1 2011-07-06 Cary Coutant <ccoutant@google.com>
3 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
4 Check disposition for startup file.
5 (Incremental_inputs::report_command_line): Ignore
6 --incremental-startup-unchanged option.
7 * options.cc (General_options::parse_incremental_startup_unchanged):
9 (General_options::General_options): Initialize new data member.
10 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
11 (General_options): Add --incremental-startup-unchanged option.
12 (General_options::incremental_startup_disposition): New function.
13 (General_options::incremental_startup_disposition_): New data member.
15 2011-07-06 Cary Coutant <ccoutant@google.com>
17 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
18 input file index to Script_info ctor.
19 (Sized_incremental_binary::do_file_has_changed): Find the
20 command-line argument for files named in scripts.
21 * incremental.h (Script_info::Script_info): New ctor
22 with input file index.
23 (Script_info::input_file_index): New function.
24 (Script_info::input_file_index_): New data member.
25 (Incremental_binary::get_library): Add const.
26 (Incremental_binary::get_script_info): Add const.
27 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
28 * testsuite/Makefile.am (incremental_test_5): New test case.
29 (incremental_test_6): New test case.
30 * testsuite/Makefile.in: Regenerate.
32 2011-07-06 Cary Coutant <ccoutant@google.com>
34 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
35 debug output when command lines differ.
37 2011-07-06 Cary Coutant <ccoutant@google.com>
39 * incremental.cc (Incremental_inputs::report_command_line): Ignore
40 --incremental-patch option.
41 * layout.cc (Free_list::allocate): Extend allocation beyond original
43 (Layout::make_output_section): Mark sections that should get
45 * options.cc (parse_percent): New function.
46 * options.h (parse_percent): New function.
47 (DEFINE_percent): New macro.
48 (General_options): Add --incremental-patch option.
49 * output.cc (Output_section::Output_section): Initialize new data
51 (Output_section::add_input_section): Print section name when out
53 (Output_section::add_output_section_data): Likewise.
54 (Output_section::set_final_data_size): Add patch space when
55 doing --incremental-full.
56 (Output_section::do_reset_address_and_file_offset): Remove patch
58 (Output_segment::set_section_list_addresses): Print debug output
59 only if --incremental-update.
60 * output.h (Output_section::set_is_patch_space_allowed): New function.
61 (Output_section::is_patch_space_allowed_): New data member.
62 (Output_section::patch_space_): New data member.
63 * parameters.cc (Parameters::incremental_full): New function.
64 * parameters.h (Parameters::incremental_full): New function
65 * testsuite/Makefile.am (incremental_test_2): Add test for
66 --incremental-patch option.
67 * testsuite/Makefile.in: Regenerate.
68 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
69 (t18): Remove function body.
71 2011-07-05 Doug Kwan <dougkwan@google.com>
74 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
75 Arm_Address type for relocation result.
76 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
78 (Arm_relocate_functions::abs32): Use unaligned access.
79 (Arm_relocate_functions::rel32): Ditto.
80 (Arm_relocate_functions::prel31): Ditto.
81 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
82 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
83 static data relocations.
84 * testsuite/Makefile.in: Regnerate.
85 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
87 2011-07-05 Ian Lance Taylor <iant@google.com>
90 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
92 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
94 2011-07-05 Ian Lance Taylor <iant@google.com>
97 * resolve.cc (Symbol::override_base_with_special): Simply override
98 version with special symbol version, ignoring previous version.
100 2011-07-05 Ian Lance Taylor <iant@google.com>
102 * object.cc (Sized_relobj_file::include_section_group): Add
103 information to comment about signature location.
105 2011-07-02 Ian Lance Taylor <iant@google.com>
108 * options.h (class General_options): Add -f and -F.
109 * options.cc (General_options::finalize): Fatal error if -f/-F
110 are used without -shared.
111 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
113 2011-07-02 Ian Lance Taylor <iant@google.com>
115 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
117 2011-07-01 Ian Lance Taylor <iant@google.com>
121 * resolve.cc (Symbol::override_base_with_special): Don't override
122 the version if the overriding symbol has a different name.
123 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
124 all callers. If we give an error about an undefined version,
125 define the base version if necessary.
126 * dynobj.h (class Versions): Update declaration.
127 * testsuite/weak_alias_test_5.cc: New file.
128 * testsuite/weak_alias_test.script: New file.
129 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
130 and versioned_alias have the right value, and call t2.
131 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
132 weak_alias_test_5.so.
133 (weak_alias_test_LDADD): Likewise.
134 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
135 * testsuite/Makefile.in: Rebuild.
137 2011-07-01 Ian Lance Taylor <iant@google.com>
140 * options.h (class General_options): Support -z notext.
141 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
143 (two_file_shared_nonpic.so): Likewise.
144 (two_file_shared_mixed.so): Likewise.
145 (two_file_shared_mixed_1.so): Likewise.
146 (weak_undef_lib_nonpic.so): Likewise.
147 (alt/weak_undef_lib_nonpic.so): Likewise.
148 (tls_test_shared_nonpic.so): Likewise.
149 * testsuite/Makefile.in: Rebuild.
151 2011-07-01 Ian Lance Taylor <iant@google.com>
154 * configure.ac: Test whether static linking works, setting
155 the automake conditional HAVE_STATIC.
156 * testsuite/Makefile.am: Disable tests using -static if
157 HAVE_STATIC is not true.
158 * configure, testsuite/Makefile.in: Rebuild.
160 2011-07-01 Ian Lance Taylor <iant@google.com>
163 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
164 Assert if we see DW_EH_PE_indirect.
165 * target.h (Target::ehframe_datarel_base): New function.
166 (Target::do_ehframe_datarel_base): New target function.
167 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
168 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
171 2011-07-01 Ian Lance Taylor <iant@google.com>
174 * options.h (class General_options): Add
175 --ld-generated-unwind-info.
176 * ehframe.cc (Fde::write): Add address parameter. Change all
177 callers. If associated with PLT, fill in address and size.
178 (Cie::set_output_offset): Only add merge mapping if there is an
180 (Cie::write): Add address parameter. Change all callers.
181 (Eh_frame::add_ehframe_for_plt): New function.
182 * ehframe.h (class Fde): Update declarations. Move shndx_ and
183 input_offset_ fields into union u_, with new plt field.
184 (Fde::Fde): Adjust for new union field.
185 (Fde::Fde) [Output_data version]: New constructor.
186 (Fde::add_mapping): Only add merge mapping if there is an object.
187 (class Cie): Update declarations.
188 (class Eh_frame): Declare add_ehframe_for_plt.
189 * layout.cc (Layout::layout_eh_frame): Break out code into
190 make_eh_frame_section, and call it.
191 (Layout::make_eh_frame_section): New function.
192 (Layout::add_eh_frame_for_plt): New function.
193 * layout.h (class Layout): Update declarations.
194 * merge.cc (Merge_map::add_mapping): Add assertion.
195 * i386.cc: Include "dwarf.h".
196 (class Output_data_plt_i386): Make first_plt_entry,
197 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
198 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
199 and plt_eh_frame_fde.
200 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
201 boundary. Call add_eh_frame_for_plt if appropriate.
202 * x86_64.cc: Include "dwarf.h".
203 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
204 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
205 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
206 and plt_eh_frame_fde.
207 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
210 2011-06-29 Ian Lance Taylor <iant@google.com>
213 * object.cc (Sized_relobj_file::layout_section): Change shdr
214 parameter to be const.
215 (Sized_relobj_file::layout_eh_frame_section): New function, broken
217 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
218 appropriate. Call layout_eh_frame_section.
219 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
221 * object.h (class Sized_relobj_file): Update declarations.
223 2011-06-29 Ian Lance Taylor <iant@google.com>
226 * script.cc (Token::integer_value): Accept trailing M/m/K/k
228 (Lex::gather_token): Accept trailing M/m/K/k for integers.
230 2011-06-29 Ian Lance Taylor <iant@google.com>
233 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
235 * layout.cc (Layout::layout_eh_frame): Likewise.
237 2011-06-29 Ian Lance Taylor <iant@google.com>
240 * layout.cc (Layout::symtab_section_shndx): New function.
241 * layout.h (class Layout): Declare symtab_section_shndx.
242 * output.cc (Output_section::write_header): Call it.
244 2011-06-29 Ian Lance Taylor <iant@google.com>
247 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
248 symbols which are not used in a relocation.
250 2011-06-28 Ian Lance Taylor <iant@google.com>
253 * layout.cc (Layout::segment_precedes): Don't crash if a linker
254 script create indistinguishable segments.
255 (Layout::set_segment_offsets): Use stable_sort when sorting
256 segments. Pass this to Compare_segments constructor.
257 * layout.h (class Layout): Make segment_precedes non-static.
258 (class Compare_segments): Change from struct to class. Add
259 layout_ field. Add constructor.
261 (Script_sections::attach_sections_using_phdrs_clause): Rename
262 local orphan to is_orphan. Don't report failure to put empty
263 section in segment. On attachment failure, report name of
264 section, and attach to first PT_LOAD segment.
266 2011-06-28 Ian Lance Taylor <iant@google.com>
269 * target-select.cc (Target_selector::Target_selector): Add
270 emulation parameter. Change all callers.
271 (select_target_by_bfd_name): Rename from select_target_by_name.
273 (select_target_by_emulation): New function.
274 (supported_emulation_names): New function.
275 * target-select.h (class Target_selector): Add emulation_ field.
277 (Target_selector::recognize_by_bfd_name): Rename from
278 recognize_by_name. Change all callers.
279 (Target_selector::supported_bfd_names): Rename from
280 supported_names. Change all callers.
281 (Target_selector::recognize_by_emulation): New function.
282 (Target_selector::supported_emulations): New function.
283 (Target_selector::emulation): New function.
284 (Target_selector::do_recognize_by_bfd_name): Rename from
285 do_recognize_by_name. Change all callers.
286 (Target_selector::do_supported_bfd_names): Rename from
287 do_supported_names. Change all callers.
288 (Target_selector::do_recognize_by_emulation): New function.
289 (Target_selector::do_supported_emulations): New function.
290 (select_target_by_bfd_name): Change name in declaration.
291 (select_target_by_emulation): Declare.
292 (supported_emulation_names): Declare.
293 * parameters.cc (parameters_force_valid_target): Try to find
294 target based on emulation from -m option.
295 * options.h (class General_options): Change doc string for -m.
296 * options.cc (help): Print emulations.
297 (General_options::parse_V): Likewise.
298 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
299 Add emulation parameter. Change all callers.
301 2011-06-28 Ian Lance Taylor <iant@google.com>
303 * target.h (class Target): Add osabi_ field.
304 (Target::osabi): New function.
305 (Target::set_osabi): New function.
306 (Target::Target): Initialize osabi_.
307 (Target::do_adjust_elf_header): Make pure virtual.
308 (Sized_target::do_adjust_elf_header): Declare.
309 * target.cc (Sized_target::do_adjust_elf_header): New function.
310 (class Sized_target): Instantiate all versions.
311 * freebsd.h (class Target_freebsd): Remove.
312 (Target_selector_freebsd::do_recognize): Call set_osabi on
314 (Target_selector_freebsd::do_recognize_by_name): Likewise.
315 (Target_selector_freebsd::set_osabi): Remove.
316 * i386.cc (class Target_i386): Inherit from Sized_target rather
318 * x86_64.cc (class Target_x86_64): Likewise.
320 2011-06-28 Ian Lance Taylor <iant@google.com>
322 * target.h (Target::can_check_for_function_pointers): Rewrite.
324 (Target::can_icf_inline_merge_sections): Likewise.
325 (Target::section_may_have_icf_unsafe_poineters): Likewise.
326 (Target::Target_info): Add can_icf_inline_merge_sections field.
327 (Target::do_can_check_for_function_pointers): New virtual
329 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
330 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
331 from can_check_for_function_pointers, move in file.
332 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
333 section_may_have_icf_unsafe_poineters, move in file.
334 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
335 * i386.cc (Target_i386::do_can_check_for_function_pointers):
336 Rename from can_check_for_function_pointers, move in file.
337 (Target_i386::can_icf_inline_merge_sections): Remove.
338 (Target_i386::i386_info): Initialize
339 can_icf_inline_merge_sections.
340 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
341 Initialize can_icf_inline_merge_sections.
342 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
343 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
344 Rename from can_check_for_function_pointers, move in file.
345 (Target_x86_64::can_icf_inline_merge_sections): Remove.
346 (Target_x86_64::x86_64_info): Initialize
347 can_icf_inline_merge_sections.
348 * testsuite/testfile.cc (Target_test::test_target_info):
350 * icf.cc (get_section_contents): Correct formatting.
352 2011-06-27 Ian Lance Taylor <iant@google.com>
354 * symtab.cc (Symbol::versioned_name): New function.
355 (Symbol_table::add_to_final_symtab): Use versioned_name when
357 (Symbol_table::sized_write_symbol): Likewise.
358 * symtab.h (class Symbol): Declare versioned_name.
359 * stringpool.h (class Stringpool_template): Add variant of add
360 which takes a std::basic_string.
361 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
362 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
363 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
364 (ver_test_12.o): New target.
365 * testsuite/Makefile.in: Rebuild.
367 2011-06-27 Doug Kwan <dougkwan@google.com>
369 * arm.cc (Arm_relocate_functions::thm_jump8,
370 Arm_relocate_functions::thm_jump11): Use a wider signed
371 type to compute offset.
372 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
374 * testsuite/Makefile.in: Regenerate.
375 * testsuite/arm_branch_in_range.sh: Check test results of
376 arm_thm_jump11 and arm_thm_jump8.
377 * testsuite/arm_thm_jump11.s: New test source file.
378 * testsuite/arm_thm_jump11.t: New linker script.
379 * testsuite/arm_thm_jump8.s: New test source file.
380 * testsuite/arm_thm_jump8.t: New linker script.
382 2011-06-24 Ian Lance Taylor <iant@google.com>
384 * layout.cc: Include "object.h".
385 (ctors_sections_in_init_array): New static variable.
386 (Layout::is_ctors_in_init_array): New function.
387 (Layout::layout): Add entry to ctors_sections_in_init_array if
389 * layout.h (class Layout): Declare is_ctors_in_init_array.
390 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
391 is_ctors_reverse_view is set.
392 (Sized_relobj_file::write_sections): Add layout parameter. Change
393 all callers. Set is_ctors_reverse_view field of View_size.
394 (Sized_relobj_file::reverse_words): New function.
395 * object.h (Sized_relobj_file::View_size): Add
396 is_ctors_reverse_view field.
397 (class Sized_relobj_file): Update declarations.
398 * testsuite/initpri3.c: New test.
399 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
401 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
402 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
403 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
404 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
405 * testsuite/Makefile.in: Rebuild.
407 2011-06-24 Cary Coutant <ccoutant@google.com>
409 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
410 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
411 (debug_msg_cdebug.err): New targets.
412 * testsuite/Makefile.in: Regenerate.
413 * testsuite/debug_msg.sh: Check output of link with compressed debug.
414 Fix checks for link with shared library.
416 2011-06-24 Doug Kwan <dougkwan@google.com>
418 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
419 skip empty text sections.
420 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
422 2011-06-22 Ian Lance Taylor <iant@google.com>
425 * options.h (class General_options): Add --ctors-in-init-array.
426 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
427 friends as SHT_PROGBITS for merging sections.
428 (Layout::layout): Remove special handling of .init_array and
429 friends. Don't sort if doing relocatable link. Sort for .ctors
430 and .dtors if ctors_in_init_array.
431 (Layout::make_output_section): Force correct section types for
432 .init_array and friends. Don't sort if doing relocatable link,
433 Don't sort .ctors and .dtors if ctors_in_init_array.
434 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
435 (Layout::output_section_name): Add relobj parameter. Change all
436 callers. Handle .ctors. and .dtors. in code rather than table.
437 Handle .ctors and .dtors if ctors_in_init_array.
438 (Layout::match_file_name): New function, moved from output.cc.
439 * layout.h (class Layout): Update declarations.
440 * output.cc: Include "layout.h".
441 (Input_section_sort_entry::get_priority): New function.
442 (Input_section_sort_entry::match_file_name): Just call
443 Layout::match_file_name.
444 (Output_section::Input_section_sort_init_fini_compare::operator()):
445 Handle .ctors and .dtors. Sort by explicit priority rather than
447 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
448 * testsuite/initpri2.c: New test.
449 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
450 (check_PROGRAMS): Add initpri2.
451 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
452 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
453 * configure, testsuite/Makefile.in: Rebuild.
455 2011-06-19 Ian Lance Taylor <iant@google.com>
458 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
459 .interp section to a PT_INTERP segment even if we have seen a
460 --dynamic-linker option. Don't do it if we have seen a PHDRS
461 clause in a linker script.
462 (Layout::finalize): Don't create a .interp section if we've
463 already create a PT_INTERP segment.
464 (Layout::create_interp): Always call choose_output_section (revert
465 patch of 2011-06-17). Don't create PT_INTERP segment.
467 (Script_sections::create_note_and_tls_segments): Add a .interp
468 section to a PT_INTERP segment even if we have seen a
469 --dynamic-linker option.
471 2011-06-18 Ian Lance Taylor <iant@google.com>
473 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
474 merely because a non-PT_LOAD segment has a dynamic reloc.
476 2011-06-18 Ian Lance Taylor <iant@google.com>
478 * layout.cc (Layout::finish_dynamic_section): Don't create
479 DT_FLAGS entry if not needed.
481 2011-06-18 Ian Lance Taylor <iant@google.com>
484 * layout.cc (Layout::layout_eh_frame): Correct handling of
485 writable .eh_frame section.
487 2011-06-17 Ian Lance Taylor <iant@google.com>
490 * resolve.cc (Symbol_table::resolve): Don't give an error if a
491 symbol is redefined with the exact same object and value.
493 2011-06-17 Ian Lance Taylor <iant@google.com>
496 * layout.h (class Layout): Add interp_segment_ field.
497 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
498 (Layout::attach_allocated_section_to_segment): If making shared
499 library, put .interp section in PT_INTERP segment.
500 (Layout::finalize): Also call create_interp if -dynamic-linker
502 (Layout::create_interp): Assert that there is no PT_INTERP
503 segment. If not using a SECTIONS clause, use make_output_section.
504 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
506 (Script_sections::create_note_and_tls_segments): If making shared
507 library, put .interp section in PT_INTERP segment.
509 2011-06-17 Ian Lance Taylor <iant@google.com>
511 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
512 when making a shared library.
514 2011-06-17 Ian Lance Taylor <iant@google.com>
516 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
517 parameter. Change all callers. Don't issue warning about PC32
518 against locally defined symbol.
520 2011-06-16 Ian Lance Taylor <iant@google.com>
522 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
523 occurs in same object.
525 2011-06-14 Alan Modra <amodra@gmail.com>
527 * po/POTFILES.in: Regenerate.
529 2011-06-09 Ian Lance Taylor <iant@google.com>
532 (Orphan_output_section::set_section_addresses): For a relocatable
533 link set address to 0.
535 2011-06-09 Cary Coutant <ccoutant@google.com>
538 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
539 used with --compress-debug-sections.
540 * gold/object.cc (Sized_relobj_file::do_layout): Report
541 uncompressed size of compressed input sections.
543 2011-06-08 Cary Coutant <ccoutant@google.com>
546 * testsuite/two_file_test_2_v1.cc: Change initialization of
547 v2 to keep it in .data.
549 2011-06-07 Cary Coutant <ccoutant@google.com>
551 * common.cc (Symbol_table::do_allocate_commons_list): Call
553 * errors.cc (Errors::fatal): Adjust call to gold_exit.
554 (Errors::fallback): New function.
555 (gold_fallback): New function.
556 * errors.h (Errors::fallback): New function.
557 * gold.cc (gold_exit): Change status parameter to enum; adjust
559 (queue_initial_tasks): Call gold_fallback.
560 * gold.h: Include cstdlib.
561 (Exit_status): New enum type.
562 (gold_exit): Change status parameter to enum.
563 (gold_fallback): New function.
564 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
565 (Layout::create_symtab_sections): Likewise.
566 (Layout::create_shdrs): Likewise.
567 * main.cc (main): Adjust call to gold_exit.
568 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
569 (Output_data_got::add_got_entry_pair): Likewise.
570 (Output_section::add_input_section): Likewise.
571 (Output_section::add_output_section_data): Likewise.
572 (Output_segment::set_section_list_addresses): Likewise.
573 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
575 2011-06-07 Cary Coutant <ccoutant@google.com>
577 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
578 for incremental links.
579 * output.cc (Output_segment::set_section_list_addresses): Remove
580 FIXME and test for TLS or BSS.
582 2011-06-07 Cary Coutant <ccoutant@google.com>
584 * testsuite/Makefile.am: Add incremental_copy_test,
585 incremental_common_test_1.
586 * testsuite/Makefile.in: Regenerate.
587 * testsuite/common_test_1_v1.c: New source file.
588 * testsuite/common_test_1_v2.c: New source file.
589 * testsuite/copy_test_v1.cc: New source file.
591 2011-06-07 Cary Coutant <ccoutant@google.com>
593 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
594 update, allocate common from bss section's free list.
595 * incremental-dump.cc (dump_incremental_inputs): Print flag for
596 linker-defined symbols.
597 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
598 Skip GOT and PLT entries that are no longer referenced.
599 (Output_section_incremental_inputs::write_info_blocks): Mark
600 linker-defined symbols.
601 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
602 * output.cc (Output_section::allocate): New function.
603 * output.h (Output_section::allocate): New function.
604 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
605 linker-defined symbols.
606 (Symbol::override_base_with_special): Copy is_predefined_ flag.
607 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
608 (Symbol::init_base_output_data): Likewise.
609 (Symbol::init_base_output_segment): Likewise.
610 (Symbol::init_base_constant): Likewise.
611 (Sized_symbol::init_output_data): Likewise.
612 (Sized_symbol::init_output_segment): Likewise.
613 (Sized_symbol::init_constant): Likewise.
614 (Symbol_table::do_define_in_output_data): Likewise.
615 (Symbol_table::do_define_in_output_segment): Likewise.
616 (Symbol_table::do_define_as_constant): Likewise.
617 * symtab.h (Symbol::is_predefined): New function.
618 (Symbol::init_base_output_data): Add is_predefined parameter.
619 (Symbol::init_base_output_segment): Likewise.
620 (Symbol::init_base_constant): Likewise.
621 (Symbol::is_predefined_): New data member.
622 (Sized_symbol::init_output_data): Add is_predefined parameter.
623 (Sized_symbol::init_output_segment): Likewise.
624 (Sized_symbol::init_constant): Likewise.
625 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
627 2011-06-07 Cary Coutant <ccoutant@google.com>
629 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
630 instead of emit_copy_reloc.
631 (Copy_relocs::emit_copy_reloc): Refactor.
632 (Copy_relocs::make_copy_reloc): New function.
633 (Copy_relocs::add_copy_reloc): Remove.
634 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
636 (Copy_relocs::make_copy_reloc): New function.
637 (Copy_relocs::add_copy_reloc): Remove.
638 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
639 unchanged input files.
640 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
641 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
642 Reserve BSS space for COPY relocations.
643 (Sized_incremental_binary::do_emit_copy_relocs): New function.
644 (Output_section_incremental_inputs::write_info_blocks): Record
645 whether a symbol is copied from a shared object.
646 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
647 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
648 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
649 (Incremental_input_entry_reader::get_output_symbol_index): Add
651 (Incremental_binary::emit_copy_relocs): New function.
652 (Incremental_binary::do_emit_copy_relocs): New function.
653 (Sized_incremental_binary::Sized_incremental_binary): Initialize
655 (Sized_incremental_binary::add_copy_reloc): New function.
656 (Sized_incremental_binary::do_emit_copy_relocs): New function.
657 (Sized_incremental_binary::Copy_reloc): New struct.
658 (Sized_incremental_binary::Copy_relocs): New typedef.
659 (Sized_incremental_binary::copy_relocs_): New data member.
660 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
661 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
662 * target.h (Sized_target::emit_copy_reloc): New function.
663 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
665 2011-06-02 Cary Coutant <ccoutant@google.com>
668 * gold/archive.cc (Archive::Archive): Initialize new data member.
669 (Archive::include_all_members): Return if archive has already been
671 * gold/archive.h (Archive::include_all_members_): New data member.
673 2011-06-02 Nick Clifton <nickc@redhat.com>
675 * dynobj.h: Fix spelling mistake in comment.
676 * output.cc: Likewise.
678 2011-05-31 Doug Kwan <dougkwan@google.com>
682 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
683 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
684 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
685 redundant arm_exidx_test.so.
686 * testsuite/Makefile.in: Regenerate.
687 (check_SCRIPTS): Add pr12826.sh
688 (check_DATA): Add pr12826.stdout
689 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
690 * testsuite/pr12826.sh: New file.
691 * testsuite/pr12826_1.s: Ditto.
692 * testsuite/pr12826_1.s: Ditto.
694 2011-05-30 Ian Lance Taylor <iant@google.com>
696 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
699 2011-05-29 Ian Lance Taylor <iant@google.com>
702 * testsuite/Makefile.am: Use different file name for two_file_test
703 temporary file for each incremental test.
704 * testsuite/Makefile.in: Rebuild.
706 2011-05-29 Ian Lance Taylor <iant@google.com>
708 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
709 binary input file is empty.
711 2011-05-27 Ian Lance Taylor <iant@google.com>
713 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
714 (ver_test_9.so): Likewise.
715 * testsuite/Makefile.in: Rebuild.
717 2011-05-26 Cary Coutant <ccoutant@google.com>
719 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
720 * incremental.cc (Incremental_inputs::report_input_section): Fix
721 comment, indentation.
722 (Incremental_inputs::report_comdat_group): New function.
723 (Output_section_incremental_inputs::set_final_data_size): Adjust size
724 of data for incremental input file entry.
725 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
726 group count, COMDAT group signatures.
727 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
728 an unchanged input file.
729 * incremental.h (Incremental_object_entry::Incremental_object_entry):
730 Initialize new data member.
731 (Incremental_object_entry::add_comdat_group): New function.
732 (Incremental_object_entry::get_comdat_group_count): New function.
733 (Incremental_object_entry::get_comdat_signature_key): New function.
734 (Incremental_object_entry::groups_): New data member.
735 (Incremental_inputs::report_comdat_group): New function.
736 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
737 data for incremental input file entry.
738 (Incremental_input_entry_reader::get_comdat_group_count): New function.
739 (Incremental_input_entry_reader::get_input_section): Adjust size of
740 data for incremental input file entry.
741 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
742 (Incremental_input_entry_reader::get_comdat_group_signature): New
744 * object.cc (Sized_relobj::include_section_group): Report kept
745 COMDAT groups for incremental links.
747 2011-05-24 David Meyer <pdox@google.com>
749 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
750 with name parameter. Add found_name parameter.
751 * fileread.cc (Input_file::find_file): Adjust code accordingly.
752 * dirsearch.h (class Dirsearch): Update declaration.
754 2011-05-24 Ian Lance Taylor <iant@google.com>
756 * archive.cc (Library_base::should_include_member): Pull in object
757 from archive if it defines the entry symbol.
758 * parameters.cc (Parameters::entry): New function.
759 * parameters.h (class Parameters): Declare entry.
760 * output.h (class Output_file_header): Remove entry_ field.
761 * output.cc (Output_file_header::Output_file_header): Remove entry
762 parameter. Change all callers.
763 (Output_file_header::entry): Use parameters->entry.
764 * gold.cc (queue_middle_tasks): Likewise.
765 * plugin.cc (Plugin_hook::run): Likewise.
767 2011-05-24 Cary Coutant <ccoutant@google.com>
769 * gold.cc (queue_initial_tasks): Pass incremental base filename
770 to Output_file::open_base_file; don't print error message.
771 * incremental-dump.cc (main): Adjust call to
772 Output_file::open_for_modification.
773 * incremental-dump.cc (main): Likewise.
774 * incremental.cc (Incremental_inputs::report_command_line):
775 Ignore --incremental-base option when comparing command lines.
776 Ignore parameter when given as separate argument.
777 * options.h (class General_options): Add --incremental-base.
778 * output.cc (Output_file::Output_file):
779 (Output_file::open_base_file): Add base_name and writable parameters;
780 read base file into new file; print error message here.
781 (Output_file::map_no_anonymous): Add writable parameter; adjust all
783 * output.h (Output_file::open_for_modification): Rename to...
784 (Output_file::open_base_file): ...this; add base_name and
785 writable parameters; adjust all callers.
786 (Output_file::map_no_anonymous): Add writable parameter; adjust all
788 * testsuite/Makefile.am (incremental_test_4): Test
790 * testsuite/Makefile.in: Regenerate.
792 2011-05-24 Cary Coutant <ccoutant@google.com>
794 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
796 * testsuite/Makefile.in: Regenerate.
797 * testsuite/two_file_test_1_v1.cc: New test source file.
798 * testsuite/two_file_test_1b_v1.cc: New test source file.
799 * testsuite/two_file_test_2_v1.cc: New test source file.
801 2011-05-24 Cary Coutant <ccoutant@google.com>
803 * dynobj.h (Dynobj::do_dynobj): New function.
804 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
805 flag and soname for shared objects.
806 * incremental.cc (Incremental_inputs::report_object): Make
807 either Incremental_object_entry or Incremental_dynobj_entry; add
808 soname to string table.
809 (Incremental_inputs::report_input_section): Add assertion.
810 (Output_section_incremental_inputs::set_final_data_size): Adjust
811 type of input file entry for shared libraries; adjust size of
812 shared library info entry.
813 (Output_section_incremental_inputs::write_input_files): Write
814 as_needed flag for shared libraries.
815 (Output_section_incremental_inputs::write_info_blocks): Adjust type
816 of input file entry for shared libraries; write soname.
817 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
818 soname from incremental info.
819 * incremental.h (enum Incremental_input_flags): Add
820 INCREMENTAL_INPUT_AS_NEEDED.
821 (Incremental_input_entry::Incremental_input_entry): Initialize new
823 (Incremental_input_entry::set_as_needed): New function.
824 (Incremental_input_entry::as_needed): New function.
825 (Incremental_input_entry::do_dynobj_entry): New function.
826 (Incremental_input_entry::as_needed_): New data member.
827 (Incremental_object_entry::Incremental_object_entry): Don't check
829 (Incremental_object_entry::do_type): Likewise.
830 (class Incremental_dynobj_entry): New class.
831 (Incremental_input_entry_reader::as_needed): New function.
832 (Incremental_input_entry_reader::get_soname): New function.
833 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
834 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
835 size of shared library info entry.
836 * layout.cc (Layout::finish_dynamic_section): Don't test for
837 incremental link when adding DT_NEEDED entries.
838 * object.h (Object::Object): Initialize new data member.
839 (Object::dynobj): New function.
840 (Object::set_as_needed): New function.
841 (Object::as_needed): New function.
842 (Object::do_dynobj): New function.
843 (Object::as_needed_): New data member.
845 2011-05-24 Cary Coutant <ccoutant@google.com>
847 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
848 info; adjust display of GOT entries.
849 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
850 vector of input objects; remove file_status_.
851 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
852 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
853 got_plt reader; call target hooks to reserve GOT entries.
854 (Output_section_incremental_inputs::set_final_data_size): Adjust size
855 of input file info header and GOT info entry.
856 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
858 (Got_plt_view_info::got_descriptor): Remove.
859 (Got_plt_view_info::sym_index): New data member.
860 (Got_plt_view_info::input_index): New data member.
861 (Local_got_offset_visitor::visit): Write input file index.
862 (Global_got_offset_visitor::visit): Write 0 for input file index.
863 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
864 with sym_index and input_index.
865 (Output_section_incremental_inputs::write_got_plt): Adjust size of
866 incremental info GOT entry; replace got_descriptor with input_index.
867 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
868 map from input file index to object.
869 (Sized_relobj_incr::do_layout): Replace direct data member reference
870 with accessor function.
871 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
872 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
873 Adjust size of input file info header.
874 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
875 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
876 (Incremental_input_entry_reader::get_input_section): Adjust size of
877 input file info header.
878 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
879 of incremental info GOT entry.
880 (Incremental_got_plt_reader::get_got_desc): Remove.
881 (Incremental_got_plt_reader::get_got_symndx): New function.
882 (Incremental_got_plt_reader::get_got_input_index): New function.
883 (Sized_incremental_binary::Sized_incremental_binary): Remove
884 file_status_; add input_objects_.
885 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
886 (Sized_incremental_binary::set_file_is_unchanged): Remove.
887 (Sized_incremental_binary::file_is_unchanged): Remove.
888 (Sized_incremental_binary::set_input_object): New function.
889 (Sized_incremental_binary::input_object): New function.
890 (Sized_incremental_binary::file_status_): Remove.
891 (Sized_incremental_binary::input_objects_): New data member.
892 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
894 (Sized_relobj_incr::invalid_address): Move to base class.
895 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
897 (Sized_relobj_incr::do_output_section_offset): Likewise.
898 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
899 (Sized_relobj_incr::section_offsets_): Likewise.
900 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
902 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
903 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
904 with accessor function.
905 (Sized_relobj_file::do_layout): Likewise.
906 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
907 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
908 (Sized_relobj_file::compute_final_local_value): Replace refs to
909 section_offsets_ with accessor function.
910 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
911 * object.h (Relobj::Relobj): Initialize new data members.
912 (Relobj::add_dyn_reloc): New function.
913 (Relobj::first_dyn_reloc): New function.
914 (Relobj::dyn_reloc_count): New function.
915 (Relobj::first_dyn_reloc_): New data member.
916 (Relobj::dyn_reloc_count_): New data member.
917 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
919 (Sized_relobj::Address): New typedef.
920 (Sized_relobj::invalid_address): Move here from child class.
921 (Sized_relobj::Sized_relobj): Initialize new data members.
922 (Sized_relobj::sized_relobj): New function.
923 (Sized_relobj::is_output_section_offset_invalid): Move here from
925 (Sized_relobj::get_output_section_offset): Likewise.
926 (Sized_relobj::local_has_got_offset): Likewise.
927 (Sized_relobj::local_got_offset): Likewise.
928 (Sized_relobj::set_local_got_offset): Likewise.
929 (Sized_relobj::do_for_all_local_got_entries): Likewise.
930 (Sized_relobj::clear_got_offsets): New function.
931 (Sized_relobj::section_offsets): Move here from child class.
932 (Sized_relobj::do_output_section_offset): Likewise.
933 (Sized_relobj::do_set_section_offset): Likewise.
934 (Sized_relobj::Local_got_offsets): Likewise.
935 (Sized_relobj::local_got_offsets_): Likewise.
936 (Sized_relobj::section_offsets_): Likewise.
937 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
939 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
941 (Sized_relobj_file::sized_relobj): New function
942 (Sized_relobj_file::local_has_got_offset): Move to base class.
943 (Sized_relobj_file::local_got_offset): Likewise.
944 (Sized_relobj_file::set_local_got_offset): Likewise.
945 (Sized_relobj_file::get_output_section_offset): Likewise.
946 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
947 (Sized_relobj_file::do_output_section_offset): Likewise.
948 (Sized_relobj_file::do_set_section_offset): Likewise.
949 (Sized_relobj_file::Local_got_offsets): Likewise.
950 (Sized_relobj_file::local_got_offsets_): Likewise.
951 (Sized_relobj_file::section_offsets_): Likewise.
952 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
954 (set_needs_dynsym_index): Convert relobj to derived class pointer.
955 (Output_reloc::get_symbol_index): Likewise.
956 (Output_reloc::local_section_offset): Likewise.
957 (Output_reloc::get_address): Likewise.
958 (Output_reloc::symbol_value): Likewise.
959 (Output_data_got::reserve_slot): Move to class definition.
960 (Output_data_got::reserve_local): New function.
961 (Output_data_got::reserve_slot_for_global): Remove.
962 (Output_data_got::reserve_global): New function.
963 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
964 (all constructors, two instantiations).
965 (Output_reloc::get_relobj): New function (two instantiations).
966 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
967 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
968 (Output_data_reloc::add_global): Adjust type of relobj.
969 (Output_data_reloc::add_global_relative): Likewise.
970 (Output_data_reloc::add_symbolless_global_addend): Likewise.
971 (Output_data_reloc::add_local): Likewise.
972 (Output_data_reloc::add_local_relative): Likewise.
973 (Output_data_reloc::add_symbolless_local_addend): Likewise.
974 (Output_data_reloc::add_local_section): Likewise.
975 (Output_data_reloc::add_output_section): Likewise.
976 (Output_data_reloc::add_absolute): Likewise.
977 (Output_data_reloc::add_target_specific): Likewise.
978 (Output_data_got::reserve_slot): Move definition here.
979 (Output_data_got::reserve_local): New function.
980 (Output_data_got::reserve_global): New function.
981 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
982 section_offsets_ with accessor function.
983 (Sized_relobj_file::write_sections): Likewise.
984 (Sized_relobj_file::do_relocate_sections): Likewise.
985 * target.h (Sized_target::reserve_local_got_entry): New function.
986 (Sized_target::reserve_global_got_entry): New function.
987 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
988 (Target_x86_64::reserve_global_got_entry): New function.
989 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
991 2011-05-23 Cary Coutant <ccoutant@google.com>
993 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
994 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
995 bit when checking got_type.
996 * incremental.cc (Sized_incremental_binary::setup_readers):
997 Store symbol table and string table locations; initialize bit vector
998 of file status flags.
999 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1001 (Sized_incremental_binary::do_process_got_plt): New function.
1002 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1003 (Output_section_incremental_inputs::set_final_data_size): Record
1004 file index for each input file.
1005 (Output_section_incremental_inputs::write_got_plt): Store file index
1006 instead of input entry offset for each GOT entry.
1008 (Incremental_input_entry::Incremental_input_entry): Initialize new
1010 (Incremental_input_entry::set_offset): Store file index.
1011 (Incremental_input_entry::get_file_index): New function.
1012 (Incremental_input_entry::file_index_): New data member.
1013 (Incremental_binary::process_got_plt): New function.
1014 (Incremental_binary::do_process_got_plt): New function.
1015 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1017 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1018 (Sized_incremental_binary::set_file_is_unchanged): New function.
1019 (Sized_incremental_binary::file_is_unchanged): New function.
1020 (Sized_incremental_binary::do_process_got_plt): New function.
1021 (Sized_incremental_binary::file_status_): New data member.
1022 (Sized_incremental_binary::main_symtab_loc_): New data member.
1023 (Sized_incremental_binary::main_strtab_loc_): New data member.
1024 * output.cc (Output_data_got::Got_entry::write): Add case
1026 (Output_data_got::add_global): Call add_got_entry.
1027 (Output_data_got::add_global_plt): Likewise.
1028 (Output_data_got::add_global_with_rel): Likewise.
1029 (Output_data_got::add_global_with_rela): Likewise.
1030 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1031 (Output_data_got::add_global_pair_with_rela): Likewise.
1032 (Output_data_got::add_local): Call add_got_entry.
1033 (Output_data_got::add_local_plt): Likewise.
1034 (Output_data_got::add_local_with_rel): Likewise.
1035 (Output_data_got::add_local_with_rela): Likewise.
1036 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1037 (Output_data_got::add_local_pair_with_rela): Likewise.
1038 (Output_data_got::reserve_slot): New function.
1039 (Output_data_got::reserve_slot_for_global): New function.
1040 (Output_data_got::add_got_entry): New function.
1041 (Output_data_got::add_got_entry_pair): New function.
1042 (Output_section::add_output_section_data): Edit FIXME.
1044 (Output_section_data_build::Output_section_data_build): New
1045 constructor with size parameter.
1046 (Output_data_space::Output_data_space): Likewise.
1047 (Output_data_got::Output_data_got): Initialize new data member; new
1048 constructor with size parameter.
1049 (Output_data_got::add_constant): Call add_got_entry.
1050 (Output_data_got::reserve_slot): New function.
1051 (Output_data_got::reserve_slot_for_global): New function.
1052 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1053 (Output_data_got::add_got_entry): New function.
1054 (Output_data_got::add_got_entry_pair): New function.
1055 (Output_data_got::free_list_): New data member.
1056 * target.h (Sized_target::init_got_plt_for_update): New function.
1057 (Sized_target::register_global_plt_entry): New function.
1058 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1059 Initialize new data member; call init; add constructor with PLT count.
1060 (Output_data_plt_x86_64::init): New function.
1061 (Output_data_plt_x86_64::add_relocation): New function.
1062 (Output_data_plt_x86_64::reserve_slot): New function.
1063 (Output_data_plt_x86_64::free_list_): New data member.
1064 (Target_x86_64::init_got_plt_for_update): New function.
1065 (Target_x86_64::register_global_plt_entry): New function.
1066 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1067 incremental updates.
1068 (Output_data_plt_x86_64::add_relocation): New function.
1069 * testsuite/object_unittest.cc (Object_test): Set default options.
1071 2011-05-16 Ian Lance Taylor <iant@google.com>
1073 * options.h (class General_options): Make -i a synonym for -r.
1075 2011-05-16 Ian Lance Taylor <iant@google.com>
1077 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1079 2011-05-10 Cary Coutant <ccoutant@google.com>
1081 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1084 2011-05-06 Ian Lance Taylor <iant@google.com>
1086 * layout.cc (Layout::layout): If the output section flags change,
1087 update the ordering.
1089 2011-04-25 Cary Coutant <ccoutant@google.com>
1091 * incremental-dump.cc (dump_incremental_inputs): Print local
1092 symbol info for each input file.
1094 (Output_section_incremental_inputs::set_final_data_size): Add local
1095 symbol info to input file entries in incremental info.
1096 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1097 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1098 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1099 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1101 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1102 (Sized_incr_relobj::do_relocate): Write the local symbols.
1103 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1104 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1105 Adjust size of input file header.
1106 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1107 (Incremental_inputs_reader::get_local_symbol_count): New function.
1108 (Incremental_inputs_reader::get_input_section): Adjust size of input
1110 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1111 (Sized_incr_relobj::This): New typedef.
1112 (Sized_incr_relobj::sym_size): New const data member.
1113 (Sized_incr_relobj::Local_symbol): New struct.
1114 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1115 (Sized_incr_relobj::do_local_symbol_offset): New function.
1116 (Sized_incr_relobj::local_symbol_count_): New data member.
1117 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1118 (Sized_incr_relobj::local_symbol_index_): New data member.
1119 (Sized_incr_relobj::local_symbol_offset_): New data member.
1120 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1121 (Sized_incr_relobj::local_symbols_): New data member.
1122 * object.h (Relobj::output_local_symbol_count): New function.
1123 (Relobj::local_symbol_offset): New function.
1124 (Relobj::do_output_local_symbol_count): New function.
1125 (Relobj::do_local_symbol_offset): New function.
1126 (Sized_relobj::do_output_local_symbol_count): New function.
1127 (Sized_relobj::do_local_symbol_offset): New function.
1129 2011-04-22 Vladimir Simonov <sv@sw.ru>
1131 * descriptors.cc (set_close_on_exec): New function.
1132 (Descriptors::open): Use set_close_on_exec.
1133 * output.cc (S_ISLNK): Define if not defined.
1135 2011-04-22 Cary Coutant <ccoutant@google.com>
1137 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1139 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1140 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1141 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1143 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1144 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1145 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1147 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1149 (Incremental_binary::apply_incremental_relocs): New function.
1150 (Incremental_binary::do_apply_incremental_relocs): New function.
1151 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1153 (Sized_incremental_binary::add_global_symbol): New function.
1154 (Sized_incremental_binary::global_symbol): New function.
1155 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1156 (Sized_incremental_binary::symbol_map_): New data member.
1157 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1158 * target.h (Sized_target::apply_relocation): New function.
1159 * target-reloc.h (apply_relocation): New function.
1160 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1162 2011-04-22 Doug Kwan <dougkwan@google.com>
1164 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1165 flag of a SHT_ARM_EXIDX section.
1166 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1167 * testsuite/Makefile.in: Regenerate.
1168 * testsuite/arm_exidx_test.s: New file.
1169 * testsuite/arm_exidx_test.sh: Same.
1171 2011-04-20 Cary Coutant <ccoutant@google.com>
1174 * archive.h (Incremental_archive_entry::Archive_member):
1175 Initialize arg_serial_ (second constructor).
1177 2011-04-17 Ian Lance Taylor <iant@google.com>
1179 * object.cc (Relocate_info::location): Simplify location string.
1180 * errors.cc (Errors::error_at_location): Don't print program
1182 (Errors::warning_at_location): Likewise.
