe.h: Likewise.
2580 * expression.cc: Likewise.
2581 * fileread.cc: Likewise.
2582 * fileread.h: Likewise.
2584 * gold-threads.cc: Likewise.
2585 * gold.cc: Likewise.
2586 * i386.cc: Likewise.
2588 * incremental-dump.cc: Likewise.
2589 * incremental.cc: Likewise.
2590 * layout.cc: Likewise.
2591 * layout.h: Likewise.
2592 * main.cc: Likewise.
2593 * merge.cc: Likewise.
2594 * merge.h: Likewise.
2595 * object.cc: Likewise.
2596 * object.h: Likewise.
2597 * options.cc: Likewise.
2598 * options.h: Likewise.
2599 * output.cc: Likewise.
2600 * output.h: Likewise.
2601 * plugin.cc: Likewise.
2602 * plugin.h: Likewise.
2603 * powerpc.cc: Likewise.
2604 * reloc.cc: Likewise.
2605 * script-c.h: Likewise.
2606 * script-sections.cc: Likewise.
2607 * script.cc: Likewise.
2608 * stringpool.cc: Likewise.
2609 * symtab.cc: Likewise.
2610 * symtab.h: Likewise.
2611 * target.cc: Likewise.
2612 * timer.cc: Likewise.
2613 * timer.h: Likewise.
2614 * version.cc: Likewise.
2615 * x86_64.cc: Likewise.
2617 2010-08-24 Nick Clifton <nickc@redhat.com>
2620 * layout.cc (segment_precedes): Sort segments by their physical
2621 addresses, if they have been set.
2623 2010-08-23 Cary Coutant <ccoutant@google.com>
2625 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2627 (Lib_group::include_member): Unlock object after deleting its
2629 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2632 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2633 Cary Coutant <ccoutant@google.com>
2635 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2636 constructor, and set_blocker.
2637 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2639 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2640 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2641 * testsuite/Makefile.am (start_lib_test): New test case.
2642 * testsuite/Makefile.in: Regenerate.
2643 * testsuite/start_lib_test_main.c: New file.
2644 * testsuite/start_lib_test_1.c: New file.
2645 * testsuite/start_lib_test_2.c: New file.
2646 * testsuite/start_lib_test_3.c: New file.
2648 2010-08-19 Ian Lance Taylor <iant@google.com>
2650 * Makefile.in: Rebuild with automake 1.11.1.
2651 * aclocal.m4: Likewise.
2652 * testsuite/Makefile.in: Likewise.
2654 2010-08-19 Ian Lance Taylor <iant@google.com>
2657 * i386.cc (class Output_data_plt_i386): Update declarations.
2658 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2659 local_ifuncs_ fields.
2660 (Target_i386::do_plt_section_for_global): New function.
2661 (Target_i386::do_plt_section_for_local): New function.
2662 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2663 parameter; change all callers. Initialize global_ifuncs_ and
2664 local_ifuncs_. If doing a static link define __rel_iplt_start and
2666 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2667 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2668 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2670 (Target_i386::make_plt_section): New function, broken out of
2671 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2672 (Target_i386::make_plt_entry): Call make_plt_section.
2673 (Target_i386::make_local_ifunc_plt_entry): New function.
2674 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2675 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2676 R_386_IRELATIVE to switch.
2677 (Target_i386::Scan::global): Likewise.
2678 (Target_i386::Relocate::relocate): Likewise.
2679 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2681 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2682 (Target_x86_64::do_plt_section_for_global): New function.
2683 (Target_x86_64::do_plt_section_for_local): New function.
2684 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2685 parameter; change all callers. If doing a static link define
2686 __rela_iplt_start and __rela_iplt_end.
2687 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2688 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2689 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2691 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2692 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2694 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2695 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2696 R_X86_64_IRELATIVE to switch.
2697 (Target_x86_64::Scan::global): Likewise.
2698 (Target_x86_64::Relocate::relocate): Likewise.
2699 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2701 * target.h (class Target): Add plt_section_for_global and
2702 plt_section_for_local functions. Add do_plt_section_for_global
2703 and do_plt_section_for_local virtual functions.
2704 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2705 clarifying comments.
2706 (Symbol::use_plt_offset): Handle IFUNC symbol.
2707 * object.cc (Sized_relobj::Sized_relobj): Initialize
2709 (Sized_relobj::local_has_plt_offset): New function.
2710 (Sized_relobj::local_plt_offset): New function.
2711 (Sized_relobj::set_local_plt_offset): New function.
2712 (Sized_relobj::do_count): Handle IFUNC symbol.
2713 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2714 a bit away from input_shndx_ field. Add set_is_func_symbol and
2715 is_ifunc_symbol functions.
2716 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2717 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2718 local_plt_offsets_ field.
2719 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2720 * output.h (class Output_section_data): Add non-const
2721 output_section function.
2722 (class Output_data_got): Update declarations.
2723 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2724 Add use_plt_offset parameter to global and local constructors.
2725 Change all callers. Change local_sym_index_ field to 31 bits.
2726 Change GSYM_CODE and CONSTANT_CODE accordingly.
2727 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2728 doing a static link don't set sh_link field.
2729 (Output_data_got::Got_entry::write): Use PLT offset if
2731 (Output_data_got::add_global_plt): New function.
2732 (Output_data_got::add_local_plt): New function.
2733 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2734 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2735 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2736 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2737 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2739 * testsuite/ifunc-sel.h: New file.
2740 * testsuite/ifuncmain1.c: New file.
2741 * testsuite/ifuncmain1vis.c: New file.
2742 * testsuite/ifuncmod1.c: New file.
2743 * testsuite/ifuncdep2.c: New file.
2744 * testsuite/ifuncmain2.c: New file.
2745 * testsuite/ifuncmain3.c: New file.
2746 * testsuite/ifuncmod3.c: New file.
2747 * testsuite/ifuncmain4.c: New file.
2748 * testsuite/ifuncmain5.c: New file.
2749 * testsuite/ifuncmod5.c: New file.
2750 * testsuite/ifuncmain6pie.c: New file.
2751 * testsuite/ifuncmod6.c: New file.
2752 * testsuite/ifuncmain7.c: New file.
2753 * configure, testsuite/Makefile.in: Rebuild.
2755 2010-08-18 Ian Lance Taylor <iant@google.com>
2758 (Output_section_incremental_inputs::write_input_files): Add cast
2759 to avoid signed/unsigned comparison warning.
2760 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2762 2010-08-12 Cary Coutant <ccoutant@google.com>
2764 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2766 2010-08-13 Ian Lance Taylor <iant@google.com>
2768 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2770 2010-08-12 Cary Coutant <ccoutant@google.com>
2771 Doug Kwan <dougkwan@google.com>
2773 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2774 defintion overrides non-weak undef, remember that the original undef
2776 * symtab.cc (Symbol_table::sized_write_global): For undef without
2777 an original weak binding, set binding to global in output.
2778 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2779 * testsuite/Makefile.in: Regenerate.
2780 * testsuite/strong_ref_weak_def.sh: New file.
2781 * testsuite/strong_ref_weak_def_1.c: Ditto.
2782 * testsuite/strong_ref_weak_def_2.c: Ditto.
2784 2010-08-12 Cary Coutant <ccoutant@google.com>
2786 * testsuite/incremental_test.sh: Rewrite.
2787 * testsuite/incremental_test_1.c: Rewrite.
2788 * testsuite/incremental_test_2.c: Rewrite.
2790 2010-08-12 Cary Coutant <ccoutant@google.com>
2792 * arm.cc (Target_arm::got_size): Add const.
2793 (Target_arm::got_entry_count): New function.
2794 (Target_arm::plt_entry_count): New function.
2795 (Target_arm::first_plt_entry_offset): New function.
2796 (Target_arm::plt_entry_size): New function.
2797 (Output_data_plt_arm::entry_count): New function.
2798 (Output_data_plt_arm::first_plt_entry_offset): New function.
2799 (Output_data_plt_arm::get_plt_entry_size): New function.
2800 * i386.cc (Target_i386::got_size): Add const.
2801 (Target_i386::got_entry_count): New function.
2802 (Target_i386::plt_entry_count): New function.
2803 (Target_i386::first_plt_entry_offset): New function.
2804 (Target_i386::plt_entry_size): New function.
2805 (Output_data_plt_i386::entry_count): New function.
2806 (Output_data_plt_i386::first_plt_entry_offset): New function.
2807 (Output_data_plt_i386::get_plt_entry_size): New function.
2808 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2809 find_incremental_inputs_sections. Dump incremental_got_plt section.
2810 * incremental.cc: Include target.h.
2811 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2812 parameter. Adjust all callers. Find incremental_got_plt section.
2813 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2815 (Output_section_incremental_inputs::set_final_data_size): Calculate
2816 size of incremental_got_plt section.
2817 (Output_section_incremental_inputs::do_write): Write the
2818 incremental_got_plt section.
2819 (Got_plt_view_info): New struct.
2820 (Local_got_offset_visitor): New class.
2821 (Global_got_offset_visitor): New class.
2822 (Global_symbol_visitor_got_plt): New class.
2823 (Output_section_incremental_inputs::write_got_plt): New function.
2824 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2825 Add parameter. Adjust all callers.
2826 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2827 (Incremental_inputs::got_plt_section): New function.
2828 (Incremental_inputs::got_plt_section_): New data member.
2829 (Incremental_got_plt_reader): New class.
2830 * layout.cc (Layout::create_incremental_info_sections): Add the
2831 incremental_got_plt section.
2832 * object.h (Got_offset_list::get_list): New function.
2833 (Got offset_list::for_all_got_offsets): New function.
2834 (Sized_relobj::local_got_offset_list): New function.
2835 * powerpc.cc (Target_powerpc::got_size): Add const.
2836 (Target_powerpc::got_entry_count): New function.
2837 (Target_powerpc::plt_entry_count): New function.
2838 (Target_powerpc::first_plt_entry_offset): New function.
2839 (Target_powerpc::plt_entry_size): New function.
2840 (Output_data_plt_powerpc::entry_count): New function.
2841 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2842 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2843 * sparc.cc (Target_sparc::got_size): Add const.
2844 (Target_sparc::got_entry_count): New function.
2845 (Target_sparc::plt_entry_count): New function.
2846 (Target_sparc::first_plt_entry_offset): New function.
2847 (Target_sparc::plt_entry_size): New function.
2848 (Output_data_plt_sparc::entry_count): New function.
2849 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2850 (Output_data_plt_sparc::get_plt_entry_size): New function.
2851 * symtab.h (Symbol::got_offset_list): New function.
2852 (Symbol_table::for_all_symbols): New function.
2853 * target.h (Sized_target::got_entry_count): New function.
2854 (Sized_target::plt_entry_count): New function.
2855 (Sized_target::plt_entry_size): New function.
2856 * x86_64.cc (Target_x86_64::got_size): Add const.
2857 (Target_x86_64::got_entry_count): New function.
2858 (Target_x86_64::plt_entry_count): New function.
2859 (Target_x86_64::first_plt_entry_offset): New function.
2860 (Target_x86_64::plt_entry_size): New function.
2861 (Output_data_plt_x86_64::entry_count): New function.
2862 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2863 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2865 2010-08-12 Cary Coutant <ccoutant@google.com>
2867 * archive.cc: Include incremental.h.
2868 (Archive::Archive): Initialize incremental_info_.
2869 (Archive::include_member): Record archive members in incremental info.
2870 (Add_archive_symbols::run): Record begin and end of an archive in
2872 (Lib_group::include_member): Record objects in incremental info.
2873 * archive.h (Incremental_archive_entry): Forward declaration.
2874 (Archive::set_incremental_info): New member function.
2875 (Archive::incremental_info): New member function.
2876 (Archive::Unused_symbol_iterator): New class.
2877 (Archive::unused_symbols_begin): New member function.
2878 (Archive::unused_symbols_end): New member function.
2879 (Archive::incremental_info_): New data member.
2880 * incremental-dump.cc (find_input_containing_global): New function.
2881 (dump_incremental_inputs): Dump new incremental info sections.
2882 * incremental.cc: Include symtab.h.
2883 (Output_section_incremental_inputs): New class.
2884 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2885 new incremental info sections.
2886 (Sized_incremental_binary::do_check_inputs): Likewise.
2887 (Incremental_inputs::report_archive): Remove.
2888 (Incremental_inputs::report_archive_begin): New function.
2889 (Incremental_inputs::report_archive_end): New function.
2890 (Incremental_inputs::report_object): New function.
2891 (Incremental_inputs::finalize_inputs): Remove.
2892 (Incremental_inputs::report_input_section): New function.
2893 (Incremental_inputs::report_script): Rewrite.
2894 (Incremental_inputs::finalize): Do nothing but finalize string table.
2895 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2896 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2897 (Incremental_inputs::create_data_sections): New function.
2898 (Incremental_inputs::relocs_entsize): New function.
2899 (Output_section_incremental_inputs::set_final_data_size): New function.
2900 (Output_section_incremental_inputs::do_write): New function.
2901 (Output_section_incremental_inputs::write_header): New function.
2902 (Output_section_incremental_inputs::write_input_files): New function.
2903 (Output_section_incremental_inputs::write_info_blocks): New function.
2904 (Output_section_incremental_inputs::write_symtab): New function.
2905 * incremental.h (Incremental_script_entry): Forward declaration.
2906 (Incremental_object_entry): Forward declaration.
2907 (Incremental_archive_entry): Forward declaration.
2908 (Incremental_inputs): Forward declaration.
2909 (Incremental_inputs_header_data): Remove.
2910 (Incremental_inputs_header): Remove.
2911 (Incremental_inputs_header_write): Remove.
2912 (Incremental_inputs_entry_data): Remove.
2913 (Incremental_inputs_entry): Remove.
2914 (Incremental_inputs_entry_write): Remove.
2915 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
2916 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
2917 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2918 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
2920 (Incremental_input_entry): New class.
2921 (Incremental_script_entry): New class.
2922 (Incremental_object_entry): New class.
2923 (Incremental_archive_entry): New class.
2924 (Incremental_inputs::Incremental_inputs): Initialize new data members.
2925 (Incremental_inputs::report_inputs): Remove.
2926 (Incremental_inputs::report_archive): Remove.
2927 (Incremental_inputs::report_archive_begin): New function.
2928 (Incremental_inputs::report_archive_end): New function.
2929 (Incremental_inputs::report_object): Change prototype.
2930 (Incremental_inputs::report_input_section): New function.
2931 (Incremental_inputs::report_script): Change prototype.
2932 (Incremental_inputs::get_reloc_count): New function.
2933 (Incremental_inputs::set_reloc_count): New function.
2934 (Incremental_inputs::create_data_sections): New function.
2935 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2936 (Incremental_inputs::inputs_section): New function.
2937 (Incremental_inputs::symtab_section): New function.
2938 (Incremental_inputs::relocs_section): New function.
2939 (Incremental_inputs::get_stringpool): Add const.
2940 (Incremental_inputs::command_line): Add const.
2941 (Incremental_inputs::inputs): Remove.
2942 (Incremental_inputs::command_line_key): New function.
2943 (Incremental_inputs::input_file_count): New function.
2944 (Incremental_inputs::input_files): New function.
2945 (Incremental_inputs::relocs_entsize): New function.
2946 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2947 (Incremental_inputs::finalize_inputs): Remove.
2948 (Incremental_inputs::Input_info): Remove.
2949 (Incremental_inputs::lock_): Remove.
2950 (Incremental_inputs::inputs_): Change type.
2951 (Incremental_inputs::inputs_map_): Remove.
2952 (Incremental_inputs::current_object_entry_): New data member.
2953 (Incremental_inputs::inputs_section_): New data member.
2954 (Incremental_inputs::symtab_section_): New data member.
2955 (Incremental_inputs::relocs_section_): New data member.
2956 (Incremental_inputs::reloc_count_): New data member.
2957 (Incremental_inputs_reader): New class.
2958 (Incremental_symtab_reader): New class.
2959 (Incremental_relocs_reader): New class.
2960 * layout.cc (Layout::finalize): Move finalization of incremental info
2961 and creation of incremental info sections to follow finalization of
2962 symbol table. Set offsets for postprocessing sections.
2963 (Layout::create_incremental_info_sections): Call
2964 Incremental_inputs::create_data_sections. Add incremental symtab
2965 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
2966 sections to layout after input sections.
2967 * layout.h (struct Timespec): Forward declaration.
2968 (Layout::incremental_inputs): Add const.
2969 (Layout::create_incremental_info_sections): Add parameter.
2970 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
2971 * object.cc: Include incremental.h.
2972 (Relobj::finalize_incremental_relocs): New function.
2973 (Sized_relobj::do_layout): Record input sections in incremental info.
2974 * object.h (Object::output_section): New function.
2975 (Object::output_section_offset): Moved from Relobj.
2976 (Object::get_incremental_reloc_base): New function.
2977 (Object::get_incremental_reloc_count): New function.
2978 (Object::do_output_section): New function.
2979 (Object::do_output_section_offset): Moved from Relobj.
2980 (Object::do_get_incremental_reloc_base): New function.
2981 (Object::do_get_incremental_reloc_count): New function.
2982 (Object::Object): Initialize new data members.
2983 (Relobj::output_section): Renamed do_output_section and moved to
2985 (Relobj::output_section_offset): Moved to Object.
2986 (Relobj::do_get_incremental_reloc_base): New function.
2987 (Relobj::do_get_incremental_reloc_count): New function.
2988 (Relobj::allocate_incremental_reloc_counts): New function.
2989 (Relobj::count_incremental_reloc): New function.
2990 (Relobj::finalize_incremental_relocs): New function.
2991 (Relobj::next_incremental_reloc_index): New function.
2992 (Relobj::reloc_counts_): New data member.
2993 (Relobj::reloc_bases_): New data member.
2994 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
2995 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
2996 (Sized_relobj::incremental_relocs_scan): New function.
2997 (Sized_relobj::incremental_relocs_scan_reltype): New function.
2998 (Sized_relobj::incremental_relocs_write): New function.
2999 (Sized_relobj::incremental_relocs_write_reltype): New function.
3000 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3002 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3003 archives and object files elsewhere.
3004 (Add_symbols::run): Report object files here.
3005 (Finish_group::run): Report end of archive at end of group.
3006 * reloc.cc: Include layout.h, incremental.h.
3007 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3008 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3009 (Sized_relobj::incremental_relocs_scan): New function.
3010 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3011 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3012 (Sized_relobj::incremental_relocs_write): New function.
3013 (Sized_relobj::incremental_relocs_write_reltype): New function.
3014 * script.cc (read_input_script): Rewrite test for incremental link.
3015 Change call to Incremental_inputs::report_script.
3016 * symtab.h (Symbol_table::first_global_index): New function.
3017 (Symbol_table::output_count): New function.
3019 2010-08-12 Doug Kwan <dougkwan@google.com>
3021 * arm.cc (Target_arm::merge_object_attributes): Check command line
3022 options --no-wchar-size-warning and --no-enum-size-warning.
3023 * options.h (General_options): Add ld-compatible options
3024 --no-enum-size-warning and --no-wchar-size-warning.
3026 2010-08-04 Ian Lance Taylor <iant@google.com>
3028 * x86_64.cc (Target_x86_64::Scan::local): Use
3029 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3030 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3031 (Target_x86_64::Scan::global): Likewise.
3032 (Target_x86_64::Relocate::relocate): Likewise.
3033 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3036 2010-08-03 Cary Coutant <ccoutant@google.com>
3038 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3039 to reserve space in merged_strings vector. Keep total input size
3041 (Output_merge_string::do_print_merge_stats): Print total input size.
3042 * merge.h (Output_merge_string): Add input_size_ field.
3043 * stringpool.cc (Stringpool_template::string_length): Move
3044 implementations out of Stringpool_template class and place in
3046 * stringpool.h (string_length): Move out of Stringpool_template.
3048 2010-08-03 Ian Lance Taylor <iant@google.com>
3051 * layout.cc (relaxation_loop_body): If address of load segment is
3052 set, adjust address to include headers if possible.
3054 2010-08-03 Ian Lance Taylor <iant@google.com>
3056 * version.cc (version_string): Bump to 1.10.
3058 2010-08-03 Ian Lance Taylor <iant@google.com>
3061 * layout.h (enum Output_section_order): Define.
3062 (class Layout): Update declarations.
3063 * layout.cc (Layout::get_output_section): Add order parameter.
3064 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3065 is_first_non_relro parameters. Change all callers.
3066 (Layout::choose_output_section): Likewise.
3067 (Layout::add_output_section_data): Likewise.
3068 (Layout::make_output_section): Likewise. Set order.
3069 (Layout::default_section_order): New function.
3070 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3071 * output.cc (Output_section::Output_section): Initialize order_.
3072 Don't initialize deleted fields.
3073 (Output_segment::Output_segment): Don't initialize deleted
3075 (Output_segment::add_output_section_to_load): New function
3076 replacing add_output_section. Change all callers to call this or
3077 add_output_section_to_nonload.
3078 (Output_segment::add_output_section_to_nonload): New function.
3079 (Output_segment::remove_output_section): Rewrite.
3080 (Output_segment::add_initial_output_data): Likewise.
3081 (Output_segment::has_any_data_sections): Likewise.
3082 (Output_segment::is_first_section_relro): Likewise.
3083 (Output_segment::maximum_alignment): Likewise.
3084 (Output_segment::has_dynamic_reloc): New function replacing
3085 dynamic_reloc_count. Change all callers.
3086 (Output_segment::has_dynamic_reloc_list): New function replacing
3087 dynamic_reloc_count_list. Change all callers.
3088 (Output_segment::set_section_addresses): Rewrite.
3089 (Output_segment::set_offset): Rewrite.
3090 (Output_segment::find_first_and_last_list): Remove.
3091 (Output_segment::set_tls_offsets): Rewrite.
3092 (Output_segment::first_section_load_address): Likewise.
3093 (Output_segment::output_section_count): Likewise.
3094 (Output_segment::section_with_lowest_load_address): Likewise.
3095 (Output_segment::write_section_headers): Likewise.
3096 (Output_segment::print_sections_to_map): Likewise.
3097 * output.h (class Output_data): Remove dynamic_reloc_count_
3098 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3099 (Output_data::add_dynamic_reloc): Rewrite.
3100 (Output_data::has_dynamic_reloc): New function.
3101 (Output_data::dynamic_reloc_count): Remove.
3102 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3103 is_last_relro_, is_first_non_relro_, is_interp_,
3104 is_dynamic_linker_section_ fields. Add order and set_order
3105 functions. Remove is_relro_local, set_is_relro_local,
3106 is_last_relro, set_is_last_relro, is_first_non_relro,
3107 set_is_first_non_relro functions, is_interp, set_is_interp,
3108 is_dynamic_linker_section, and set_is_dynamic_linker_section
3110 (class Output_segment): Change Output_data_list from std::list to
3111 std:;vector. Add output_lists_ field. Remove output_data_ and
3112 output_bss_ fields. Update declarations.
3114 2010-08-02 Ian Lance Taylor <iant@google.com>
3116 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3117 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3118 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3120 2010-08-02 Ian Lance Taylor <iant@google.com>
3123 * script.cc (Script_options::Script_options): Initialize
3124 symbol_definitions_ and symbol_references_.
3125 (Script_options::add_symbol_assignment): Update
3126 symbol_definitions_ and symbol_references_.
3127 (Script_options::add_symbol_reference): New function.
3128 (script_symbol): New function.
3129 * script.h (class Script_options): Add symbol_definitions_ and
3130 symbol_references_ fields.
3131 (Script_options::referenced_const_iterator): New type.
3132 (Script_options::referenced_begin): New function.
3133 (Script_options::referenced_end): New function.
3134 (Script_options::is_referenced): New function.
3135 (Script_options::any_unreferenced): New function.
3136 * script-c.h (script_symbol): Declare.
3137 * yyscript.y (exp): Call script_symbol.
3138 * symtab.cc: Include "script.h".
3139 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3140 Change all callers. Check symbols referenced by scripts.
3141 (Symbol_table::add_undefined_symbols_from_command_line): Add
3142 layout parameter. Change all callers.
3143 (Symbol_table::do_add_undefined_symbols_from_command_line):
3144 Likewise. Break out loop body. Check symbols referenced by
3146 (Symbol_table::add_undefined_symbol_from_command_line): New
3147 function broken out of
3148 do_add_undefined_symbols_from_command_line.
3149 * symtab.h (class Symbol_table): Update declarations.
3150 * archive.cc: Include "layout.h".
3151 (Archive::should_include_member): Add layout parameter. Change
3152 all callers. Check for symbol mentioned in expression.
3153 * archive.h (class Archive): Update declaration.
3154 * object.cc (Sized_relobj::do_should_include_member): Add layout
3156 * object.h (Object::should_include_member): Add layout parameter.
3158 (Object::do_should_include_member): Add layout parameter.
3159 (class Sized_relobj): Update declaration.
3160 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3162 * dynobj.h (class Sized_dynobj): Update declaration.
3163 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3165 * plugin.h (class Sized_pluginobj): Update declaration.
3167 2010-08-02 Ian Lance Taylor <iant@google.com>
3170 * output.cc (Output_segment::set_offset): Search for the first and
3171 last sections rather than assuming that the list is in order.
3172 (Output_segment::find_first_and_last_list): New function.
3173 * output.h (class Output_segment): Update declarations.
3174 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3175 (relro_strip_test_SOURCES): New variable.
3176 (relro_strip_test_DEPENDENCIES): New variable.
3177 (relro_strip_test_LDFLAGS): New variable.
3178 (relro_strip_test_LDADD): New variable.
3179 (relro_strip_test.so): New target.
3181 2010-08-02 Ian Lance Taylor <iant@google.com>
3183 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3184 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3185 (Target_i386::got_tlsdesc_section): New function.
3186 (Target_i386::got_section): Create space for GOT entries for
3187 TLSDESC relocations.
3188 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3190 (Target_i386::Scan::global): Likewise.
3191 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3193 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3194 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3195 (Target_x86_64::got_tlsdesc_section): New function.
3196 (Target_x86_64::got_section): Create space for GOT entries for
3197 TLSDESC relocations.
3198 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3200 (Target_x86_64::Scan::global): Likewise.
3201 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3204 2010-08-02 Ian Lance Taylor <iant@google.com>
3206 * testsuite/final_layout.sh: Use dc to convert from hex to
3209 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3211 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3212 paramter to the call to gold::gc_process_relocs.
3213 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3214 paramter to the call to gold::gc_process_relocs.
3215 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3216 parameter to the call to gold::gc_process_relocs.
3217 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3218 template parameter to the call to gold::gc_process_relocs.
3219 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3220 paramter to the call to gold::gc_process_relocs.
3221 * gc.h (get_embedded_addend_size): New function.
3222 (gc_process_relocs): Save the size of the reloc for use by ICF.
3223 * icf.cc (get_section_contents): Get the addend from the text section
3224 for SHT_REL relocation sections.
3225 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3226 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3227 * int_encoding.h (read_from_pointer): New overloaded function.
3228 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3229 * testsuite/icf_sht_rel_addend_test.sh: New file.
3230 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3231 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3233 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3235 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3236 * Makefile.in: Regenerate.
3237 * testsuite/Makefile.in: Regenerate.
3239 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3241 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3242 * gold/testsuite/debug_msg.cc: Likewise.
3243 * gold/testsuite/odr_violation1.cc
3244 * gold/testsuite/odr_violation2.cc
3246 2010-07-21 Cary Coutant <ccoutant@google.com>
3248 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3249 string, and length fields.
3250 (Output_merge_string::Merged_strings_list): New type.
3251 (Output_merge_string::Merged_strings_lists): New typedef.
3252 (Output_merge_string): Replace merged_strings_ with
3253 merged_strings_lists_.
3254 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3255 Merged_strings_list per input object and section. Don't store pointer
3256 to the string. Don't store length with each merged string entry.
3257 (Output_merge_string::finalize_merged_data): Loop over list of merged
3258 strings lists. Recompute length of each merged string.
3260 2010-07-15 Cary Coutant <ccoutant@google.com>
3262 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3265 2010-07-14 Ian Lance Taylor <iant@google.com>
3267 * descriptors.cc (Descriptors::open): Report correct name in error
3270 2010-07-13 Doug Kwan <dougkwan@google.com>
3272 * arm.cc (Arm_input_section::Arm_input_section): For a
3273 SHT_ARM_EXIDX section, always keeps the input sections.
3274 (Arm_input_section::set_exidx_section_link): New method.
3275 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3276 has_errors_ to false.
3277 (Arm_exidx_input_section::has_errors,
3278 Arm_exidx_input_section::set_has_errors): New methods.
3279 (Arm_exidx_input_section::has_errors_): New data member.
3280 (Arm_relobj::get_exidx_shndx_list): New method.
3281 (Arm_output_section::append_text_sections_to_list): Do not skip
3282 section without SHF_EXECINSTR.
3283 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3285 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3286 section header. Make error messages more verbose. Check for
3287 a non-executable section linked to an EXIDX section.
3288 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3289 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3290 check that there is no deferred EXIDX section if we exit early.
3291 Instead of not making an EXIDX section in case of an error, make one
3292 and set the has_errors flag of it.
3293 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3294 in a relocatable link.
3295 (Target_arm::do_relax): Look for the EXIDX output section instead of
3296 assuming that it is called .ARM.exidx.
3297 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3298 section list. Do not check for SHF_EXECINSTR section flags but
3299 skip any input section with errors.
3300 * output.cc (Output_section::Output_section): Initialize
3301 always_keeps_input_sections_ to false.
3302 (Output_section::add_input_section): Check for
3303 always_keeps_input_sections_.
3304 * output.h (Output_section::always_keeps_input_sections,
3305 Output_section::set_always_keeps_input_sections): New methods.
3306 (Output_section::always_keeps_input_sections): New data member.
3308 2010-07-13 Rafael Espindola <espindola@google.com>
3310 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3311 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3313 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3314 Ian Lance Taylor <iant@google.com>
3316 * output.h (Output_section_lookup_maps::add_merge_section):
3317 Correct check of whether value was inserted.
3318 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3319 (Output_section_lookup_maps::add_relaxed_input_section):
3321 * arm.cc (Target_arm::got_section): Remove used local os.
3322 * i386.cc (Target_i386::got_section): Likewise.
3323 * x86_64.cc (Target_x86_64::got_section): Likewise.
3324 * sparc.cc (Target_sparc::got_section): Likewise.
3325 (Target_sparc::relocate): Remove unused local have_got_offset.
3326 * powerpc.cc (Target_powerpc::relocate): Likewise.
3328 2010-07-13 Ian Lance Taylor <iant@google.com>
3330 * compressed_output.cc (zlib_decompress): Fix signature in
3333 * archive.cc (Archive::include_member): Unlock an external member
3334 of a thin archive. Don't bother to delete an object we know is
3337 2010-07-12 Cary Coutant <ccoutant@google.com>
3339 * compressed_output.cc (zlib_decompress): New function.
3340 (get_uncompressed_size): New function.
3341 (decompress_input_section): New function.
3342 * compressed_output.h (get_uncompressed_size): New function.
3343 (decompress_input_section): New function.
3344 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3345 Handle compressed debug sections.
3346 * layout.cc (is_compressed_debug_section): New function.
3347 (Layout::output_section_name): Map compressed section names to
3349 * layout.h (is_compressed_debug_section): New function.
3350 (is_debug_info_section): Recognize compressed debug sections.
3351 * merge.cc: Include compressed_output.h.
3352 (Output_merge_data::do_add_input_section): Handle compressed
3354 (Output_merge_string::do_add_input_section): Handle compressed
3356 * object.cc: Include compressed_output.h.
3357 (Sized_relobj::Sized_relobj): Initialize new data members.
3358 (build_compressed_section_map): New function.
3359 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3360 * object.h (Object::section_is_compressed): New method.
3361 (Object::do_section_is_compressed): New method.
3362 (Sized_relobj::Compressed_section_map): New type.
3363 (Sized_relobj::do_section_is_compressed): New method.
3364 (Sized_relobj::compressed_sections_): New data member.
3365 * output.cc (Output_section::add_input_section): Handle compressed
3367 * reloc.cc: Include compressed_output.h.
3368 (Sized_relobj::write_sections): Handle compressed debug sections.
3370 2010-07-08 Cary Coutant <ccoutant@google.com>
3372 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3373 weak when resolving to a dynamic def.
3374 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3375 for weak undef/dynamic def cases. Adjust callers.
3376 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3377 undef_binding_weak_.
3378 (Symbol_table::sized_write_globals): Adjust symbol binding.
3379 (Symbol_table::sized_write_symbol): Add binding parameter.
3380 * symtab.h (Symbol::set_undef_binding): New method.
3381 (Symbol::is_undef_binding_weak): New method.
3382 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3383 (Symbol_table::should_override): Add new parameter.
3384 (Symbol_table::sized_write_symbol): Add new parameter.
3386 * testsuite/weak_undef_file1.cc: Add new test case.
3387 * testsuite/weak_undef_file2.cc: Fix header comment.
3388 * testsuite/weak_undef_test.cc: Add new test case.
3390 2010-06-29 Doug Kwan <dougkwan@google.com>
3392 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3393 Initialize USE_SYMBOL_.
3394 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3396 (Arm_reloc_property::uses_symbol_): New data member declaration.
3397 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3398 uses symbol value and symbol is undefined but not weakly undefined.
3400 2010-06-28 Rafael Espindola <espindola@google.com>
3402 * plugin.cc (Plugin::load): Use dlerror.
3404 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3406 * symtab.cc (detect_odr_violations): When reporting an ODR
3407 violation, report an object where the symbol is defined.
3409 2010-06-25 Doug Kwan <dougkwan@google.com>
3411 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3412 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3414 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3415 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3416 target hook to detect function points.
3417 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3418 * icf.h (Icf::check_section_for_function_pointers): Change type of
3419 parameter SECTION_NAME to const reference to std::string. Use
3420 target hook to determine if section may have unsafe pointers.
3421 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3424 2010-06-21 Rafael Espindola <espindola@google.com>
3426 * fileread.cc (Input_file::find_fie): New
3427 (Input_file::open): Use Input_file::find_fie.
3428 * fileread.h (Input_file::find_fie): New
3429 * plugin.cc (set_extra_library_path): New.
3430 (Plugin::load): Add set_extra_library_path to the transfer vector.
3431 (Plugin_manager::set_extra_library_path): New.
3432 (Plugin_manager::add_input_file): Use the extra search path if set.
3433 (set_extra_library_path(): New.
3434 * plugin.h (Plugin_manager): Add set_extra_library_path and
3437 2010-06-19 Cary Coutant <ccoutant@google.com>
3439 * layout.cc (gdb_sections): Add .debug_types.
3440 (lines_only_debug_sections): Likewise.
3442 2010-06-18 Rafael Espindola <espindola@google.com>
3444 * plugin.cc (add_input_file,add_input_library)
3445 (Plugin_manager::add_input_file): Make filename arguments const.
3446 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3449 2010-06-16 Doug Kwan <dougkwan@google.com>
3451 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3452 .ARM.attributes section if we have not merged any input
3453 attributes sections.
3455 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3457 * arm.cc: Allow combining objects with no EABI version
3460 2010-06-15 Rafael Espindola <espindola@google.com>
3462 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3464 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3466 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3467 (struct iovec): Correct !HAVE_READV definition.
3469 2010-06-10 Cary Coutant <ccoutant@google.com>
3471 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3472 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3474 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3477 * symtab.h (Symbol::is_placeholder): New member function.
3478 * target-reloc.h (relocate_section): Check for placeholder symbols.
3480 * testsuite/Makefile.am (plugin_test_8): New test.
3481 (plugin_test_9): New test.
3482 * testsuite/Makefile.in: Regenerate.
3484 2010-06-09 Nick Clifton <nickc@redhat.com>
3486 * yyscript.y (input_list_element): Allow strings prefixed with
3487 the '-' character. Treat these as libraries.
3488 * script.cc (script_add_library): New function. Adds a library
3489 specified by "-l<name>" found in an input script.
3490 * script-c.h: Add prototype for script_add_library.
3492 2010-06-07 Doug Kwan <dougkwan@google.com>
3494 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3495 Restrict stub-group size to be within long conditional branch
3496 range when working around cortex-A8 erratum.
3498 2010-06-07 Damien Diederen <dd@crosstwine.com>
3500 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3503 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3507 (Output_section::Input_section_sort_entry::compare_section_ordering):
3508 Change to return non-zero correctly.
3509 (Output_section::Input_section_sort_section_order_index_compare
3510 ::operator()): Change to fix ambiguity in comparisons.
3512 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3514 * gold.h (is_wildcard_string): New function.
3515 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3516 (Layout::layout_eh_frame): Ditto.
3517 (Layout::find_section_order_index): New method.
3518 (Layout::read_layout_from_file): New method.
3519 * layout.h (Layout::find_section_order_index): New method.
3520 (Layout::read_layout_from_file): New method.
3521 (Layout::input_section_position_): New private member.
3522 (Layout::input_section_glob_): New private member.
3523 * main.cc (main): Call read_layout_from_file here.
3524 * options.h (--section-ordering-file): New option.
3525 * output.cc (Output_section::input_section_order_specified_): New
3527 (Output_section::Output_section): Initialize new member.
3528 (Output_section::add_input_section): Add new parameter.
3529 Keep input sections when --section-ordering-file is used.
3530 (Output_section::set_final_data_size): Sort input sections when
3531 section ordering file is specified.
3532 (Output_section::Input_section_sort_entry): Add new parameter.
3534 (Output_section::Input_section_sort_entry::compare_section_ordering):
3536 (Output_section::Input_section_sort_compare::operator()): Change to
3537 consider section_order_index.
3538 (Output_section::Input_section_sort_init_fini_compare::operator()):
3539 Change to consider section_order_index.
3540 (Output_section::Input_section_sort_section_order_index_compare
3541 ::operator()): New method.
3542 (Output_section::sort_attached_input_sections): Change to sort
3543 according to section order when specified.
3544 (Output_section::add_input_section<32, true>): Add new parameter.
3545 (Output_section::add_input_section<64, true>): Add new parameter.
3546 (Output_section::add_input_section<32, false>): Add new parameter.
3547 (Output_section::add_input_section<64, false>): Add new parameter.
3548 * output.h (Output_section::add_input_section): Add new parameter.
3549 (Output_section::input_section_order_specified): New
3551 (Output_section::set_input_section_order_specified): New method.
3552 (Input_section::Input_section): Initialize section_order_index_.
3553 (Input_section::section_order_index): New method.
3554 (Input_section::set_section_order_index): New method.
3555 (Input_section::section_order_index_): New member.
3556 (Input_section::Input_section_sort_section_order_index_compare): New
3558 (Output_section::input_section_order_specified_): New member.
3559 * script-sections.cc (is_wildcard_string): Delete and move modified
3561 (Output_section_element_input::Output_section_element_input): Modify
3562 call to is_wildcard_string.
3563 (Output_section_element_input::Input_section_pattern
3564 ::Input_section_pattern): Ditto.
3565 (Output_section_element_input::Output_section_element_input): Ditto.
3566 * testsuite/Makefile.am (final_layout): New test case.
3567 * testsuite/Makefile.in: Regenerate.
3568 * testsuite/final_layout.cc: New file.
3569 * testsuite/final_layout.sh: New file.
3571 2010-06-01 Rafael Espindola <espindola@google.com>
3573 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3575 2010-06-01 Rafael Espindola <espindola@google.com>
3577 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3578 visibility of symbols.
3580 2010-05-27 Doug Kwan <dougkwan@google.com>
3582 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3583 from start of output section instead of address for a local symbol
3584 in a merged or relaxed section when doing a relocatable link.
3586 2010-05-26 Rafael Espindola <espindola@google.com>
3589 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3590 adding sections the garbage collector removed.
3591 * gold/testsuite/Makefile.am: Add test.
3592 * gold/testsuite/Makefile.in: Regenerate.
3593 * gold/testsuite/plugin_test_7.sh: New.
3594 * gold/testsuite/plugin_test_7_1.c: New.
3595 * gold/testsuite/plugin_test_7_2.c: New.
3597 2010-05-26 Rafael Espindola <espindola@google.com>
3599 * script-sections.cc (Output_section_definition::set_section_addresses):
3600 Check for --section-start.
3602 2010-05-26 Doug Kwan <dougkwan@google.com>
3604 * arm.cc (Arm_scan_relocatable_relocs): New class.
3605 (Target_arm::relocate_special_relocatable): New method.
3606 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3607 (Arm_relocate_functions::thumb_branch_common): Same.
3608 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3609 instead of Default_scan_relocatable_relocs.
3610 * target-reloc.h (relocate_for_relocatable): Let target handle
3611 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3612 * target.h (Sized_target::relocate_special_relocatable): New method.
3614 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3616 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3618 2010-05-23 Doug Kwan <dougkwan@google.com>
3620 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3622 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3623 with a direct branch, not a conditional branch, to a stub.
3624 * merge.cc (Output_merge_base::record_input_section): New method
3626 (Output_merge_data::do_add_input_section): Record input section if
3627 keeps-input-sections flag is set.
3628 (Output_merge_string::do_add_input_section): Ditto.
3629 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3630 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3632 (Output_merge_base::keeps_input_sections,
3633 Output_merge_base::set_keeps_input_sections,
3634 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3636 (Output_merge_base::Input_sections): New type declaration.