1183 (Errors::undefined_symbol): Likewise.
1184 * testsuite/debug_msg.sh: Update accordingly.
1186 2011-04-14 Cary Coutant <ccoutant@google.com>
1188 * gold/layout.cc (Layout::symtab_section_offset): New function.
1189 * gold/layout.h (Layout::symtab_section_offset): New function.
1190 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1192 2011-04-12 Ian Lance Taylor <iant@google.com>
1194 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1195 with MREMAP_MAYMOVE.
1196 * output.h (class Output_file): Add map_is_allocated_ field.
1197 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1198 not available, provide stubs. If mremap is not available, #define
1200 (MREMAP_MAYMOVE): Define if not defined.
1201 (Output_file::Output_file): Initialize map_is_allocated_.
1202 (Output_file::resize): Check map_is_allocated_.
1203 (Output_file::map_anonymous): If mmap fails, use malloc.
1204 (Output_file::unmap): Don't do anything for an anonymous map.
1205 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1206 is not available, provide stubs.
1207 (File_read::View::~View): Use free rather than delete[].
1208 (File_read::make_view): Use malloc rather than new[]. If mmap
1210 (File_read::find_or_make_view): Use malloc rather than new[].
1211 * gold.h: Remove HAVE_REMAP code.
1212 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1213 exists. Rename mremap to gold_mremap. If mmap is not available
1215 * configure, config.in: Rebuild.
1217 2011-04-11 Ian Lance Taylor <iant@google.com>
1219 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1220 initialize local variable v.
1222 2011-04-11 Cary Coutant <ccoutant@google.com>
1224 * archive.cc (Archive::include_member): Adjust call to
1226 (Add_archive_symbols::run): Track argument serial numbers.
1227 (Lib_group::include_member): Likewise.
1228 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1229 * archive.h (Incremental_archive_entry::Archive_member):
1230 Initialize arg_serial_.
1231 (Archive_member::arg_serial_): New data member.
1232 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1233 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1235 (Sized_dynobj::do_for_all_local_got_entries): New function.
1236 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1238 * fileread.cc (get_mtime): New function.
1239 * fileread.h (get_mtime): New function.
1240 * gold.cc (queue_initial_tasks): Check for incremental update.
1241 (process_incremental_input): New function.
1242 (queue_middle_tasks): Don't force valid target for incremental
1244 * incremental-dump.cc (find_input_containing_global): Adjust
1245 size of symbol info entry.
1246 (dump_incremental_inputs): Dump argument serial number and
1247 in_system_directory flag; bias shndx by 1; print symbol names
1248 when dumping per-file symbol lists; use new symbol info readers.
1250 (Output_section_incremental_inputs:update_data_size): New function.
1251 (Sized_incremental_binary::setup_readers): Setup input readers
1252 for each input file; build maps for files added from libraries
1254 (Sized_incremental_binary::check_input_args): New function.
1255 (Sized_incremental_binary::do_check_inputs): Build map of argument
1256 serial numbers to input arguments.
1257 (Sized_incremental_binary::do_file_has_changed): Rename
1258 do_file_is_unchanged to this; compare file modification times.
1259 (Sized_incremental_binary::do_init_layout): New function.
1260 (Sized_incremental_binary::do_reserve_layout): New function.
1261 (Sized_incremental_binary::do_get_input_reader): Remove.
1262 (Sized_incremental_binary::get_symtab_view): New function.
1263 (Incremental_checker::can_incrementally_link_output_file): Remove.
1264 (Incremental_inputs::report_command_line): Exclude --debug options.
1265 (Incremental_inputs::report_archive_begin): Add parameter; track
1266 argument serial numbers; don't put input file entry for archive
1267 before archive members.
1268 (Incremental_inputs::report_archive_end): Put input file entry
1269 for archive after archive members.
1270 (Incremental_inputs::report_object): Add parameter; track argument
1271 serial numbers and in_system_directory flag.
1272 (Incremental_inputs::report_script): Add parameter; track argument
1274 (Output_section_incremental_inputs::set_final_data_size): Adjust
1275 size of symbol info entry; check for forwarding symbols.
1276 (Output_section_incremental_inputs::write_input_files): Write
1277 in_system_directory flag and argument serial number.
1278 (Output_section_incremental_inputs::write_info_blocks): Map section
1279 indices between incremental info and original input file; store
1280 input section index for each symbol.
1281 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1282 change operator() to visit().
1283 (class Global_got_offset_visitor): Likewise.
1284 (class Global_symbol_visitor_got_plt):
1285 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1287 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1288 (Sized_incr_relobj::do_read_symbols): New function.
1289 (Sized_incr_relobj::do_layout): New function.
1290 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1291 (Sized_incr_relobj::do_add_symbols): New function.
1292 (Sized_incr_relobj::do_should_include_member): New function.
1293 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1294 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1295 (Sized_incr_relobj::do_section_size): New function.
1296 (Sized_incr_relobj::do_section_name): New function.
1297 (Sized_incr_relobj::do_section_contents): New function.
1298 (Sized_incr_relobj::do_section_flags): New function.
1299 (Sized_incr_relobj::do_section_entsize): New function.
1300 (Sized_incr_relobj::do_section_address): New function.
1301 (Sized_incr_relobj::do_section_type): New function.
1302 (Sized_incr_relobj::do_section_link): New function.
1303 (Sized_incr_relobj::do_section_info): New function.
1304 (Sized_incr_relobj::do_section_addralign): New function.
1305 (Sized_incr_relobj::do_initialize_xindex): New function.
1306 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1307 (Sized_incr_relobj::do_read_relocs): New function.
1308 (Sized_incr_relobj::do_gc_process_relocs): New function.
1309 (Sized_incr_relobj::do_scan_relocs): New function.
1310 (Sized_incr_relobj::do_count_local_symbols): New function.
1311 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1312 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1313 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1314 (Sized_incr_relobj::do_relocate): New function.
1315 (Sized_incr_relobj::do_set_section_offset): New function.
1316 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1317 (Sized_incr_dynobj::do_read_symbols): New function.
1318 (Sized_incr_dynobj::do_layout): New function.
1319 (Sized_incr_dynobj::do_add_symbols): New function.
1320 (Sized_incr_dynobj::do_should_include_member): New function.
1321 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1322 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1323 (Sized_incr_dynobj::do_section_size): New function.
1324 (Sized_incr_dynobj::do_section_name): New function.
1325 (Sized_incr_dynobj::do_section_contents): New function.
1326 (Sized_incr_dynobj::do_section_flags): New function.
1327 (Sized_incr_dynobj::do_section_entsize): New function.
1328 (Sized_incr_dynobj::do_section_address): New function.
1329 (Sized_incr_dynobj::do_section_type): New function.
1330 (Sized_incr_dynobj::do_section_link): New function.
1331 (Sized_incr_dynobj::do_section_info): New function.
1332 (Sized_incr_dynobj::do_section_addralign): New function.
1333 (Sized_incr_dynobj::do_initialize_xindex): New function.
1334 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1335 (make_sized_incremental_object): New function.
1336 (Incremental_library::copy_unused_symbols): New function.
1337 (Incremental_library::do_for_all_unused_symbols): New function.
1338 * incremental.h (enum Incremental_input_flags): New type.
1339 (class Incremental_checker): Remove.
1340 (Incremental_input_entry::Incremental_input_entry): Add argument
1342 (Incremental_input_entry::arg_serial): New function.
1343 (Incremental_input_entry::set_is_in_system_directory): New function.
1344 (Incremental_input_entry::is_in_system_directory): New function.
1345 (Incremental_input_entry::arg_serial_): New data member.
1346 (Incremental_input_entry::is_in_system_directory_): New data member.
1347 (class Script_info): Move here from script.h.
1348 (Script_info::Script_info): Add filename parameter.
1349 (Script_info::filename): New function.
1350 (Script_info::filename_): New data member.
1351 (Incremental_script_entry::Incremental_script_entry): Add argument
1353 (Incremental_object_entry::Incremental_object_entry): Likewise.
1354 (Incremental_object_entry::add_input_section): Build list of input
1355 sections with map to original shndx.
1356 (Incremental_object_entry::get_input_section_index): New function.
1357 (Incremental_object_entry::shndx_): New data member.
1358 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1359 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1360 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1362 (Incremental_inputs::report_archive_begin): Likewise.
1363 (Incremental_inputs::report_object): Likewise.
1364 (Incremental_inputs::report_script): Likewise.
1365 (class Incremental_global_symbol_reader): New class.
1366 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1367 and store flags and input file type.
1368 (Incremental_input_entry_reader::arg_serial): New function.
1369 (Incremental_input_entry_reader::type): Extract type from flags.
1370 (Incremental_input_entry_reader::is_in_system_directory): New function.
1371 (Incremental_input_entry_reader::get_input_section_count): Call
1372 accessor function for type.
1373 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1374 function for type; adjust size of global symbol entry.
1375 (Incremental_input_entry_reader::get_global_symbol_count): Call
1376 accessor function for type.
1377 (Incremental_input_entry_reader::get_object_count): Likewise.
1378 (Incremental_input_entry_reader::get_object_offset): Likewise.
1379 (Incremental_input_entry_reader::get_member_count): Likewise.
1380 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1381 (Incremental_input_entry_reader::get_member_offset): Likewise.
1382 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1383 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1384 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1385 (Incremental_input_entry_reader::get_global_symbol_reader): New
1387 (Incremental_input_entry_reader::get_output_symbol_index): New
1389 (Incremental_input_entry_reader::type_): Remove.
1390 (Incremental_input_entry_reader::flags_): New data member.
1391 (Incremental_inputs_reader::input_file_offset): New function.
1392 (Incremental_inputs_reader::input_file_index): New function.
1393 (Incremental_inputs_reader::input_file): Call input_file_offset.
1394 (Incremental_inputs_reader::input_file_at_offset): New function.
1395 (Incremental_relocs_reader::get_r_type): Reformat.
1396 (Incremental_relocs_reader::get_r_shndx): Reformat.
1397 (Incremental_relocs_reader::get_r_offset): Reformat.
1398 (Incremental_relocs_reader::data): New function.
1399 (Incremental_binary::Incremental_binary): Initialize new data members.
1400 (Incremental_binary::check_inputs): Add cmdline parameter.
1401 (Incremental_binary::file_is_unchanged): Remove.
1402 (Input_reader::arg_serial): New function.
1403 (Input_reader::get_unused_symbol_count): New function.
1404 (Input_reader::get_unused_symbol): New function.
1405 (Input_reader::do_arg_serial): New function.
1406 (Input_reader::do_get_unused_symbol_count): New function.
1407 (Input_reader::do_get_unused_symbol): New function.
1408 (Incremental_binary::input_file_count): New function.
1409 (Incremental_binary::get_input_reader): Change signature to use
1410 index instead of filename.
1411 (Incremental_binary::file_has_changed): New function.
1412 (Incremental_binary::get_input_argument): New function.
1413 (Incremental_binary::get_library): New function.
1414 (Incremental_binary::get_script_info): New function.
1415 (Incremental_binary::init_layout): New function.
1416 (Incremental_binary::reserve_layout): New function.
1417 (Incremental_binary::output_file): New function.
1418 (Incremental_binary::do_check_inputs): New function.
1419 (Incremental_binary::do_file_is_unchanged): Remove.
1420 (Incremental_binary::do_file_has_changed): New function.
1421 (Incremental_binary::do_init_layout): New function.
1422 (Incremental_binary::do_reserve_layout): New function.
1423 (Incremental_binary::do_input_file_count): New function.
1424 (Incremental_binary::do_get_input_reader): Change signature.
1425 (Incremental_binary::input_args_map_): New data member.
1426 (Incremental_binary::library_map_): New data member.
1427 (Incremental_binary::script_map_): New data member.
1428 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1430 (Sized_incremental_binary::output_section): New function.
1431 (Sized_incremental_binary::inputs_reader): Add const.
1432 (Sized_incremental_binary::symtab_reader): Add const.
1433 (Sized_incremental_binary::relocs_reader): Add const.
1434 (Sized_incremental_binary::got_plt_reader): Add const.
1435 (Sized_incremental_binary::get_symtab_view): New function.
1436 (Sized_incremental_binary::Inputs_reader): New typedef.
1437 (Sized_incremental_binary::Input_entry_reader): New typedef.
1438 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1439 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1440 (Sized_incremental_binary::do_file_has_changed): New function.
1441 (Sized_incremental_binary::do_init_layout): New function.
1442 (Sized_incremental_binary::do_reserve_layout): New function.
1443 (Sized_input_reader::Inputs_reader): Remove.
1444 (Sized_input_reader::Input_entry_reader): Remove.
1445 (Sized_input_reader::do_arg_serial): New function.
1446 (Sized_input_reader::do_get_unused_symbol_count): New function.
1447 (Sized_input_reader::do_get_unused_symbol): New function.
1448 (Sized_incremental_binary::do_input_file_count): New function.
1449 (Sized_incremental_binary::do_get_input_reader): Change signature;
1450 use index instead of filename.
1451 (Sized_incremental_binary::section_map_): New data member.
1452 (Sized_incremental_binary::input_entry_readers_): New data member.
1453 (class Sized_incr_relobj): New class.
1454 (class Sized_incr_dynobj): New class.
1455 (make_sized_incremental_object): New function.
1456 (class Incremental_library): New class.
1457 * layout.cc (Free_list::num_lists): New static data member.
1458 (Free_list::num_nodes): New static data member.
1459 (Free_list::num_removes): New static data member.
1460 (Free_list::num_remove_visits): New static data member.
1461 (Free_list::num_allocates): New static data member.
1462 (Free_list::num_allocate_visits): New static data member.
1463 (Free_list::init): New function.
1464 (Free_list::remove): New function.
1465 (Free_list::allocate): New function.
1466 (Free_list::dump): New function.
1467 (Free_list::print_stats): New function.
1468 (Layout_task_runner::run): Resize output file for incremental updates.
1469 (Layout::Layout): Initialize new data members.
1470 (Layout::set_incremental_base): New function.
1471 (Layout::init_fixed_output_section): New function.
1472 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1473 incremental updates.
1474 (Layout::create_gold_note): Do not create gold note section for
1475 incremental updates.
1476 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1477 for incremental updates.
1478 (Layout::set_section_offsets): For incremental updates, allocate space
1480 (Layout::create_symtab_sections): Layout with offsets relative to
1481 start of section; for incremental updates, allocate space from free
1483 (Layout::create_shdrs): For incremental updates, allocate space from
1485 (Layout::finish_dynamic_section): For incremental updates, do not
1486 check --as-needed (fixed in subsequent patch).
1487 * layout.h (class Free_list): New class.
1488 (Layout::set_incremental_base): New function.
1489 (Layout::incremental_base): New function.
1490 (Layout::init_fixed_output_section): New function.
1491 (Layout::allocate): New function.
1492 (Layout::incremental_base_): New data member.
1493 (Layout::free_list_): New data member.
1494 * main.cc (main): Print Free_list statistics.
1495 * object.cc (Relobj::finalize_incremental_relocs): Add
1496 clear_counts parameter; clear counts only when clear_counts is set.
1497 (Sized_relobj::Sized_relobj): Initialize new base class.
1498 (Sized_relobj::do_layout): Don't report special sections.
1499 (Sized_relobj::do_for_all_local_got_entries): New function.
1500 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1501 symtab_off to all symbol table offsets.
1502 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1503 * object.h (class Got_offset_list): Move to top of file.
1504 (Object::Object): Allow case where input_file == NULL.
1505 (Object::~Object): Likewise.
1506 (Object::input_file): Assert that input_file != NULL.
1507 (Object::lock): Allow case where input_file == NULL.
1508 (Object::unlock): Likewise.
1509 (Object::is_locked): Likewise.
1510 (Object::token): Likewise.
1511 (Object::release): Likewise.
1512 (Object::is_incremental): New function.
1513 (Object::get_mtime): New function.
1514 (Object::for_all_local_got_entries): New function.
1515 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1516 (Object::set_is_in_system_directory): New function.
1517 (Object::is_in_system_directory): New function.
1518 (Object::do_is_incremental): New function.
1519 (Object::do_get_mtime): New function.
1520 (Object::do_for_all_local_got_entries): New function.
1521 (Object::is_in_system_directory_): New data member.
1522 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1523 (class Sized_relobj_base): New class.
1524 (class Sized_relobj): Derive from Sized_relobj_base.
1525 (class Sized_relobj::Symbols): Redeclare from base class.
1526 (class Sized_relobj::local_got_offset_list): Remove.
1527 (class Sized_relobj::Output_sections): Redeclare from base class.
1528 (class Sized_relobj::do_for_all_local_got_entries): New function.
1529 (class Sized_relobj::write_local_symbols): Add offset parameter.
1530 (class Sized_relobj::local_symbol_offset_): Update comment.
1531 (class Sized_relobj::local_dynsym_offset_): Update comment.
1532 * options.cc (Input_arguments::add_file): Remove const.
1533 * options.h (Input_file_argument::Input_file_argument):
1534 Initialize arg_serial_ (all constructors).
1535 (Input_file_argument::set_arg_serial): New function.
1536 (Input_file_argument::arg_serial): New function.
1537 (Input_file_argument::arg_serial_): New data member.
1538 (Input_arguments::Input_arguments): Initialize file_count_.
1539 (Input_arguments::add_file): Remove const.
1540 (Input_arguments::number_of_input_files): New function.
1541 (Input_arguments::file_count_): New data member.
1542 (Command_line::number_of_input_files): Call
1543 Input_arguments::number_of_input_files.
1544 * output.cc (Output_segment_headers::Output_segment_headers):
1546 (Output_section::Input_section::current_data_size): New function.
1547 (Output_section::Output_section): Initialize new data members.
1548 (Output_section::add_input_section): Don't do merge sections for
1549 an incremental link; allocate space from free list for an
1551 (Output_section::add_output_section_data): Allocate space from
1552 free list for an incremental update.
1553 (Output_section::update_data_size): New function.
1554 (Output_section::set_fixed_layout): New function.
1555 (Output_section::reserve): New function.
1556 (Output_segment::set_section_addresses): Remove const.
1557 (Output_segment::set_section_list_addresses): Remove const; allocate
1558 space from free list for an incremental update.
1559 (Output_segment::set_offset): Adjust size of RELRO segment for an
1561 * output.h (Output_data::current_data_size): Move here from
1563 (Output_data::pre_finalize_data_size): New function.
1564 (Output_data::update_data_size): New function.
1565 (Output_section_headers::update_data_size): new function.
1566 (Output_section_data_build::current_data_size): Move to Output_data.
1567 (Output_data_strtab::update_data_size): New function.
1568 (Output_section::current_data_size): Move to Output_data.
1569 (Output_section::set_fixed_layout): New function.
1570 (Output_section::has_fixed_layout): New function.
1571 (Output_section::reserve): New function.
1572 (Output_section::update_data_size): New function.
1573 (Output_section::has_fixed_layout_): New data member.
1574 (Output_section::free_list_): New data member.
1575 (Output_segment::set_section_addresses): Remove const.
1576 (Output_segment::set_section_list_addresses): Remove const.
1577 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1579 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1581 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1582 parameter when calling Add_symbols constructor; store argument
1583 serial number for members of a lib group.
1584 (Add_symbols::locks): Allow case where token == NULL.
1585 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1586 (Read_member::~Read_member): New function.
1587 (Read_member::is_runnable): New function.
1588 (Read_member::locks): New function.
1589 (Read_member::run): New function.
1590 (Check_script::~Check_script): New function.
1591 (Check_script::is_runnable): New function.
1592 (Check_script::locks): New function.
1593 (Check_script::run): New function.
1594 (Check_library::~Check_library): New function.
1595 (Check_library::is_runnable): New function.
1596 (Check_library::locks): New function.
1597 (Check_library::run): New function.
1598 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1599 (Add_symbols::library_): New data member.
1600 (class Read_member): New class.
1601 (class Check_script): New class.
1602 (class Check_library): New class.
1603 * reloc.cc (Read_relocs::is_runnable): Allow case where
1605 (Read_relocs::locks): Likewise.
1606 (Scan_relocs::locks): Likewise.
1607 (Relocate_task::locks): Likewise.
1608 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1610 (Sized_relobj::incremental_relocs_scan): Fix comment.
1611 (Sized_relobj::do_relocate): Pass output file offset to
1612 write_local_symbols.
1613 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1614 from class declaration.
1615 * script.cc (read_input_script): Allocate Script_info; pass
1616 argument serial number to report_script.
1617 * script.h (class Script_info): Move to incremental.h.
1618 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1619 * symtab.h (Symbol_table::add_from_incrobj): New function.
1620 (Symbol_table::set_file_offset): New function.
1622 2011-04-05 Cary Coutant <ccoutant@google.com>
1624 * incremental-dump.cc (dump_incremental_inputs): Change signature
1625 to take a Sized_incremental_binary; change caller. Use readers
1626 in Sized_incremental_binary.
1628 (Sized_incremental_binary::find_incremental_inputs_sections):
1629 Rename do_find_incremental_inputs_sections to this.
1630 (Sized_incremental_binary::setup_readers): New function.
1631 (Sized_incremental_binary::do_check_inputs): Check
1632 has_incremental_info_ flag; move setup code to setup_readers;
1634 (Sized_incremental_binary::do_file_is_unchanged): New function.
1635 (Sized_incremental_binary::do_get_input_reader): New function.
1636 * incremental.h (class Incremental_binary): Move to end of file.
1637 (Incremental_binary::file_is_unchanged): New function.
1638 (Incremental_binary::do_file_is_unchanged): New function.
1639 (Incremental_binary::Input_reader): New class.
1640 (Incremental_binary::get_input_reader): New function.
1641 (class Sized_incremental_binary): Move to end of file.
1642 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1643 input section reader classes.
1644 (Sized_incremental_binary::has_incremental_info): New function.
1645 (Sized_incremental_binary::inputs_reader): New function.
1646 (Sized_incremental_binary::symtab_reader): New function.
1647 (Sized_incremental_binary::relocs_reader): New function.
1648 (Sized_incremental_binary::got_plt_reader): New function.
1649 (Sized_incremental_binary::do_file_is_unchanged): New function.
1650 (Sized_incremental_binary::Sized_input_reader): New class.
1651 (Sized_incremental_binary::get_input_reader): New function.
1652 (Sized_incremental_binary::find_incremental_inputs_sections):
1653 Rename do_find_incremental_inputs_sections to this.
1654 (Sized_incremental_binary::setup_readers): New function.
1655 (Sized_incremental_binary::has_incremental_info_): New data member.
1656 (Sized_incremental_binary::inputs_reader_): New data member.
1657 (Sized_incremental_binary::symtab_reader_): New data member.
1658 (Sized_incremental_binary::relocs_reader_): New data member.
1659 (Sized_incremental_binary::got_plt_reader_): New data member.
1660 (Sized_incremental_binary::current_input_file_): New data member.
1662 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1665 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1668 2011-03-30 Cary Coutant <ccoutant@google.com>
1670 * archive.cc (Archive::include_member): Adjust call to report_object.
1671 (Add_archive_symbols::run): Add script_info to call to
1672 report_archive_begin.
1673 (Lib_group::include_member): Adjust call to report_object.
1674 (Add_lib_group_symbols::run): Adjust call to report_object.
1675 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1676 blocks. Add object count for script input files.
1677 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1678 script_info parameter; change all callers.
1679 (Incremental_inputs::report_object): Add script_info parameter;
1681 (Incremental_inputs::report_script): Store backpointer to
1682 incremental info entry.
1683 (Output_section_incremental_inputs::set_final_data_size): Record
1684 additional information for scripts.
1685 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1686 * incremental.h (Incremental_script_entry::add_object): New function.
1687 (Incremental_script_entry::get_object_count): New function.
1688 (Incremental_script_entry::get_object): New function.
1689 (Incremental_script_entry::objects_): New data member; adjust
1691 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1692 (Incremental_inputs::report_object): Add script_info parameter.
1693 (Incremental_inputs_reader::get_object_count): New function.
1694 (Incremental_inputs_reader::get_object_offset): New function.
1695 * options.cc (Input_arguments::add_file): Return reference to
1697 * options.h (Input_argument::set_script_info): New function.
1698 (Input_argument::script_info): New function.
1699 (Input_argument::script_info_): New data member; adjust all
1701 (Input_file_group::add_file): Return reference to new input argument.
1702 (Input_file_lib::add_file): Likewise.
1703 (Input_arguments::add_file): Likewise.
1704 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1705 * script.cc (Parser_closure::Parser_closure): Add script_info
1706 parameter; adjust all callers.
1707 (Parser_closure::script_info): New function.
1708 (Parser_closure::script_info_): New data member.
1709 (read_input_script): Report scripts earlier to incremental info.
1710 (script_add_file): Set script_info in Input_argument.
1711 (script_add_library): Likewise.
1712 * script.h (Script_options::Script_info): Rewrite class.
1714 2011-03-29 Cary Coutant <ccoutant@google.com>
1716 * archive.cc (Library_base::should_include_member): Move
1717 method here from class Archive.
1718 (Archive::Archive): Initialize base class.
1719 (Archive::should_include_member): Move to base class.
1720 (Archive::do_for_all_unused_symbols): New function.
1721 (Add_archive_symbols::run): Remove redundant access to
1723 (Lib_group::Lib_group): Initialize base class.
1724 (Lib_group::do_filename): New function.
1725 (Lib_group::include_member): Pass pointer to Lib_group to
1727 (Lib_group::do_for_all_unused_symbols): New function.
1728 (Add_lib_group_symbols::run): Report archive information for
1730 * archive.h (class Library_base): New base class.
1731 (class Archive): Derive from Library_base.
1732 (Archive::filename): Move to base class.
1733 (Archive::set_incremental_info): Likewise.
1734 (Archive::incremental_info): Likewise.
1735 (Archive::Should_include): Likewise.
1736 (Archive::should_include_member): Likewise.
1737 (Archive::Armap_entry): Remove.
1738 (Archive::Unused_symbol_iterator): Remove.
1739 (Archive::unused_symbols_begin): Remove.
1740 (Archive::unused_symbols_end): Remove.
1741 (Archive::do_filename): New function.
1742 (Archive::do_get_mtime): New function.
1743 (Archive::do_for_all_unused_symbols): New function.
1744 (Archive::task_): Move to base class.
1745 (Archive::incremental_info_): Likewise.
1746 (class Lib_group): Derive from Library_base.
1747 (Lib_group::do_filename): New function.
1748 (Lib_group::do_get_mtime): New function.
1749 (Lib_group::do_for_all_unused_symbols): New function.
1750 (Lib_group::task_): Move to base class.
1751 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1753 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1755 * incremental.cc (Incremental_inputs::report_archive_begin):
1756 Use Library_base; call library's get_mtime; add incremental inputs
1757 entry before members.
1758 (class Unused_symbol_visitor): New class.
1759 (Incremental_inputs::report_archive_end): Use Library_base; use
1760 visitor class to record unused symbols; don't add incremental inputs
1761 entry after members.
1762 (Incremental_inputs::report_object): Use Library_base.
1764 (Incremental_archive_entry::Incremental_archive_entry): Remove
1765 unused Archive parameter.
1766 (Incremental_inputs::report_archive_begin): Use Library_base.
1767 (Incremental_inputs::report_archive_end): Likewise.
1768 (Incremental_inputs::report_object): Likewise.
1769 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1771 * object.h (Object::for_all_global_symbols): New function.
1772 (Object::do_for_all_global_symbols): New function.
1773 (Sized_relobj::do_for_all_global_symbols): New function.
1774 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1776 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1779 2011-03-27 Ian Lance Taylor <iant@google.com>
1781 * archive.cc (Archive::interpret_header): Return -1 if something
1782 goes wrong. Change callers accordingly.
1784 2011-03-25 Cary Coutant <ccoutant@google.com>
1786 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1787 * testsuite/Makefile.in: Regenerate.
1789 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1791 * plugin.cc (get_view): New.
1792 (Plugin::load): Pass get_view to the plugin.
1793 (Plugin_manager::get_view): New.
1795 2011-03-21 Ian Lance Taylor <iant@google.com>
1797 * testsuite/final_layout.sh: Rewrite to not use dc.
1798 * testsuite/relro_test.sh: Fail if dc is not present.
1800 2011-03-21 Sriraman Tallam <tmsriram@google.com>
1802 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
1804 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
1805 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
1807 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
1808 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
1810 2011-03-14 Ian Lance Taylor <iant@google.com>
1812 * script-sections.cc (Sort_output_sections::script_compare):
1813 Rename from is_before, change return type.
1814 (Sort_output_sections::operator()): Adjust accordingly.
1816 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
1819 * testsuite/odr_violation2.cc: Add comment to make all error line
1820 numbers double digits.
1821 * testsuite/debug_msg.sh: Adjust expected errors.
1823 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
1825 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
1826 but mark earlier ones as non-canonical
1827 (offset_to_iterator): Update search target and example
1828 (do_addr2line): Return extra lines in a vector*
1829 (format_file_lineno): Extract from do_addr2line
1830 (one_addr2line): Add vector* out-param
1831 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
1832 when a lineno entry appeared last for its instruction
1833 (Dwarf_line_info): Add vector* out-param
1834 * object.cc (Relocate_info): Pass NULL for the vector* out-param
1835 * symtab.cc (Odr_violation_compare): Include the lineno in the
1837 (linenos_from_loc): New. Combine the canonical line for an
1838 address with its other lines.
1839 (True_if_intersect): New. Helper functor to make
1840 std::set_intersection a query.
1841 (detect_odr_violations): Compare sets of lines instead of just
1842 one line for each function. This became less deterministic, but
1843 has fewer false positives.
1844 * symtab.h: Declarations.
1845 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
1846 mix an optimized and non-optimized object in the same binary
1847 (odr_violation2.so): Same.
1848 * testsuite/Makefile.in: Regenerate from Makefile.am.
1849 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
1850 * testsuite/debug_msg.sh: Update line numbers and add
1852 * testsuite/odr_violation1.cc: Use OdrDerived, in a
1853 non-optimized context.
1854 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
1855 isn't inlined, and use OdrDerived in an optimized context.
1856 * testsuite/odr_header1.h: Defines OdrDerived, where
1857 optimization will change the
1858 first-instruction-in-the-destructor's file and line number.
1859 * testsuite/odr_header2.h: Defines OdrBase.
1861 2011-03-09 Ian Lance Taylor <iant@google.com>
1863 * fileread.cc (File_read::clear_views): Don't delete the whole
1866 2011-03-08 Ian Lance Taylor <iant@google.com>
1869 * fileread.cc: #include <climits>.
1870 (GOLD_IOV_MAX): Define.
1871 (File_read::read_multiple): Limit number of entries by iov_max.
1872 * fileread.h (class File_read): Always set max_readv_entries to
1875 2011-03-07 Ian Lance Taylor <iant@google.com>
1878 * options.h (class General_options): Add -dy and -dn.
1880 2011-03-02 Cary Coutant <ccoutant@google.com>
1882 * testsuite/script_test_9.t: Add TLS segment.
1884 2011-03-02 Simon Baldwin <simonb@google.com>
1886 * configure.ac: Add check for gnu_indirect_function support in
1887 the toolchain building binutils.
1888 * configure: Rebuild.
1890 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
1892 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
1893 plugin only symbols.
1894 (Symbol_table::sized_finalize_symbol) Mark symbol only present
1895 in plugin files as not needed in the symbol table.
1897 2011-02-11 Sriraman Tallam <tmsriram@google.com>
1899 * output.cc (Output_section::add_input_section): Delay fill
1900 generation for section ordering.
1902 2011-02-09 Ian Lance Taylor <iant@google.com>
1905 * object.h (class Sized_relobj): Remove clear_local_symbols.
1906 * reloc.cc (Sized_relobj::do_relocate): Don't call
1907 clear_local_symbols.
1909 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
1911 * plugin.cc (is_visible_from_outside): Return true for symbols
1914 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
1916 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
1919 2011-02-02 Sriraman Tallam <tmsriram@google.com>
1921 * icf.h (is_section_foldable_candidate): Change type of parameter
1923 * icf.cc (Icf::find_identical_sections): Change type of local variable
1924 section_name to be std::string.
1925 (is_function_ctor_or_dtor): Change type of parameter to std::string.
1927 2011-01-25 Ian Lance Taylor <iant@google.com>
1929 * script.cc (script_add_extern): Rewrite to use
1930 add_symbol_reference.
1932 2011-01-25 Doug Kwan <dougkwan@google.com>
1934 * icf.cc (get_section_contents): Always lock section's object.
1936 2011-01-24 Ian Lance Taylor <iant@google.com>
1938 * options.h (class General_options): Accept
1939 --no-detect-odr-violations.
1941 2011-01-24 Ian Lance Taylor <iant@google.com>
1943 * version.cc (version_string): Bump to 1.11.
1945 2011-01-24 Ian Lance Taylor <iant@google.com>
1947 * plugin.cc (class Plugin_rescan): Define new class.
1948 (Plugin_manager::claim_file): Set any_claimed_.
1949 (Plugin_manager::save_archive): New function.
1950 (Plugin_manager::save_input_group): New function.
1951 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
1953 (Plugin_manager::new_undefined_symbol): New function.
1954 (Plugin_manager::rescan): New function.
1955 (Plugin_manager::rescannable_defines): New function.
1956 (Plugin_manager::add_input_file): Set any_added_.
1957 * plugin.h (class Plugin_manager): define new fields rescannable_,
1958 undefined_symbols_, any_claimed_, and any_added_. Declare
1959 Plugin_rescan as friend. Declare new functions.
1960 (Plugin_manager::Rescannable): Define type.
1961 (Plugin_manager::Rescannable_list): Define type.
1962 (Plugin_manager::Undefined_symbol_list): Define type.
1963 (Plugin_manager::Plugin_manager): Initialize new fields.
1964 * archive.cc (Archive::defines_symbol): New function.
1965 (Add_archive_symbols::run): Pass archive to plugins if any.
1966 * archive.h (class Archive): Declare defines_symbol.
1967 * readsyms.cc (Input_group::~Input_group): New function.
1968 (Finish_group::run): Pass input_group to plugins if any.
1969 * readsyms.h (class Input_group): Declare destructor.
1970 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
1973 2011-01-10 Ian Lance Taylor <iant@google.com>
1975 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
1977 (Layout::set_segment_offsets): Reset increase_relro before calling
1978 set_section_addresses a second time.
1980 2011-01-04 Cary Coutant <ccoutant@google.com>
1982 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
1983 sections before NOBITS sections.
1985 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
1987 * version.cc (print_version): Update copyright to 2011.
1989 2010-12-23 Cary Coutant <ccoutant@google.com>
1991 * output.h (Output_data_reloc::add_output_section): Pass OD instead
1992 of OS to this->add. Add OD parameter to second form of the function.
1994 2010-12-20 Ian Lance Taylor <iant@google.com>
1996 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
1997 second of two consecutive entries with same offset.
1999 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2001 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2002 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2003 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2004 to avoid unneeded links against $(LDADD).
2005 * testsuite/Makefile.in: Regenerate.
2007 2010-12-15 Ian Lance Taylor <iant@google.com>
2010 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2011 for R_X86_64_32 and R_X86_64_PC32.
2012 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2013 ver_matching_def_pic.o.
2014 (ver_matching_def_pic.o): New target.
2016 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2018 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2019 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2020 Move definition before File_read::View member definitions.
2021 (File_read::View::~View): Initialize and hold lock before
2022 updating current_mapped_bytes.
2024 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2026 * dwarf_reader.cc: Remove outdated comment.
2027 * gold-threads.cc: Fix typo in error message.
2028 * archive.cc: Fix typos in comments.
2029 * archive.h: Likewise.
2030 * arm-reloc-property.cc: Likewise.
2031 * arm-reloc-property.h: Likewise.
2032 * arm-reloc.def: Likewise.
2034 * attributes.h: Likewise.
2035 * cref.cc: Likewise.
2036 * ehframe.cc: Likewise.
2037 * fileread.h: Likewise.
2039 * i386.cc: Likewise.
2041 * incremental.h: Likewise.
2042 * int_encoding.cc: Likewise.
2043 * layout.h: Likewise.
2044 * main.cc: Likewise.
2045 * merge.h: Likewise.
2046 * object.cc: Likewise.
2047 * object.h: Likewise.
2048 * options.cc: Likewise.
2049 * readsyms.cc: Likewise.
2050 * reduced_debug_output.cc: Likewise.
2051 * reloc.cc: Likewise.
2052 * script-sections.cc: Likewise.
2053 * sparc.cc: Likewise.
2054 * symtab.h: Likewise.
2055 * target-reloc.h: Likewise.
2056 * target.cc: Likewise.
2057 * target.h: Likewise.
2058 * timer.cc: Likewise.
2059 * timer.h: Likewise.
2060 * x86_64.cc: Likewise.
2062 2010-12-09 Cary Coutant <ccoutant@google.com>
2064 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2066 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2067 parameter; change all callers.
2068 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2069 * options.h (warn_execstack): New option.
2071 2010-12-07 Doug Kwan <dougkwan@google.com>
2073 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2074 like function call relocations.
2076 2010-12-07 Ian Lance Taylor <iant@google.com>
2078 * archive.cc (Archive::get_elf_object_for_member): Permit
2079 punconfigured to be NULL.
2080 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2081 (Archive::include_member): Pass NULL to get_elf_object_for_member
2082 if we searched for the archive and this is the first included
2085 2010-12-01 Ian Lance Taylor <iant@google.com>
2087 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2088 track_relocs_type_ field.
2089 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2090 Set track_relocs_type_.
2091 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2092 contents when using RELA relocs.
2093 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2095 * reloc.cc (Track_relocs::next_addend): New function.
2096 * reloc.h (class Track_relocs): Declare next_addend.
2098 2010-12-01 Ian Lance Taylor <iant@google.com>
2100 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2103 2010-12-01 Ian Lance Taylor <iant@google.com>
2105 * README: Update compilers known to work and fail.
2107 2010-11-23 Matthias Klose <doko@ubuntu.com>
2109 * configure.in: For --enable-gold, handle value `default' instead of
2110 `both*'. Always install ld as ld.bfd, install as ld if gold is
2112 * configure: Regenerate.
2114 2010-11-18 Doug Kwan <dougkwan@google.com>
2116 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2117 and right_alignment to be zero. Store result alignment only if it is
2118 greater than existing alignment.
2120 2010-11-16 Cary Coutant <ccoutant@google.com>
2123 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2124 Check for ".zdebug_line".
2126 2010-11-16 Doug Kwan <dougkwan@google.com>
2127 Cary Coutant <ccoutant@google.com>
2129 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2130 by reference; adjust all callers.
2131 * output.cc (Output_segment::set_section_addresses): Adjust references
2132 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2134 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2135 end at page boundary.
2137 2010-11-16 Cary Coutant <ccoutant@google.com>
2140 * layout.cc (Layout::choose_output_section): Transform names of
2141 compressed sections even when using a script with a SECTIONS clause.
2142 (Layout::output_section_name): Remove code to transform
2143 compressed debug section names.
2144 * output.cc (Output_section::add_input_section): Use uncompressed
2145 section size when tracking input sections.
2147 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2149 * symtab.h (Symbol::NON_PIC_REF): Remove.
2150 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2151 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2152 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2153 (Symbol::use_plt_offset): Take a flags argument and pass it
2154 directly to needs_dynamic_reloc. Restrict check for undefined
2155 weak symbols to function calls.
2156 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2157 (Target_arm::Scan::global): Use it.
2158 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2159 (Target_arm::Relocate::relocate): Likewise.
2160 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2161 parameter with an r_type parameter. Use get_reference_flags
2163 (Target_arm::Relocate::relocate): Update accordingly.
2164 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2165 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2166 (Target_i386::Scan::global): Likewise.
2167 (Target_i386::Relocate::relocate): Likewise.
2168 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2169 parameter with an r_type parameter. Use get_reference_flags
2171 (Target_i386::Relocate::relocate): Update accordingly.
2172 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2173 (Target_powerpc::Scan::global): Use it.
2174 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2175 (Target_powerpc::Relocate::relocate): Likewise.
2176 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2177 (Target_sparc::Scan::global): Use it.
2178 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2179 (Target_sparc::Relocate::relocate): Likewise.
2180 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2181 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2182 (Target_x86_64::Scan::global): Likewise.
2183 (Target_x86_64::Relocate::relocate): Likewise.
2185 2010-11-08 Doug Kwan <dougkwan@google.com>
2186 Cary Coutant <ccoutant@google.com>
2188 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2189 (Arm_exidx_merge_section::section_contents_): New data member.
2190 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2191 (Arm_input_section::~Arm_input_section): De-allocate memory.
2192 (Arm_input_section::original_contents_): New data member.
2193 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2194 in parameters instead of calling Object::section_contents without
2196 (Arm_output_section::group_section): New parameter TASK. Pass it
2197 to callees that need locking objects.
2198 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2199 to lock EXIDX input sections. Fix a formatting issue. Call
2200 Arm_exidx_merged_section::build_contents to create merged section
2202 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2203 to lock object of stub table owner.
2204 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2205 TEXT_SIZE to initialize data member TEXT_SIZE_.
2206 (Arm_exidx_input_section::addralign): Fix typo in comment.
2207 (Arm_exidx_input_section::text_size): New method.
2208 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2209 that require locking objects. Lock objects before scanning for stubs
2210 and updating local symbols.
2211 (Arm_input_section<big_endian>::init): Copy contents of original
2213 (Arm_input_section<big_endian>::do_write): Use saved contents of
2214 original input section instead of calling Object::section_contents
2216 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2217 size without calling Object::section_size().
2218 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2219 for size. Allocate a buffer for merged EXIDX entries.
2220 (Arm_exidx_merged_section::build_contents): New method.
2221 (Arm_exidx_merged_section::do_write): Move merge section contents
2222 building code to Arm_exidx_merged_section::build_contetns. Write
2223 out contetns in buffer instead of building it on the fly.
2224 (Arm_relobj::make_exidx_input_section): Also pass text section size
2225 to Arm_exidx_input_section constructor.
2226 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2227 (Arm_dynobj::do_read_symbols): Fix memory leak.
2228 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2229 * target.h: (class Task): Add forward declaration.
2230 (Target::relax): Add new parameter TASK and pass it to
2232 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2234 2010-11-05 Cary Coutant <ccoutant@google.com>
2237 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2238 object when reading from the file.
2239 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2241 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2242 when reading section contents.
2243 (get_section_contents): Likewise.
2244 (icf::find_identical_sections): Likewise.
2245 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2246 object when reading from the file.
2247 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2248 the object when doing deferred section layout.
2250 2010-11-03 Nick Clifton <nickc@redhat.com>
2253 * script.h (class Symbol_assignment: name): New member. Returns
2254 the name of the symbol.
2255 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2256 Returns true if the given symbol name is on the list of
2257 assignments wating to be processed.
2258 * archive.cc (should_incldue_member): If the symbol is undefined,
2259 check to see if it is on the list of symbols pending assignment.
2261 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2263 * script-sections.cc (Script_sections::find_memory_region): Check
2264 for a NULL output section pointer.
2266 2010-10-29 Doug Kwan <dougkwan@google.com>
2268 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2269 Output_section::add_relaxed_input_section.
2270 * output.cc (Output_section::add_relaxed_input_section): Add new
2271 arguments LAYOUT and NAME. Set section order index.
2272 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2273 Copy section order index.
2274 * output.h (Output_section::add_relaxed_input_section): Add new
2275 arguments LAYOUT and NAME.
2277 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2279 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2280 NATIVE_OR_CROSS_LINKER.
2281 * testsuite/Makefile.in: Regenerate.
2283 2010-10-20 Doug Kwan <dougkwan@google.com>
2285 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2286 without SHF_LINK_ORDER flags.
2287 * layout.cc (Layout::choose_output_section): Do not filter
2288 SHF_LINK_ORDER flag in a relocatable link.
2290 2010-10-17 Cary Coutant <ccoutant@google.com>
2292 * output.h (Output_segment::set_section_addresses): Change function
2293 signature. Update all callers.
2294 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2296 (Output_segment::set_section_addresses): Align after last TLS
2297 section. Add padding before last relro section instead of after.
2299 2010-10-17 Doug Kwan <dougkwan@google.com>
2301 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2302 GOT output section to be writable.
2304 2010-10-14 Cary Coutant <ccoutant@google.com>
2306 * debug.h (DEBUG_INCREMENTAL): New flag.
2307 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2308 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2310 * incremental.cc (report_command_line): Ignore all forms of
2312 * layout.cc (Layout::Layout): Check parameters for incremental link
2314 * options.cc (General_options::parse_incremental): New function.
2315 (General_options::parse_no_incremental): New function.
2316 (General_options::parse_incremental_full): New function.
2317 (General_options::parse_incremental_update): New function.
2318 (General_options::incremental_mode_): New data member.
2319 (General_options::finalize): Check incremental_mode_.
2320 * options.h (General_options): Update help text for --incremental.
2321 Add --no-incremental, --incremental-full, --incremental-update.
2322 (General_options::Incremental_mode): New enum type.
2323 (General_options::incremental_mode): New function.
2324 (General_options::incremental_mode_): New data member.
2325 * parameters.cc (Parameters::incremental_mode_): New data member.
2326 (Parameters::set_options): Set incremental_mode_.
2327 (Parameters::set_incremental_full): New function.
2328 (Parameters::incremental): New function.
2329 (Parameters::incremental_update): New function.
2330 (set_parameters_incremental_full): New function.
2331 * parameters.h (Parameters::set_incremental_full): New function.
2332 (Parameters::incremental): New function.
2333 (Parameters::incremental_update): New function.
2334 (Parameters::incremental_mode_): New data member.
2335 (set_parameters_incremental_full): New function.
2336 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2337 incremental link mode.
2338 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2339 (Sized_relobj::do_relocate_sections): Likewise.
2340 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2342 * testsuite/Makefile.in: Regenerate.
2343 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2345 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2347 * script-sections.h (class Script_sections): Make
2348 Sections_elements typedef public.
2349 * script-sections.cc (class Sort_output_sections): Add elements_
2350 field. Add constructor which sets it; change all callers.
2351 (Sort_output_sections::is_before): New function.
2352 (Sort_output_sections::operator()): Call is_before.
2353 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2355 * testsuite/script_test_10.sh: New test. Test script section
2357 * testsuite/script_test_10.t: Likewise.
2358 * testsuite/script_test_10.s: Likewise.
2359 * testsuite/Makefile.am: Wrap the cross linker tests and the
2360 common tests into NATIVE_OR_CROSS_LINKER.
2361 (check_SCRIPTS): Add script_test_10.sh.
2362 (check_DATA): Add script_test_10.stdout.
2363 (script_test_10.o, script_test_10): New targets.
2364 (script_test_10.stdout): New target.
2365 * configure, testsuite/Makefile.in: Regenerate.
2367 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2369 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2370 error for the deprecated relocations.
2371 (Target_arm::Scan::global): Likewise.
2372 (Target_arm::Relocate::relocate): Likewise.
2374 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2376 * fileread.cc (Input_file::find_file): Initialize *found_name
2377 and *namep when using the fallback search for case 4.
2379 2010-10-11 Cary Coutant <ccoutant@google.com>
2381 * options.h (class General_options): Redefine -z lazy as an alias for
2382 the negation of -z now.
2384 2010-10-11 Ian Lance Taylor <iant@google.com>
2386 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2389 2010-10-06 Nick Clifton <nickc@redhat.com>
2391 * script-sections.cc(class Memory_region): Remove
2392 current_lma_offset_ field. Rename current_vma_offset_ to
2393 current_offset_. Add last_section_ field.
2394 (Memory_region::get_current_vma_address): Rename to
2395 get_current_address.
2396 (Memory_region::get_current_lma_address): Delete.
2397 (Memory_region::increment_vma_offset): Rename to
2399 (Memory_region::increment_lma_offset): Delete.
2400 (Memory_region::attributes_compatible): New method. Returns
2401 true if the provided section is compatible with the region.
2402 (Memory_region::get_last_section): New method. Returns the last
2403 section to use the region.
2404 (Memory_region::set_last_section): New method. Stores the last
2405 section to use the region.
2406 (Script_sections::block_in_region): New method. Returns true if
2407 a block of memory is contained within a region.
2408 (Script_sections::find_memory_region): New method. Locates a
2409 memory region to be used to set a VMA or LMA address.
2410 (Output_section_definition::set_section_addresses): Add code to
2411 check for addresses set by memory regions.
2412 (Output_segment::set_section_addresses): Remove memory region
2414 (Script_sections::create_segment): Add a warning if a header
2415 segment is created outside of any region.
2416 * script-sections.h (class Script_sections): Add prototypes for
2417 find_memory_region and block_in_region methods.
2418 * testsuite/memory_test.s: Use .long instead of .word.
2419 * testsuite/memory_test.t: Add some more output sections.
2420 * testsuite/memory_test.sh: Update expected output.
2422 2010-10-02 Doug Kwan <dougkwan@google.com>
2424 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2425 defintion to symtab.h
2426 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2427 declaration to defintion.
2429 2010-10-01 Nick Clifton <nickc@redhat.com>
2431 * expression.cc (eval): Replace dummy argument with NULL.
2432 (eval_maybe_dot): Check for a NULL result section pointer.
2433 (Symbol_expression::value): Likewise.
2434 (Dot_expression::value): Likewise.
2435 (BINARY_EXPRESSION): Likewise.
2436 (Max_expression::value): Likewise.
2437 (Min_expression::value): Likewise.
2438 (Absolute_expression::value): Likewise.
2439 (Addr_expression::value_from_output_section): Likewise.
2440 (Loaddddr_expression::value_from_output_section): Likewise.
2441 (Segment_start_expression::value): Likewise.
2442 * script-sections.cc
2443 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2445 (Sections_elememt_dot_assignment::set_section_addresses):
2447 (Output_data_expression::do_write_to_buffer): Likewise.
2448 (Output_section_definition::finalize_symbols): Likewise.
2449 (Output_section_definition::set_section_addresses): Likewise.
2451 2010-09-30 Doug Kwan <dougkwan@google.com>
2453 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2455 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2457 * target.h (Target::can_icf_inline_merge_sections): New virtual
2459 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2461 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2463 * icf.cc (get_section_contents): Inline merge sections only when
2466 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2468 * configure: Regenerate.
2470 2010-09-17 Ian Lance Taylor <iant@google.com>
2472 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2473 * testsuite/Makefile.am (memory_test.o): New target.
2474 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2476 * testsuite/Makefile.in: Rebuild.
2478 2010-09-17 Doug Kwan <dougkwan@google.com>
2480 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2481 defintion if relocation uses GOT entries of the symbol.
2482 * testsuite/icf_safe_test.sh: Fix test.
2483 * testsuite/icf_safe_so_test.sh: Fix test.
2485 2010-09-16 Cary Coutant <ccoutant@google.com>
2487 * script_sections.cc (class Memory_region): Remove "NULL" from
2488 vector initializations.
2490 2010-09-15 Cary Coutant <ccoutant@google.com>
2492 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2493 Resolve forwarding symbols.
2495 2010-09-15 Doug Kwan <dougkwan@google.com>
2497 * gold/testsuite/script_test_3.t: Add ARM special sections.
2498 * gold/testsuite/script_test_4.t: Same.
2499 * gold/testsuite/script_test_5.t: Same.
2500 * gold/testsuite/script_test_6.t: Same.
2501 * gold/testsuite/script_test_7.t: Same.
2502 * gold/testsuite/script_test_7.t: Same.
2503 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2505 2010-09-14 Cary Coutant <ccoutant@google.com>
2507 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2508 (Target_x86_64::Relocate::relocate_tls): Replace check for
2509 saw_tls_block_reloc_ with test for executable section.
2511 2010-09-12 Cary Coutant <ccoutant@google.com>
2513 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2514 position-independent executables to shared libraries need dynamic
2516 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2517 position-independent executables.
2518 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2519 * testsuite/Makefile.in: Regenerate.
2521 2010-09-10 Nick Clifton <nickc@redhat.com>
2524 * testsuite/memory_test.t: Discard any sections that are not
2527 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2530 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2531 "This::" to work around a bug in gcc 4.2.
2533 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2535 2010-09-09 Rafael Espindola <espindola@google.com>
2537 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2538 sections with different PF_X flags in the same segment.
2539 (Layout::find_first_load_seg): Search all segments to find the first
2541 * options.h (rosegment): New.
2543 2010-09-08 Rafael Espindola <espindola@google.com>
2545 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2547 2010-09-08 Doug Kwan <dougkwan@google.com>
2549 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2550 (Arm_relobj::do_relocate_sections): Add new parameter for output
2551 file to match the parent.
2552 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2553 of local symbols instead of input values. Update code to track
2554 changes in gold::relocate_section.
2555 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2556 (Sized_relobj::compute_final_local_value_internal): New methods.
2557 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2558 body into private version of Sized_relobj::compute_final_local_value.
2559 Call the inline method.
2560 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2561 merged symbol value if there is one.
2562 (Symbol_value::has_output_value): New method defintiion.
2563 (Sized_relobj::Compute_final_local_value_status): New enum type.
2564 (Sized_relobj::compute_final_local_value): New methods.
2565 (Sized_relobj::compute_final_local_value_internal): New methods.
2566 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2567 and arm_cortex_a8.sh.
2568 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2569 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2571 * Makefile.in: Regenerate.
2572 * testsuite/arm_bl_out_of_range.s: Update test.
2573 * testsuite/thumb_bl_out_of_range.s: Ditto.
2574 * testsuite/thumb_blx_out_of_range.s: Ditto.
2575 * testsuite/arm_branch_out_of_range.sh: New file.
2576 * testsuite/arm_cortex_a8.sh: Ditto.
2577 * testsuite/arm_cortex_a8_b.s: Ditto.
2578 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2579 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2580 * testsuite/arm_cortex_a8_bl.s: Ditto.
2581 * testsuite/arm_cortex_a8_blx.s: Ditto.
2582 * testsuite/arm_cortex_a8_local.s: Ditto.
2583 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2584 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2586 2010-09-08 Rafael Espindola <espindola@google.com>
2588 * Makefile.am (memory_test.stdout): Run readelf with -W.
2589 * Makefile.in: Regenerate.
2590 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2593 2010-09-08 Rafael Espindola <espindola@google.com>
2595 * script-sections.cc (Script_sections::add_memory_region): Convert
2596 field precision to int.
2597 * script.cc (script_set_section_region, script_set_section_region):
2598 Convert field precision to int.
2600 2010-09-08 Rafael Espindola <espindola@google.com>
2602 * arm.cc (do_finalize_sections): Create the __exidx_start and
2603 __exdix_end symbols even when the section is missing.
2605 2010-09-08 Nick Clifton <nickc@redhat.com>
2607 * README: Remove claim that MEMORY is not supported.
2608 * expression.cc (script_exp_function_origin)
2609 (script_exp_function_length): Move from here to ...
2610 * script.cc: ... here.
2611 (script_set_section_region, script_add_memory)
2612 (script_parse_memory_attr, script_include_directive): New
2614 * script-sections.cc
2615 (class Memory_region): New class.
2616 (class Output_section_definition): Add set_memory_region,
2617 set_section_vma, set_section_lma and get_section_name methods.
2618 (class Script_Sections): Add add_memory_region,
2619 find_memory_region, find_memory_region_origin,
2620 find_memory_region_length and set_memory_region methods.
2621 Have set_section_addresses method walk the list of set memory
2623 Extend the print methos to display memory regions.
2624 * script-sections.h: Add prototypes for new methods.
2625 Add enum for MEMORY region attributes.
2626 * yyscript.y: Add support for parsing MEMORY regions.
2627 * script-c.h: Add prototypes for new functions.
2628 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2629 * testsuite/Makefile.in: Regenerate.
2630 * testsuite/memory_test.sh: New script.
2631 * testsuite/memory_test.s: New assembler source file.
2632 * testsuite/memory_test.t: New linker script.
2634 2010-08-27 Doug Kwan <dougkwan@google.com>
2636 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2637 reference override an existing dynamic weak reference.
2638 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2639 * testsuite/Makefile.in: Regenerate.
2640 * testsuite/dyn_weak_ref.sh: New file.
2641 * testsuite/dyn_weak_ref_1.c: Ditto.
2642 * testsuite/dyn_weak_ref_2.c: Ditto.
2644 2010-08-27 Ian Lance Taylor <iant@google.com>
2646 * incremental.h (class Incremental_input_entry): Add virtual
2649 2010-08-27 Ian Lance Taylor <iant@google.com>
2651 * testsuite/start_lib_test_3.c: Mark t3 as used.
2653 2010-08-27 Nick Clifton <nickc@redhat.com>
2655 * options.cc (version_script): Fix small typo in previous
2658 2010-08-25 Nick Clifton <nickc@redhat.com>
2660 * archive.cc: Formatting fixes: Remove whitespace between
2661 typename and following asterisk. Remove whitespace between
2662 function name and opening parenthesis.
2663 * archive.h: Likewise.
2665 * attributes.cc: Likewise.
2666 * attributes.h: Likewise.
2667 * common.cc: Likewise.
2668 * copy-relocs.cc: Likewise.
2669 * dirsearch.h: Likewise.
2670 * dynobj.cc: Likewise.
2671 * ehframe.cc: Likewise.
2672 * ehframe.h: Likewise.
2673 * expression.cc: Likewise.
2674 * fileread.cc: Likewise.
2675 * fileread.h: Likewise.
2677 * gold-threads.cc: Likewise.
2678 * gold.cc: Likewise.
2679 * i386.cc: Likewise.
2681 * incremental-dump.cc: Likewise.
2682 * incremental.cc: Likewise.
2683 * layout.cc: Likewise.
2684 * layout.h: Likewise.
2685 * main.cc: Likewise.
2686 * merge.cc: Likewise.
2687 * merge.h: Likewise.
2688 * object.cc: Likewise.
2689 * object.h: Likewise.
2690 * options.cc: Likewise.
2691 * options.h: Likewise.
2692 * output.cc: Likewise.
2693 * output.h: Likewise.
2694 * plugin.cc: Likewise.
2695 * plugin.h: Likewise.
2696 * powerpc.cc: Likewise.
2697 * reloc.cc: Likewise.
2698 * script-c.h: Likewise.
2699 * script-sections.cc: Likewise.
2700 * script.cc: Likewise.
2701 * stringpool.cc: Likewise.
2702 * symtab.cc: Likewise.
2703 * symtab.h: Likewise.
2704 * target.cc: Likewise.
2705 * timer.cc: Likewise.
2706 * timer.h: Likewise.
2707 * version.cc: Likewise.
2708 * x86_64.cc: Likewise.
2710 2010-08-24 Nick Clifton <nickc@redhat.com>
2713 * layout.cc (segment_precedes): Sort segments by their physical
2714 addresses, if they have been set.
2716 2010-08-23 Cary Coutant <ccoutant@google.com>
2718 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2720 (Lib_group::include_member): Unlock object after deleting its
2722 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2725 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2726 Cary Coutant <ccoutant@google.com>
2728 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2729 constructor, and set_blocker.
2730 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2732 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2733 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2734 * testsuite/Makefile.am (start_lib_test): New test case.
2735 * testsuite/Makefile.in: Regenerate.
2736 * testsuite/start_lib_test_main.c: New file.
2737 * testsuite/start_lib_test_1.c: New file.
2738 * testsuite/start_lib_test_2.c: New file.
2739 * testsuite/start_lib_test_3.c: New file.
2741 2010-08-19 Ian Lance Taylor <iant@google.com>
2743 * Makefile.in: Rebuild with automake 1.11.1.
2744 * aclocal.m4: Likewise.
2745 * testsuite/Makefile.in: Likewise.
2747 2010-08-19 Ian Lance Taylor <iant@google.com>
2750 * i386.cc (class Output_data_plt_i386): Update declarations.
2751 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2752 local_ifuncs_ fields.
2753 (Target_i386::do_plt_section_for_global): New function.
2754 (Target_i386::do_plt_section_for_local): New function.
2755 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2756 parameter; change all callers. Initialize global_ifuncs_ and
2757 local_ifuncs_. If doing a static link define __rel_iplt_start and
2759 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2760 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2761 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2763 (Target_i386::make_plt_section): New function, broken out of
2764 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2765 (Target_i386::make_plt_entry): Call make_plt_section.
2766 (Target_i386::make_local_ifunc_plt_entry): New function.
2767 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2768 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2769 R_386_IRELATIVE to switch.
2770 (Target_i386::Scan::global): Likewise.
2771 (Target_i386::Relocate::relocate): Likewise.
2772 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2774 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2775 (Target_x86_64::do_plt_section_for_global): New function.
2776 (Target_x86_64::do_plt_section_for_local): New function.
2777 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2778 parameter; change all callers. If doing a static link define
2779 __rela_iplt_start and __rela_iplt_end.
2780 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2781 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2782 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2784 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2785 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2787 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2788 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2789 R_X86_64_IRELATIVE to switch.
2790 (Target_x86_64::Scan::global): Likewise.
2791 (Target_x86_64::Relocate::relocate): Likewise.
2792 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2794 * target.h (class Target): Add plt_section_for_global and
2795 plt_section_for_local functions. Add do_plt_section_for_global
2796 and do_plt_section_for_local virtual functions.
2797 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
2798 clarifying comments.
2799 (Symbol::use_plt_offset): Handle IFUNC symbol.
2800 * object.cc (Sized_relobj::Sized_relobj): Initialize
2802 (Sized_relobj::local_has_plt_offset): New function.
2803 (Sized_relobj::local_plt_offset): New function.
2804 (Sized_relobj::set_local_plt_offset): New function.
2805 (Sized_relobj::do_count): Handle IFUNC symbol.
2806 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
2807 a bit away from input_shndx_ field. Add set_is_func_symbol and
2808 is_ifunc_symbol functions.
2809 (class Sized_relobj): Update declarations. Remove Tls_got_entry
2810 and Local_tls_got_offsets. Define Local_plt_offsets. Add
2811 local_plt_offsets_ field.
2812 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
2813 * output.h (class Output_section_data): Add non-const
2814 output_section function.
2815 (class Output_data_got): Update declarations.
2816 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
2817 Add use_plt_offset parameter to global and local constructors.
2818 Change all callers. Change local_sym_index_ field to 31 bits.
2819 Change GSYM_CODE and CONSTANT_CODE accordingly.
2820 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
2821 doing a static link don't set sh_link field.
2822 (Output_data_got::Got_entry::write): Use PLT offset if
2824 (Output_data_got::add_global_plt): New function.
2825 (Output_data_got::add_local_plt): New function.
2826 * target-reloc.h (relocate_section): Handle IFUNC symbol.
2827 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
2828 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
2829 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
2830 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
2832 * testsuite/ifunc-sel.h: New file.
2833 * testsuite/ifuncmain1.c: New file.
2834 * testsuite/ifuncmain1vis.c: New file.
2835 * testsuite/ifuncmod1.c: New file.
2836 * testsuite/ifuncdep2.c: New file.
2837 * testsuite/ifuncmain2.c: New file.
2838 * testsuite/ifuncmain3.c: New file.
2839 * testsuite/ifuncmod3.c: New file.
2840 * testsuite/ifuncmain4.c: New file.
2841 * testsuite/ifuncmain5.c: New file.
2842 * testsuite/ifuncmod5.c: New file.
2843 * testsuite/ifuncmain6pie.c: New file.
2844 * testsuite/ifuncmod6.c: New file.
2845 * testsuite/ifuncmain7.c: New file.
2846 * configure, testsuite/Makefile.in: Rebuild.
2848 2010-08-18 Ian Lance Taylor <iant@google.com>
2851 (Output_section_incremental_inputs::write_input_files): Add cast
2852 to avoid signed/unsigned comparison warning.
2853 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2855 2010-08-12 Cary Coutant <ccoutant@google.com>
2857 * common.cc (Sort_commons::operator()): Remove unnecessary code.
2859 2010-08-13 Ian Lance Taylor <iant@google.com>
2861 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
2863 2010-08-12 Cary Coutant <ccoutant@google.com>
2864 Doug Kwan <dougkwan@google.com>
2866 * resolve.cc (Symbol_table::should_override): When a weak dynamic
2867 defintion overrides non-weak undef, remember that the original undef
2869 * symtab.cc (Symbol_table::sized_write_global): For undef without
2870 an original weak binding, set binding to global in output.
2871 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
2872 * testsuite/Makefile.in: Regenerate.
2873 * testsuite/strong_ref_weak_def.sh: New file.
2874 * testsuite/strong_ref_weak_def_1.c: Ditto.
2875 * testsuite/strong_ref_weak_def_2.c: Ditto.
2877 2010-08-12 Cary Coutant <ccoutant@google.com>
2879 * testsuite/incremental_test.sh: Rewrite.
2880 * testsuite/incremental_test_1.c: Rewrite.
2881 * testsuite/incremental_test_2.c: Rewrite.
2883 2010-08-12 Cary Coutant <ccoutant@google.com>
2885 * arm.cc (Target_arm::got_size): Add const.
2886 (Target_arm::got_entry_count): New function.
2887 (Target_arm::plt_entry_count): New function.
2888 (Target_arm::first_plt_entry_offset): New function.
2889 (Target_arm::plt_entry_size): New function.
2890 (Output_data_plt_arm::entry_count): New function.
2891 (Output_data_plt_arm::first_plt_entry_offset): New function.
2892 (Output_data_plt_arm::get_plt_entry_size): New function.
2893 * i386.cc (Target_i386::got_size): Add const.
2894 (Target_i386::got_entry_count): New function.
2895 (Target_i386::plt_entry_count): New function.
2896 (Target_i386::first_plt_entry_offset): New function.
2897 (Target_i386::plt_entry_size): New function.
2898 (Output_data_plt_i386::entry_count): New function.
2899 (Output_data_plt_i386::first_plt_entry_offset): New function.
2900 (Output_data_plt_i386::get_plt_entry_size): New function.
2901 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
2902 find_incremental_inputs_sections. Dump incremental_got_plt section.
2903 * incremental.cc: Include target.h.
2904 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
2905 parameter. Adjust all callers. Find incremental_got_plt section.
2906 (Incremental_inputs::create_data_sections): Create incremental_got_plt
2908 (Output_section_incremental_inputs::set_final_data_size): Calculate
2909 size of incremental_got_plt section.
2910 (Output_section_incremental_inputs::do_write): Write the
2911 incremental_got_plt section.
2912 (Got_plt_view_info): New struct.
2913 (Local_got_offset_visitor): New class.
2914 (Global_got_offset_visitor): New class.
2915 (Global_symbol_visitor_got_plt): New class.
2916 (Output_section_incremental_inputs::write_got_plt): New function.
2917 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
2918 Add parameter. Adjust all callers.
2919 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
2920 (Incremental_inputs::got_plt_section): New function.
2921 (Incremental_inputs::got_plt_section_): New data member.
2922 (Incremental_got_plt_reader): New class.
2923 * layout.cc (Layout::create_incremental_info_sections): Add the
2924 incremental_got_plt section.
2925 * object.h (Got_offset_list::get_list): New function.
2926 (Got offset_list::for_all_got_offsets): New function.
2927 (Sized_relobj::local_got_offset_list): New function.
2928 * powerpc.cc (Target_powerpc::got_size): Add const.
2929 (Target_powerpc::got_entry_count): New function.
2930 (Target_powerpc::plt_entry_count): New function.
2931 (Target_powerpc::first_plt_entry_offset): New function.
2932 (Target_powerpc::plt_entry_size): New function.
2933 (Output_data_plt_powerpc::entry_count): New function.
2934 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
2935 (Output_data_plt_powerpc::get_plt_entry_size): New function.
2936 * sparc.cc (Target_sparc::got_size): Add const.
2937 (Target_sparc::got_entry_count): New function.
2938 (Target_sparc::plt_entry_count): New function.
2939 (Target_sparc::first_plt_entry_offset): New function.
2940 (Target_sparc::plt_entry_size): New function.
2941 (Output_data_plt_sparc::entry_count): New function.
2942 (Output_data_plt_sparc::first_plt_entry_offset): New function.
2943 (Output_data_plt_sparc::get_plt_entry_size): New function.
2944 * symtab.h (Symbol::got_offset_list): New function.
2945 (Symbol_table::for_all_symbols): New function.
2946 * target.h (Sized_target::got_entry_count): New function.
2947 (Sized_target::plt_entry_count): New function.
2948 (Sized_target::plt_entry_size): New function.
2949 * x86_64.cc (Target_x86_64::got_size): Add const.
2950 (Target_x86_64::got_entry_count): New function.
2951 (Target_x86_64::plt_entry_count): New function.
2952 (Target_x86_64::first_plt_entry_offset): New function.
2953 (Target_x86_64::plt_entry_size): New function.
2954 (Output_data_plt_x86_64::entry_count): New function.
2955 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
2956 (Output_data_plt_x86_64::get_plt_entry_size): New function.
2958 2010-08-12 Cary Coutant <ccoutant@google.com>
2960 * archive.cc: Include incremental.h.
2961 (Archive::Archive): Initialize incremental_info_.
2962 (Archive::include_member): Record archive members in incremental info.
2963 (Add_archive_symbols::run): Record begin and end of an archive in
2965 (Lib_group::include_member): Record objects in incremental info.
2966 * archive.h (Incremental_archive_entry): Forward declaration.
2967 (Archive::set_incremental_info): New member function.
2968 (Archive::incremental_info): New member function.
2969 (Archive::Unused_symbol_iterator): New class.
2970 (Archive::unused_symbols_begin): New member function.
2971 (Archive::unused_symbols_end): New member function.
2972 (Archive::incremental_info_): New data member.
2973 * incremental-dump.cc (find_input_containing_global): New function.
2974 (dump_incremental_inputs): Dump new incremental info sections.
2975 * incremental.cc: Include symtab.h.
2976 (Output_section_incremental_inputs): New class.
2977 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
2978 new incremental info sections.
2979 (Sized_incremental_binary::do_check_inputs): Likewise.
2980 (Incremental_inputs::report_archive): Remove.
2981 (Incremental_inputs::report_archive_begin): New function.
2982 (Incremental_inputs::report_archive_end): New function.
2983 (Incremental_inputs::report_object): New function.
2984 (Incremental_inputs::finalize_inputs): Remove.
2985 (Incremental_inputs::report_input_section): New function.
2986 (Incremental_inputs::report_script): Rewrite.
2987 (Incremental_inputs::finalize): Do nothing but finalize string table.
2988 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
2989 (Incremental_inputs::sized_create_inputs_section_data): Remove.
2990 (Incremental_inputs::create_data_sections): New function.
2991 (Incremental_inputs::relocs_entsize): New function.
2992 (Output_section_incremental_inputs::set_final_data_size): New function.
2993 (Output_section_incremental_inputs::do_write): New function.
2994 (Output_section_incremental_inputs::write_header): New function.
2995 (Output_section_incremental_inputs::write_input_files): New function.
2996 (Output_section_incremental_inputs::write_info_blocks): New function.
2997 (Output_section_incremental_inputs::write_symtab): New function.
2998 * incremental.h (Incremental_script_entry): Forward declaration.
2999 (Incremental_object_entry): Forward declaration.
3000 (Incremental_archive_entry): Forward declaration.
3001 (Incremental_inputs): Forward declaration.
3002 (Incremental_inputs_header_data): Remove.
3003 (Incremental_inputs_header): Remove.
3004 (Incremental_inputs_header_write): Remove.
3005 (Incremental_inputs_entry_data): Remove.
3006 (Incremental_inputs_entry): Remove.
3007 (Incremental_inputs_entry_write): Remove.
3008 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3009 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3010 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3011 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3013 (Incremental_input_entry): New class.
3014 (Incremental_script_entry): New class.
3015 (Incremental_object_entry): New class.
3016 (Incremental_archive_entry): New class.
3017 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3018 (Incremental_inputs::report_inputs): Remove.
3019 (Incremental_inputs::report_archive): Remove.
3020 (Incremental_inputs::report_archive_begin): New function.
3021 (Incremental_inputs::report_archive_end): New function.
3022 (Incremental_inputs::report_object): Change prototype.
3023 (Incremental_inputs::report_input_section): New function.
3024 (Incremental_inputs::report_script): Change prototype.
3025 (Incremental_inputs::get_reloc_count): New function.
3026 (Incremental_inputs::set_reloc_count): New function.
3027 (Incremental_inputs::create_data_sections): New function.
3028 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3029 (Incremental_inputs::inputs_section): New function.
3030 (Incremental_inputs::symtab_section): New function.
3031 (Incremental_inputs::relocs_section): New function.
3032 (Incremental_inputs::get_stringpool): Add const.
3033 (Incremental_inputs::command_line): Add const.
3034 (Incremental_inputs::inputs): Remove.
3035 (Incremental_inputs::command_line_key): New function.
3036 (Incremental_inputs::input_file_count): New function.
3037 (Incremental_inputs::input_files): New function.
3038 (Incremental_inputs::relocs_entsize): New function.
3039 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3040 (Incremental_inputs::finalize_inputs): Remove.
3041 (Incremental_inputs::Input_info): Remove.
3042 (Incremental_inputs::lock_): Remove.
3043 (Incremental_inputs::inputs_): Change type.
3044 (Incremental_inputs::inputs_map_): Remove.
3045 (Incremental_inputs::current_object_entry_): New data member.
3046 (Incremental_inputs::inputs_section_): New data member.
3047 (Incremental_inputs::symtab_section_): New data member.
3048 (Incremental_inputs::relocs_section_): New data member.
3049 (Incremental_inputs::reloc_count_): New data member.
3050 (Incremental_inputs_reader): New class.
3051 (Incremental_symtab_reader): New class.
3052 (Incremental_relocs_reader): New class.
3053 * layout.cc (Layout::finalize): Move finalization of incremental info
3054 and creation of incremental info sections to follow finalization of
3055 symbol table. Set offsets for postprocessing sections.
3056 (Layout::create_incremental_info_sections): Call
3057 Incremental_inputs::create_data_sections. Add incremental symtab
3058 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3059 sections to layout after input sections.
3060 * layout.h (struct Timespec): Forward declaration.
3061 (Layout::incremental_inputs): Add const.
3062 (Layout::create_incremental_info_sections): Add parameter.
3063 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3064 * object.cc: Include incremental.h.
3065 (Relobj::finalize_incremental_relocs): New function.
3066 (Sized_relobj::do_layout): Record input sections in incremental info.
3067 * object.h (Object::output_section): New function.
3068 (Object::output_section_offset): Moved from Relobj.
3069 (Object::get_incremental_reloc_base): New function.
3070 (Object::get_incremental_reloc_count): New function.
3071 (Object::do_output_section): New function.
3072 (Object::do_output_section_offset): Moved from Relobj.
3073 (Object::do_get_incremental_reloc_base): New function.
3074 (Object::do_get_incremental_reloc_count): New function.
3075 (Object::Object): Initialize new data members.
3076 (Relobj::output_section): Renamed do_output_section and moved to
3078 (Relobj::output_section_offset): Moved to Object.
3079 (Relobj::do_get_incremental_reloc_base): New function.
3080 (Relobj::do_get_incremental_reloc_count): New function.
3081 (Relobj::allocate_incremental_reloc_counts): New function.
3082 (Relobj::count_incremental_reloc): New function.
3083 (Relobj::finalize_incremental_relocs): New function.
3084 (Relobj::next_incremental_reloc_index): New function.
3085 (Relobj::reloc_counts_): New data member.
3086 (Relobj::reloc_bases_): New data member.
3087 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3088 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3089 (Sized_relobj::incremental_relocs_scan): New function.
3090 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3091 (Sized_relobj::incremental_relocs_write): New function.
3092 (Sized_relobj::incremental_relocs_write_reltype): New function.
3093 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3095 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3096 archives and object files elsewhere.
3097 (Add_symbols::run): Report object files here.
3098 (Finish_group::run): Report end of archive at end of group.
3099 * reloc.cc: Include layout.h, incremental.h.
3100 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3101 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3102 (Sized_relobj::incremental_relocs_scan): New function.
3103 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3104 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3105 (Sized_relobj::incremental_relocs_write): New function.
3106 (Sized_relobj::incremental_relocs_write_reltype): New function.
3107 * script.cc (read_input_script): Rewrite test for incremental link.
3108 Change call to Incremental_inputs::report_script.
3109 * symtab.h (Symbol_table::first_global_index): New function.
3110 (Symbol_table::output_count): New function.
3112 2010-08-12 Doug Kwan <dougkwan@google.com>
3114 * arm.cc (Target_arm::merge_object_attributes): Check command line
3115 options --no-wchar-size-warning and --no-enum-size-warning.
3116 * options.h (General_options): Add ld-compatible options
3117 --no-enum-size-warning and --no-wchar-size-warning.
3119 2010-08-04 Ian Lance Taylor <iant@google.com>
3121 * x86_64.cc (Target_x86_64::Scan::local): Use
3122 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3123 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3124 (Target_x86_64::Scan::global): Likewise.
3125 (Target_x86_64::Relocate::relocate): Likewise.
3126 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3129 2010-08-03 Cary Coutant <ccoutant@google.com>
3131 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3132 to reserve space in merged_strings vector. Keep total input size
3134 (Output_merge_string::do_print_merge_stats): Print total input size.
3135 * merge.h (Output_merge_string): Add input_size_ field.
3136 * stringpool.cc (Stringpool_template::string_length): Move
3137 implementations out of Stringpool_template class and place in
3139 * stringpool.h (string_length): Move out of Stringpool_template.
3141 2010-08-03 Ian Lance Taylor <iant@google.com>
3144 * layout.cc (relaxation_loop_body): If address of load segment is
3145 set, adjust address to include headers if possible.
3147 2010-08-03 Ian Lance Taylor <iant@google.com>
3149 * version.cc (version_string): Bump to 1.10.
3151 2010-08-03 Ian Lance Taylor <iant@google.com>
3154 * layout.h (enum Output_section_order): Define.
3155 (class Layout): Update declarations.
3156 * layout.cc (Layout::get_output_section): Add order parameter.
3157 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3158 is_first_non_relro parameters. Change all callers.
3159 (Layout::choose_output_section): Likewise.
3160 (Layout::add_output_section_data): Likewise.
3161 (Layout::make_output_section): Likewise. Set order.
3162 (Layout::default_section_order): New function.
3163 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3164 * output.cc (Output_section::Output_section): Initialize order_.
3165 Don't initialize deleted fields.
3166 (Output_segment::Output_segment): Don't initialize deleted
3168 (Output_segment::add_output_section_to_load): New function
3169 replacing add_output_section. Change all callers to call this or
3170 add_output_section_to_nonload.
3171 (Output_segment::add_output_section_to_nonload): New function.
3172 (Output_segment::remove_output_section): Rewrite.
3173 (Output_segment::add_initial_output_data): Likewise.
3174 (Output_segment::has_any_data_sections): Likewise.
3175 (Output_segment::is_first_section_relro): Likewise.
3176 (Output_segment::maximum_alignment): Likewise.
3177 (Output_segment::has_dynamic_reloc): New function replacing
3178 dynamic_reloc_count. Change all callers.
3179 (Output_segment::has_dynamic_reloc_list): New function replacing
3180 dynamic_reloc_count_list. Change all callers.
3181 (Output_segment::set_section_addresses): Rewrite.
3182 (Output_segment::set_offset): Rewrite.
3183 (Output_segment::find_first_and_last_list): Remove.
3184 (Output_segment::set_tls_offsets): Rewrite.
3185 (Output_segment::first_section_load_address): Likewise.
3186 (Output_segment::output_section_count): Likewise.
3187 (Output_segment::section_with_lowest_load_address): Likewise.
3188 (Output_segment::write_section_headers): Likewise.
3189 (Output_segment::print_sections_to_map): Likewise.
3190 * output.h (class Output_data): Remove dynamic_reloc_count_
3191 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3192 (Output_data::add_dynamic_reloc): Rewrite.
3193 (Output_data::has_dynamic_reloc): New function.
3194 (Output_data::dynamic_reloc_count): Remove.
3195 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3196 is_last_relro_, is_first_non_relro_, is_interp_,
3197 is_dynamic_linker_section_ fields. Add order and set_order
3198 functions. Remove is_relro_local, set_is_relro_local,
3199 is_last_relro, set_is_last_relro, is_first_non_relro,
3200 set_is_first_non_relro functions, is_interp, set_is_interp,
3201 is_dynamic_linker_section, and set_is_dynamic_linker_section
3203 (class Output_segment): Change Output_data_list from std::list to
3204 std:;vector. Add output_lists_ field. Remove output_data_ and
3205 output_bss_ fields. Update declarations.
3207 2010-08-02 Ian Lance Taylor <iant@google.com>
3209 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3210 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3211 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3213 2010-08-02 Ian Lance Taylor <iant@google.com>
3216 * script.cc (Script_options::Script_options): Initialize
3217 symbol_definitions_ and symbol_references_.
3218 (Script_options::add_symbol_assignment): Update
3219 symbol_definitions_ and symbol_references_.
3220 (Script_options::add_symbol_reference): New function.
3221 (script_symbol): New function.
3222 * script.h (class Script_options): Add symbol_definitions_ and
3223 symbol_references_ fields.
3224 (Script_options::referenced_const_iterator): New type.
3225 (Script_options::referenced_begin): New function.
3226 (Script_options::referenced_end): New function.
3227 (Script_options::is_referenced): New function.
3228 (Script_options::any_unreferenced): New function.
3229 * script-c.h (script_symbol): Declare.
3230 * yyscript.y (exp): Call script_symbol.
3231 * symtab.cc: Include "script.h".
3232 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3233 Change all callers. Check symbols referenced by scripts.
3234 (Symbol_table::add_undefined_symbols_from_command_line): Add
3235 layout parameter. Change all callers.
3236 (Symbol_table::do_add_undefined_symbols_from_command_line):
3237 Likewise. Break out loop body. Check symbols referenced by
3239 (Symbol_table::add_undefined_symbol_from_command_line): New
3240 function broken out of
3241 do_add_undefined_symbols_from_command_line.
3242 * symtab.h (class Symbol_table): Update declarations.
3243 * archive.cc: Include "layout.h".
3244 (Archive::should_include_member): Add layout parameter. Change
3245 all callers. Check for symbol mentioned in expression.
3246 * archive.h (class Archive): Update declaration.
3247 * object.cc (Sized_relobj::do_should_include_member): Add layout
3249 * object.h (Object::should_include_member): Add layout parameter.
3251 (Object::do_should_include_member): Add layout parameter.
3252 (class Sized_relobj): Update declaration.
3253 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3255 * dynobj.h (class Sized_dynobj): Update declaration.
3256 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3258 * plugin.h (class Sized_pluginobj): Update declaration.
3260 2010-08-02 Ian Lance Taylor <iant@google.com>
3263 * output.cc (Output_segment::set_offset): Search for the first and
3264 last sections rather than assuming that the list is in order.
3265 (Output_segment::find_first_and_last_list): New function.
3266 * output.h (class Output_segment): Update declarations.
3267 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3268 (relro_strip_test_SOURCES): New variable.
3269 (relro_strip_test_DEPENDENCIES): New variable.
3270 (relro_strip_test_LDFLAGS): New variable.
3271 (relro_strip_test_LDADD): New variable.
3272 (relro_strip_test.so): New target.
3274 2010-08-02 Ian Lance Taylor <iant@google.com>
3276 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3277 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3278 (Target_i386::got_tlsdesc_section): New function.
3279 (Target_i386::got_section): Create space for GOT entries for
3280 TLSDESC relocations.
3281 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3283 (Target_i386::Scan::global): Likewise.
3284 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3286 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3287 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3288 (Target_x86_64::got_tlsdesc_section): New function.
3289 (Target_x86_64::got_section): Create space for GOT entries for
3290 TLSDESC relocations.
3291 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3293 (Target_x86_64::Scan::global): Likewise.
3294 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3297 2010-08-02 Ian Lance Taylor <iant@google.com>
3299 * testsuite/final_layout.sh: Use dc to convert from hex to
3302 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3304 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3305 paramter to the call to gold::gc_process_relocs.
3306 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3307 paramter to the call to gold::gc_process_relocs.
3308 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3309 parameter to the call to gold::gc_process_relocs.
3310 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3311 template parameter to the call to gold::gc_process_relocs.
3312 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3313 paramter to the call to gold::gc_process_relocs.
3314 * gc.h (get_embedded_addend_size): New function.
3315 (gc_process_relocs): Save the size of the reloc for use by ICF.
3316 * icf.cc (get_section_contents): Get the addend from the text section
3317 for SHT_REL relocation sections.
3318 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3319 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3320 * int_encoding.h (read_from_pointer): New overloaded function.
3321 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3322 * testsuite/icf_sht_rel_addend_test.sh: New file.
3323 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3324 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3326 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3328 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3329 * Makefile.in: Regenerate.
3330 * testsuite/Makefile.in: Regenerate.
3332 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3334 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3335 * gold/testsuite/debug_msg.cc: Likewise.
3336 * gold/testsuite/odr_violation1.cc
3337 * gold/testsuite/odr_violation2.cc
3339 2010-07-21 Cary Coutant <ccoutant@google.com>
3341 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3342 string, and length fields.
3343 (Output_merge_string::Merged_strings_list): New type.
3344 (Output_merge_string::Merged_strings_lists): New typedef.
3345 (Output_merge_string): Replace merged_strings_ with
3346 merged_strings_lists_.
3347 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3348 Merged_strings_list per input object and section. Don't store pointer
3349 to the string. Don't store length with each merged string entry.
3350 (Output_merge_string::finalize_merged_data): Loop over list of merged
3351 strings lists. Recompute length of each merged string.
3353 2010-07-15 Cary Coutant <ccoutant@google.com>
3355 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3358 2010-07-14 Ian Lance Taylor <iant@google.com>
3360 * descriptors.cc (Descriptors::open): Report correct name in error
3363 2010-07-13 Doug Kwan <dougkwan@google.com>
3365 * arm.cc (Arm_input_section::Arm_input_section): For a
3366 SHT_ARM_EXIDX section, always keeps the input sections.
3367 (Arm_input_section::set_exidx_section_link): New method.
3368 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3369 has_errors_ to false.
3370 (Arm_exidx_input_section::has_errors,
3371 Arm_exidx_input_section::set_has_errors): New methods.
3372 (Arm_exidx_input_section::has_errors_): New data member.
3373 (Arm_relobj::get_exidx_shndx_list): New method.
3374 (Arm_output_section::append_text_sections_to_list): Do not skip
3375 section without SHF_EXECINSTR.
3376 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3378 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3379 section header. Make error messages more verbose. Check for
3380 a non-executable section linked to an EXIDX section.
3381 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3382 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3383 check that there is no deferred EXIDX section if we exit early.
3384 Instead of not making an EXIDX section in case of an error, make one
3385 and set the has_errors flag of it.
3386 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3387 in a relocatable link.
3388 (Target_arm::do_relax): Look for the EXIDX output section instead of
3389 assuming that it is called .ARM.exidx.
3390 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3391 section list. Do not check for SHF_EXECINSTR section flags but
3392 skip any input section with errors.
3393 * output.cc (Output_section::Output_section): Initialize
3394 always_keeps_input_sections_ to false.
3395 (Output_section::add_input_section): Check for
3396 always_keeps_input_sections_.
3397 * output.h (Output_section::always_keeps_input_sections,
3398 Output_section::set_always_keeps_input_sections): New methods.
3399 (Output_section::always_keeps_input_sections): New data member.
3401 2010-07-13 Rafael Espindola <espindola@google.com>
3403 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3404 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3406 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3407 Ian Lance Taylor <iant@google.com>
3409 * output.h (Output_section_lookup_maps::add_merge_section):
3410 Correct check of whether value was inserted.
3411 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3412 (Output_section_lookup_maps::add_relaxed_input_section):
3414 * arm.cc (Target_arm::got_section): Remove used local os.
3415 * i386.cc (Target_i386::got_section): Likewise.
3416 * x86_64.cc (Target_x86_64::got_section): Likewise.
3417 * sparc.cc (Target_sparc::got_section): Likewise.
3418 (Target_sparc::relocate): Remove unused local have_got_offset.
3419 * powerpc.cc (Target_powerpc::relocate): Likewise.
3421 2010-07-13 Ian Lance Taylor <iant@google.com>
3423 * compressed_output.cc (zlib_decompress): Fix signature in
3426 * archive.cc (Archive::include_member): Unlock an external member
3427 of a thin archive. Don't bother to delete an object we know is
3430 2010-07-12 Cary Coutant <ccoutant@google.com>
3432 * compressed_output.cc (zlib_decompress): New function.
3433 (get_uncompressed_size): New function.
3434 (decompress_input_section): New function.
3435 * compressed_output.h (get_uncompressed_size): New function.
3436 (decompress_input_section): New function.
3437 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3438 Handle compressed debug sections.
3439 * layout.cc (is_compressed_debug_section): New function.