3637 (Output_merge_base::input_sections_begin,
3638 Output_merge_base::input_sections_end,
3639 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3640 (Output_merge_base::bool keeps_input_sections_,
3641 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3642 Output_merge_base::input_sections_): New data members.
3643 (Output_merge_data::do_set_keeps_input_sections): New method
3645 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3646 * output.cc (Output_section::Input_section::relobj): Move method
3647 defintion from class declaration to here and handle merge sections.
3648 (Output_section::Input_section::shndx): Ditto.
3649 (Output_section::Output_section): Remove initializations of removed
3650 data members and initialize new data member LOOKUP_MAPS_.
3651 (Output_section::add_input_section): Set keeps-input-sections flag
3652 for a newly created merge output section as appropriate. Adjust code
3653 to use Output_section_lookup_maps class.
3654 (Output_section::add_relaxed_input_section): Adjst code for lookup
3655 maps code refactoring.
3656 (Output_section::add_merge_input_section): Add a new parameter
3657 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3658 class. If adding input section to a newly created merge output
3659 section fails, remove the new merge section.
3660 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3661 Adjust code for use of the Output_section_lookup_maps class.
3662 (Output_section::find_merge_section): Ditto.
3663 (Output_section::build_lookup_maps): New method defintion.
3664 (Output_section::find_relaxed_input_section): Adjust code to use
3665 Output_section_lookup_maps class.
3666 (Output_section::get_input_sections): Export merge sections. Adjust
3667 code to use Output_section_lookup_maps class.
3668 (Output_section:::add_script_input_section): Adjust code to use
3669 Output_section_lookup_maps class. Update lookup maps for merge
3671 (Output_section::discard_states): Use Output_section_lookup_maps.
3672 (Output_section::restore_states): Same.
3673 * output.h (Merge_section_properties): Move class defintion out of
3675 (Output_section_lookup_maps): New class.
3676 (Output_section::Input_section::is_merge_section): New method
3678 (Output_section::Input_section::relobj): Move defintion out of class
3679 defintion. Declare method only.
3680 (Output_section::Input_section::shndx): Ditto.
3681 (Output_section::Input_section::output_merge_base): New method defintion.
3682 (Output_section::Input_section::u2_.pomb): New union field.
3683 (Output_section::Merge_section_by_properties_map,
3684 Output_section::Output_section_data_by_input_section_map,
3685 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3687 (Output_section::add_merge_input_section): Add new parameter
3688 KEEPS_INPUT_SECTIONS.
3689 (Output_section::build_lookup_maps): New method declaration.
3690 (Output_section::merge_section_map_,
3691 Output_section::merge_section_by_properties_map_,
3692 Output_section::relaxed_input_section_map_,
3693 Output_section::is_relaxed_input_section_map_valid_): Remove data
3695 (Output_section::lookup_maps_): New data member.
3697 2010-05-21 Doug Kwan <dougkwan@google.com>
3700 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3701 avoid a compilation error.
3703 2010-05-19 Rafael Espindola <espindola@google.com>
3705 * script-sections.cc (Output_section_definition::allocate_to_segment):
3706 Update the phdrs_list even when the output section is NULL.
3707 * testsuite/Makefile.am: Add test.
3708 * testsuite/Makefile.in: Regenerate.
3709 * testsuite/script_test_9.cc: New.
3710 * testsuite/script_test_9.sh: New.
3711 * testsuite/script_test_9.t: New.
3713 2010-05-19 Doug Kwan <dougkwan@google.com>
3715 * arm.cc (Arm_input_section::original_size): New method.
3716 (Arm_input_section::do_addralign): Add a cast.
3717 (Arm_input_section::do_output_offset): Remove static cast.
3718 (Arm_input_section::original_addralign,
3719 Arm_input_section::original_size_): Change type to uint32_t.
3720 (Arm_input_section::init): Add safe casts for section alignment
3722 (Arm_input_section::set_final_data_size): Do not set address and
3723 offset of stub table.
3724 (Arm_output_section::fix_exidx_coverage): Change use of of
3725 Output_section::Simple_input_section to that of
3726 Output_section::Input_section.
3727 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3728 except for the first pass.
3729 * output.cc (Output_section::get_input_sections): Change type of
3730 input_sections to std::list<Input_section>.
3731 (Output_section::add_script_input_section): Rename from
3732 Output_section::add_simple_input_section. Change type of SIS
3733 parameter from Simple_input_section to Input_section.
3734 * output.h (Output_section::Simple_input_section): Remove class.
3735 (Output_section::Input_section): Change class visibility to public.
3736 (Output_section::Input_section::addralign): Use stored alignments
3737 for special input sections if set.
3738 (Output_section::Input_section::set_addralign): New method.
3739 (Output_section::get_input_sections): Change parameter type from
3740 list of Simple_input_section to list of Input_section.
3741 (Output_section::add_script_input_section): Rename from
3742 Output_section::add_simple_input_section. Change first parameter's
3743 type from Simple_input_section to Input_section and remove the
3744 second and third parameters.
3745 * script-sections.cc (Input_section::Input_section_list): Change
3746 type to list of Output_section::Input_section/
3747 (Input_section_info::Input_section_info): Change parameter type of
3748 INPUT_SECTION to Output_section::Input_section.
3749 (Input_section_info::input_section): Change return type.
3750 (Input_section_info::input_section_): Change type to
3751 Output_section::Input_section.
3752 (Output_section_element_input::set_section_addresses): Adjust code
3753 to use Output_section::Input_section instead of
3754 Output_section::Simple_input_section. Adjust code for renaming
3755 of Output_section::add_simple_input_section.
3756 (Orphan_output_section::set_section_addresses): Ditto.
3758 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3760 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3761 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3763 2010-05-18 Rafael Espindola <espindola@google.com>
3765 * options.cc (General_options::finalize): Handle -nostdlib.
3766 * options.h (nostdlib): New option.
3767 * script.cc (script_add_search_dir): Handle -nostdlib.
3769 2010-05-12 Doug Kwan <dougkwan@google.com>
3771 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3772 attributes section only if there no attributes section after merging.
3773 (Target_arm::merge_object_attributes): Move value of
3774 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3775 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3776 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3777 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3778 and arm_attr_merge_7.stdout.
3779 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3780 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3781 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3782 arm_attr_merge_7b.o): New rules.
3783 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3785 * testsuite/Makefile.in: Regenerate.
3786 * testsuite/arm_attr_merge.sh: New file.
3787 * testsuite/arm_attr_merge_[67][ab].s: Same.
3789 2010-05-05 Nick Clifton <nickc@redhat.com>
3791 * po/es.po: Updated Spanish translation.
3793 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3795 * Makefile.am (install-exec-local): Properly install gold as
3796 default cross linker.
3797 * Makefile.in: Regenerated.
3799 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3800 Nick Clifton <nickc@redhat.com>
3802 * configure.ac (install_as_default): Define and set to false
3803 unless --enable-gold or --enable-gold=both/gold has been
3805 * configure: Regenerate.
3807 * Makefile.am (install-exec-local): Install the executable as
3808 'ld.gold'. If install_as_default is true then also install it as
3810 * Makefile.in: Regenerated.
3812 2010-04-24 Ian Lance Taylor <iant@google.com>
3814 * layout.cc (Layout::layout_reloc): In relocatable link don't
3815 combine reloc sections for grouped sections.
3817 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3819 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3820 sections that are not ordinary to icf.
3821 * icf.cc (get_section_contents): Handle relocation pointing to section
3822 with no object or shndx information.
3823 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3824 * testsuite/Makefile.in: Regenerate.
3825 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3826 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3828 2010-04-22 Ian Lance Taylor <iant@google.com>
3830 * expression.cc (Expression::Expression_eval_info): Add
3831 result_alignment_pointer field.
3832 (Expression::eval_with_dot): Add result_alignment_pointer
3833 parameter. Change all callers.
3834 (Expression::eval_maybe_dot): Likewise.
3835 (class Binary_expression): Add alignment_pointer parameter to
3836 left_value and right_value. Change all callers.
3837 (BINARY_EXPRESSION): Set result alignment.
3838 (class Trinary_expression): Add alignment_pointer parameter to
3839 arg2_value and arg3_value. Change all callers.
3840 (Trinary_cond::value): Set result alignment.
3841 (Max_expression::value, Min_expression::value): Likewise.
3842 (Align_expression::value): Likewise.
3843 * script-sections.cc (class Sections_element): Add dot_alignment
3844 parameter to set_section_addresses virtual function. Update
3846 (class Output_section_element): Likewise.
3847 (Script_sections::create_segments): Add dot_alignment parameter.
3849 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3850 (Script_sections::set_phdrs_clause_addresses): Likewise.
3851 * script-sections.h: Update declarations.
3852 * script.h: Update declarations.
3853 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3855 * testsuite/script_test_3.t: Set large alignment.
3856 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3857 segment has expected alignment.
3859 2010-04-22 Nick Clifton <nickc@redhat.com>
3861 * po/gold.pot: Updated by the Translation project.
3862 * po/vi.po: Updated Vietnamese translation.
3864 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3866 * testsuite/Makefile.am (check_PROGRAMS): Add
3867 icf_virtual_function_folding_test.
3868 * testsuite/Makefile.in: Regenerated.
3870 2010-04-15 Andrew Haley <aph@redhat.com>
3872 * options.h (merge_exidx_entries): New option.
3873 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3874 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3875 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3876 (Target_arm::merge_exidx_entries): New function.
3877 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3878 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3879 to Arm_exidx_fixup constructor.
3880 Add new arg, merge_exidx_entries.
3881 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3882 Arm_output_section::fix_exidx_coverage.
3884 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3886 * icf.cc (get_section_contents): Check for preemptible functions.
3887 Ignore addend when appropriate.
3888 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3890 (add_from_relobj): Check for section folded.
3891 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3892 * symtab.h (should_add_dynsym_entry): Add new parameter.
3893 * target-reloc.h (scan_relocs): Check for section folded.
3894 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3895 Check reloc types for function pointers in shared objects.
3896 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3898 (icf_preemptible_functions_test): New test case.
3899 (icf_string_merge_test): New test case.
3900 * testsuite.Makefile.in: Regenerate.
3901 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3902 bar_glob. Refactor code.
3903 * testsuite/icf_preemptible_functions_test.cc: New file.
3904 * testsuite/icf_preemptible_functions_test.sh: New file.
3905 * testsuite/icf_string_merge_test.cc: New file.
3906 * testsuite/icf_string_merge_test.sh: New file.
3907 * testsuite/icf_virtual_function_folding_test.cc: New file.
3908 * testsuite/icf_virtual_function_folding_test.sh: New file.
3910 2010-04-14 Doug Kwan <dougkwan@google.com>
3912 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
3913 for local symbol recounting if we remove a section due to ICF.
3914 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
3915 there are no regular objects in input.
3917 2010-04-13 Doug Kwan <dougkwan@google.com>
3919 * arm.cc (Arm_input_section::set_final_data_size): Compute
3920 accurate final data size instead of using current data size.
3922 2010-04-09 Doug Kwan <dougkwan@google.com>
3924 * layout.cc (Layout::choose_output_section): Handle script section
3926 (Layout::make_output_section_for_script): Add section type parameter.
3927 Handle script section types.
3928 * layout.h (Layout::make_output_section_for_script): Add section
3930 * output.cc (Output_section::Output_section): Initialize data member
3932 (Output_section::do_reset_address_and_file_offset): Do not set address
3933 to 0 if section is a NOLOAD section.
3934 * output.h (Output_section::is_noload): New method.
3935 (Output_section::set_is_noload): Ditto.
3936 (Output_section::is_noload_): New data member.
3937 * script-c.h (Script_section_type): New enum type.
3938 (struct Parser_output_section_header): Add new file section_type.
3939 * script-sections.cc (Sections_element::output_section_name): Add
3940 parameter for returning script section type.
3941 (Output_section_definition::output_section_name): Ditto.
3942 (Output_section_definition::section_type)P; New method.
3943 (Output_section_definiton::script_section_type_name): Ditto.
3944 (Output_section_definition::script_section_type_): New data member.
3945 (Output_section_definition::Output_section_definition): Initialize
3946 data member Output_section_definition::script_section_type_.
3947 (Output_section_definition::create_sections): Pass script section type
3948 to Layout::make_output_section_for_script.
3949 (Output_section_definition::output_section_name): Return script
3950 section type to caller.
3951 (Output_section_definition::set_section_address): Do not advance
3952 dot value and load address if section type is NOLOAD. Set address
3953 of NOLOAD sections regardless of section flags.
3954 (Output_section_definition::print): Print section type if it is
3955 not SCRIPT_SECTION_TYPE_NONE.
3956 (Output_section_definition::section_type): New method.
3957 (Output_section_definition::script_section_type_name): Ditto.
3958 (Script_sections::output_section_name): Add new parameter
3959 PSECTION_TYPE for returning script section type. Pass it to
3960 section elements. Handle discard sections.
3961 (Sort_output_sections::operator()): Handle NOLOAD sections.
3962 * script-sections.h (Script_sections::Section_type): New enum type.
3963 (Script_sections::output_section_name): Add a new parameter for
3964 returning script section type.
3965 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
3967 * yyscript.y (union): Add new field SECTION_TYPE.
3968 (COPY, DSECT, INFO, NOLOAD): New tokens.
3969 (opt_address_and_section_type): Change type to output_section_header.
3970 (section_type): New non-terminal
3971 (section_header): Handle section type.
3972 (opt_address_and_section_type): Return section type value.
3974 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
3976 * testsuite/plugin_common_test_1.c (foo): Add prototype.
3977 * testsuite/plugin_common_test_2.c (foo): Likewise.
3979 2010-04-08 Doug Kwan <dougkwan@google.com>
3981 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
3983 * output.cc (Output_section::add_merge_input_section): Simplify
3984 code and return status of Output_merge_base::add_input_section.
3985 Update merge section map only if Output_merge_base::add_input_section
3988 2010-04-07 Doug Kwan <dougkwan@google.com>
3990 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
3991 if section is marked as containing instructions but has no mapping
3993 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
3994 correct section index.
3995 (Arm_relobj::find_linked_text_section): Ditto.
3997 2010-04-07 Cary Coutant <ccoutant@google.com>
3999 * archive.cc (include_member): Destroy Read_symbols_data object before
4001 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4002 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4003 (Read_symbols_data::~Read_symbols_data) New destructor.
4004 (Section_relocs::Section_relocs) New constructor.
4005 (Section_relocs::~Section_relocs) New destructor.
4006 (Read_relocs_data::Read_relocs_data) New constructor.
4007 (Read_relocs_data::~Read_relocs_data) New destructor.
4008 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4009 pointers to NULL after deleting.
4011 2010-04-07 Doug Kwan <dougkwan@google.com>
4013 * arm.cc: Replace "endianity" with "endianness" in comments.
4014 (Arm_exidx_cantunwind): Ditto.
4015 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4016 (Arm_relobj::merge_flags_and_attributes): New method.
4017 (Arm_relobj::merge_flags_and_attributes_): New data member.
4018 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4019 (Arm_relobj::scan_sections_for_stubs): Ditto.
4020 (Arm_relobj::do_read_symbols): Check to see if we really want to
4021 merge processor-specific flags and attributes. Exit early if
4022 an object is empty except for section names and the undefined symbol.
4023 (Target_arm::do_finalize_sections): Move check for ELF format to
4024 Arm_relobj::do_read_symbols. Merge processor specific flags and
4025 attributes from a regular object only when we have determined that
4026 it is aapropriate. Do not create an .ARM.attributes section in
4027 output if there is no regular input object.
4028 (Target_arm::merge_processor_specific_flags): Check
4029 --warn-mismatch before printing any error.
4030 (Target_arm::merge_object_attributes): Ditto.
4031 * gold.cc (queue_middle_tasks): Handle the case in which there is
4032 no regular object in input.
4033 * options.cc (General_options::parse_EB): New method.
4034 (General_options::parse_EL): Same.
4035 (General_options::General_options): Initialize endianness_.
4036 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4038 (General_options::Endianness): New enum.
4039 (General_options::endianness): New method.
4040 (General_options::endianness_): New data member.
4041 * parameters.cc (Parameters::set_options): Check target endianness.
4042 (Parameters::set_target_once): Ditto.
4043 (Parameters::check_target_endianness): New method.
4044 (parameters_force_valid_target): If either -EL or -EB is specified,
4045 use it to define endianness of default target.
4046 * parameters.h (Parameters::check_target_endianness): New method
4048 * target.h (class Target): Change "endianity" to "endianness"
4051 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4053 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4054 * configure: Regenerate.
4055 * Makefile.in: Regenerate.
4056 * testsuite/Makefile.in: Regenerate.
4058 2010-04-06 Cary Coutant <ccoutant@google.com>
4061 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4062 prevailing definitions of common symbols.
4063 * testsuite/plugin_test_6.sh: New test case.
4064 * testsuite/plugin_common_test_1.c: New test case.
4065 * testsuite/plugin_common_test_2.c: New test case.
4066 * testsuite/Makefile.am (plugin_test_6): New test case.
4067 * testsuite/Makefile.in: Regenerate.
4069 2010-04-06 Nick Clifton <nickc@redhat.com>
4071 * po/vi.po: New Vietnamese translation.
4073 2010-03-30 Doug Kwan <dougkwan@google.com>
4075 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4077 2010-03-25 Doug Kwan <dougkwan@google.com>
4079 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4080 to avoid a conversion warning on a 32-bit host.
4082 2010-03-24 Ian Lance Taylor <iant@google.com>
4084 * testsuite/script_test_3.t: Add a TLS segment.
4085 * testsuite/Makefile.am (check_PROGRAMS): Add
4086 tls_phdrs_script_test.
4087 (tls_phdrs_script_test_SOURCES): Define.
4088 (tls_phdrs_script_test_DEPENDENCIES): Define.
4089 (tls_phdrs_script_test_LDFLAGS): Define.
4090 (tls_phdrs_script_test_LDADD): Define.
4091 * testsuite/Makefile.in: Rebuild.
4093 2010-03-23 Cary Coutant <ccoutant@google.com>
4095 * fileread.cc (find_or_make_view): Fix comment.
4097 2010-03-23 Ian Lance Taylor <iant@google.com>
4099 * script-sections.cc (class Orphan_section_placement): Define
4100 PLACE_TLS and PLACE_TLS_BSS.
4101 (Orphan_section_placement::Orphan_section_placement): Initialize
4103 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4104 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4105 (tls_script_test_SOURCES): Define.
4106 (tls_script_test_DEPENDENCIES): Define.
4107 (tls_script_test_LDFLAGS): Define.
4108 (tls_script_test_LDADD): Define.
4109 * testsuite/Makefile.in: Rebuild.
4111 2010-03-22 Doug Kwan <dougkwan@google.com>
4113 * arm.cc (Arm_relocate_functions::abs8,
4114 Arm_relocate_functions::abs16): Use correct check for overflow
4115 specified in the ARM ELF specs.
4116 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4117 target of a BLX instruction specially.
4118 (Reloc_stub::stub_type_for_reloc): Ditto.
4119 (Relocate::relocate): Use symbolic names instead of numeric relocation
4120 codes to report error.
4121 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4123 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4124 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4125 thumb2_blx_out_of_range.stdout
4126 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4127 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4128 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4129 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4130 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4131 thumb2_blx_in_range, thumb2_blx_in_range.o,
4132 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4133 thumb2_blx_out_of_range.o): New rules.
4134 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4135 thumb2_blx_in_range and thumb2_blx_out_of_range.
4136 * testsuite/Makefile.in: Regenerate.
4137 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4138 * testsuite/thumb_blx_in_range.s: New file.
4139 * testsuite/thumb_blx_out_of_range.s: New file.
4141 2010-03-22 Rafael Espindola <espindola@google.com>
4143 * archive.cc (Should_include): Move to archive.h.
4144 (should_include_member): Make it a member of Archive.
4146 (Add_lib_group_symbols): New.
4147 * archive.h: Include options.h.
4148 (Archive_member): Moved from Archive.
4149 (Should_include): Moved from archive.cc.
4151 (Add_lib_group_symbols): New.
4152 * dynobj.cc (do_should_include_member): New.
4153 * dynobj.h (do_should_include_member): New.
4154 * gold.cc (queue_initial_tasks): Update call to queue.
4155 * main.cc (main): Print lib group stats.
4156 * object.cc (do_should_include_member): New.
4157 * object.h: Include archive.h.
4158 (Object::should_include_member): New.
4159 (Object::do_should_include_member): New.
4160 (Sized_relobj::do_should_include_member): New.
4161 * options.cc (General_options::parse_start_lib): New.
4162 (General_options::parse_end_lib): New.
4163 (Input_arguments::add_file): Handle lib groups.
4164 (Input_arguments::start_group): Check we are not in a lib.
4165 (Input_arguments::start_lib): New.
4166 (Input_arguments::end_lib): New.
4167 * options.h (General_options): Add start_lib and end_lib.
4168 (Input_argument::lib_): New.
4169 (Input_argument::lib): New.
4170 (Input_argument::is_lib): New.
4171 (Input_file_lib): New.
4172 (Input_arguments::in_lib_): New.
4173 (Input_arguments::in_lib): New.
4174 (Input_arguments::start_lib): New.
4175 (Input_arguments::end_lib_): New.
4176 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4177 in unused members as preempted.
4178 (Sized_pluginobj::do_should_include_member): New.
4179 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4180 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4182 (Read_symbols::do_whole_lib_group): New.
4183 (Read_symbols::do_lib_group): New.
4184 (Read_symbols::do_read_symbols): Handle lib groups.
4185 (Read_symbols::get_name): Handle lib groups.
4186 * readsyms.h (Read_symbols): Add an archive member pointer.
4187 (Read_symbols::do_whole_lib_group): New.
4188 (Read_symbols::do_lib_group): New.
4189 (Read_symbols::member_): New.
4190 * script.cc (read_input_script): Update call to queue_soon.
4192 2010-03-19 Doug Kwan <dougkwan@google.com>
4194 * arm.cc (Stub_table::Stub_table): Initialize new data members
4195 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4196 (Stub_table::add_reloc_stub): Assign stub offset and update
4197 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4198 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4200 (Stub_table::update_data_size_and_addralign): Use
4201 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4202 instead of going over all reloc stubs.
4203 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4204 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4205 Stringpool_template::offset_ to size of Stringpool_char.
4206 (Stringpool_template::new_key_offset): Remove code to initialize
4207 Stringpool_template::offset_.
4208 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4209 Stringpool_template::offset_ to zero.
4211 2010-03-15 Doug Kwan <dougkwan@google.com>
4213 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4215 (Stringpool_template::new_key_offset): New method.
4216 (Stringpool_template::add_string): Assign offsets when adding new
4218 (Stringpool_template::set_string_offsets): Do not set string offsets
4219 when not optimizing.
4220 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4222 (Chunked_vector::clear): Clear size_.
4223 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4224 (Chunked_vector::size): Return size_.
4225 (Chunked_vector::push_back): Use size_ to find insert position.
4226 (Chunked_vector::size_): New data member.
4227 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4228 (Stringpool_template::new_key_offset): New method declaration.
4229 (Stringpool_template::offset_): New data member.
4231 2010-03-15 Rafael Espindola <espindola@google.com>
4233 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4234 Add_symbols' constructor.
4235 * readsyms.h (Add_symbols): Remove the input_group member.
4237 2010-03-10 Ian Lance Taylor <iant@google.com>
4239 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4240 target to ask whether a reference to a symbol requires a stack
4242 * target.h (Target::is_call_to_non_split): New function.
4243 (Target::do_is_call_to_non_split): Declare virtual function.
4244 * target.cc: Include "symtab.h".
4245 (Target::do_is_call_to_non_split): New function.
4246 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4248 2010-03-10 Cary Coutant <ccoutant@google.com>
4250 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4251 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4252 (File_read::open[2]): Add whole_file_view_ to list of views.
4253 (File_read::make_view): Remove test of whole_file_view_.
4254 (File_read::find_or_make_view): Create whole_file_view_ if
4256 (File_read::clear_views): Replace bool parameter with enum;
4257 adjust all callers. Don't delete views with permanent data;
4258 do delete cached views and views from archives if
4259 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4260 if clearing the corresponding view.
4261 * fileread.h (File_read::Clear_views_mode): New enum.
4262 (File_read::View::is_permanent_view): New method.
4263 (File_read::clear_views): Replace bool parameter
4264 with enum; adjust all callers.
4265 * options.h (General_options): Change keep_files_mapped option;
4266 add map_whole_files.
4267 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4269 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4272 2010-03-10 David S. Miller <davem@davemloft.net>
4274 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4276 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4278 * icf.cc (get_section_contents): Add '@' marker after processing the
4281 2010-03-08 Doug Kwan <dougkwan@google.com>
4283 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4284 due to a conversion warning.
4285 (Arm_relobj::update_output_local_symbol_count): Check for local
4286 symbol with unset output index.
4288 2010-03-05 Ian Lance Taylor <iant@google.com>
4290 * options.h (class General_options): Add --spare-dynamic-tags.
4291 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4292 --spare-dynamic-tags.
4294 2010-03-05 Ian Lance Taylor <iant@google.com>
4296 * incremental.cc: Include "libiberty.h".
4298 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4300 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4301 function, is_info_ member.
4302 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4303 (Versions::Versions): Update caller.
4304 (Versions::define_base_version): Likewise.
4305 (Versions::add_def): Likewise.
4307 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4309 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4310 (Scan::possible_function_pointer_reloc): New function.
4311 (Scan::local_reloc_may_be_function_pointer): Change to call
4312 possible_function_pointer_reloc.
4313 (Scan::global_reloc_may_be_function_pointer): Ditto.
4314 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4315 relocations in ".data.rel.ro._ZTV" section.
4316 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4317 * testsuite/icf_safe_so_test.cc: Ditto.
4318 * testsuite/icf_safe_test.cc: Ditto.
4319 * testsuite/icf_safe_test.sh: Ditto.
4321 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4322 Ian Lance Taylor <iant@google.com>
4324 * target-reloc.h (relocate_section): Check the symbol table index
4325 for -1U before setting the local symbol index.
4326 (scan_relocatable_relocs): If copying the relocation, record that
4327 the local symbol is required.
4328 * object.h (Symbol_value::is_output_symtab_index_set): New
4330 (Symbol_value::may_be_discarded_from_output_symtab): New
4332 (Symbol_value::has_output_symtab_entry): New function.
4333 (Symbol_value::needs_output_symtab_entry): Remove.
4334 (Symbol_value::output_symtab_index): Make sure the symbol index is
4336 (Symbol_value::set_output_symtab_index): Make sure the symbol
4337 index is not set. Make sure the new index is valid.
4338 (Symbol_value::set_must_have_output_symtab_entry): New function.
4339 (Symbol_value::has_output_dynsym_entry): New function.
4340 (Symbol_value::set_output_dynsym_index): Make sure the new index
4342 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4343 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4344 local symbol if permitted.
4345 (Sized_relobj::do_finalize_local_symbols): Call
4346 is_output_symtab_index_set rather than needs_output_symtab_entry.
4347 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4348 rather than needs_output_symtab_entry. Call
4349 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4350 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4351 is_output_symtab_index_set rather than needs_output_symtab_entry.
4352 * testsuite/discard_locals_relocatable_test.c: New file.
4353 * testsuite/discard_locals_test.sh: Test -r.
4354 * testsuite/Makefile.am (check_DATA): Add
4355 discard_locals_relocatable_test1.syms,
4356 discard_local_relocatable_test2.syms.
4357 (MOSTLYCLEANFILES): Likewise. Also add
4358 discard_locals_relocatable_test1.lout and
4359 discard_locals_relocatable_test2.out.
4360 (discard_locals_relocatable_test1.syms): New target.
4361 (discard_locals_relocatable_test.o): New target.
4362 (discard_locals_relocatable_test1.out): New target.
4363 (discard_locals_relocatable_test2.syms): New target.
4364 (discard_locals_relocatable_test2.out): New target.
4365 (various): Add missing ../ld-new dependencies.
4366 * testsuite/Makefile.in: Rebuild.
4368 2010-03-03 Nick Clifton <nickc@redhat.com>
4370 * po/fi.po: New Finnish translation.
4372 2010-03-01 Doug Kwan <dougkwan@google.com>
4374 * layout.cc (Layout::Layout): Force section types of .init_array*,
4375 .preinit_array* and .fini_array* sections.
4376 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4377 Fix check of return value of std::string::find.().
4378 (Output_section::Input_section_sort_compare::operator()): Remove
4379 comment about .init_array.
4380 (Output_section::Input_section_sort_init_fini_compare::operator()):
4382 (Output_section::sort_attached_input_sections): Handle .init_array
4383 and .fini_array specially.
4384 * output.h (Output_section::Inut_section_sort_compare): Update
4386 (Output_section::Input_section_sort_init_fini_compare): New struct.
4388 2010-02-26 Doug Kwan <dougkwan@google.com>
4390 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4391 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4392 * testsuite/debug_msg.sh: Avoid matching source line number for
4393 use of global variable undef_int.
4395 2010-02-26 Doug Kwan <dougkwan@google.com>
4397 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4398 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4399 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4400 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4401 * options.cc (General_options::General_options): Initialize member
4403 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4404 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4405 and rm_no_fix_v4bx.stdout
4406 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4407 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4408 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4409 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4410 and arm_no_fix_v4bx.
4411 * Makefile.in: Regenerate.
4412 * testsuite/arm_fix_v4bx.s: New file.
4413 * testsuite/arm_fix_v4bx.sh: Ditto.
4415 2010-02-24 Doug Kwan <dougkwan@google.com>
4417 * arm.cc (Target_arm::got_section): Make the .got section the first
4418 non RELRO section in the data segment.
4419 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4420 suffixes of section names.
4422 2010-02-24 Doug Kwan <dougkwan@google.com>
4424 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4425 flags and attributes merging if an input file is a binary file.
4426 * fileread.cc (Input_file::open): Record format of original file.
4427 * fileread.h (Input_file::Format): New enum type.
4428 (Input_file::Input_file): Initialize data member format_.
4429 (Input_file::format): New method definition.
4430 (Input_file::format_):: New data member.
4432 2010-02-24 Doug Kwan <dougkwan@google.com>
4434 * arm.cc (Arm_output_data_got): New class.
4435 (ARM_TCB_SIZE): New constant
4436 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4437 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4438 If user uses a script with a SECTIONS clause, issue only a warning
4439 for a misplaced EXIDX input section. Otherwise, issue an error.
4440 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4442 (Target_arm::got_mode_index_entry): Handle static linking.
4443 (Target_arm::Scan::local): Ditto.
4444 (Target_arm::Scan::global): Ditto.
4445 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4446 all incorrectly implemented relocations.
4447 (Target_arm::fix_exidx_coverage): Pass layout to
4448 Arm_output_section::fix_exidx_coverage.
4449 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4450 from ".ARM.exidx." and ".ARM.extab.".
4452 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4454 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4455 section if it does not already exist.
4456 * attributes.cc (Attributes_section_data::Attributes_section_data):
4457 Don't crash if size is zero.
4459 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4460 Ian Lance Taylor <iant@google.com>
4462 * gold.cc (queue_middle_tasks): If no input files were opened,
4464 * workqueue.h (Task_function::Task_function): Assert that there is
4467 2010-02-22 Doug Kwan <dougkwan@google.com>
4469 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4470 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4471 types to avoid warnings due to different uint64_t implementations
4474 2010-02-21 Doug Kwan <dougkwan@google.com>
4476 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4477 handling of the maximum backward branch offset.
4478 (Arm_relocate_functions::thumb_branch_common): Ditto.
4479 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4480 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4481 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4482 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4483 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4484 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4485 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4486 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4487 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4488 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4489 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4490 thumb2_bl_out_of_range.o): New rules.
4491 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4492 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4493 thumb2_bl_out_of_range
4494 * testsuite/Makefile.in: Regenerate.
4495 * testsuite/arm_bl_in_range.s: New file.
4496 * testsuite/arm_bl_out_of_range.s: Ditto.
4497 * testsuite/arm_branch_in_range.sh: Ditto.
4498 * testsuite/arm_branch_range.t: Ditto.
4499 * testsuite/thumb2_branch_range.t: Ditto.
4500 * testsuite/thumb_bl_in_range.s: Ditto.
4501 * testsuite/thumb_bl_out_of_range.s: Ditto.
4502 * testsuite/thumb_branch_range.t: Ditto.
4504 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4506 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4507 Add reloc offset information.
4508 * icf.cc (get_section_contents): Change iterators to point to the new
4509 vectors. Add reloc offset information to the contents.
4510 * icf.h (Icf::Sections_reachable_info): New typedef.
4511 (Icf::Sections_reachable_list): New typedef.
4512 (Icf::Offset_info): New typedef.
4513 (Icf::Reloc_info): New struct typedef.
4514 (Icf::Reloc_info_list): New typedef.
4515 (Icf::symbol_reloc_list): Delete method.
4516 (Icf::addend_reloc_list): Delete method.
4517 (Icf::section_reloc_list): Delete method.
4518 (Icf::reloc_info_list): New method.
4519 (Icf::reloc_info_list_): New member.
4521 2010-02-19 Doug Kwan <dougkwan@google.com>
4523 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4524 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4525 * arm.cc (Arm_relocation_functions): New forward declaration.
4526 (Target_arm::Target_arm): Initialize new data members
4527 got_mod_index_offset_ and tls_base_symbol_defined_.
4528 (Target_arm::Relocate::relocate_tls): New method.
4529 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4530 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4532 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4533 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4534 (Target_arm::got_mod_index_offset_,
4535 Target_arm::tls_base_symbol_defined_): New data members.
4536 (Target_arm::Scan::local, Target::Scan::global,
4537 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4540 2010-02-18 Doug Kwan <dougkwan@google.com>
4542 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4543 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4544 text section as a parameter becuase some broken tools may not set
4545 the link in section header.
4546 (Target_arm::has_got_section): New method.
4547 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4548 without any mapping symbol as data only. Remove warning.
4549 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4550 link in its section header, try to discover the link by inspecting the
4551 REL31 relocation at the beginning of the section.
4552 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4554 (Target_arm::Scan::global): Treat any reference to the symbol
4555 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4557 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4559 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4560 (Scan::global_reloc_may_be_function_pointer): New function.
4561 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4562 (Scan::global_reloc_may_be_function_pointer): New function.
4563 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4564 (Scan::global_reloc_may_be_function_pointer): New function.
4565 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4566 (Scan::global_reloc_may_be_function_pointer): New function.
4567 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4568 (Scan::global_reloc_may_be_function_pointer): New function.
4569 (Scan::possible_function_pointer_reloc): New function.
4570 (Target_x86_64::can_check_for_function_pointers): New function.
4571 * gc.h (gc_process_relocs): Scan relocation types to determine if
4572 function pointers were taken for targets that support it.
4573 * icf.cc (Icf::find_identical_sections): Include functions for
4574 folding in safe ICF whose pointer is not taken.
4575 * icf.h (Secn_fptr_taken_set): New typedef.
4576 (fptr_section_id_): New member.
4577 (section_has_function_pointers): New function.
4578 (set_section_has_function_pointers): New function.
4579 (check_section_for_function_pointers): New function.
4580 * options.h: Fix comment for safe ICF option.
4581 * target.h (can_check_for_function_pointers): New function.
4582 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4583 Modify icf_safe_test for X86-64.
4584 * testsuite/Makefile.in: Regenerate.
4585 * testsuite/icf_safe_so_test.cc: New file.
4586 * testsuite/icf_safe_so_test.sh: New file.
4587 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4588 (main): Change to take pointer to function kept_func_3.
4589 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4590 folding is done correctly for X86-64.
4592 2010-02-12 David S. Miller <davem@davemloft.net>
4594 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4595 is_symbolless parameter.
4596 (Output_reloc<SHT_REL>::is_symbolless): New.
4597 (Output_reloc<SHT_REL>::is_symbolless_): New.
4598 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4599 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4600 (Output_reloc<SHT_RELA>::is_symbolless): New.
4601 (Output_data_reloc::add_global): Handle is_symbolless.
4602 (Output_data_reloc::add_global_relative): Likewise.
4603 (Output_data_reloc::add_local): Likewise.
4604 (Output_data_reloc::add_local_relative): Likewise.
4605 (Output_data_reloc::add_symbolless_global_addend): New.
4606 (Output_data_reloc::add_symbolless_local_addend): New.
4607 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4609 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4610 instead of ->is_relative_
4611 (Output_reloc::write): Likewise.
4612 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4613 (Output_reloc::write_rel): Simplify.
4615 * sparc.cc (Target_sparc::Scan::local): Use
4616 ->add_symbolless_local_addend as needed.
4617 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4618 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4619 based upon relocation offset.
4621 2010-02-11 Doug Kwan <dougkwan@google.com>
4623 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4624 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4625 beginning of function.
4626 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4627 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4628 parameter is_32bit in calls to should_apply_static_reloc.
4629 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4630 (check_DATA): Add arm_abs_global.stdout.
4631 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4632 arm_abs_global.stdout): New rules.
4633 (MOSTLLYCLEANFILES): Add arm_abs_global
4634 * Makefile.in: Regenerate.
4635 * testsuite/arm_abs_global.s: New file.
4636 * testsuite/arm_abs_global.sh: Ditto.
4637 * testsuite/arm_abs_lib.s: Ditto.
4639 2010-02-11 Ian Lance Taylor <iant@google.com>
4641 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4643 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4644 Allocate_commons_task first.
4645 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4646 task, rather than symtab_lock_.
4647 (Gc_process_relocs::~Gc_process_relocs): New function.
4648 (Gc_process_relocs::is_runnable): Check this_blocker_.
4649 (Gc_process_relocs::locks): Use next_blocker_ rather than
4651 (Scan_relocs::~Scan_relocs): New function.
4652 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4654 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4656 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4657 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4658 constructor accordingly.
4659 (class Gc_process_relocs): Likewise.
4660 (class Scan_relocs): Likewise.
4661 * common.h (class Allocate_commons_task): Remove symtab_lock_
4662 field, and corresponding constructor parameter.
4663 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4665 (Allocate_commons_task::locks): Likewise.
4667 2010-02-11 Ian Lance Taylor <iant@google.com>
4669 * gold-threads.h (class Once): Define.
4670 (class Initialize_lock): Rewrite as child of Once.
4671 * gold-threads.cc (class Once_initialize): Define.
4672 (once_pointer_control): New static variable.
4673 (once_pointer, once_arg): New static variables.
4674 (c_run_once): New static function.
4675 (Once::Once, Once::run_once, Once::internal_run): New functions.
4676 (class Initialize_lock_once): Remove.
4677 (initialize_lock_control): Remove.
4678 (initialize_lock_pointer): Remove.
4679 (initialize_lock_once): Remove.
4680 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4681 (Initialize_lock::initialize): Rewrite.
4682 (Initialize_lock::do_run_once): New function.
4683 * archive.cc (Archive::interpret_header): Only clear name if it is
4685 * fileread.cc: Include "gold-threads.h"
4686 (file_counts_lock): New static variable.
4687 (file_counts_initialize_lock): Likewise.
4688 (File_read::release): Only increment counts when using --stats.
4689 Use a lock around the increment.
4690 * parameters.cc (class Set_parameters_target_once): Define.
4691 (set_parameters_target_once): New static variable.
4692 (Parameters::Parameters): Move here from parameters.h.
4693 (Parameters::set_target): Rewrite.
4694 (Parameters::set_target_once): New function.
4695 (Parameters::clear_target): Move here and rewrite.
4696 * parameters.h (class Parameters): Update declarations. Add
4697 set_parameters_target_once_ field.
4698 (Parameters::Parameters): Move to parameters.cc.
4699 (Parameters::clear_target): Likewise.
4700 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4702 (Start_group::~Start_group): New function.
4703 (Start_group::is_runnable): New function.
4704 (Start_group::locks, Start_group::run): New functions.
4705 (Finish_group::run): Change saw_undefined to size_t.
4706 * readsyms.h (class Start_group): Define.
4707 (class Finish_group): Change saw_undefined_ field to size_t.
4708 (Finish_group::Finish_group): Remove saw_undefined and
4709 this_blocker parameters. Change all callers.
4710 (Finish_group::set_saw_undefined): New function.
4711 (Finish_group::set_blocker): New function.
4712 * symtab.h (class Symbol_table): Change saw_undefined to return
4713 size_t. Change saw_undefined_ field to size_t.
4714 * target-select.cc (Set_target_once::do_run_once): New function.
4715 (Target_selector::Target_selector): Initialize set_target_once_
4716 field. Don't initialize lock_ and initialize_lock_ fields.
4717 (Target_selector::instantiate_target): Rewrite.
4718 (Target_selector::set_target): New function.
4719 * target-select.h (class Set_target_once): Define.
4720 (class Target_selector): Update declarations. Make
4721 Set_target_once a friend. Remove lock_ and initialize_lock_
4722 fields. Add set_target_once_ field.
4724 2010-02-10 Ian Lance Taylor <iant@google.com>
4726 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4728 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4729 (queue_middle_tasks): Add all blockers before queueing any tasks.
4730 (queue_final_tasks): Likewise.
4731 * token.h (Task_token::add_blockers): New function.
4732 * object.h (Input_objects::number_of_relobjs): New function.
4734 2010-02-10 Ian Lance Taylor <iant@google.com>
4736 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4737 shared, not if not position independent.
4738 * x86_64.cc (Relocate::relocate_tls): Likewise.
4739 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4740 (tls_pie_pic_test): New target.
4741 * testsuite/Makefile.in: Rebuild.
4743 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4744 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4745 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4746 * testsuite/Makefile.in: Rebuild.
4748 2010-02-09 David S. Miller <davem@davemloft.net>
4750 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4751 R_SPARC_RELATIVE using ->add_local_relative().
4752 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4754 * output.h (Output_data_dynamic::add_section_size): New method
4755 that takes two Output_data objects.
4756 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4757 entry param. Handle it in initializers.
4758 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4759 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4760 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4762 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4763 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4764 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4765 for dynrel_includes_plt.
4766 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4767 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4768 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4770 (Target_sparc::do_finalize_sections): Update to pass true for
4771 dynrel_includes_plt.
4772 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4773 output before .rela.plt
4774 (Target_powerpc::do_finalize_sections): Update to pass true for
4775 dynrel_includes_plt when 32-bit.
4777 2010-02-08 Doug Kwan <dougkwan@google.com>
4779 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4781 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4782 Arm_relobj::scan_section_for_cortex_a8_stubs,
4783 Arm_relobj::do_relocation_section): Instead of calling
4784 Output_section::output_address, use faster
4785 Arm_relobj::simple_input_section_output_address.
4787 2010-02-08 David S. Miller <davem@davemloft.net>
4789 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4790 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4791 relocation helper function.
4793 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4794 just like R_SPARC_GOT{10,13,22}.
4795 (Target_sparc::Scan::local): Likewise.
4796 (Target_sparc::Relocate:relocate): Likewise.
4798 2010-02-06 Ian Lance Taylor <iant@google.com>
4800 * configure.ac: Rewrite targetobjs duplicate removal code to use
4801 only shell constructs.
4802 * configure: Rebuild.
4804 2010-02-05 Doug Kwan <dougkwan@google.com>
4807 * arm.cc (Arm_relobj::section_is_scannable): New method.
4808 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4809 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4811 2010-02-04 Doug Kwan <dougkwan@google.com>
4814 * arm-reloc-property.cc (cstdio): Include.
4815 * configure.ac (targetobjs): Remove duplicates.
4816 * configure: Regenerate.
4817 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4818 big and little endian version for a given address size.
4820 2010-02-03 Doug Kwan <dougkwan@google.com>
4822 * arm-reloc-property.cc
4823 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4825 * arm-reloc-property.h
4826 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4827 New method definition.
4828 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4830 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4832 (GOT_PREL): Change implemented to Y.
4833 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4834 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4835 (Arm_relocate_functions::movw_abs_nc): Remove method.
4836 (Arm_relocate_functions::movt_abs): Ditto.
4837 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4838 (Arm_relocate_functions::thm_movt_abs): Ditto.
4839 (Arm_relocate_functions::movw_rel_nc): Ditto.
4840 (Arm_relocate_functions::movw_rel): Ditto.
4841 (Arm_relocate_functions::movt_rel): Ditto.
4842 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4843 (Arm_relocate_functions:thm_movw_rel): Ditto.
4844 (Arm_relocate_functions:thm_movt_rel): Ditto.
4845 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4846 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4847 New method definitions.
4848 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4849 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4850 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4851 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4852 (Target_arm::Relocate::relocate): Check for non-static or
4853 unimplemented relocation code and exit early. Change calls to
4854 Target_arm::reloc_uses_thumb_bit and
4855 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4856 instead. Refactor code to handle similar relocations to increase
4857 code sharing. Remove check for unsupported relocation code in switch
4859 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4860 relocation property table to find out size. Change error message to
4861 print out the name of a relocation code instead of the numeric value.
4862 (Target_arm::scan_reloc_for_stub): Use relocation property table
4863 instead of calling Target_arm::reloc_uses_thumb_bit().
4865 2010-02-02 Doug Kwan <dougkwan@google.com>
4867 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4868 types of relaxed input section.
4870 2010-02-02 Doug Kwan <dougkwan@google.com>
4872 * Makefile.am (HFILES): Add arm-reloc-property.h.
4874 (TARGETSOURCES): Add arm-reloc-property.cc
4875 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4876 (libgold_a_SOURCES): $(DEFFILES)
4877 * Makefile.in: Regenerate.
4878 * arm-reloc-property.cc: New file.
4879 * arm-reloc-property.h: New file.
4880 * arm-reloc.def: New file.
4881 * arm.cc: Update comments.
4882 (arm-reloc-property.h): New included header.
4883 (arm_reloc_property_table): New global variable.
4884 (Target_arm::do_select_as_default_target): New method definition.
4885 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4886 arm-reloc-property to targ_extra_obj.
4887 * parameters.cc (set_parameters_target): Call
4888 Target::select_as_default_target().
4889 * target.h (Target::select_as_default_target): New method definition.
4890 (Target::do_select_as_default_target): Same.
4892 2010-02-01 Doug Kwan <dougkwan@google.com>
4894 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4895 first_output_text_section_.
4896 (Arm_exidx_fixup::first_output_text_section): New method definition.
4897 (Arm_exidx_fixup::first_output_text_section_): New data member.
4898 (Arm_exidx_fixup::process_exidx_section): Record the first text
4899 output section seen.
4900 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4901 and entsize in output section header.
4903 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4905 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4906 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
4907 (Arm_relocate_functions::thm_alu11): New Method.
4908 (Arm_relocate_functions::thm_pc8): New Method.
4909 (Arm_relocate_functions::thm_pc12): New Method.
4910 (Target_arm::Scan::local): Handle the relocations.
4911 (Target_arm::Scan::global): Likewise.
4912 (Target_arm::Relocate::relocate): Likewise.
4913 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
4915 2010-01-29 Doug Kwan <dougkwan@google.com>
4917 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
4918 of relocation types as ld.
4920 2010-01-29 Doug Kwan <dougkwan@google.com>
4922 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
4924 (Arm_relocate_functions::thumb_branch_common): Ditto.
4925 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
4926 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
4927 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
4928 Arm_relocate_functions::jump24): Remove.
4929 (Target_arm::Relocate::relocate): Adjust code to call
4930 Arm_relocation_functions::arm_branch_common and
4931 Arm_relocation_functions::thumb_branch_common instead of their removed
4932 wrappers. Merge switch-cases together to reduce source code size.
4934 2010-01-29 Doug Kwan <dougkwan@google.com>
4936 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
4937 output_local_symbol_count_needs_update_.
4938 (Arm_relobj::output_local_symbol_count_needs_update,
4939 Arm_relobj::set_output_local_symbol_count_needs_update,
4940 Arm_relobj::update_output_local_symbol_count): New methods.
4941 (Arm_relobj::output_local_symbol_count_needs_update_): New data
4943 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
4944 of pointed function as in a R_ARM_PREL31 relocation.
4945 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
4946 for output local symbol count updating.
4947 (Target_arm::do_relax): Update output local symbol counts in objects
4949 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
4951 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4953 * arm.cc: Added support for the ARM relocations:
4954 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
4955 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
4956 (Arm_relocate_functions::movw_rel_nc): Renamed (was
4958 (Arm_relocate_functions::movw_rel): New method.
4959 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
4960 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
4962 (Arm_relocate_functions::thm_movw_rel): New method.
4963 (Arm_relocate_functions::thm_movt_rel): Renamed (was
4965 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
4967 (Target_arm::Scan::global): Likewise.
4968 (Target_arm::Relocate::relocate): Likewise.
4969 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4972 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4974 * arm.cc: Added support for ARM group relocations.
4975 (Target_arm::reloc_needs_sym_origin): New method.
4976 (Arm_relocate_functions::calc_grp_kn): New method.
4977 (Arm_relocate_functions::calc_grp_residual): New method.
4978 (Arm_relocate_functions::calc_grp_gn): New method.
4979 (Arm_relocate_functions::arm_grp_alu): New Method.
4980 (Arm_relocate_functions::arm_grp_ldr): New Method.
4981 (Arm_relocate_functions::arm_grp_ldrs): New Method.
4982 (Arm_relocate_functions::arm_grp_ldc): New Method.
4983 (Target_arm::Scan::local): Handle the ARM group relocations.
4984 (Target_arm::Scan::global): Likewise.
4985 (Target_arm::Relocate::relocate): Likewise.
4986 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
4989 2010-01-26 Doug Kwan <dougkwan@google.com>
4991 * arm.cc (set): Include.
4992 (class Arm_exidx_fixup): Change type of last_input_section_ to const
4994 (Arm_output_section::Text_section_list): New type.
4995 (Arm_output_section::append_text_sections_to_list): New method.
4996 (Arm_output_section::fix_exidx_coverage): Ditto.
4997 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
4998 (Arm_relobj::convert_input_section_to_relaxed_section): Use
4999 Relobj::set_section_offset() instead of
5000 Sized_relobj::invalidate_section_offset().
5001 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5002 parameter for section headers. Ignore relocation sections for
5003 unallocated sections and EXIDX sections.
5004 (Target_arm::fix_exidx_coverage): New method.
5005 (Target_arm::output_section_address_less_than): New type.
5006 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5007 linked text section instead of the EXIDX section.
5008 (Arm_output_section::create_stub_group): Add an assertion to check
5009 that this is not an EXIDX output section.
5010 (Arm_output_section::append_text_sections_to_list): New method.
5011 (Arm_output_section::fix_exidx_coverage): Ditto.
5012 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5013 Arm_relobj::section_needs_reloc_stub_scanning.
5014 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5016 (Target_arm::fix_exidx_coverage): New method.
5017 * object.h (Relobj::set_output_section): New method.
5018 (Sized_relobj::invalidate_section_offset): Remove method.
5019 (Sized_relobj::do_invalidate_section_offset): Remove method.
5020 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5022 2010-01-25 Doug Kwan <dougkwan@google.com>
5024 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5025 Fix warning due to signed and unsigned comparison on a 32-bit host.
5027 2010-01-22 Doug Kwan <dougkwan@google.com>
5029 * arm.cc (Target_arm::do_relax): Record an output section for section
5030 offset adjustment it contains any stub table that has changed.
5031 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5032 offsets in an output section if necessary.
5033 * output.cc (Output_section::Output_section): Initialize
5034 section_offsets_need_adjustments_.
5035 (Output_section::add_input_section_for_script): Renamed to
5036 Output_section::add_simple_input_section.
5037 (Output_section::save_states): Add a comment.
5038 (Output_section::discard_states): New method defintion.
5039 (Output_section::adjust_section_offsets): Same.
5040 * output.h (Output_section::add_input_section_for_script): Renamed to
5041 Output_section::add_simple_input_section.
5042 (Output_section::discard_states): New method declaration.
5043 (Output_section::adjust_section_offsets): Same.
5044 (Output_section::section_offsets_need_adjustment,
5045 Output_section::set_section_offsets_need_adjustment): New method
5047 (Output_section::section_offsets_need_adjustment_): New data member.
5048 * script-sections.cc
5049 (Output_section_element_input::set_section_address): Adjust code for
5050 renaming of Output_section::add_input_section_for_script.
5051 (Orphan_output_section::set_section_address): Same.
5053 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5055 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5056 Fix_v4bx enum values .
5057 * gold/options.h (General_options): New option definitions.
5058 (General_options::fix_v4bx): New method.
5059 (General_options::Fix_v4bx): New enum.
5060 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5061 (General_options::parse_fix_v4bx_interworking): New method.
5063 2010-01-22 Doug Kwan <dougkwan@google.com>
5065 * arm.cc (Arm_exidx_fixup): New class.
5067 2010-01-21 Doug Kwan <dougkwan@google.com>
5069 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5071 (Arm_exidx_section_offset_map): New type.
5073 2010-01-21 Doug Kwan <dougkwan@google.com>
5075 * arm.cc (Arm_exidx_input_section): New class.
5076 (Arm_relobj::exidx_input_section_by_link,
5077 Arm_relobj::exidx_input_section_by_shndx,
5078 Arm_relobj::make_exidx_input_section): New methods.
5079 (read_arm_attributes_section): Remove.
5080 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5081 information about them.
5082 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5085 2010-01-20 Doug Kwan <dougkwan@google.com>
5087 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5088 Input_section_specifier to Section_id.
5089 (Target_arm::new_arm_input_section: Adjust code for change of key
5091 (Target_arm::find_arm_input_section): Ditto.
5092 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5093 (Section_id): Remove.
5094 (Garbage_collection::Section_id_hash): Remove.
5095 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5096 (Section_id): Remove.
5097 (Icf::Section_id_hash): Remove.
5098 * object.h (Section_id, Const_section_id, Section_id_hash,
5099 Const_section_id_hash): New type definitions.
5100 * output.cc (Output_section::add_relaxed_input_section): Change to
5101 use Const_section_id instead of Input_section_specifier as key type.
5102 (Output_section::add_merge_input_section): Ditto.
5103 (Output_section::build_relaxation_map): Change to use Section_id
5104 instead of Input_section_specifier as key type.
5105 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5107 (Output_section::convert_input_sections_to_relaxed_sections): Change
5108 to use Const_section_id instead of Input_section_specifier as key type.
5109 (Output_section::find_merge_section): Ditto.
5110 (Output_section::find_relaxed_input_section): Ditto.
5111 * output.h (Input_section_specifier): Remove class.
5112 (Output_section::Output_section_data_by_input_section_map): Change
5113 key type to Const_section_id.
5114 (Output_section::Output_relaxed_input_section_by_input_section_map):
5116 (Output_section::Relaxation_map): Change key type to Section_id.
5118 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5120 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5121 (class Arm_v4bx_stub): New class.
5122 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5123 (Stub_factory::make_arm_v4bx_stub): New method.
5124 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5125 (Stub_table::empty): Handle v4bx stubs.
5126 (Stub_table::add_arm_v4bx_stub): New method.
5127 (Stub_table::find_arm_v4bx_stub): New method.
5128 (Arm_relocate_functions::v4bx): New method.
5129 (Target_arm::fix_v4bx): New method.
5130 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5131 (Stub_table::relocate_stubs): Likewise.
5132 (Stub_table::do_write): Likewise.
5133 (Stub_table::update_data_size_and_addralign): Likewise.
5134 (Stub_table::finalize_stubs): Likewise.
5135 (Target_arm::Scan::local): Likewise.
5136 (Target_arm::Scan::global): Likewise.
5137 (Target_arm::do_finalize_sections): Likewise.
5138 (Target_arm::Relocate::relocate): Likewise.
5139 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5141 (Target_arm::scan_reloc_for_stub): Likewise.
5142 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5144 2010-01-19 Ian Lance Taylor <iant@google.com>
5146 * output.cc (Output_section_headers::do_sized_write): Write large
5147 segment count to sh_info field.
5148 (Output_file_header::do_sized_write): For large segment count,
5149 write PN_XNUM to e_phnum field.
5151 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5153 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5154 (Arm_relocate_functions::thm_jump8): New function.
5155 (Arm_relocate_functions::thm_jump11): New function.
5156 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5158 (Target_arm::Scan::global): Likewise.
5159 (Target_arm::Relocate::relocate): Likewise.
5160 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5163 2010-01-14 Doug Kwan <dougkwan@google.com>
5165 * arm.cc (map, utility): Include headers.
5166 (Target_arm::apply_cortex_a8_workaround): New method.
5167 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5168 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5169 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5170 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5171 the --[no-]fix-cortex-a8 command line options.
5172 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5173 (Target_arm::relocate_stub): Use addend in instruction template.
5174 * options.h (DEFINE_bool): Set the user-set flag.
5175 (General_options): Add --[no-]-fix-cortex options.
5176 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5177 : Update fast look-up map after conversion.
5179 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5181 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5182 in the first pass of do_layout.
5184 2010-01-13 Doug Kwan <dougkwan@google.com>
5186 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5187 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5188 apparent compiler problem of not folding static constant integral
5189 data members of elfcpp::Elf_sizes<32>.
5191 2010-01-13 Doug Kwan <dougkwan@google.com>
5193 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5194 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5195 Arm_relobj::scan_section_for_cortex_a8_erratum,
5196 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5197 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5198 sections to scan for relocation stubs into a new method
5199 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5200 relocation and Cortex-A8 stub scanning.
5201 (Target_arm::do_relax): Force stubs to be after stubbed sections
5202 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5203 the beginning of a new relaxation pass. Update a comment.
5204 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5206 2010-01-12 Ian Lance Taylor <iant@google.com>
5208 * target-reloc.h (visibility_error): New inline function.
5209 (relocate_section): Call visibility_error.
5210 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5211 (MOSTLYCLEANFILES): Likewise.
5212 (protected_4_pic.o, protected_3.err): New targets.
5213 * testsuite/protected_4.cc: New file.
5215 2010-01-12 Doug Kwan <dougkwan@google.com>
5217 * arm.cc (Cortex_a8_reloc): New class.
5218 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5219 and cortex_a8_relocs_info_.
5220 (Target_arm::fix_cortex_a8): New method definition.
5221 (Target_arm::Cortex_a8_relocs_info): New type.
5222 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5223 New data member declarations.
5224 (Target_arm::scan_reloc_for_stub): Record information about
5225 relocations for THUMB branches that might be exempted from the
5226 Cortex-A8 workaround.
5227 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5228 at the beginning of a relaxation pass.
5230 2010-01-12 Doug Kwan <dougkwan@google.com>
5232 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5233 (Arm_relobj::Mapping_symbol_position,
5234 Arm_reloj::Mapping_symbol_position_less,
5235 Arm_relobj::Mapping_symbols_info): New types.
5236 (Target_arm::is_mapping_symbol_name): New method definition.
5237 (Arm_relobj::do_count_local_symbols): Save information about mapping
5240 2010-01-11 Doug Kwan <dougkwan@google.com>
5242 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5243 Arm_relocate_functions::thumb32_branch_upper,
5244 Arm_relocate_functions::thumb32_branch_lower,
5245 Arm_relocate_functions::thumb32_cond_branch_offset,
5246 Arm_relocate_functions::thumb32_cond_branch_upper,
5247 Arm_relocate_functions::thumb32_cond_branch_lower,
5248 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5249 branch offset encoding.
5250 (Arm_relocate_functions::thumb_branch_common): Use new branch
5251 offset encoding methods to avoid code duplication.
5252 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5253 (Stub_addend_reader::operator()): Use new branch encoding method
5254 to avoid code duplication.
5256 2010-01-11 Doug Kwan <dougkwan@google.com>
5258 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5259 (Target_arm::do_finalize_sections): Define special EXIDX section
5260 symbols only if referenced.
5261 * gc.h (Garbage_collection::add_reference): New method.
5262 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5265 2010-01-11 Ian Lance Taylor <iant@google.com>
5267 * script.cc (Version_script_info::build_expression_list_lookup):
5268 Change complaing about duplicate wildcard match from error to
5271 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5273 (Version_script_info::Version_script_info): Initialize globs_,
5274 default_version_, default_is_global_, and exact_. Don't
5275 initialize globals_ or locals_.
5276 (Version_script_info::build_lookup_tables): Build local symbols
5278 (Version_script_info::unquote): New function.
5279 (Version_script_info::add_exact_match): New function.
5280 (Version_script_info::build_expression_list_lookup): Remove lookup
5281 parameter. Add is_global parameter. Change all callers. Handle
5282 wildcard pattern specially. Unquote pattern. Call
5284 (Version_script_info::get_name_to_match): New function.
5285 (Version_script_info::get_symbol_version): New function.
5286 (Version_script_info::get_symbol_version_helper): Remove.
5287 (Version_script_info::check_unmatched_names): Call unquote.
5288 * script.h (class Version_script_info): Change get_symbol_version
5289 to be non-inline and add is_global parameter; change all callers.
5290 Rewrite symbol_is_local. Update declarations. Define struct
5291 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5292 Remove globals_ and locals_ members. Add exact_, globs_,
5293 default_version_, is_global_.
5294 (Version_script_info::Glob): Remove pattern, add expression and
5295 is_global. Update constructor. Change all callers.
5296 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5298 (Versions::symbol_section_contents): If a symbol is undefined, or
5299 defined in a dynamic object, set the version index to
5301 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5303 (Symbol_table::add_from_pluginobj): Likewise.
5304 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5306 2010-01-11 Doug Kwan <dougkwan@google.com>
5308 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5309 (incremental_dump_LDADD): Add linking option for libintl.
5310 * Makefile.in: Regenerate.
5312 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5315 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5317 * testsuite/Makefile.in: Regenerated.
5319 2010-01-10 Doug Kwan <dougkwan@google.com>
5321 * options.h (DEFINE_var): Use parentheses around argument varname__
5322 in macro body to avoid any unintended subsequent substitutions.
5324 2010-01-10 Ian Lance Taylor <iant@google.com>
5326 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5327 candidates before doing symbol resolution.
5329 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5330 ODR candidates if only one is weak.
5332 2010-01-08 Ian Lance Taylor <iant@google.com>
5334 * script.cc (Version_script_info::build_expression_list_lookup):
5335 Don't warn about ambiguous version, just record the ambiguity.
5336 (Version_script_info::get_symbol_version_helper): Give error if
5337 version is ambiguous.
5339 2010-01-08 Doug Kwan <dougkwan@google.com>
5341 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5342 prev_data_size_ and prev_addralign_. Remove initializer for
5343 deleted data member has_been_changed_.
5344 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5345 to determine if the table is empty.
5346 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5348 (Stub_table::add_reloc_stub): Define method in class definition
5349 instead of just declaring it there.
5350 (Stub_table::add_cortex_a8_stub): New method definition.
5351 (Stub_table::update_data_size_and_addralign): Ditto.
5352 (Stub_table::finalize_stubs): Ditto.
5353 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5354 (Stub_table::do_addralign_): Return address alignment in the
5355 (Stub_table::do_reset_address_and_file_offset): Define method in
5356 class definition instead of declaring it there. Set current data
5357 size to be the data size of the previous pass.
5358 (Stub_table::set_final_data_size): Use current data size as the
5360 (Stub_table::relocate_stub): Change parameter type of stub from
5361 Reloc_stub pointer to Stub pointer.
5362 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5363 (Stub_table::Cortex_a8_stub_list): New typedef.
5364 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5365 Stub_table::prev_addralign_): New data member.
5366 (Arm_relobj::Arm_relobj): Initialize data member
5367 section_has_cortex_a8_workaround_.
5368 (Arm_relobj::section_has_cortex_a8_workaround,
5369 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5371 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5373 (Target_arm::relocate_stub): Change parameter type of stub from
5374 Reloc_stub pointer to Stub pointer.
5375 (Insn_template::size, Insn_template::alignment): Handle
5376 THUMB16_SPECIAL_TYPE.
5377 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5378 Stub_table::update_data_size_and_addralign,
5379 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5381 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5382 (Stub_table::do_write): Ditto.
5383 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5385 2010-01-08 Ian Lance Taylor <iant@google.com>
5388 * symtab.h (class Symbol): Remove fields is_target_special_ and
5389 has_plt_offset_. Add field is_defined_in_discarded_section_.
5390 (Symbol::is_defined_in_discarded_section): New function.
5391 (Symbol::set_is_defined_in_discarded_section): New function.
5392 (Symbol::has_plt_offset): Rewrite.
5393 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5394 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5395 Don't initialize is_target_special_ or has_plt_offset_.
5396 Initialize is_defined_in_discarded_section_.
5397 (Symbol_table::add_from_relobj): If appropriate, set
5398 is_defined_in_discarded_section.
5399 * resolve.cc (Symbol::override_base_with_special): Don't test
5400 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5401 * target-reloc.h (relocate_section): Do special handling for
5402 symbols defined in discarded sections for global symbols as well
5405 2010-01-08 Ian Lance Taylor <iant@google.com>
5407 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5408 the SHT_SYMTAB case.
5410 2010-01-08 Ian Lance Taylor <iant@google.com>
5412 * object.cc (Sized_relobj::do_layout): Don't get confused if
5413 layout_eh_frame returns NULL.
5415 2010-01-08 Ian Lance Taylor <iant@google.com>
5418 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5419 dynamic symbol table, use the normal symbol table.
5420 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5423 2010-01-08 Ian Lance Taylor <iant@google.com>
5426 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5429 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5431 * version.cc (print_version): Change to "Copyright 2010".
5433 2010-01-08 Ian Lance Taylor <iant@google.com>
5437 * i386.cc (class Target_i386): Change return type of plt_section
5439 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5440 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5441 tls_desc_rel_ field.
5442 (Output_data_plt_i386::rel_tls_desc): New function.
5443 (Target_i386::rel_tls_desc_section): New function.
5444 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5445 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5446 R_386_TLS_DESC reloc in rel_tls_desc_section.
5447 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5448 Define struct Tlsdesc_info.
5449 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5450 (Target_x86_64::do_reloc_symbol_index): New function.
5451 (Target_x86_64::add_tlsdesc_info): New function.
5452 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5453 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5455 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5457 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5458 (Target_x86_64::rela_tlsdesc_section): New function.
5459 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5461 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5462 (Target_x86_64::do_reloc_addend): New function.
5463 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5464 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5465 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5466 (Output_reloc::type): New function.
5467 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5468 (Output_reloc::is_target_specific): New function.
5469 (Output_reloc::target_arg): New function.
5470 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5471 absolute relocs and target specific relocs.
5472 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5473 add_target_specific.
5474 (class Output_data_reloc) [SHT_RELA]: Likewise.
5475 * output.cc (Output_reloc::Output_reloc): Add four new versions
5476 for absolute relocs and target specific relocs.
5477 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5478 (Output_reloc::get_symbol_index): Likewise.
5479 (Output_reloc::local_section_offset): Check that local_sym_index_
5480 is not TARGET_CODE or 0.
5481 (Output_reloc::symbol_value): Likewise.
5482 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5484 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5485 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5487 * layout.cc (add_target_dynamic_tags): Use output section for
5488 DT_PLTRELSZ and DT_JMPREL.
5490 2010-01-07 Ian Lance Taylor <iant@google.com>
5493 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5495 (class Output_data_reloc_generic): Define.
5496 (class Output_data_reloc_base): Change base class to
5497 Output_data_reloc_generic. Change add() method to call
5498 bump_relative_reloc_count for a relative reloc. Remove
5500 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5502 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5503 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5505 * layout.h (class Layout): Update declaration.
5507 2010-01-07 Ian Lance Taylor <iant@google.com>
5509 * output.h (class Output_data): Add const version of
5510 output_section and do_output_section.
5511 (class Output_section_data): Add const version of
5513 (class Output_section): Likewise.
5514 * layout.cc (Layout::add_target_dynamic_tags): New function.
5515 * layout.h (class Layout): Update declarations.
5516 * arm.cc (Target_arm::do_finalize_sections): Use
5517 add_target_dynamic_tags.
5518 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5519 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5520 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5521 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5523 2010-01-07 Ian Lance Taylor <iant@google.com>
5526 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5529 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5530 Ian Lance Taylor <iant@google.com>
5533 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5534 Xindex::read_symtab_xindex.
5536 2010-01-07 Doug Kwan <dougkwan@google.com>
5538 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5539 (Insn_template::thumb16_bcond_insn): New method declaration.
5540 (Insn_template): Fix spelling.
5541 (Stub::thumb16_special): New method declaration.
5542 (Stub::do_write): Define virtual method which was previously pure
5544 (Stub::do_thumb16_special): New method declaration.
5545 (Stub::do_fixed_endian_write): New template member.
5546 (Reloc_stub::do_write): Remove.
5547 (Reloc_stub::do_fixed_endian_write): Remove.
5548 (Cortex_a8_stub): New class definition.
5549 (Stub_factory::make_cortex_a8_stub): New method definition.
5550 (Stub_factory::Stub_factory): Add missing static storage class
5551 qualifier for elf32_arm_stub_a8_veneer_blx.
5553 2010-01-07 Ian Lance Taylor <iant@google.com>
5556 * options.h (class General_options): Add --warn-unresolved-symbols
5557 and --error-unresolved-symbols.
5558 * errors.cc (Errors::undefined_symbol): Implement
5559 --warn-unresolved-symbols.
5561 * options.h (class General_options): Add -z text and -z textoff.
5562 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5564 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5566 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5567 (Garbage_collection::cident_sections): New function.
5568 (Garbage_collection::add_cident_section): New function.
5569 (Garbage_collection::cident_sections_): New member.
5570 (gc_process_relocs): Add references to sections whose names are C
5572 * gold.h (cident_section_start_prefix): New constant.
5573 (cident_section_stop_prefix): New constant.
5574 (is_cident): New function.
5575 * layout.cc (Layout::define_section_symbols): Replace string constants
5576 with the newly defined constants.
5577 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5579 * testsuite/Makefile.am: Add gc_orphan_section_test.
5580 * testsuite/Makefile.in: Regenerate.
5581 * testsuite/gc_orphan_section_test.cc: New file.
5582 * testsuite/gc_orphan_section_test.sh: New file.
5584 2010-01-06 Ian Lance Taylor <iant@google.com>
5587 * options.h (class General_options): Add --warn-shared-textrel.
5588 * layout.cc (Layout::finish_dynamic_section): Implement
5589 --warn-shared-textrel.
5592 * options.h (class General_options): Add --warn-multiple-gp.
5594 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5596 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5597 $(THREADSLIB) and $(LIBDL).
5598 * Makefile.in: Rebuild.
5600 2010-01-06 Ian Lance Taylor <iant@google.com>
5603 * options.cc (General_options::parse_section_start): New function.
5604 (General_options::section_start): New function.
5605 (General_options::General_options): Initialize all members.
5606 * options.h: Include <map>
5607 (class General_options): Add --section-start. Add section_starts_
5609 * layout.cc (Layout::attach_allocated_section_to_segment): If
5610 --section-start was used, set the address of the segment. Remove
5611 local sort_sections.
5612 (Layout::relaxation_loop_body): If the address of the load segment
5613 has been set by --section-start, don't use it.
5614 * output.h (Output_segment::update_flags_for_output_section): New
5616 * output.cc (Output_segment::add_output_section): Call
5617 update_flags_for_output_section.
5619 2010-01-05 Ian Lance Taylor <iant@google.com>
5622 * options.h (class General_options): Add --undefined-version.
5623 * script.cc (struct Version_expression): Add was_matched_by_symbol
5625 (Version_script_info::matched_symbol): New function.
5626 (Version_script_info::get_symbol_version_helper): Call
5628 (Version_script_info::check_unmatched_names): New function.
5629 * script.h (class Version_script_info): Update declarations.
5630 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5632 * options.h (class General_options): Use DEFINE_bool_alias for
5633 allow_multiple_definition.
5634 * resolve.cc (Symbol_table::should_override): Don't test
5635 allow_multiple_definition.
5638 * options.h (class General_options): Add --cref.
5639 * main.cc (main): Print cref table if --cref. Don't close mapfile
5640 until after printing cref table.
5641 * cref.cc: Include "symtab.h".
5642 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5643 (Cref_table_compare::operator()): New function.
5644 (Cref_inputs::gather_cref): New function.
5645 (filecol): New static const.
5646 (Cref_inputs::print_cref): New function.
5647 (Cref::print_cref): New function.
5648 * cref.h: Include <cstdio>.
5649 (class Cref): Update declarations.
5650 * mapfile.h (Mapfile::file): New function.
5651 * object.h (class Object): Define Symbols. Declare virtual
5652 do_get_global_symbols.
5653 (Object::get_global_symbols): New function.
5654 * object.cc (Input_objects::add_object): Pass object to cref_ if
5656 (Input_objects::archive_start): Likewise.
5657 (Input_objects::archive_stop): Likewise.
5658 (Input_objects::print_cref): New function.
5659 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5660 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5662 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5664 * plugin.h (class Sized_pluginobj): Update declarations.
5666 2010-01-05 Ian Lance Taylor <iant@google.com>
5668 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5669 to is_default_version. Rename insdef to insdefault.
5670 (Symbol_table::add_from_relobj): Rename def to is_default_version
5671 and local to is_forced_local.
5672 (Symbol_table::add_from_pluginobj): Likewise.
5673 (Symbol_table::add_from_dynobj): Likewise.
5674 (Symbol_table::define_special_symbol): Rename insdef to
5677 2010-01-04 Ian Lance Taylor <iant@google.com>
5680 * options.h (class General_options): Add
5681 --allow-multiple-definition and -z muldefs.
5682 * resolve.cc (Symbol_table::should_override): Don't warn about a
5683 multiple symbol definition if --allow-multiple-definition or -z
5687 * options.h (class General_options): Add --add-needed and
5688 --copy-dt-needed-entries. Tweak --as-needed help entry.
5689 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5690 error if --copy-dt-needed-entries aka --add-needed is used and
5691 would cause a change in behaviour.
5694 * options.h (class General_options): Add -G as a short version of
5695 --shared. Add no-op options -assert, -g, and -i.
5697 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5699 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5700 check for .text or .gnu.linkonce.t sections.
5701 * icf.cc (Icf::find_identical_sections): Ditto.
5702 Change the detection for mangled function name within the section
5704 * icf.h (is_section_foldable_candidate): New function.
5706 2009-12-30 Ian Lance Taylor <iant@google.com>
5709 * options.h (class General_options): Permit two dashes with
5710 --retain-symbols-file.
5712 2009-12-30 Ian Lance Taylor <iant@google.com>
5715 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5716 don't put the file header and segment headers in the text
5720 * common.cc (Sort_commons::operator()): Stabilize sort when both
5722 (Symbol_table::do_allocate_commons_list): When allocating common
5723 symbols, skip a symbol which is no longer common.
5724 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5725 an object before checking its type.
5726 * testsuite/common_test_2.c: New file.
5727 * testsuite/common_test_3.c: New file.
5728 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5729 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5730 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5731 (common_test_2_pic.o, common_test_2.so): New targets.
5732 (common_test_3_pic.o, common_test_3.so): New targets.
5733 * testsuite/Makefile.in: Rebuild.
5736 * script.cc (read_input_script): If we see a new SECTIONS clause,
5737 and we have added an input section, give an error.
5738 * layout.h (class Layout): Add have_added_input_section function.
5739 Add have_added_input_section_ field.
5740 * layout.cc (Layout::Layout): Initialize
5741 have_added_input_section_.
5742 (Layout::layout): Set have_added_input_section_.
5743 (Layout::layout_eh_frame): Likewise.
5745 2009-12-30 Ian Lance Taylor <iant@google.com>
5748 * options.h (class General_options): Add --sort-common option.
5749 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5750 * common.cc (Sort_common): Add sort_order parameter to
5751 constructor. Add sort_order_ field.
5752 (Sort_commons::operator): Check sort_order_.
5753 (Symbol_table::allocate_commons): Determine the sort order.
5754 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5756 (Symbol_table::do_allocate_commons_list): Likewise.
5758 2009-12-30 Ian Lance Taylor <iant@google.com>
5761 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5762 symbols from this object, don't change the visibility of an
5764 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5766 2009-12-30 Ian Lance Taylor <iant@google.com>
5769 * script.h (class Version_script_info): Define Language enum.
5770 Update declarations. Define Glob, Exact, and Lookup types. Add
5771 new fields globals_, locals_, and is_finalized_.
5772 * script.cc: Various formatting fixes.
5773 (class Parser_closure): Change language_stack_ from a vector of
5774 std::string to one of Version_script_info::Language. Adjust all
5776 (class Lazy_demangler): Remove.
5777 (struct Version_expression): Change language from std::string to
5778 Version_script_info::Language.
5779 (Version_script_info::Version_script_info): New function.
5780 (Version_script_info::~Version_script_info): Don't call clear.
5781 (Version_script_info::finalize): New function.
5782 (Version_script_info::build_lookup_tables): New function.
5783 (Version_script_info::build_expression_list_lookup): New
5785 (Version_script_info::get_symbol_version_helper): Rewrite to use
5787 (Version_script_info::print_expression_list): Adjust to use
5788 Version_script_info::Language.
5789 (script_push_lex_into_version_mode): Check that the version script
5790 has not been finalized.
5791 (version_script_push_lang): Change language string to
5792 Version_script_info::Language.
5793 * options.cc (Command_line::version_script): New function.
5794 * options.h (class General_options): Add finalize_dynamic_list
5795 function. Change version_script from declaration to definition.
5796 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5797 * testsuite/version_script.map: Remove duplicate def of foo.
5798 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5800 * testsuite/Makefile.in: Rebuild.
5802 2009-12-30 Ian Lance Taylor <iant@google.com>
5805 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5806 if the input symbol index is 0, make the output symbol index 0.
5808 2009-12-30 Ian Lance Taylor <iant@google.com>
5811 * options.h (class General_options): Add -x/--discard-all.
5812 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5813 --discard-all. If the local symbol needs a dynamic entry, check
5814 that before handling --discard-locals.
5816 2009-12-30 Ian Lance Taylor <iant@google.com>
5819 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5821 (Output_segment::add_output_section): Don't change the flags if
5825 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5826 GNU hash table if they need a dynamic value. Otherwise, don't add
5827 them if they are defined in a dynamic object or are forced local.
5829 2009-12-29 Ian Lance Taylor <iant@google.com>
5832 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5833 .gnu.hash table for a 32-bit target.
5836 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5837 regular and a dynamic object only needs a dynamic symbol table
5838 entry if it is externally visible.
5841 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5842 constructor. Add global_offset_table_ field.
5843 (Target_i386::got_section): Set global_offset_table_.
5844 (Target_i386::do_finalize_sections): Set global_offset_table_
5846 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5847 in constructor. Add global_offset_table_ field.
5848 (Target_x86_64::got_section): Set global_offset_table_.
5849 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5852 * layout.cc (Layout::Layout): Initialize increase_relro_.
5853 (Layout::get_output_section): Add is_relro, is_last_relro, and
5854 is_first_non_relro parameters. Change all callers.
5855 (Layout::choose_output_section): Likewise.
5856 (Layout::add_output_section_data): Likewise.
5857 (Layout::make_output_section): Likewise.
5858 (Layout::set_segment_offsets): Clear increase_relro when using a
5860 * layout.h (class Layout): Add increase_relro method. Add
5861 increase_relro_ field. Update declarations.
5862 * output.cc (Output_section::Output_section): Initialize
5863 is_last_relro_ and is_first_non_relro_.
5864 (Output_segment::add_output_section): Group relro sections is
5865 do_sort is true. Handle is_last_relro and is_first_non_relro.
5866 (Output_segment::maximum_alignment): Remove relro handling.
5867 (Output_segment::set_section_addresses): Add increase_relro
5868 parameter. Change all callers. Add initial alignment to align
5869 relro sections on separate page. Remove old relro handling.
5870 (Output_segment::set_section_list_addresses): Remove in_relro
5871 parameter. Change all callers.
5872 (Output_segment::set_offset): Add increase parameter. Change all
5873 callers. Remove old relro handling.
5874 * output.h (class Output_section): Add new methods: is_last_relro,
5875 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5876 Add is_last_relro_ and is_first_non_relro_ fields.
5877 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5878 Create separate .got.plt section. Call increase_relro.
5879 * x86_64.cc (Target_x86_64::got_section): Likewise.
5880 * testsuite/relro_script_test.t: Add .got.plt.
5883 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5884 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5885 (Layout::finalize): Call set_dynamic_symbol_size.
5886 (Layout::set_dynamic_symbol_size): New function.
5887 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5888 set_dynamic_symbol_size.
5891 * output.h (class Output_section): Add is_entsize_zero_ field.
5892 * output.cc (Output_section::Output_section): Initialize
5894 (Output_section::set_entsize): If two different entsizes are
5895 requested, force it to zero.
5896 (Output_section::add_input_section): Set flags for .debug_str
5897 before updating section flags. Set entsize.
5898 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5899 and SHF_STRING if all input sections have those flags.
5901 2009-12-29 Rafael Espindola <espindola@google.com>
5903 * main.cc (main): Fix the sys time reporting.
5904 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
5907 2009-12-29 Sriraman Tallam <tmsriram@google.com>
5909 * options.cc (General_options::parse_version): Allow -v to exit
5910 without an error if there is nothing to link.
5912 2009-12-29 Ian Lance Taylor <iant@google.com>
5914 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
5915 using a version of gcc before 4.1.
5916 * configure: Rebuild.
5918 2009-12-28 Chris Demetriou <cgd@google.com>
5920 * attributes.cc (Output_attributes_section_data::do_write): Use
5921 std::vector::front rather than std::vector::data.
5923 2009-12-28 Ian Lance Taylor <iant@google.com>
5925 * symtab.h (class Symbol_table): Add enum Defined.
5926 * resolve.cc (Symbol_table::should_override): Add defined
5927 parameter. Change all callers. Test whether object is NULL
5928 before calling a method on it.
5929 (Symbol_table::report_resolve_problem): Add defined parameter.
5931 (Symbol_table::should_override_with_special): Likewise.
5932 * symtab.cc (Symbol_table::define_in_output_data): Add defined
5933 parameter. Change all callers.
5934 (Symbol_table::do_define_in_output_data): Likewise.
5935 (Symbol_table::define_in_output_segment): Likewise.
5936 (Symbol_table::do_define_in_output_segment): Likewise.
5937 (Symbol_table::define_as_constant): Likewise.