3440 (Layout::output_section_name): Map compressed section names to
3442 * layout.h (is_compressed_debug_section): New function.
3443 (is_debug_info_section): Recognize compressed debug sections.
3444 * merge.cc: Include compressed_output.h.
3445 (Output_merge_data::do_add_input_section): Handle compressed
3447 (Output_merge_string::do_add_input_section): Handle compressed
3449 * object.cc: Include compressed_output.h.
3450 (Sized_relobj::Sized_relobj): Initialize new data members.
3451 (build_compressed_section_map): New function.
3452 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3453 * object.h (Object::section_is_compressed): New method.
3454 (Object::do_section_is_compressed): New method.
3455 (Sized_relobj::Compressed_section_map): New type.
3456 (Sized_relobj::do_section_is_compressed): New method.
3457 (Sized_relobj::compressed_sections_): New data member.
3458 * output.cc (Output_section::add_input_section): Handle compressed
3460 * reloc.cc: Include compressed_output.h.
3461 (Sized_relobj::write_sections): Handle compressed debug sections.
3463 2010-07-08 Cary Coutant <ccoutant@google.com>
3465 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3466 weak when resolving to a dynamic def.
3467 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3468 for weak undef/dynamic def cases. Adjust callers.
3469 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3470 undef_binding_weak_.
3471 (Symbol_table::sized_write_globals): Adjust symbol binding.
3472 (Symbol_table::sized_write_symbol): Add binding parameter.
3473 * symtab.h (Symbol::set_undef_binding): New method.
3474 (Symbol::is_undef_binding_weak): New method.
3475 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3476 (Symbol_table::should_override): Add new parameter.
3477 (Symbol_table::sized_write_symbol): Add new parameter.
3479 * testsuite/weak_undef_file1.cc: Add new test case.
3480 * testsuite/weak_undef_file2.cc: Fix header comment.
3481 * testsuite/weak_undef_test.cc: Add new test case.
3483 2010-06-29 Doug Kwan <dougkwan@google.com>
3485 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3486 Initialize USE_SYMBOL_.
3487 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3489 (Arm_reloc_property::uses_symbol_): New data member declaration.
3490 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3491 uses symbol value and symbol is undefined but not weakly undefined.
3493 2010-06-28 Rafael Espindola <espindola@google.com>
3495 * plugin.cc (Plugin::load): Use dlerror.
3497 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3499 * symtab.cc (detect_odr_violations): When reporting an ODR
3500 violation, report an object where the symbol is defined.
3502 2010-06-25 Doug Kwan <dougkwan@google.com>
3504 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3505 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3507 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3508 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3509 target hook to detect function points.
3510 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3511 * icf.h (Icf::check_section_for_function_pointers): Change type of
3512 parameter SECTION_NAME to const reference to std::string. Use
3513 target hook to determine if section may have unsafe pointers.
3514 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3517 2010-06-21 Rafael Espindola <espindola@google.com>
3519 * fileread.cc (Input_file::find_fie): New
3520 (Input_file::open): Use Input_file::find_fie.
3521 * fileread.h (Input_file::find_fie): New
3522 * plugin.cc (set_extra_library_path): New.
3523 (Plugin::load): Add set_extra_library_path to the transfer vector.
3524 (Plugin_manager::set_extra_library_path): New.
3525 (Plugin_manager::add_input_file): Use the extra search path if set.
3526 (set_extra_library_path(): New.
3527 * plugin.h (Plugin_manager): Add set_extra_library_path and
3530 2010-06-19 Cary Coutant <ccoutant@google.com>
3532 * layout.cc (gdb_sections): Add .debug_types.
3533 (lines_only_debug_sections): Likewise.
3535 2010-06-18 Rafael Espindola <espindola@google.com>
3537 * plugin.cc (add_input_file,add_input_library)
3538 (Plugin_manager::add_input_file): Make filename arguments const.
3539 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3542 2010-06-16 Doug Kwan <dougkwan@google.com>
3544 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3545 .ARM.attributes section if we have not merged any input
3546 attributes sections.
3548 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3550 * arm.cc: Allow combining objects with no EABI version
3553 2010-06-15 Rafael Espindola <espindola@google.com>
3555 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3557 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3559 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3560 (struct iovec): Correct !HAVE_READV definition.
3562 2010-06-10 Cary Coutant <ccoutant@google.com>
3564 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3565 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3567 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3570 * symtab.h (Symbol::is_placeholder): New member function.
3571 * target-reloc.h (relocate_section): Check for placeholder symbols.
3573 * testsuite/Makefile.am (plugin_test_8): New test.
3574 (plugin_test_9): New test.
3575 * testsuite/Makefile.in: Regenerate.
3577 2010-06-09 Nick Clifton <nickc@redhat.com>
3579 * yyscript.y (input_list_element): Allow strings prefixed with
3580 the '-' character. Treat these as libraries.
3581 * script.cc (script_add_library): New function. Adds a library
3582 specified by "-l<name>" found in an input script.
3583 * script-c.h: Add prototype for script_add_library.
3585 2010-06-07 Doug Kwan <dougkwan@google.com>
3587 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3588 Restrict stub-group size to be within long conditional branch
3589 range when working around cortex-A8 erratum.
3591 2010-06-07 Damien Diederen <dd@crosstwine.com>
3593 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3596 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3600 (Output_section::Input_section_sort_entry::compare_section_ordering):
3601 Change to return non-zero correctly.
3602 (Output_section::Input_section_sort_section_order_index_compare
3603 ::operator()): Change to fix ambiguity in comparisons.
3605 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3607 * gold.h (is_wildcard_string): New function.
3608 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3609 (Layout::layout_eh_frame): Ditto.
3610 (Layout::find_section_order_index): New method.
3611 (Layout::read_layout_from_file): New method.
3612 * layout.h (Layout::find_section_order_index): New method.
3613 (Layout::read_layout_from_file): New method.
3614 (Layout::input_section_position_): New private member.
3615 (Layout::input_section_glob_): New private member.
3616 * main.cc (main): Call read_layout_from_file here.
3617 * options.h (--section-ordering-file): New option.
3618 * output.cc (Output_section::input_section_order_specified_): New
3620 (Output_section::Output_section): Initialize new member.
3621 (Output_section::add_input_section): Add new parameter.
3622 Keep input sections when --section-ordering-file is used.
3623 (Output_section::set_final_data_size): Sort input sections when
3624 section ordering file is specified.
3625 (Output_section::Input_section_sort_entry): Add new parameter.
3627 (Output_section::Input_section_sort_entry::compare_section_ordering):
3629 (Output_section::Input_section_sort_compare::operator()): Change to
3630 consider section_order_index.
3631 (Output_section::Input_section_sort_init_fini_compare::operator()):
3632 Change to consider section_order_index.
3633 (Output_section::Input_section_sort_section_order_index_compare
3634 ::operator()): New method.
3635 (Output_section::sort_attached_input_sections): Change to sort
3636 according to section order when specified.
3637 (Output_section::add_input_section<32, true>): Add new parameter.
3638 (Output_section::add_input_section<64, true>): Add new parameter.
3639 (Output_section::add_input_section<32, false>): Add new parameter.
3640 (Output_section::add_input_section<64, false>): Add new parameter.
3641 * output.h (Output_section::add_input_section): Add new parameter.
3642 (Output_section::input_section_order_specified): New
3644 (Output_section::set_input_section_order_specified): New method.
3645 (Input_section::Input_section): Initialize section_order_index_.
3646 (Input_section::section_order_index): New method.
3647 (Input_section::set_section_order_index): New method.
3648 (Input_section::section_order_index_): New member.
3649 (Input_section::Input_section_sort_section_order_index_compare): New
3651 (Output_section::input_section_order_specified_): New member.
3652 * script-sections.cc (is_wildcard_string): Delete and move modified
3654 (Output_section_element_input::Output_section_element_input): Modify
3655 call to is_wildcard_string.
3656 (Output_section_element_input::Input_section_pattern
3657 ::Input_section_pattern): Ditto.
3658 (Output_section_element_input::Output_section_element_input): Ditto.
3659 * testsuite/Makefile.am (final_layout): New test case.
3660 * testsuite/Makefile.in: Regenerate.
3661 * testsuite/final_layout.cc: New file.
3662 * testsuite/final_layout.sh: New file.
3664 2010-06-01 Rafael Espindola <espindola@google.com>
3666 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3668 2010-06-01 Rafael Espindola <espindola@google.com>
3670 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3671 visibility of symbols.
3673 2010-05-27 Doug Kwan <dougkwan@google.com>
3675 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3676 from start of output section instead of address for a local symbol
3677 in a merged or relaxed section when doing a relocatable link.
3679 2010-05-26 Rafael Espindola <espindola@google.com>
3682 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3683 adding sections the garbage collector removed.
3684 * gold/testsuite/Makefile.am: Add test.
3685 * gold/testsuite/Makefile.in: Regenerate.
3686 * gold/testsuite/plugin_test_7.sh: New.
3687 * gold/testsuite/plugin_test_7_1.c: New.
3688 * gold/testsuite/plugin_test_7_2.c: New.
3690 2010-05-26 Rafael Espindola <espindola@google.com>
3692 * script-sections.cc (Output_section_definition::set_section_addresses):
3693 Check for --section-start.
3695 2010-05-26 Doug Kwan <dougkwan@google.com>
3697 * arm.cc (Arm_scan_relocatable_relocs): New class.
3698 (Target_arm::relocate_special_relocatable): New method.
3699 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3700 (Arm_relocate_functions::thumb_branch_common): Same.
3701 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3702 instead of Default_scan_relocatable_relocs.
3703 * target-reloc.h (relocate_for_relocatable): Let target handle
3704 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3705 * target.h (Sized_target::relocate_special_relocatable): New method.
3707 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3709 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3711 2010-05-23 Doug Kwan <dougkwan@google.com>
3713 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3715 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3716 with a direct branch, not a conditional branch, to a stub.
3717 * merge.cc (Output_merge_base::record_input_section): New method
3719 (Output_merge_data::do_add_input_section): Record input section if
3720 keeps-input-sections flag is set.
3721 (Output_merge_string::do_add_input_section): Ditto.
3722 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3723 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3725 (Output_merge_base::keeps_input_sections,
3726 Output_merge_base::set_keeps_input_sections,
3727 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3729 (Output_merge_base::Input_sections): New type declaration.
3730 (Output_merge_base::input_sections_begin,
3731 Output_merge_base::input_sections_end,
3732 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3733 (Output_merge_base::bool keeps_input_sections_,
3734 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3735 Output_merge_base::input_sections_): New data members.
3736 (Output_merge_data::do_set_keeps_input_sections): New method
3738 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3739 * output.cc (Output_section::Input_section::relobj): Move method
3740 defintion from class declaration to here and handle merge sections.
3741 (Output_section::Input_section::shndx): Ditto.
3742 (Output_section::Output_section): Remove initializations of removed
3743 data members and initialize new data member LOOKUP_MAPS_.
3744 (Output_section::add_input_section): Set keeps-input-sections flag
3745 for a newly created merge output section as appropriate. Adjust code
3746 to use Output_section_lookup_maps class.
3747 (Output_section::add_relaxed_input_section): Adjst code for lookup
3748 maps code refactoring.
3749 (Output_section::add_merge_input_section): Add a new parameter
3750 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3751 class. If adding input section to a newly created merge output
3752 section fails, remove the new merge section.
3753 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3754 Adjust code for use of the Output_section_lookup_maps class.
3755 (Output_section::find_merge_section): Ditto.
3756 (Output_section::build_lookup_maps): New method defintion.
3757 (Output_section::find_relaxed_input_section): Adjust code to use
3758 Output_section_lookup_maps class.
3759 (Output_section::get_input_sections): Export merge sections. Adjust
3760 code to use Output_section_lookup_maps class.
3761 (Output_section:::add_script_input_section): Adjust code to use
3762 Output_section_lookup_maps class. Update lookup maps for merge
3764 (Output_section::discard_states): Use Output_section_lookup_maps.
3765 (Output_section::restore_states): Same.
3766 * output.h (Merge_section_properties): Move class defintion out of
3768 (Output_section_lookup_maps): New class.
3769 (Output_section::Input_section::is_merge_section): New method
3771 (Output_section::Input_section::relobj): Move defintion out of class
3772 defintion. Declare method only.
3773 (Output_section::Input_section::shndx): Ditto.
3774 (Output_section::Input_section::output_merge_base): New method defintion.
3775 (Output_section::Input_section::u2_.pomb): New union field.
3776 (Output_section::Merge_section_by_properties_map,
3777 Output_section::Output_section_data_by_input_section_map,
3778 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3780 (Output_section::add_merge_input_section): Add new parameter
3781 KEEPS_INPUT_SECTIONS.
3782 (Output_section::build_lookup_maps): New method declaration.
3783 (Output_section::merge_section_map_,
3784 Output_section::merge_section_by_properties_map_,
3785 Output_section::relaxed_input_section_map_,
3786 Output_section::is_relaxed_input_section_map_valid_): Remove data
3788 (Output_section::lookup_maps_): New data member.
3790 2010-05-21 Doug Kwan <dougkwan@google.com>
3793 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3794 avoid a compilation error.
3796 2010-05-19 Rafael Espindola <espindola@google.com>
3798 * script-sections.cc (Output_section_definition::allocate_to_segment):
3799 Update the phdrs_list even when the output section is NULL.
3800 * testsuite/Makefile.am: Add test.
3801 * testsuite/Makefile.in: Regenerate.
3802 * testsuite/script_test_9.cc: New.
3803 * testsuite/script_test_9.sh: New.
3804 * testsuite/script_test_9.t: New.
3806 2010-05-19 Doug Kwan <dougkwan@google.com>
3808 * arm.cc (Arm_input_section::original_size): New method.
3809 (Arm_input_section::do_addralign): Add a cast.
3810 (Arm_input_section::do_output_offset): Remove static cast.
3811 (Arm_input_section::original_addralign,
3812 Arm_input_section::original_size_): Change type to uint32_t.
3813 (Arm_input_section::init): Add safe casts for section alignment
3815 (Arm_input_section::set_final_data_size): Do not set address and
3816 offset of stub table.
3817 (Arm_output_section::fix_exidx_coverage): Change use of of
3818 Output_section::Simple_input_section to that of
3819 Output_section::Input_section.
3820 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
3821 except for the first pass.
3822 * output.cc (Output_section::get_input_sections): Change type of
3823 input_sections to std::list<Input_section>.
3824 (Output_section::add_script_input_section): Rename from
3825 Output_section::add_simple_input_section. Change type of SIS
3826 parameter from Simple_input_section to Input_section.
3827 * output.h (Output_section::Simple_input_section): Remove class.
3828 (Output_section::Input_section): Change class visibility to public.
3829 (Output_section::Input_section::addralign): Use stored alignments
3830 for special input sections if set.
3831 (Output_section::Input_section::set_addralign): New method.
3832 (Output_section::get_input_sections): Change parameter type from
3833 list of Simple_input_section to list of Input_section.
3834 (Output_section::add_script_input_section): Rename from
3835 Output_section::add_simple_input_section. Change first parameter's
3836 type from Simple_input_section to Input_section and remove the
3837 second and third parameters.
3838 * script-sections.cc (Input_section::Input_section_list): Change
3839 type to list of Output_section::Input_section/
3840 (Input_section_info::Input_section_info): Change parameter type of
3841 INPUT_SECTION to Output_section::Input_section.
3842 (Input_section_info::input_section): Change return type.
3843 (Input_section_info::input_section_): Change type to
3844 Output_section::Input_section.
3845 (Output_section_element_input::set_section_addresses): Adjust code
3846 to use Output_section::Input_section instead of
3847 Output_section::Simple_input_section. Adjust code for renaming
3848 of Output_section::add_simple_input_section.
3849 (Orphan_output_section::set_section_addresses): Ditto.
3851 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3853 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
3854 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
3856 2010-05-18 Rafael Espindola <espindola@google.com>
3858 * options.cc (General_options::finalize): Handle -nostdlib.
3859 * options.h (nostdlib): New option.
3860 * script.cc (script_add_search_dir): Handle -nostdlib.
3862 2010-05-12 Doug Kwan <dougkwan@google.com>
3864 * arm.cc (Target_arm::do_finalize_sections): Create an empty
3865 attributes section only if there no attributes section after merging.
3866 (Target_arm::merge_object_attributes): Move value of
3867 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
3868 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
3869 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
3870 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
3871 and arm_attr_merge_7.stdout.
3872 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
3873 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
3874 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
3875 arm_attr_merge_7b.o): New rules.
3876 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
3878 * testsuite/Makefile.in: Regenerate.
3879 * testsuite/arm_attr_merge.sh: New file.
3880 * testsuite/arm_attr_merge_[67][ab].s: Same.
3882 2010-05-05 Nick Clifton <nickc@redhat.com>
3884 * po/es.po: Updated Spanish translation.
3886 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3888 * Makefile.am (install-exec-local): Properly install gold as
3889 default cross linker.
3890 * Makefile.in: Regenerated.
3892 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
3893 Nick Clifton <nickc@redhat.com>
3895 * configure.ac (install_as_default): Define and set to false
3896 unless --enable-gold or --enable-gold=both/gold has been
3898 * configure: Regenerate.
3900 * Makefile.am (install-exec-local): Install the executable as
3901 'ld.gold'. If install_as_default is true then also install it as
3903 * Makefile.in: Regenerated.
3905 2010-04-24 Ian Lance Taylor <iant@google.com>
3907 * layout.cc (Layout::layout_reloc): In relocatable link don't
3908 combine reloc sections for grouped sections.
3910 2010-04-23 Sriraman Tallam <tmsriram@google.com>
3912 * gc.h (gc_process_relocs): Pass information on relocs pointing to
3913 sections that are not ordinary to icf.
3914 * icf.cc (get_section_contents): Handle relocation pointing to section
3915 with no object or shndx information.
3916 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
3917 * testsuite/Makefile.in: Regenerate.
3918 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
3919 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
3921 2010-04-22 Ian Lance Taylor <iant@google.com>
3923 * expression.cc (Expression::Expression_eval_info): Add
3924 result_alignment_pointer field.
3925 (Expression::eval_with_dot): Add result_alignment_pointer
3926 parameter. Change all callers.
3927 (Expression::eval_maybe_dot): Likewise.
3928 (class Binary_expression): Add alignment_pointer parameter to
3929 left_value and right_value. Change all callers.
3930 (BINARY_EXPRESSION): Set result alignment.
3931 (class Trinary_expression): Add alignment_pointer parameter to
3932 arg2_value and arg3_value. Change all callers.
3933 (Trinary_cond::value): Set result alignment.
3934 (Max_expression::value, Min_expression::value): Likewise.
3935 (Align_expression::value): Likewise.
3936 * script-sections.cc (class Sections_element): Add dot_alignment
3937 parameter to set_section_addresses virtual function. Update
3939 (class Output_section_element): Likewise.
3940 (Script_sections::create_segments): Add dot_alignment parameter.
3942 (Script_sections::create_segments_from_phdrs_clause): Likewise.
3943 (Script_sections::set_phdrs_clause_addresses): Likewise.
3944 * script-sections.h: Update declarations.
3945 * script.h: Update declarations.
3946 * output.h (Output_segment::set_minimum_p_align): Don't decrease
3948 * testsuite/script_test_3.t: Set large alignment.
3949 * testsuite/script_test_3.sh: Make sure that at least one LOAD
3950 segment has expected alignment.
3952 2010-04-22 Nick Clifton <nickc@redhat.com>
3954 * po/gold.pot: Updated by the Translation project.
3955 * po/vi.po: Updated Vietnamese translation.
3957 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
3959 * testsuite/Makefile.am (check_PROGRAMS): Add
3960 icf_virtual_function_folding_test.
3961 * testsuite/Makefile.in: Regenerated.
3963 2010-04-15 Andrew Haley <aph@redhat.com>
3965 * options.h (merge_exidx_entries): New option.
3966 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
3967 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
3968 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
3969 (Target_arm::merge_exidx_entries): New function.
3970 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
3971 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
3972 to Arm_exidx_fixup constructor.
3973 Add new arg, merge_exidx_entries.
3974 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
3975 Arm_output_section::fix_exidx_coverage.
3977 2010-04-18 Sriraman Tallam <tmsriram@google.com>
3979 * icf.cc (get_section_contents): Check for preemptible functions.
3980 Ignore addend when appropriate.
3981 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
3983 (add_from_relobj): Check for section folded.
3984 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
3985 * symtab.h (should_add_dynsym_entry): Add new parameter.
3986 * target-reloc.h (scan_relocs): Check for section folded.
3987 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
3988 Check reloc types for function pointers in shared objects.
3989 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
3991 (icf_preemptible_functions_test): New test case.
3992 (icf_string_merge_test): New test case.
3993 * testsuite.Makefile.in: Regenerate.
3994 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
3995 bar_glob. Refactor code.
3996 * testsuite/icf_preemptible_functions_test.cc: New file.
3997 * testsuite/icf_preemptible_functions_test.sh: New file.
3998 * testsuite/icf_string_merge_test.cc: New file.
3999 * testsuite/icf_string_merge_test.sh: New file.
4000 * testsuite/icf_virtual_function_folding_test.cc: New file.
4001 * testsuite/icf_virtual_function_folding_test.sh: New file.
4003 2010-04-14 Doug Kwan <dougkwan@google.com>
4005 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4006 for local symbol recounting if we remove a section due to ICF.
4007 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4008 there are no regular objects in input.
4010 2010-04-13 Doug Kwan <dougkwan@google.com>
4012 * arm.cc (Arm_input_section::set_final_data_size): Compute
4013 accurate final data size instead of using current data size.
4015 2010-04-09 Doug Kwan <dougkwan@google.com>
4017 * layout.cc (Layout::choose_output_section): Handle script section
4019 (Layout::make_output_section_for_script): Add section type parameter.
4020 Handle script section types.
4021 * layout.h (Layout::make_output_section_for_script): Add section
4023 * output.cc (Output_section::Output_section): Initialize data member
4025 (Output_section::do_reset_address_and_file_offset): Do not set address
4026 to 0 if section is a NOLOAD section.
4027 * output.h (Output_section::is_noload): New method.
4028 (Output_section::set_is_noload): Ditto.
4029 (Output_section::is_noload_): New data member.
4030 * script-c.h (Script_section_type): New enum type.
4031 (struct Parser_output_section_header): Add new file section_type.
4032 * script-sections.cc (Sections_element::output_section_name): Add
4033 parameter for returning script section type.
4034 (Output_section_definition::output_section_name): Ditto.
4035 (Output_section_definition::section_type)P; New method.
4036 (Output_section_definiton::script_section_type_name): Ditto.
4037 (Output_section_definition::script_section_type_): New data member.
4038 (Output_section_definition::Output_section_definition): Initialize
4039 data member Output_section_definition::script_section_type_.
4040 (Output_section_definition::create_sections): Pass script section type
4041 to Layout::make_output_section_for_script.
4042 (Output_section_definition::output_section_name): Return script
4043 section type to caller.
4044 (Output_section_definition::set_section_address): Do not advance
4045 dot value and load address if section type is NOLOAD. Set address
4046 of NOLOAD sections regardless of section flags.
4047 (Output_section_definition::print): Print section type if it is
4048 not SCRIPT_SECTION_TYPE_NONE.
4049 (Output_section_definition::section_type): New method.
4050 (Output_section_definition::script_section_type_name): Ditto.
4051 (Script_sections::output_section_name): Add new parameter
4052 PSECTION_TYPE for returning script section type. Pass it to
4053 section elements. Handle discard sections.
4054 (Sort_output_sections::operator()): Handle NOLOAD sections.
4055 * script-sections.h (Script_sections::Section_type): New enum type.
4056 (Script_sections::output_section_name): Add a new parameter for
4057 returning script section type.
4058 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4060 * yyscript.y (union): Add new field SECTION_TYPE.
4061 (COPY, DSECT, INFO, NOLOAD): New tokens.
4062 (opt_address_and_section_type): Change type to output_section_header.
4063 (section_type): New non-terminal
4064 (section_header): Handle section type.
4065 (opt_address_and_section_type): Return section type value.
4067 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4069 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4070 * testsuite/plugin_common_test_2.c (foo): Likewise.
4072 2010-04-08 Doug Kwan <dougkwan@google.com>
4074 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4076 * output.cc (Output_section::add_merge_input_section): Simplify
4077 code and return status of Output_merge_base::add_input_section.
4078 Update merge section map only if Output_merge_base::add_input_section
4081 2010-04-07 Doug Kwan <dougkwan@google.com>
4083 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4084 if section is marked as containing instructions but has no mapping
4086 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4087 correct section index.
4088 (Arm_relobj::find_linked_text_section): Ditto.
4090 2010-04-07 Cary Coutant <ccoutant@google.com>
4092 * archive.cc (include_member): Destroy Read_symbols_data object before
4094 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4095 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4096 (Read_symbols_data::~Read_symbols_data) New destructor.
4097 (Section_relocs::Section_relocs) New constructor.
4098 (Section_relocs::~Section_relocs) New destructor.
4099 (Read_relocs_data::Read_relocs_data) New constructor.
4100 (Read_relocs_data::~Read_relocs_data) New destructor.
4101 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4102 pointers to NULL after deleting.
4104 2010-04-07 Doug Kwan <dougkwan@google.com>
4106 * arm.cc: Replace "endianity" with "endianness" in comments.
4107 (Arm_exidx_cantunwind): Ditto.
4108 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4109 (Arm_relobj::merge_flags_and_attributes): New method.
4110 (Arm_relobj::merge_flags_and_attributes_): New data member.
4111 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4112 (Arm_relobj::scan_sections_for_stubs): Ditto.
4113 (Arm_relobj::do_read_symbols): Check to see if we really want to
4114 merge processor-specific flags and attributes. Exit early if
4115 an object is empty except for section names and the undefined symbol.
4116 (Target_arm::do_finalize_sections): Move check for ELF format to
4117 Arm_relobj::do_read_symbols. Merge processor specific flags and
4118 attributes from a regular object only when we have determined that
4119 it is aapropriate. Do not create an .ARM.attributes section in
4120 output if there is no regular input object.
4121 (Target_arm::merge_processor_specific_flags): Check
4122 --warn-mismatch before printing any error.
4123 (Target_arm::merge_object_attributes): Ditto.
4124 * gold.cc (queue_middle_tasks): Handle the case in which there is
4125 no regular object in input.
4126 * options.cc (General_options::parse_EB): New method.
4127 (General_options::parse_EL): Same.
4128 (General_options::General_options): Initialize endianness_.
4129 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4131 (General_options::Endianness): New enum.
4132 (General_options::endianness): New method.
4133 (General_options::endianness_): New data member.
4134 * parameters.cc (Parameters::set_options): Check target endianness.
4135 (Parameters::set_target_once): Ditto.
4136 (Parameters::check_target_endianness): New method.
4137 (parameters_force_valid_target): If either -EL or -EB is specified,
4138 use it to define endianness of default target.
4139 * parameters.h (Parameters::check_target_endianness): New method
4141 * target.h (class Target): Change "endianity" to "endianness"
4144 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4146 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4147 * configure: Regenerate.
4148 * Makefile.in: Regenerate.
4149 * testsuite/Makefile.in: Regenerate.
4151 2010-04-06 Cary Coutant <ccoutant@google.com>
4154 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4155 prevailing definitions of common symbols.
4156 * testsuite/plugin_test_6.sh: New test case.
4157 * testsuite/plugin_common_test_1.c: New test case.
4158 * testsuite/plugin_common_test_2.c: New test case.
4159 * testsuite/Makefile.am (plugin_test_6): New test case.
4160 * testsuite/Makefile.in: Regenerate.
4162 2010-04-06 Nick Clifton <nickc@redhat.com>
4164 * po/vi.po: New Vietnamese translation.
4166 2010-03-30 Doug Kwan <dougkwan@google.com>
4168 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4170 2010-03-25 Doug Kwan <dougkwan@google.com>
4172 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4173 to avoid a conversion warning on a 32-bit host.
4175 2010-03-24 Ian Lance Taylor <iant@google.com>
4177 * testsuite/script_test_3.t: Add a TLS segment.
4178 * testsuite/Makefile.am (check_PROGRAMS): Add
4179 tls_phdrs_script_test.
4180 (tls_phdrs_script_test_SOURCES): Define.
4181 (tls_phdrs_script_test_DEPENDENCIES): Define.
4182 (tls_phdrs_script_test_LDFLAGS): Define.
4183 (tls_phdrs_script_test_LDADD): Define.
4184 * testsuite/Makefile.in: Rebuild.
4186 2010-03-23 Cary Coutant <ccoutant@google.com>
4188 * fileread.cc (find_or_make_view): Fix comment.
4190 2010-03-23 Ian Lance Taylor <iant@google.com>
4192 * script-sections.cc (class Orphan_section_placement): Define
4193 PLACE_TLS and PLACE_TLS_BSS.
4194 (Orphan_section_placement::Orphan_section_placement): Initialize
4196 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4197 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4198 (tls_script_test_SOURCES): Define.
4199 (tls_script_test_DEPENDENCIES): Define.
4200 (tls_script_test_LDFLAGS): Define.
4201 (tls_script_test_LDADD): Define.
4202 * testsuite/Makefile.in: Rebuild.
4204 2010-03-22 Doug Kwan <dougkwan@google.com>
4206 * arm.cc (Arm_relocate_functions::abs8,
4207 Arm_relocate_functions::abs16): Use correct check for overflow
4208 specified in the ARM ELF specs.
4209 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4210 target of a BLX instruction specially.
4211 (Reloc_stub::stub_type_for_reloc): Ditto.
4212 (Relocate::relocate): Use symbolic names instead of numeric relocation
4213 codes to report error.
4214 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4216 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4217 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4218 thumb2_blx_out_of_range.stdout
4219 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4220 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4221 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4222 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4223 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4224 thumb2_blx_in_range, thumb2_blx_in_range.o,
4225 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4226 thumb2_blx_out_of_range.o): New rules.
4227 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4228 thumb2_blx_in_range and thumb2_blx_out_of_range.
4229 * testsuite/Makefile.in: Regenerate.
4230 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4231 * testsuite/thumb_blx_in_range.s: New file.
4232 * testsuite/thumb_blx_out_of_range.s: New file.
4234 2010-03-22 Rafael Espindola <espindola@google.com>
4236 * archive.cc (Should_include): Move to archive.h.
4237 (should_include_member): Make it a member of Archive.
4239 (Add_lib_group_symbols): New.
4240 * archive.h: Include options.h.
4241 (Archive_member): Moved from Archive.
4242 (Should_include): Moved from archive.cc.
4244 (Add_lib_group_symbols): New.
4245 * dynobj.cc (do_should_include_member): New.
4246 * dynobj.h (do_should_include_member): New.
4247 * gold.cc (queue_initial_tasks): Update call to queue.
4248 * main.cc (main): Print lib group stats.
4249 * object.cc (do_should_include_member): New.
4250 * object.h: Include archive.h.
4251 (Object::should_include_member): New.
4252 (Object::do_should_include_member): New.
4253 (Sized_relobj::do_should_include_member): New.
4254 * options.cc (General_options::parse_start_lib): New.
4255 (General_options::parse_end_lib): New.
4256 (Input_arguments::add_file): Handle lib groups.
4257 (Input_arguments::start_group): Check we are not in a lib.
4258 (Input_arguments::start_lib): New.
4259 (Input_arguments::end_lib): New.
4260 * options.h (General_options): Add start_lib and end_lib.
4261 (Input_argument::lib_): New.
4262 (Input_argument::lib): New.
4263 (Input_argument::is_lib): New.
4264 (Input_file_lib): New.
4265 (Input_arguments::in_lib_): New.
4266 (Input_arguments::in_lib): New.
4267 (Input_arguments::start_lib): New.
4268 (Input_arguments::end_lib_): New.
4269 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4270 in unused members as preempted.
4271 (Sized_pluginobj::do_should_include_member): New.
4272 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4273 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4275 (Read_symbols::do_whole_lib_group): New.
4276 (Read_symbols::do_lib_group): New.
4277 (Read_symbols::do_read_symbols): Handle lib groups.
4278 (Read_symbols::get_name): Handle lib groups.
4279 * readsyms.h (Read_symbols): Add an archive member pointer.
4280 (Read_symbols::do_whole_lib_group): New.
4281 (Read_symbols::do_lib_group): New.
4282 (Read_symbols::member_): New.
4283 * script.cc (read_input_script): Update call to queue_soon.
4285 2010-03-19 Doug Kwan <dougkwan@google.com>
4287 * arm.cc (Stub_table::Stub_table): Initialize new data members
4288 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4289 (Stub_table::add_reloc_stub): Assign stub offset and update
4290 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4291 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4293 (Stub_table::update_data_size_and_addralign): Use
4294 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4295 instead of going over all reloc stubs.
4296 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4297 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4298 Stringpool_template::offset_ to size of Stringpool_char.
4299 (Stringpool_template::new_key_offset): Remove code to initialize
4300 Stringpool_template::offset_.
4301 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4302 Stringpool_template::offset_ to zero.
4304 2010-03-15 Doug Kwan <dougkwan@google.com>
4306 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4308 (Stringpool_template::new_key_offset): New method.
4309 (Stringpool_template::add_string): Assign offsets when adding new
4311 (Stringpool_template::set_string_offsets): Do not set string offsets
4312 when not optimizing.
4313 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4315 (Chunked_vector::clear): Clear size_.
4316 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4317 (Chunked_vector::size): Return size_.
4318 (Chunked_vector::push_back): Use size_ to find insert position.
4319 (Chunked_vector::size_): New data member.
4320 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4321 (Stringpool_template::new_key_offset): New method declaration.
4322 (Stringpool_template::offset_): New data member.
4324 2010-03-15 Rafael Espindola <espindola@google.com>
4326 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4327 Add_symbols' constructor.
4328 * readsyms.h (Add_symbols): Remove the input_group member.
4330 2010-03-10 Ian Lance Taylor <iant@google.com>
4332 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4333 target to ask whether a reference to a symbol requires a stack
4335 * target.h (Target::is_call_to_non_split): New function.
4336 (Target::do_is_call_to_non_split): Declare virtual function.
4337 * target.cc: Include "symtab.h".
4338 (Target::do_is_call_to_non_split): New function.
4339 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4341 2010-03-10 Cary Coutant <ccoutant@google.com>
4343 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4344 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4345 (File_read::open[2]): Add whole_file_view_ to list of views.
4346 (File_read::make_view): Remove test of whole_file_view_.
4347 (File_read::find_or_make_view): Create whole_file_view_ if
4349 (File_read::clear_views): Replace bool parameter with enum;
4350 adjust all callers. Don't delete views with permanent data;
4351 do delete cached views and views from archives if
4352 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4353 if clearing the corresponding view.
4354 * fileread.h (File_read::Clear_views_mode): New enum.
4355 (File_read::View::is_permanent_view): New method.
4356 (File_read::clear_views): Replace bool parameter
4357 with enum; adjust all callers.
4358 * options.h (General_options): Change keep_files_mapped option;
4359 add map_whole_files.
4360 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4362 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4365 2010-03-10 David S. Miller <davem@davemloft.net>
4367 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4369 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4371 * icf.cc (get_section_contents): Add '@' marker after processing the
4374 2010-03-08 Doug Kwan <dougkwan@google.com>
4376 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4377 due to a conversion warning.
4378 (Arm_relobj::update_output_local_symbol_count): Check for local
4379 symbol with unset output index.
4381 2010-03-05 Ian Lance Taylor <iant@google.com>
4383 * options.h (class General_options): Add --spare-dynamic-tags.
4384 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4385 --spare-dynamic-tags.
4387 2010-03-05 Ian Lance Taylor <iant@google.com>
4389 * incremental.cc: Include "libiberty.h".
4391 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4393 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4394 function, is_info_ member.
4395 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4396 (Versions::Versions): Update caller.
4397 (Versions::define_base_version): Likewise.
4398 (Versions::add_def): Likewise.
4400 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4402 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4403 (Scan::possible_function_pointer_reloc): New function.
4404 (Scan::local_reloc_may_be_function_pointer): Change to call
4405 possible_function_pointer_reloc.
4406 (Scan::global_reloc_may_be_function_pointer): Ditto.
4407 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4408 relocations in ".data.rel.ro._ZTV" section.
4409 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4410 * testsuite/icf_safe_so_test.cc: Ditto.
4411 * testsuite/icf_safe_test.cc: Ditto.
4412 * testsuite/icf_safe_test.sh: Ditto.
4414 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4415 Ian Lance Taylor <iant@google.com>
4417 * target-reloc.h (relocate_section): Check the symbol table index
4418 for -1U before setting the local symbol index.
4419 (scan_relocatable_relocs): If copying the relocation, record that
4420 the local symbol is required.
4421 * object.h (Symbol_value::is_output_symtab_index_set): New
4423 (Symbol_value::may_be_discarded_from_output_symtab): New
4425 (Symbol_value::has_output_symtab_entry): New function.
4426 (Symbol_value::needs_output_symtab_entry): Remove.
4427 (Symbol_value::output_symtab_index): Make sure the symbol index is
4429 (Symbol_value::set_output_symtab_index): Make sure the symbol
4430 index is not set. Make sure the new index is valid.
4431 (Symbol_value::set_must_have_output_symtab_entry): New function.
4432 (Symbol_value::has_output_dynsym_entry): New function.
4433 (Symbol_value::set_output_dynsym_index): Make sure the new index
4435 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4436 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4437 local symbol if permitted.
4438 (Sized_relobj::do_finalize_local_symbols): Call
4439 is_output_symtab_index_set rather than needs_output_symtab_entry.
4440 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4441 rather than needs_output_symtab_entry. Call
4442 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4443 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4444 is_output_symtab_index_set rather than needs_output_symtab_entry.
4445 * testsuite/discard_locals_relocatable_test.c: New file.
4446 * testsuite/discard_locals_test.sh: Test -r.
4447 * testsuite/Makefile.am (check_DATA): Add
4448 discard_locals_relocatable_test1.syms,
4449 discard_local_relocatable_test2.syms.
4450 (MOSTLYCLEANFILES): Likewise. Also add
4451 discard_locals_relocatable_test1.lout and
4452 discard_locals_relocatable_test2.out.
4453 (discard_locals_relocatable_test1.syms): New target.
4454 (discard_locals_relocatable_test.o): New target.
4455 (discard_locals_relocatable_test1.out): New target.
4456 (discard_locals_relocatable_test2.syms): New target.
4457 (discard_locals_relocatable_test2.out): New target.
4458 (various): Add missing ../ld-new dependencies.
4459 * testsuite/Makefile.in: Rebuild.
4461 2010-03-03 Nick Clifton <nickc@redhat.com>
4463 * po/fi.po: New Finnish translation.
4465 2010-03-01 Doug Kwan <dougkwan@google.com>
4467 * layout.cc (Layout::Layout): Force section types of .init_array*,
4468 .preinit_array* and .fini_array* sections.
4469 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4470 Fix check of return value of std::string::find.().
4471 (Output_section::Input_section_sort_compare::operator()): Remove
4472 comment about .init_array.
4473 (Output_section::Input_section_sort_init_fini_compare::operator()):
4475 (Output_section::sort_attached_input_sections): Handle .init_array
4476 and .fini_array specially.
4477 * output.h (Output_section::Inut_section_sort_compare): Update
4479 (Output_section::Input_section_sort_init_fini_compare): New struct.
4481 2010-02-26 Doug Kwan <dougkwan@google.com>
4483 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4484 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4485 * testsuite/debug_msg.sh: Avoid matching source line number for
4486 use of global variable undef_int.
4488 2010-02-26 Doug Kwan <dougkwan@google.com>
4490 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4491 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4492 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4493 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4494 * options.cc (General_options::General_options): Initialize member
4496 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4497 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4498 and rm_no_fix_v4bx.stdout
4499 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4500 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4501 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4502 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4503 and arm_no_fix_v4bx.
4504 * Makefile.in: Regenerate.
4505 * testsuite/arm_fix_v4bx.s: New file.
4506 * testsuite/arm_fix_v4bx.sh: Ditto.
4508 2010-02-24 Doug Kwan <dougkwan@google.com>
4510 * arm.cc (Target_arm::got_section): Make the .got section the first
4511 non RELRO section in the data segment.
4512 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4513 suffixes of section names.
4515 2010-02-24 Doug Kwan <dougkwan@google.com>
4517 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4518 flags and attributes merging if an input file is a binary file.
4519 * fileread.cc (Input_file::open): Record format of original file.
4520 * fileread.h (Input_file::Format): New enum type.
4521 (Input_file::Input_file): Initialize data member format_.
4522 (Input_file::format): New method definition.
4523 (Input_file::format_):: New data member.
4525 2010-02-24 Doug Kwan <dougkwan@google.com>
4527 * arm.cc (Arm_output_data_got): New class.
4528 (ARM_TCB_SIZE): New constant
4529 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4530 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4531 If user uses a script with a SECTIONS clause, issue only a warning
4532 for a misplaced EXIDX input section. Otherwise, issue an error.
4533 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4535 (Target_arm::got_mode_index_entry): Handle static linking.
4536 (Target_arm::Scan::local): Ditto.
4537 (Target_arm::Scan::global): Ditto.
4538 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4539 all incorrectly implemented relocations.
4540 (Target_arm::fix_exidx_coverage): Pass layout to
4541 Arm_output_section::fix_exidx_coverage.
4542 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4543 from ".ARM.exidx." and ".ARM.extab.".
4545 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4547 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4548 section if it does not already exist.
4549 * attributes.cc (Attributes_section_data::Attributes_section_data):
4550 Don't crash if size is zero.
4552 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4553 Ian Lance Taylor <iant@google.com>
4555 * gold.cc (queue_middle_tasks): If no input files were opened,
4557 * workqueue.h (Task_function::Task_function): Assert that there is
4560 2010-02-22 Doug Kwan <dougkwan@google.com>
4562 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4563 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4564 types to avoid warnings due to different uint64_t implementations
4567 2010-02-21 Doug Kwan <dougkwan@google.com>
4569 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4570 handling of the maximum backward branch offset.
4571 (Arm_relocate_functions::thumb_branch_common): Ditto.
4572 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4573 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4574 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4575 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4576 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4577 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4578 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4579 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4580 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4581 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4582 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4583 thumb2_bl_out_of_range.o): New rules.
4584 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4585 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4586 thumb2_bl_out_of_range
4587 * testsuite/Makefile.in: Regenerate.
4588 * testsuite/arm_bl_in_range.s: New file.
4589 * testsuite/arm_bl_out_of_range.s: Ditto.
4590 * testsuite/arm_branch_in_range.sh: Ditto.
4591 * testsuite/arm_branch_range.t: Ditto.
4592 * testsuite/thumb2_branch_range.t: Ditto.
4593 * testsuite/thumb_bl_in_range.s: Ditto.
4594 * testsuite/thumb_bl_out_of_range.s: Ditto.
4595 * testsuite/thumb_branch_range.t: Ditto.
4597 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4599 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4600 Add reloc offset information.
4601 * icf.cc (get_section_contents): Change iterators to point to the new
4602 vectors. Add reloc offset information to the contents.
4603 * icf.h (Icf::Sections_reachable_info): New typedef.
4604 (Icf::Sections_reachable_list): New typedef.
4605 (Icf::Offset_info): New typedef.
4606 (Icf::Reloc_info): New struct typedef.
4607 (Icf::Reloc_info_list): New typedef.
4608 (Icf::symbol_reloc_list): Delete method.
4609 (Icf::addend_reloc_list): Delete method.
4610 (Icf::section_reloc_list): Delete method.
4611 (Icf::reloc_info_list): New method.
4612 (Icf::reloc_info_list_): New member.
4614 2010-02-19 Doug Kwan <dougkwan@google.com>
4616 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4617 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4618 * arm.cc (Arm_relocation_functions): New forward declaration.
4619 (Target_arm::Target_arm): Initialize new data members
4620 got_mod_index_offset_ and tls_base_symbol_defined_.
4621 (Target_arm::Relocate::relocate_tls): New method.
4622 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4623 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4625 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4626 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4627 (Target_arm::got_mod_index_offset_,
4628 Target_arm::tls_base_symbol_defined_): New data members.
4629 (Target_arm::Scan::local, Target::Scan::global,
4630 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4633 2010-02-18 Doug Kwan <dougkwan@google.com>
4635 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4636 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4637 text section as a parameter becuase some broken tools may not set
4638 the link in section header.
4639 (Target_arm::has_got_section): New method.
4640 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4641 without any mapping symbol as data only. Remove warning.
4642 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4643 link in its section header, try to discover the link by inspecting the
4644 REL31 relocation at the beginning of the section.
4645 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4647 (Target_arm::Scan::global): Treat any reference to the symbol
4648 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4650 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4652 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4653 (Scan::global_reloc_may_be_function_pointer): New function.
4654 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4655 (Scan::global_reloc_may_be_function_pointer): New function.
4656 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4657 (Scan::global_reloc_may_be_function_pointer): New function.
4658 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4659 (Scan::global_reloc_may_be_function_pointer): New function.
4660 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4661 (Scan::global_reloc_may_be_function_pointer): New function.
4662 (Scan::possible_function_pointer_reloc): New function.
4663 (Target_x86_64::can_check_for_function_pointers): New function.
4664 * gc.h (gc_process_relocs): Scan relocation types to determine if
4665 function pointers were taken for targets that support it.
4666 * icf.cc (Icf::find_identical_sections): Include functions for
4667 folding in safe ICF whose pointer is not taken.
4668 * icf.h (Secn_fptr_taken_set): New typedef.
4669 (fptr_section_id_): New member.
4670 (section_has_function_pointers): New function.
4671 (set_section_has_function_pointers): New function.
4672 (check_section_for_function_pointers): New function.
4673 * options.h: Fix comment for safe ICF option.
4674 * target.h (can_check_for_function_pointers): New function.
4675 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4676 Modify icf_safe_test for X86-64.
4677 * testsuite/Makefile.in: Regenerate.
4678 * testsuite/icf_safe_so_test.cc: New file.
4679 * testsuite/icf_safe_so_test.sh: New file.
4680 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4681 (main): Change to take pointer to function kept_func_3.
4682 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4683 folding is done correctly for X86-64.
4685 2010-02-12 David S. Miller <davem@davemloft.net>
4687 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4688 is_symbolless parameter.
4689 (Output_reloc<SHT_REL>::is_symbolless): New.
4690 (Output_reloc<SHT_REL>::is_symbolless_): New.
4691 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4692 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4693 (Output_reloc<SHT_RELA>::is_symbolless): New.
4694 (Output_data_reloc::add_global): Handle is_symbolless.
4695 (Output_data_reloc::add_global_relative): Likewise.
4696 (Output_data_reloc::add_local): Likewise.
4697 (Output_data_reloc::add_local_relative): Likewise.
4698 (Output_data_reloc::add_symbolless_global_addend): New.
4699 (Output_data_reloc::add_symbolless_local_addend): New.
4700 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4702 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4703 instead of ->is_relative_
4704 (Output_reloc::write): Likewise.
4705 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4706 (Output_reloc::write_rel): Simplify.
4708 * sparc.cc (Target_sparc::Scan::local): Use
4709 ->add_symbolless_local_addend as needed.
4710 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4711 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4712 based upon relocation offset.
4714 2010-02-11 Doug Kwan <dougkwan@google.com>
4716 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4717 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4718 beginning of function.
4719 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4720 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4721 parameter is_32bit in calls to should_apply_static_reloc.
4722 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4723 (check_DATA): Add arm_abs_global.stdout.
4724 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4725 arm_abs_global.stdout): New rules.
4726 (MOSTLLYCLEANFILES): Add arm_abs_global
4727 * Makefile.in: Regenerate.
4728 * testsuite/arm_abs_global.s: New file.
4729 * testsuite/arm_abs_global.sh: Ditto.
4730 * testsuite/arm_abs_lib.s: Ditto.
4732 2010-02-11 Ian Lance Taylor <iant@google.com>
4734 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4736 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4737 Allocate_commons_task first.
4738 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4739 task, rather than symtab_lock_.
4740 (Gc_process_relocs::~Gc_process_relocs): New function.
4741 (Gc_process_relocs::is_runnable): Check this_blocker_.
4742 (Gc_process_relocs::locks): Use next_blocker_ rather than
4744 (Scan_relocs::~Scan_relocs): New function.
4745 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4747 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4749 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4750 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4751 constructor accordingly.
4752 (class Gc_process_relocs): Likewise.
4753 (class Scan_relocs): Likewise.
4754 * common.h (class Allocate_commons_task): Remove symtab_lock_
4755 field, and corresponding constructor parameter.
4756 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4758 (Allocate_commons_task::locks): Likewise.
4760 2010-02-11 Ian Lance Taylor <iant@google.com>
4762 * gold-threads.h (class Once): Define.
4763 (class Initialize_lock): Rewrite as child of Once.
4764 * gold-threads.cc (class Once_initialize): Define.
4765 (once_pointer_control): New static variable.
4766 (once_pointer, once_arg): New static variables.
4767 (c_run_once): New static function.
4768 (Once::Once, Once::run_once, Once::internal_run): New functions.
4769 (class Initialize_lock_once): Remove.
4770 (initialize_lock_control): Remove.
4771 (initialize_lock_pointer): Remove.
4772 (initialize_lock_once): Remove.
4773 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4774 (Initialize_lock::initialize): Rewrite.
4775 (Initialize_lock::do_run_once): New function.
4776 * archive.cc (Archive::interpret_header): Only clear name if it is
4778 * fileread.cc: Include "gold-threads.h"
4779 (file_counts_lock): New static variable.
4780 (file_counts_initialize_lock): Likewise.
4781 (File_read::release): Only increment counts when using --stats.
4782 Use a lock around the increment.
4783 * parameters.cc (class Set_parameters_target_once): Define.
4784 (set_parameters_target_once): New static variable.
4785 (Parameters::Parameters): Move here from parameters.h.
4786 (Parameters::set_target): Rewrite.
4787 (Parameters::set_target_once): New function.
4788 (Parameters::clear_target): Move here and rewrite.
4789 * parameters.h (class Parameters): Update declarations. Add
4790 set_parameters_target_once_ field.
4791 (Parameters::Parameters): Move to parameters.cc.
4792 (Parameters::clear_target): Likewise.
4793 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4795 (Start_group::~Start_group): New function.
4796 (Start_group::is_runnable): New function.
4797 (Start_group::locks, Start_group::run): New functions.
4798 (Finish_group::run): Change saw_undefined to size_t.
4799 * readsyms.h (class Start_group): Define.
4800 (class Finish_group): Change saw_undefined_ field to size_t.
4801 (Finish_group::Finish_group): Remove saw_undefined and
4802 this_blocker parameters. Change all callers.
4803 (Finish_group::set_saw_undefined): New function.
4804 (Finish_group::set_blocker): New function.
4805 * symtab.h (class Symbol_table): Change saw_undefined to return
4806 size_t. Change saw_undefined_ field to size_t.
4807 * target-select.cc (Set_target_once::do_run_once): New function.
4808 (Target_selector::Target_selector): Initialize set_target_once_
4809 field. Don't initialize lock_ and initialize_lock_ fields.
4810 (Target_selector::instantiate_target): Rewrite.
4811 (Target_selector::set_target): New function.
4812 * target-select.h (class Set_target_once): Define.
4813 (class Target_selector): Update declarations. Make
4814 Set_target_once a friend. Remove lock_ and initialize_lock_
4815 fields. Add set_target_once_ field.
4817 2010-02-10 Ian Lance Taylor <iant@google.com>
4819 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
4821 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
4822 (queue_middle_tasks): Add all blockers before queueing any tasks.
4823 (queue_final_tasks): Likewise.
4824 * token.h (Task_token::add_blockers): New function.
4825 * object.h (Input_objects::number_of_relobjs): New function.
4827 2010-02-10 Ian Lance Taylor <iant@google.com>
4829 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
4830 shared, not if not position independent.
4831 * x86_64.cc (Relocate::relocate_tls): Likewise.
4832 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
4833 (tls_pie_pic_test): New target.
4834 * testsuite/Makefile.in: Rebuild.
4836 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
4837 (tls_test_main_pie.o, tls_test_pie.o): New targets.
4838 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
4839 * testsuite/Makefile.in: Rebuild.
4841 2010-02-09 David S. Miller <davem@davemloft.net>
4843 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
4844 R_SPARC_RELATIVE using ->add_local_relative().
4845 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
4847 * output.h (Output_data_dynamic::add_section_size): New method
4848 that takes two Output_data objects.
4849 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
4850 entry param. Handle it in initializers.
4851 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
4852 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
4853 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
4855 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
4856 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
4857 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
4858 for dynrel_includes_plt.
4859 * i386.cc (Target_i386::do_finalize_sections): Likewise.
4860 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
4861 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
4863 (Target_sparc::do_finalize_sections): Update to pass true for
4864 dynrel_includes_plt.
4865 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
4866 output before .rela.plt
4867 (Target_powerpc::do_finalize_sections): Update to pass true for
4868 dynrel_includes_plt when 32-bit.
4870 2010-02-08 Doug Kwan <dougkwan@google.com>
4872 * arm.cc (Arm_relobj::simple_input_section_output_address): New
4874 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
4875 Arm_relobj::scan_section_for_cortex_a8_stubs,
4876 Arm_relobj::do_relocation_section): Instead of calling
4877 Output_section::output_address, use faster
4878 Arm_relobj::simple_input_section_output_address.
4880 2010-02-08 David S. Miller <davem@davemloft.net>
4882 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
4883 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
4884 relocation helper function.
4886 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
4887 just like R_SPARC_GOT{10,13,22}.
4888 (Target_sparc::Scan::local): Likewise.
4889 (Target_sparc::Relocate:relocate): Likewise.
4891 2010-02-06 Ian Lance Taylor <iant@google.com>
4893 * configure.ac: Rewrite targetobjs duplicate removal code to use
4894 only shell constructs.
4895 * configure: Rebuild.
4897 2010-02-05 Doug Kwan <dougkwan@google.com>
4900 * arm.cc (Arm_relobj::section_is_scannable): New method.
4901 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
4902 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
4904 2010-02-04 Doug Kwan <dougkwan@google.com>
4907 * arm-reloc-property.cc (cstdio): Include.
4908 * configure.ac (targetobjs): Remove duplicates.
4909 * configure: Regenerate.
4910 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
4911 big and little endian version for a given address size.
4913 2010-02-03 Doug Kwan <dougkwan@google.com>
4915 * arm-reloc-property.cc
4916 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4918 * arm-reloc-property.h
4919 (Arm_reloc_property_table::get_implemented_static_reloc_property):
4920 New method definition.
4921 (Arm_reloc_property_table::reloc_name_in_error_message): New method
4923 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
4925 (GOT_PREL): Change implemented to Y.
4926 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
4927 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
4928 (Arm_relocate_functions::movw_abs_nc): Remove method.
4929 (Arm_relocate_functions::movt_abs): Ditto.
4930 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
4931 (Arm_relocate_functions::thm_movt_abs): Ditto.
4932 (Arm_relocate_functions::movw_rel_nc): Ditto.
4933 (Arm_relocate_functions::movw_rel): Ditto.
4934 (Arm_relocate_functions::movt_rel): Ditto.
4935 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
4936 (Arm_relocate_functions:thm_movw_rel): Ditto.
4937 (Arm_relocate_functions:thm_movt_rel): Ditto.
4938 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
4939 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
4940 New method definitions.
4941 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
4942 (Arm_relocation_functions::arm_grp_ldr): Ditto.
4943 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
4944 (Arm_relocation_functions::arm_grp_ldc): Ditto.
4945 (Target_arm::Relocate::relocate): Check for non-static or
4946 unimplemented relocation code and exit early. Change calls to
4947 Target_arm::reloc_uses_thumb_bit and
4948 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
4949 instead. Refactor code to handle similar relocations to increase
4950 code sharing. Remove check for unsupported relocation code in switch
4952 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
4953 relocation property table to find out size. Change error message to
4954 print out the name of a relocation code instead of the numeric value.
4955 (Target_arm::scan_reloc_for_stub): Use relocation property table
4956 instead of calling Target_arm::reloc_uses_thumb_bit().
4958 2010-02-02 Doug Kwan <dougkwan@google.com>
4960 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
4961 types of relaxed input section.
4963 2010-02-02 Doug Kwan <dougkwan@google.com>
4965 * Makefile.am (HFILES): Add arm-reloc-property.h.
4967 (TARGETSOURCES): Add arm-reloc-property.cc
4968 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
4969 (libgold_a_SOURCES): $(DEFFILES)
4970 * Makefile.in: Regenerate.
4971 * arm-reloc-property.cc: New file.
4972 * arm-reloc-property.h: New file.
4973 * arm-reloc.def: New file.
4974 * arm.cc: Update comments.
4975 (arm-reloc-property.h): New included header.
4976 (arm_reloc_property_table): New global variable.
4977 (Target_arm::do_select_as_default_target): New method definition.
4978 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
4979 arm-reloc-property to targ_extra_obj.
4980 * parameters.cc (set_parameters_target): Call
4981 Target::select_as_default_target().
4982 * target.h (Target::select_as_default_target): New method definition.
4983 (Target::do_select_as_default_target): Same.
4985 2010-02-01 Doug Kwan <dougkwan@google.com>
4987 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
4988 first_output_text_section_.
4989 (Arm_exidx_fixup::first_output_text_section): New method definition.
4990 (Arm_exidx_fixup::first_output_text_section_): New data member.
4991 (Arm_exidx_fixup::process_exidx_section): Record the first text
4992 output section seen.
4993 (Arm_output_section::fix_exidx_coverage): Set correct linked section
4994 and entsize in output section header.
4996 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4998 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
4999 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5000 (Arm_relocate_functions::thm_alu11): New Method.
5001 (Arm_relocate_functions::thm_pc8): New Method.
5002 (Arm_relocate_functions::thm_pc12): New Method.
5003 (Target_arm::Scan::local): Handle the relocations.
5004 (Target_arm::Scan::global): Likewise.
5005 (Target_arm::Relocate::relocate): Likewise.
5006 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5008 2010-01-29 Doug Kwan <dougkwan@google.com>
5010 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5011 of relocation types as ld.
5013 2010-01-29 Doug Kwan <dougkwan@google.com>
5015 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5017 (Arm_relocate_functions::thumb_branch_common): Ditto.
5018 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5019 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5020 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5021 Arm_relocate_functions::jump24): Remove.
5022 (Target_arm::Relocate::relocate): Adjust code to call
5023 Arm_relocation_functions::arm_branch_common and
5024 Arm_relocation_functions::thumb_branch_common instead of their removed
5025 wrappers. Merge switch-cases together to reduce source code size.
5027 2010-01-29 Doug Kwan <dougkwan@google.com>
5029 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5030 output_local_symbol_count_needs_update_.
5031 (Arm_relobj::output_local_symbol_count_needs_update,
5032 Arm_relobj::set_output_local_symbol_count_needs_update,
5033 Arm_relobj::update_output_local_symbol_count): New methods.
5034 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5036 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5037 of pointed function as in a R_ARM_PREL31 relocation.
5038 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5039 for output local symbol count updating.
5040 (Target_arm::do_relax): Update output local symbol counts in objects
5042 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5044 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5046 * arm.cc: Added support for the ARM relocations:
5047 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5048 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5049 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5051 (Arm_relocate_functions::movw_rel): New method.
5052 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5053 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5055 (Arm_relocate_functions::thm_movw_rel): New method.
5056 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5058 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5060 (Target_arm::Scan::global): Likewise.
5061 (Target_arm::Relocate::relocate): Likewise.
5062 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5065 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5067 * arm.cc: Added support for ARM group relocations.
5068 (Target_arm::reloc_needs_sym_origin): New method.
5069 (Arm_relocate_functions::calc_grp_kn): New method.
5070 (Arm_relocate_functions::calc_grp_residual): New method.
5071 (Arm_relocate_functions::calc_grp_gn): New method.
5072 (Arm_relocate_functions::arm_grp_alu): New Method.
5073 (Arm_relocate_functions::arm_grp_ldr): New Method.
5074 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5075 (Arm_relocate_functions::arm_grp_ldc): New Method.
5076 (Target_arm::Scan::local): Handle the ARM group relocations.
5077 (Target_arm::Scan::global): Likewise.
5078 (Target_arm::Relocate::relocate): Likewise.
5079 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5082 2010-01-26 Doug Kwan <dougkwan@google.com>
5084 * arm.cc (set): Include.
5085 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5087 (Arm_output_section::Text_section_list): New type.
5088 (Arm_output_section::append_text_sections_to_list): New method.
5089 (Arm_output_section::fix_exidx_coverage): Ditto.
5090 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5091 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5092 Relobj::set_section_offset() instead of
5093 Sized_relobj::invalidate_section_offset().
5094 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5095 parameter for section headers. Ignore relocation sections for
5096 unallocated sections and EXIDX sections.
5097 (Target_arm::fix_exidx_coverage): New method.
5098 (Target_arm::output_section_address_less_than): New type.
5099 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5100 linked text section instead of the EXIDX section.
5101 (Arm_output_section::create_stub_group): Add an assertion to check
5102 that this is not an EXIDX output section.
5103 (Arm_output_section::append_text_sections_to_list): New method.
5104 (Arm_output_section::fix_exidx_coverage): Ditto.
5105 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5106 Arm_relobj::section_needs_reloc_stub_scanning.
5107 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5109 (Target_arm::fix_exidx_coverage): New method.
5110 * object.h (Relobj::set_output_section): New method.
5111 (Sized_relobj::invalidate_section_offset): Remove method.
5112 (Sized_relobj::do_invalidate_section_offset): Remove method.
5113 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5115 2010-01-25 Doug Kwan <dougkwan@google.com>
5117 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5118 Fix warning due to signed and unsigned comparison on a 32-bit host.
5120 2010-01-22 Doug Kwan <dougkwan@google.com>
5122 * arm.cc (Target_arm::do_relax): Record an output section for section
5123 offset adjustment it contains any stub table that has changed.
5124 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5125 offsets in an output section if necessary.
5126 * output.cc (Output_section::Output_section): Initialize
5127 section_offsets_need_adjustments_.
5128 (Output_section::add_input_section_for_script): Renamed to
5129 Output_section::add_simple_input_section.
5130 (Output_section::save_states): Add a comment.
5131 (Output_section::discard_states): New method defintion.
5132 (Output_section::adjust_section_offsets): Same.
5133 * output.h (Output_section::add_input_section_for_script): Renamed to
5134 Output_section::add_simple_input_section.
5135 (Output_section::discard_states): New method declaration.
5136 (Output_section::adjust_section_offsets): Same.
5137 (Output_section::section_offsets_need_adjustment,
5138 Output_section::set_section_offsets_need_adjustment): New method
5140 (Output_section::section_offsets_need_adjustment_): New data member.
5141 * script-sections.cc
5142 (Output_section_element_input::set_section_address): Adjust code for
5143 renaming of Output_section::add_input_section_for_script.
5144 (Orphan_output_section::set_section_address): Same.
5146 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5148 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5149 Fix_v4bx enum values .
5150 * gold/options.h (General_options): New option definitions.
5151 (General_options::fix_v4bx): New method.
5152 (General_options::Fix_v4bx): New enum.
5153 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5154 (General_options::parse_fix_v4bx_interworking): New method.
5156 2010-01-22 Doug Kwan <dougkwan@google.com>
5158 * arm.cc (Arm_exidx_fixup): New class.
5160 2010-01-21 Doug Kwan <dougkwan@google.com>
5162 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5164 (Arm_exidx_section_offset_map): New type.
5166 2010-01-21 Doug Kwan <dougkwan@google.com>
5168 * arm.cc (Arm_exidx_input_section): New class.
5169 (Arm_relobj::exidx_input_section_by_link,
5170 Arm_relobj::exidx_input_section_by_shndx,
5171 Arm_relobj::make_exidx_input_section): New methods.
5172 (read_arm_attributes_section): Remove.
5173 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5174 information about them.
5175 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5178 2010-01-20 Doug Kwan <dougkwan@google.com>
5180 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5181 Input_section_specifier to Section_id.
5182 (Target_arm::new_arm_input_section: Adjust code for change of key
5184 (Target_arm::find_arm_input_section): Ditto.
5185 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5186 (Section_id): Remove.
5187 (Garbage_collection::Section_id_hash): Remove.
5188 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5189 (Section_id): Remove.
5190 (Icf::Section_id_hash): Remove.
5191 * object.h (Section_id, Const_section_id, Section_id_hash,
5192 Const_section_id_hash): New type definitions.
5193 * output.cc (Output_section::add_relaxed_input_section): Change to
5194 use Const_section_id instead of Input_section_specifier as key type.
5195 (Output_section::add_merge_input_section): Ditto.
5196 (Output_section::build_relaxation_map): Change to use Section_id
5197 instead of Input_section_specifier as key type.
5198 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5200 (Output_section::convert_input_sections_to_relaxed_sections): Change
5201 to use Const_section_id instead of Input_section_specifier as key type.
5202 (Output_section::find_merge_section): Ditto.
5203 (Output_section::find_relaxed_input_section): Ditto.
5204 * output.h (Input_section_specifier): Remove class.
5205 (Output_section::Output_section_data_by_input_section_map): Change
5206 key type to Const_section_id.
5207 (Output_section::Output_relaxed_input_section_by_input_section_map):
5209 (Output_section::Relaxation_map): Change key type to Section_id.
5211 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5213 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5214 (class Arm_v4bx_stub): New class.
5215 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5216 (Stub_factory::make_arm_v4bx_stub): New method.
5217 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5218 (Stub_table::empty): Handle v4bx stubs.
5219 (Stub_table::add_arm_v4bx_stub): New method.
5220 (Stub_table::find_arm_v4bx_stub): New method.
5221 (Arm_relocate_functions::v4bx): New method.
5222 (Target_arm::fix_v4bx): New method.
5223 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5224 (Stub_table::relocate_stubs): Likewise.
5225 (Stub_table::do_write): Likewise.
5226 (Stub_table::update_data_size_and_addralign): Likewise.
5227 (Stub_table::finalize_stubs): Likewise.
5228 (Target_arm::Scan::local): Likewise.
5229 (Target_arm::Scan::global): Likewise.
5230 (Target_arm::do_finalize_sections): Likewise.
5231 (Target_arm::Relocate::relocate): Likewise.
5232 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5234 (Target_arm::scan_reloc_for_stub): Likewise.
5235 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5237 2010-01-19 Ian Lance Taylor <iant@google.com>
5239 * output.cc (Output_section_headers::do_sized_write): Write large
5240 segment count to sh_info field.
5241 (Output_file_header::do_sized_write): For large segment count,
5242 write PN_XNUM to e_phnum field.
5244 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5246 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5247 (Arm_relocate_functions::thm_jump8): New function.
5248 (Arm_relocate_functions::thm_jump11): New function.
5249 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5251 (Target_arm::Scan::global): Likewise.
5252 (Target_arm::Relocate::relocate): Likewise.
5253 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5256 2010-01-14 Doug Kwan <dougkwan@google.com>
5258 * arm.cc (map, utility): Include headers.
5259 (Target_arm::apply_cortex_a8_workaround): New method.
5260 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5261 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5262 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5263 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5264 the --[no-]fix-cortex-a8 command line options.
5265 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5266 (Target_arm::relocate_stub): Use addend in instruction template.
5267 * options.h (DEFINE_bool): Set the user-set flag.
5268 (General_options): Add --[no-]-fix-cortex options.
5269 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5270 : Update fast look-up map after conversion.
5272 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5274 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5275 in the first pass of do_layout.
5277 2010-01-13 Doug Kwan <dougkwan@google.com>
5279 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5280 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5281 apparent compiler problem of not folding static constant integral
5282 data members of elfcpp::Elf_sizes<32>.
5284 2010-01-13 Doug Kwan <dougkwan@google.com>
5286 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5287 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5288 Arm_relobj::scan_section_for_cortex_a8_erratum,
5289 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5290 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5291 sections to scan for relocation stubs into a new method
5292 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5293 relocation and Cortex-A8 stub scanning.
5294 (Target_arm::do_relax): Force stubs to be after stubbed sections
5295 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5296 the beginning of a new relaxation pass. Update a comment.
5297 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5299 2010-01-12 Ian Lance Taylor <iant@google.com>
5301 * target-reloc.h (visibility_error): New inline function.
5302 (relocate_section): Call visibility_error.
5303 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5304 (MOSTLYCLEANFILES): Likewise.
5305 (protected_4_pic.o, protected_3.err): New targets.
5306 * testsuite/protected_4.cc: New file.
5308 2010-01-12 Doug Kwan <dougkwan@google.com>
5310 * arm.cc (Cortex_a8_reloc): New class.
5311 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5312 and cortex_a8_relocs_info_.
5313 (Target_arm::fix_cortex_a8): New method definition.
5314 (Target_arm::Cortex_a8_relocs_info): New type.
5315 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5316 New data member declarations.
5317 (Target_arm::scan_reloc_for_stub): Record information about
5318 relocations for THUMB branches that might be exempted from the
5319 Cortex-A8 workaround.
5320 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5321 at the beginning of a relaxation pass.
5323 2010-01-12 Doug Kwan <dougkwan@google.com>
5325 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5326 (Arm_relobj::Mapping_symbol_position,
5327 Arm_reloj::Mapping_symbol_position_less,
5328 Arm_relobj::Mapping_symbols_info): New types.
5329 (Target_arm::is_mapping_symbol_name): New method definition.
5330 (Arm_relobj::do_count_local_symbols): Save information about mapping
5333 2010-01-11 Doug Kwan <dougkwan@google.com>
5335 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5336 Arm_relocate_functions::thumb32_branch_upper,
5337 Arm_relocate_functions::thumb32_branch_lower,
5338 Arm_relocate_functions::thumb32_cond_branch_offset,
5339 Arm_relocate_functions::thumb32_cond_branch_upper,
5340 Arm_relocate_functions::thumb32_cond_branch_lower,
5341 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5342 branch offset encoding.
5343 (Arm_relocate_functions::thumb_branch_common): Use new branch
5344 offset encoding methods to avoid code duplication.
5345 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5346 (Stub_addend_reader::operator()): Use new branch encoding method
5347 to avoid code duplication.
5349 2010-01-11 Doug Kwan <dougkwan@google.com>
5351 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5352 (Target_arm::do_finalize_sections): Define special EXIDX section
5353 symbols only if referenced.
5354 * gc.h (Garbage_collection::add_reference): New method.
5355 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5358 2010-01-11 Ian Lance Taylor <iant@google.com>
5360 * script.cc (Version_script_info::build_expression_list_lookup):
5361 Change complaing about duplicate wildcard match from error to
5364 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5366 (Version_script_info::Version_script_info): Initialize globs_,
5367 default_version_, default_is_global_, and exact_. Don't
5368 initialize globals_ or locals_.
5369 (Version_script_info::build_lookup_tables): Build local symbols
5371 (Version_script_info::unquote): New function.
5372 (Version_script_info::add_exact_match): New function.
5373 (Version_script_info::build_expression_list_lookup): Remove lookup
5374 parameter. Add is_global parameter. Change all callers. Handle
5375 wildcard pattern specially. Unquote pattern. Call
5377 (Version_script_info::get_name_to_match): New function.
5378 (Version_script_info::get_symbol_version): New function.
5379 (Version_script_info::get_symbol_version_helper): Remove.
5380 (Version_script_info::check_unmatched_names): Call unquote.
5381 * script.h (class Version_script_info): Change get_symbol_version
5382 to be non-inline and add is_global parameter; change all callers.
5383 Rewrite symbol_is_local. Update declarations. Define struct
5384 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5385 Remove globals_ and locals_ members. Add exact_, globs_,
5386 default_version_, is_global_.
5387 (Version_script_info::Glob): Remove pattern, add expression and
5388 is_global. Update constructor. Change all callers.
5389 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5391 (Versions::symbol_section_contents): If a symbol is undefined, or
5392 defined in a dynamic object, set the version index to
5394 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5396 (Symbol_table::add_from_pluginobj): Likewise.
5397 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5399 2010-01-11 Doug Kwan <dougkwan@google.com>
5401 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5402 (incremental_dump_LDADD): Add linking option for libintl.
5403 * Makefile.in: Regenerate.
5405 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5408 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5410 * testsuite/Makefile.in: Regenerated.
5412 2010-01-10 Doug Kwan <dougkwan@google.com>
5414 * options.h (DEFINE_var): Use parentheses around argument varname__
5415 in macro body to avoid any unintended subsequent substitutions.
5417 2010-01-10 Ian Lance Taylor <iant@google.com>
5419 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5420 candidates before doing symbol resolution.
5422 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5423 ODR candidates if only one is weak.
5425 2010-01-08 Ian Lance Taylor <iant@google.com>
5427 * script.cc (Version_script_info::build_expression_list_lookup):
5428 Don't warn about ambiguous version, just record the ambiguity.
5429 (Version_script_info::get_symbol_version_helper): Give error if
5430 version is ambiguous.
5432 2010-01-08 Doug Kwan <dougkwan@google.com>
5434 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5435 prev_data_size_ and prev_addralign_. Remove initializer for
5436 deleted data member has_been_changed_.
5437 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5438 to determine if the table is empty.
5439 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5441 (Stub_table::add_reloc_stub): Define method in class definition
5442 instead of just declaring it there.
5443 (Stub_table::add_cortex_a8_stub): New method definition.
5444 (Stub_table::update_data_size_and_addralign): Ditto.
5445 (Stub_table::finalize_stubs): Ditto.
5446 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5447 (Stub_table::do_addralign_): Return address alignment in the
5448 (Stub_table::do_reset_address_and_file_offset): Define method in
5449 class definition instead of declaring it there. Set current data
5450 size to be the data size of the previous pass.
5451 (Stub_table::set_final_data_size): Use current data size as the
5453 (Stub_table::relocate_stub): Change parameter type of stub from
5454 Reloc_stub pointer to Stub pointer.
5455 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5456 (Stub_table::Cortex_a8_stub_list): New typedef.
5457 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5458 Stub_table::prev_addralign_): New data member.
5459 (Arm_relobj::Arm_relobj): Initialize data member
5460 section_has_cortex_a8_workaround_.
5461 (Arm_relobj::section_has_cortex_a8_workaround,
5462 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5464 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5466 (Target_arm::relocate_stub): Change parameter type of stub from
5467 Reloc_stub pointer to Stub pointer.
5468 (Insn_template::size, Insn_template::alignment): Handle
5469 THUMB16_SPECIAL_TYPE.
5470 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5471 Stub_table::update_data_size_and_addralign,
5472 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5474 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5475 (Stub_table::do_write): Ditto.
5476 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5478 2010-01-08 Ian Lance Taylor <iant@google.com>
5481 * symtab.h (class Symbol): Remove fields is_target_special_ and
5482 has_plt_offset_. Add field is_defined_in_discarded_section_.
5483 (Symbol::is_defined_in_discarded_section): New function.
5484 (Symbol::set_is_defined_in_discarded_section): New function.
5485 (Symbol::has_plt_offset): Rewrite.
5486 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5487 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5488 Don't initialize is_target_special_ or has_plt_offset_.
5489 Initialize is_defined_in_discarded_section_.
5490 (Symbol_table::add_from_relobj): If appropriate, set
5491 is_defined_in_discarded_section.
5492 * resolve.cc (Symbol::override_base_with_special): Don't test
5493 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5494 * target-reloc.h (relocate_section): Do special handling for
5495 symbols defined in discarded sections for global symbols as well
5498 2010-01-08 Ian Lance Taylor <iant@google.com>
5500 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5501 the SHT_SYMTAB case.
5503 2010-01-08 Ian Lance Taylor <iant@google.com>
5505 * object.cc (Sized_relobj::do_layout): Don't get confused if
5506 layout_eh_frame returns NULL.
5508 2010-01-08 Ian Lance Taylor <iant@google.com>
5511 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5512 dynamic symbol table, use the normal symbol table.
5513 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5516 2010-01-08 Ian Lance Taylor <iant@google.com>
5519 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5522 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5524 * version.cc (print_version): Change to "Copyright 2010".
5526 2010-01-08 Ian Lance Taylor <iant@google.com>
5530 * i386.cc (class Target_i386): Change return type of plt_section
5532 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5533 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5534 tls_desc_rel_ field.
5535 (Output_data_plt_i386::rel_tls_desc): New function.
5536 (Target_i386::rel_tls_desc_section): New function.
5537 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5538 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5539 R_386_TLS_DESC reloc in rel_tls_desc_section.
5540 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5541 Define struct Tlsdesc_info.
5542 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5543 (Target_x86_64::do_reloc_symbol_index): New function.
5544 (Target_x86_64::add_tlsdesc_info): New function.
5545 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5546 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5548 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5550 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5551 (Target_x86_64::rela_tlsdesc_section): New function.
5552 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5554 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5555 (Target_x86_64::do_reloc_addend): New function.
5556 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5557 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5558 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5559 (Output_reloc::type): New function.
5560 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5561 (Output_reloc::is_target_specific): New function.
5562 (Output_reloc::target_arg): New function.
5563 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5564 absolute relocs and target specific relocs.
5565 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5566 add_target_specific.
5567 (class Output_data_reloc) [SHT_RELA]: Likewise.
5568 * output.cc (Output_reloc::Output_reloc): Add four new versions
5569 for absolute relocs and target specific relocs.
5570 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5571 (Output_reloc::get_symbol_index): Likewise.
5572 (Output_reloc::local_section_offset): Check that local_sym_index_
5573 is not TARGET_CODE or 0.
5574 (Output_reloc::symbol_value): Likewise.
5575 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5577 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5578 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5580 * layout.cc (add_target_dynamic_tags): Use output section for
5581 DT_PLTRELSZ and DT_JMPREL.
5583 2010-01-07 Ian Lance Taylor <iant@google.com>
5586 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5588 (class Output_data_reloc_generic): Define.
5589 (class Output_data_reloc_base): Change base class to
5590 Output_data_reloc_generic. Change add() method to call
5591 bump_relative_reloc_count for a relative reloc. Remove
5593 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5595 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5596 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5598 * layout.h (class Layout): Update declaration.
5600 2010-01-07 Ian Lance Taylor <iant@google.com>
5602 * output.h (class Output_data): Add const version of
5603 output_section and do_output_section.
5604 (class Output_section_data): Add const version of
5606 (class Output_section): Likewise.
5607 * layout.cc (Layout::add_target_dynamic_tags): New function.
5608 * layout.h (class Layout): Update declarations.
5609 * arm.cc (Target_arm::do_finalize_sections): Use
5610 add_target_dynamic_tags.
5611 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5612 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5613 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5614 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5616 2010-01-07 Ian Lance Taylor <iant@google.com>
5619 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5622 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5623 Ian Lance Taylor <iant@google.com>
5626 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5627 Xindex::read_symtab_xindex.
5629 2010-01-07 Doug Kwan <dougkwan@google.com>
5631 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5632 (Insn_template::thumb16_bcond_insn): New method declaration.
5633 (Insn_template): Fix spelling.
5634 (Stub::thumb16_special): New method declaration.
5635 (Stub::do_write): Define virtual method which was previously pure
5637 (Stub::do_thumb16_special): New method declaration.
5638 (Stub::do_fixed_endian_write): New template member.
5639 (Reloc_stub::do_write): Remove.
5640 (Reloc_stub::do_fixed_endian_write): Remove.
5641 (Cortex_a8_stub): New class definition.
5642 (Stub_factory::make_cortex_a8_stub): New method definition.
5643 (Stub_factory::Stub_factory): Add missing static storage class
5644 qualifier for elf32_arm_stub_a8_veneer_blx.
5646 2010-01-07 Ian Lance Taylor <iant@google.com>
5649 * options.h (class General_options): Add --warn-unresolved-symbols
5650 and --error-unresolved-symbols.
5651 * errors.cc (Errors::undefined_symbol): Implement
5652 --warn-unresolved-symbols.
5654 * options.h (class General_options): Add -z text and -z textoff.
5655 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5657 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5659 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5660 (Garbage_collection::cident_sections): New function.
5661 (Garbage_collection::add_cident_section): New function.
5662 (Garbage_collection::cident_sections_): New member.
5663 (gc_process_relocs): Add references to sections whose names are C
5665 * gold.h (cident_section_start_prefix): New constant.
5666 (cident_section_stop_prefix): New constant.
5667 (is_cident): New function.
5668 * layout.cc (Layout::define_section_symbols): Replace string constants
5669 with the newly defined constants.
5670 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5672 * testsuite/Makefile.am: Add gc_orphan_section_test.
5673 * testsuite/Makefile.in: Regenerate.
5674 * testsuite/gc_orphan_section_test.cc: New file.
5675 * testsuite/gc_orphan_section_test.sh: New file.
5677 2010-01-06 Ian Lance Taylor <iant@google.com>
5680 * options.h (class General_options): Add --warn-shared-textrel.
5681 * layout.cc (Layout::finish_dynamic_section): Implement
5682 --warn-shared-textrel.
5685 * options.h (class General_options): Add --warn-multiple-gp.
5687 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5689 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5690 $(THREADSLIB) and $(LIBDL).
5691 * Makefile.in: Rebuild.
5693 2010-01-06 Ian Lance Taylor <iant@google.com>
5696 * options.cc (General_options::parse_section_start): New function.
5697 (General_options::section_start): New function.
5698 (General_options::General_options): Initialize all members.
5699 * options.h: Include <map>
5700 (class General_options): Add --section-start. Add section_starts_
5702 * layout.cc (Layout::attach_allocated_section_to_segment): If
5703 --section-start was used, set the address of the segment. Remove
5704 local sort_sections.
5705 (Layout::relaxation_loop_body): If the address of the load segment
5706 has been set by --section-start, don't use it.
5707 * output.h (Output_segment::update_flags_for_output_section): New
5709 * output.cc (Output_segment::add_output_section): Call
5710 update_flags_for_output_section.
5712 2010-01-05 Ian Lance Taylor <iant@google.com>
5715 * options.h (class General_options): Add --undefined-version.
5716 * script.cc (struct Version_expression): Add was_matched_by_symbol
5718 (Version_script_info::matched_symbol): New function.
5719 (Version_script_info::get_symbol_version_helper): Call
5721 (Version_script_info::check_unmatched_names): New function.
5722 * script.h (class Version_script_info): Update declarations.
5723 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5725 * options.h (class General_options): Use DEFINE_bool_alias for
5726 allow_multiple_definition.
5727 * resolve.cc (Symbol_table::should_override): Don't test
5728 allow_multiple_definition.
5731 * options.h (class General_options): Add --cref.
5732 * main.cc (main): Print cref table if --cref. Don't close mapfile
5733 until after printing cref table.
5734 * cref.cc: Include "symtab.h".
5735 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5736 (Cref_table_compare::operator()): New function.
5737 (Cref_inputs::gather_cref): New function.
5738 (filecol): New static const.
5739 (Cref_inputs::print_cref): New function.
5740 (Cref::print_cref): New function.
5741 * cref.h: Include <cstdio>.
5742 (class Cref): Update declarations.
5743 * mapfile.h (Mapfile::file): New function.
5744 * object.h (class Object): Define Symbols. Declare virtual
5745 do_get_global_symbols.
5746 (Object::get_global_symbols): New function.
5747 * object.cc (Input_objects::add_object): Pass object to cref_ if
5749 (Input_objects::archive_start): Likewise.
5750 (Input_objects::archive_stop): Likewise.
5751 (Input_objects::print_cref): New function.
5752 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5753 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5755 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5757 * plugin.h (class Sized_pluginobj): Update declarations.
5759 2010-01-05 Ian Lance Taylor <iant@google.com>
5761 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5762 to is_default_version. Rename insdef to insdefault.
5763 (Symbol_table::add_from_relobj): Rename def to is_default_version
5764 and local to is_forced_local.
5765 (Symbol_table::add_from_pluginobj): Likewise.
5766 (Symbol_table::add_from_dynobj): Likewise.
5767 (Symbol_table::define_special_symbol): Rename insdef to
5770 2010-01-04 Ian Lance Taylor <iant@google.com>
5773 * options.h (class General_options): Add
5774 --allow-multiple-definition and -z muldefs.
5775 * resolve.cc (Symbol_table::should_override): Don't warn about a
5776 multiple symbol definition if --allow-multiple-definition or -z
5780 * options.h (class General_options): Add --add-needed and
5781 --copy-dt-needed-entries. Tweak --as-needed help entry.
5782 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5783 error if --copy-dt-needed-entries aka --add-needed is used and
5784 would cause a change in behaviour.
5787 * options.h (class General_options): Add -G as a short version of
5788 --shared. Add no-op options -assert, -g, and -i.
5790 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5792 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5793 check for .text or .gnu.linkonce.t sections.
5794 * icf.cc (Icf::find_identical_sections): Ditto.
5795 Change the detection for mangled function name within the section
5797 * icf.h (is_section_foldable_candidate): New function.
5799 2009-12-30 Ian Lance Taylor <iant@google.com>
5802 * options.h (class General_options): Permit two dashes with
5803 --retain-symbols-file.
5805 2009-12-30 Ian Lance Taylor <iant@google.com>
5808 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
5809 don't put the file header and segment headers in the text
5813 * common.cc (Sort_commons::operator()): Stabilize sort when both
5815 (Symbol_table::do_allocate_commons_list): When allocating common
5816 symbols, skip a symbol which is no longer common.
5817 * symtab.h (Symbol::is_common): Test whether the symbol comes from
5818 an object before checking its type.
5819 * testsuite/common_test_2.c: New file.
5820 * testsuite/common_test_3.c: New file.
5821 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
5822 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
5823 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
5824 (common_test_2_pic.o, common_test_2.so): New targets.
5825 (common_test_3_pic.o, common_test_3.so): New targets.
5826 * testsuite/Makefile.in: Rebuild.
5829 * script.cc (read_input_script): If we see a new SECTIONS clause,
5830 and we have added an input section, give an error.
5831 * layout.h (class Layout): Add have_added_input_section function.
5832 Add have_added_input_section_ field.
5833 * layout.cc (Layout::Layout): Initialize
5834 have_added_input_section_.
5835 (Layout::layout): Set have_added_input_section_.
5836 (Layout::layout_eh_frame): Likewise.
5838 2009-12-30 Ian Lance Taylor <iant@google.com>
5841 * options.h (class General_options): Add --sort-common option.
5842 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
5843 * common.cc (Sort_common): Add sort_order parameter to
5844 constructor. Add sort_order_ field.
5845 (Sort_commons::operator): Check sort_order_.
5846 (Symbol_table::allocate_commons): Determine the sort order.
5847 (Symbol_table::do_allocate_commons): Add sort_order parameter.
5849 (Symbol_table::do_allocate_commons_list): Likewise.
5851 2009-12-30 Ian Lance Taylor <iant@google.com>
5854 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
5855 symbols from this object, don't change the visibility of an
5857 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
5859 2009-12-30 Ian Lance Taylor <iant@google.com>
5862 * script.h (class Version_script_info): Define Language enum.
5863 Update declarations. Define Glob, Exact, and Lookup types. Add
5864 new fields globals_, locals_, and is_finalized_.
5865 * script.cc: Various formatting fixes.
5866 (class Parser_closure): Change language_stack_ from a vector of
5867 std::string to one of Version_script_info::Language. Adjust all
5869 (class Lazy_demangler): Remove.
5870 (struct Version_expression): Change language from std::string to
5871 Version_script_info::Language.
5872 (Version_script_info::Version_script_info): New function.
5873 (Version_script_info::~Version_script_info): Don't call clear.
5874 (Version_script_info::finalize): New function.
5875 (Version_script_info::build_lookup_tables): New function.
5876 (Version_script_info::build_expression_list_lookup): New
5878 (Version_script_info::get_symbol_version_helper): Rewrite to use
5880 (Version_script_info::print_expression_list): Adjust to use
5881 Version_script_info::Language.
5882 (script_push_lex_into_version_mode): Check that the version script
5883 has not been finalized.
5884 (version_script_push_lang): Change language string to
5885 Version_script_info::Language.
5886 * options.cc (Command_line::version_script): New function.
5887 * options.h (class General_options): Add finalize_dynamic_list
5888 function. Change version_script from declaration to definition.
5889 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
5890 * testsuite/version_script.map: Remove duplicate def of foo.
5891 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
5893 * testsuite/Makefile.in: Rebuild.
5895 2009-12-30 Ian Lance Taylor <iant@google.com>
5898 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
5899 if the input symbol index is 0, make the output symbol index 0.
5901 2009-12-30 Ian Lance Taylor <iant@google.com>
5904 * options.h (class General_options): Add -x/--discard-all.
5905 * object.cc (Sized_relobj::do_count_local_symbols): Handle
5906 --discard-all. If the local symbol needs a dynamic entry, check
5907 that before handling --discard-locals.