5938 (Symbol_table::do_define_as_constant): Likewise.
5939 * script.h (class Symbol_assignment): Add is_defsym parameter to
5940 constructor; change all callers.
5941 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
5942 parameter. Change all callers. Add is_defsym_ field.
5943 (class Parser_closure): Add parsing_defsym parameter to
5944 constructor; change all callers. Add parsing_defsym accessor
5945 function. Add parsing_defsym_ field.
5947 2009-12-28 Ian Lance Taylor <iant@google.com>
5949 * gold.cc (queue_middle_tasks): Fix formatting.
5950 * object.cc (Relobj::is_section_name_included): Likewise.
5952 2009-12-23 Ian Lance Taylor <iant@google.com>
5954 * i386.cc (Target_i386::do_calls_non_split): Recognize
5955 -fsplit-stack prologue for a function with a static chain.
5956 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
5957 -fsplit-stack prologue when using %r11.
5959 2009-12-21 Sriraman Tallam <tmsriram@google.com>
5961 * options.cc (General_options::parse_version): Make -v continue and do
5962 the link like GNU ld does.
5964 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
5966 * Makefile.am (CCFILES): Add timer.cc.
5967 (HFILES): Add timer.h.
5968 * configure.ac: Check for sysconf and times.
5969 * main.cc: include timer.h.
5970 (main): Use Timer instead of get_run_time.
5973 * workqueue.cc: include timer.h.
5974 (Workqueue::find_and_run_task):
5975 Report user, sys and wall time.
5976 * Makefile.in: Regenerate.
5977 * config.in: Regenerate.
5978 * configure: Regenerate.
5980 2009-12-16 Doug Kwan <dougkwan@google.com>
5982 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
5984 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
5985 relaxed input sections.
5986 * output.cc (Output_section::find_relaxed_input_section): Change
5987 return type to Output_relaxed_input_section pointer. Adjust code
5988 for new type of relaxed_input_section_map_.
5989 * output.h (Output_section::find_relaxed_input_section): Change
5990 return type to Output_relaxed_input_section pointer.
5991 (Output_section::Output_relaxed_input_section_by_input_section_map):
5993 (Output_section::relaxed_input_section_map_): Change type to
5994 Output_section::Output_relaxed_input_section_by_input_section_map.
5995 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
5998 2009-12-15 Ian Lance Taylor <iant@google.com>
6000 * layout.cc (Layout::create_shstrtab): Only write out after input
6001 sections if we are compressing debug sections.
6003 2009-12-15 Ian Lance Taylor <iant@google.com>
6005 * archive.cc (Archive::add_symbols): Only look up a symbol without
6006 a version if there is, in fact, a version.
6008 2009-12-14 Ian Lance Taylor <iant@google.com>
6010 Revert -Wshadow changes, all changes from:
6011 2009-12-11 Doug Kwan <dougkwan@google.com>
6012 2009-12-11 Nick Clifton <nickc@redhat.com>
6013 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6015 2009-12-11 Doug Kwan <dougkwan@google.com>
6017 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6019 * attributes.cc (Object_attribute::size): Ditto.
6020 (Attributes_section_data::size): Ditto.
6021 (Attributes_section_data::Attributes_section_data): Ditto.
6022 (Output_attributes_section_data::do_write): Ditto.
6023 * attributes.h (Object_attribute::set_type): Ditto.
6024 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6026 2009-12-11 Nick Clifton <nickc@redhat.com>
6028 * archive.cc: Fix shadowed variable warnings.
6030 * compressed_output.cc: Likewise.
6031 * compressed_output.h: Likewise.
6032 * configure: Likewise.
6033 * dwarf_reader.cc: Likewise.
6034 * dynobj.cc: Likewise.
6035 * dynobj.h: Likewise.
6036 * ehframe.cc: Likewise.
6037 * ehframe.h: Likewise.
6038 * errors.cc: Likewise.
6039 * expression.cc: Likewise.
6040 * fileread.cc: Likewise.
6041 * fileread.h: Likewise.
6042 * freebsd.h: Likewise.
6043 * i386.cc: Likewise.
6045 * incremental.h: Likewise.
6046 * layout.cc: Likewise.
6047 * layout.h: Likewise.
6048 * mapfile.cc: Likewise.
6049 * merge.cc: Likewise.
6050 * merge.h: Likewise.
6051 * object.cc: Likewise.
6052 * object.h: Likewise.
6053 * options.h: Likewise.
6054 * output.cc: Likewise.
6055 * output.h: Likewise.
6056 * parameters.cc: Likewise.
6057 * plugin.cc: Likewise.
6058 * powerpc.cc: Likewise.
6059 * reduced_debug_output.cc: Likewise.
6060 * reduced_debug_output.h: Likewise.
6061 * reloc.cc: Likewise.
6062 * reloc.h: Likewise.
6063 * resolve.cc: Likewise.
6064 * script-sections.cc: Likewise.
6065 * script.cc: Likewise.
6066 * script.h: Likewise.
6067 * sparc.cc: Likewise.
6068 * symtab.cc: Likewise.
6069 * symtab.h: Likewise.
6070 * target-select.cc: Likewise.
6071 * target-select.h: Likewise.
6072 * token.h: Likewise.
6073 * workqueue.cc: Likewise.
6074 * workqueue.h: Likewise.
6075 * x86_64.cc: Likewise.
6077 2009-12-10 Doug Kwan <dougkwan@google.com>
6079 * arm.cc (attributes.h): New include.
6080 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6081 (Arm_relobj::~Arm_relobj): Delete object pointed by
6082 attributes_section_data_.
6083 (Arm_relobj::attributes_section_data): New method definition.
6084 (Arm_relobj::attributes_section_data_): New data member declaration.
6085 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6086 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6087 attributes_section_data_.
6088 (Arm_dynobj::attributes_section_data): New method definition.
6089 (Arm_dynobj::attributes_section_data_): New data member declaration.
6090 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6091 initialization value of may_use_blx_ to false.
6092 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6093 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6094 object attributes to compute results instead of hard-coding.
6095 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6096 Target_arm::get_secondary_compatible_arch,
6097 Target_arm::set_secondary_compatible_arch
6098 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6099 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6100 New method declarations.
6101 (Target_arm::get_aeabi_object_attribute): New method definition.
6102 (Target_arm::attributes_section_data_): New data member declaration.
6103 (read_arm_attributes_section): New template definition.
6104 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6105 (Arm_dynobj::do_read_symbols): Ditto.
6106 (Target_arm::do_finalize_sections): Merge attributes sections from
6107 input. Check for BLX use after attributes section merging.
6108 Fix __exidx_start and __exidx_end visibility. Create an
6109 .ARM.attributes section if necessary.
6110 (Target_arm::get_secondary_compatible_arch,
6111 Target_arm::set_secondary_compatible_arch,
6112 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6113 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6114 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6115 New method definitions.
6117 2009-12-09 Ian Lance Taylor <iant@google.com>
6119 * plugin.cc (Plugin::load): Don't cast from void* to a function
6122 2009-12-09 Ian Lance Taylor <iant@google.com>
6124 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6127 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6129 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6130 Replace two_file_shared_1.so with two_file_shared_2.so.
6131 * testsuite/Makefile.in: Regenerated.
6133 2009-12-08 Doug Kwan <dougkwan@google.com>
6135 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6136 (HFILES): Add attributes.h and int_encoding.h.
6137 * Makefile.in: Regenerate.
6138 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6139 function definitions to int_encoding.cc
6140 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6141 prototypes to int_encoding.h
6142 * reduced_debug_output.cc (int_encoding.h): New include.
6143 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6144 function definitions to int_encoding.cc
6145 (insert_into_vector, read_from_pointer): Move template definitions to
6147 * attributes.cc: New file.
6148 * attributes.h: New file.
6149 * int_encoding.cc: New file.
6150 * int_encoding.h: New file.
6152 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6155 * incremental-dump.cc (dump_incremental_inputs): New.
6156 (main): Use dump_incremental_inputs.
6158 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6161 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6162 checking elfcpp::STT_FUNC.
6163 (Target_i386::Relocate::relocate): Likewise.
6164 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6166 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6167 symbols from shared libraries into normal FUNC symbols.
6169 * symtab.h (Symbol): Add is_func and use it.
6171 2009-12-05 Doug Kwan <dougkwan@google.com>
6173 * arm.cc (Target_arm::arm_info): Initialize new fields
6174 attributes_section and attributes_vendor.
6175 * i386.cc (Target_i386::i386_info): Same.
6176 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6177 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6178 fields attributes_section and attributes_vendor.
6179 * sparc.cc (Target_sparc::sparc_info): Same.
6180 * target.h (Target::attributes_section, Target::attributes_vendor,
6181 Target::is_attributes_section, Target::attribute_arg_type,
6182 Target::attributes_order): New method definitions.
6183 (Target::Target_info::attributes_section,
6184 Target::Target_info::attributes_vendor): New fields.
6185 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6186 virtual method definitions.
6187 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6188 attributes_section and attributes_vendor.
6189 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6191 2009-12-05 Doug Kwan <dougkwan@google.com>
6193 * arm.cc: Update comments about interworking and stub generation.
6194 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6195 considered as non-PIC.
6196 (Arm_relocate_functions::base_abs): Fix formatting.
6197 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6198 of function to use GOT entry address instead of offset.
6199 (Target_arm::Scan::global): Issue an error if a symbol would need a
6200 PLT does not get one because it is untyped. Remove code to create
6201 dynamic symbols for relative branches.
6202 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6203 takes unsigned integer instead of boolean.
6205 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6207 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6208 (two_file_test_LDADD): Likewise.
6209 (common_test_1_LDADD): Likewise.
6210 (exception_test_LDADD) Likewise.
6211 (weak_test_LDADD): Likewise.
6212 (many_sections_test_LDADD): Likewise.
6213 (initpri1_LDADD): Likewise.
6214 (script_test_1_LDADD): Likewise.
6215 (script_test_2_LDADD): Likewise.
6216 (justsyms_LDADD): Likewise.
6217 (binary_test_LDADD): Likewise.
6218 (large_LDADD): Likewise.
6219 * testsuite/Makefile.in: Regenerated.
6221 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6223 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6224 (Symbol_table::override_with_special): Likewise.
6225 (Symbol_table::add_from_object): Likewise.
6227 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6229 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6230 Don't set the data_offset twice.
6232 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6234 * testsuite/Makefile.in: Regenerate.
6236 2009-12-03 Doug Kwan <dougkwan@google.com>
6238 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6239 (Target_arm::do_finalize_sections): Add parameter for symbol table
6240 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6241 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6242 parameter for symbol table pointer.
6243 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6244 an additional parameter for a pointer to symbol table.
6245 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6246 parameter for a symbol table pointer.
6247 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6248 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6250 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6251 parameter for a symbol table pointer.
6253 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6255 * incremental.cc (Incremental_inputs_header)
6256 (Incremental_inputs_header_write, Incremental_inputs_entry)
6257 (Incremental_inputs_entry_write): Move ...
6258 * incremental.h (Incremental_inputs_header)
6259 (Incremental_inputs_header_write, Incremental_inputs_entry)
6260 (Incremental_inputs_entry_write): here.
6262 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6264 * incremental.cc (make_sized_incremental_binary): Set the target.
6265 Error if it is incompatible.
6266 * output.h (Output_file): Add filename method.
6268 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6270 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6271 from the get_* methods.
6273 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6275 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6276 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6277 Write 0 for the data_offset of scripts.
6279 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6281 * testsuite/Makefile.am: Add the incremental_test.sh test.
6282 * testsuite/incremental_test.sh: New.
6283 * testsuite/incremental_test_1.c: New.
6284 * testsuite/incremental_test_2.c: New.
6286 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6288 * incremental-dump.cc (main): Fix typos.
6290 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6293 * incremental-dump.cc (main): Use llu to print 64 bit values.
6295 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6296 H.J. Lu <hongjiu.lu@intel.com>
6298 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6300 (incremental_dump_LDADD): Likewise.
6301 * Makefile.in: Regenerated.
6303 2009-11-25 Doug Kwan <dougkwan@google.com>
6307 2009-11-25 Doug Kwan <dougkwan@google.com>
6309 * arm.cc (Target_arm::Target_arm): Move method definition
6310 outside of class definition. Add code to handle
6311 --target1-rel, --target1-abs and --target2= options.
6312 (Target_arm::get_reloc_reloc_type): Change method to be
6313 non-static and const.
6314 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6315 New data member declaration.
6316 (Target_arm::Scan::local, Target_arm::Scan::global,
6317 Target_arm::Relocate::relocate,
6318 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6319 Adjust call to Target_arm::get_real_reloc_type.
6320 (Target_arm::get_real_reloc_type): Use command line options
6321 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6322 * options.h (--target1-rel, --target1-abs, --target2): New
6325 2009-11-25 Doug Kwan <dougkwan@google.com>
6327 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6328 class definition. Add code to handle --target1-rel, --target1-abs
6329 and --target2= options.
6330 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6332 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6334 (Target_arm::Scan::local, Target_arm::Scan::global,
6335 Target_arm::Relocate::relocate,
6336 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6337 call to Target_arm::get_real_reloc_type.
6338 (Target_arm::get_real_reloc_type): Use command line options to
6339 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6340 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6343 2009-11-25 Doug Kwan <dougkwan@google.com>
6345 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6346 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6347 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6349 (Arm_relocate_functions::thm_call): Replace body with a call to
6350 Arm_relocate_functions::thumb_branch_common.
6351 (Arm_relocate_functions::thm_jump24,
6352 Arm_relocate_functions::thm_xpc22): New method definitions.
6353 (Arm_relocate_functions::thumb_branch_common): New method definition.
6354 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6356 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6357 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6359 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6361 * Makefile.am: Build incremental-dump
6362 * Makefile.in: Regenerate.
6363 * incremental-dump.cc: New.
6364 * incremental.cc (Incremental_inputs_header_data,
6365 Incremental_inputs_entry_data): Move to incremental.h
6366 * incremental.h: (Incremental_inputs_header_data,
6367 Incremental_inputs_entry_data): Move from incremental.cc
6369 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6371 * incremental.cc (Incremental_inputs_header,
6372 Incremental_inputs_header_write, Incremental_inputs_entry,
6373 Incremental_inputs_entry_write): Add a typedef with the data type.
6375 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6377 * incremental.cc (Incremental_inputs_header,
6378 Incremental_inputs_header_write, Incremental_inputs_entry,
6379 Incremental_inputs_entry_write): Update comment about which
6380 type has the filed descriptions.
6382 2009-11-15 Doug Kwan <dougkwan@google.com>
6384 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6385 (Arm_relocate_functions::arm_branch_common): Change method defintion
6386 in class definition to a method declaration and update list of formal
6388 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6389 Arm_relocation_functions::jump24): Adjust call to
6390 Arm_relocate_functions::arm_branch_common. Update list of formal
6392 (Arm_relocate_functions::xpc25): New method definition.
6393 (Arm_relocate_functions::arm_branch_common): Move method defintion
6394 out from class definition. Use stubs for mode-switching and extending
6396 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6397 specially. Change code to enable use of stubs in ARM branches.
6399 2009-11-10 Doug Kwan <dougkwan@google.com>
6401 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6402 in method declaration.
6403 (Target_arm::relocate_stub): New method declaration.
6404 (Target_arm::default_target): Change to return a pointer instead of
6406 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6407 Target_arm::default_target.
6408 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6410 (Target_arm::relocate_section): Adjust view.
6411 (Target_arm::relocate_stub): New method definition.
6413 2009-11-10 Doug Kwan <dougkwan@google.com>
6415 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6417 * incremental.cc (open_incremental_binary): Initialized local
6418 variables to avoid warnings.
6419 * object.cc (make_elf_object): Ditto.
6420 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6423 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6426 * testsuite/plugin_test.c: Include "config.h".
6428 2009-11-09 Doug Kwan <dougkwan@google.com>
6430 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6431 (arm_symbol_value): Remove.
6432 (Arm_relocate_functions::arm_branch_common,
6433 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6434 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6435 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6436 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6437 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6438 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6439 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6440 Arm_relocate_functions::thm_mobw_abs_nc,
6441 Arm_relocate_functions::thm_mov_abs,
6442 Arm_relocate_functions::movw_prel_nc,
6443 Arm_relocate_functions::thm_movt_abs,
6444 Arm_relocate_functions::movt_prel,
6445 Arm_relocate_functions::thm_movw_prel_nc,
6446 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6447 (Target_arm::Relocate::relocate): Only decompose address into two
6448 parts if relocation type uses the thumb-bit and pass the actual
6449 bit instead of a flag indicating that the thumb-bit is used. Adjust
6450 calls to methods in Arm_relocate_functions for this change.
6452 2009-11-08 Ian Lance Taylor <iant@google.com>
6455 * reloc.cc: Instantiate
6456 Sized_relobj::initialize_input_to_output_maps and
6457 Sized_relobj:free_input_to_output_maps.
6459 2009-11-06 Ian Lance Taylor <iant@google.com>
6462 * defstd.cc (in_segment): Set only_if_ref true for "end".
6464 2009-11-06 Doug Kwan <dougkwan@google.com>
6466 * arm.cc (class Reloc_stub): Correct a comment.
6467 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6468 (Target_arm::scan_section_for_stubs): New method declaration.
6469 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6470 Change methods from private to protected.
6471 (Target_arm::do_may_relax): New method definition.
6472 (Target_arm::do_relax, Target_arm::group_sections,
6473 Target_arm::scan_reloc_for_stub,
6474 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6475 (Target_arm::arm_input_section_map_): New data member declaration.
6476 (Target_arm::scan_reloc_for_stub,
6477 Target_arm::scan_reloc_section_for_stubs,
6478 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6479 Target_arm::do_relax): New method definitions.
6481 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6483 * configure.ac: Check for (struct stat)::st_mtim
6484 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6485 * config.in: Regenerate.
6486 * configure: Regenerate.
6488 2009-11-05 Ian Lance Taylor <iant@google.com>
6491 * output.cc (Output_segment::add_output_section): Add missing
6494 2009-11-04 Ian Lance Taylor <iant@google.com>
6497 * object.h (class Object): Add is_needed and set_is_needed
6498 methods. Add is_needed_ field. Make bool fields into bitfields.
6499 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6500 defined in a dynamic object and referenced by a regular object,
6501 set is_needed for the dynamic object.
6502 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6503 if the file is marked with as_needed and it is not needed.
6505 2009-11-04 Ian Lance Taylor <iant@google.com>
6508 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6509 tags if data is discarded by linker script.
6510 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6511 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6512 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6513 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6515 2009-11-04 Ian Lance Taylor <iant@google.com>
6517 * layout.cc (Layout::get_output_section): Add is_interp and
6518 is_dynamic_linker_section parameters. Change all callers.
6519 (Layout::choose_output_section): Likewise.
6520 (Layout::make_output_section): Likewise.
6521 (Layout::add_output_section_data): Add is_dynamic_linker_section
6522 parameter. Change all callers.
6523 * layout.h (class Layout): Update declarations.
6524 * output.h (class Output_section): Add is_interp, set_is_interp,
6525 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6526 Add is_interp_, is_dynamic_linker_section_ fields. Change
6527 generate_code_fills_at_write_ to a bitfield.
6528 * output.cc (Output_section::Output_sections): Initialize new
6530 (Output_segment::add_output_section): Add do_sort parameter.
6533 2009-11-03 Ian Lance Taylor <iant@google.com>
6536 * options.h (class General_options): Add --warn-common.
6537 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6538 merging two common symbols.
6539 (Symbol_table::should_override): Handle --warn-common when merging
6540 a common symbol with a defined symbol. Use report_resolve_problem
6541 for multiple definitions.
6542 (Symbol_table::report_resolve_problem): New function.
6543 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6545 2009-11-03 Doug Kwan <dougkwan@google.com>
6547 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6549 (Target_arm::stub_factory): New method definition.
6550 (Target_arm::new_arm_input_section,
6551 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6552 Target_arm::reloc_uses_thumb_bit): New method declarations.
6553 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6554 New type definitions.
6555 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6556 member declarations.
6557 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6558 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6559 New method definitions.
6561 2009-11-03 Ian Lance Taylor <iant@google.com>
6563 * options.h (class General_options): Add --warn_constructors.
6565 2009-11-03 Ian Lance Taylor <iant@google.com>
6568 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6569 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6571 2009-11-03 Ian Lance Taylor <iant@google.com>
6574 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6575 --msgid-bugs-address.
6576 (install-pdf): New target.
6577 (install-data_yes): Look up one directory to find mkinstalldirs.
6579 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6581 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6584 2009-10-30 Doug Kwan <dougkwan@google.com>
6586 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6588 2009-10-30 Doug Kwan <dougkwan@google.com>
6590 * arm.cc (Stub_addend_reader): New struct template definition
6591 and partial specializations.
6592 (Stub_addend_reader::operator()): New method definition for a
6593 partially specialized template.
6595 2009-10-30 Doug Kwan <dougkwan@google.com>
6597 * arm.cc (Arm_relobj::processor_specific_flags): New method
6599 (Arm_relobj::do_read_symbols): New method declaration.
6600 (Arm_relobj::processor_specific_flags_): New data member declaration.
6601 (Arm_dynobj): New class definition.
6602 (Target_arm::do_finalize_sections): Add input_objects parameter.
6603 (Target_arm::do_adjust_elf_header): New method declaration.
6604 (Target_arm::are_eabi_versions_compatible,
6605 (Target_arm::merge_processor_specific_flags): New method declaration.
6606 (Target_arm::do_make_elf_object): New overloaded method definitions
6608 (Arm_relobj::do_read_symbols): New method definition.
6609 (Arm_dynobj::do_read_symbols): Ditto.
6610 (Target_arm::do_finalize_sections): Add input_objects parameters.
6611 Merge processor-specific flags from all input objects.
6612 (Target_arm::are_eabi_versions_compatible,
6613 Target_arm::merge_processor_specific_flags,
6614 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6615 New method definitions.
6616 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6617 Input_objects pointer type parameter.
6618 * layout.cc (Layout::finalize): Pass input objects to target's.
6619 finalize_sections function.
6620 * output.cc (Output_file_header::do_sized_write): Set ELF file
6621 header's processor-specific flags.
6622 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6623 Input_objects pointer type parameter.
6624 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6625 * target.h (Input_objects): New forward class declaration.
6626 (Target::processor_specific_flags,
6627 Target::are_processor_specific_flags_sect): New method definitions.
6628 (Target::finalize_sections): Add input_objects parameter.
6629 (Target::Target): Initialize processor_specific_flags_ and
6630 are_processor_specific_flags_set_.
6631 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6633 (Target::set_processor_specific_flags): New method definition.
6634 (Target::processor_specific_flags_,
6635 Target::are_processor_specific_flags_set_): New data member
6637 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6638 Input_objects pointer type parameter.
6640 2009-10-30 Doug Kwan <dougkwan@google.com>
6642 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6644 2009-10-28 Ian Lance Taylor <iant@google.com>
6646 * object.h (class Relobj): Drop options parameter from
6647 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6648 do_scan_relocs, do_relocate. Change all callers.
6649 (class Sized_relobj): Drop options parameters from
6650 do_gc_process_relocs, do_scan_relocs, do_relocate,
6651 do_relocate_sections, relocate_sections, emit_relocs_scan,
6652 emit_relocs_scan_reltype. Change all callers.
6653 (struct Relocate_info): Remove options field and all references to
6655 * reloc.h (class Read_relocs): Remove options constructor
6656 parameter and options_ field. Change all callers.
6657 (class Gc_process_relocs, class Scan_relocs): Likewise.
6658 (class Relocate_task): Likewise.
6659 * target-reloc.h (scan_relocs): Remove options parameter. Change
6661 (scan_relocatable_relocs): Likewise.
6662 * target.h (class Sized_target): Remove options parameter from
6663 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6665 * gc.h (gc_process_relocs): Remove options parameter. Change all
6667 * arm.cc: Update functions to remove options parameters.
6668 * i386.cc: Likewise.
6669 * powerpc.cc: Likewise.
6670 * sparc.cc: Likewise.
6671 * x86_64.cc: Likewise.
6672 * testsuite/testfile.cc: Likewise.
6674 2009-10-28 Doug Kwan <dougkwan@google.com>
6676 * arm.cc (Arm_relobj): New class definition.
6677 (Arm_relobj::scan_sections_for_stubs,
6678 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6679 New method definitions.
6681 2009-10-28 Cary Coutant <ccoutant@google.com>
6683 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6684 (Plugin::cleanup_done_): New member.
6685 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6686 (Plugin_manager::cleanup_done_): Remove.
6687 (Plugin_manager::add_input_file): Edit error message.
6688 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6689 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6691 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6693 * fileread.cc: (File_read::View::~View): Use the new
6694 data_ownership_ filed.
6695 (File_read::~File_read): Dispose the new whole_file_view_.
6696 (File_read::open): Mmap the whole file if needed.
6697 (File_read::open): Use whole_file_view_ instead of contents_.
6698 (File_read::find_view): Use whole_file_view_ if applicable.
6699 (File_read::do_read): Use whole_file_view_ instead of contents_.
6700 (File_read::make_view): Use whole_file_view_ instead of contents_,
6701 update File_read::View::View call.
6702 (File_read::find_or_make_view): Update File_read::View::View
6704 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6706 (File_read::View::Data_ownership): New enum.
6707 (File_read::View::View): Replace bool mapped_ with Data_ownership
6709 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6710 (File_read::View::data_ownership_): New field.
6711 (File_read::contents_): Remove (replaced by whole_file_view_).
6712 (File_read::whole_file_view_): New field.
6713 * options.h (class General_options): Add --keep-files-mapped.
6715 2009-10-27 Cary Coutant <ccoutant@google.com>
6717 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6718 * testsuite/Makefile.am (plugin_test_5): New test case.
6719 * testsuite/Makefile.in: Regenerate.
6721 2009-10-25 Doug Kwan <dougkwan@google.com>
6723 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6724 from private to protected to allow access by child class.
6725 (Sized_relobj::do_relocate_sections): New method declaration.
6726 (Sized_relobj::relocate_sections): Virtualize.
6727 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6728 Sized_relobj::relocate_sections. Instantiate template explicitly
6729 for different target sizes and endianity.
6731 2009-10-24 Doug Kwan <dougkwan@google.com>
6733 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6734 (Arm_input_section::as_arm_input_section): New method.
6735 (Arm_output_section): New class definition.
6736 (Arm_output_section::create_stub_group,
6737 Arm_output_section::group_sections): New method definitions.
6739 2009-10-22 Doug Kwan <dougkwan@google.com>
6741 * arm.cc (Arm_input_section): New class definition.
6742 (Arm_input_section::init, Arm_input_section:do_write,
6743 Arm_input_section::set_final_data_size,
6744 Arm_input_section::do_reset_address_and_file_offset): New method
6747 2009-10-21 Doug Kwan <dougkwan@google.com>
6749 * arm.cc (Stub_table, Arm_input_section): New forward class
6751 (Stub_table): New class defintion.
6752 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6753 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6754 New method definition.
6756 2009-10-21 Doug Kwan <dougkwan@google.com>
6758 * arm.cc: Update copyright comments.
6759 (Target_arm): New forward class template declaration.
6760 (Arm_address): New type.
6761 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6762 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6763 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6765 (Insn_template): Same.
6766 (DEF_STUBS): New macro.
6767 (Stub_type): New enum type.
6768 (Stub_template): New class definition.
6771 (Stub_factory): Same.
6772 (Target_arm::Target_arm): Initialize may_use_blx_ and
6773 should_force_pic_veneer_.
6774 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6775 Target_arm::should_force_pic_veneer,
6776 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6777 Target_arm::using_thumb_only, Target_arm:;default_target): New
6779 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6780 New data member declarations.
6781 (Insn_template::size, Insn_template::alignment): New method defintions.
6782 (Stub_template::Stub_template): New method definition.
6783 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6784 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6785 (Stub_factory::Stub_factory): New method definition.
6786 * gold.h (string_hash): New template.
6787 * output.h (Input_section_specifier::hash_value): Use
6789 (Input_section_specifier::string_hash): Remove.
6790 * stringpool.cc (Stringpool_template::string_hash): Use
6793 2009-10-20 Doug Kwan <dougkwan@google.com>
6795 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6796 symbols of relaxed input sections.
6797 * output.h (Output_section::find_relaxed_input_section): Make
6800 2009-10-16 Doug Kwan <dougkwan@google.com>
6802 * dynobj.cc (Versions::Versions): Initialize version_script_.
6803 Only insert base version symbol definition for a shared object
6804 if version script defines any version versions.
6805 (Versions::define_base_version): New method definition.
6806 (Versions::add_def): Check that base version is not needed.
6807 (Versions::add_need): Define base version lazily.
6808 * dynobj.h (Versions::define_base_version): New method declaration.
6809 (Versions::needs_base_version_): New data member declaration.
6810 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6811 (check_DATA): Add no_version_test.stdout.
6812 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6814 * testsuite/Makefile.in: Regenerate.
6815 * testsuite/no_version_test.c: New file.
6816 * testsuite/no_version_test.sh: Ditto.
6818 2009-10-16 Doug Kwan <dougkwan@google.com>
6820 * expression.cc (class Segment_start_expression): New class definition.
6821 (Segment_start_expression::value): New method definition.
6822 (script_exp_function_segment_start): Return a new
6823 Segment_start_expression.
6824 * gold/script-c.h (script_saw_segment_start_expression): New function
6826 * script-sections.cc (Script_sections::Script_sections): Initialize
6827 SAW_SEGMENT_START_EXPRESSION_ to false.
6828 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6829 and -Tbbs options to specify section addresses if given in
6830 command line and no SEGMENT_START expression is seen in a script.
6831 * script-sections.h (Script_sections::saw_segment_start_expression,
6832 Script_sections::set_saw_segment_start_expression): New method
6834 (Script_sections::saw_segment_start_expression_): New data member
6836 * script.cc (script_saw_segment_start_expression): New function.
6837 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6838 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6839 script_test_7.sh and script_test_8.sh.
6840 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6841 script_test_8.stdout.
6842 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6843 (script_test_6, script_test_6.stdout, script_test_7,
6844 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6845 * Makefile.in: Regenerate.
6846 * testsuite/script_test_6.sh: New file.
6847 * testsuite/script_test_6.t: Same.
6848 * testsuite/script_test_7.sh: Same.
6849 * testsuite/script_test_7.t: Same.
6850 * testsuite/script_test_8.sh: Same.
6852 2009-10-16 Doug Kwan <dougkwan@google.com>
6854 * output.cc (Output_segment::set_section_list_address): Cast
6855 expressions to unsigned long long type to avoid format warnings.
6857 2009-10-15 Ian Lance Taylor <iant@google.com>
6859 * script.cc (Script_options::add_symbol_assignment): Always add a
6860 dot assignment to script_sections_.
6861 * script-sections.cc (Script_sections::add_dot_assignment):
6862 Initialize if necessary.
6864 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6865 program headers with no load segment if there is a linker script.
6867 * layout.cc (Layout::set_segment_offsets): Align the file offset
6868 to the segment aligment for -N or -n with no load segment.
6869 * output.cc (Output_segment::add_output_section): Don't crash if
6870 the first section is a TLS section.
6871 (Output_segment::set_section_list_addresses): Print an error
6872 message if the address moves backward in a linker script.
6873 * script-sections.cc
6874 (Output_section_element_input::set_section_addresses): Don't
6875 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6876 (Orphan_output_section::set_section_addresses): Likewise.
6878 2009-10-15 Doug Kwan <dougkwan@google.com>
6880 * layout.cc (Layout::finish_dynamic_section): Generate tags
6881 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6882 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6883 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6885 2009-10-14 Ian Lance Taylor <iant@google.com>
6887 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6889 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6890 data_shdr fields of relinfo.
6891 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6892 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6893 R_386_TLS_LDO_32, adjust based on section flags.
6894 (Target_i386::Relocate::fix_up_ldo): Remove.
6896 2009-10-13 Ian Lance Taylor <iant@google.com>
6898 Add support for -pie.
6899 * options.h (class General_options): Add -pie and
6901 (General_options::output_is_position_independent): Test -pie.
6902 (General_options::output_is_executable): Return true if not shared
6903 and not relocatable.
6904 (General_options::output_is_pie): Remove.
6905 * options.cc (General_options::finalize): Reject incompatible uses
6907 * gold.cc (queue_middle_tasks): A -pie link is not static.
6908 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
6909 * symtab.cc (Symbol::final_value_is_known): Return false if
6910 output_is_position_independent.
6911 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
6912 output_is_position_independent.
6913 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
6914 output_is_position_independent.
6915 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
6916 output_is_position_independent.
6917 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
6919 (basic_pie_test.o, basic_pie_test): New targets.
6920 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
6921 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
6922 (two_file_pie_test): New target.
6923 * testsuite/Makefile.in: Rebuild.
6924 * README: Remove note saying that -pie is not supported.
6926 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6928 * options.h (class General_options): Add -init and -fini.
6929 * layout.cc (Layout::finish_dynamic_section): Emit
6930 given init and fini functions.
6932 2009-10-13 Sriraman Tallam <tmsriram@google.com>
6934 * gc.h (gc_process_relocs): Check if icf is enabled using new
6936 * gold.cc (queue_initial_tasks): Likewise.
6937 (queue_middle_tasks): Likewise.
6938 * object.cc (do_layout): Likewise.
6939 * symtab.cc (is_section_folded): Likewise.
6940 * main.cc (main): Likewise.
6941 * reloc.cc (Read_relocs::run): Likewise.
6942 (Sized_relobj::do_scan_relocs): Likewise.
6943 * icf.cc (is_function_ctor_or_dtor): New function.
6944 (Icf::find_identical_sections): Check if function is ctor or dtor when
6946 * options.h (General_options::icf): Change option to be an enum.
6947 (Icf_status): New enum.
6948 (icf_enabled): New method.
6949 (icf_safe_folding): New method.
6950 (set_icf_status): New method.
6951 (icf_status_): New variable.
6952 * (options.cc) (General_options::finalize): Set icf_status_.
6953 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
6954 icf_test and icf_keep_unique_test to use the --icf enum flag.
6955 * testsuite/icf_safe_test.sh: New file.
6956 * testsuite/icf_safe_test.cc: New file.
6958 2009-10-12 Sriraman Tallam <tmsriram@google.com>
6960 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
6961 includes to gc.h and icf.h.
6962 * arm.cc: Include gc.h.
6963 * gold.cc: Likewise.
6964 * i386.cc: Likewise.
6965 * powerpc.cc: Likewise.
6966 * sparc.cc: Likewise.
6967 * x86_64.cc: Likewise.
6968 * gc.h: Include icf.h.
6970 2009-10-11 Ian Lance Taylor <iant@google.com>
6972 * plugin.cc: Include "gold.h" before other header files.
6974 2009-10-10 Chris Demetriou <cgd@google.com>
6976 * options.h (Input_file_argument::Input_file_type): New enum.
6977 (Input_file_argument::is_lib_): Replace with...
6978 (Input_file_argument::type_): New member.
6979 (Input_file_argument::Input_file_argument): Take Input_file_type
6980 'type' rather than boolean 'is_lib' as second argument.
6981 (Input_file_argument::is_lib): Use type_.
6982 (Input_file_argument::is_searched_file): New function.
6983 (Input_file_argument::may_need_search): Handle is_searched_file.
6984 * options.cc (General_options::parse_library): Support -l:filename.
6985 (General_options::parse_just_symbols): Update for Input_file_argument
6987 (Command_line::process): Likewise.
6988 * archive.cc (Archive::get_file_and_offset): Likewise.
6989 * plugin.cc (Plugin_manager::release_input_file): Likewise.
6990 * script.cc (read_script_file, script_add_file): Likewise.
6991 * fileread.cc (Input_file::Input_file): Likewise.
6992 (Input_file::will_search_for): Handle is_searched_file.
6993 (Input_file::open): Likewise.
6994 * readsyms.cc (Read_symbols::get_name): Likewise.
6995 * testsuite/Makefile.am (searched_file_test): New test.
6996 * testsuite/Makefile.in: Regenerate.
6997 * testsuite/searched_file_test.cc: New file.
6998 * testsuite/searched_file_test_lib.cc: New file.
7000 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7001 Ian Lance Taylor <iant@google.com>
7003 * descriptor.cc: Include <cstdio> and "binary-io.h".
7004 (Descriptors::open): Open the files in binary mode always.
7005 * script.cc (Lex::get_token): Treat \r as whitespace.
7007 2009-10-09 Ian Lance Taylor <iant@google.com>
7009 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7011 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7012 Ian Lance Taylor <iant@google.com>
7014 * configure.ac: Check for readv function also.
7015 * fileread.cc (readv): Define if not HAVE_READV.
7016 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7018 * config.in: Regenerate.
7019 * configure: Regenerate.
7021 2009-10-09 Doug Kwan <dougkwan@google.com>
7023 * layout.cc (Layout::make_output_section): Call target hook to make
7024 ordinary output section.
7025 (Layout::finalize): Adjust parameter list of call the
7026 Target::may_relax().
7027 * layout.h (class Layout::section_list): New method.
7028 * merge.h (Output_merge_base::entsize): Change visibility to public.
7029 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7031 (Output_merge_string::do_is_string): New method.
7032 * object.cc (Sized_relobj::do_setup): renamed from
7033 Sized_relobj::set_up.
7034 * object.h (Sized_relobj::adjust_shndx,
7035 Sized_relobj::initializ_input_to_output_maps,
7036 Sized_relobj::free_input_to_output_maps): Change visibilities to
7038 (Sized_relobj::setup): Virtualize.
7039 (Sized_relobj::do_setup): New method declaration.
7040 (Sized_relobj::invalidate_section_offset,
7041 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7042 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7043 * options.cc (parse_int): New function.
7044 * options.h (parse_int): New declaration.
7045 (DEFINE_int): New macro.
7046 (stub_group_size): New option.
7047 * output.cc (Output_section::Output_section): Initialize memebers
7048 merge_section_map_, merge_section_by_properties_map_,
7049 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7050 (Output_section::add_input_section): Handled deferred code-fill
7051 generation and remove an old comment.
7052 (Output_section::add_relaxed_input_section): New method definition.
7053 (Output_section::add_merge_input_section): Use merge section by
7054 properties map to speed to search. Update merge section maps
7056 (Output_section::build_relaxation_map): New method definition.
7057 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7059 (Output_section::relax_input_section): Renamed to
7060 Output_section::convert_input_sections_to_relaxed_sections and change
7061 interface to take a vector of pointers to relaxed sections.
7062 (Output_section::find_merge_section,
7063 Output_section::find_relaxed_input_section): New method definitions.
7064 (Output_section::is_input_address_mapped,
7065 Output_section::output_offset, Output_section::output_address):
7066 Use output section data maps to speed up searching.
7067 (Output_section::find_starting_output_address): Add comments.
7068 (Output_section::do_write,
7069 Output_section::write_to_postprocessing_buffer): Do code-fill
7070 generation as appropriate.
7071 (Output_section::get_input_sections): Invalidate relaxed input section
7073 (Output_section::restore_states): Adjust type of checkpoint .
7074 Invalidate relaxed input section map.
7075 * output.h (Output_merge_base): New class declaration.
7076 (Input_section_specifier): New class defintion.
7077 (class Output_relaxed_input_section) Change base class to
7078 Output_section_data_build.
7079 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7080 base class initializer.
7081 (Output_section::add_relaxed_input_section): New method declaration.
7082 (Output_section::Input_section): Change visibility to protected.
7083 (Output_section::Input_section::relobj,
7084 Output_section::Input_section::shndx): Handle relaxed input sections.
7085 Output_section::input_sections) Change visibility to protected. Also
7086 define overload to return a non-const pointer.
7087 (Output_section::Merge_section_properties): New class defintion.
7088 (Output_section::Merge_section_by_properties_map,
7089 Output_section::Output_section_data_by_input_section_map,
7090 Output_section::Relaxation_map): New types.
7091 (Output_section::relax_input_section): Rename method to
7092 Output_section::convert_input_sections_to_relaxed_sections and change
7093 interface to take a vector of relaxed section pointers.
7094 (Output_section::find_merge_section,
7095 Output_section::find_relaxed_input_section,
7096 Output_section::build_relaxation_map,
7097 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7098 New method declarations.
7099 (Output_section::merge_section_map_
7100 Output_section::merge_section_by_properties_map_,
7101 Output_section::relaxed_input_section_map_,
7102 Output_section::is_relaxed_input_section_map_valid_,
7103 Output_section::generate_code_fills_at_write_): New data members.
7104 * script-sections.cc
7105 (Output_section_element_input::set_section_addresses): Call
7106 current_data_size and addralign methods of relaxed input sections.
7107 (Orphan_output_section::set_section_addresses): Call current_data_size
7108 and addralign methods of relaxed input sections.
7109 * symtab.cc (Symbol_table::compute_final_value): Extract template
7110 from the body of Symbol_table::sized_finalize_symbol.
7111 (Symbol_table::sized_finalized_symbol): Call
7112 Symbol_table::compute_final_value.
7113 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7114 (Symbol_table::compute_final_value): New templated method declaration.
7115 * target.cc (Target::do_make_output_section): New method defintion.
7116 * target.h (Target::make_output_section): New method declaration.