5909 2009-12-30 Ian Lance Taylor <iant@google.com>
5912 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
5914 (Output_segment::add_output_section): Don't change the flags if
5918 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
5919 GNU hash table if they need a dynamic value. Otherwise, don't add
5920 them if they are defined in a dynamic object or are forced local.
5922 2009-12-29 Ian Lance Taylor <iant@google.com>
5925 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
5926 .gnu.hash table for a 32-bit target.
5929 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
5930 regular and a dynamic object only needs a dynamic symbol table
5931 entry if it is externally visible.
5934 * i386.cc (class Target_i386): Initialize global_offset_table_ in
5935 constructor. Add global_offset_table_ field.
5936 (Target_i386::got_section): Set global_offset_table_.
5937 (Target_i386::do_finalize_sections): Set global_offset_table_
5939 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
5940 in constructor. Add global_offset_table_ field.
5941 (Target_x86_64::got_section): Set global_offset_table_.
5942 (Target_x86_64::do_finalize_sections): Set global_offset_table_
5945 * layout.cc (Layout::Layout): Initialize increase_relro_.
5946 (Layout::get_output_section): Add is_relro, is_last_relro, and
5947 is_first_non_relro parameters. Change all callers.
5948 (Layout::choose_output_section): Likewise.
5949 (Layout::add_output_section_data): Likewise.
5950 (Layout::make_output_section): Likewise.
5951 (Layout::set_segment_offsets): Clear increase_relro when using a
5953 * layout.h (class Layout): Add increase_relro method. Add
5954 increase_relro_ field. Update declarations.
5955 * output.cc (Output_section::Output_section): Initialize
5956 is_last_relro_ and is_first_non_relro_.
5957 (Output_segment::add_output_section): Group relro sections is
5958 do_sort is true. Handle is_last_relro and is_first_non_relro.
5959 (Output_segment::maximum_alignment): Remove relro handling.
5960 (Output_segment::set_section_addresses): Add increase_relro
5961 parameter. Change all callers. Add initial alignment to align
5962 relro sections on separate page. Remove old relro handling.
5963 (Output_segment::set_section_list_addresses): Remove in_relro
5964 parameter. Change all callers.
5965 (Output_segment::set_offset): Add increase parameter. Change all
5966 callers. Remove old relro handling.
5967 * output.h (class Output_section): Add new methods: is_last_relro,
5968 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
5969 Add is_last_relro_ and is_first_non_relro_ fields.
5970 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
5971 Create separate .got.plt section. Call increase_relro.
5972 * x86_64.cc (Target_x86_64::got_section): Likewise.
5973 * testsuite/relro_script_test.t: Add .got.plt.
5976 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
5977 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
5978 (Layout::finalize): Call set_dynamic_symbol_size.
5979 (Layout::set_dynamic_symbol_size): New function.
5980 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
5981 set_dynamic_symbol_size.
5984 * output.h (class Output_section): Add is_entsize_zero_ field.
5985 * output.cc (Output_section::Output_section): Initialize
5987 (Output_section::set_entsize): If two different entsizes are
5988 requested, force it to zero.
5989 (Output_section::add_input_section): Set flags for .debug_str
5990 before updating section flags. Set entsize.
5991 (Output_section::update_flags_for_input_section): Set SHF_MERGE
5992 and SHF_STRING if all input sections have those flags.
5994 2009-12-29 Rafael Espindola <espindola@google.com>
5996 * main.cc (main): Fix the sys time reporting.
5997 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6000 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6002 * options.cc (General_options::parse_version): Allow -v to exit
6003 without an error if there is nothing to link.
6005 2009-12-29 Ian Lance Taylor <iant@google.com>
6007 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6008 using a version of gcc before 4.1.
6009 * configure: Rebuild.
6011 2009-12-28 Chris Demetriou <cgd@google.com>
6013 * attributes.cc (Output_attributes_section_data::do_write): Use
6014 std::vector::front rather than std::vector::data.
6016 2009-12-28 Ian Lance Taylor <iant@google.com>
6018 * symtab.h (class Symbol_table): Add enum Defined.
6019 * resolve.cc (Symbol_table::should_override): Add defined
6020 parameter. Change all callers. Test whether object is NULL
6021 before calling a method on it.
6022 (Symbol_table::report_resolve_problem): Add defined parameter.
6024 (Symbol_table::should_override_with_special): Likewise.
6025 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6026 parameter. Change all callers.
6027 (Symbol_table::do_define_in_output_data): Likewise.
6028 (Symbol_table::define_in_output_segment): Likewise.
6029 (Symbol_table::do_define_in_output_segment): Likewise.
6030 (Symbol_table::define_as_constant): Likewise.
6031 (Symbol_table::do_define_as_constant): Likewise.
6032 * script.h (class Symbol_assignment): Add is_defsym parameter to
6033 constructor; change all callers.
6034 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6035 parameter. Change all callers. Add is_defsym_ field.
6036 (class Parser_closure): Add parsing_defsym parameter to
6037 constructor; change all callers. Add parsing_defsym accessor
6038 function. Add parsing_defsym_ field.
6040 2009-12-28 Ian Lance Taylor <iant@google.com>
6042 * gold.cc (queue_middle_tasks): Fix formatting.
6043 * object.cc (Relobj::is_section_name_included): Likewise.
6045 2009-12-23 Ian Lance Taylor <iant@google.com>
6047 * i386.cc (Target_i386::do_calls_non_split): Recognize
6048 -fsplit-stack prologue for a function with a static chain.
6049 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6050 -fsplit-stack prologue when using %r11.
6052 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6054 * options.cc (General_options::parse_version): Make -v continue and do
6055 the link like GNU ld does.
6057 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6059 * Makefile.am (CCFILES): Add timer.cc.
6060 (HFILES): Add timer.h.
6061 * configure.ac: Check for sysconf and times.
6062 * main.cc: include timer.h.
6063 (main): Use Timer instead of get_run_time.
6066 * workqueue.cc: include timer.h.
6067 (Workqueue::find_and_run_task):
6068 Report user, sys and wall time.
6069 * Makefile.in: Regenerate.
6070 * config.in: Regenerate.
6071 * configure: Regenerate.
6073 2009-12-16 Doug Kwan <dougkwan@google.com>
6075 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6077 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6078 relaxed input sections.
6079 * output.cc (Output_section::find_relaxed_input_section): Change
6080 return type to Output_relaxed_input_section pointer. Adjust code
6081 for new type of relaxed_input_section_map_.
6082 * output.h (Output_section::find_relaxed_input_section): Change
6083 return type to Output_relaxed_input_section pointer.
6084 (Output_section::Output_relaxed_input_section_by_input_section_map):
6086 (Output_section::relaxed_input_section_map_): Change type to
6087 Output_section::Output_relaxed_input_section_by_input_section_map.
6088 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6091 2009-12-15 Ian Lance Taylor <iant@google.com>
6093 * layout.cc (Layout::create_shstrtab): Only write out after input
6094 sections if we are compressing debug sections.
6096 2009-12-15 Ian Lance Taylor <iant@google.com>
6098 * archive.cc (Archive::add_symbols): Only look up a symbol without
6099 a version if there is, in fact, a version.
6101 2009-12-14 Ian Lance Taylor <iant@google.com>
6103 Revert -Wshadow changes, all changes from:
6104 2009-12-11 Doug Kwan <dougkwan@google.com>
6105 2009-12-11 Nick Clifton <nickc@redhat.com>
6106 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6108 2009-12-11 Doug Kwan <dougkwan@google.com>
6110 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6112 * attributes.cc (Object_attribute::size): Ditto.
6113 (Attributes_section_data::size): Ditto.
6114 (Attributes_section_data::Attributes_section_data): Ditto.
6115 (Output_attributes_section_data::do_write): Ditto.
6116 * attributes.h (Object_attribute::set_type): Ditto.
6117 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6119 2009-12-11 Nick Clifton <nickc@redhat.com>
6121 * archive.cc: Fix shadowed variable warnings.
6123 * compressed_output.cc: Likewise.
6124 * compressed_output.h: Likewise.
6125 * configure: Likewise.
6126 * dwarf_reader.cc: Likewise.
6127 * dynobj.cc: Likewise.
6128 * dynobj.h: Likewise.
6129 * ehframe.cc: Likewise.
6130 * ehframe.h: Likewise.
6131 * errors.cc: Likewise.
6132 * expression.cc: Likewise.
6133 * fileread.cc: Likewise.
6134 * fileread.h: Likewise.
6135 * freebsd.h: Likewise.
6136 * i386.cc: Likewise.
6138 * incremental.h: Likewise.
6139 * layout.cc: Likewise.
6140 * layout.h: Likewise.
6141 * mapfile.cc: Likewise.
6142 * merge.cc: Likewise.
6143 * merge.h: Likewise.
6144 * object.cc: Likewise.
6145 * object.h: Likewise.
6146 * options.h: Likewise.
6147 * output.cc: Likewise.
6148 * output.h: Likewise.
6149 * parameters.cc: Likewise.
6150 * plugin.cc: Likewise.
6151 * powerpc.cc: Likewise.
6152 * reduced_debug_output.cc: Likewise.
6153 * reduced_debug_output.h: Likewise.
6154 * reloc.cc: Likewise.
6155 * reloc.h: Likewise.
6156 * resolve.cc: Likewise.
6157 * script-sections.cc: Likewise.
6158 * script.cc: Likewise.
6159 * script.h: Likewise.
6160 * sparc.cc: Likewise.
6161 * symtab.cc: Likewise.
6162 * symtab.h: Likewise.
6163 * target-select.cc: Likewise.
6164 * target-select.h: Likewise.
6165 * token.h: Likewise.
6166 * workqueue.cc: Likewise.
6167 * workqueue.h: Likewise.
6168 * x86_64.cc: Likewise.
6170 2009-12-10 Doug Kwan <dougkwan@google.com>
6172 * arm.cc (attributes.h): New include.
6173 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6174 (Arm_relobj::~Arm_relobj): Delete object pointed by
6175 attributes_section_data_.
6176 (Arm_relobj::attributes_section_data): New method definition.
6177 (Arm_relobj::attributes_section_data_): New data member declaration.
6178 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6179 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6180 attributes_section_data_.
6181 (Arm_dynobj::attributes_section_data): New method definition.
6182 (Arm_dynobj::attributes_section_data_): New data member declaration.
6183 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6184 initialization value of may_use_blx_ to false.
6185 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6186 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6187 object attributes to compute results instead of hard-coding.
6188 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6189 Target_arm::get_secondary_compatible_arch,
6190 Target_arm::set_secondary_compatible_arch
6191 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6192 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6193 New method declarations.
6194 (Target_arm::get_aeabi_object_attribute): New method definition.
6195 (Target_arm::attributes_section_data_): New data member declaration.
6196 (read_arm_attributes_section): New template definition.
6197 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6198 (Arm_dynobj::do_read_symbols): Ditto.
6199 (Target_arm::do_finalize_sections): Merge attributes sections from
6200 input. Check for BLX use after attributes section merging.
6201 Fix __exidx_start and __exidx_end visibility. Create an
6202 .ARM.attributes section if necessary.
6203 (Target_arm::get_secondary_compatible_arch,
6204 Target_arm::set_secondary_compatible_arch,
6205 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6206 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6207 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6208 New method definitions.
6210 2009-12-09 Ian Lance Taylor <iant@google.com>
6212 * plugin.cc (Plugin::load): Don't cast from void* to a function
6215 2009-12-09 Ian Lance Taylor <iant@google.com>
6217 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6220 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6222 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6223 Replace two_file_shared_1.so with two_file_shared_2.so.
6224 * testsuite/Makefile.in: Regenerated.
6226 2009-12-08 Doug Kwan <dougkwan@google.com>
6228 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6229 (HFILES): Add attributes.h and int_encoding.h.
6230 * Makefile.in: Regenerate.
6231 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6232 function definitions to int_encoding.cc
6233 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6234 prototypes to int_encoding.h
6235 * reduced_debug_output.cc (int_encoding.h): New include.
6236 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6237 function definitions to int_encoding.cc
6238 (insert_into_vector, read_from_pointer): Move template definitions to
6240 * attributes.cc: New file.
6241 * attributes.h: New file.
6242 * int_encoding.cc: New file.
6243 * int_encoding.h: New file.
6245 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6248 * incremental-dump.cc (dump_incremental_inputs): New.
6249 (main): Use dump_incremental_inputs.
6251 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6254 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6255 checking elfcpp::STT_FUNC.
6256 (Target_i386::Relocate::relocate): Likewise.
6257 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6259 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6260 symbols from shared libraries into normal FUNC symbols.
6262 * symtab.h (Symbol): Add is_func and use it.
6264 2009-12-05 Doug Kwan <dougkwan@google.com>
6266 * arm.cc (Target_arm::arm_info): Initialize new fields
6267 attributes_section and attributes_vendor.
6268 * i386.cc (Target_i386::i386_info): Same.
6269 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6270 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6271 fields attributes_section and attributes_vendor.
6272 * sparc.cc (Target_sparc::sparc_info): Same.
6273 * target.h (Target::attributes_section, Target::attributes_vendor,
6274 Target::is_attributes_section, Target::attribute_arg_type,
6275 Target::attributes_order): New method definitions.
6276 (Target::Target_info::attributes_section,
6277 Target::Target_info::attributes_vendor): New fields.
6278 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6279 virtual method definitions.
6280 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6281 attributes_section and attributes_vendor.
6282 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6284 2009-12-05 Doug Kwan <dougkwan@google.com>
6286 * arm.cc: Update comments about interworking and stub generation.
6287 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6288 considered as non-PIC.
6289 (Arm_relocate_functions::base_abs): Fix formatting.
6290 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6291 of function to use GOT entry address instead of offset.
6292 (Target_arm::Scan::global): Issue an error if a symbol would need a
6293 PLT does not get one because it is untyped. Remove code to create
6294 dynamic symbols for relative branches.
6295 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6296 takes unsigned integer instead of boolean.
6298 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6300 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6301 (two_file_test_LDADD): Likewise.
6302 (common_test_1_LDADD): Likewise.
6303 (exception_test_LDADD) Likewise.
6304 (weak_test_LDADD): Likewise.
6305 (many_sections_test_LDADD): Likewise.
6306 (initpri1_LDADD): Likewise.
6307 (script_test_1_LDADD): Likewise.
6308 (script_test_2_LDADD): Likewise.
6309 (justsyms_LDADD): Likewise.
6310 (binary_test_LDADD): Likewise.
6311 (large_LDADD): Likewise.
6312 * testsuite/Makefile.in: Regenerated.
6314 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6316 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6317 (Symbol_table::override_with_special): Likewise.
6318 (Symbol_table::add_from_object): Likewise.
6320 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6322 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6323 Don't set the data_offset twice.
6325 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6327 * testsuite/Makefile.in: Regenerate.
6329 2009-12-03 Doug Kwan <dougkwan@google.com>
6331 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6332 (Target_arm::do_finalize_sections): Add parameter for symbol table
6333 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6334 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6335 parameter for symbol table pointer.
6336 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6337 an additional parameter for a pointer to symbol table.
6338 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6339 parameter for a symbol table pointer.
6340 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6341 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6343 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6344 parameter for a symbol table pointer.
6346 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6348 * incremental.cc (Incremental_inputs_header)
6349 (Incremental_inputs_header_write, Incremental_inputs_entry)
6350 (Incremental_inputs_entry_write): Move ...
6351 * incremental.h (Incremental_inputs_header)
6352 (Incremental_inputs_header_write, Incremental_inputs_entry)
6353 (Incremental_inputs_entry_write): here.
6355 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6357 * incremental.cc (make_sized_incremental_binary): Set the target.
6358 Error if it is incompatible.
6359 * output.h (Output_file): Add filename method.
6361 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6363 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6364 from the get_* methods.
6366 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6368 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6369 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6370 Write 0 for the data_offset of scripts.
6372 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6374 * testsuite/Makefile.am: Add the incremental_test.sh test.
6375 * testsuite/incremental_test.sh: New.
6376 * testsuite/incremental_test_1.c: New.
6377 * testsuite/incremental_test_2.c: New.
6379 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6381 * incremental-dump.cc (main): Fix typos.
6383 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6386 * incremental-dump.cc (main): Use llu to print 64 bit values.
6388 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6389 H.J. Lu <hongjiu.lu@intel.com>
6391 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6393 (incremental_dump_LDADD): Likewise.
6394 * Makefile.in: Regenerated.
6396 2009-11-25 Doug Kwan <dougkwan@google.com>
6400 2009-11-25 Doug Kwan <dougkwan@google.com>
6402 * arm.cc (Target_arm::Target_arm): Move method definition
6403 outside of class definition. Add code to handle
6404 --target1-rel, --target1-abs and --target2= options.
6405 (Target_arm::get_reloc_reloc_type): Change method to be
6406 non-static and const.
6407 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6408 New data member declaration.
6409 (Target_arm::Scan::local, Target_arm::Scan::global,
6410 Target_arm::Relocate::relocate,
6411 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6412 Adjust call to Target_arm::get_real_reloc_type.
6413 (Target_arm::get_real_reloc_type): Use command line options
6414 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6415 * options.h (--target1-rel, --target1-abs, --target2): New
6418 2009-11-25 Doug Kwan <dougkwan@google.com>
6420 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6421 class definition. Add code to handle --target1-rel, --target1-abs
6422 and --target2= options.
6423 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6425 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6427 (Target_arm::Scan::local, Target_arm::Scan::global,
6428 Target_arm::Relocate::relocate,
6429 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6430 call to Target_arm::get_real_reloc_type.
6431 (Target_arm::get_real_reloc_type): Use command line options to
6432 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6433 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6436 2009-11-25 Doug Kwan <dougkwan@google.com>
6438 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6439 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6440 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6442 (Arm_relocate_functions::thm_call): Replace body with a call to
6443 Arm_relocate_functions::thumb_branch_common.
6444 (Arm_relocate_functions::thm_jump24,
6445 Arm_relocate_functions::thm_xpc22): New method definitions.
6446 (Arm_relocate_functions::thumb_branch_common): New method definition.
6447 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6449 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6450 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6452 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6454 * Makefile.am: Build incremental-dump
6455 * Makefile.in: Regenerate.
6456 * incremental-dump.cc: New.
6457 * incremental.cc (Incremental_inputs_header_data,
6458 Incremental_inputs_entry_data): Move to incremental.h
6459 * incremental.h: (Incremental_inputs_header_data,
6460 Incremental_inputs_entry_data): Move from incremental.cc
6462 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6464 * incremental.cc (Incremental_inputs_header,
6465 Incremental_inputs_header_write, Incremental_inputs_entry,
6466 Incremental_inputs_entry_write): Add a typedef with the data type.
6468 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6470 * incremental.cc (Incremental_inputs_header,
6471 Incremental_inputs_header_write, Incremental_inputs_entry,
6472 Incremental_inputs_entry_write): Update comment about which
6473 type has the filed descriptions.
6475 2009-11-15 Doug Kwan <dougkwan@google.com>
6477 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6478 (Arm_relocate_functions::arm_branch_common): Change method defintion
6479 in class definition to a method declaration and update list of formal
6481 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6482 Arm_relocation_functions::jump24): Adjust call to
6483 Arm_relocate_functions::arm_branch_common. Update list of formal
6485 (Arm_relocate_functions::xpc25): New method definition.
6486 (Arm_relocate_functions::arm_branch_common): Move method defintion
6487 out from class definition. Use stubs for mode-switching and extending
6489 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6490 specially. Change code to enable use of stubs in ARM branches.
6492 2009-11-10 Doug Kwan <dougkwan@google.com>
6494 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6495 in method declaration.
6496 (Target_arm::relocate_stub): New method declaration.
6497 (Target_arm::default_target): Change to return a pointer instead of
6499 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6500 Target_arm::default_target.
6501 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6503 (Target_arm::relocate_section): Adjust view.
6504 (Target_arm::relocate_stub): New method definition.
6506 2009-11-10 Doug Kwan <dougkwan@google.com>
6508 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6510 * incremental.cc (open_incremental_binary): Initialized local
6511 variables to avoid warnings.
6512 * object.cc (make_elf_object): Ditto.
6513 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6516 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6519 * testsuite/plugin_test.c: Include "config.h".
6521 2009-11-09 Doug Kwan <dougkwan@google.com>
6523 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6524 (arm_symbol_value): Remove.
6525 (Arm_relocate_functions::arm_branch_common,
6526 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6527 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6528 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6529 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6530 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6531 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6532 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6533 Arm_relocate_functions::thm_mobw_abs_nc,
6534 Arm_relocate_functions::thm_mov_abs,
6535 Arm_relocate_functions::movw_prel_nc,
6536 Arm_relocate_functions::thm_movt_abs,
6537 Arm_relocate_functions::movt_prel,
6538 Arm_relocate_functions::thm_movw_prel_nc,
6539 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6540 (Target_arm::Relocate::relocate): Only decompose address into two
6541 parts if relocation type uses the thumb-bit and pass the actual
6542 bit instead of a flag indicating that the thumb-bit is used. Adjust
6543 calls to methods in Arm_relocate_functions for this change.
6545 2009-11-08 Ian Lance Taylor <iant@google.com>
6548 * reloc.cc: Instantiate
6549 Sized_relobj::initialize_input_to_output_maps and
6550 Sized_relobj:free_input_to_output_maps.
6552 2009-11-06 Ian Lance Taylor <iant@google.com>
6555 * defstd.cc (in_segment): Set only_if_ref true for "end".
6557 2009-11-06 Doug Kwan <dougkwan@google.com>
6559 * arm.cc (class Reloc_stub): Correct a comment.
6560 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6561 (Target_arm::scan_section_for_stubs): New method declaration.
6562 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6563 Change methods from private to protected.
6564 (Target_arm::do_may_relax): New method definition.
6565 (Target_arm::do_relax, Target_arm::group_sections,
6566 Target_arm::scan_reloc_for_stub,
6567 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6568 (Target_arm::arm_input_section_map_): New data member declaration.
6569 (Target_arm::scan_reloc_for_stub,
6570 Target_arm::scan_reloc_section_for_stubs,
6571 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6572 Target_arm::do_relax): New method definitions.
6574 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6576 * configure.ac: Check for (struct stat)::st_mtim
6577 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6578 * config.in: Regenerate.
6579 * configure: Regenerate.
6581 2009-11-05 Ian Lance Taylor <iant@google.com>
6584 * output.cc (Output_segment::add_output_section): Add missing
6587 2009-11-04 Ian Lance Taylor <iant@google.com>
6590 * object.h (class Object): Add is_needed and set_is_needed
6591 methods. Add is_needed_ field. Make bool fields into bitfields.
6592 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6593 defined in a dynamic object and referenced by a regular object,
6594 set is_needed for the dynamic object.
6595 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6596 if the file is marked with as_needed and it is not needed.
6598 2009-11-04 Ian Lance Taylor <iant@google.com>
6601 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6602 tags if data is discarded by linker script.
6603 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6604 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6605 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6606 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6608 2009-11-04 Ian Lance Taylor <iant@google.com>
6610 * layout.cc (Layout::get_output_section): Add is_interp and
6611 is_dynamic_linker_section parameters. Change all callers.
6612 (Layout::choose_output_section): Likewise.
6613 (Layout::make_output_section): Likewise.
6614 (Layout::add_output_section_data): Add is_dynamic_linker_section
6615 parameter. Change all callers.
6616 * layout.h (class Layout): Update declarations.
6617 * output.h (class Output_section): Add is_interp, set_is_interp,
6618 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6619 Add is_interp_, is_dynamic_linker_section_ fields. Change
6620 generate_code_fills_at_write_ to a bitfield.
6621 * output.cc (Output_section::Output_sections): Initialize new
6623 (Output_segment::add_output_section): Add do_sort parameter.
6626 2009-11-03 Ian Lance Taylor <iant@google.com>
6629 * options.h (class General_options): Add --warn-common.
6630 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6631 merging two common symbols.
6632 (Symbol_table::should_override): Handle --warn-common when merging
6633 a common symbol with a defined symbol. Use report_resolve_problem
6634 for multiple definitions.
6635 (Symbol_table::report_resolve_problem): New function.
6636 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6638 2009-11-03 Doug Kwan <dougkwan@google.com>
6640 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6642 (Target_arm::stub_factory): New method definition.
6643 (Target_arm::new_arm_input_section,
6644 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6645 Target_arm::reloc_uses_thumb_bit): New method declarations.
6646 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6647 New type definitions.
6648 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6649 member declarations.
6650 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6651 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6652 New method definitions.
6654 2009-11-03 Ian Lance Taylor <iant@google.com>
6656 * options.h (class General_options): Add --warn_constructors.
6658 2009-11-03 Ian Lance Taylor <iant@google.com>
6661 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6662 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6664 2009-11-03 Ian Lance Taylor <iant@google.com>
6667 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6668 --msgid-bugs-address.
6669 (install-pdf): New target.
6670 (install-data_yes): Look up one directory to find mkinstalldirs.
6672 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6674 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6677 2009-10-30 Doug Kwan <dougkwan@google.com>
6679 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6681 2009-10-30 Doug Kwan <dougkwan@google.com>
6683 * arm.cc (Stub_addend_reader): New struct template definition
6684 and partial specializations.
6685 (Stub_addend_reader::operator()): New method definition for a
6686 partially specialized template.
6688 2009-10-30 Doug Kwan <dougkwan@google.com>
6690 * arm.cc (Arm_relobj::processor_specific_flags): New method
6692 (Arm_relobj::do_read_symbols): New method declaration.
6693 (Arm_relobj::processor_specific_flags_): New data member declaration.
6694 (Arm_dynobj): New class definition.
6695 (Target_arm::do_finalize_sections): Add input_objects parameter.
6696 (Target_arm::do_adjust_elf_header): New method declaration.
6697 (Target_arm::are_eabi_versions_compatible,
6698 (Target_arm::merge_processor_specific_flags): New method declaration.
6699 (Target_arm::do_make_elf_object): New overloaded method definitions
6701 (Arm_relobj::do_read_symbols): New method definition.
6702 (Arm_dynobj::do_read_symbols): Ditto.
6703 (Target_arm::do_finalize_sections): Add input_objects parameters.
6704 Merge processor-specific flags from all input objects.
6705 (Target_arm::are_eabi_versions_compatible,
6706 Target_arm::merge_processor_specific_flags,
6707 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6708 New method definitions.
6709 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6710 Input_objects pointer type parameter.
6711 * layout.cc (Layout::finalize): Pass input objects to target's.
6712 finalize_sections function.
6713 * output.cc (Output_file_header::do_sized_write): Set ELF file
6714 header's processor-specific flags.
6715 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6716 Input_objects pointer type parameter.
6717 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6718 * target.h (Input_objects): New forward class declaration.
6719 (Target::processor_specific_flags,
6720 Target::are_processor_specific_flags_sect): New method definitions.
6721 (Target::finalize_sections): Add input_objects parameter.
6722 (Target::Target): Initialize processor_specific_flags_ and
6723 are_processor_specific_flags_set_.
6724 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6726 (Target::set_processor_specific_flags): New method definition.
6727 (Target::processor_specific_flags_,
6728 Target::are_processor_specific_flags_set_): New data member
6730 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6731 Input_objects pointer type parameter.
6733 2009-10-30 Doug Kwan <dougkwan@google.com>
6735 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6737 2009-10-28 Ian Lance Taylor <iant@google.com>
6739 * object.h (class Relobj): Drop options parameter from
6740 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6741 do_scan_relocs, do_relocate. Change all callers.
6742 (class Sized_relobj): Drop options parameters from
6743 do_gc_process_relocs, do_scan_relocs, do_relocate,
6744 do_relocate_sections, relocate_sections, emit_relocs_scan,
6745 emit_relocs_scan_reltype. Change all callers.
6746 (struct Relocate_info): Remove options field and all references to
6748 * reloc.h (class Read_relocs): Remove options constructor
6749 parameter and options_ field. Change all callers.
6750 (class Gc_process_relocs, class Scan_relocs): Likewise.
6751 (class Relocate_task): Likewise.
6752 * target-reloc.h (scan_relocs): Remove options parameter. Change
6754 (scan_relocatable_relocs): Likewise.
6755 * target.h (class Sized_target): Remove options parameter from
6756 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6758 * gc.h (gc_process_relocs): Remove options parameter. Change all
6760 * arm.cc: Update functions to remove options parameters.
6761 * i386.cc: Likewise.
6762 * powerpc.cc: Likewise.
6763 * sparc.cc: Likewise.
6764 * x86_64.cc: Likewise.
6765 * testsuite/testfile.cc: Likewise.
6767 2009-10-28 Doug Kwan <dougkwan@google.com>
6769 * arm.cc (Arm_relobj): New class definition.
6770 (Arm_relobj::scan_sections_for_stubs,
6771 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6772 New method definitions.
6774 2009-10-28 Cary Coutant <ccoutant@google.com>
6776 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6777 (Plugin::cleanup_done_): New member.
6778 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6779 (Plugin_manager::cleanup_done_): Remove.
6780 (Plugin_manager::add_input_file): Edit error message.
6781 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6782 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6784 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6786 * fileread.cc: (File_read::View::~View): Use the new
6787 data_ownership_ filed.
6788 (File_read::~File_read): Dispose the new whole_file_view_.
6789 (File_read::open): Mmap the whole file if needed.
6790 (File_read::open): Use whole_file_view_ instead of contents_.
6791 (File_read::find_view): Use whole_file_view_ if applicable.
6792 (File_read::do_read): Use whole_file_view_ instead of contents_.
6793 (File_read::make_view): Use whole_file_view_ instead of contents_,
6794 update File_read::View::View call.
6795 (File_read::find_or_make_view): Update File_read::View::View
6797 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
6799 (File_read::View::Data_ownership): New enum.
6800 (File_read::View::View): Replace bool mapped_ with Data_ownership
6802 (File_read::View::mapped_): Remove (replaced by data_ownership_).
6803 (File_read::View::data_ownership_): New field.
6804 (File_read::contents_): Remove (replaced by whole_file_view_).
6805 (File_read::whole_file_view_): New field.
6806 * options.h (class General_options): Add --keep-files-mapped.
6808 2009-10-27 Cary Coutant <ccoutant@google.com>
6810 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
6811 * testsuite/Makefile.am (plugin_test_5): New test case.
6812 * testsuite/Makefile.in: Regenerate.
6814 2009-10-25 Doug Kwan <dougkwan@google.com>
6816 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
6817 from private to protected to allow access by child class.
6818 (Sized_relobj::do_relocate_sections): New method declaration.
6819 (Sized_relobj::relocate_sections): Virtualize.
6820 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
6821 Sized_relobj::relocate_sections. Instantiate template explicitly
6822 for different target sizes and endianity.
6824 2009-10-24 Doug Kwan <dougkwan@google.com>
6826 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
6827 (Arm_input_section::as_arm_input_section): New method.
6828 (Arm_output_section): New class definition.
6829 (Arm_output_section::create_stub_group,
6830 Arm_output_section::group_sections): New method definitions.
6832 2009-10-22 Doug Kwan <dougkwan@google.com>
6834 * arm.cc (Arm_input_section): New class definition.
6835 (Arm_input_section::init, Arm_input_section:do_write,
6836 Arm_input_section::set_final_data_size,
6837 Arm_input_section::do_reset_address_and_file_offset): New method
6840 2009-10-21 Doug Kwan <dougkwan@google.com>
6842 * arm.cc (Stub_table, Arm_input_section): New forward class
6844 (Stub_table): New class defintion.
6845 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
6846 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
6847 New method definition.
6849 2009-10-21 Doug Kwan <dougkwan@google.com>
6851 * arm.cc: Update copyright comments.
6852 (Target_arm): New forward class template declaration.
6853 (Arm_address): New type.
6854 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
6855 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
6856 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
6858 (Insn_template): Same.
6859 (DEF_STUBS): New macro.
6860 (Stub_type): New enum type.
6861 (Stub_template): New class definition.
6864 (Stub_factory): Same.
6865 (Target_arm::Target_arm): Initialize may_use_blx_ and
6866 should_force_pic_veneer_.
6867 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
6868 Target_arm::should_force_pic_veneer,
6869 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
6870 Target_arm::using_thumb_only, Target_arm:;default_target): New
6872 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
6873 New data member declarations.
6874 (Insn_template::size, Insn_template::alignment): New method defintions.
6875 (Stub_template::Stub_template): New method definition.
6876 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
6877 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
6878 (Stub_factory::Stub_factory): New method definition.
6879 * gold.h (string_hash): New template.
6880 * output.h (Input_section_specifier::hash_value): Use
6882 (Input_section_specifier::string_hash): Remove.
6883 * stringpool.cc (Stringpool_template::string_hash): Use
6886 2009-10-20 Doug Kwan <dougkwan@google.com>
6888 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
6889 symbols of relaxed input sections.
6890 * output.h (Output_section::find_relaxed_input_section): Make
6893 2009-10-16 Doug Kwan <dougkwan@google.com>
6895 * dynobj.cc (Versions::Versions): Initialize version_script_.
6896 Only insert base version symbol definition for a shared object
6897 if version script defines any version versions.
6898 (Versions::define_base_version): New method definition.
6899 (Versions::add_def): Check that base version is not needed.
6900 (Versions::add_need): Define base version lazily.
6901 * dynobj.h (Versions::define_base_version): New method declaration.
6902 (Versions::needs_base_version_): New data member declaration.
6903 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
6904 (check_DATA): Add no_version_test.stdout.
6905 (libno_version_test.so, no_version_test.o no_version_test.stdout):
6907 * testsuite/Makefile.in: Regenerate.
6908 * testsuite/no_version_test.c: New file.
6909 * testsuite/no_version_test.sh: Ditto.
6911 2009-10-16 Doug Kwan <dougkwan@google.com>
6913 * expression.cc (class Segment_start_expression): New class definition.
6914 (Segment_start_expression::value): New method definition.
6915 (script_exp_function_segment_start): Return a new
6916 Segment_start_expression.
6917 * gold/script-c.h (script_saw_segment_start_expression): New function
6919 * script-sections.cc (Script_sections::Script_sections): Initialize
6920 SAW_SEGMENT_START_EXPRESSION_ to false.
6921 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
6922 and -Tbbs options to specify section addresses if given in
6923 command line and no SEGMENT_START expression is seen in a script.
6924 * script-sections.h (Script_sections::saw_segment_start_expression,
6925 Script_sections::set_saw_segment_start_expression): New method
6927 (Script_sections::saw_segment_start_expression_): New data member
6929 * script.cc (script_saw_segment_start_expression): New function.
6930 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
6931 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
6932 script_test_7.sh and script_test_8.sh.
6933 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
6934 script_test_8.stdout.
6935 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
6936 (script_test_6, script_test_6.stdout, script_test_7,
6937 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
6938 * Makefile.in: Regenerate.
6939 * testsuite/script_test_6.sh: New file.
6940 * testsuite/script_test_6.t: Same.
6941 * testsuite/script_test_7.sh: Same.
6942 * testsuite/script_test_7.t: Same.
6943 * testsuite/script_test_8.sh: Same.
6945 2009-10-16 Doug Kwan <dougkwan@google.com>
6947 * output.cc (Output_segment::set_section_list_address): Cast
6948 expressions to unsigned long long type to avoid format warnings.
6950 2009-10-15 Ian Lance Taylor <iant@google.com>
6952 * script.cc (Script_options::add_symbol_assignment): Always add a
6953 dot assignment to script_sections_.
6954 * script-sections.cc (Script_sections::add_dot_assignment):
6955 Initialize if necessary.
6957 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
6958 program headers with no load segment if there is a linker script.
6960 * layout.cc (Layout::set_segment_offsets): Align the file offset
6961 to the segment aligment for -N or -n with no load segment.
6962 * output.cc (Output_segment::add_output_section): Don't crash if
6963 the first section is a TLS section.
6964 (Output_segment::set_section_list_addresses): Print an error
6965 message if the address moves backward in a linker script.
6966 * script-sections.cc
6967 (Output_section_element_input::set_section_addresses): Don't
6968 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
6969 (Orphan_output_section::set_section_addresses): Likewise.
6971 2009-10-15 Doug Kwan <dougkwan@google.com>
6973 * layout.cc (Layout::finish_dynamic_section): Generate tags
6974 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
6975 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
6976 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
6978 2009-10-14 Ian Lance Taylor <iant@google.com>
6980 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
6982 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
6983 data_shdr fields of relinfo.
6984 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
6985 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
6986 R_386_TLS_LDO_32, adjust based on section flags.
6987 (Target_i386::Relocate::fix_up_ldo): Remove.
6989 2009-10-13 Ian Lance Taylor <iant@google.com>
6991 Add support for -pie.
6992 * options.h (class General_options): Add -pie and
6994 (General_options::output_is_position_independent): Test -pie.
6995 (General_options::output_is_executable): Return true if not shared
6996 and not relocatable.
6997 (General_options::output_is_pie): Remove.
6998 * options.cc (General_options::finalize): Reject incompatible uses
7000 * gold.cc (queue_middle_tasks): A -pie link is not static.
7001 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7002 * symtab.cc (Symbol::final_value_is_known): Return false if
7003 output_is_position_independent.
7004 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7005 output_is_position_independent.
7006 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7007 output_is_position_independent.
7008 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7009 output_is_position_independent.
7010 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7012 (basic_pie_test.o, basic_pie_test): New targets.
7013 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7014 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7015 (two_file_pie_test): New target.
7016 * testsuite/Makefile.in: Rebuild.
7017 * README: Remove note saying that -pie is not supported.
7019 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7021 * options.h (class General_options): Add -init and -fini.
7022 * layout.cc (Layout::finish_dynamic_section): Emit
7023 given init and fini functions.
7025 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7027 * gc.h (gc_process_relocs): Check if icf is enabled using new
7029 * gold.cc (queue_initial_tasks): Likewise.
7030 (queue_middle_tasks): Likewise.
7031 * object.cc (do_layout): Likewise.
7032 * symtab.cc (is_section_folded): Likewise.
7033 * main.cc (main): Likewise.
7034 * reloc.cc (Read_relocs::run): Likewise.
7035 (Sized_relobj::do_scan_relocs): Likewise.
7036 * icf.cc (is_function_ctor_or_dtor): New function.
7037 (Icf::find_identical_sections): Check if function is ctor or dtor when
7039 * options.h (General_options::icf): Change option to be an enum.
7040 (Icf_status): New enum.
7041 (icf_enabled): New method.
7042 (icf_safe_folding): New method.
7043 (set_icf_status): New method.
7044 (icf_status_): New variable.
7045 * (options.cc) (General_options::finalize): Set icf_status_.
7046 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7047 icf_test and icf_keep_unique_test to use the --icf enum flag.
7048 * testsuite/icf_safe_test.sh: New file.
7049 * testsuite/icf_safe_test.cc: New file.
7051 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7053 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7054 includes to gc.h and icf.h.
7055 * arm.cc: Include gc.h.
7056 * gold.cc: Likewise.
7057 * i386.cc: Likewise.
7058 * powerpc.cc: Likewise.
7059 * sparc.cc: Likewise.
7060 * x86_64.cc: Likewise.
7061 * gc.h: Include icf.h.
7063 2009-10-11 Ian Lance Taylor <iant@google.com>
7065 * plugin.cc: Include "gold.h" before other header files.
7067 2009-10-10 Chris Demetriou <cgd@google.com>
7069 * options.h (Input_file_argument::Input_file_type): New enum.
7070 (Input_file_argument::is_lib_): Replace with...
7071 (Input_file_argument::type_): New member.
7072 (Input_file_argument::Input_file_argument): Take Input_file_type
7073 'type' rather than boolean 'is_lib' as second argument.
7074 (Input_file_argument::is_lib): Use type_.
7075 (Input_file_argument::is_searched_file): New function.
7076 (Input_file_argument::may_need_search): Handle is_searched_file.
7077 * options.cc (General_options::parse_library): Support -l:filename.
7078 (General_options::parse_just_symbols): Update for Input_file_argument
7080 (Command_line::process): Likewise.
7081 * archive.cc (Archive::get_file_and_offset): Likewise.
7082 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7083 * script.cc (read_script_file, script_add_file): Likewise.
7084 * fileread.cc (Input_file::Input_file): Likewise.
7085 (Input_file::will_search_for): Handle is_searched_file.
7086 (Input_file::open): Likewise.
7087 * readsyms.cc (Read_symbols::get_name): Likewise.
7088 * testsuite/Makefile.am (searched_file_test): New test.
7089 * testsuite/Makefile.in: Regenerate.
7090 * testsuite/searched_file_test.cc: New file.
7091 * testsuite/searched_file_test_lib.cc: New file.
7093 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7094 Ian Lance Taylor <iant@google.com>
7096 * descriptor.cc: Include <cstdio> and "binary-io.h".
7097 (Descriptors::open): Open the files in binary mode always.
7098 * script.cc (Lex::get_token): Treat \r as whitespace.
7100 2009-10-09 Ian Lance Taylor <iant@google.com>
7102 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7104 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7105 Ian Lance Taylor <iant@google.com>
7107 * configure.ac: Check for readv function also.
7108 * fileread.cc (readv): Define if not HAVE_READV.
7109 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7111 * config.in: Regenerate.
7112 * configure: Regenerate.
7114 2009-10-09 Doug Kwan <dougkwan@google.com>
7116 * layout.cc (Layout::make_output_section): Call target hook to make
7117 ordinary output section.
7118 (Layout::finalize): Adjust parameter list of call the
7119 Target::may_relax().
7120 * layout.h (class Layout::section_list): New method.
7121 * merge.h (Output_merge_base::entsize): Change visibility to public.
7122 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7124 (Output_merge_string::do_is_string): New method.
7125 * object.cc (Sized_relobj::do_setup): renamed from
7126 Sized_relobj::set_up.
7127 * object.h (Sized_relobj::adjust_shndx,
7128 Sized_relobj::initializ_input_to_output_maps,
7129 Sized_relobj::free_input_to_output_maps): Change visibilities to
7131 (Sized_relobj::setup): Virtualize.
7132 (Sized_relobj::do_setup): New method declaration.
7133 (Sized_relobj::invalidate_section_offset,
7134 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7135 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7136 * options.cc (parse_int): New function.
7137 * options.h (parse_int): New declaration.
7138 (DEFINE_int): New macro.
7139 (stub_group_size): New option.
7140 * output.cc (Output_section::Output_section): Initialize memebers
7141 merge_section_map_, merge_section_by_properties_map_,
7142 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7143 (Output_section::add_input_section): Handled deferred code-fill
7144 generation and remove an old comment.
7145 (Output_section::add_relaxed_input_section): New method definition.
7146 (Output_section::add_merge_input_section): Use merge section by
7147 properties map to speed to search. Update merge section maps
7149 (Output_section::build_relaxation_map): New method definition.
7150 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7152 (Output_section::relax_input_section): Renamed to
7153 Output_section::convert_input_sections_to_relaxed_sections and change
7154 interface to take a vector of pointers to relaxed sections.
7155 (Output_section::find_merge_section,
7156 Output_section::find_relaxed_input_section): New method definitions.
7157 (Output_section::is_input_address_mapped,
7158 Output_section::output_offset, Output_section::output_address):
7159 Use output section data maps to speed up searching.
7160 (Output_section::find_starting_output_address): Add comments.
7161 (Output_section::do_write,
7162 Output_section::write_to_postprocessing_buffer): Do code-fill
7163 generation as appropriate.
7164 (Output_section::get_input_sections): Invalidate relaxed input section
7166 (Output_section::restore_states): Adjust type of checkpoint .
7167 Invalidate relaxed input section map.
7168 * output.h (Output_merge_base): New class declaration.
7169 (Input_section_specifier): New class defintion.
7170 (class Output_relaxed_input_section) Change base class to
7171 Output_section_data_build.
7172 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7173 base class initializer.
7174 (Output_section::add_relaxed_input_section): New method declaration.
7175 (Output_section::Input_section): Change visibility to protected.
7176 (Output_section::Input_section::relobj,
7177 Output_section::Input_section::shndx): Handle relaxed input sections.
7178 Output_section::input_sections) Change visibility to protected. Also
7179 define overload to return a non-const pointer.
7180 (Output_section::Merge_section_properties): New class defintion.
7181 (Output_section::Merge_section_by_properties_map,
7182 Output_section::Output_section_data_by_input_section_map,
7183 Output_section::Relaxation_map): New types.
7184 (Output_section::relax_input_section): Rename method to
7185 Output_section::convert_input_sections_to_relaxed_sections and change
7186 interface to take a vector of relaxed section pointers.