7117 (Target::relax): Add more parameters for input objects, symbol table
7118 and layout. Adjust call to do_relax.
7119 (Target::do_make_output_section): New method declaration.
7120 (Target::do_relax): Add parameters for input objects, symbol table
7123 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7125 * pread.c: Include stdio.h.
7127 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7129 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7132 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7134 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7135 Change read_shndx type to unsigned int.
7136 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7138 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7139 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7140 Change read_shndx type to unsigned int.
7141 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7143 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7144 * layout.cc (Layout::create_symtab_sections): Cast the result of
7145 local_symcount * symsize to off_t in the gold_assert.
7147 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7149 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7150 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7152 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7153 (Arm_relocate_functions::thm_abs5): New function.
7154 (Arm_relocate_functions::abs12): New function.
7155 (Arm_relocate_functions::abs16): New function.
7156 (Arm_relocate_functions::base_abs): New function.
7157 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7158 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7159 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7161 (Scan::global): Likewise.
7162 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7163 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7164 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7165 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7168 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7170 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7171 (Arm_relocate_functions::movt_prel): New function.
7172 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7173 (Arm_relocate_functions::thm_movt_prel): New function.
7174 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7175 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7176 (Scan::global, Relocate::relocate): Likewise.
7177 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7179 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7181 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7182 Incremental_checker.
7183 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7185 (class Incremental_inputs_header): New class.
7186 (Incremental_inputs_header_writer): Edit comment.
7187 (Incremental_inputs_entry): New class.
7188 (Incremental_inputs_entry_writer): Edit comment.
7189 (Sized_incremental_binary::do_find_incremental_inputs_section):
7190 Add *strtab_shndx parameter, fill it.
7191 (Sized_incremental_binary::do_check_inputs): New method.
7192 (Incremental_checker::can_incrementally_link_output_file): Use
7193 Sized_incremental_binary::check_inputs.
7194 (Incremental_inputs::report_command_line): Save command line in
7197 (Incremental_binary::find_incremental_inputs_section): New
7199 (Incremental_binary::do_find_incremental_inputs_section): Add
7200 strtab_shndx parameter.
7201 (Incremental_binary::do_check_inputs): New pure virtual method.
7202 (Sized_incremental_binary::do_check_inputs): Declare.
7203 (Incremental_checker::Incremental_checker): Add incremental_inputs
7204 parameter, use it to initialize incremental_inputs_.
7205 (Incremental_checker::incremental_inputs_): New field.
7206 (Incremental_checker::command_line): New method.
7207 (Incremental_checker::inputs): New method.
7208 (Incremental_checker::command_line_): New field.
7210 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7212 * incremental.cc: Include <cstdarg> and "target-select.h".
7213 (vexplain_no_incremental): New function.
7214 (explain_no_incremental): New function.
7215 (Incremental_binary::error): New method.
7216 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7218 (make_sized_incremental_binary): New function.
7219 (open_incremental_binary): New function.
7220 (can_incrementally_link_file): Add checks if output is ELF and has
7222 * incremental.h: Include "elfcpp_file.h" and "output.h".
7223 (Incremental_binary): New class.
7224 (Sized_incremental_binary): New class.
7225 (open_incremental_binary): Declare.
7226 * object.cc (is_elf_object): Use
7227 elfcpp::Elf_recognizer::is_elf_file.
7228 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7229 * output.h (Output_file::filesize): New method.
7231 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7233 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7235 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7236 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7238 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7240 (Arm_relocate_functions::movw_abs_nc): New function.
7241 (Arm_relocate_functions::movt_abs): New function.
7242 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7243 (Arm_relocate_functions::thm_movt_abs): New function.
7244 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7245 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7246 (Scan::global): Likewise.
7247 (Relocate::relocate): Likewise.
7248 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7250 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7252 * arm.cc (Arm_relocate_functions::got_prel) New function.
7253 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7254 (Relocate::relocate): Likewise.
7255 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7257 2009-10-06 Ian Lance Taylor <iant@google.com>
7259 * options.h (class General_options): Define
7260 split_stack_adjust_size parameter.
7261 * object.h (class Object): Add uses_split_stack_ and
7262 has_no_split_stack_ fields. Add uses_split_stack and
7263 has_no_split_stack accessor functions. Declare
7264 handle_split_stack_section.
7265 (class Reloc_symbol_changes): Define.
7266 (class Sized_relobj): Define Function_offsets. Declare
7267 split_stack_adjust, split_stack_adjust_reltype, and
7269 * object.cc (Object::handle_split_stack_section): New function.
7270 (Sized_relobj::do_layout): Call handle_split_stack_section.
7271 * dynobj.cc (Sized_dynobj::do_layout): Call
7272 handle_split_stack_section.
7273 * reloc.cc (Sized_relobj::relocate_sections): Call
7274 split_stack_adjust for executable sections in split_stack
7275 objects. Pass reloc_map to relocate_section.
7276 (Sized_relobj::split_stack_adjust): New function.
7277 (Sized_relobj::split_stack_adjust_reltype): New function.
7278 (Sized_relobj::find_functions): New function.
7279 * target-reloc.h: Include "object.h".
7280 (relocate_section): Add reloc_symbol_changes parameter. Change
7282 * target.h (class Target): Add calls_non_split method. Declare
7283 do_calls_non_split virtual method. Declare match_view and
7285 * target.cc: Include "elfcpp.h".
7286 (Target::do_calls_non_split): New function.
7287 (Target::match_view): New function.
7288 (Target::set_view_to_nop): New function.
7289 * gold.cc (queue_middle_tasks): Give an error if mixing
7290 split-stack and non-split-stack objects with -r.
7291 * i386.cc (Target_i386::relocate_section): Add
7292 reloc_symbol_changes parameter.
7293 (Target_i386::do_calls_non_split): New function.
7294 * x86_64.cc (Target_x86_64::relocate_section): Add
7295 reloc_symbol_changes parameter.
7296 (Target_x86_64::do_calls_non_split): New function.
7297 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7299 * powerpc.cc (Target_powerpc::relocate_section): Add
7300 reloc_symbol_changes parameter.
7301 * sparc.cc (Target_sparc::relocate_section): Add
7302 reloc_symbol_changes parameter.
7303 * configure.ac: Call AM_CONDITIONAL for the default target.
7304 * configure: Rebuild.
7305 * testsuite/Makefile.am (TEST_AS): New variable.
7306 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7307 (check_DATA): Add split_i386 and split_x86_64 files.
7308 (SPLIT_DEFSYMS): Define.
7309 (split_i386_[1234n].o): New targets.
7310 (split_i386_[124]): New targets.
7311 (split_i386_[1234r].stdout): New targets.
7312 (split_x86_64_[1234n].o): New targets.
7313 (split_x86_64_[124]): New targets.
7314 (split_x86_64_[1234r].stdout): New targets.
7315 (MOSTLYCLEANFILES): Add new executables.
7316 * testsuite/split_i386.sh: New file.
7317 * testsuite/split_x86_64.sh: New file.
7318 * testsuite/split_i386_1.s: New file.
7319 * testsuite/split_i386_2.s: New file.
7320 * testsuite/split_i386_3.s: New file.
7321 * testsuite/split_i386_4.s: New file.
7322 * testsuite/split_i386_n.s: New file.
7323 * testsuite/split_x86_64_1.s: New file.
7324 * testsuite/split_x86_64_2.s: New file.
7325 * testsuite/split_x86_64_3.s: New file.
7326 * testsuite/split_x86_64_4.s: New file.
7327 * testsuite/split_x86_64_n.s: New file.
7328 * testsuite/testfile.cc (Target_test): Update relocation_section
7330 * testsuite/Makefile.in: Rebuild.
7332 2009-10-06 Ian Lance Taylor <iant@google.com>
7334 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7335 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7336 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7337 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7338 the address on ldo_addrs_.
7339 (Target_i386::Relocate::fix_up_ldo): New function.
7341 2009-10-06 Rafael Espindola <espindola@google.com>
7343 * plugin.cc (add_input_library): New.
7344 (Plugin::load): Add add_input_library to tv.
7345 (Plugin_manager::add_input_file): Add the is_lib argument.
7346 (add_input_file): Update call to Plugin_manager::add_input_file.
7347 (add_input_library): New.
7348 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7350 2009-09-30 Doug Kwan <dougkwan@google.com>
7352 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7353 symbol and call Symbol::may_need_copy_reloc to determine if
7354 a copy reloc is needed.
7355 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7356 nocopyreloc is given in command line.
7357 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7358 given in command line.
7359 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7360 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7361 of the removed Target_i386::may_need_copy_reloc.
7362 * options.h (copyreloc): New option with default value false.
7363 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7364 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7365 instead of the removed Target_powerpc::may_need_copy_reloc.
7366 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7367 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7368 instead of the removed Target_sparc::may_need_copy_reloc.
7369 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7370 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7371 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7372 instead of the removed Target_x86_64::may_need_copy_reloc.
7374 2009-09-30 Ian Lance Taylor <iant@google.com>
7376 * object.h (class Object): Remove target_ field, and target,
7377 sized_target, and set_target methods.
7378 (Object::sized_target): Remove.
7379 (class Sized_relobj): Update declarations. Remove sized_target.
7380 * object.cc (Sized_relobj::setup): Remove target parameter.
7382 (Input_objects::add_object): Don't do anything with the target.
7383 (make_elf_sized_object): Add punconfigured parameter. Change all
7384 callers. Set or test parameter target.
7385 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7387 * parameters.cc (Parameters::set_target): Change parameter type to
7389 (Parameters::default_target): Remove.
7390 (set_parameters_target): Change parameter type to be non-const.
7391 (parameters_force_valid_target): New function.
7392 (parameters_clear_target): New function.
7393 * parameters.h (class Parameters): Update declarations. Remove
7394 default_target method. Add sized_target and clear_target
7395 methods. Change target_ to be non-const.
7396 (set_parameters_target): Update declaration.
7397 (parameters_force_valid_target): Declare.
7398 (parameters_clear_target): Declare.
7399 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7400 as NULL if we aren't searching.
7401 (Add_symbols::run): Don't check for compatible target.
7402 * fileread.cc (Input_file::open_binary): Call
7403 parameters_force_valid_target.
7404 * gold.cc (queue_middle_tasks): Likewise.
7405 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7406 set_target on object.
7407 * dynobj.h (class Sized_dynobj): Update declarations.
7408 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7409 make_elf_object returns NULL.
7410 (Archive::include_member): Don't check whether object target is
7412 * output.cc (Output_section::add_input_section): Get target from
7414 (Output_section::relax_input_section): Likewise.
7415 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7417 (Sized_relobj::do_scan_relocs): Likewise.
7418 (Sized_relobj::relocate_sections): Likewise.
7419 * resolve.cc (Symbol_table::resolve): Likewise.
7420 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7421 parameter. Change all callers.
7422 (Symbol_table::add_from_object): Get target from parameters.
7423 (Symbol_table::add_from_relobj): Don't check object target.
7424 (Symbol_table::add_from_dynobj): Likewise.
7425 (Symbol_table::define_special_symbol): Get target from
7427 * symtab.h (class Symbol_table): Update declaration.
7428 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7429 parameter. Change all callers. Clear parameter target.
7430 (Binary_test): Test target here.
7431 * testsuite/object_unittest.cc (gold_testsuite): Remove
7432 target_test_pointer parameter. Change all callers.
7433 (Object_test): Test target here.
7435 2009-09-26 Ian Lance Taylor <iant@google.com>
7437 * testsuite/initpri1.c: Don't try to use constructor priorities if
7438 compiling with gcc before 4.3.
7440 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7442 * testsuite/retain_symbols_file_test.sh (check_present): Change
7443 output file name to retain_symbols_file_test.stdout.
7444 (check_absent): Likewise.
7446 2009-09-18 Craig Silverstein <csilvers@google.com>
7448 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7449 * options.cc: Include <cerrno> and <fstream>.
7450 (General_options::finalize): Parse -retain-symbols-file tag.
7451 * options.h: New flag.
7452 (General_options): New method should_retain_symbol, new
7453 variable symbols_to_retain.
7454 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7455 should_retain_symbol map.
7456 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7457 * testsuite/Makefile.in: Regenerate.
7458 * testsuite/retain_symbols_file_test.sh: New file.
7460 2009-09-18 Nick Clifton <nickc@redhat.com>
7462 * po/es.po: Updated Spanish translation.
7464 2009-09-17 Doug Kwan <dougkwan@google.com>
7466 * debug.h (DEBUG_RELAXATION): New constant.
7467 (DEBUG_ALL): Add DEBUG_RELAXATION.
7468 (debug_string_to_enum): Add relaxation debug option.
7470 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7471 Layout::Relaxation_debug_check::read_sections,
7472 Layout::Relaxation_debug_check::read_sections): New method definitions.
7473 (Layout::Layout): Initialize data members
7474 record_output_section_data_from_scrips_,
7475 script_output_section_data_list_ and relaxation_debug_check_.
7476 (Layout::save_segments, Layout::restore_segments,
7477 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7478 Layout::relaxation_loop_body): New method definitions.
7479 (Layout::finalize): Support relaxation. Move section layout code to
7480 Layout::relaxation_loop_body.
7481 (Layout::set_asection_address_from_script): Move code for orphan
7482 section placement out.
7483 (Layout::place_orphan_sections_in_script): New method definition.
7484 * layout.h (Output_segment_headers, Output_file_header):
7485 New forward class declarations.
7486 (Layout::~Layout): Define.
7487 (Layout::new_output_section_data_from_script): New method definition.
7488 (Layout::place_orphan_sections_in_script): New method declaration.
7489 (Layout::Segment_states): New type declaration.
7490 (Layout::save_segments, Layout::restore_segments,
7491 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7492 Layout::relaxation_loop_body): New method declarations.
7493 (Layout::Output_section_data_list): New type declaration.
7494 (Layout::Relaxation_debug_check): New class definition.
7495 (Layout::record_output_section_data_from_script_,
7496 Layout::script_output_section_data_list_, Layout::segment_states_,
7497 Layout::relaxation_debug_check_): New data members.
7498 * output.cc: (Output_section_headers::do_size): New method definition.
7499 (Output_section_headers::Output_section_headers): Move size
7500 computation to Output_section_headers::do_size.
7501 (Output_segment_headers::do_size): New method definition.
7502 (Output_file_header::Output_file_header): Move size computation to
7503 Output_file_header::do_size and call it.
7504 (Output_file_header::do_size): New method definition.
7505 (Output_data_group::Output_data_group): Adjust call to
7506 Output_section_data.
7507 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7508 (Output_symtab_xindex::do_write): Add array bound check.
7509 (Output_section::Input_section::print_to_mapfile): Handle
7510 RELAXED_INPUT_SECTION_CODE.
7511 (Output_section::Output_section): Initialize data member checkpoint_.
7512 (Output_section::~Output_section): Delete checkpoint object pointed
7514 (Output_section::add_input_section): Always add an Input_section if
7516 (Output_section::add_merge_input_section): Add assert.
7517 (Output_section::relax_input_section): New method definition.
7518 (Output_section::set_final_data_size): Set load address to zero for
7519 an unallocated section.
7520 (Output_section::do_address_and_file_offset_have_reset_values):
7521 New method definition.
7522 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7523 Handle relaxed input section.
7524 (Output_section::sort_attached_input_sections): Checkpoint input
7525 section list lazily.
7526 (Output_section::get_input_sections): Change type of input_sections to
7527 list of Simple_input_section pointers. Checkpoint input section list
7528 lazily. Also handle relaxed input sections.
7529 (Output_section::add_input_section_for_script): Take a reference to
7530 a Simple_input_section object instead of Relobj pointer and section
7531 index as parameter. Handle relaxed input sections.
7532 (Output_section::save_states, Output_section::restore_states): New
7534 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7535 (Output_data::is_data_size_fixed): New method definition.
7536 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7538 (Output_data::address_and_file_offset_have_reset_values): New method
7540 (Output_data::do_address_and_file_offset_have_reset_values): New method
7542 (Output_data::set_data_size): Check that data size is not fixed.
7543 (Output_data::fix_data_size): New method definition.
7544 (Output_data::is_data_size_fixed_): New data member.
7545 (Output_section_headers::set_final_data_size): New method definition.
7546 (Output_section_headers::do_size): New method declaration.
7547 (Output_segment_headers::set_final_data_size): New method definition.
7548 (Output_segment_headers::do_size): New method declaration.
7549 (Output_file_header::set_final_data_size)::New method definition.
7550 (Output_file_header::do_size)::New method declaration.
7551 (Output_section_data::Output_section_data): Add new parameter
7552 is_data_size_fixed and use it to fix data size.
7553 (Output_data_const::Output_data_const): Adjust call to base class
7554 constructor and fix data size.
7555 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7556 base class constructor and fix data size.
7557 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7558 base class constructor and fix data size.
7559 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7560 class constructor and fix data size.
7561 (Output_data_group::set_final_data_size): New method definition.
7562 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7563 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7564 class constructor and fix data size.
7565 (Output_relaxed_input_section): New class definition.
7566 (Output_section::Simple_input_section): New class definition.
7567 (Output_section::get_input_sections): Adjust parameter list.
7568 (Output_section::add_input_section_for_script): Same.
7569 (Output_section::save_states, Output_section::restore_states,
7570 Output_section::do_address_and_file_offset_have_reset_values,
7571 (Output_section::Input_section::Input_section): Handle
7572 RELAXED_INPUT_SECTION_CODE. Add new overload for
7573 Output_relaxed_input_section.
7574 (Output_section::Input_section::is_input_section,
7575 Output_section::Input_section::set_output_section): Handle relaxed
7577 (Output_section::Input_section::is_relaxed_input_section,
7578 Output_section::Input_section::output_section_data,
7579 Output_section::Input_section::relaxed_input_section): New method
7581 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7583 (Output_section::Input_section::u1_): Update comments.
7584 (Output_section::Input_section::u2_): Add new union member poris.
7585 (Output_section::Checkpoint_output_section): New classs definition.
7586 (Output_section::relax_input_section): New method declaration.
7587 (Output_section::checkpoint_): New data member.
7588 (Output_segment): Update comments.
7589 (Output_segment::Output_segment): Un-privatize copy constructor.
7590 (Output_segment::operator=): Un-privatize.
7591 * script-sections.cc (Output_section_element::Input_section_list):
7592 Change element type to Output_section::Simple_input_section.
7593 (Output_section_element_dot_assignment::set_section_addresses):
7594 Register output section data for relaxation clean up.
7595 (Output_data_exression::Output_data_expression): Adjust call to base
7596 constructor to fix data size.
7597 (Output_section_element_data::set_section_addresses): Register
7598 Output_data_expression object for relaxation clean up.
7599 (struct Input_section_info): Replace Relobj pointer and section index
7600 pair with Output_section::Simple_input_section and Convert struct to a
7602 (Input_section_sorter::operator()): Adjust access to
7603 Input_section_info data member to use accessors.
7604 (Output_section_element_input::set_section_addresses): Use layout
7605 parameter. Adjust code to use Output_section::Simple_input_section
7606 and Input_secction_info classes. Register filler for relaxation
7608 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7609 and section index pair with Output_section::Simple_input_section
7610 class. Adjust code accordingly.
7611 (Phdrs_element::release_segment): New method definition.
7612 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7614 (Script_sections::release_segments): New method definition.
7615 * gold/script-sections.h (Script_sections::release_segments): New
7617 * gold/target.h (Target::may_relax, Target::relax,
7618 Target::do_may_relax, Target::do_relax): New method definitions.
7620 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7622 * arm.cc (has_signed_unsigned_overflow): New function.
7623 (Arm_relocate_functions::abs8): New function.
7624 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7625 (Target_arm::Scan::global): Likewise.
7626 (Target_arm::relocate::relocate): Likewise.
7627 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7630 2009-09-16 Cary Coutant <ccoutant@google.com>
7632 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7633 * testsuite/Makefile.in: Regenerate.
7635 2009-09-11 Nick Clifton <nickc@redhat.com>
7637 * po/gold.pot: Updated by the Translation project.
7639 2009-09-08 Cary Coutant <ccoutant@google.com>
7641 * output.cc (Output_file::open): Add execute permission to empty file.
7642 * testsuite/Makefile.am (permission_test): New test.
7643 * testsuite/Makefile.in: Regenerate.
7645 2009-09-02 Ian Lance Taylor <iant@google.com>
7647 * output.cc (Output_file::resize): Call map_no_anonymous rather
7650 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7652 * gold.cc: Include "incremental.h".
7653 (queue_initial_tasks): Call Incremental_checker methods.
7654 * incremental.cc: Include "output.h".
7655 (Incremental_checker::can_incrementally_link_output_file): New
7657 * incremental.h (Incremental_checker): New class.
7659 * output.cc (Output_file::open_for_modification): New method.
7660 (Output_file::map_anonymous): Changed return type to bool. Record
7662 (Output_file::map_no_anonymous): New method, broken out of map.
7663 (Output_file::map): Use map_no_anonymous and map_anonymous.
7664 * output.h (class Output_file): Update declarations.
7666 2009-08-24 Cary Coutant <ccoutant@google.com>
7668 * options.h (Command_line::Pre_options): New class.
7669 (Command_line::pre_options): New member.
7670 * options.cc (gold::options::ready_to_register): New variable.
7671 (One_option::register_option): Do nothing if not registering options.
7672 Assert if same short option registered twice.
7673 (General_options::General_options): Turn off option registration when
7675 (Command_line::Pre_options::Pre_options): New constructor.
7677 2009-08-24 Cary Coutant <ccoutant@google.com>
7679 * options.h (General_options::no_keep_memory): Remove incorrect
7682 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7684 * Makefile.am (am__skiplex, am__skipyacc): New.
7685 * Makefile.in: Regenerate.
7687 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7689 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7690 (INCLUDES): ... this.
7691 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7692 (AM_CPPFLAGS): Renamed from ...
7693 (INCLUDE): ... this.
7694 * Makefile.in, testsuite/Makefile.in: Regenerate.
7696 * Makefile.in: Regenerate.
7697 * aclocal.m4: Likewise.
7698 * config.in: Likewise.
7699 * configure: Likewise.
7700 * testsuite/Makefile.in: Likewise.
7702 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7703 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7704 * Makefile.in: Regenerate.
7705 * testsuite/Makefile.in: Regenerate.
7707 2009-08-19 Cary Coutant <ccoutant@google.com>
7709 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7710 symbols in shared libraries overridden by hidden or internal symbols
7711 in the main program.
7713 2009-08-19 Chris Demetriou <cgd@google.com>
7715 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7716 checking source file names in error messages.
7718 2009-08-18 Doug Kwan <dougkwan@google.com>
7720 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7721 an elcpp::Ehdr as parameter. Adjust call to set_target.
7722 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7723 an elfcpp::Ehdr as parameter.
7724 * object.cc (Object::set_target): Remove the version that looks up
7725 a target and sets it.
7726 (Sized_relobj::setup): Take a Target object instead of
7727 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7728 (make_elf_sized_object): Find target and ask target to
7730 * object.h: (Object::set_target): Remove the version that looks up
7731 a target and sets it.
7732 (Sized_relobj::setup): Take a Target object instead of
7733 an elfcpp:Ehdr as parameter.
7734 * target.cc: Include dynobj.h.
7735 (Target::do_make_elf_object_implementation): New.
7736 (Target::do_make_elf_object): New.
7737 * target.h (Target::make_elf_object): New template declaration.
7738 (Target::do_make_elf_object): New method declarations.
7739 (Target::do_make_elf_object_implementation): New template declaration.
7741 2009-08-14 Ian Lance Taylor <iant@google.com>
7743 * gold.h (FUNCTION_NAME): Define.
7744 (gold_unreachable): Use FUNCTION_NAME.
7746 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7748 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7749 symbol in the --keep-unique list is not found.
7751 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7753 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7754 been maked as --keep-unique.
7755 (Icf::unfold_section): New function.
7756 * icf.h (Icf::unfold_section): New function.
7757 * options.h (General_options::keep_unique): New option.
7758 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7759 * testsuite/Makefile.in: Regenerate.
7760 * testsuite/icf_keep_unique_test.sh: New file.
7761 * testsuite/icf_keep_unique_test.cc: New file.
7763 2009-08-12 Cary Coutant <ccoutant@google.com>
7766 * resolve.cc (Symbol_table::resolve): Check for references from
7767 dynamic objects to hidden and internal symbols.
7768 * testsuite/Makefile.am (hidden_test.sh): New test.
7769 * testsuite/Makefile.in: Regenerate.
7770 * testsuite/hidden_test.sh: New script.
7771 * testsuite/hidden_test_1.c: New test source.
7772 * testsuite/hidden_test_main.c: New test source.
7774 2009-08-11 Doug Kwan <dougkwan@google.com>
7776 * arm.cc: Update comments.
7777 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7778 segment to locate the .ARM.exidx section if present.
7780 2009-08-09 Doug Kwan <dougkwan@google.com>
7782 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7785 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7786 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7789 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7791 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7792 valid tls_segment only for non-debug-section relocations.
7793 * testsuite/Makefile.am: Add gc_tls_test.
7794 * testsuite/Makefile.in: Regenerate.
7795 * testsuite/gc_tls_test.cc: New file.
7796 * testsuite/gc_tls_test.sh: New file.
7798 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7802 * Makefile.am (CCFILES): Add icf.cc.
7804 * Makefile.in: Regenerate.
7805 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7806 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7807 section, symbol and addend information for the relocs.
7808 * gold.cc (queue_middle_tasks): Call identical code folding.
7809 * gold.h: Add defines for multimap.
7810 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7811 to the call of finalize_local_symbols.
7812 * main.cc (main): Create object of class Icf.
7813 * object.cc (Sized_relobj::do_layout): Allow this function to be
7814 called twice during icf.
7815 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7816 to sections marked as identical by icf.
7817 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7819 (Sized_relobj::do_section_entsize): New function.
7820 * object.h (Object::section_entsize): New function.
7821 (Object::do_section_entsize): New pure virtual function.
7822 (Relobj::finalize_local_symbols): Add new parameter.
7823 (Relobj::do_section_entsize): New function.
7824 * options.h (General_options::icf): New option.
7825 (General_options::icf_iterations): New option.
7826 (General_options::print_icf_sections): New option.
7827 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7828 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7829 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7831 * symtab.cc (Symbol_table::is_section_folded): New function.
7832 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7833 to sections marked as identical by icf.
7834 * symtab.h (Symbol_table::set_icf): New function.
7835 (Symbol_table::icf): New function.
7836 (Symbol_table::is_section_folded): New function.
7837 (Symbol_table::icf_): New data member.
7838 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7839 * testsuite/Makefile.am: Add commands to build icf_test.
7840 * testsuite/Makefile.in: Regenerate.
7841 * testsuite/icf_test.sh: New file.
7842 * testsuite/icf_test.cc: New file.
7844 2009-07-24 Chris Demetriou <cgd@google.com>
7846 * layout.cc (is_compressible_debug_section): Fix incorrect
7847 comment about compressed section names.
7849 2009-07-20 Ian Lance Taylor <ian@airs.com>
7852 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7854 2009-07-16 Ian Lance Taylor <iant@google.com>
7857 * layout.h: #include <map>.
7858 (class Kept_section): Change from struct to class. Add accessors
7859 and setters. Add section size to Comdat_group mapping. Change
7860 Comdat_group to std::map. Add is_comdat_ field. Add
7861 linkonce_size field in union.
7862 (class Layout): Update declaration of find_or_add_kept_section.
7863 Don't declare find_kept_object.
7864 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7865 parameter. Add object, shndx, is_comdat, and is_group_name
7866 parameters. Change all callers. Adjust for new Kept_section.
7867 (Layout::find_kept_object): Remove.
7868 * object.cc (Sized_relobj::include_section_group): Update use of
7869 Kept_section. Rename secnum to shndx. Only record
7870 Kept_comdat_section if sections are the same size.
7871 (Sized_relobj::include_linkonce_section): Update use of
7872 Kept_section. Only record Kept_comdat_section if sections are the
7873 same size. Set size of linkonce section.
7874 (Sized_relobj::map_to_kept_section): Update call to
7875 get_kept_comdat_section.
7876 * object.h (class Sized_relobj): Rename fields in
7877 Kept_comdat_section to drop trailing underscores; change object
7878 field to Relobj*. Change Kept_comdat_section_table to store
7879 struct rather than pointer.
7880 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7881 Add kept_object and kept_shndx parameters. Change all callers.
7882 (Sized_relobj::get_kept_comdat_section): Change return type to
7883 bool. Add kept_object and kept_shndx parameters. Change all
7885 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7886 Layout::find_or_add_kept_section.
7888 2009-07-09 Ian Lance Taylor <iant@google.com>
7890 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7891 Reserve space in the hash table.
7893 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7895 * fileread.cc (File_read::get_mtime): New method.
7896 * fileread.h (Timespec): New structure.
7897 (File_read::get_mtime): New method.
7898 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7899 Renamed from timestamp_nsec.
7900 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7902 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7904 (Incremental_inputs::report_archive): Save mtime; style fix.
7905 (Incremental_inputs::report_obejct): Save mtime; style fix.
7906 (Incremental_inputs::report_script): Save mtime; style fix.
7907 (Incremental_inputs::finalize_inputs): Style fix.
7908 (Incremental_inputs::finalize): Style fix.
7909 (Incremental_inputs::create_input_section_data): Store inputs
7911 * incremental.h (Incremental_inputs::report_script): Add mtime
7913 (Incremental_inputs::Input_info::Input_info): Intialize only one
7915 (Incremental_inputs::Input_info::archive): Move to nameless
7917 (Incremental_inputs::Input_info::obejct): Move to nameless union.
7918 (Incremental_inputs::Input_info::script): Move to nameless union.
7919 (Incremental_inputs::mtime): New field.
7920 * script.cc (read_input_script): Pass file mtime to
7922 * script.h (Script_info::inputs): Style fix.
7924 2009-07-01 Ian Lance Taylor <ian@airs.com>
7926 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
7929 2009-06-24 Ian Lance Taylor <iant@google.com>
7932 * layout.cc (Layout::choose_output_section): If we find an
7933 existing section, update the flags.
7934 (Layout::create_notes): New function, broken out of
7936 (Layout::finalize): Don't create note sections.
7937 (Layout::create_note): Don't crash if linker script discards
7939 (Layout::create_gold_note): Likewise.
7940 (Layout::create_build_id): Likewise. Don't set
7941 after_input_sections on the section.
7942 (Layout::create_executable_stack_info): Remove target parameter.
7944 * layout.h (class Layout): Declare create_notes. Update
7945 declaration of create_executable_stack_info.
7946 * gold.cc (queue_middle_tasks): Call create_notes.
7947 * output.cc (Output_section::update_flags_for_input_section): Move
7948 here from output.h. If SHF_ALLOC flag is newly set, mark address
7950 * output.h (Output_data::mark_address_invalid): New function.
7951 (class Output_section): Only declare, not define,
7952 update_flags_for_input_section. Remove set_flags.
7954 2009-06-24 Ian Lance Taylor <iant@google.com>
7956 * script-sections.cc (Output_section_definition::
7957 set_section_addresses): Rename shadowing local load_address to
7960 2009-06-24 Ian Lance Taylor <iant@google.com>
7963 * reloc.cc (relocate_sections): Skip empty relocation sections.
7965 2009-06-23 Ian Lance Taylor <iant@google.com>
7968 * layout.cc (Layout::create_note): Use choose_output_section
7969 rather than make_output_section.
7971 2009-06-23 Ian Lance Taylor <iant@google.com>
7974 * options.cc (General_options::parse_V): Set printed_version_.
7975 (General_options::General_options): Initialize printed_version_.
7976 * options.h (class General_options): Add printed_version_ field.
7977 * gold.cc (queue_initial_tasks): If there are no input files,
7978 don't give a fatal error if we printed the version information.
7979 (queue_middle_tasks): If using -r with a shared object, give a
7980 fatal error rather than an ordinary error.
7982 2009-06-23 Ian Lance Taylor <iant@google.com>
7985 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
7986 (Layout::make_output_section): Set have_stabstr_section_ if we see
7987 a .stab*str section.
7988 (Layout::finalize): Call link_stabs_sections.
7989 (Layout::link_stabs_sections): New file.
7990 * layout.h (class Layout): Add have_stabstr_section_ field.
7991 Declare link_stabs_sections.
7993 2009-06-23 Doug Kwan <dougkwan@google.com>
7995 * Makefile.am (libgold_a_LIBADD): New.
7996 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
7997 * Makefile.in: Regenerate.
7998 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
7999 * configure: Regenerate.
8000 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8001 * fileread.cc: Include sys/state.h
8002 * gold.h: Declare memmem and strndup if found missing.
8003 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8005 2009-06-23 Ian Lance Taylor <iant@google.com>
8007 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8008 * configure: Rebuild.
8010 2009-06-23 Ian Lance Taylor <iant@google.com>
8013 * object.cc (Object::section_contents): Don't try to get a view if
8014 the section has length zero.
8015 (Object::handle_gnu_warning_section): If the section is empty, use
8016 the name of the section as the warning.
8018 2009-06-23 Ian Lance Taylor <iant@google.com>
8021 * stringpool.h (class Stringpool_template): Add optimize_ field.
8022 (Stringpool_template::set_optimize): New function.
8023 * stringpool.cc (Stringpool_template::Stringpool_template):
8024 Initialize optimize_ field.
8025 (Stringpool_template::set_string_offsets): Test local optimize
8026 fild rather than parameter.
8027 * layout.cc (Layout::Layout): Call set_optimize on the section
8030 2009-06-22 Ian Lance Taylor <iant@google.com>
8033 * yyscript.y: Parse TARGET.
8034 * script.cc (script_set_target): New function.
8035 * script-c.h (script_set_target): Declare.
8036 * options.cc (General_options::string_to_object_format): Rename
8037 from string_to_object_format in anonymous namespace. Change
8039 * options.h (class General_options): Declare
8040 string_to_object_format.
8042 2009-06-22 Ian Lance Taylor <iant@google.com>
8044 * script-sections.cc (Script_sections::create_segments): Don't put
8045 program headers in a PT_LOAD segment if -n or -N.
8047 2009-06-22 Ian Lance Taylor <iant@google.com>
8050 * options.h (class General_options): Add -z lazy and -z now. Sort
8051 -z options into alphabetical order.
8052 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8054 2009-06-21 Ian Lance Taylor <iant@google.com>
8056 * layout.cc (Layout::make_output_section): Call
8057 Target::new_output_section.
8058 (Layout::attach_allocated_section_to_segment): Put large section
8059 sections in a separate load segment with the large segment flag
8061 (Layout::segment_precedes): Sort large data segments after other
8063 (align_file_offset): New static function.
8064 (Layout::set_segment_offsets): Use align_file_offset.
8065 * output.h (class Output_section): Add is_small_section_ and
8066 is_large_section_ fields.
8067 (Output_section::is_small_section): New function.
8068 (Output_section::set_is_small_section): New function.
8069 (Output_section::is_large_section): New function.
8070 (Output_section::set_is_large_section): New function.
8071 (Output_section::is_large_data_section): New function.
8072 (class Output_segment): Add is_large_data_segment_ field.
8073 (Output_segment::is_large_data_segment): New function.
8074 (Output_segment::set_is_large_data_segment): New function.
8075 * output.cc (Output_section::Output_section): Initialize new
8077 (Output_segment::Output_segment): Likewise.
8078 (Output_segment::add_output_section): Add assertion that large
8079 data sections always go in large data segments. Force small data
8080 sections to the end of the list of data sections. Force small BSS
8081 sections to the start of the list of BSS sections. For large BSS
8082 sections to the end of the list of BSS sections.
8083 * symtab.h (class Symbol): Declare is_common_shndx.
8084 (Symbol::is_defined): Check Symbol::is_common_shndx.
8085 (Symbol::is_common): Likewise.
8086 (class Symbol_table): Define enum Commons_section_type. Update
8087 declarations. Add small_commons_ and large_commons_ fields.
8088 * symtab.cc (Symbol::is_common_shndx): New function.
8089 (Symbol_table::Symbol_table): Initialize new fields.
8090 (Symbol_table::add_from_object): Put small and large common
8091 symbols in the right list.
8092 (Symbol_table::sized_finalized_symbol): Check
8093 Symbol::is_common_shndx.
8094 (Symbol_table::sized_write_globals): Likewise.
8095 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8096 common symbol lists. Don't call do_allocate_commons_list if the
8098 (Symbol_table::do_allocate_commons_list): Remove is_tls
8099 parameter. Add comons_section_type parameter. Change all
8100 callers. Handle small and large common symbols.
8101 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8102 Symbol::is_common_shndx.
8103 * resolve.cc (symbol_to_bits): Likewise.
8104 * target.h (Target::small_common_shndx): New function.
8105 (Target::small_common_section_flags): New function.
8106 (Target::large_common_shndx): New function.
8107 (Target::large_common_section_flags): New function.
8108 (Target::new_output_section): New function.
8109 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8110 small_common_section_flags, and large_common_section_flags
8112 (Target::do_new_output_section): New virtual function.
8113 * arm.cc (Target_arm::arm_info): Initialize new fields.
8114 * i386.cc (Target_i386::i386_info): Likewise.
8115 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8117 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8118 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8119 (Target_x86_64::do_new_output_section): New function.
8120 * configure.ac: Define conditional MCMODEL_MEDIUM.
8121 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8122 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8123 (large_LDFLAGS): Define.
8124 * testsuite/large.c: New file.
8125 * testsuite/testfile.cc (Target_test::test_target_info):
8126 Initialize new fields.
8127 * configure, testsuite/Makefile.in: Rebuild.
8129 2009-06-05 Doug Kwan <dougkwan@google.com>
8131 * Makefile.am (CCFILES): Add target.cc.
8132 * Makefile.in: Regenerate.
8133 * i386.cc (class Target_i386): Define new virtual method to
8134 override do_is_local_label_name in parent.
8135 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8136 local symbols if --discard-locals or -X is given.
8137 * options.h (class General_options): Declare new options
8138 '--discard-locals' and '-X' for discarding locals.
8139 * target.h (class Target): Define new methods is_local_label_name.
8140 Declare new virtual method do_is_local_label_name.
8141 * target.cc: New file.
8142 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8143 (check_SCRIPTS): Add discard_locals_test.sh.
8144 (check_DATA): Add discard_local_tests.syms.
8145 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8146 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8147 * testsuite/Makefile.in: Regenerate.
8148 * testsuite/discard_locals_test.c: New file.
8149 * testsuite/discard_locals_test.sh: Same.
8151 2009-06-05 Doug Kwan <dougkwan@google.com>
8153 * object.cc (Sized_relobj::Sized_relobj): Initialize
8154 discarded_eh_frame_shndx_ to -1U.
8155 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8157 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8158 a discarded .eh_frame section.
8159 (Sized_relobj::do_finalize_local_symbols): Ditto.
8160 * object.h (class Sized_relobj): Declare new member
8161 discarded_eh_frame_shndx_.
8162 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8163 (local_labels_test.o, local_labels_test): New rules.
8164 * testsuite/Makefile.in: Regenerate.
8166 2009-06-04 Doug Kwan <dougkwan@google.com>
8168 * layout.cc (Layout::section_name_mapping): Add mapping for
8169 special ARM sections.
8171 2009-06-03 Doug Kwan <dougkwan@google.com>
8173 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8174 (utils::has_overflow): Same.
8176 2009-06-03 Ian Lance Taylor <iant@google.com>
8178 * layout.cc (Layout::section_name_mapping): New array, replacing
8179 Layout::linkonce_mapping.
8180 (Layout::section_name_mapping_count): New variable, replacing
8181 Layout::linkonce_mapping_count.
8182 (Layout::linkonce_output_name): Remove.
8183 (Layout::output_section_name): Rewrite.
8184 * layout.h (class Layout): Rename Linkonce_mapping to
8185 Section_name_mapping, linkonce_mapping to section_name_mapping,
8186 linkonce_mapping_count to section_name_mapping_count. Don't
8187 declare linkonce_output_name.
8189 2009-06-03 Doug Kwan <dougkwan@google.com>
8191 * gold/arm.cc (namespace utils): New.
8192 (Target_arm::reloc_is_non_pic): Define new method.
8193 (class Arm_relocate_functions): New.
8194 (Target_arm::Relocate::relocate): Handle relocation types used by
8197 2009-06-03 Ian Lance Taylor <iant@google.com>
8199 * arm.cc (Target_arm::scan::global): Use || instead of |.
8201 2009-06-02 Doug Kwan <dougkwan@google.com>
8203 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8204 issued_non_pic_error_.
8205 (class Target_arm::Scan): Declare new method check_non_pic.
8206 Define new method symbol_needs_plt_entry.
8207 Declare new data member issued_non_pic_error_.
8208 (class Target_arm::Relocate): Declare new method
8209 should_apply_static_reloc.
8210 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8211 (Target_arm::Scan::check_non_pic): Define new method.
8212 (Target_arm::Scan::local): Handle a small subset of reloc types used
8214 (Target_arm::Scan::local): Same.
8215 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8217 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8219 * incremental.cc (Incremental_inputs::report_command_line): Filter
8220 out --incremental-* options.
8222 2009-05-29 Doug Kwan <dougkwan@google.com>
8224 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8226 (class Target_arm): Update comment.
8227 (Target_arm::Target_arm): Initialize new data members GOT_,
8228 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8229 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8230 and Target_arm::rel_dyn_section.
8231 Declare new_enum Target_arm::Got_type.
8232 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8234 Update commments for member do_dynsym_value.
8235 (Target_arm::got_size, Target_arm::plt_section,
8236 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8237 new methods inside class defintion.
8238 (Target_arm::got_section): Define new method.
8239 (Target_arm::rel_dyn_section): Same.
8240 (Output_data_plt_arm): New template class.
8241 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8242 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8243 (Output_data_plt_arm::add_entry): Same.
8244 (Output_data_plt_arm::first_plt_entry): Define new
8245 static data member for PLT instruction template.
8246 (Output_data_plt_arm::plt_entry): Same.
8247 (Output_data_plt_arm::do_write): Define new method.
8248 (Target_arm::make_plt_entry): Same.
8249 (Target_arm::do_finalize_sections): Same.
8250 (Target_arm::do_dynsym_value): Same.
8252 2009-05-28 Doug Kwan <dougkwan@google.com>
8254 * Makefile.am (TARGETSOURCES): Add arm.cc.
8255 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8256 * Makefile.in: Regenerate.
8258 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8260 2009-05-26 Doug Kwan <dougkwan@google.com>
8262 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8263 (General_options::check_excluded_libs): Strip off directories in
8264 archive name before matching like GNU ld does.
8265 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8266 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8267 (exclude_libs_test_LDFLAGS): Add linker option
8268 -Wl,--exclude-libs,libexclude_libs_test_3
8269 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8270 an explicit archive without using -l.
8271 (alt/libexclude_libs_test_3.a): New make rule.
8272 * testsuite/Makefile.in: Regenerate.
8273 * testsuite/exclude_libs_test.c : Declare lib3_default().
8275 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8276 * exclude_libs_test_3.c: New file.
8278 2009-05-26 Nick Clifton <nickc@redhat.com>
8280 * po/id.po: New Indonesian translation.
8281 * po/gold.pot: Updated template file.
8283 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8285 * testsuite/Makefile.am: Add -ffunction-sections to compile
8286 gc_comdat_test files. Add -Wl,--gc-sections to build
8288 * testsuite/Makefile.in: Regenerate.
8289 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8291 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8293 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8294 kept comdat section was garbage collected.
8295 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8296 * testsuite/Makefile.in: Regenerate.
8297 * testsuite/gc_comdat_test.sh: New file.
8298 * testsuite/gc_comdat_test_1.cc: New file.
8299 * testsuite/gc_comdat_test_2.cc: New file.
8301 2009-05-19 Doug Kwan <dougkwan@google.com>
8303 * archive.cc (Archive::Archive): Move constructor from archive.h
8304 to here. Initialize no_export_.
8305 (Archive::get_elf_object_for_member): Set no_export flag of object.
8306 * archive.h (Archive::Archive): Move constructor body to
8308 (Archive::no_export): New method.
8309 (Archive::no_export_): New field.
8310 * object.h (Object::Object): Initialize no_export_ to false.
8311 (Object::no_export, Object::set_no_export): New methods.
8312 (Object::no_export_): New field.
8313 * options.cc (General_options::parse_exclude_libs): New method.
8314 (General_options::check_excluded_libs) Same.
8315 * options.h (exclude_libs): New option.
8316 (General_options::check_excluded_libs): New method declaration.
8317 (General_options::excluded_libs_): New field.
8318 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8319 default or protected visibility if an object has no-export flag set.
8320 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8321 (check_SCRIPTS): Add exclude_libs_test.sh.
8322 (check_DATA): Add exclude_libs_test.syms.
8323 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8324 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8325 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8326 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8327 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8328 libexclude_libs_test_2.a): New rules.
8329 * testsuite/Makefile.in: Regenerate.
8330 * testsuite/exclude_libs_test.c: New file.
8331 * testsuite/exclude_libs_test.sh: Ditto.
8332 * testsuite/exclude_libs_test_1.c: Ditto.
8333 * testsuite/exclude_libs_test_2.c: Ditto.
8335 2009-05-15 Ian Lance Taylor <iant@google.com>
8337 * configure.ac: Check for declarations for cases where libiberty.h
8338 checks HAVE_DECL_xxx.
8339 * configure, config.in: Rebuild.
8341 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8343 * gold.h (Incremental_argument_list): Remove (invalid) forward
8345 * incremental.cc (Incremental_inputs::report_achive): New method.
8346 (Incremental_inputs::report_object): New method.
8347 (Incremental_inputs::report_script): New method.
8348 (Incremental_inputs::finalize_inputs): New method.
8349 (Incremental_inputs::finalize): Call finalize_inputs().
8350 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8351 Create inputs entries.
8352 * incremental.h (Incremental_input_type): New enum.
8353 (Incremental_inputs::Incremental_input): Initialize new fields.
8354 (Incremental_inputs::report_inputs): New method.
8355 (Incremental_inputs::report_achive): New method.
8356 (Incremental_inputs::report_object): New method.
8357 (Incremental_inputs::report_script): New method.
8358 (Incremental_inputs::finalize_inputs): New method.
8359 (Incremental_inputs::Input_info): New struct.
8360 (Incremental_inputs::Input_info_map): New typedef.
8361 (Incremental_inputs::lock_): New field.
8362 (Incremental_inputs::Inputs_): New field.
8363 (Incremental_inputs::Inputs_map): New field.
8364 * main.cc (main): Call Incremental_input::report_inputs.
8365 * options.h (Input_argument_list): Typedef moved from
8367 (Input_file_group::Files): Remove, use ::Input_argument_list.
8368 (Input_file_group::Input_argument_list): Remove, use
8369 ::Input_argument_list.
8370 * plugin.cc (Plugin_manager::add_input_file): Add error in
8372 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8374 * script.cc (read_input_script): Call
8375 Incremental_input::report_script.
8376 * script.h (Script_info): New class.
8378 2009-04-27 Ian Lance Taylor <iant@google.com>
8380 * x86_64.cc (do_adjust_output_section): Set entsize to
8383 2009-04-23 Elliott Hughes <enh@google.com>
8385 * output.cc (Output_file::close): After short writes, continue
8386 writing from the correct offset in the buffer being written.
8388 2009-04-23 Chris Demetriou <cgd@google.com>
8390 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8391 * configure: Regenerate.
8392 * config.in: Regenerate.
8393 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8394 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8396 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8398 * incremental.cc (Incremental_inputs_header_data): Renamed from
8399 Incremental_input_header_data.
8400 (Incremental_inputs_header_data::data_size): New field.
8401 (Incremental_inputs_header_data::put_input_file_count): Renamed
8402 from input_file_count.
8403 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8404 from command_line_offset.
8405 (Incremental_inputs_header_data::put_reserved): Renamed from
8407 (Incremental_inputs_entry_data): Renamed from
8408 Incremental_input_entry_data.
8409 (Incremental_inputs_entry_data::data_size): New field.
8410 (Incremental_inputs::report_command_line): New method.
8411 (Incremental_inputs::finalize): New method.
8412 (Incremental_inputs::create_incremental_inputs_data): New method.
8413 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8414 * incremental.h: New file.
8415 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8416 (Layout::finalize): Create incremental inputs section in
8418 (Layout::create_incremental_info_sections): New method.
8419 * layout.h (Layout::incremental_inputs): New method.
8420 (Layout::create_incremental_info_sections): New method.
8421 (Layout::incremental_inputs_): New field.
8422 * main.cc (main): Notify Incremental_input of the command line.
8424 2009-04-01 Ian Lance Taylor <iant@google.com>
8425 Mikolaj Zalewski <mikolajz@google.com>
8427 * gold.h (reserve_unordered_map): Define, three versions, one for
8428 each version of Unordered_map.
8429 * layout.cc (Layout::Layout): Remove options parameter. Add
8430 number_of_input_files parameter. Don't initialize options_.
8431 Initialize number_of_input_files_ and resized_signatures_. Move
8432 sections_are_attached_.
8433 (Layout::layout_group): Reserve space for group_signatures_.
8434 (Layout::find_or_add_kept_section): Change name parameter to be a
8435 reference. Resize signatures_ map when it gets large enough.
8436 (Layout::layout_eh_frame): Use parameters->options() instead of
8438 (Layout::make_output_section): Likewise.
8439 (Layout::attach_allocated_section_to_segment): Likewise.
8440 (Layout::finalize, Layout::create_executable_stack): Likewise.
8441 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8442 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8443 * layout.h (class Layout): Update declarations. Remove options_
8444 field. Add number_of_input_files_ and resized_signatures_
8445 fields. Move sections_are_attached_ field.
8446 * main.cc (main): Pass number of input files to Layout
8447 constructor. Don't pass options.
8449 2009-03-30 Ian Lance Taylor <iant@google.com>
8451 * ffsll.c (ffsll): Correct implementation.
8453 2009-03-27 Ian Lance Taylor <iant@google.com>
8455 * ffsll.c: New file.
8456 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8457 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8458 * ftruncate.c (ftruncate): Declare before definition.
8459 * mremap.c (mremap): Likewise.
8460 * pread.c (pread): Likewise.
8461 * configure, Makefile.in, config.in: Rebuild.
8463 * mremap.c: New file.
8464 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8465 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8466 (mremap): Declare if HAVE_MREMAP is not defined.
8467 * configure, Makefile.in, config.in: Rebuild.
8469 2009-03-27 Cary Coutant <ccoutant@google.com>
8471 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8472 position independent.
8473 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8474 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8476 2009-03-24 Cary Coutant <ccoutant@google.com>
8478 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8480 (needs_dynamic_reloc): Likewise.
8482 2009-03-24 Ian Lance Taylor <iant@google.com>
8484 * yyscript.y (file_cmd): Recognize EXTERN.
8485 (extern_name_list, extern_name_list_body): New nonterminals.
8486 * script.cc (script_add_extern): Define.
8487 * script-c.h (script_add_extern): Declare.
8489 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8491 * object.cc (is_elf_object): Define.
8492 * object.h (is_elf_object): Declare.
8493 * archive.cc (Archive::get_elf_object_for_member): Call
8495 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8497 2009-03-24 Elliott Hughes <enh@google.com>
8499 * output.cc (Output_file::map_anonymous): Define.
8500 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8501 try an anonymous one. Report the size if the mmap fails.
8502 * output.h (class Output_file): Declare map_anonymous.
8504 2009-03-24 Ian Lance Taylor <iant@google.com>
8506 * target-select.cc (instantiate_target): Don't acquire the lock if
8507 the instantiated_target_ field has already been set.
8509 2009-03-23 Ian Lance Taylor <iant@google.com>
8511 * gold-threads.h (class Initialize_lock): Define.
8512 * gold-threads.cc (class Initialize_lock_once): Define.
8513 (initialize_lock_control): New static variable.
8514 (initialize_lock_pointer): New static variable.
8515 (initialize_lock_once): New static function.
8516 (Initialize_lock::Initialize_lock): Define.
8517 (Initialize_lock::initialize): Define.
8518 * target-select.h: Include "gold-threads.h".
8519 (class Target_selector): Add lock_ and initialize_lock_ fields.
8520 Don't define instantiate_target, just declare it.
8521 * target-select.cc (Target_selector::Target_selector): Initialize
8523 (Target_selector::instantiate_target): Define.
8524 * descriptors.h: Include "gold-threads.h".
8525 (class Descriptors): Add initialize_lock_ field.
8526 * descriptors.cc (Descriptors::Descriptors): Initialize new
8528 (Descriptors::open): Use initialize_lock_ field
8529 * errors.h (class Errors): Add initialize_lock_ field.
8530 * errors.cc (Errors::Errors): Initialize new field.
8531 (Errors::initialize_lock): Use initialize_lock_ field.
8532 * powerpc.cc (class Target_selector_powerpc): Remove
8533 instantiated_target_ field. In do_recognize call
8534 instantiate_target rather than do_instantiate_target. In
8535 do_instantiate_target just allocate a new target.
8536 * sparc.cc (class Target_selector_sparc): Likewise.
8538 * freebsd.h: New file.
8539 * i386.cc: Include "freebsd.h".
8540 (Target_i386): Derive from Target_freebsd rather than
8542 (Target_selector_i386): Derive from Target_selector_freebsd rather
8543 than Target_selector.
8544 * x86_64.cc: Include "freebsd.h".
8545 (Target_x86_64): Derive from Target_freebsd rather than
8547 (Target_selector_x86_64): Derive from Target_selector_freebsd
8548 rather than Target_selector.
8549 * target.h (class Target): Add adjust_elf_header and
8550 do_adjust_elf_header.
8551 * output.cc (Output_file_header:: do_sized_write): Call target
8552 adjust_elf_header routine.
8553 * configure.tgt: Set targ_osabi.
8554 * configure.ac: Define GOLD_DEFAULT_OSABI.
8555 * parameters.cc (Parameters::default_target): Pass
8556 GOLD_DEFAULT_OSABI to select_target.
8557 * target-select.h (class Target_selector): Make instantiate_target
8558 protected rather than private.
8559 * Makefile.am (HFILES): Add freebsd.h.
8560 * configure, Makefile.in, config.in: Rebuild.
8562 * merge.cc (do_add_input_section): Correct pend value. Change
8563 message about last entry not being null terminated from error to
8566 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8568 * incremental.cc: New file.
8569 * Makefile.am (CCFILES): Add incremental.cc.
8570 * Makefile.in: Rebuild.
8572 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8574 * layout.cc (Layout::output_section_name): Preserve names
8575 of '.note.' sections.
8577 2009-03-19 Ian Lance Taylor <iant@google.com>
8579 * descriptors.cc (Descriptors::open): Check that the options are
8580 valid before using them.
8582 2009-03-18 Ian Lance Taylor <iant@google.com>
8584 * script-sections.h: Include <list>.
8585 (class Script_sections): Change Sections_elements from std::vector
8586 to std::list. Typedef public Elements_iterator. Add
8587 orphan_section_placement_, data_segment_align_start_, and
8588 saw_data_segment_align_ fields. Remove data_segment_align_index_
8590 * script-sections.cc (class Orphan_section_placement): New class.
8591 (class Sections_element): Add virtual functions is_relro and
8592 orphan_section_init. Remove virtual function place_orphan_here.
8593 (class Output_section_definition): Add is_relro and
8594 orphan_section_init. Remove place_orphan_here.
8595 (class Orphan_output_section): Likewise.
8596 (Script_sections::Script_sections): Update for field changes.
8597 (Script_sections::data_segment_align): Set saw_data_segment_align_
8598 and data_segment_align_start_, not data_segment_align_index.
8599 (Script_sections::data_segment_relro_end): Check
8600 saw_data_segment_align_. Use data_segment_align_start_ rather
8601 than data_segment_align_index_.
8602 (Script_sections::place_orphan): Rewrite to use
8603 Orphan_section_placement.
8605 2009-03-17 Ian Lance Taylor <iant@google.com>
8607 * archive.cc (Archive::add_symbols): Check for a version attached
8608 to the symbol name in the archive map.
8609 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8610 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8611 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8612 (ver_test_11.a): New target.
8613 * testsuite/Makefile.in: Rebuild.
8615 * configure.ac: Check for chsize and posix_fallocate. Replace
8617 * ftruncate.c: New file, from gnulib.
8618 * output.cc (posix_fallocate): Define dummy version if not
8619 HAVE_POSIX_FALLOCATE.
8620 (Output_file::map): Call posix_fallocate rather than lseek and
8622 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8623 * configure, Makefile.in, config.in: Rebuild.
8625 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8627 * layout.h (Layout::create_note): Add section_name parameter.
8628 * layout.cc (Layout::create_note): Likewise.
8629 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8631 2009-03-17 Ian Lance Taylor <iant@google.com>
8633 * descriptors.cc: Include "options.h".
8634 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8635 (Descriptors::open): Always use O_CLOEXEC when opening a new
8636 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8637 then set FD_CLOEXEC.
8639 * sparc.cc (class Target_sparc): Add has_got_section.
8640 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8641 make sure we have a GOT section.
8643 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8644 (Target_sparc::Scan::local): Likewise.
8645 (Target_sparc::Scan::global): Likewise.
8646 (Target_sparc::Relocate::relocate): Likewise.
8647 (Target_sparc::Relocate::relocate_tls): Likewise.
8649 * symtab.cc (Symbol_table::define_default_version): New function,
8650 broken out of add_from_object.
8651 (Symbol_table::add_from_object): Call define_default_version.
8652 (Symbol_table::define_special_symbol): Add resolve_oldsym
8653 parameter. Change all callers. If the version for a symbol comes
8654 from a version script, resolve it with the symbol with the same
8655 name with no version. Also add the symbol without a version if
8657 (do_define_in_output_data): If resolving with oldsym, don't delete
8659 (do_define_in_output_segment): Likewise.
8660 (do_define_as_constant): Likewise.
8661 * symtab.h (class Symbol_table): Update declarations.
8663 2009-03-13 Ian Lance Taylor <iant@google.com>
8665 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8666 (Read_symbols::requeue): New function.
8667 (Read_symbols::do_read_symbols): If make_elf_object fails because
8668 the target type is not configured, and the file was searched for,
8669 issue a warning and retry with the next directory.
8670 (Add_symbols::run): If the file has an incompatible format, and
8671 it was searched for, requeue the Read_symbols task. On error,
8673 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8674 dirindex parameter to constructor. Change all callers. Declare
8675 incompatible_warning and requeue.
8676 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8677 input_argument_ and input_group_ fields. Add them to
8678 constructor. Change all callers.
8679 (class Read_script): Add dirindex_ field. Add it to constructor.
8681 * archive.cc (Archive::setup): Remove input_objects parameter.
8683 (Archive::get_file_and_offset): Likewise.
8684 (Archive::read_all_symbols): Likewise.
8685 (Archive::read_symbols): Likewise.
8686 (Archive::get_elf_object_for_member): Remove input_objects
8687 parameter. Add punconfigured parameter. Change all callers.
8688 (Archive::add_symbols): Change return type to bool. Check return
8689 value of include_member.
8690 (Archive::include_all_members): Likewise.
8691 (Archive::include_member): Change return type to bool. Return
8692 false if first included object has incompatible target. Set
8693 included_member_ field.
8694 (Add_archive_symbols::run): If add_symbols returns false, requeue
8696 * archive.h (class Archive): Add included_member_ field.
8697 Initialize it in constructor. Add input_file and searched_for
8698 methods. Update declarations.
8699 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8700 input_argument_ fields. Add them to constructor. Change all
8702 * script.cc: Include "target-select.h".
8703 (class Parser_closure): Add skip_on_incompatible_target_ and
8704 found_incompatible_target_ fields. Add
8705 skip_on_incompatible_target parameter to constructor. Change all
8706 callers. Add methods skip_on_incompatible_target,
8707 clear_skip_on_incompatible_target, found_incompatible_target, and
8708 set_found_incompatible_target.
8709 (read_input_script): Add dirindex parameter. Change all callers.
8710 If parser finds an incompatible target, requeue Read_symbols
8712 (script_set_symbol): Clear skip_on_incompatible_target in
8714 (script_add_assertion, script_parse_option): Likewise.
8715 (script_start_sections, script_add_phdr): Likewise.
8716 (script_check_output_format): New function.
8717 * script.h (read_input_script): Update declaration.
8718 * script-c.h (script_check_output_format): Declare.
8719 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8720 (ignore_cmd): Remove OUTPUT_FORMAT.
8721 * fileread.cc (Input_file::Input_file): Add explicit this.
8722 (Input_file::will_search_for): New function.
8723 (Input_file::open): Add pindex parameter. Change all callers.
8724 * fileread.h (class Input_file): Add input_file_argument method.
8725 Declare will_search_for. Update declarations.
8726 * object.cc (make_elf_object): Add punconfigured parameter.
8728 * object.h (class Object): Make input_file public. Add
8729 searched_for method.
8730 (make_elf_object): Update declaration.
8731 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8733 * dirsearch.h (class Dirsearch): Update declaration.
8734 * options.h (class General_options): Add --warn-search-mismatch.
8735 * parameters.cc (Parameters::is_compatible_target): New function.
8736 * parameters.h (class Parameters): Declare is_compatible_target.
8737 * workqueue.cc (Workqueue::add_blocker): New function.
8738 * workqueue.h (class Workqueue): Declare add_blocker.
8740 * fileread.cc (Input_file::open): Remove options parameter.
8742 (Input_file::open_binary): Likewise.
8743 * script.cc (read_input_script): Likewise.
8744 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8745 options parameter from constructor. Change all callers.
8746 (class Read_script): Likewise.
8747 * fileread.h (class Input_file): Update declarations.
8748 * script.h (read_input_script): Update declaration.
8750 2009-03-10 Nick Clifton <nickc@redhat.com>
8752 * po/es.po: New Spanish translation.
8754 2009-03-06 Cary Coutant <ccoutant@google.com>
8756 * options.cc (parse_short_option): Keep dash_z from registering itself.
8758 2009-03-03 Ian Lance Taylor <iant@google.com>
8761 * target-reloc.h (relocate_section): Pass output_section to
8763 * i386.cc (Target_i386::should_apply_static_reloc): Add
8764 output_section parameter. Change all callers.
8765 (Target_i386::Relocate::relocate): Add output_section parameter.
8766 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8767 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8768 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8769 * testsuite/two_file_shared.sh: New script.
8770 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8771 (check_DATA): Add two_file_shared.dbg.
8772 (two_file_shared.dbg): New target.
8773 * testsuite/Makefile.in: Rebuild.
8775 2009-03-01 Ian Lance Taylor <iant@google.com>
8777 * configure.ac: Check for byteswap.h.
8778 * configure: Rebuild.
8779 * config.in: Rebuild.
8781 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8783 * layout.cc (Layout::find_or_add_kept_section): New function.
8784 (Layout::add_comdat): Removed.
8785 * layout.h (struct Kept_section): Move out of class Layout.
8786 Remove trailing underscores from field names. Add group_sections
8787 field. Rename group_ field to is_group. Change all uses.
8788 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8789 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8790 comdat_groups_ field.
8791 (Sized_relobj::include_section_group): Use
8792 find_or_add_kept_section and Kept_section::group_sections.
8793 (Sized_relobj::include_linkonce_section): Likewise.
8794 * object.cc (class Sized_relobj): Don't define Comdat_group or
8795 Comdat_group_table. Remove find_comdat_group and
8796 add_comdat_group. Remove comdat_groups_ field.
8797 * plugin.cc (include_comdat_group): Use
8798 Layout::find_or_add_kept_section.
8800 2009-02-28 Ian Lance Taylor <iant@google.com>
8802 * README: --gc-sections and map files are now supported. Document
8803 some build requirements.
8806 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8807 relocatable link set the value of the section symbol to zero.
8808 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8809 relocatable link don't include the section address in the local
8812 2009-02-27 Ian Lance Taylor <iant@google.com>
8815 * options.h (class Search_directory): Add is_system_directory.
8816 (class General_options): Declare is_in_system_directory.
8817 * options.cc (get_relative_sysroot): Make static.
8818 (get_default_sysroot): Make static.
8819 (General_optoins::is_in_system_directory): New function.
8820 * fileread.cc (Input_file::is_in_system_directory): New function.
8821 * fileread.h (class Input_file): Declare is_in_system_directory.
8822 * object.h (class Object): Add is_in_system_directory.
8823 (class Input_objects): Remove system_library_directory_ field.
8824 * object.cc (Input_objects::add_object): Don't set
8825 system_library_directory_.
8826 (input_objects::found_in_system_library_directory): Remove.
8827 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8828 parameter. Change all callers.
8829 (Symbol_table::sized_write_globals): Likewise.
8830 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8831 Call Object::is_in_system_directory.
8832 * symtab.h (class Symbol_table): Update declarations.
8835 * descriptors.h (Open_descriptor): Add is_on_stack field.
8836 * descriptors.cc (Descriptors::open): If the descriptor is on the
8837 top of the stack, remove it. Initialize is_on_stack field.
8838 (Descriptors::release): Only add pod to stack if it is not on the
8840 (Descriptors::close_some_descriptor): Clear stack_next and
8844 * output.cc (Output_section::find_starting_output_address): Rename
8845 from starting_output_address; add PADDR parameter; change return
8847 * output.h (class Output_section): Declare
8848 find_starting_output_address instead of starting_output_address.
8849 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8850 section symbol for which we can't find a merge section.
8853 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8854 hidden or internal, force the symbol to be local.
8855 * resolve.cc (Symbol::override_visibility): Define.
8856 (Symbol::override_base): Use override_visibility.
8857 (Symbol_table::resolve): Likewise.
8858 (Symbol::override_base_with_special): Likewise.
8859 (Symbol_table::override_with_special): If the visibility is hidden
8860 or internal, force the symbol to be local.
8861 * symtab.h (class Symbol): Add set_visibility and
8862 override_visibility.
8863 * testsuite/ver_test_1.sh: New file.
8864 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8865 (check_DATA): Add ver_test_1.syms.
8866 (ver_test_1.syms): New target.
8867 * testsuite/Makefile.in: Rebuild.
8869 2009-02-25 Cary Coutant <ccoutant@google.com>
8871 * layout.cc (Layout::choose_output_section): Don't rename sections
8872 when using a linker script that has a SECTIONS clause.
8873 * Makefile.in: Regenerate.
8875 * testsuite/Makefile.am (script_test_5.sh): New test case.
8876 * testsuite/Makefile.in: Regenerate.
8877 * testsuite/script_test_5.cc: New file.
8878 * testsuite/script_test_5.sh: New file.
8879 * testsuite/script_test_5.t: New file.
8881 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8883 * archive.cc (Archive::include_member): Update calls to add_symbols.
8884 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8885 the Layout argument.
8886 * dynobj.h (do_add_symbols): Add the Layout argument.
8887 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8889 * object.h (Object::add_symbols): Add the Layout argument.
8890 (Object::do_add_symbols): Add the Layout argument.
8891 (Sized_relobj::do_add_symbols): Add the Layout argument.
8892 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8893 Unify the two versions.
8894 (Add_plugin_symbols): Remove.
8895 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8896 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8897 (Add_plugin_symbols): Remove.
8898 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8899 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8900 (Add_symbols::run): Make it work with Pulginobj.
8902 2009-02-06 Ian Lance Taylor <iant@google.com>
8904 * object.cc (Sized_relobj::do_layout): Make info message start
8905 with lower case letter.
8907 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
8909 * binary.cc: Fix file comment.
8911 * options.h (enum Incremental_disposition): Define.
8912 (class General_options): Add new options: --incremental,
8913 --incremental_changed, --incremental_unchanged,
8914 --incremental_unknown. Add incremental_disposition_ and
8915 implicit_incremental_ fields.
8916 (General_options::incremental_disposition): New function.
8917 (class Position_dependent_options): Add incremental_disposition
8919 (Position_dependent_options::copy_from_options): Set incremental
8921 * options.cc (General_options::parse_incremental_changed): New
8923 (General_options::parse_incremental_unchanged): New function.
8924 (General_options::parse_incremental_unknown): New function.
8925 (General_options::General_options): Initialize new fields
8926 incremental_disposition_ and implicit_incremental_.
8927 (General_options::finalize): Check for uasge of --incremental-*
8928 without --incremental.
8930 2009-02-06 Chris Demetriou <cgd@google.com>
8932 * gold.h (gold_undefined_symbol): Change to take only a Symbol
8933 pointer and to report location as the file name associated with
8935 (gold_undefined_symbol_at_location): New function to replace the
8936 old gold_undefined_symbol functionality.
8937 * target-reloc.h (relocate_section): Update to use
8938 gold_undefined_symbol_at_location.
8939 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
8940 Call gold_undefined_symbol function rather than gold_error.
8941 * errors.h (Errors::undefined_symbol): Take location as a
8942 string, rather than calculating it from a relocation.
8943 * errors.cc (Errors::fatal): Print "fatal error:" before the
8945 (Errors::error, Errors::error_at_location): Print "error: "
8946 before the formatted message.
8947 (Errors::undefined_symbol): Take location as a string, rather
8948 than calculating it from a relocation.
8949 (gold_undefined_symbol_at_location): New function akin to
8950 old gold_undefined_symbol, calculates location from relocation.
8951 (gold_undefined_symbol): Change to take only a Symbol pointer
8952 and to report location as the file name associated with the symbol.
8953 * testsuite/debug_msg.sh: Update for changed error messages.
8954 * testsuite/undef_symbol.sh: Likewise.
8956 2009-02-04 Duncan Sands <baldrick@free.fr>
8959 * reduced_debug_output.h
8960 (Output_reduced_debug_abbrev_section::failed): Use format for
8962 (Output_reduced_debug_info_section::faild): Likewise.
8964 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
8966 * script.cc (Lazy_demangler): New class.
8967 (Version_script_info::get_symbol_version_helper): Demangle a
8970 2009-01-29 Cary Coutant <ccoutant@google.com>
8972 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
8974 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8976 2009-01-28 Ian Lance Taylor <iant@google.com>
8978 * version.cc (version_string): Bump to 1.9.
8980 * gold.h: Include <cstring> and <stdint.h>.
8981 * version.cc: Include <cstdio>.
8982 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
8984 * reduced_debug_output.cc (insert_into_vector): Rename from
8985 Insert_into_vector; change all callers. Use Swap_unaligned to
8986 avoid aliasing issue; remove union since it is unnecessary.
8988 2009-01-27 Sriraman Tallam <tmsriram@google.com>
8990 * Makefile.am (CCFILES): Add gc.cc.
8992 * Makefile.in: Regenerate.
8993 * gold.cc (Gc_runner): New class.
8994 (queue_initial_tasks): Call garbage collection related tasks
8995 when corresponding options are invoked.
8996 (queue_middle_gc_tasks): New function.
8997 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
8998 processed early before laying out sections during garbage collection.
8999 * gold.h (queue_middle_gc_tasks): New function.
9000 (is_prefix_of): Move from "layout.cc".
9001 * i386.cc (Target_i386::gc_process_relocs): New function.
9002 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9003 * main.cc (main): Create object of class "Garbage_collection".
9004 * object.cc (Relobj::copy_symbols_data): New function.
9005 (Relobj::is_section_name_included): New function.
9006 (Sized_relobj::do_layout): Allow this function to be called twice
9007 during garbage collection and defer layout of section during the
9009 * object.h (Relobj::get_symbols_data): New function.
9010 (Relobj::is_section_name_included): New function.
9011 (Relobj::copy_symbols_data): New function.
9012 (Relobj::set_symbols_data): New function.
9013 (Relobj::get_relocs_data): New function.
9014 (Relobj::set_relocs_data): New function.
9015 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9016 (Relobj::gc_process_relocs): New function.
9017 (Relobj::do_gc_process_relocs): New pure virtual function.
9018 (Relobj::sd_): New data member.
9019 (Sized_relobj::is_output_section_offset_invalid): New function.
9020 (Sized_relobj::do_gc_process_relocs): New function.
9021 * options.h (General_options::gc_sections): Modify to not be a no-op.
9022 (General_options::print_gc_sections): New option.
9023 * plugin.cc (Plugin_finish::run): Remove function call to
9024 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9025 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9026 * reloc.cc (Read_relocs::run): Add task to process relocs and
9027 determine unreferenced sections when doing garbage collection.
9028 (Gc_process_relocs): New class.
9029 (Sized_relobj::do_gc_process_relocs): New function.
9030 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9031 sections that are garbage collected.
9032 * reloc.h (Gc_process_relocs): New class.
9033 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9034 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9035 symbols whose corresponding sections are garbage collected.
9036 (Symbol_table::Symbol_table): Add new parameter for the garbage
9038 (Symbol_table::gc_mark_undef_symbols): New function.
9039 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9040 (Symbol_table::gc_mark_dyn_syms): New function.
9041 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9043 (Symbol_table::add_from_object): Likewise.
9044 (Symbol_table::add_from_relobj): When building shared objects, do not
9045 treat externally visible symbols as garbage.
9046 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9047 table information for static and relocatable links.
9048 * symtab.h (Symbol_table::set_gc): New function.
9049 (Symbol_table::gc): New function.
9050 (Symbol_table::gc_mark_undef_symbols): New function.
9051 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9052 (Symbol_table::gc_mark_dyn_syms): New function.
9053 (Symbol_table::gc_): New data member.
9054 * target.h (Sized_target::gc_process_relocs): New pure virtual
9056 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9057 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9059 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9061 * options.h (General_options::gc_sections): Define as a no-op for now.
9062 (General_options::no_keep_memory): Ditto.
9063 (General_options::Bshareable): Define.
9064 * options.cc (General_options::finalize): Honor -Bshareable.
9066 2009-01-20 Andreas Schwab <schwab@suse.de>
9068 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9069 read the value in the contents, since we don't use it. Use the
9070 template endianness when writing.
9071 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9073 2009-01-19 Andreas Schwab <schwab@suse.de>
9075 * configure.tgt (powerpc64-*): Fix targ_obj.
9077 2009-01-15 Ian Lance Taylor <iant@google.com>
9079 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9080 local symbols when stripping all symbols.
9082 2009-01-14 Cary Coutant <ccoutant@google.com>
9084 * output.cc (Output_reloc): Add explicit instantiations.
9086 2009-01-14 Cary Coutant <ccoutant@google.com>
9088 * archive.cc (Archive::get_elf_object_for_member): Remove call
9089 to File_read::claim_for_plugin.
9090 * descriptors.cc (Descriptors::open): Remove reference to
9092 (Descriptors::claim_for_plugin): Remove.
9093 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9094 (Descriptors::is_claimed): Remove.
9095 (claim_descriptor_for_plugin): Remove.
9096 * fileread.cc (File_read::claim_for_plugin): Remove.
9097 * fileread.h (File_read::claim_for_plugin): Remove.
9098 (File_read::descriptor): Reopen descriptor if necessary.
9099 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9100 (Plugin_manager::all_symbols_read): Add task parameter. Change
9102 (Plugin_manager::get_input_file): New function.
9103 (Plugin_manager::release_input_file): New function.
9104 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9105 corresponding data member.
9106 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9107 and pass to base constructor. Change all callers.
9108 (get_input_file, release_input_file): New functions.
9109 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9110 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9111 (Plugin_manager::all_symbols_read): Add task parameter.
9112 (Plugin_manager::get_input_file): New function.
9113 (Plugin_manager::release_input_file): New function.
9114 (Plugin_manager::task_): New data member.
9115 (Pluginobj::Pluginobj): Add filesize parameter.
9116 (Pluginobj::filename): New function.
9117 (Pluginobj::descriptor): New function.
9118 (Pluginobj::filesize): New function.
9119 (Pluginobj::filesize_): New data member.
9120 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9121 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9122 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9124 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9125 with archive libraries.
9126 * testsuite/Makefile.in: Regenerate.
9127 * testsuite/plugin_test.c (struct sym_info): New type.
9128 (get_input_file, release_input_file): New static variables.
9129 (onload): Capture new transfer vector entries.
9130 (claim_file_hook): Stop reading at end of file according to filesize.
9131 Factor out parsing of readelf output into separate function.
9132 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9133 APIs and get the source file name from the symbol table. Convert
9134 source file name to corresponding object file name. Print info
9135 message when adding new input files.
9136 (parse_readelf_line): New function.
9137 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9138 * testsuite/plugin_test_2.sh: Likewise.
9139 * testsuite/plugin_test_3.sh: Likewise.
9140 * testsuite/plugin_test_4.sh: New test case.
9142 2009-01-07 Ian Lance Taylor <iant@google.com>
9144 * version.cc (version_string): Bump to 1.8.
9146 2008-12-23 Cary Coutant <ccoutant@google.com>
9148 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9149 * plugin.cc (Plugin_manager::finish): Rename as
9150 layout_deferred_objects. Move cleanup to separate function.
9151 (Plugin_manager::cleanup): New function.
9152 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9154 * plugin.h (Plugin_manager::finish): Rename as
9155 layout_deferred_objects.
9156 (Plugin_manager::cleanup): New function.
9157 (Plugin_manager::cleanup_done): New field.
9159 2008-12-23 Cary Coutant <ccoutant@google.com>
9161 * plugin.cc (is_visible_from_outside): New function.
9162 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9163 so we don't return "IR only" status for exported symbols or -r links.
9165 * testsuite/Makefile.am (plugin_test_3): New test case.
9166 * testsuite/Makefile.in: Regenerate.
9167 * testsuite/plugin_test_3.sh: New file.
9169 2008-12-22 Cary Coutant <ccoutant@google.com>
9171 * object.cc (Sized_relobj::layout_section): New function.
9172 (Sized_relobj::do_layout): Defer layout of input sections until after
9173 plugin has provided replacement files.
9174 (Sized_relobj::do_layout_deferred_sections): New function.
9175 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9176 (Relobj::layout_deferred_sections): New function.
9177 (Relobj::do_layout_deferred_sections): New function.
9178 (Sized_relobj::do_layout_deferred_sections): New function.
9179 (Sized_relobj::layout_section): New function.
9180 (Sized_relobj::Deferred_layout): New structure.
9181 (Sized_relobj::deferred_layout_): New field.
9182 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9183 Change all callers. Layout deferred sections.
9184 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9186 (Plugin_hook::run): Move code from do_plugin_hook inline.
9187 (Plugin_hook::do_plugin_hook): Remove.
9188 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9189 (Plugin_manager::finish): Renamed, was cleanup.
9190 (Plugin_manager::should_defer_layout): New function.
9191 (Plugin_manager::add_deferred_layout_object): New function.
9192 (Plugin_manager::Deferred_layout_list): New type.
9193 (Plugin_manager::deferred_layout_objects_): New field.
9194 (Plugin_hook::do_plugin_hook): Remove.
9196 2008-12-17 Ian Lance Taylor <iant@google.com>
9198 * options.h (class General_options): Add --no case for
9201 2008-12-16 Cary Coutant <ccoutant@google.com>
9203 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9205 (Plugin_manager::claim_file): Create plugin object even if
9206 plugin did not call the add_symbols callback.
9207 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9208 asking for more symbols than were added.
9209 * testsuite/Makefile.am (plugin_test_1): Add test case with
9211 (empty.syms): New target.
9212 * testsuite/Makefile.in: Regenerate.
9213 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9214 message. Don't call add_symbols if no globals.
9215 (all_symbols_read_hook): Don't provide replacement for empty
9218 2008-12-12 Ian Lance Taylor <iant@google.com>
9220 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9221 r_type == 0 for a local symbol with r_sym == 0.
9222 (scan_relocatable_relocs): Pass r_sym to
9223 local_non_section_strategy.
9224 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9227 * configure.ac: Update test for TLS descriptors: they are
9228 supported as of glibc 2.9.
9229 * configure: Rebuild.
9231 2008-12-11 Ian Lance Taylor <iant@google.com>
9234 * target-reloc.h (Default_scan_relocatable_relocs): For each
9235 function, map r_type == 0 to RELOC_DISCARD.
9237 2008-12-10 Cary Coutant <ccoutant@google.com>
9239 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9240 object to override a kept COMDAT group from a plugin object.
9242 2008-12-09 Ian Lance Taylor <iant@google.com>
9245 * yyscript.y (file_cmd): Handle INPUT.
9247 * testsuite/initpri1.c: Change all declarations to be full
9248 prototypes by adding void, to avoid compiler warnings.
9250 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9252 * options.cc (General_options::parse_plugin_opt): New.
9253 (General_options::add_plugin): The argument now is just the filename.
9254 (General_options::add_plugin_option): New.
9255 * options.h (plugin_opt): New.
9256 (add_plugin): Change argument name.
9257 (add_plugin_option): New.
9258 * plugin.cc (Plugin::load): Don't parse the plugin option.
9259 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9260 (Plugin::add_option): New.
9261 (Plugin::args_): Change type.
9262 (Plugin::filename_): New.
9263 (Plugin_manager::add_plugin_option): New.
9264 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9265 * testsuite/Makefile.in: Regenerate.
9267 2008-12-05 Cary Coutant <ccoutant@google.com>
9269 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9270 Handle --strip-lto-sections option.
9271 * options.h (strip_lto_sections): New option.
9273 2008-12-01 Cary Coutant <ccoutant@google.com>
9275 * plugin.cc (ld_plugin_message): Change format parameter to const.
9276 Fix mismatch between new[] and delete.
9278 2008-11-14 Cary Coutant <ccoutant@google.com>
9280 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9283 2008-11-05 Craig Silverstein <csilvers@google.com>
9285 * options.cc (General_options::parse_dynamic_list): New function.
9286 * options.h (General_options): New flags dynamic_list,
9287 dynamic_list_data, dynamic_list_cpp_new, and
9288 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9289 (General_options::in_dynamic_list): New function.
9290 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9291 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9292 (Lex::can_continue_name): Likewise.
9294 (read_script_file): New parameter script_options.
9295 (read_dynamic_list): New function.
9296 (Script_options::define_dynamic_list): New function.
9297 (dynamic_list_keyword_parsecodes): New variable.
9298 (dynamic_list_keywords): New variable.
9299 * script.h (Script_options::define_dynamic_list): New function
9301 (read_dynamic_list): New function prototype.
9302 * symtab.cc (strprefix): New macro.
9303 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9304 dynamic_list_data, dynamic_list_cpp_new, and
9305 dynamic_list_cpp_typeinfo.
9306 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9307 (dynamic_list_expr): New rule.