7187 (Output_section::find_merge_section,
7188 Output_section::find_relaxed_input_section,
7189 Output_section::build_relaxation_map,
7190 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7191 New method declarations.
7192 (Output_section::merge_section_map_
7193 Output_section::merge_section_by_properties_map_,
7194 Output_section::relaxed_input_section_map_,
7195 Output_section::is_relaxed_input_section_map_valid_,
7196 Output_section::generate_code_fills_at_write_): New data members.
7197 * script-sections.cc
7198 (Output_section_element_input::set_section_addresses): Call
7199 current_data_size and addralign methods of relaxed input sections.
7200 (Orphan_output_section::set_section_addresses): Call current_data_size
7201 and addralign methods of relaxed input sections.
7202 * symtab.cc (Symbol_table::compute_final_value): Extract template
7203 from the body of Symbol_table::sized_finalize_symbol.
7204 (Symbol_table::sized_finalized_symbol): Call
7205 Symbol_table::compute_final_value.
7206 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7207 (Symbol_table::compute_final_value): New templated method declaration.
7208 * target.cc (Target::do_make_output_section): New method defintion.
7209 * target.h (Target::make_output_section): New method declaration.
7210 (Target::relax): Add more parameters for input objects, symbol table
7211 and layout. Adjust call to do_relax.
7212 (Target::do_make_output_section): New method declaration.
7213 (Target::do_relax): Add parameters for input objects, symbol table
7216 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7218 * pread.c: Include stdio.h.
7220 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7222 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7225 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7227 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7228 Change read_shndx type to unsigned int.
7229 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7231 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7232 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7233 Change read_shndx type to unsigned int.
7234 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7236 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7237 * layout.cc (Layout::create_symtab_sections): Cast the result of
7238 local_symcount * symsize to off_t in the gold_assert.
7240 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7242 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7243 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7245 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7246 (Arm_relocate_functions::thm_abs5): New function.
7247 (Arm_relocate_functions::abs12): New function.
7248 (Arm_relocate_functions::abs16): New function.
7249 (Arm_relocate_functions::base_abs): New function.
7250 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7251 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7252 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7254 (Scan::global): Likewise.
7255 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7256 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7257 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7258 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7261 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7263 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7264 (Arm_relocate_functions::movt_prel): New function.
7265 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7266 (Arm_relocate_functions::thm_movt_prel): New function.
7267 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7268 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7269 (Scan::global, Relocate::relocate): Likewise.
7270 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7272 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7274 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7275 Incremental_checker.
7276 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7278 (class Incremental_inputs_header): New class.
7279 (Incremental_inputs_header_writer): Edit comment.
7280 (Incremental_inputs_entry): New class.
7281 (Incremental_inputs_entry_writer): Edit comment.
7282 (Sized_incremental_binary::do_find_incremental_inputs_section):
7283 Add *strtab_shndx parameter, fill it.
7284 (Sized_incremental_binary::do_check_inputs): New method.
7285 (Incremental_checker::can_incrementally_link_output_file): Use
7286 Sized_incremental_binary::check_inputs.
7287 (Incremental_inputs::report_command_line): Save command line in
7290 (Incremental_binary::find_incremental_inputs_section): New
7292 (Incremental_binary::do_find_incremental_inputs_section): Add
7293 strtab_shndx parameter.
7294 (Incremental_binary::do_check_inputs): New pure virtual method.
7295 (Sized_incremental_binary::do_check_inputs): Declare.
7296 (Incremental_checker::Incremental_checker): Add incremental_inputs
7297 parameter, use it to initialize incremental_inputs_.
7298 (Incremental_checker::incremental_inputs_): New field.
7299 (Incremental_checker::command_line): New method.
7300 (Incremental_checker::inputs): New method.
7301 (Incremental_checker::command_line_): New field.
7303 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7305 * incremental.cc: Include <cstdarg> and "target-select.h".
7306 (vexplain_no_incremental): New function.
7307 (explain_no_incremental): New function.
7308 (Incremental_binary::error): New method.
7309 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7311 (make_sized_incremental_binary): New function.
7312 (open_incremental_binary): New function.
7313 (can_incrementally_link_file): Add checks if output is ELF and has
7315 * incremental.h: Include "elfcpp_file.h" and "output.h".
7316 (Incremental_binary): New class.
7317 (Sized_incremental_binary): New class.
7318 (open_incremental_binary): Declare.
7319 * object.cc (is_elf_object): Use
7320 elfcpp::Elf_recognizer::is_elf_file.
7321 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7322 * output.h (Output_file::filesize): New method.
7324 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7326 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7328 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7329 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7331 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7333 (Arm_relocate_functions::movw_abs_nc): New function.
7334 (Arm_relocate_functions::movt_abs): New function.
7335 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7336 (Arm_relocate_functions::thm_movt_abs): New function.
7337 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7338 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7339 (Scan::global): Likewise.
7340 (Relocate::relocate): Likewise.
7341 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7343 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7345 * arm.cc (Arm_relocate_functions::got_prel) New function.
7346 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7347 (Relocate::relocate): Likewise.
7348 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7350 2009-10-06 Ian Lance Taylor <iant@google.com>
7352 * options.h (class General_options): Define
7353 split_stack_adjust_size parameter.
7354 * object.h (class Object): Add uses_split_stack_ and
7355 has_no_split_stack_ fields. Add uses_split_stack and
7356 has_no_split_stack accessor functions. Declare
7357 handle_split_stack_section.
7358 (class Reloc_symbol_changes): Define.
7359 (class Sized_relobj): Define Function_offsets. Declare
7360 split_stack_adjust, split_stack_adjust_reltype, and
7362 * object.cc (Object::handle_split_stack_section): New function.
7363 (Sized_relobj::do_layout): Call handle_split_stack_section.
7364 * dynobj.cc (Sized_dynobj::do_layout): Call
7365 handle_split_stack_section.
7366 * reloc.cc (Sized_relobj::relocate_sections): Call
7367 split_stack_adjust for executable sections in split_stack
7368 objects. Pass reloc_map to relocate_section.
7369 (Sized_relobj::split_stack_adjust): New function.
7370 (Sized_relobj::split_stack_adjust_reltype): New function.
7371 (Sized_relobj::find_functions): New function.
7372 * target-reloc.h: Include "object.h".
7373 (relocate_section): Add reloc_symbol_changes parameter. Change
7375 * target.h (class Target): Add calls_non_split method. Declare
7376 do_calls_non_split virtual method. Declare match_view and
7378 * target.cc: Include "elfcpp.h".
7379 (Target::do_calls_non_split): New function.
7380 (Target::match_view): New function.
7381 (Target::set_view_to_nop): New function.
7382 * gold.cc (queue_middle_tasks): Give an error if mixing
7383 split-stack and non-split-stack objects with -r.
7384 * i386.cc (Target_i386::relocate_section): Add
7385 reloc_symbol_changes parameter.
7386 (Target_i386::do_calls_non_split): New function.
7387 * x86_64.cc (Target_x86_64::relocate_section): Add
7388 reloc_symbol_changes parameter.
7389 (Target_x86_64::do_calls_non_split): New function.
7390 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7392 * powerpc.cc (Target_powerpc::relocate_section): Add
7393 reloc_symbol_changes parameter.
7394 * sparc.cc (Target_sparc::relocate_section): Add
7395 reloc_symbol_changes parameter.
7396 * configure.ac: Call AM_CONDITIONAL for the default target.
7397 * configure: Rebuild.
7398 * testsuite/Makefile.am (TEST_AS): New variable.
7399 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7400 (check_DATA): Add split_i386 and split_x86_64 files.
7401 (SPLIT_DEFSYMS): Define.
7402 (split_i386_[1234n].o): New targets.
7403 (split_i386_[124]): New targets.
7404 (split_i386_[1234r].stdout): New targets.
7405 (split_x86_64_[1234n].o): New targets.
7406 (split_x86_64_[124]): New targets.
7407 (split_x86_64_[1234r].stdout): New targets.
7408 (MOSTLYCLEANFILES): Add new executables.
7409 * testsuite/split_i386.sh: New file.
7410 * testsuite/split_x86_64.sh: New file.
7411 * testsuite/split_i386_1.s: New file.
7412 * testsuite/split_i386_2.s: New file.
7413 * testsuite/split_i386_3.s: New file.
7414 * testsuite/split_i386_4.s: New file.
7415 * testsuite/split_i386_n.s: New file.
7416 * testsuite/split_x86_64_1.s: New file.
7417 * testsuite/split_x86_64_2.s: New file.
7418 * testsuite/split_x86_64_3.s: New file.
7419 * testsuite/split_x86_64_4.s: New file.
7420 * testsuite/split_x86_64_n.s: New file.
7421 * testsuite/testfile.cc (Target_test): Update relocation_section
7423 * testsuite/Makefile.in: Rebuild.
7425 2009-10-06 Ian Lance Taylor <iant@google.com>
7427 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7428 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7429 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7430 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7431 the address on ldo_addrs_.
7432 (Target_i386::Relocate::fix_up_ldo): New function.
7434 2009-10-06 Rafael Espindola <espindola@google.com>
7436 * plugin.cc (add_input_library): New.
7437 (Plugin::load): Add add_input_library to tv.
7438 (Plugin_manager::add_input_file): Add the is_lib argument.
7439 (add_input_file): Update call to Plugin_manager::add_input_file.
7440 (add_input_library): New.
7441 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7443 2009-09-30 Doug Kwan <dougkwan@google.com>
7445 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7446 symbol and call Symbol::may_need_copy_reloc to determine if
7447 a copy reloc is needed.
7448 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7449 nocopyreloc is given in command line.
7450 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7451 given in command line.
7452 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7453 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7454 of the removed Target_i386::may_need_copy_reloc.
7455 * options.h (copyreloc): New option with default value false.
7456 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7457 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7458 instead of the removed Target_powerpc::may_need_copy_reloc.
7459 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7460 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7461 instead of the removed Target_sparc::may_need_copy_reloc.
7462 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7463 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7464 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7465 instead of the removed Target_x86_64::may_need_copy_reloc.
7467 2009-09-30 Ian Lance Taylor <iant@google.com>
7469 * object.h (class Object): Remove target_ field, and target,
7470 sized_target, and set_target methods.
7471 (Object::sized_target): Remove.
7472 (class Sized_relobj): Update declarations. Remove sized_target.
7473 * object.cc (Sized_relobj::setup): Remove target parameter.
7475 (Input_objects::add_object): Don't do anything with the target.
7476 (make_elf_sized_object): Add punconfigured parameter. Change all
7477 callers. Set or test parameter target.
7478 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7480 * parameters.cc (Parameters::set_target): Change parameter type to
7482 (Parameters::default_target): Remove.
7483 (set_parameters_target): Change parameter type to be non-const.
7484 (parameters_force_valid_target): New function.
7485 (parameters_clear_target): New function.
7486 * parameters.h (class Parameters): Update declarations. Remove
7487 default_target method. Add sized_target and clear_target
7488 methods. Change target_ to be non-const.
7489 (set_parameters_target): Update declaration.
7490 (parameters_force_valid_target): Declare.
7491 (parameters_clear_target): Declare.
7492 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7493 as NULL if we aren't searching.
7494 (Add_symbols::run): Don't check for compatible target.
7495 * fileread.cc (Input_file::open_binary): Call
7496 parameters_force_valid_target.
7497 * gold.cc (queue_middle_tasks): Likewise.
7498 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7499 set_target on object.
7500 * dynobj.h (class Sized_dynobj): Update declarations.
7501 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7502 make_elf_object returns NULL.
7503 (Archive::include_member): Don't check whether object target is
7505 * output.cc (Output_section::add_input_section): Get target from
7507 (Output_section::relax_input_section): Likewise.
7508 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7510 (Sized_relobj::do_scan_relocs): Likewise.
7511 (Sized_relobj::relocate_sections): Likewise.
7512 * resolve.cc (Symbol_table::resolve): Likewise.
7513 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7514 parameter. Change all callers.
7515 (Symbol_table::add_from_object): Get target from parameters.
7516 (Symbol_table::add_from_relobj): Don't check object target.
7517 (Symbol_table::add_from_dynobj): Likewise.
7518 (Symbol_table::define_special_symbol): Get target from
7520 * symtab.h (class Symbol_table): Update declaration.
7521 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7522 parameter. Change all callers. Clear parameter target.
7523 (Binary_test): Test target here.
7524 * testsuite/object_unittest.cc (gold_testsuite): Remove
7525 target_test_pointer parameter. Change all callers.
7526 (Object_test): Test target here.
7528 2009-09-26 Ian Lance Taylor <iant@google.com>
7530 * testsuite/initpri1.c: Don't try to use constructor priorities if
7531 compiling with gcc before 4.3.
7533 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7535 * testsuite/retain_symbols_file_test.sh (check_present): Change
7536 output file name to retain_symbols_file_test.stdout.
7537 (check_absent): Likewise.
7539 2009-09-18 Craig Silverstein <csilvers@google.com>
7541 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7542 * options.cc: Include <cerrno> and <fstream>.
7543 (General_options::finalize): Parse -retain-symbols-file tag.
7544 * options.h: New flag.
7545 (General_options): New method should_retain_symbol, new
7546 variable symbols_to_retain.
7547 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7548 should_retain_symbol map.
7549 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7550 * testsuite/Makefile.in: Regenerate.
7551 * testsuite/retain_symbols_file_test.sh: New file.
7553 2009-09-18 Nick Clifton <nickc@redhat.com>
7555 * po/es.po: Updated Spanish translation.
7557 2009-09-17 Doug Kwan <dougkwan@google.com>
7559 * debug.h (DEBUG_RELAXATION): New constant.
7560 (DEBUG_ALL): Add DEBUG_RELAXATION.
7561 (debug_string_to_enum): Add relaxation debug option.
7563 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7564 Layout::Relaxation_debug_check::read_sections,
7565 Layout::Relaxation_debug_check::read_sections): New method definitions.
7566 (Layout::Layout): Initialize data members
7567 record_output_section_data_from_scrips_,
7568 script_output_section_data_list_ and relaxation_debug_check_.
7569 (Layout::save_segments, Layout::restore_segments,
7570 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7571 Layout::relaxation_loop_body): New method definitions.
7572 (Layout::finalize): Support relaxation. Move section layout code to
7573 Layout::relaxation_loop_body.
7574 (Layout::set_asection_address_from_script): Move code for orphan
7575 section placement out.
7576 (Layout::place_orphan_sections_in_script): New method definition.
7577 * layout.h (Output_segment_headers, Output_file_header):
7578 New forward class declarations.
7579 (Layout::~Layout): Define.
7580 (Layout::new_output_section_data_from_script): New method definition.
7581 (Layout::place_orphan_sections_in_script): New method declaration.
7582 (Layout::Segment_states): New type declaration.
7583 (Layout::save_segments, Layout::restore_segments,
7584 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7585 Layout::relaxation_loop_body): New method declarations.
7586 (Layout::Output_section_data_list): New type declaration.
7587 (Layout::Relaxation_debug_check): New class definition.
7588 (Layout::record_output_section_data_from_script_,
7589 Layout::script_output_section_data_list_, Layout::segment_states_,
7590 Layout::relaxation_debug_check_): New data members.
7591 * output.cc: (Output_section_headers::do_size): New method definition.
7592 (Output_section_headers::Output_section_headers): Move size
7593 computation to Output_section_headers::do_size.
7594 (Output_segment_headers::do_size): New method definition.
7595 (Output_file_header::Output_file_header): Move size computation to
7596 Output_file_header::do_size and call it.
7597 (Output_file_header::do_size): New method definition.
7598 (Output_data_group::Output_data_group): Adjust call to
7599 Output_section_data.
7600 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7601 (Output_symtab_xindex::do_write): Add array bound check.
7602 (Output_section::Input_section::print_to_mapfile): Handle
7603 RELAXED_INPUT_SECTION_CODE.
7604 (Output_section::Output_section): Initialize data member checkpoint_.
7605 (Output_section::~Output_section): Delete checkpoint object pointed
7607 (Output_section::add_input_section): Always add an Input_section if
7609 (Output_section::add_merge_input_section): Add assert.
7610 (Output_section::relax_input_section): New method definition.
7611 (Output_section::set_final_data_size): Set load address to zero for
7612 an unallocated section.
7613 (Output_section::do_address_and_file_offset_have_reset_values):
7614 New method definition.
7615 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7616 Handle relaxed input section.
7617 (Output_section::sort_attached_input_sections): Checkpoint input
7618 section list lazily.
7619 (Output_section::get_input_sections): Change type of input_sections to
7620 list of Simple_input_section pointers. Checkpoint input section list
7621 lazily. Also handle relaxed input sections.
7622 (Output_section::add_input_section_for_script): Take a reference to
7623 a Simple_input_section object instead of Relobj pointer and section
7624 index as parameter. Handle relaxed input sections.
7625 (Output_section::save_states, Output_section::restore_states): New
7627 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7628 (Output_data::is_data_size_fixed): New method definition.
7629 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7631 (Output_data::address_and_file_offset_have_reset_values): New method
7633 (Output_data::do_address_and_file_offset_have_reset_values): New method
7635 (Output_data::set_data_size): Check that data size is not fixed.
7636 (Output_data::fix_data_size): New method definition.
7637 (Output_data::is_data_size_fixed_): New data member.
7638 (Output_section_headers::set_final_data_size): New method definition.
7639 (Output_section_headers::do_size): New method declaration.
7640 (Output_segment_headers::set_final_data_size): New method definition.
7641 (Output_segment_headers::do_size): New method declaration.
7642 (Output_file_header::set_final_data_size)::New method definition.
7643 (Output_file_header::do_size)::New method declaration.
7644 (Output_section_data::Output_section_data): Add new parameter
7645 is_data_size_fixed and use it to fix data size.
7646 (Output_data_const::Output_data_const): Adjust call to base class
7647 constructor and fix data size.
7648 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7649 base class constructor and fix data size.
7650 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7651 base class constructor and fix data size.
7652 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7653 class constructor and fix data size.
7654 (Output_data_group::set_final_data_size): New method definition.
7655 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7656 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7657 class constructor and fix data size.
7658 (Output_relaxed_input_section): New class definition.
7659 (Output_section::Simple_input_section): New class definition.
7660 (Output_section::get_input_sections): Adjust parameter list.
7661 (Output_section::add_input_section_for_script): Same.
7662 (Output_section::save_states, Output_section::restore_states,
7663 Output_section::do_address_and_file_offset_have_reset_values,
7664 (Output_section::Input_section::Input_section): Handle
7665 RELAXED_INPUT_SECTION_CODE. Add new overload for
7666 Output_relaxed_input_section.
7667 (Output_section::Input_section::is_input_section,
7668 Output_section::Input_section::set_output_section): Handle relaxed
7670 (Output_section::Input_section::is_relaxed_input_section,
7671 Output_section::Input_section::output_section_data,
7672 Output_section::Input_section::relaxed_input_section): New method
7674 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7676 (Output_section::Input_section::u1_): Update comments.
7677 (Output_section::Input_section::u2_): Add new union member poris.
7678 (Output_section::Checkpoint_output_section): New classs definition.
7679 (Output_section::relax_input_section): New method declaration.
7680 (Output_section::checkpoint_): New data member.
7681 (Output_segment): Update comments.
7682 (Output_segment::Output_segment): Un-privatize copy constructor.
7683 (Output_segment::operator=): Un-privatize.
7684 * script-sections.cc (Output_section_element::Input_section_list):
7685 Change element type to Output_section::Simple_input_section.
7686 (Output_section_element_dot_assignment::set_section_addresses):
7687 Register output section data for relaxation clean up.
7688 (Output_data_exression::Output_data_expression): Adjust call to base
7689 constructor to fix data size.
7690 (Output_section_element_data::set_section_addresses): Register
7691 Output_data_expression object for relaxation clean up.
7692 (struct Input_section_info): Replace Relobj pointer and section index
7693 pair with Output_section::Simple_input_section and Convert struct to a
7695 (Input_section_sorter::operator()): Adjust access to
7696 Input_section_info data member to use accessors.
7697 (Output_section_element_input::set_section_addresses): Use layout
7698 parameter. Adjust code to use Output_section::Simple_input_section
7699 and Input_secction_info classes. Register filler for relaxation
7701 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7702 and section index pair with Output_section::Simple_input_section
7703 class. Adjust code accordingly.
7704 (Phdrs_element::release_segment): New method definition.
7705 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7707 (Script_sections::release_segments): New method definition.
7708 * gold/script-sections.h (Script_sections::release_segments): New
7710 * gold/target.h (Target::may_relax, Target::relax,
7711 Target::do_may_relax, Target::do_relax): New method definitions.
7713 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7715 * arm.cc (has_signed_unsigned_overflow): New function.
7716 (Arm_relocate_functions::abs8): New function.
7717 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7718 (Target_arm::Scan::global): Likewise.
7719 (Target_arm::relocate::relocate): Likewise.
7720 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7723 2009-09-16 Cary Coutant <ccoutant@google.com>
7725 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7726 * testsuite/Makefile.in: Regenerate.
7728 2009-09-11 Nick Clifton <nickc@redhat.com>
7730 * po/gold.pot: Updated by the Translation project.
7732 2009-09-08 Cary Coutant <ccoutant@google.com>
7734 * output.cc (Output_file::open): Add execute permission to empty file.
7735 * testsuite/Makefile.am (permission_test): New test.
7736 * testsuite/Makefile.in: Regenerate.
7738 2009-09-02 Ian Lance Taylor <iant@google.com>
7740 * output.cc (Output_file::resize): Call map_no_anonymous rather
7743 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7745 * gold.cc: Include "incremental.h".
7746 (queue_initial_tasks): Call Incremental_checker methods.
7747 * incremental.cc: Include "output.h".
7748 (Incremental_checker::can_incrementally_link_output_file): New
7750 * incremental.h (Incremental_checker): New class.
7752 * output.cc (Output_file::open_for_modification): New method.
7753 (Output_file::map_anonymous): Changed return type to bool. Record
7755 (Output_file::map_no_anonymous): New method, broken out of map.
7756 (Output_file::map): Use map_no_anonymous and map_anonymous.
7757 * output.h (class Output_file): Update declarations.
7759 2009-08-24 Cary Coutant <ccoutant@google.com>
7761 * options.h (Command_line::Pre_options): New class.
7762 (Command_line::pre_options): New member.
7763 * options.cc (gold::options::ready_to_register): New variable.
7764 (One_option::register_option): Do nothing if not registering options.
7765 Assert if same short option registered twice.
7766 (General_options::General_options): Turn off option registration when
7768 (Command_line::Pre_options::Pre_options): New constructor.
7770 2009-08-24 Cary Coutant <ccoutant@google.com>
7772 * options.h (General_options::no_keep_memory): Remove incorrect
7775 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7777 * Makefile.am (am__skiplex, am__skipyacc): New.
7778 * Makefile.in: Regenerate.
7780 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7782 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7783 (INCLUDES): ... this.
7784 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7785 (AM_CPPFLAGS): Renamed from ...
7786 (INCLUDE): ... this.
7787 * Makefile.in, testsuite/Makefile.in: Regenerate.
7789 * Makefile.in: Regenerate.
7790 * aclocal.m4: Likewise.
7791 * config.in: Likewise.
7792 * configure: Likewise.
7793 * testsuite/Makefile.in: Likewise.
7795 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7796 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
7797 * Makefile.in: Regenerate.
7798 * testsuite/Makefile.in: Regenerate.
7800 2009-08-19 Cary Coutant <ccoutant@google.com>
7802 * resolve.cc (Symbol_table::resolve): Don't complain about defined
7803 symbols in shared libraries overridden by hidden or internal symbols
7804 in the main program.
7806 2009-08-19 Chris Demetriou <cgd@google.com>
7808 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
7809 checking source file names in error messages.
7811 2009-08-18 Doug Kwan <dougkwan@google.com>
7813 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
7814 an elcpp::Ehdr as parameter. Adjust call to set_target.
7815 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
7816 an elfcpp::Ehdr as parameter.
7817 * object.cc (Object::set_target): Remove the version that looks up
7818 a target and sets it.
7819 (Sized_relobj::setup): Take a Target object instead of
7820 an elfcpp::Ehdr as parameter. Adjust call to set_target.
7821 (make_elf_sized_object): Find target and ask target to
7823 * object.h: (Object::set_target): Remove the version that looks up
7824 a target and sets it.
7825 (Sized_relobj::setup): Take a Target object instead of
7826 an elfcpp:Ehdr as parameter.
7827 * target.cc: Include dynobj.h.
7828 (Target::do_make_elf_object_implementation): New.
7829 (Target::do_make_elf_object): New.
7830 * target.h (Target::make_elf_object): New template declaration.
7831 (Target::do_make_elf_object): New method declarations.
7832 (Target::do_make_elf_object_implementation): New template declaration.
7834 2009-08-14 Ian Lance Taylor <iant@google.com>
7836 * gold.h (FUNCTION_NAME): Define.
7837 (gold_unreachable): Use FUNCTION_NAME.
7839 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7841 * icf.cc (Icf::find_identical_sections): Issue a warning when a
7842 symbol in the --keep-unique list is not found.
7844 2009-08-12 Sriraman Tallam <tmsriram@google.com>
7846 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
7847 been maked as --keep-unique.
7848 (Icf::unfold_section): New function.
7849 * icf.h (Icf::unfold_section): New function.
7850 * options.h (General_options::keep_unique): New option.
7851 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
7852 * testsuite/Makefile.in: Regenerate.
7853 * testsuite/icf_keep_unique_test.sh: New file.
7854 * testsuite/icf_keep_unique_test.cc: New file.
7856 2009-08-12 Cary Coutant <ccoutant@google.com>
7859 * resolve.cc (Symbol_table::resolve): Check for references from
7860 dynamic objects to hidden and internal symbols.
7861 * testsuite/Makefile.am (hidden_test.sh): New test.
7862 * testsuite/Makefile.in: Regenerate.
7863 * testsuite/hidden_test.sh: New script.
7864 * testsuite/hidden_test_1.c: New test source.
7865 * testsuite/hidden_test_main.c: New test source.
7867 2009-08-11 Doug Kwan <dougkwan@google.com>
7869 * arm.cc: Update comments.
7870 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
7871 segment to locate the .ARM.exidx section if present.
7873 2009-08-09 Doug Kwan <dougkwan@google.com>
7875 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
7878 2009-08-07 Sriraman Tallam <tmsriram@google.com>
7879 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
7882 2009-08-06 Sriraman Tallam <tmsriram@google.com>
7884 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
7885 valid tls_segment only for non-debug-section relocations.
7886 * testsuite/Makefile.am: Add gc_tls_test.
7887 * testsuite/Makefile.in: Regenerate.
7888 * testsuite/gc_tls_test.cc: New file.
7889 * testsuite/gc_tls_test.sh: New file.
7891 2009-08-05 Sriraman Tallam <tmsriram@google.com>
7895 * Makefile.am (CCFILES): Add icf.cc.
7897 * Makefile.in: Regenerate.
7898 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
7899 * gc.h (gc_process_relocs): Populate lists used by icf to contain
7900 section, symbol and addend information for the relocs.
7901 * gold.cc (queue_middle_tasks): Call identical code folding.
7902 * gold.h: Add defines for multimap.
7903 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
7904 to the call of finalize_local_symbols.
7905 * main.cc (main): Create object of class Icf.
7906 * object.cc (Sized_relobj::do_layout): Allow this function to be
7907 called twice during icf.
7908 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
7909 to sections marked as identical by icf.
7910 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
7912 (Sized_relobj::do_section_entsize): New function.
7913 * object.h (Object::section_entsize): New function.
7914 (Object::do_section_entsize): New pure virtual function.
7915 (Relobj::finalize_local_symbols): Add new parameter.
7916 (Relobj::do_section_entsize): New function.
7917 * options.h (General_options::icf): New option.
7918 (General_options::icf_iterations): New option.
7919 (General_options::print_icf_sections): New option.
7920 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
7921 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
7922 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
7924 * symtab.cc (Symbol_table::is_section_folded): New function.
7925 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
7926 to sections marked as identical by icf.
7927 * symtab.h (Symbol_table::set_icf): New function.
7928 (Symbol_table::icf): New function.
7929 (Symbol_table::is_section_folded): New function.
7930 (Symbol_table::icf_): New data member.
7931 * target-reloc.h (relocate_section): Ignore sections folded by icf.
7932 * testsuite/Makefile.am: Add commands to build icf_test.
7933 * testsuite/Makefile.in: Regenerate.
7934 * testsuite/icf_test.sh: New file.
7935 * testsuite/icf_test.cc: New file.
7937 2009-07-24 Chris Demetriou <cgd@google.com>
7939 * layout.cc (is_compressible_debug_section): Fix incorrect
7940 comment about compressed section names.
7942 2009-07-20 Ian Lance Taylor <ian@airs.com>
7945 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
7947 2009-07-16 Ian Lance Taylor <iant@google.com>
7950 * layout.h: #include <map>.
7951 (class Kept_section): Change from struct to class. Add accessors
7952 and setters. Add section size to Comdat_group mapping. Change
7953 Comdat_group to std::map. Add is_comdat_ field. Add
7954 linkonce_size field in union.
7955 (class Layout): Update declaration of find_or_add_kept_section.
7956 Don't declare find_kept_object.
7957 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
7958 parameter. Add object, shndx, is_comdat, and is_group_name
7959 parameters. Change all callers. Adjust for new Kept_section.
7960 (Layout::find_kept_object): Remove.
7961 * object.cc (Sized_relobj::include_section_group): Update use of
7962 Kept_section. Rename secnum to shndx. Only record
7963 Kept_comdat_section if sections are the same size.
7964 (Sized_relobj::include_linkonce_section): Update use of
7965 Kept_section. Only record Kept_comdat_section if sections are the
7966 same size. Set size of linkonce section.
7967 (Sized_relobj::map_to_kept_section): Update call to
7968 get_kept_comdat_section.
7969 * object.h (class Sized_relobj): Rename fields in
7970 Kept_comdat_section to drop trailing underscores; change object
7971 field to Relobj*. Change Kept_comdat_section_table to store
7972 struct rather than pointer.
7973 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
7974 Add kept_object and kept_shndx parameters. Change all callers.
7975 (Sized_relobj::get_kept_comdat_section): Change return type to
7976 bool. Add kept_object and kept_shndx parameters. Change all
7978 * plugin.cc (Pluginobj::include_comdat_group): Update call to
7979 Layout::find_or_add_kept_section.
7981 2009-07-09 Ian Lance Taylor <iant@google.com>
7983 * merge.cc (Object_merge_map::initialize_input_to_output_map):
7984 Reserve space in the hash table.
7986 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
7988 * fileread.cc (File_read::get_mtime): New method.
7989 * fileread.h (Timespec): New structure.
7990 (File_read::get_mtime): New method.
7991 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
7992 Renamed from timestamp_nsec.
7993 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
7995 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
7997 (Incremental_inputs::report_archive): Save mtime; style fix.
7998 (Incremental_inputs::report_obejct): Save mtime; style fix.
7999 (Incremental_inputs::report_script): Save mtime; style fix.
8000 (Incremental_inputs::finalize_inputs): Style fix.
8001 (Incremental_inputs::finalize): Style fix.
8002 (Incremental_inputs::create_input_section_data): Store inputs
8004 * incremental.h (Incremental_inputs::report_script): Add mtime
8006 (Incremental_inputs::Input_info::Input_info): Intialize only one
8008 (Incremental_inputs::Input_info::archive): Move to nameless
8010 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8011 (Incremental_inputs::Input_info::script): Move to nameless union.
8012 (Incremental_inputs::mtime): New field.
8013 * script.cc (read_input_script): Pass file mtime to
8015 * script.h (Script_info::inputs): Style fix.
8017 2009-07-01 Ian Lance Taylor <ian@airs.com>
8019 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8022 2009-06-24 Ian Lance Taylor <iant@google.com>
8025 * layout.cc (Layout::choose_output_section): If we find an
8026 existing section, update the flags.
8027 (Layout::create_notes): New function, broken out of
8029 (Layout::finalize): Don't create note sections.
8030 (Layout::create_note): Don't crash if linker script discards
8032 (Layout::create_gold_note): Likewise.
8033 (Layout::create_build_id): Likewise. Don't set
8034 after_input_sections on the section.
8035 (Layout::create_executable_stack_info): Remove target parameter.
8037 * layout.h (class Layout): Declare create_notes. Update
8038 declaration of create_executable_stack_info.
8039 * gold.cc (queue_middle_tasks): Call create_notes.
8040 * output.cc (Output_section::update_flags_for_input_section): Move
8041 here from output.h. If SHF_ALLOC flag is newly set, mark address
8043 * output.h (Output_data::mark_address_invalid): New function.
8044 (class Output_section): Only declare, not define,
8045 update_flags_for_input_section. Remove set_flags.
8047 2009-06-24 Ian Lance Taylor <iant@google.com>
8049 * script-sections.cc (Output_section_definition::
8050 set_section_addresses): Rename shadowing local load_address to
8053 2009-06-24 Ian Lance Taylor <iant@google.com>
8056 * reloc.cc (relocate_sections): Skip empty relocation sections.
8058 2009-06-23 Ian Lance Taylor <iant@google.com>
8061 * layout.cc (Layout::create_note): Use choose_output_section
8062 rather than make_output_section.
8064 2009-06-23 Ian Lance Taylor <iant@google.com>
8067 * options.cc (General_options::parse_V): Set printed_version_.
8068 (General_options::General_options): Initialize printed_version_.
8069 * options.h (class General_options): Add printed_version_ field.
8070 * gold.cc (queue_initial_tasks): If there are no input files,
8071 don't give a fatal error if we printed the version information.
8072 (queue_middle_tasks): If using -r with a shared object, give a
8073 fatal error rather than an ordinary error.
8075 2009-06-23 Ian Lance Taylor <iant@google.com>
8078 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8079 (Layout::make_output_section): Set have_stabstr_section_ if we see
8080 a .stab*str section.
8081 (Layout::finalize): Call link_stabs_sections.
8082 (Layout::link_stabs_sections): New file.
8083 * layout.h (class Layout): Add have_stabstr_section_ field.
8084 Declare link_stabs_sections.
8086 2009-06-23 Doug Kwan <dougkwan@google.com>
8088 * Makefile.am (libgold_a_LIBADD): New.
8089 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8090 * Makefile.in: Regenerate.
8091 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8092 * configure: Regenerate.
8093 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8094 * fileread.cc: Include sys/state.h
8095 * gold.h: Declare memmem and strndup if found missing.
8096 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8098 2009-06-23 Ian Lance Taylor <iant@google.com>
8100 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8101 * configure: Rebuild.
8103 2009-06-23 Ian Lance Taylor <iant@google.com>
8106 * object.cc (Object::section_contents): Don't try to get a view if
8107 the section has length zero.
8108 (Object::handle_gnu_warning_section): If the section is empty, use
8109 the name of the section as the warning.
8111 2009-06-23 Ian Lance Taylor <iant@google.com>
8114 * stringpool.h (class Stringpool_template): Add optimize_ field.
8115 (Stringpool_template::set_optimize): New function.
8116 * stringpool.cc (Stringpool_template::Stringpool_template):
8117 Initialize optimize_ field.
8118 (Stringpool_template::set_string_offsets): Test local optimize
8119 fild rather than parameter.
8120 * layout.cc (Layout::Layout): Call set_optimize on the section
8123 2009-06-22 Ian Lance Taylor <iant@google.com>
8126 * yyscript.y: Parse TARGET.
8127 * script.cc (script_set_target): New function.
8128 * script-c.h (script_set_target): Declare.
8129 * options.cc (General_options::string_to_object_format): Rename
8130 from string_to_object_format in anonymous namespace. Change
8132 * options.h (class General_options): Declare
8133 string_to_object_format.
8135 2009-06-22 Ian Lance Taylor <iant@google.com>
8137 * script-sections.cc (Script_sections::create_segments): Don't put
8138 program headers in a PT_LOAD segment if -n or -N.
8140 2009-06-22 Ian Lance Taylor <iant@google.com>
8143 * options.h (class General_options): Add -z lazy and -z now. Sort
8144 -z options into alphabetical order.
8145 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8147 2009-06-21 Ian Lance Taylor <iant@google.com>
8149 * layout.cc (Layout::make_output_section): Call
8150 Target::new_output_section.
8151 (Layout::attach_allocated_section_to_segment): Put large section
8152 sections in a separate load segment with the large segment flag
8154 (Layout::segment_precedes): Sort large data segments after other
8156 (align_file_offset): New static function.
8157 (Layout::set_segment_offsets): Use align_file_offset.
8158 * output.h (class Output_section): Add is_small_section_ and
8159 is_large_section_ fields.
8160 (Output_section::is_small_section): New function.
8161 (Output_section::set_is_small_section): New function.
8162 (Output_section::is_large_section): New function.
8163 (Output_section::set_is_large_section): New function.
8164 (Output_section::is_large_data_section): New function.
8165 (class Output_segment): Add is_large_data_segment_ field.
8166 (Output_segment::is_large_data_segment): New function.
8167 (Output_segment::set_is_large_data_segment): New function.
8168 * output.cc (Output_section::Output_section): Initialize new
8170 (Output_segment::Output_segment): Likewise.
8171 (Output_segment::add_output_section): Add assertion that large
8172 data sections always go in large data segments. Force small data
8173 sections to the end of the list of data sections. Force small BSS
8174 sections to the start of the list of BSS sections. For large BSS
8175 sections to the end of the list of BSS sections.
8176 * symtab.h (class Symbol): Declare is_common_shndx.
8177 (Symbol::is_defined): Check Symbol::is_common_shndx.
8178 (Symbol::is_common): Likewise.
8179 (class Symbol_table): Define enum Commons_section_type. Update
8180 declarations. Add small_commons_ and large_commons_ fields.
8181 * symtab.cc (Symbol::is_common_shndx): New function.
8182 (Symbol_table::Symbol_table): Initialize new fields.
8183 (Symbol_table::add_from_object): Put small and large common
8184 symbols in the right list.
8185 (Symbol_table::sized_finalized_symbol): Check
8186 Symbol::is_common_shndx.
8187 (Symbol_table::sized_write_globals): Likewise.
8188 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8189 common symbol lists. Don't call do_allocate_commons_list if the
8191 (Symbol_table::do_allocate_commons_list): Remove is_tls
8192 parameter. Add comons_section_type parameter. Change all
8193 callers. Handle small and large common symbols.
8194 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8195 Symbol::is_common_shndx.
8196 * resolve.cc (symbol_to_bits): Likewise.
8197 * target.h (Target::small_common_shndx): New function.
8198 (Target::small_common_section_flags): New function.
8199 (Target::large_common_shndx): New function.
8200 (Target::large_common_section_flags): New function.
8201 (Target::new_output_section): New function.
8202 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8203 small_common_section_flags, and large_common_section_flags
8205 (Target::do_new_output_section): New virtual function.
8206 * arm.cc (Target_arm::arm_info): Initialize new fields.
8207 * i386.cc (Target_i386::i386_info): Likewise.
8208 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8210 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8211 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8212 (Target_x86_64::do_new_output_section): New function.
8213 * configure.ac: Define conditional MCMODEL_MEDIUM.
8214 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8215 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8216 (large_LDFLAGS): Define.
8217 * testsuite/large.c: New file.
8218 * testsuite/testfile.cc (Target_test::test_target_info):
8219 Initialize new fields.
8220 * configure, testsuite/Makefile.in: Rebuild.
8222 2009-06-05 Doug Kwan <dougkwan@google.com>
8224 * Makefile.am (CCFILES): Add target.cc.
8225 * Makefile.in: Regenerate.
8226 * i386.cc (class Target_i386): Define new virtual method to
8227 override do_is_local_label_name in parent.
8228 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8229 local symbols if --discard-locals or -X is given.
8230 * options.h (class General_options): Declare new options
8231 '--discard-locals' and '-X' for discarding locals.
8232 * target.h (class Target): Define new methods is_local_label_name.
8233 Declare new virtual method do_is_local_label_name.
8234 * target.cc: New file.
8235 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8236 (check_SCRIPTS): Add discard_locals_test.sh.
8237 (check_DATA): Add discard_local_tests.syms.
8238 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8239 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8240 * testsuite/Makefile.in: Regenerate.
8241 * testsuite/discard_locals_test.c: New file.
8242 * testsuite/discard_locals_test.sh: Same.
8244 2009-06-05 Doug Kwan <dougkwan@google.com>
8246 * object.cc (Sized_relobj::Sized_relobj): Initialize
8247 discarded_eh_frame_shndx_ to -1U.
8248 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8250 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8251 a discarded .eh_frame section.
8252 (Sized_relobj::do_finalize_local_symbols): Ditto.
8253 * object.h (class Sized_relobj): Declare new member
8254 discarded_eh_frame_shndx_.
8255 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8256 (local_labels_test.o, local_labels_test): New rules.
8257 * testsuite/Makefile.in: Regenerate.
8259 2009-06-04 Doug Kwan <dougkwan@google.com>
8261 * layout.cc (Layout::section_name_mapping): Add mapping for
8262 special ARM sections.
8264 2009-06-03 Doug Kwan <dougkwan@google.com>
8266 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8267 (utils::has_overflow): Same.
8269 2009-06-03 Ian Lance Taylor <iant@google.com>
8271 * layout.cc (Layout::section_name_mapping): New array, replacing
8272 Layout::linkonce_mapping.
8273 (Layout::section_name_mapping_count): New variable, replacing
8274 Layout::linkonce_mapping_count.
8275 (Layout::linkonce_output_name): Remove.
8276 (Layout::output_section_name): Rewrite.
8277 * layout.h (class Layout): Rename Linkonce_mapping to
8278 Section_name_mapping, linkonce_mapping to section_name_mapping,
8279 linkonce_mapping_count to section_name_mapping_count. Don't
8280 declare linkonce_output_name.
8282 2009-06-03 Doug Kwan <dougkwan@google.com>
8284 * gold/arm.cc (namespace utils): New.
8285 (Target_arm::reloc_is_non_pic): Define new method.
8286 (class Arm_relocate_functions): New.
8287 (Target_arm::Relocate::relocate): Handle relocation types used by
8290 2009-06-03 Ian Lance Taylor <iant@google.com>
8292 * arm.cc (Target_arm::scan::global): Use || instead of |.
8294 2009-06-02 Doug Kwan <dougkwan@google.com>
8296 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8297 issued_non_pic_error_.
8298 (class Target_arm::Scan): Declare new method check_non_pic.
8299 Define new method symbol_needs_plt_entry.
8300 Declare new data member issued_non_pic_error_.
8301 (class Target_arm::Relocate): Declare new method
8302 should_apply_static_reloc.
8303 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8304 (Target_arm::Scan::check_non_pic): Define new method.
8305 (Target_arm::Scan::local): Handle a small subset of reloc types used
8307 (Target_arm::Scan::local): Same.
8308 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8310 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8312 * incremental.cc (Incremental_inputs::report_command_line): Filter
8313 out --incremental-* options.
8315 2009-05-29 Doug Kwan <dougkwan@google.com>
8317 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8319 (class Target_arm): Update comment.
8320 (Target_arm::Target_arm): Initialize new data members GOT_,
8321 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8322 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8323 and Target_arm::rel_dyn_section.
8324 Declare new_enum Target_arm::Got_type.
8325 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8327 Update commments for member do_dynsym_value.
8328 (Target_arm::got_size, Target_arm::plt_section,
8329 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8330 new methods inside class defintion.
8331 (Target_arm::got_section): Define new method.
8332 (Target_arm::rel_dyn_section): Same.
8333 (Output_data_plt_arm): New template class.
8334 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8335 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8336 (Output_data_plt_arm::add_entry): Same.
8337 (Output_data_plt_arm::first_plt_entry): Define new
8338 static data member for PLT instruction template.
8339 (Output_data_plt_arm::plt_entry): Same.
8340 (Output_data_plt_arm::do_write): Define new method.
8341 (Target_arm::make_plt_entry): Same.
8342 (Target_arm::do_finalize_sections): Same.
8343 (Target_arm::do_dynsym_value): Same.
8345 2009-05-28 Doug Kwan <dougkwan@google.com>
8347 * Makefile.am (TARGETSOURCES): Add arm.cc.
8348 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8349 * Makefile.in: Regenerate.
8351 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8353 2009-05-26 Doug Kwan <dougkwan@google.com>
8355 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8356 (General_options::check_excluded_libs): Strip off directories in
8357 archive name before matching like GNU ld does.