9308 (dynamic_list_nodes): Likewise.
9309 (dynamic_list_node): Likewise.
9310 * testsuite/Makefile.am (dynamic_list): New test.
9311 * testsuite/Makefile.in: Regenerated.
9312 * testsuite/dynamic_list.t: New file.
9313 * testsuite/dynamic_list.sh: New file.
9315 2008-11-05 Craig Silverstein <csilvers@google.com>
9317 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9318 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9319 (t11_last): Likewise.
9320 * testsuite/ver_test_6.c (main): Likewise.
9322 2008-10-07 Cary Coutant <ccoutant@google.com>
9324 * options.c (General_options::finalize): Add check for -static and
9326 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9329 2008-10-02 Cary Coutant <ccoutant@google.com>
9331 * plugin.cc (make_sized_plugin_object): Fix conditional
9332 compilation to work when not all targets are enabled.
9334 2008-09-29 Cary Coutant <ccoutant@google.com>
9336 * archive.cc (Archive::get_file_and_offset): Use filename instead
9337 of name to get library path.
9338 (Archive::include_member): Unlock external member of a thin archive.
9340 * testsuite/Makefile.am (TEST_AR): New variable.
9341 (thin_archive_test_1): New test.
9342 (thin_archive_test_2): New test.
9343 * testsuite/Makefile.in: Regenerate.
9344 * testsuite/thin_archive_main.cc: New file.
9345 * testsuite/thin_archive_test_1.cc: New file.
9346 * testsuite/thin_archive_test_2.cc: New file.
9347 * testsuite/thin_archive_test_3.cc: New file.
9348 * testsuite/thin_archive_test_4.cc: New file.
9350 2008-09-29 Cary Coutant <ccoutant@google.com>
9352 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9353 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9355 (Sized_relobj::do_finalize_local_symbols): Likewise.
9356 (Sized_relobj::map_to_kept_section): Likewise.
9357 * object.h (Sized_relobj::invalid_address): New constant.
9358 (Sized_relobj::do_output_section_offset): Check for invalid_address
9360 * output.cc (Output_reloc::local_section_offset): Use constant
9361 invalid_address instead of -1U.
9362 (Output_reloc::get_address): Likewise.
9363 (Output_section::output_address): Change -1U to -1ULL.
9364 * output.h (Output_reloc::invalid_address): New constant.
9365 * reloc.cc (Sized_relobj::write_sections): Use constant
9366 invalid_address instead of -1U.
9367 (Sized_relobj::relocate_sections): Likewise.
9368 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9369 values for merge sections.
9370 * target-reloc.h (relocate_for_relocatable): Use constant
9371 invalid_address instead of -1U.
9373 2008-09-19 Cary Coutant <ccoutant@google.com>
9375 Add plugin functionality for link-time optimization (LTO).
9376 * configure.ac (plugins): Add --enable-plugins option.
9377 * configure: Regenerate.
9378 * config.in: Regenerate.
9379 * Makefile.am (LIBDL): New variable.
9380 (CCFILES): Add plugin.cc.
9381 (HFILES): Add plugin.h.
9382 (ldadd_var): Add LIBDL.
9383 * Makefile.in: Regenerate.
9385 * archive.cc: Include "plugin.h".
9386 (Archive::setup): Don't preread archive symbols when using a plugin.
9387 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9388 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9390 (Archive::include_member): Add symbols from plugin objects.
9391 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9392 * descriptors.cc (Descriptors::open): Check for file descriptors
9393 abandoned by plugins.
9394 (Descriptors::claim_for_plugin): New function.
9395 * descriptors.h (Descriptors::claim_for_plugin): New function.
9396 (Open_descriptor::is_claimed): New field.
9397 (claim_descriptor_for_plugin): New function.
9398 * fileread.cc (File_read::claim_for_plugin): New function.
9399 * fileread.h (File_read::claim_for_plugin): New function.
9400 (File_read::descriptor): New function.
9401 * gold.cc: Include "plugin.h".
9402 (queue_initial_tasks): Add task to call plugin hooks for generating
9404 * main.cc: Include "plugin.h".
9405 (main): Load plugin libraries.
9406 * object.h (Pluginobj): Declare.
9407 (Object::pluginobj): New function.
9408 (Object::do_pluginobj): New function.
9409 (Object::set_target): New function.
9410 * options.cc: Include "plugin.h".
9411 (General_options::parse_plugin): New function.
9412 (General_options::General_options): Initialize plugins_ field.
9413 (General_options::add_plugin): New function.
9414 * options.h (Plugin_manager): Declare.
9415 (General_options): Add --plugin option.
9416 (General_options::has_plugins): New function.
9417 (General_options::plugins): New function.
9418 (General_options::add_plugin): New function.
9419 (General_options::plugins_): New field.
9420 * plugin.cc: New file.
9421 * plugin.h: New file.
9422 * readsyms.cc: Include "plugin.h".
9423 (Read_symbols::do_read_symbols): Check for archive before checking
9424 for ELF file. Call plugin hooks to claim files.
9425 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9426 from a real object file; force override when processing replacement
9428 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9429 (Symbol::init_base_object): Likewise.
9430 (Symbol::init_base_output_data): Likewise.
9431 (Symbol::init_base_output_segment): Likewise.
9432 (Symbol::init_base_constant): Likewise.
9433 (Symbol::init_base_undefined): Likewise.
9434 (Symbol::output_section): Assert that object is not a plugin.
9435 (Symbol_table::add_from_pluginobj): New function.
9436 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9438 (Symbol_table::sized_write_globals): Likewise.
9439 (Symbol_table::add_from_pluginobj): Instantiate template.
9440 * symtab.h (Sized_pluginobj): Declare.
9441 (Symbol::in_real_elf): New function.
9442 (Symbol::set_in_real_elf): New function.
9443 (Symbol::in_real_elf_): New field.
9444 (Symbol_table::add_from_pluginobj): New function.
9446 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9447 (LIBDL): New variable.
9449 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9450 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9451 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9452 (MOSTLYCLEANFILES): Likewise.
9453 * testsuite/Makefile.in: Regenerate.
9454 * testsuite/plugin_test.c: New file.
9455 * testsuite/plugin_test_1.sh: New file.
9456 * testsuite/plugin_test_2.sh: New file.
9458 2008-09-16 Ian Lance Taylor <iant@google.com>
9460 * target-reloc.h (relocate_section): Check whether a symbol is
9461 defined by the ABI before reporting an undefined symbol error.
9462 * target.h (Target::is_defined_by_abi): Make parameter const.
9463 (Target::do_is_defined_by_abi): Likewise.
9464 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9465 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9466 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9467 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9468 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9469 * testsuite/Makefile.in: Rebuild.
9471 * fileread.cc (make_view): Add casts to avoid warning.
9473 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9475 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9476 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9478 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9480 * options.h (General_options::output_is_executable): New.
9481 (General_options::output_is_pie): New.
9482 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9483 for shared libraries.
9484 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9486 2008-09-11 Chris Demetriou <cgd@google.com>
9488 * options.h (origin): New -z option.
9489 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9490 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9493 2008-09-05 Cary Coutant <ccoutant@google.com>
9495 * fileread.cc (File_read::make_view): Add check for attempt to map
9498 2008-09-05 Cary Coutant <ccoutant@google.com>
9500 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9501 explicit instantiations.
9503 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9506 * options.cc (General_options::finalize): Allow undefined symbols
9507 in shlibs if linking -shared.
9510 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9511 symbols as not needing a dynsym entry.
9513 2008-08-20 Craig Silverstein <csilvers@google.com>
9515 * fileread.cc (File_read::open): Do not lock the file unless it
9516 was successfully opened.
9518 2008-08-14 Cary Coutant <ccoutant@google.com>
9520 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9521 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9522 * testsuite/tls_test.cc (struct int128): 128-bit struct
9523 for testing TLS relocs with non-zero addend.
9524 (v12): New TLS variable.
9526 (t_last): Add check for v12.
9527 * testsuite/tls_test.h (t12): New function.
9528 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9530 2008-08-13 Ian Lance Taylor <iant@google.com>
9532 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9533 set tls_segment_ or relro_segment_.
9534 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9536 * output.h (Output_section::clear_is_relro): New function.
9537 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9538 sections specially even when output_data_ is empty.
9539 (Output_segment::maximum_alignment): When first section is relro,
9540 only force alignment for PT_LOAD segments.
9541 * script.cc (script_data_segment_align): New function.
9542 (script_data_segment_relro_end): New function.
9543 * script-c.h (script_data_segment_align): Declare.
9544 (script_data_segment_relro_end): Declare.
9545 * script-sections.h (class Script_sections): Declare
9546 data_segment_align and data_segment_relro_end. Add fields
9547 segment_align_index_ and saw_relro_end_.
9548 * script-sections.cc (class Sections_element): Add set_is_relro
9549 virtual function. Add new bool* parameter to place_orphan_here.
9550 Add get_output_section virtual function.
9551 (class Output_section_definition): Add set_is_relro. Add new
9552 bool* parameter to place_orphan_here. Add get_output_section.
9553 Add is_relro_ field.
9554 (Output_section_definition::Output_section_definition): Initialize
9555 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9556 and is_relro_ fields.
9557 (Output_section_definition::place_orphan_here): Add is_relro
9559 (Output_section_definition::set_section_addresses): Set relro for
9561 (Output_section_definition::alternate_constraint): Likewise.
9562 (class Orphan_output_section): Add new bool* parameter to
9563 place_orphan_here. Add get_output_section.
9564 (Orphan_output_section::place_orphan_here): Add is_relro
9566 (Script_sections::Script_sections): Initialize
9567 data_segment_align_index_ and saw_relro_end_.
9568 (Script_sections::data_segment_align): New function.
9569 (Script_sections::data_segment_relro_end): New function.
9570 (Script_sections::place_orphan): Set or clear is_relro.
9571 (Script_sections::set_section_addresses): Force alignment of first
9573 * yyscript.y (exp): Call script_data_segment_align and
9574 script_data_segment_relro_end.
9575 * testsuite/relro_script_test.t: New file.
9576 * testsuite/relro_test.cc (using_script): Declare.
9577 (t1, t2): Test using_script.
9578 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9579 (relro_script_test_SOURCES): Define.
9580 (relro_script_test_DEPENDENCIES): Define.
9581 (relro_script_test_LDFLAGS): Define.
9582 (relro_script_test_LDADD): Define.
9583 (relro_script_test.so): New target.
9584 * testsuite/Makefile.in: Rebuild.
9586 2008-08-06 Cary Coutant <ccoutant@google.com>
9588 * archive.cc (Archive::total_archives, Archive::total_members)
9589 (Archive::total_members_loaded): New variables.
9590 (Archive::setup): Add parameter. Add option to preread
9592 (Archive::read_armap): Add counter.
9593 (Archive::get_file_and_offset): New function.
9594 (Archive::get_elf_object_for_member): New function.
9595 (Archive::read_all_symbols): New function.
9596 (Archive::read_symbols): New function.
9597 (Archive::add_symbols): Add counters.
9598 (Archive::include_all_members): Use armap to find members if it's
9600 (Archive::include_member): Skip reading symbols if already read.
9601 Factored code into Archive::get_file_and_offset and
9602 Archive::get_elf_object_for_member. Changed call to
9603 Mapfile::report_include_archive_member.
9604 (Archive::print_stats): New function.
9605 * archive.h: Declare Object and Read_symbols_data classes.
9606 (Archive::Archive): Add initializers for new members.
9607 (Archive::setup): Add parameter.
9608 (Archive::print_stats): New function.
9609 (Archive::total_archives, Archive::total_members)
9610 (Archive::total_members_loaded): New variables.
9611 (Archive::get_file_and_offset): New function.
9612 (Archive::get_elf_object_for_member): New function.
9613 (Archive::read_all_symbols): New function.
9614 (Archive::read_symbols): New function.
9615 (Archive::Archive_member): New class.
9616 (Archive::members_): New member.
9617 (Archive::num_members_): New member.
9618 * main.cc: Include archive.h.
9619 (main): Call Archive::print_stats.
9620 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9621 archive parameter; member_name is now the fully-decorated name.
9622 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9623 * options.h: (General_options): Add --preread-archive-symbols option.
9624 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9627 2008-08-04 Ian Lance Taylor <iant@google.com>
9629 * symtab.h (Symbol::use_plt_offset): New function.
9630 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9631 * powerpc.cc (Relocate::relocate): Likewise.
9632 * sparc.cc (Relocate::relocate): Likewise.
9633 * x86_64.cc (Relocate::relocate): Likewise.
9634 * testsuite/weak_plt.sh: New test.
9635 * testsuite/weak_plt_main.cc: New test.
9636 * testsuite/weak_plt_shared.cc: New test.
9637 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9638 (check_PROGRAMS): Add weak_plt.
9639 (check_DATA): Add weak_plt_shared.so.
9640 (weak_plt_main_pic.o, weak_plt): New targets.
9641 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9642 * testsuite/Makefile.in: Rebuild.
9644 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9646 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9647 * testsuite/Makefile.in: Rebuild.
9649 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9651 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9652 * Makefile.in: Regenerate.
9653 * po/POTFILES.in: Regenerate.
9655 2008-07-29 Ian Lance Taylor <iant@google.com>
9657 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9658 symbols before other symbols.
9659 * testsuite/script_test_2.cc (test_addr): Declare.
9660 (test_addr_alias): Declare.
9661 (main): Check that test_addr and test_addr_alias have the right
9663 * testsuite/script_test_2.t: Define test_addr_alias and
9666 2008-07-24 Ian Lance Taylor <iant@google.com>
9669 * descriptors.cc: New file.
9670 * descriptors.h: New file.
9671 * gold-threads.h (class Hold_optional_lock): New class.
9672 * fileread.cc: Include "descriptors.h".
9673 (File_read::~File_read): Release descriptor rather than closing
9675 (File_read::open) [file]: Call open_descriptor rather than open.
9676 Set is_descriptor_opened_.
9677 (File_read::open) [memory]: Assert that descriptor is not open.
9678 (File_read::reopen_descriptor): New function.
9679 (File_read::release): Release descriptor.
9680 (File_read::do_read): Make non-const. Reopen descriptor.
9681 (File_read::read): Make non-const.
9682 (File_read::make_view): Reopen descriptor.
9683 (File_read::do_readv): Likewise.
9684 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9685 Update declarations.
9686 * layout.cc: Include "descriptors.h".
9687 (Layout::create_build_id): Use open_descriptor rather than open.
9688 * output.cc: Include "descriptors.h".
9689 (Output_file::open): Use open_descriptor rather than open.
9690 * archive.cc (Archive::const_iterator): Change Archive to be
9692 (Archive::begin, Archive::end): Make non-const.
9693 (Archive::count_members): Likewise.
9694 * archive.h (class Archive): Update declarations.
9695 * object.h (Object::read): Make non-const.
9696 * Makefile.am (CCFILES): Add descriptors.cc.
9697 (HFILES): Add descriptors.h.
9698 * Makefile.in: Rebuild.
9701 * gold.h: Always include <clocale>. Add Solaris workarounds
9702 following code in binutils/sysdep.h.
9705 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9706 this->eh_frame_hdr_ is NULL before using it.
9708 * dynobj.cc (Versions::Versions): Update comment.
9710 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9711 the base version name.
9713 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9714 array size plus one.
9715 (Stringpool_template::set_string_offsets): Subtract one from key
9716 before using it as an array index.
9717 (Stringpool_template::get_offset_with_length): Likewise.
9718 (Stringpool_template::write_to_buffer): Likewise.
9719 * stringpool.h (Stringpool_template::get_offset_from_key):
9722 2008-07-23 Ian Lance Taylor <iant@google.com>
9725 * object.h (Merged_symbol_value::value): Do our best to handle a
9729 * script.cc (Version_script_info::get_versions): Don't add empty
9730 version tag to return value.
9731 (Version_script_info::get_symbol_version_helper): Change return
9732 type to bool. Add pversion parameter. Change all callers.
9733 (script_register_vers_node): Don't require a non-NULL tag.
9734 * script.h (class Version_script_info): Update declarations.
9735 (Version_script_info::get_symbol_version): Change return type to
9736 bool. Add version parameter. Change all callers.
9737 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9738 handling. Handle an empty version from a version script.
9739 (Symbol_table::define_special_symbol): Likewise.
9740 * testsuite/ver_test_10.script: New file.
9741 * testsuite/ver_test_10.sh: New file.
9742 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9743 (check_DATA): Add ver_test_10.syms.
9744 (ver_test_10.syms, ver_test_10.so): New target.
9745 * testsuite/Makefile.in: Rebuild.
9747 2008-07-23 Simon Baldwin <simonb@google.com>
9749 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9750 to zero for undefined symbols from dynamic libraries.
9752 2008-07-23 Ian Lance Taylor <iant@google.com>
9754 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9756 * symtab.h (class Symbol_table): Update declaration.
9757 * testsuite/ver_test_9.cc: New file.
9758 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9759 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9760 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9761 (ver_test_9.so, ver_test_9.o): New targets.
9762 * testsuite/Makefile.in: Rebuild.
9764 2008-07-22 Ian Lance Taylor <iant@google.com>
9766 * options.h (class General_options): Define --check-sections.
9767 * layout.cc (Layout::set_segment_offsets): Handle
9770 * options.h (class General_options): Define -n/--nmagic and
9772 * options.cc (General_options::finalize): For -n/--nmagic or
9773 -N/--omagic, set -static.
9774 * layout.cc (Layout::attach_allocated_section_to_segment): If
9775 -N/--omagic, don't put read-only and read-write sections in
9777 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9778 finding a read-only segment.
9779 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9780 don't set the minimum segment alignment to the common page size,
9781 and don't set the file offset to the address modulo the page size.
9782 * script-sections.cc (Script_sections::create_segments): If
9783 -n/--omagic, don't put read-only and read-write sections in
9786 * cref.cc: New file.
9788 * options.h (class General_options): Add --print-symbol-counts.
9789 * main.cc (main): Issue defined symbol report if requested.
9790 * archive.cc (Archive::interpret_header): Make into a const member
9792 (Archive::add_symbols): Call Input_objects::archive_start and
9794 (Archive::const_iterator): Define new class.
9795 (Archive::begin, Archive::end): New functions.
9796 (Archive::include_all_members): Rewrite to use iterator.
9797 (Archive::count_members): New function.
9798 * archive.h (class Archive): Update declarations.
9799 (Archive::filename): New function.
9800 * object.cc: Include "cref.h".
9801 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9802 (Sized_relobj::do_get_global_symbol_counts): New function.
9803 (Input_objects::add_object): Add object to cross-referencer.
9804 (Input_objects::archive_start): New function.
9805 (Input_objects::archive_stop): New function.
9806 (Input_objects::print_symbol_counts): New function.
9807 * object.h: Declare Cref and Archive.
9808 (Object::get_global_symbol_counts): New function.
9809 (Object::do_get_global_symbol_counts): New pure virtual function.
9810 (class Sized_relobj): Add defined_count_ field. Update
9812 (class Input_objects): Add cref_ field. Update constructor.
9813 Update declarations.
9814 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9816 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9818 (Sized_dynobj::do_get_global_symbol_counts): New function.
9819 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9820 defined_count_. Update declarations. Define Symbols typedef.
9821 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9822 parameter. Change all callers.
9823 (Symbol_table::add_from_dynobj): Add sympointers and defined
9824 parameters. Change all callers.
9825 * symtab.h (class Symbol_table): Update declarations.
9826 * Makefile.am (CCFILES): Add cref.cc.
9827 (HFILES): Add cref.h.
9828 * Makefile.in: Rebuild.
9830 2008-07-22 Simon Baldwin <simonb@google.com>
9832 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9833 to zero when writing undefined symbols.
9835 2008-07-22 Ian Lance Taylor <iant@google.com>
9837 * output.cc (Output_section::add_input_section): Don't try to
9838 merge empty merge sections.
9840 2008-07-21 Craig Silverstein <csilvers@google.com>
9842 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9843 Include symbol version in error message.
9845 2008-07-20 Chris Demetriou <cgd@google.com>
9847 * configure.ac (gold_cv_c_random_seed): New configured variable.
9848 (RANDOM_SEED_CFLAGS): New substituted variable.
9849 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9850 * configure: Rebuild.
9851 * Makefile.in: Likewise.
9852 * testsuite/Makefile.in: Likewise.
9854 2008-07-18 Ian Lance Taylor <iant@google.com>
9856 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9857 where we see NAME/NULL and NAME/VERSION as separate symbols.
9858 * testsuite/ver_test_main.cc (main): Call t4.
9859 (t4, t4_2a): Define.
9860 * testsuite/ver_test_2.cc (t4_2): Define.
9861 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9862 * testsuite/ver_test_4.cc (t4_2a): Define.
9863 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9864 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9866 2008-07-17 Ian Lance Taylor <iant@google.com>
9868 * dynobj.cc (Versions::add_def): If we give an error about a
9869 missing version, go ahead and create the version anyhow.
9871 2008-07-10 Ian Lance Taylor <iant@google.com>
9873 Handle output sections with more than 0x7fffffff bytes.
9874 * object.h (class Relobj): Change map_to_output_ to
9875 output_sections_, and just keep a section pointer. Change all
9876 uses. Move comdat group support to Sized_relobj.
9877 (Relobj::is_section_specially_mapped): Remove.
9878 (Relobj::output_section): Remove poff parameter. Change all
9880 (Relobj::output_section_offset): New function.
9881 (Relobj::set_section_offset): Rewrite.
9882 (Relobj::map_to_output): Remove.
9883 (Relobj::output_sections): New function.
9884 (Relobj::do_output_section_offset): New pure virtual function.
9885 (Relobj::do_set_section_offset): Likewise.
9886 (class Sized_relobj): Add section_offsets_ field. Add comdat
9887 group support from Relobj. Update declarations.
9888 (Sized_relobj::get_output_section_offset): New function.
9889 (Sized_relobj::do_output_section_offset): New function.
9890 (Sized_relobj::do_set_section_offset): New function.
9891 * object.cc (Relobj::output_section_address): Remove.
9892 (Sized_relobj::Sized_relobj): Initialize new fields.
9893 (Sized_relobj::include_section_group): Cast find_kept_object to
9895 (Sized_relobj::include_linkonce_section): Likewise.
9896 (Sized_relobj::do_layout): Use separate arrays for output section
9898 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9900 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9901 output_sections and section_offsets.
9902 (Sized_relobj::write_local_symbols): Likewise.
9903 (map_to_kept_section): Compute output address directly.
9904 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9905 output_sections and section_offsets.
9906 (Sized_relobj::write_sections): Likewise.
9907 (Sized_relobj::relocate_sections): Likewise.
9908 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
9909 * output.h (class Output_reloc): Update declarations. Change
9910 u2_.relobj to Sized_relobj*.
9911 (class Output_data_reloc): Change add functions to use
9913 * output.cc (Output_reloc::Output_reloc): Change relobj to
9915 (Output_reloc::local_section_offset): Change return type to
9916 Elf_Addr. Use get_output_section_offset.
9917 (Output_reloc::get_address): Likewise.
9918 (Output_section::is_input_address_mapped): Don't call
9919 is_section_specially_mapped.
9920 (Output_section::output_offset): Likewise.
9921 (Output_section::output_address): Likewise.
9922 (Output_section::starting_output_address): Likewise.
9923 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
9924 parameter to Sized_relobj*.
9925 (Copy_relocs::need_copy_reloc): Likewise.
9926 (Copy_relocs::save): Likewise.
9927 * copy-relocs.h (class Copy_relocs): Update declarations.
9928 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
9929 Sized_relobj*. Change relobj_ field to Sized_relobj*.
9930 * target-reloc.h (relocate_for_relocatable): Change
9931 offset_in_output_section type to Elf_Addr. Change code that uses
9933 * layout.cc (Layout::layout): Always set *off.
9934 * mapfile.cc (Mapfile::print_input_section): Use
9935 output_section_offset.
9936 * i386.cc (Target_i386::copy_reloc): Change object parameter to
9938 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
9939 * sparc.cc (Target_sparc::copy_reloc): Likewise.
9940 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
9942 2008-07-03 Ian Lance Taylor <iant@google.com>
9944 * layout.cc (Layout::include_section): Do not discard unrecognized
9945 SHT_STRTAB sections.
9947 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
9949 * script.cc (Lex::can_continue_name): Make '?' allowable in
9950 version-script names.
9951 * testsuite/version_script.map: Change glob pattern to use '?'
9953 2008-06-30 Manish Singh <yosh@gimp.org>
9956 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
9959 2008-06-30 Ian Lance Taylor <iant@google.com>
9963 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
9964 versions]: Don't try to read the value in the contents, since we
9965 don't use it. Use the template endianness when writing.
9967 2008-06-25 Cary Coutant <ccoutant@google.com>
9969 * fileread.cc (File_read::make_view): Assert on zero-length view.
9970 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
9971 symbol table when there are no symbols to read.
9973 2008-06-23 Craig Silverstein <csilvers@google.com>
9975 * version.cc (version_string): Bump to 1.7
9977 2008-06-18 Craig Silverstein <csilvers@google.com>
9979 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
9980 constant 0xFFFF to type Valtype.
9981 (Powerpc_relocate_functions::rel16_ha): Likewise.
9983 2008-06-17 Ian Lance Taylor <iant@google.com>
9985 * output.h (Output_section::Input_section): Initialize p2align_ to
9986 zero for Output_section_data constructors.
9987 (Output_section::Input_section::addralign): If not an input
9988 section, return the alignment of the Output_section_data.
9989 * testsuite/copy_test.cc: New file.
9990 * testsuite/copy_test_1.cc: New file.
9991 * testsuite/copy_test_2.cc: New file.
9992 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
9993 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
9994 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
9995 (copy_test_1_pic.o, copy_test_1.so): New targets.
9996 (copy_test_2_pic.o, copy_test_2.so): New targets.
9997 * testsuite/Makefile.in: Rebuild.
9999 * script-sections.cc (Script_sections::place_orphan): Initialize
10000 local variable exact.
10002 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10004 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10006 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10007 David S. Miller <davem@davemloft.net>
10009 * powerpc.cc: New file.
10010 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10011 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10012 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10013 * Makefile.in: Rebuild.
10015 2008-06-09 Ian Lance Taylor <iant@google.com>
10017 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10019 (throwing, orig_terminate): New static variables.
10020 (terminate_handler): New static function.
10021 (t2): Set terminate handler.
10023 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10026 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10029 2008-05-30 Cary Coutant <ccoutant@google.com>
10031 * archive.cc (Archive::include_all_members) Correct to step
10032 over symbol table and extended name table in thin archives.
10034 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10037 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10040 2008-05-28 Caleb Howe <cshowe@google.com>
10042 * reduced_debug_output.cc: New file.
10043 * reduced_debug_output.h: New file.
10044 * options.h (class General_options): Add --strip-debug-non-line.
10045 * options.cc (General_options::finalize): Add strip_debug_non_line
10046 to the strip heirarchy.
10047 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10049 * layout.cc: Include "reduced_debug_output.h".
10050 (Layout::Layout): Initialize new fields.
10051 (line_only_debug_sections): New static array.
10052 (is_lines_only_debug_sections): New static inline function.
10053 (Layout::include_section): Handle --strip-debug-non-line.
10054 (Layout::make_output_section): If --strip-debug-non-line, build
10055 new output sections for .debug_abbrev and .debug_info.
10056 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10057 gold. Warn about possible overflow.
10058 (read_signed_LEB_128): Likewise.
10059 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10060 (read_signed_LEB_128): Declare.
10061 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10062 (HFILES): Add reduced_debug_output.h.
10063 * Makefile.in: Rebuild.
10065 2008-05-21 Ian Lance Taylor <iant@google.com>
10067 * mapfile.cc: New file.
10068 * mapfile.h: New file.
10069 * options.h (class General_options): Add -M/--print-map and -Map.
10070 * options.cc (General_options::finalize): Make -M equivalent to
10072 * main.cc: Include <cstdio> and "mapfile.h".
10073 (main): Open mapfile if requested.
10074 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10075 constructor. Change caller.
10076 (queue_initial_tasks): Add mapfile parameter. Change caller.
10077 (queue_middle_tasks): Likewise.
10078 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10080 * archive.cc: Include "mapfile.h".
10081 (Archive::add_symbols): Add mapfile parameter. Change all
10082 callers. Pass mapfile, symbol, and reason to include_member.
10083 (Archive::include_all_members): Add mapfile parameter. Change all
10085 (Archive::include_member): Add mapfile, sym, and why parameters.
10086 Change all callers. Report inclusion to map file.
10087 * archive.h: Include "fileread.h".
10088 (class Archive): Update declarations.
10089 (Archive::file): New const method.
10090 (class Add_archive_symbols): Add mapfile_ field. Update
10091 constructor. Change all callers.
10092 * readsyms.h (class Read_symbols): Likewise.
10093 (class Finish_group): Likewise.
10094 (class Read_script): Likewise.
10095 * common.cc: Include "mapfile.h".
10096 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10098 (Symbol_table::do_allocate_commons): Likewise.
10099 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10100 symbol allocation to mapfile.
10101 * common.h (class Allocate_commons_task): Add mapfile_ field.
10102 Update constructor. Change all callers.
10103 * symtab.h (class Symbol_table): Update declarations.
10104 * layout.cc: Include "mapfile.h".
10105 (Layout_task_runner::run): Print information to mapfile.
10106 (Layout::create_gold_note): Change Output_data_fixed_space to
10107 Output_data_zero_fill.
10108 (Layout::create_build_id): Likewise.
10109 (Layout::print_to_mapfile): New function.
10110 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10111 constructor. Change caller.
10112 (class Layout): Declare print_to_mapfile.
10113 * output.cc (Output_section::Input_section::print_to_mapfile): New
10115 (Output_section::add_input_section): If producing a map, always
10116 add to input_sections_ list.
10117 (Output_section::do_print_to_mapfile): New function.
10118 (Output_segment::print_sections_to_mapfile): New function.
10119 (Output_segment::print_section_list_to_mapfile): New function.
10120 * output.h: Include "mapfile.h".
10121 (Output_data::print_to_mapfile): New function.
10122 (Output_data::do_print_to_mapfile): New virtual function.
10123 (Output_segment_headers::do_print_to_mapfile): New function.
10124 (Output_file_header::do_print_to_mapfile): New function.
10125 (Output_data_const::do_print_to_mapfile): New function.
10126 (class Output_data_const_buffer): Add map_name_ field. Update
10127 constructor. Change all callers. Add do_print_to_mapfile
10129 (class Output_data_fixed_space): Likewise.
10130 (class Output_data_space): Likewise.
10131 (class Output_data_zero_fill): New class.
10132 (Output_data_strtab::do_print_to_mapfile): New function.
10133 (Output_data_reloc_base::do_print_to_mapfile): New function.
10134 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10135 (Output_data_group::do_print_to_mapfile): New function.
10136 (Output_data_got::do_print_to_mapfile): New function.
10137 (Output_data_dynamic::do_print_to_mapfile): New function.
10138 (Output_symtab_xindex::do_print_to_mapfile): New function.
10139 (class Output_section): Declare do_print_to_mapflie. Declare
10140 print_to_mapfile in Input_section.
10141 (class Output_segment): Declare new functions.
10142 * object.h (Sized_relobj::symbol_count): New function.
10143 * script-sections.cc
10144 (Output_section_element_dot_assignment::set_section_addresses):
10145 Change Output_data_fixed_space to Output_data_zero_fill.
10146 (Output_data_expression::do_print_to_mapfile): New function.
10147 * script.cc (read_input_script): Add mapfile parameter. Change
10149 * script.h (read_input_script): Update declaration.
10150 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10151 (Eh_frame::do_print_to_mapfile): New function.
10152 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10153 (Output_merge_string::do_print_to_mapfile): New function.
10154 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10156 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10158 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10160 * Makefile.am (CCFILES): Add mapfile.cc.
10161 (HFILES): Add mapfile.h.
10162 * Makefile.in: Rebuild.
10164 2008-05-19 Ian Lance Taylor <iant@google.com>
10166 * options.h (class General_options): Add -z relro.
10167 * layout.cc (Layout::Layout): Initialize relro_segment_.
10168 (Layout::add_output_section_data): Return the output section.
10169 (Layout::make_output_section): Rcognize relro sections and mark
10170 them appropriately.
10171 (Layout::attach_allocated_section_to_segment): Put relro sections
10172 in a PT_GNU_RELRO segment.
10173 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10175 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10177 (Layout::linkonce_mapping): Map d.rel.ro.local to
10178 .data.rel.ro.local.
10179 (Layout::output_section_name): Us .data.rel.ro.local for any
10180 section which begins with that.
10181 * layout.h (class Layout): Update add_output_section_data
10182 declaration. Add relro_segment_ field.
10183 * output.cc (Output_section::Output_section): Initialize is_relro_
10184 and is_relro_local_ fields.
10185 (Output_segment::add_output_section): Group relro sections.
10186 (Output_segment::is_first_section_relro): New function.
10187 (Output_segment::maximum_alignment): If there is a relro section,
10188 align the segment to the common page size.
10189 (Output_segment::set_section_addresses): Track whether we are
10190 looking at relro sections. If the last section is a relro
10191 section, align to the common page size.
10192 (Output_segment::set_section_list_addresses): Add in_relro
10193 parameter. Change all callers. Align to the page size when
10194 moving from relro to non-relro section.
10195 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10197 * output.h (class Output_section): Add is_relro_ and
10198 is_relro_local_ fields.
10199 (Output_section::is_relro): New function.
10200 (Output_section::set_is_relro): New function.
10201 (Output_section::is_relro_local): New function.
10202 (Output_section::set_is_relro_local): New function.
10203 (class Output_segment): Update declarations.
10204 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10205 * sparc.cc (Target_sparc::got_section): Likewise.
10206 * x86_64.cc (Target_x86_64::got_section): Likewise.
10207 * testsuite/relro_test_main.cc: New file.
10208 * testsuite/relro_test.cc: New file.
10209 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10210 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10211 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10212 (relro_test.so, relro_test_pic.o): New targets.
10213 * testsuite/Makefile.in: Rebuild.
10215 2008-05-16 Ian Lance Taylor <iant@google.com>
10217 * output.cc (Output_segment::add_output_section): Remove front
10219 * output.h (class Output_segment): Remove
10220 add_initial_output_section and overloaded add_output_section.
10221 Update declaration of remaining add_output_section.
10222 * layout.cc (Layout::create_interp): Call add_output_section
10223 rather than add_initial_output_section.
10224 (Layout::finish_dynamic_section): Likewise.
10226 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10227 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10228 know the dynamic type.
10229 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10230 field. Initialize it in constructor.
10231 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10232 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10233 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10236 * output.cc (Output_reloc::get_address): Change return type to
10238 * output.h (class Output_reloc): Update get_address declaration.
10239 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10240 for section addresses.
10242 2008-05-09 Ian Lance Taylor <iant@google.com>
10245 * gold.cc (gold_nomem): Use return value of write.
10247 2008-05-08 Ian Lance Taylor <iant@google.com>
10249 * symtab.c (Symbol::init_base_output_data): Add version
10250 parameter. Change all callers.
10251 (Symbol::init_base_output_segment): Likewise.
10252 (Symbol::init_base_constant): Likewise.
10253 (Symbol::init_base_undefined): Likewise.
10254 (Sized_symbol::init_output_data): Likewise.
10255 (Sized_symbol::init_output_segment): Likewise.
10256 (Sized_symbol::init_constant): Likewise.
10257 (Sized_symbol::init_undefined): Likewise.
10258 (Symbol_table::do_define_in_output_data): If the new symbol has a
10259 version, mark it as the default.
10260 (Symbol_table::do_define_in_output_segment): Likewise.
10261 (Symbol_table::do_define_as_constant): Likewise.
10262 * symtab.h (class Symbol): Update declarations.
10263 (class Sized_symbol): Likewise.
10264 * resolve.cc (Symbol::override_version): New function.
10265 (Symbol::override_base): Call override_version.
10266 (Symbol::override_base_with_special): Likewise.
10267 * testsuite/ver_script_8.script: New file.
10268 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10269 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10270 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10271 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10273 2008-05-06 Ian Lance Taylor <iant@google.com>
10276 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10278 (class General_options): Remove existing --undefined, and add
10279 --no-undefined instead. Add new --undefined as synonym for -u.
10280 * archive.cc (Archive::add_symbols): Check whether symbol was
10282 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10283 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10284 all uses. Add IS_UNDEFINED. Update declarations to split
10285 different versions of init_base. Declare init_base_undefined.
10286 (Symbol::is_defined): Handle IS_UNDEFINED.
10287 (Symbol::is_undefined): Likewise.
10288 (Symbol::is_weak_undefined): Call is_undefined.
10289 (Symbol::is_absolute): Handle IS_CONSTANT.
10290 (class Sized_symbol): Update declarations to split different
10291 versions of init. Declare init_undefined.
10292 (class Symbol_table): Declare new functions.
10293 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10294 Change all callers.
10295 (Symbol::init_base_output_data): Likewise.
10296 (Symbol::init_base_output_segment): Likewise.
10297 (Symbol::init_base_constant): Likewise.
10298 (Symbol::init_base_undefined): New function.
10299 (Sized_symbol::init_object): Rename from init. Change all
10301 (Sized_symbol::init_output_data): Likewise.
10302 (Sized_symbol::init_output_segment): Likewise.
10303 (Sized_symbol::init_constant): Likewise.
10304 (Sized_symbol::init_undefined): New function.
10305 (Symbol_table::add_undefined_symbols_from_command_line): New
10307 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10309 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10310 (Symbol::output_section): Likewise.
10311 (Symbol::set_output_section): Likewise.
10312 (Symbol_table::sized_finalize_symbol): Likewise.
10313 (Symbol_table::sized_write_globals): Likewise.
10314 * resolve.cc (Symbol_table::should_override): Likewise.
10315 (Symbol::override_base_with_special): Likewise.
10317 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10318 symbol, change it to have default visibility.
10319 * testsuite/protected_1.cc: New file.
10320 * testsuite/protected_2.cc: New file.
10321 * testsuite/protected_3.cc: New file.
10322 * testsuite/protected_main_1.cc: New file.
10323 * testsuite/protected_main_2.cc: New file.
10324 * testsuite/protected_main_3.cc: New file.
10325 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10326 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10327 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10328 (protected_1.so): New target.
10329 (protected_1_pic.o, protected_2_pic.o): New targets.
10330 (protected_3_pic.o): New target.
10331 (check_PROGRAMS): Add protected_2.
10332 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10333 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10334 * testsuite/Makefile.in: Rebuild.
10336 * options.h (DEFINE_var): Add set_user_set_##varname__.
10337 (DEFINE_bool_alias): New macro.
10338 (class General_options): Define -Bstatic using DEFINE_bool_alias
10339 rather than DEFINE_special. Add --undefined as an alias for -z
10341 * options.cc (General_options::parse_Bstatic): Remove.
10343 * options.h (class General_options): Add --fatal-warnings.
10344 * main.cc (main): Implement --fatal-warnings.
10345 * errors.h (Errors::warning_count): New function.
10347 * options.h (class General_options): Add -Bsymbolic-functions.
10348 * symtab.h (Symbol::is_preemptible): Check for
10349 -Bsymbolic-functions.
10351 2008-05-05 Ian Lance Taylor <iant@google.com>
10353 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10354 as noVARNAME rather than no-VARNAME.
10355 (class General_options): Add option -z combreloc.
10356 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10358 (Output_reloc::sort_before) [SHT_REL]: New function.
10359 (Output_reloc::sort_before) [SHT_RELA]: New function.
10360 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10361 Sort_relocs_comparison.
10362 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10363 parameter. Change all callers.
10364 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10365 sort_relocs parameter. Change all callers.
10366 * output.cc (Output_reloc::get_address): New function, broken out
10368 (Output_reloc::write_rel): Call it.
10369 (Output_reloc::compare): New function.
10370 (Output_data_reloc_base::do_write): Optionally sort relocs.
10372 * configure.ac: If targ_extra_obj is set, link it in.
10373 * configure.tgt: Initialize all variables.
10374 (x86_64*): Set targ_extra_obj and targ_extra_size.
10375 * configure: Rebuild.
10377 * object.cc (Sized_relobj::include_section_group): Adjust section
10378 indexes read from group data. Build vector to pass to
10380 * layout.cc (Layout::layout_group): Add flags and shndxes
10381 parameters. Remove contents parameter. Change caller. Update
10382 explicit instantiations.
10383 * layout.h (class Layout): Update layout_group declaration.
10384 * output.cc (Output_data_group::Output_data_group): Add flags and
10385 input_shndxes parameters. Remove contents parameter. Change
10387 (Output_data_group::do_write): Change input_sections_ to
10389 * output.h (class Output_data_group): Update constructor
10390 declaration. Rename input_sections_ to input_shndxes_.
10391 * testsuite/many_sections_test.cc: Add template.
10393 2008-04-30 Cary Coutant <ccoutant@google.com>
10395 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10397 * layout.cc (Layout::include_section): Refactored check for debug
10399 (Layout::add_comdat): Add new parameters. Change type
10400 of signature parameter. Add object and shndx to signatures table.
10401 (Layout::find_kept_object): New function.
10402 * layout.h: Include <cstring>.
10403 (Layout::is_debug_info_section): New function.
10404 (Layout::add_comdat): Add new parameters.
10405 (Layout::find_kept_object): New function.
10406 (Layout::Kept_section): New struct.
10407 (Layout::Signatures): Change type of map range.
10408 * object.cc (Relobj::output_section_address): New function.
10409 (Sized_relobj::include_section_group): Add new parameters. Change
10410 calls to Layout::add_comdat. Change to build table of kept comdat
10411 groups and table mapping discarded sections to kept sections.
10412 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10413 (Sized_relobj::do_layout): Change calls to include_section_group and
10414 include_linkonce_section.
10415 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10416 value to zero when section is discarded.
10417 (Sized_relobj::map_to_kept_section): New function.
10418 * object.h (Relobj::output_section_address): New function.
10419 (Relobj::Comdat_group): New type.
10420 (Relobj::find_comdat_group): New function.
10421 (Relobj::Comdat_group_table): New type.
10422 (Relobj::Kept_comdat_section): New type.
10423 (Relobj::Kept_comdat_section_table): New type.
10424 (Relobj::add_comdat_group): New function.
10425 (Relobj::set_kept_comdat_section): New function.
10426 (Relobj::get_kept_comdat_section): New function.
10427 (Relobj::comdat_groups_): New field.
10428 (Relobj::kept_comdat_sections_): New field.
10429 (Symbol_value::input_value): Update comment.
10430 (Sized_relobj::map_to_kept_section) New function.
10431 (Sized_relobj::include_linkonce_section): Add new parameter.
10432 * target-reloc.h (Comdat_behavior): New type.
10433 (get_comdat_behavior): New function.
10434 (relocate_section): Add code to map a discarded section to the
10435 corresponding kept section when applying a relocation.
10437 2008-04-30 Craig Silverstein <csilvers@google.com>
10439 * dwarf_reader.cc (next_generation_count): New static var.
10440 (Addr2line_cache_entry): New struct.
10441 (addr2line_cache): New static var.
10442 (Dwarf_line_info::one_addr2line): Added caching.
10443 (Dwarf_line_info::clear_addr2line_cache): New function.
10444 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10445 cache-size parameter.
10446 (Dwarf_line_info::one_addr2line_cache): New function.
10447 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10448 new cache-size argument to one_addr2line(), and clear cache.
10450 2008-04-28 Cary Coutant <ccoutant@google.com>
10452 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10453 R_386_PC8 relocations.
10455 2008-04-23 Ian Lance Taylor <iant@google.com>
10457 * object.cc (Sized_relobj::include_section_group): Check for
10458 invalid section group.
10460 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10463 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10464 than read for file header.
10465 * archive.cc (Archive::include_member): Likewise.
10467 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10469 * aclocal.m4: Regenerate.
10470 * configure: Regenerate.
10472 2008-04-19 Ian Lance Taylor <iant@google.com>
10474 * version.cc (version_string): Bump to 1.6.
10476 * testsuite/Makefile.am (many_sections_r_test): New target.
10477 (many_sections_r_test_SOURCES): Remove.
10478 (many_sections_r_test_DEPENDENCIES): Remove.
10479 (many_sections_r_test_LDFLAGS): Remove.
10480 (many_sections_r_test_LDADD): Remove.
10482 * object.cc (Sized_relobj::do_add_symbols): Always pass
10483 local_symbol_count_ to add_from_relobj.
10485 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10486 every thousand variables.
10487 * testsuite/Makefile.in: Rebuild.
10489 * object.cc (Xindex::initialize_symtab_xindex): New function.
10490 (Xindex::read_symtab_xindex): New function.
10491 (Xindex::sym_xindex_to_shndx): New function.
10492 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10494 (Sized_relobj::do_initialize_xindex): New function.
10495 (Sized_relobj::do_read_symbols): Adjust section links.
10496 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10497 parameter. Change all callers.
10498 (Sized_relobj::include_section_group): Adjust section links and
10499 symbol section indexes.
10500 (Sized_relobj::do_layout): Adjust section links.
10501 (Sized_relobj::do_count_local_symbols): Adjust section links and
10502 symbol section indexes.
10503 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10504 ordinary and special symbols.
10505 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10506 dynsym_xindex parameters. Change all callers. Adjust section
10507 links. Use SHN_XINDEX when needed.
10508 (Sized_relobj::get_symbol_location_info): Adjust section links.
10509 Don't get fooled by special symbols.
10510 * object.h (class Xindex): Define.
10511 (class Object): Add xindex_ parameter. Declare virtual functoin
10512 do_initialize_xindex.
10513 (Object::adjust_sym_shndx): New function.
10514 (Object::set_xindex): New protected function.
10515 (class Symbol_value): Add is_ordinary_shndx_ field.
10516 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10517 (Symbol_value::value): Assert ordinary section.
10518 (Symbol_value::initialize_input_to_output_map): Likewise.
10519 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10520 Change all callers.
10521 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10523 (class Sized_relobj): Update declarations.
10524 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10525 parameter. Change all callers.
10526 (Sized_relobj::adjust_shndx): New function.
10527 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10529 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10530 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10531 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10532 (Sized_dynobj::read_dynsym_section): Adjust section links.
10533 (Sized_dynobj::read_dynamic): Likewise.
10534 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10536 (Sized_dynobj::do_initialize_xindex): New function.
10537 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10538 do_initialize_xindex.
10539 (Sized_dynobj::adjust_shndx): New function.
10540 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10541 dynsym_xindex_ fields.
10542 (Layout::finalize): Add a call to set_section_indexes before
10543 creating the symtab sections.
10544 (Layout::set_section_indexes): Don't do anything if the section
10545 already has a section index.
10546 (Layout::create_symtab_sections): Add shnum parameter. Change
10547 caller. Create .symtab_shndx section if needed.
10548 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10550 (Layout::allocated_output_section_count): New function.
10551 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10553 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10554 fields. Update declarations.
10555 (Layout::symtab_xindex): New function.
10556 (Layout::dynsym_xindex): New function.
10557 (class Write_symbols_task): Add layout_ field.
10558 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10560 * output.cc (Output_section_headers::Output_section_headers): Add
10561 shstrtab_section parameter. Change all callers.
10562 (Output_section_headers::do_sized_write): Store overflow values
10563 for section count and section string table section index in
10564 section header zero.
10565 (Output_file_header::do_sized_write): Check for overflow of
10566 section count and section string table section index.
10567 (Output_symtab_xindex::do_write): New function.
10568 (Output_symtab_xindex::endian_do_write): New function.
10569 * output.h (class Output_section_headers): Add shstrtab_section_.
10570 Update declarations.
10571 (class Output_symtab_xindex): Define.
10572 (Output_section::has_out_shndx): New function.
10573 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10575 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10576 Change all callers.
10577 (Sized_symbol::init): Likewise.
10578 (Symbol::output_section): Check for ordinary symbol.
10579 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10580 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10582 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10583 Change all callers. Simplify handling of symbols from sections
10584 not included in the link.
10585 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10587 (Weak_alias_sorter::operator()): Assert that symbols are
10589 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10591 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10592 parameters. Change all callers.
10593 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10594 symbol distinction. Use SHN_XINDEX when needed.
10595 (Symbol_table::write_section_symbol): Add symtab_xindex
10596 parameter. Change all callers.
10597 (Symbol_table::sized_write_section_symbol): Likewise. Use
10598 SHN_XINDEX when needed.
10599 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10601 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10602 (Symbol::is_defined): Check is_ordinary.
10603 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10604 (Symbol::is_absolute, Symbol::is_common): Likewise.
10605 (class Sized_symbol): Update declarations.
10606 (class Symbol_table): Update declarations.
10607 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10608 parameters. Change all callers.
10609 (Sized_symbol::override): Likewise.
10610 (Symbol_table::override): Likewise.
10611 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10612 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10613 is_ordinary, and orig_st_shndx parameters. Change all callers.
10614 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10615 to be in an ordinary section.
10616 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10617 object and is_ordinary parameters. Change all callers.
10618 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10619 Change all callers. Don't add undefined or non-ordinary symbols
10621 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10622 Change all callers.
10623 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10625 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10626 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10627 (Sized_relobj::relocate_sections): Likewise.
10628 * target-reloc.h (scan_relocs): Adjust section symbol index.
10629 (scan_relocatable_relocs): Likewise.
10630 * i386.cc (Scan::local): Check for ordinary symbols.
10631 * sparc.cc (Scan::local): Likewise.
10632 * x86_64.cc (Scan::local): Likewise.
10633 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10634 to symbol_section_and_value.
10635 * testsuite/many_sections_test.cc: New file.
10636 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10637 (check_PROGRAMS): Add many_sections_test.
10638 (many_sections_test_SOURCES): Define.
10639 (many_sections_test_DEPENDENCIES): Define.
10640 (many_sections_test_LDFLAGS): Define.
10641 (BUILT_SOURCES): Add many_sections_define.h.
10642 (many_sections_define.h): New target.
10643 (BUILT_SOURCES): Add many_sections_check.h.
10644 (many_sections_check.h): New target.
10645 (check_PROGRAMS): Add many_sections_r_test.
10646 (many_sections_r_test_SOURCES): Define.
10647 (many_sections_r_test_DEPENDENCIES): Define.
10648 (many_sections_r_test_LDFLAGS): Define.
10649 (many_sections_r_test_LDADD): Define.
10650 (many_sections_r_test.o): New target.
10651 * testsuite/Makefile.in: Rebuild.
10653 2008-04-17 Cary Coutant <ccoutant@google.com>
10655 * errors.cc (Errors::info): New function.
10656 (gold_info): New function.
10657 * errors.h (Errors::info): New function.
10658 * gold.h (gold_info): New function.
10659 * object.cc (Input_objects::add_object): Print trace output.
10660 * options.cc (options::parse_set): New function.
10661 (General_options::parse_wrap): Deleted.
10662 (General_options::General_options): Deleted initializer.
10663 * options.h (options::String_set): New typedef.
10664 (options::parse_set): New function.
10665 (DEFINE_set): New macro.
10666 (General_options::wrap): Changed to use DEFINE_set. Changed
10667 callers of any_wrap_symbols and is_wrap_symbol.
10668 (General_options::trace, General_options::trace_symbol):
10670 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10671 (General_options::wrap_symbols_): Deleted.
10672 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10674 2008-04-17 David S. Miller <davem@davemloft.net>
10676 * options.cc (General_options::parse_V): New function.
10677 * options.h: Add entries for -V and -Qy.
10679 2008-04-17 Ian Lance Taylor <iant@google.com>
10681 * common.cc (Symbol_table::allocate_commons): Remove options
10682 parameter. Change caller.
10683 (Symbol_table::do_allocate_commons): Remove options parameter.
10684 Change caller. Just call do_allocate_commons_list twice.
10685 (Symbol_table::do_allocate_commons_list): New function, broken out
10686 of do_allocate_commons.
10687 * common.h (class Allocate_commons_task): Remove options_ field.
10688 Update constructor.
10689 * symtab.cc (Symbol_table::Symbol_table): Initialize
10691 (Symbol_table::add_from_object): Put TLS common symbols on
10693 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10694 which are IN_OUTPUT_DATA.
10695 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10696 allocate_commons and do_allocate_commons declarations. Declare
10697 do_allocate_commons_list.
10698 * gold.cc (queue_middle_tasks): Update creation of
10699 Allocate_commons_task to not pass options.
10700 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10701 (TLS_TEST_C_FLAGS): New variable.
10702 (tls_test_c_pic.o): New target.
10703 (tls_test_shared.so): Link in tls_test_c_pic.o.
10704 (tls_test_c_pic_ie.o): New target.
10705 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10706 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10707 (tls_test_c.o): New target.
10708 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10709 (tls_pic_test_LDADD): Likewise.
10710 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10711 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10712 (tls_test_c_gnu2.o): New target.
10713 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10715 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10716 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10717 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10718 * testsuite/tls_test.cc: Include "config.h".
10719 (t_last): Call t11_last.
10720 * testsuite/tls_test.h (t11, t11_last): Declare.
10721 * testsuite/tls_test_c.c: New file.
10722 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10723 * configure.ac: Check for OpenMP support.
10724 * configure, config.in, Makefile.in: Rebuild.
10725 * testsuite/Makefile.in: Rebuild.
10727 2008-04-16 Cary Coutant <ccoutant@google.com>
10729 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10730 (Target_i386::tls_base_symbol_defined_): New field.
10731 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10732 (Target_i386::Scan::global): Likewise.
10733 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10734 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10735 (Target_x86_64::tls_base_symbol_defined_): New field.
10736 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10737 (Target_x86_64::Scan::global): Likewise.
10739 2008-04-16 Cary Coutant <ccoutant@google.com>
10741 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10742 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10743 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10744 building shared libraries.
10745 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10746 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10747 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10748 * testsuite/Makefile.in: Rebuild.
10749 * testsuite/weak_undef.h: New file.
10750 * testsuite/weak_undef_file1.cc: Add extra test cases.
10751 * testsuite/weak_undef_file2.cc: Likewise.
10752 * testsuite/weak_undef_test.cc: Likewise.
10754 2008-04-16 David S. Miller <davem@davemloft.net>
10756 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10757 Add issued_non_pic_error_ field. Declare check_non_pic.
10758 (Target_sparc::Scan::check_non_pic): New function.
10759 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10760 (Target_sparc::Scan::global): Likewise.
10762 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10763 * configure: Rebuild.
10765 * options.h (DEFINE_enable): New macro.
10766 (new_dtags): New enable option.
10767 (initfirst, interpose, loadfltr, nodefaultlib,
10768 nodelete, nodlopen, nodump): New -z options.
10769 * layout.cc (Layout:finish_dynamic_section): If new
10770 dtags enabled, emit DT_RUNPATH. Also, emit a
10771 DT_FLAGS_1 containing any specified -z flags.
10773 2008-04-16 Ian Lance Taylor <iant@google.com>
10775 * copy-relocs.cc: New file.
10776 * copy-relocs.h: New file.
10777 * reloc.cc: Remove Copy_relocs code.
10778 * reloc.h: Likewise.
10779 * reloc-types.h (struct Reloc_types) [both versions]: Add
10780 get_reloc_addend_noerror.
10781 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10782 variants of add_global which take an addend which must be zero.
10783 * i386.cc: Include "copy-relocs.h".
10784 (class Target_i386): Change type of copy_relocs_ to variable,
10785 update initializer.
10786 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10787 Change all callers.
10788 (Target_i386::do_finalize_sections): Change handling of
10790 * sparc.cc: Include "copy-relocs.h".
10791 (class Target_sparc): Change type of copy_relocs_ to variable,
10792 update initializer.
10793 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10794 Change all callers.
10795 (Target_sparc::do_finalize_sections): Change handling of
10797 * x86_64.cc: Include "copy-relocs.h".
10798 (class Target_x86_64): Change type of copy_relocs_ to variable,
10799 update initializer.
10800 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10801 class. Change all callers.
10802 (Target_x86_64::do_finalize_sections): Change handling of
10804 * Makefile.am (CCFILES): Add copy-relocs.cc.
10805 (HFILES): Add copy-relocs.h.
10807 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10809 * testsuite/script_test_4.sh: Permit leading zeroes.
10811 2008-04-15 Ian Lance Taylor <iant@google.com>
10813 * script-sections.cc (Script_sections::create_segments): Use
10814 header_size_adjustment even when there is enough room for the
10816 * testsuite/script_test_4.sh: New file.
10817 * testsuite/script_test_4.t: New file.
10818 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10819 (check_DATA): Add script_test_4.stdout.
10820 (MOSTLYCLEANFILES): Likewise.
10821 (script_test_4): New target.
10822 (script_test_4.stdout): New target.
10823 * testsuite/Makefile.in: Rebuild.
10825 * sparc.cc: Add definitions for Output_data_plt_sparc class
10828 2008-04-14 David S. Miller <davem@davemloft.net>
10830 * sparc.cc: New file.
10831 * Makefile.am (TARGETSOURCES): Add sparc.cc
10832 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10833 * configure.tgt: Document targ_extra_size and
10834 targ_extra_big_endian. Add entries for sparc-* and
10836 * configure.ac: Handle targ_extra_size and
10837 targ_extra_big_endian.
10838 * Makefile.in: Rebuild.
10839 * configure: Likewise.
10840 * po/POTFILES.in: Likewise.
10841 * po/gold.pot: Likewise.
10843 2008-04-14 Ian Lance Taylor <iant@google.com>
10845 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10846 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10847 in the name/type/flags to section mapping. Don't call
10848 allocate_output_section.
10849 (Layout::choose_output_section): Change parameter from adjust_name
10850 to is_input_section. Don't permit input sections after sections
10851 are attached to segments. Don't call allocate_output_section.
10852 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10853 not write_enable_output_section.
10854 (Layout::make_output_section): Don't push to
10855 unattached_section_list_ nor call attach_to_segment. Call
10856 attach_section_to_segment if sections are attached.
10857 (Layout::attach_sections_to_segments): New function.
10858 (Layout::attach_section_to_segment): New function.
10859 (Layout::attach_allocated_section_to_segment): Rename from
10860 attach_to_segment. Remove flags parameter.
10861 (Layout::allocate_output_section): Remove function.
10862 (Layout::write_enable_output_section): Remove function.
10863 * layout.h (class Layout): Update for above changes. Add new
10864 field sections_are_attached_.
10865 * output.h (Output_section::update_flags_for_input_section): New
10867 * output.cc (Output_section::add_input_section): Call
10868 update_flags_for_input_section.
10869 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10871 2008-04-11 Cary Coutant <ccoutant@google.com>
10873 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10874 thought unnecessary.
10875 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10877 2008-04-11 Ian Lance Taylor <iant@google.com>
10879 * output.h (class Output_section_data): Remove inline definition
10881 * output.cc (Output_section_data::set_addralign): New function.
10883 2008-04-11 Cary Coutant <ccoutant@google.com>
10885 Add support for TLS descriptors for i386 and x86_64.
10886 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10887 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10888 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10890 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10891 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10892 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10894 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10895 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10896 Fix problem with initial-exec relocations.
10897 (Target_i386::Relocate::relocate_tls): Likewise.
10898 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10900 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10901 support for section-plus-offset dynamic table entries.
10902 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10903 (Output_data_dynamic::Dynamic_entry): Add support for
10904 section-plus-offset dynamic table entries.
10905 (Output_data_dynamic::Classification): Likewise.
10906 (Output_data_dynamic::classification_): Renamed offset_.
10907 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
10908 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
10909 (Target_x86_64::make_plt_section): New function.
10910 (Target_x86_64::reserve_tlsdesc_entries): New function.
10911 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
10912 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
10913 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
10914 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
10915 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
10916 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
10917 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
10918 add extra PLT entry for TLS descriptors.
10919 (Output_data_plt_x86_64::got_): New field.
10920 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
10921 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
10923 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
10925 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
10926 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
10927 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
10928 R_386_TLS_DESC_CALL relocations.
10929 (Target_x86_64::Scan::global): Likewise.
10930 (Target_x86_64::do_finalize_sections): Add dynamic table entries
10931 for TLS descriptors.
10932 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
10933 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
10934 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
10935 GD-to-IE relaxation.
10936 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
10937 and TLS_DESCRIPTORS.
10938 * Makefile.in: Rebuild.
10939 * configure: Rebuild.
10940 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
10941 (tls_test_shared2.so): New target.
10942 (tls_shared_gd_to_ie_test_SOURCES): New variable.
10943 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
10944 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
10945 (tls_shared_gd_to_ie_test_LDADD): New variable.
10946 (tls_shared_gnu2_gd_to_ie_test): New target.
10947 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
10949 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
10950 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
10951 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
10952 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
10953 (tls_shared_gnu2_test): New target.
10954 (tls_test_gnu2_shared.so): New target.
10955 (tls_shared_gnu2_test_SOURCES): New variable.
10956 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
10957 (tls_shared_gnu2_test_LDFLAGS): New variable.
10958 (tls_shared_gnu2_test_LDADD): New variable.
10959 * testsuite/Makefile.in: Rebuild.
10960 * testsuite/Makefile.
10962 2008-04-11 Ian Lance Taylor <iant@google.com>
10964 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
10966 * testsuite/Makefile.in: Rebuild.
10968 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
10970 * testsuite/script_test_2.cc (main): Adjust test.
10972 2008-04-11 David S. Miller <davem@davemloft.net>
10973 Ian Lance Taylor <iant@google.com>
10975 * options.h (General_options): Add entries for '-Y' and
10977 * options.cc (General_options:finalize): If -Y was used, add those
10978 entries to the library path instead of the default "/lib" and
10981 2008-04-11 David S. Miller <davem@davemloft.net>
10983 * testsuite/justsyms.t: Start at 0x100.
10984 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
10985 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
10987 * testsuite/script_test_2.cc: Adjust string and section length
10990 2008-04-09 Ian Lance Taylor <iant@google.com>
10993 * script-sections.cc (Sections_element::allocate_to_segment): Add
10995 (Output_section_definition::allocate_to_segment): Likewise.
10996 (Orphan_output_section::allocate_to_segment): Likewise.
10997 (Script_sections::attach_sections_using_phdrs_clause): Don't
10998 propagate non-PT_LOAD segments to orphan sections.
10999 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11000 readelf rather than objdump.
11001 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11002 .interp section and PT_INTERP segment are the same size.
11003 * testsuite/Makefile.in: Rebuild.
11005 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11006 aliases for symbols defined in the same object.
11007 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11008 (weak_alias_test_SOURCES): New variable.
11009 (weak_alias_test_DEPENDENCIES): New variable.
11010 (weak_alias_test_LDFLAGS): New variable.
11011 (weak_alias_test_LDADD): New variable.
11012 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11013 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11014 (weak_alias_test_3.o): New target.
11015 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11016 * testsuite/weak_alias_test_main.cc: New file.
11017 * testsuite/weak_alias_test_1.cc: New file.
11018 * testsuite/weak_alias_test_2.cc: New file.
11019 * testsuite/weak_alias_test_3.cc: New file.
11021 2008-04-08 Ian Lance Taylor <iant@google.com>
11023 * options.h (class General_options): Add --noinhibit-exec option.
11024 * main.cc (main): Check --noinhibit-exec.
11026 * options.h (class General_options): Define --wrap as a special
11027 option. Add wrap_symbols_ field.
11028 (General_options::any_wrap_symbols): New function.
11029 (General_options::is_wrap_symbol): New function.
11030 * options.cc (General_options::parse_wrap): New function.
11031 (General_options::General_options): Initialize wrap_symbols_.
11032 * symtab.cc (Symbol_table::wrap_symbol): New function.
11033 (Symbol_table::add_from_object): Handle --wrap.
11034 * symtab.h (class Symbol_table): Declare wrap_symbol.
11035 * target.h (Target::wrap_char): New function.
11036 (Target::Target_info): Add wrap_char field.
11037 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11038 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11039 * testsuite/testfile.cc (Target_test::test_target_info):
11042 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11045 * layout.h (class Layout): Add added_eh_frame_data_ field.
11046 * layout.cc (Layout::Layout): Initialize new field.
11047 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11048 output section until we find a section we merged successfully.
11049 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11050 that the size be non-zero.
11052 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11055 2008-04-08 Craig Silverstein <csilvers@google.com>
11057 * configure.ac: Export new conditional variable HAVE_ZLIB.
11058 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11060 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11061 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11063 2008-04-07 Ian Lance Taylor <iant@google.com>
11065 * version.cc (version_string): Set to "1.5".
11067 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11068 Add issued_non_pic_error_ field. Declare check_non_pic.
11069 (Target_x86_64::Scan::check_non_pic): New function.
11070 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11071 (Target_x86_64::Scan::global): Likewise.
11073 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11074 addend parameter. Change caller. Handle merge sections.
11075 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11076 Address to Addend. Don't add in the result of
11077 local_section_offset, pass down the addend and use the returned
11079 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11080 Update declarations of local_section_offset and symbol_value.
11081 * testsuite/two_file_test_1.cc (t18): New function.
11082 * testsuite/two_file_test_2.cc (f18): New function.
11083 * testsuite/two_file_test_main.cc (main): Call t18.
11084 * testsuite/two_file_test.h (t18, f18): Declare.
11086 * configure.ac: Don't test for objdump, c++filt, or readelf.
11087 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11089 (TEST_READELF): New variable.
11090 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11091 (check_PROGRAMS): Add two_file_strip_test.
11092 (two_file_strip_test): New target.
11093 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11094 (two_file_same_shared_strip_test_SOURCES): New variable.
11095 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11096 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11097 (two_file_same_shared_strip_test_LDADD): New variable.
11098 (two_file_shared_strip.so): New target.
11099 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11100 (ver_test_5.syms, ver_test_7.syms): Likewise.
11101 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11102 (strip_test_3.stdout): Use TEST_OBJDUMP.
11103 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11105 2008-04-04 Cary Coutant <ccoutant@google.com>
11107 * symtab.h (Symbol::is_weak_undefined): New function.
11108 (Symbol::is_strong_undefined): New function.
11109 (Symbol::is_absolute): New function.
11110 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11111 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11113 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11114 (weak_undef_test): New target.
11115 * testsuite/Makefile.in: Rebuild.
11116 * testsuite/weak_undef_file1.cc: New file.
11117 * testsuite/weak_undef_file2.cc: New file.
11118 * testsuite/weak_undef_test.cc: New file.
11120 2008-04-03 Craig Silverstein <csilvers@google.com>
11122 * compressed_output.h (class Output_compressed_section): Use
11124 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11126 (zlib_compressed_suffix): Removed.
11127 (Output_compressed_section::set_final_data_size): Use unsigned
11129 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11130 Fix linker invocation.
11131 (flagstest_o_specialfile_and_compress_debug_sections):
11133 * testsuite/Makefile.in: Regenerated.
11135 2008-04-02 David S. Miller <davem@davemloft.net>
11137 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11138 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11140 2008-04-02 Craig Silverstein <csilvers@google.com>
11144 2008-04-02 Ian Lance Taylor <iant@google.com>
11146 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11147 parameters. Update for new key type to views_. Change all
11149 (File_read::read): Adjust for byteshift in returned view.
11150 (File_read::add_view): New function, broken out of
11151 find_and_make_view.
11152 (File_read::make_view): New function, broken out of
11153 find_and_make_view.
11154 (File_read::find_or_make_view): Add offset and aligned
11155 parameters. Rewrite accordingly. Change all callers.
11156 (File_read::get_view): Add offset and aligned parameters. Adjust
11157 for byteshift in return value.
11158 (File_read::get_lasting_view): Likewise.
11159 * fileread.h (class File_read): Update declarations.
11160 (class File_read::View): Add byteshift_ field. Add byteshift to
11161 constructor. Add byteshift method.
11162 * archive.h (Archive::clear_uncached_views): New function.
11163 (Archive::get_view): Add aligned parameter. Change all callers.
11164 * object.h (Object::get_view): Add aligned parameter. Change all
11166 (Object::get_lasting_view): Likewise.
11168 * fileread.cc (File_read::release): Don't call clear_views if
11169 there are multiple objects.
11170 * fileread.h (File_read::clear_uncached_views): New function.
11171 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11174 2008-03-31 Cary Coutant <ccoutant@google.com>
11176 Add thin archive support.
11177 * archive.cc (Archive::armagt): New const.
11178 (Archive::setup): Remove task parameter and calls to unlock.
11179 (Archive::unlock_nested_archives): New function.
11180 (Archive::read_header): Add nested_off parameter. Change
11182 (Archive::interpret_header): Likewise.
11183 (Archive::include_all_members): Change to handle thin
11185 (Archive::include_member): Likewise.
11186 * archive.h (Archive::Archive): Add new parameters and
11188 (Archive::armagt): New const.
11189 (Archive::setup): Remove task parameter.
11190 (Archive::unlock_nested_archives): New function.
11191 (Archive::read_header): Add nested_off parameter.
11192 (Archive::interpret_header): Likewise.
11193 (Archive::Nested_archive_table): New typedef.
11194 (Archive::is_thin_archive_): New field.
11195 (Archive::nested_archives_): New field.
11196 (Archive::options_): New field.
11197 (Archive::dirpath_): New field.
11198 (Archive::task_): New field.
11199 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11200 for thin archives. Pass additional parameters to
11201 Archive::Archive. Unlock the archive file after calling
11204 2008-03-29 Ian Lance Taylor <iant@google.com>
11206 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11207 version symbol to be local.
11208 * testsuite/ver_test_4.sh: New file.
11209 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11210 (check_DATA): Add ver_test_4.syms.
11211 (ver_test_4.syms): New target.
11212 * testsuite/Makefile.in: Rebuild.
11215 (Output_section::Input_section_sort_entry::has_priority): New
11217 (Output_section::Input_section_sort_entry::match_file_name): New
11219 (Output_section::Input_section_sort_entry::match_section_name):
11221 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11223 (Output_section::Input_section_sort_entry::match_section_file):
11225 (Output_section::Input_section_sort_compare::operator()): Rewrite
11226 using new Input_section_sort_entry functions. Sort crtbegin and
11227 crtend first. Sort sections with no priority before sections with
11229 * testsuite/initpri1.c (d3): Check j != 4.
11230 (cd5): New constructor/destructor function.
11231 (main): Check j != 2.
11233 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11234 new symbol when resolving, don't call set_is_default.
11235 * testsuite/ver_test_7.cc: New file.
11236 * testsuite/ver_test_7.sh: New file.
11237 * testsuite/Makefile.am (ver_test_7.so): New target.
11238 (ver_test_7.o): New target.
11239 (check_SCRIPTS): Add ver_test_7.sh.
11240 (check_DATA): Add ver_test_7.syms.
11241 (ver_test_7.syms): New target.
11243 2008-03-28 Ian Lance Taylor <iant@google.com>
11245 * layout.cc (Layout::layout): If we see an input section with a
11246 name that needs sorting, set the must_sort flag for the output
11248 (Layout::make_output_section): If the name of the output section
11249 indicates that it might require sorting, set the may_sort flag.
11250 * output.h (Output_section::may_sort_attached_input_sections): New
11252 (Output_section::set_may_sort_attached_input_sections): New
11254 (Output_section::must_sort_attached_input_sections): New
11256 (Output_section::set_must_sort_attached_input_sections): New
11258 (class Output_section): Declare Input_section_sort_entry. Define
11259 Input_section_sort_compare. Declare
11260 sort_attached_input_sections. Add new fields:
11261 may_sort_attached_input_sections_,
11262 must_sort_attached_input_sections_,
11263 attached_input_sections_are_sorted_.
11264 * output.cc (Output_section::Output_section): Initialize new
11266 (Output_section::add_input_section): Add an entry to
11267 input_sections_ if may_sort or must_sort are true.
11268 (Output_section::set_final_data_size): Call
11269 sort_attached_input_sections if necessary.
11270 (Output_section::Input_section_sort_entry): Define new class.
11271 (Output_section::Input_section_sort_compare::operator()): New
11273 (Output_section::sort_attached_input_sections): New function.
11274 * configure.ac: Check whether the compiler supports constructor
11275 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11276 * testsuite/initpri1.c: New file.
11277 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11278 CONSTRUCTOR_PRIORITY.
11279 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11280 (initpri1_LDFLAGS): New variable.
11281 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11283 2008-03-27 Ian Lance Taylor <iant@google.com>
11285 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11286 * testsuite/common_test_1.c: New file.
11287 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11288 (common_test_1_SOURCES): New variable.
11289 (common_test_1_DEPENDENCIES): New variable.
11290 (common_test_1_LDFLAGS): New variable.
11292 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11293 and commons_ correctly when NAME/VERSION does not override
11295 * testsuite/ver_test_6.c: New file.
11296 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11297 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11298 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11300 2008-03-26 Ian Lance Taylor <iant@google.com>
11302 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11303 of an undefined symbol from a version script.
11304 * testsuite/Makefile.am (ver_test_5.so): New target.
11305 (ver_test_5.o): New target.
11306 (check_SCRIPTS): Add ver_test_5.sh.
11307 (check_DATA): Add ver_test_5.syms.
11308 (ver_test_5.syms): New target.
11309 * testsuite/ver_test_5.cc: New file.
11310 * testsuite/ver_test_5.script: New file.
11311 * testsuite/ver_test_5.sh: New file.
11312 * Makefile.in, testsuite/Makefile.in: Rebuild.
11315 Fix problems building gold with gcc 4.3.0.
11316 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11317 (gold_error_at_location, gold_warning_at_location): Use it.
11318 * configure.ac: Check whether we can compile and use a template
11319 function with a printf attribute.
11320 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11321 when jumping over bytes.
11322 * object.cc: Instantiate Object::read_section_data.
11323 * debug.h: Include <cstring>
11324 * dwarf_reader.cc: Include <algorithm>
11325 * main.cc: Include <cstring>.
11326 * options.cc: Include <cstring>.
11327 * output.cc: Include <cstring>.
11328 * script.cc: Include <cstring>.
11329 * script.h: Include <string>.
11330 * symtab.cc: Include <cstring> and <algorithm>.
11331 * target-select.cc: Include <cstring>.
11332 * version.cc: Include <string>.
11333 * testsuite/testmain.cc: Include <cstdlib>.
11334 * configure, config.in: Rebuild.
11336 2008-03-25 Ian Lance Taylor <iant@google.com>
11338 * options.cc: Include "../bfd/bfdver.h".
11339 (options::help): Print bug reporting address.
11341 * version.cc (print_version): Adjust output for current value of
11342 BFD_VERSION_STRING.
11346 * options.cc (options::help): Print list of supported targets.
11347 * target-select.h: Include <vector>.
11348 (class Target_selector): Make machine_, size_, and is_big_endian_
11349 fields const. Add bfd_name_ and instantiated_target_ fields.
11350 (Target_selector::Target_selector): Add bfd_name parameter.
11351 (Target_selector::recognize): Make non-virtual, call
11353 (Target_selector::recognize_by_name): Make non-virtual, call
11354 do_recognize_by_name.
11355 (Target_selector::supported_names): New function.
11356 (Target_selector::bfd_name): New function.
11357 (Target_selector::do_instantiate_target): New pure virtual
11359 (Target_selector::do_recognize): New virtual function.
11360 (Target_selector::do_recognize_by_name): New virtual function.
11361 (Target_selector::instantiate_target): New private function.
11362 (supported_target_names): Declare.
11363 * target-select.cc (Target_selector::Target_selector): Update for
11364 new parameter and fields.
11365 (select_target_by_name): Check that the name matches before
11366 calling recognize_by_name.
11367 (supported_target_names): New function.
11368 * i386.cc (class Target_selector_i386): Update Target_selector
11369 constructor call. Remove recognize and recognize_by_name. Add
11370 do_instantiate_target.
11371 * x86_64.cc (class Target_selector_x86_64): Likewise.
11372 * testsuite/testfile.cc (class Target_selector_test): Update for
11373 changes to Target_selector.
11375 * README: Rewrite, with some notes on unsupported features.
11377 2008-03-24 Cary Coutant <ccoutant@google.com>
11379 * i386.cc (Target_i386::Got_type): New enum declaration.
11380 (Target_i386::Scan::local): Updated callers of Output_data_got
11382 (Target_i386::Scan::global): Likewise.
11383 (Target_i386::Relocate::relocate): Likewise.
11384 (Target_i386::Relocate::relocate_tls): Likewise.
11385 * object.h (Got_offset_list): New class.
11386 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11387 (Sized_relobj::local_got_offset): Likewise.
11388 (Sized_relobj::set_local_got_offset): Likewise.
11389 (Sized_relobj::local_has_tls_got_offset): Removed.
11390 (Sized_relobj::local_tls_got_offset): Removed.
11391 (Sized_relobj::set_local_tls_got_offset): Removed.
11392 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11393 * output.cc (Output_data_got::add_global): Added got_type parameter.
11394 (Output_data_got::add_global_with_rel): Likewise.
11395 (Output_data_got::add_global_with_rela): Likewise.
11396 (Output_data_got::add_global_pair_with_rel): New function.
11397 (Output_data_got::add_global_pair_with_rela): New function.
11398 (Output_data_got::add_local): Added got_type parameter.
11399 (Output_data_got::add_local_with_rel): Likewise.
11400 (Output_data_got::add_local_with_rela): Likewise.
11401 (Output_data_got::add_local_pair_with_rel): New function.
11402 (Output_data_got::add_local_pair_with_rela): New function.
11403 (Output_data_got::add_global_tls): Removed.
11404 (Output_data_got::add_global_tls_with_rel): Removed.
11405 (Output_data_got::add_global_tls_with_rela): Removed.
11406 (Output_data_got::add_local_tls): Removed.
11407 (Output_data_got::add_local_tls_with_rel): Removed.
11408 (Output_data_got::add_local_tls_with_rela): Removed.
11409 * output.h (Output_data_got::add_global): Added got_type parameter.
11410 (Output_data_got::add_global_with_rel): Likewise.
11411 (Output_data_got::add_global_with_rela): Likewise.
11412 (Output_data_got::add_global_pair_with_rel): New function.
11413 (Output_data_got::add_global_pair_with_rela): New function.
11414 (Output_data_got::add_local): Added got_type parameter.
11415 (Output_data_got::add_local_with_rel): Likewise.
11416 (Output_data_got::add_local_with_rela): Likewise.
11417 (Output_data_got::add_local_pair_with_rel): New function.
11418 (Output_data_got::add_local_pair_with_rela): New function.
11419 (Output_data_got::add_global_tls): Removed.
11420 (Output_data_got::add_global_tls_with_rel): Removed.
11421 (Output_data_got::add_global_tls_with_rela): Removed.
11422 (Output_data_got::add_local_tls): Removed.
11423 (Output_data_got::add_local_tls_with_rel): Removed.
11424 (Output_data_got::add_local_tls_with_rela): Removed.
11425 * resolve.cc (Symbol::override_base_with_special): Removed
11426 reference to has_got_offset_ field.
11427 * symtab.cc (Symbol::init_fields): Replaced initialization
11428 of got_offset_ with got_offsets_. Removed initialization
11430 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11431 (Symbol::got_offset): Likewise.
11432 (Symbol::set_got_offset): Likewise.
11433 (Symbol::has_tls_got_offset): Removed.
11434 (Symbol::tls_got_offset): Removed.
11435 (Symbol::set_tls_got_offset): Removed.
11436 (Symbol::got_offset_): Removed.
11437 (Symbol::tls_mod_got_offset_): Removed.
11438 (Symbol::tls_pair_got_offset_): Removed.
11439 (Symbol::got_offsets_): New field.
11440 (Symbol::has_got_offset): Removed.
11441 (Symbol::has_tls_mod_got_offset): Removed.
11442 (Symbol::has_tls_pair_got_offset): Removed.
11443 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11444 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11446 (Target_x86_64::Scan::global): Likewise.
11447 (Target_x86_64::Relocate::relocate): Likewise.
11448 (Target_x86_64::Relocate::relocate_tls): Likewise.
11450 2008-03-25 Ben Elliston <bje@au.ibm.com>
11452 * yyscript.y: Fix spelling error in comment.
11454 2008-03-24 Ian Lance Taylor <iant@google.com>
11456 * options.h (class General_options): Define build_id option.
11457 * layout.h (class Layout): Declare write_build_id, create_note,
11458 create_build_id. Add build_id_note_ member.
11459 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11460 "libiberty.h", "md5.h", "sha1.h".
11461 (Layout::Layout): Initialize eh_frame_data_,
11462 eh_frame_hdr_section_, and build_id_note_.
11463 (Layout::finalize): Call create_build_id.
11464 (Layout::create_note): New function, broken out of
11465 Layout::create_gold_note.
11466 (Layout::create_gold_note): Call create_note.
11467 (Layout::create_build_id): New function.
11468 (Layout::write_build_id): New function.
11469 (Close_task_runner::run): Call write_build_id.
11471 * x86_64.cc: Correct license to GPLv3.
11473 2008-03-23 Ian Lance Taylor <iant@google.com>
11475 * options.cc: Include "demangle.h".
11476 (parse_optional_string): New function.
11477 (parse_long_option): Handle takes_optional_argument.
11478 (parse_short_option): Update dash_z initializer. Handle
11479 takes_optional_argument.
11480 (General_options::General_options): Initialize do_demangle_.
11481 (General_options::finalize): Set do_demangle_. Handle demangling
11483 * options.h (parse_optional_string): Declare.
11484 (struct One_option): Add optional_arg field. Update constructor.
11485 Update call constructor calls. Add takes_optional_argument
11487 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11488 (DEFINE_optional_string): Define.
11489 (General_options::demangle): Change from DEFINE_bool to
11490 DEFINE_optional_string.
11491 (General_options::no_demangle): New function.
11492 (General_options::do_demangle): New function.
11493 (General_options::set_do_demangle): New function.
11494 (General_options::execstack_status_): Move definition to end of
11496 (General_options::static_): Likewise.
11497 (General_options::do_demangle_): New field.
11498 * object.cc (big_endian>::get_symbol_location_info): Call
11499 Options::do_demangle, not Options::demangle.
11500 * symtab.cc (demangle): Likewise.
11502 2008-03-22 Ian Lance Taylor <iant@google.com>
11504 * gold.h: Include <cstddef> and <sys/types.h>
11505 * options.h: Include <cstring>.
11507 2008-03-21 Ian Lance Taylor <iant@google.com>
11509 * Added source code to GNU binutils.