8358 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8359 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8360 (exclude_libs_test_LDFLAGS): Add linker option
8361 -Wl,--exclude-libs,libexclude_libs_test_3
8362 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8363 an explicit archive without using -l.
8364 (alt/libexclude_libs_test_3.a): New make rule.
8365 * testsuite/Makefile.in: Regenerate.
8366 * testsuite/exclude_libs_test.c : Declare lib3_default().
8368 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8369 * exclude_libs_test_3.c: New file.
8371 2009-05-26 Nick Clifton <nickc@redhat.com>
8373 * po/id.po: New Indonesian translation.
8374 * po/gold.pot: Updated template file.
8376 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8378 * testsuite/Makefile.am: Add -ffunction-sections to compile
8379 gc_comdat_test files. Add -Wl,--gc-sections to build
8381 * testsuite/Makefile.in: Regenerate.
8382 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8384 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8386 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8387 kept comdat section was garbage collected.
8388 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8389 * testsuite/Makefile.in: Regenerate.
8390 * testsuite/gc_comdat_test.sh: New file.
8391 * testsuite/gc_comdat_test_1.cc: New file.
8392 * testsuite/gc_comdat_test_2.cc: New file.
8394 2009-05-19 Doug Kwan <dougkwan@google.com>
8396 * archive.cc (Archive::Archive): Move constructor from archive.h
8397 to here. Initialize no_export_.
8398 (Archive::get_elf_object_for_member): Set no_export flag of object.
8399 * archive.h (Archive::Archive): Move constructor body to
8401 (Archive::no_export): New method.
8402 (Archive::no_export_): New field.
8403 * object.h (Object::Object): Initialize no_export_ to false.
8404 (Object::no_export, Object::set_no_export): New methods.
8405 (Object::no_export_): New field.
8406 * options.cc (General_options::parse_exclude_libs): New method.
8407 (General_options::check_excluded_libs) Same.
8408 * options.h (exclude_libs): New option.
8409 (General_options::check_excluded_libs): New method declaration.
8410 (General_options::excluded_libs_): New field.
8411 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8412 default or protected visibility if an object has no-export flag set.
8413 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8414 (check_SCRIPTS): Add exclude_libs_test.sh.
8415 (check_DATA): Add exclude_libs_test.syms.
8416 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8417 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8418 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8419 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8420 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8421 libexclude_libs_test_2.a): New rules.
8422 * testsuite/Makefile.in: Regenerate.
8423 * testsuite/exclude_libs_test.c: New file.
8424 * testsuite/exclude_libs_test.sh: Ditto.
8425 * testsuite/exclude_libs_test_1.c: Ditto.
8426 * testsuite/exclude_libs_test_2.c: Ditto.
8428 2009-05-15 Ian Lance Taylor <iant@google.com>
8430 * configure.ac: Check for declarations for cases where libiberty.h
8431 checks HAVE_DECL_xxx.
8432 * configure, config.in: Rebuild.
8434 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8436 * gold.h (Incremental_argument_list): Remove (invalid) forward
8438 * incremental.cc (Incremental_inputs::report_achive): New method.
8439 (Incremental_inputs::report_object): New method.
8440 (Incremental_inputs::report_script): New method.
8441 (Incremental_inputs::finalize_inputs): New method.
8442 (Incremental_inputs::finalize): Call finalize_inputs().
8443 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8444 Create inputs entries.
8445 * incremental.h (Incremental_input_type): New enum.
8446 (Incremental_inputs::Incremental_input): Initialize new fields.
8447 (Incremental_inputs::report_inputs): New method.
8448 (Incremental_inputs::report_achive): New method.
8449 (Incremental_inputs::report_object): New method.
8450 (Incremental_inputs::report_script): New method.
8451 (Incremental_inputs::finalize_inputs): New method.
8452 (Incremental_inputs::Input_info): New struct.
8453 (Incremental_inputs::Input_info_map): New typedef.
8454 (Incremental_inputs::lock_): New field.
8455 (Incremental_inputs::Inputs_): New field.
8456 (Incremental_inputs::Inputs_map): New field.
8457 * main.cc (main): Call Incremental_input::report_inputs.
8458 * options.h (Input_argument_list): Typedef moved from
8460 (Input_file_group::Files): Remove, use ::Input_argument_list.
8461 (Input_file_group::Input_argument_list): Remove, use
8462 ::Input_argument_list.
8463 * plugin.cc (Plugin_manager::add_input_file): Add error in
8465 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8467 * script.cc (read_input_script): Call
8468 Incremental_input::report_script.
8469 * script.h (Script_info): New class.
8471 2009-04-27 Ian Lance Taylor <iant@google.com>
8473 * x86_64.cc (do_adjust_output_section): Set entsize to
8476 2009-04-23 Elliott Hughes <enh@google.com>
8478 * output.cc (Output_file::close): After short writes, continue
8479 writing from the correct offset in the buffer being written.
8481 2009-04-23 Chris Demetriou <cgd@google.com>
8483 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8484 * configure: Regenerate.
8485 * config.in: Regenerate.
8486 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8487 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8489 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8491 * incremental.cc (Incremental_inputs_header_data): Renamed from
8492 Incremental_input_header_data.
8493 (Incremental_inputs_header_data::data_size): New field.
8494 (Incremental_inputs_header_data::put_input_file_count): Renamed
8495 from input_file_count.
8496 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8497 from command_line_offset.
8498 (Incremental_inputs_header_data::put_reserved): Renamed from
8500 (Incremental_inputs_entry_data): Renamed from
8501 Incremental_input_entry_data.
8502 (Incremental_inputs_entry_data::data_size): New field.
8503 (Incremental_inputs::report_command_line): New method.
8504 (Incremental_inputs::finalize): New method.
8505 (Incremental_inputs::create_incremental_inputs_data): New method.
8506 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8507 * incremental.h: New file.
8508 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8509 (Layout::finalize): Create incremental inputs section in
8511 (Layout::create_incremental_info_sections): New method.
8512 * layout.h (Layout::incremental_inputs): New method.
8513 (Layout::create_incremental_info_sections): New method.
8514 (Layout::incremental_inputs_): New field.
8515 * main.cc (main): Notify Incremental_input of the command line.
8517 2009-04-01 Ian Lance Taylor <iant@google.com>
8518 Mikolaj Zalewski <mikolajz@google.com>
8520 * gold.h (reserve_unordered_map): Define, three versions, one for
8521 each version of Unordered_map.
8522 * layout.cc (Layout::Layout): Remove options parameter. Add
8523 number_of_input_files parameter. Don't initialize options_.
8524 Initialize number_of_input_files_ and resized_signatures_. Move
8525 sections_are_attached_.
8526 (Layout::layout_group): Reserve space for group_signatures_.
8527 (Layout::find_or_add_kept_section): Change name parameter to be a
8528 reference. Resize signatures_ map when it gets large enough.
8529 (Layout::layout_eh_frame): Use parameters->options() instead of
8531 (Layout::make_output_section): Likewise.
8532 (Layout::attach_allocated_section_to_segment): Likewise.
8533 (Layout::finalize, Layout::create_executable_stack): Likewise.
8534 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8535 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8536 * layout.h (class Layout): Update declarations. Remove options_
8537 field. Add number_of_input_files_ and resized_signatures_
8538 fields. Move sections_are_attached_ field.
8539 * main.cc (main): Pass number of input files to Layout
8540 constructor. Don't pass options.
8542 2009-03-30 Ian Lance Taylor <iant@google.com>
8544 * ffsll.c (ffsll): Correct implementation.
8546 2009-03-27 Ian Lance Taylor <iant@google.com>
8548 * ffsll.c: New file.
8549 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8550 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8551 * ftruncate.c (ftruncate): Declare before definition.
8552 * mremap.c (mremap): Likewise.
8553 * pread.c (pread): Likewise.
8554 * configure, Makefile.in, config.in: Rebuild.
8556 * mremap.c: New file.
8557 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8558 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8559 (mremap): Declare if HAVE_MREMAP is not defined.
8560 * configure, Makefile.in, config.in: Rebuild.
8562 2009-03-27 Cary Coutant <ccoutant@google.com>
8564 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8565 position independent.
8566 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8567 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8569 2009-03-24 Cary Coutant <ccoutant@google.com>
8571 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8573 (needs_dynamic_reloc): Likewise.
8575 2009-03-24 Ian Lance Taylor <iant@google.com>
8577 * yyscript.y (file_cmd): Recognize EXTERN.
8578 (extern_name_list, extern_name_list_body): New nonterminals.
8579 * script.cc (script_add_extern): Define.
8580 * script-c.h (script_add_extern): Declare.
8582 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8584 * object.cc (is_elf_object): Define.
8585 * object.h (is_elf_object): Declare.
8586 * archive.cc (Archive::get_elf_object_for_member): Call
8588 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8590 2009-03-24 Elliott Hughes <enh@google.com>
8592 * output.cc (Output_file::map_anonymous): Define.
8593 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8594 try an anonymous one. Report the size if the mmap fails.
8595 * output.h (class Output_file): Declare map_anonymous.
8597 2009-03-24 Ian Lance Taylor <iant@google.com>
8599 * target-select.cc (instantiate_target): Don't acquire the lock if
8600 the instantiated_target_ field has already been set.
8602 2009-03-23 Ian Lance Taylor <iant@google.com>
8604 * gold-threads.h (class Initialize_lock): Define.
8605 * gold-threads.cc (class Initialize_lock_once): Define.
8606 (initialize_lock_control): New static variable.
8607 (initialize_lock_pointer): New static variable.
8608 (initialize_lock_once): New static function.
8609 (Initialize_lock::Initialize_lock): Define.
8610 (Initialize_lock::initialize): Define.
8611 * target-select.h: Include "gold-threads.h".
8612 (class Target_selector): Add lock_ and initialize_lock_ fields.
8613 Don't define instantiate_target, just declare it.
8614 * target-select.cc (Target_selector::Target_selector): Initialize
8616 (Target_selector::instantiate_target): Define.
8617 * descriptors.h: Include "gold-threads.h".
8618 (class Descriptors): Add initialize_lock_ field.
8619 * descriptors.cc (Descriptors::Descriptors): Initialize new
8621 (Descriptors::open): Use initialize_lock_ field
8622 * errors.h (class Errors): Add initialize_lock_ field.
8623 * errors.cc (Errors::Errors): Initialize new field.
8624 (Errors::initialize_lock): Use initialize_lock_ field.
8625 * powerpc.cc (class Target_selector_powerpc): Remove
8626 instantiated_target_ field. In do_recognize call
8627 instantiate_target rather than do_instantiate_target. In
8628 do_instantiate_target just allocate a new target.
8629 * sparc.cc (class Target_selector_sparc): Likewise.
8631 * freebsd.h: New file.
8632 * i386.cc: Include "freebsd.h".
8633 (Target_i386): Derive from Target_freebsd rather than
8635 (Target_selector_i386): Derive from Target_selector_freebsd rather
8636 than Target_selector.
8637 * x86_64.cc: Include "freebsd.h".
8638 (Target_x86_64): Derive from Target_freebsd rather than
8640 (Target_selector_x86_64): Derive from Target_selector_freebsd
8641 rather than Target_selector.
8642 * target.h (class Target): Add adjust_elf_header and
8643 do_adjust_elf_header.
8644 * output.cc (Output_file_header:: do_sized_write): Call target
8645 adjust_elf_header routine.
8646 * configure.tgt: Set targ_osabi.
8647 * configure.ac: Define GOLD_DEFAULT_OSABI.
8648 * parameters.cc (Parameters::default_target): Pass
8649 GOLD_DEFAULT_OSABI to select_target.
8650 * target-select.h (class Target_selector): Make instantiate_target
8651 protected rather than private.
8652 * Makefile.am (HFILES): Add freebsd.h.
8653 * configure, Makefile.in, config.in: Rebuild.
8655 * merge.cc (do_add_input_section): Correct pend value. Change
8656 message about last entry not being null terminated from error to
8659 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8661 * incremental.cc: New file.
8662 * Makefile.am (CCFILES): Add incremental.cc.
8663 * Makefile.in: Rebuild.
8665 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8667 * layout.cc (Layout::output_section_name): Preserve names
8668 of '.note.' sections.
8670 2009-03-19 Ian Lance Taylor <iant@google.com>
8672 * descriptors.cc (Descriptors::open): Check that the options are
8673 valid before using them.
8675 2009-03-18 Ian Lance Taylor <iant@google.com>
8677 * script-sections.h: Include <list>.
8678 (class Script_sections): Change Sections_elements from std::vector
8679 to std::list. Typedef public Elements_iterator. Add
8680 orphan_section_placement_, data_segment_align_start_, and
8681 saw_data_segment_align_ fields. Remove data_segment_align_index_
8683 * script-sections.cc (class Orphan_section_placement): New class.
8684 (class Sections_element): Add virtual functions is_relro and
8685 orphan_section_init. Remove virtual function place_orphan_here.
8686 (class Output_section_definition): Add is_relro and
8687 orphan_section_init. Remove place_orphan_here.
8688 (class Orphan_output_section): Likewise.
8689 (Script_sections::Script_sections): Update for field changes.
8690 (Script_sections::data_segment_align): Set saw_data_segment_align_
8691 and data_segment_align_start_, not data_segment_align_index.
8692 (Script_sections::data_segment_relro_end): Check
8693 saw_data_segment_align_. Use data_segment_align_start_ rather
8694 than data_segment_align_index_.
8695 (Script_sections::place_orphan): Rewrite to use
8696 Orphan_section_placement.
8698 2009-03-17 Ian Lance Taylor <iant@google.com>
8700 * archive.cc (Archive::add_symbols): Check for a version attached
8701 to the symbol name in the archive map.
8702 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8703 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8704 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8705 (ver_test_11.a): New target.
8706 * testsuite/Makefile.in: Rebuild.
8708 * configure.ac: Check for chsize and posix_fallocate. Replace
8710 * ftruncate.c: New file, from gnulib.
8711 * output.cc (posix_fallocate): Define dummy version if not
8712 HAVE_POSIX_FALLOCATE.
8713 (Output_file::map): Call posix_fallocate rather than lseek and
8715 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8716 * configure, Makefile.in, config.in: Rebuild.
8718 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8720 * layout.h (Layout::create_note): Add section_name parameter.
8721 * layout.cc (Layout::create_note): Likewise.
8722 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8724 2009-03-17 Ian Lance Taylor <iant@google.com>
8726 * descriptors.cc: Include "options.h".
8727 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8728 (Descriptors::open): Always use O_CLOEXEC when opening a new
8729 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8730 then set FD_CLOEXEC.
8732 * sparc.cc (class Target_sparc): Add has_got_section.
8733 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8734 make sure we have a GOT section.
8736 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8737 (Target_sparc::Scan::local): Likewise.
8738 (Target_sparc::Scan::global): Likewise.
8739 (Target_sparc::Relocate::relocate): Likewise.
8740 (Target_sparc::Relocate::relocate_tls): Likewise.
8742 * symtab.cc (Symbol_table::define_default_version): New function,
8743 broken out of add_from_object.
8744 (Symbol_table::add_from_object): Call define_default_version.
8745 (Symbol_table::define_special_symbol): Add resolve_oldsym
8746 parameter. Change all callers. If the version for a symbol comes
8747 from a version script, resolve it with the symbol with the same
8748 name with no version. Also add the symbol without a version if
8750 (do_define_in_output_data): If resolving with oldsym, don't delete
8752 (do_define_in_output_segment): Likewise.
8753 (do_define_as_constant): Likewise.
8754 * symtab.h (class Symbol_table): Update declarations.
8756 2009-03-13 Ian Lance Taylor <iant@google.com>
8758 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8759 (Read_symbols::requeue): New function.
8760 (Read_symbols::do_read_symbols): If make_elf_object fails because
8761 the target type is not configured, and the file was searched for,
8762 issue a warning and retry with the next directory.
8763 (Add_symbols::run): If the file has an incompatible format, and
8764 it was searched for, requeue the Read_symbols task. On error,
8766 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8767 dirindex parameter to constructor. Change all callers. Declare
8768 incompatible_warning and requeue.
8769 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8770 input_argument_ and input_group_ fields. Add them to
8771 constructor. Change all callers.
8772 (class Read_script): Add dirindex_ field. Add it to constructor.
8774 * archive.cc (Archive::setup): Remove input_objects parameter.
8776 (Archive::get_file_and_offset): Likewise.
8777 (Archive::read_all_symbols): Likewise.
8778 (Archive::read_symbols): Likewise.
8779 (Archive::get_elf_object_for_member): Remove input_objects
8780 parameter. Add punconfigured parameter. Change all callers.
8781 (Archive::add_symbols): Change return type to bool. Check return
8782 value of include_member.
8783 (Archive::include_all_members): Likewise.
8784 (Archive::include_member): Change return type to bool. Return
8785 false if first included object has incompatible target. Set
8786 included_member_ field.
8787 (Add_archive_symbols::run): If add_symbols returns false, requeue
8789 * archive.h (class Archive): Add included_member_ field.
8790 Initialize it in constructor. Add input_file and searched_for
8791 methods. Update declarations.
8792 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8793 input_argument_ fields. Add them to constructor. Change all
8795 * script.cc: Include "target-select.h".
8796 (class Parser_closure): Add skip_on_incompatible_target_ and
8797 found_incompatible_target_ fields. Add
8798 skip_on_incompatible_target parameter to constructor. Change all
8799 callers. Add methods skip_on_incompatible_target,
8800 clear_skip_on_incompatible_target, found_incompatible_target, and
8801 set_found_incompatible_target.
8802 (read_input_script): Add dirindex parameter. Change all callers.
8803 If parser finds an incompatible target, requeue Read_symbols
8805 (script_set_symbol): Clear skip_on_incompatible_target in
8807 (script_add_assertion, script_parse_option): Likewise.
8808 (script_start_sections, script_add_phdr): Likewise.
8809 (script_check_output_format): New function.
8810 * script.h (read_input_script): Update declaration.
8811 * script-c.h (script_check_output_format): Declare.
8812 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
8813 (ignore_cmd): Remove OUTPUT_FORMAT.
8814 * fileread.cc (Input_file::Input_file): Add explicit this.
8815 (Input_file::will_search_for): New function.
8816 (Input_file::open): Add pindex parameter. Change all callers.
8817 * fileread.h (class Input_file): Add input_file_argument method.
8818 Declare will_search_for. Update declarations.
8819 * object.cc (make_elf_object): Add punconfigured parameter.
8821 * object.h (class Object): Make input_file public. Add
8822 searched_for method.
8823 (make_elf_object): Update declaration.
8824 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
8826 * dirsearch.h (class Dirsearch): Update declaration.
8827 * options.h (class General_options): Add --warn-search-mismatch.
8828 * parameters.cc (Parameters::is_compatible_target): New function.
8829 * parameters.h (class Parameters): Declare is_compatible_target.
8830 * workqueue.cc (Workqueue::add_blocker): New function.
8831 * workqueue.h (class Workqueue): Declare add_blocker.
8833 * fileread.cc (Input_file::open): Remove options parameter.
8835 (Input_file::open_binary): Likewise.
8836 * script.cc (read_input_script): Likewise.
8837 * readsyms.h (class Read_symbols): Remove options_ field. Remove
8838 options parameter from constructor. Change all callers.
8839 (class Read_script): Likewise.
8840 * fileread.h (class Input_file): Update declarations.
8841 * script.h (read_input_script): Update declaration.
8843 2009-03-10 Nick Clifton <nickc@redhat.com>
8845 * po/es.po: New Spanish translation.
8847 2009-03-06 Cary Coutant <ccoutant@google.com>
8849 * options.cc (parse_short_option): Keep dash_z from registering itself.
8851 2009-03-03 Ian Lance Taylor <iant@google.com>
8854 * target-reloc.h (relocate_section): Pass output_section to
8856 * i386.cc (Target_i386::should_apply_static_reloc): Add
8857 output_section parameter. Change all callers.
8858 (Target_i386::Relocate::relocate): Add output_section parameter.
8859 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
8860 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
8861 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
8862 * testsuite/two_file_shared.sh: New script.
8863 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
8864 (check_DATA): Add two_file_shared.dbg.
8865 (two_file_shared.dbg): New target.
8866 * testsuite/Makefile.in: Rebuild.
8868 2009-03-01 Ian Lance Taylor <iant@google.com>
8870 * configure.ac: Check for byteswap.h.
8871 * configure: Rebuild.
8872 * config.in: Rebuild.
8874 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
8876 * layout.cc (Layout::find_or_add_kept_section): New function.
8877 (Layout::add_comdat): Removed.
8878 * layout.h (struct Kept_section): Move out of class Layout.
8879 Remove trailing underscores from field names. Add group_sections
8880 field. Rename group_ field to is_group. Change all uses.
8881 (class Layout): Declare find_or_add_kept_section, not add_comdat.
8882 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
8883 comdat_groups_ field.
8884 (Sized_relobj::include_section_group): Use
8885 find_or_add_kept_section and Kept_section::group_sections.
8886 (Sized_relobj::include_linkonce_section): Likewise.
8887 * object.cc (class Sized_relobj): Don't define Comdat_group or
8888 Comdat_group_table. Remove find_comdat_group and
8889 add_comdat_group. Remove comdat_groups_ field.
8890 * plugin.cc (include_comdat_group): Use
8891 Layout::find_or_add_kept_section.
8893 2009-02-28 Ian Lance Taylor <iant@google.com>
8895 * README: --gc-sections and map files are now supported. Document
8896 some build requirements.
8899 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
8900 relocatable link set the value of the section symbol to zero.
8901 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
8902 relocatable link don't include the section address in the local
8905 2009-02-27 Ian Lance Taylor <iant@google.com>
8908 * options.h (class Search_directory): Add is_system_directory.
8909 (class General_options): Declare is_in_system_directory.
8910 * options.cc (get_relative_sysroot): Make static.
8911 (get_default_sysroot): Make static.
8912 (General_optoins::is_in_system_directory): New function.
8913 * fileread.cc (Input_file::is_in_system_directory): New function.
8914 * fileread.h (class Input_file): Declare is_in_system_directory.
8915 * object.h (class Object): Add is_in_system_directory.
8916 (class Input_objects): Remove system_library_directory_ field.
8917 * object.cc (Input_objects::add_object): Don't set
8918 system_library_directory_.
8919 (input_objects::found_in_system_library_directory): Remove.
8920 * symtab.cc (Symbol_table::write_globals): Remove input_objects
8921 parameter. Change all callers.
8922 (Symbol_table::sized_write_globals): Likewise.
8923 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
8924 Call Object::is_in_system_directory.
8925 * symtab.h (class Symbol_table): Update declarations.
8928 * descriptors.h (Open_descriptor): Add is_on_stack field.
8929 * descriptors.cc (Descriptors::open): If the descriptor is on the
8930 top of the stack, remove it. Initialize is_on_stack field.
8931 (Descriptors::release): Only add pod to stack if it is not on the
8933 (Descriptors::close_some_descriptor): Clear stack_next and
8937 * output.cc (Output_section::find_starting_output_address): Rename
8938 from starting_output_address; add PADDR parameter; change return
8940 * output.h (class Output_section): Declare
8941 find_starting_output_address instead of starting_output_address.
8942 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
8943 section symbol for which we can't find a merge section.
8946 * symtab.cc (Symbol_table::add_from_object): If the visibility is
8947 hidden or internal, force the symbol to be local.
8948 * resolve.cc (Symbol::override_visibility): Define.
8949 (Symbol::override_base): Use override_visibility.
8950 (Symbol_table::resolve): Likewise.
8951 (Symbol::override_base_with_special): Likewise.
8952 (Symbol_table::override_with_special): If the visibility is hidden
8953 or internal, force the symbol to be local.
8954 * symtab.h (class Symbol): Add set_visibility and
8955 override_visibility.
8956 * testsuite/ver_test_1.sh: New file.
8957 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
8958 (check_DATA): Add ver_test_1.syms.
8959 (ver_test_1.syms): New target.
8960 * testsuite/Makefile.in: Rebuild.
8962 2009-02-25 Cary Coutant <ccoutant@google.com>
8964 * layout.cc (Layout::choose_output_section): Don't rename sections
8965 when using a linker script that has a SECTIONS clause.
8966 * Makefile.in: Regenerate.
8968 * testsuite/Makefile.am (script_test_5.sh): New test case.
8969 * testsuite/Makefile.in: Regenerate.
8970 * testsuite/script_test_5.cc: New file.
8971 * testsuite/script_test_5.sh: New file.
8972 * testsuite/script_test_5.t: New file.
8974 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
8976 * archive.cc (Archive::include_member): Update calls to add_symbols.
8977 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
8978 the Layout argument.
8979 * dynobj.h (do_add_symbols): Add the Layout argument.
8980 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
8982 * object.h (Object::add_symbols): Add the Layout argument.
8983 (Object::do_add_symbols): Add the Layout argument.
8984 (Sized_relobj::do_add_symbols): Add the Layout argument.
8985 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
8986 Unify the two versions.
8987 (Add_plugin_symbols): Remove.
8988 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
8989 (Sized_pluginobj::do_add_symbols): Unify the two versions.
8990 (Add_plugin_symbols): Remove.
8991 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
8992 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
8993 (Add_symbols::run): Make it work with Pulginobj.
8995 2009-02-06 Ian Lance Taylor <iant@google.com>
8997 * object.cc (Sized_relobj::do_layout): Make info message start
8998 with lower case letter.
9000 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9002 * binary.cc: Fix file comment.
9004 * options.h (enum Incremental_disposition): Define.
9005 (class General_options): Add new options: --incremental,
9006 --incremental_changed, --incremental_unchanged,
9007 --incremental_unknown. Add incremental_disposition_ and
9008 implicit_incremental_ fields.
9009 (General_options::incremental_disposition): New function.
9010 (class Position_dependent_options): Add incremental_disposition
9012 (Position_dependent_options::copy_from_options): Set incremental
9014 * options.cc (General_options::parse_incremental_changed): New
9016 (General_options::parse_incremental_unchanged): New function.
9017 (General_options::parse_incremental_unknown): New function.
9018 (General_options::General_options): Initialize new fields
9019 incremental_disposition_ and implicit_incremental_.
9020 (General_options::finalize): Check for uasge of --incremental-*
9021 without --incremental.
9023 2009-02-06 Chris Demetriou <cgd@google.com>
9025 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9026 pointer and to report location as the file name associated with
9028 (gold_undefined_symbol_at_location): New function to replace the
9029 old gold_undefined_symbol functionality.
9030 * target-reloc.h (relocate_section): Update to use
9031 gold_undefined_symbol_at_location.
9032 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9033 Call gold_undefined_symbol function rather than gold_error.
9034 * errors.h (Errors::undefined_symbol): Take location as a
9035 string, rather than calculating it from a relocation.
9036 * errors.cc (Errors::fatal): Print "fatal error:" before the
9038 (Errors::error, Errors::error_at_location): Print "error: "
9039 before the formatted message.
9040 (Errors::undefined_symbol): Take location as a string, rather
9041 than calculating it from a relocation.
9042 (gold_undefined_symbol_at_location): New function akin to
9043 old gold_undefined_symbol, calculates location from relocation.
9044 (gold_undefined_symbol): Change to take only a Symbol pointer
9045 and to report location as the file name associated with the symbol.
9046 * testsuite/debug_msg.sh: Update for changed error messages.
9047 * testsuite/undef_symbol.sh: Likewise.
9049 2009-02-04 Duncan Sands <baldrick@free.fr>
9052 * reduced_debug_output.h
9053 (Output_reduced_debug_abbrev_section::failed): Use format for
9055 (Output_reduced_debug_info_section::faild): Likewise.
9057 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9059 * script.cc (Lazy_demangler): New class.
9060 (Version_script_info::get_symbol_version_helper): Demangle a
9063 2009-01-29 Cary Coutant <ccoutant@google.com>
9065 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9067 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9069 2009-01-28 Ian Lance Taylor <iant@google.com>
9071 * version.cc (version_string): Bump to 1.9.
9073 * gold.h: Include <cstring> and <stdint.h>.
9074 * version.cc: Include <cstdio>.
9075 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9077 * reduced_debug_output.cc (insert_into_vector): Rename from
9078 Insert_into_vector; change all callers. Use Swap_unaligned to
9079 avoid aliasing issue; remove union since it is unnecessary.
9081 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9083 * Makefile.am (CCFILES): Add gc.cc.
9085 * Makefile.in: Regenerate.
9086 * gold.cc (Gc_runner): New class.
9087 (queue_initial_tasks): Call garbage collection related tasks
9088 when corresponding options are invoked.
9089 (queue_middle_gc_tasks): New function.
9090 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9091 processed early before laying out sections during garbage collection.
9092 * gold.h (queue_middle_gc_tasks): New function.
9093 (is_prefix_of): Move from "layout.cc".
9094 * i386.cc (Target_i386::gc_process_relocs): New function.
9095 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9096 * main.cc (main): Create object of class "Garbage_collection".
9097 * object.cc (Relobj::copy_symbols_data): New function.
9098 (Relobj::is_section_name_included): New function.
9099 (Sized_relobj::do_layout): Allow this function to be called twice
9100 during garbage collection and defer layout of section during the
9102 * object.h (Relobj::get_symbols_data): New function.
9103 (Relobj::is_section_name_included): New function.
9104 (Relobj::copy_symbols_data): New function.
9105 (Relobj::set_symbols_data): New function.
9106 (Relobj::get_relocs_data): New function.
9107 (Relobj::set_relocs_data): New function.
9108 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9109 (Relobj::gc_process_relocs): New function.
9110 (Relobj::do_gc_process_relocs): New pure virtual function.
9111 (Relobj::sd_): New data member.
9112 (Sized_relobj::is_output_section_offset_invalid): New function.
9113 (Sized_relobj::do_gc_process_relocs): New function.
9114 * options.h (General_options::gc_sections): Modify to not be a no-op.
9115 (General_options::print_gc_sections): New option.
9116 * plugin.cc (Plugin_finish::run): Remove function call to
9117 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9118 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9119 * reloc.cc (Read_relocs::run): Add task to process relocs and
9120 determine unreferenced sections when doing garbage collection.
9121 (Gc_process_relocs): New class.
9122 (Sized_relobj::do_gc_process_relocs): New function.
9123 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9124 sections that are garbage collected.
9125 * reloc.h (Gc_process_relocs): New class.
9126 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9127 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9128 symbols whose corresponding sections are garbage collected.
9129 (Symbol_table::Symbol_table): Add new parameter for the garbage
9131 (Symbol_table::gc_mark_undef_symbols): New function.
9132 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9133 (Symbol_table::gc_mark_dyn_syms): New function.
9134 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9136 (Symbol_table::add_from_object): Likewise.
9137 (Symbol_table::add_from_relobj): When building shared objects, do not
9138 treat externally visible symbols as garbage.
9139 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9140 table information for static and relocatable links.
9141 * symtab.h (Symbol_table::set_gc): New function.
9142 (Symbol_table::gc): New function.
9143 (Symbol_table::gc_mark_undef_symbols): New function.
9144 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9145 (Symbol_table::gc_mark_dyn_syms): New function.
9146 (Symbol_table::gc_): New data member.
9147 * target.h (Sized_target::gc_process_relocs): New pure virtual
9149 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9150 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9152 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9154 * options.h (General_options::gc_sections): Define as a no-op for now.
9155 (General_options::no_keep_memory): Ditto.
9156 (General_options::Bshareable): Define.
9157 * options.cc (General_options::finalize): Honor -Bshareable.
9159 2009-01-20 Andreas Schwab <schwab@suse.de>
9161 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9162 read the value in the contents, since we don't use it. Use the
9163 template endianness when writing.
9164 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9166 2009-01-19 Andreas Schwab <schwab@suse.de>
9168 * configure.tgt (powerpc64-*): Fix targ_obj.
9170 2009-01-15 Ian Lance Taylor <iant@google.com>
9172 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9173 local symbols when stripping all symbols.
9175 2009-01-14 Cary Coutant <ccoutant@google.com>
9177 * output.cc (Output_reloc): Add explicit instantiations.
9179 2009-01-14 Cary Coutant <ccoutant@google.com>
9181 * archive.cc (Archive::get_elf_object_for_member): Remove call
9182 to File_read::claim_for_plugin.
9183 * descriptors.cc (Descriptors::open): Remove reference to
9185 (Descriptors::claim_for_plugin): Remove.
9186 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9187 (Descriptors::is_claimed): Remove.
9188 (claim_descriptor_for_plugin): Remove.
9189 * fileread.cc (File_read::claim_for_plugin): Remove.
9190 * fileread.h (File_read::claim_for_plugin): Remove.
9191 (File_read::descriptor): Reopen descriptor if necessary.
9192 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9193 (Plugin_manager::all_symbols_read): Add task parameter. Change
9195 (Plugin_manager::get_input_file): New function.
9196 (Plugin_manager::release_input_file): New function.
9197 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9198 corresponding data member.
9199 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9200 and pass to base constructor. Change all callers.
9201 (get_input_file, release_input_file): New functions.
9202 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9203 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9204 (Plugin_manager::all_symbols_read): Add task parameter.
9205 (Plugin_manager::get_input_file): New function.
9206 (Plugin_manager::release_input_file): New function.
9207 (Plugin_manager::task_): New data member.
9208 (Pluginobj::Pluginobj): Add filesize parameter.
9209 (Pluginobj::filename): New function.
9210 (Pluginobj::descriptor): New function.
9211 (Pluginobj::filesize): New function.
9212 (Pluginobj::filesize_): New data member.
9213 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9214 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9215 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9217 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9218 with archive libraries.
9219 * testsuite/Makefile.in: Regenerate.
9220 * testsuite/plugin_test.c (struct sym_info): New type.
9221 (get_input_file, release_input_file): New static variables.
9222 (onload): Capture new transfer vector entries.
9223 (claim_file_hook): Stop reading at end of file according to filesize.
9224 Factor out parsing of readelf output into separate function.
9225 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9226 APIs and get the source file name from the symbol table. Convert
9227 source file name to corresponding object file name. Print info
9228 message when adding new input files.
9229 (parse_readelf_line): New function.
9230 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9231 * testsuite/plugin_test_2.sh: Likewise.
9232 * testsuite/plugin_test_3.sh: Likewise.
9233 * testsuite/plugin_test_4.sh: New test case.
9235 2009-01-07 Ian Lance Taylor <iant@google.com>
9237 * version.cc (version_string): Bump to 1.8.
9239 2008-12-23 Cary Coutant <ccoutant@google.com>
9241 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9242 * plugin.cc (Plugin_manager::finish): Rename as
9243 layout_deferred_objects. Move cleanup to separate function.
9244 (Plugin_manager::cleanup): New function.
9245 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9247 * plugin.h (Plugin_manager::finish): Rename as
9248 layout_deferred_objects.
9249 (Plugin_manager::cleanup): New function.
9250 (Plugin_manager::cleanup_done): New field.
9252 2008-12-23 Cary Coutant <ccoutant@google.com>
9254 * plugin.cc (is_visible_from_outside): New function.
9255 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9256 so we don't return "IR only" status for exported symbols or -r links.
9258 * testsuite/Makefile.am (plugin_test_3): New test case.
9259 * testsuite/Makefile.in: Regenerate.
9260 * testsuite/plugin_test_3.sh: New file.
9262 2008-12-22 Cary Coutant <ccoutant@google.com>
9264 * object.cc (Sized_relobj::layout_section): New function.
9265 (Sized_relobj::do_layout): Defer layout of input sections until after
9266 plugin has provided replacement files.
9267 (Sized_relobj::do_layout_deferred_sections): New function.
9268 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9269 (Relobj::layout_deferred_sections): New function.
9270 (Relobj::do_layout_deferred_sections): New function.
9271 (Sized_relobj::do_layout_deferred_sections): New function.
9272 (Sized_relobj::layout_section): New function.
9273 (Sized_relobj::Deferred_layout): New structure.
9274 (Sized_relobj::deferred_layout_): New field.
9275 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9276 Change all callers. Layout deferred sections.
9277 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9279 (Plugin_hook::run): Move code from do_plugin_hook inline.
9280 (Plugin_hook::do_plugin_hook): Remove.
9281 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9282 (Plugin_manager::finish): Renamed, was cleanup.
9283 (Plugin_manager::should_defer_layout): New function.
9284 (Plugin_manager::add_deferred_layout_object): New function.
9285 (Plugin_manager::Deferred_layout_list): New type.
9286 (Plugin_manager::deferred_layout_objects_): New field.
9287 (Plugin_hook::do_plugin_hook): Remove.
9289 2008-12-17 Ian Lance Taylor <iant@google.com>
9291 * options.h (class General_options): Add --no case for
9294 2008-12-16 Cary Coutant <ccoutant@google.com>
9296 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9298 (Plugin_manager::claim_file): Create plugin object even if
9299 plugin did not call the add_symbols callback.
9300 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9301 asking for more symbols than were added.
9302 * testsuite/Makefile.am (plugin_test_1): Add test case with
9304 (empty.syms): New target.
9305 * testsuite/Makefile.in: Regenerate.
9306 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9307 message. Don't call add_symbols if no globals.
9308 (all_symbols_read_hook): Don't provide replacement for empty
9311 2008-12-12 Ian Lance Taylor <iant@google.com>
9313 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9314 r_type == 0 for a local symbol with r_sym == 0.
9315 (scan_relocatable_relocs): Pass r_sym to
9316 local_non_section_strategy.
9317 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9320 * configure.ac: Update test for TLS descriptors: they are
9321 supported as of glibc 2.9.
9322 * configure: Rebuild.
9324 2008-12-11 Ian Lance Taylor <iant@google.com>
9327 * target-reloc.h (Default_scan_relocatable_relocs): For each
9328 function, map r_type == 0 to RELOC_DISCARD.
9330 2008-12-10 Cary Coutant <ccoutant@google.com>
9332 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9333 object to override a kept COMDAT group from a plugin object.
9335 2008-12-09 Ian Lance Taylor <iant@google.com>
9338 * yyscript.y (file_cmd): Handle INPUT.
9340 * testsuite/initpri1.c: Change all declarations to be full
9341 prototypes by adding void, to avoid compiler warnings.
9343 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9345 * options.cc (General_options::parse_plugin_opt): New.
9346 (General_options::add_plugin): The argument now is just the filename.
9347 (General_options::add_plugin_option): New.
9348 * options.h (plugin_opt): New.
9349 (add_plugin): Change argument name.
9350 (add_plugin_option): New.
9351 * plugin.cc (Plugin::load): Don't parse the plugin option.
9352 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9353 (Plugin::add_option): New.
9354 (Plugin::args_): Change type.
9355 (Plugin::filename_): New.
9356 (Plugin_manager::add_plugin_option): New.
9357 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9358 * testsuite/Makefile.in: Regenerate.
9360 2008-12-05 Cary Coutant <ccoutant@google.com>
9362 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9363 Handle --strip-lto-sections option.
9364 * options.h (strip_lto_sections): New option.
9366 2008-12-01 Cary Coutant <ccoutant@google.com>
9368 * plugin.cc (ld_plugin_message): Change format parameter to const.
9369 Fix mismatch between new[] and delete.
9371 2008-11-14 Cary Coutant <ccoutant@google.com>
9373 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9376 2008-11-05 Craig Silverstein <csilvers@google.com>
9378 * options.cc (General_options::parse_dynamic_list): New function.
9379 * options.h (General_options): New flags dynamic_list,
9380 dynamic_list_data, dynamic_list_cpp_new, and
9381 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9382 (General_options::in_dynamic_list): New function.
9383 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9384 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9385 (Lex::can_continue_name): Likewise.
9387 (read_script_file): New parameter script_options.
9388 (read_dynamic_list): New function.
9389 (Script_options::define_dynamic_list): New function.
9390 (dynamic_list_keyword_parsecodes): New variable.
9391 (dynamic_list_keywords): New variable.
9392 * script.h (Script_options::define_dynamic_list): New function
9394 (read_dynamic_list): New function prototype.
9395 * symtab.cc (strprefix): New macro.
9396 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9397 dynamic_list_data, dynamic_list_cpp_new, and
9398 dynamic_list_cpp_typeinfo.
9399 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9400 (dynamic_list_expr): New rule.
9401 (dynamic_list_nodes): Likewise.
9402 (dynamic_list_node): Likewise.
9403 * testsuite/Makefile.am (dynamic_list): New test.
9404 * testsuite/Makefile.in: Regenerated.
9405 * testsuite/dynamic_list.t: New file.
9406 * testsuite/dynamic_list.sh: New file.
9408 2008-11-05 Craig Silverstein <csilvers@google.com>
9410 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9411 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9412 (t11_last): Likewise.
9413 * testsuite/ver_test_6.c (main): Likewise.
9415 2008-10-07 Cary Coutant <ccoutant@google.com>
9417 * options.c (General_options::finalize): Add check for -static and
9419 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9422 2008-10-02 Cary Coutant <ccoutant@google.com>
9424 * plugin.cc (make_sized_plugin_object): Fix conditional
9425 compilation to work when not all targets are enabled.
9427 2008-09-29 Cary Coutant <ccoutant@google.com>
9429 * archive.cc (Archive::get_file_and_offset): Use filename instead
9430 of name to get library path.
9431 (Archive::include_member): Unlock external member of a thin archive.
9433 * testsuite/Makefile.am (TEST_AR): New variable.
9434 (thin_archive_test_1): New test.
9435 (thin_archive_test_2): New test.
9436 * testsuite/Makefile.in: Regenerate.
9437 * testsuite/thin_archive_main.cc: New file.
9438 * testsuite/thin_archive_test_1.cc: New file.
9439 * testsuite/thin_archive_test_2.cc: New file.
9440 * testsuite/thin_archive_test_3.cc: New file.
9441 * testsuite/thin_archive_test_4.cc: New file.
9443 2008-09-29 Cary Coutant <ccoutant@google.com>
9445 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9446 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9448 (Sized_relobj::do_finalize_local_symbols): Likewise.
9449 (Sized_relobj::map_to_kept_section): Likewise.
9450 * object.h (Sized_relobj::invalid_address): New constant.
9451 (Sized_relobj::do_output_section_offset): Check for invalid_address
9453 * output.cc (Output_reloc::local_section_offset): Use constant
9454 invalid_address instead of -1U.
9455 (Output_reloc::get_address): Likewise.
9456 (Output_section::output_address): Change -1U to -1ULL.
9457 * output.h (Output_reloc::invalid_address): New constant.
9458 * reloc.cc (Sized_relobj::write_sections): Use constant
9459 invalid_address instead of -1U.
9460 (Sized_relobj::relocate_sections): Likewise.
9461 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9462 values for merge sections.
9463 * target-reloc.h (relocate_for_relocatable): Use constant
9464 invalid_address instead of -1U.
9466 2008-09-19 Cary Coutant <ccoutant@google.com>
9468 Add plugin functionality for link-time optimization (LTO).
9469 * configure.ac (plugins): Add --enable-plugins option.
9470 * configure: Regenerate.
9471 * config.in: Regenerate.
9472 * Makefile.am (LIBDL): New variable.
9473 (CCFILES): Add plugin.cc.
9474 (HFILES): Add plugin.h.
9475 (ldadd_var): Add LIBDL.
9476 * Makefile.in: Regenerate.
9478 * archive.cc: Include "plugin.h".
9479 (Archive::setup): Don't preread archive symbols when using a plugin.
9480 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9481 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9483 (Archive::include_member): Add symbols from plugin objects.
9484 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9485 * descriptors.cc (Descriptors::open): Check for file descriptors
9486 abandoned by plugins.
9487 (Descriptors::claim_for_plugin): New function.
9488 * descriptors.h (Descriptors::claim_for_plugin): New function.
9489 (Open_descriptor::is_claimed): New field.
9490 (claim_descriptor_for_plugin): New function.
9491 * fileread.cc (File_read::claim_for_plugin): New function.
9492 * fileread.h (File_read::claim_for_plugin): New function.
9493 (File_read::descriptor): New function.
9494 * gold.cc: Include "plugin.h".
9495 (queue_initial_tasks): Add task to call plugin hooks for generating
9497 * main.cc: Include "plugin.h".
9498 (main): Load plugin libraries.
9499 * object.h (Pluginobj): Declare.
9500 (Object::pluginobj): New function.
9501 (Object::do_pluginobj): New function.
9502 (Object::set_target): New function.
9503 * options.cc: Include "plugin.h".
9504 (General_options::parse_plugin): New function.
9505 (General_options::General_options): Initialize plugins_ field.
9506 (General_options::add_plugin): New function.
9507 * options.h (Plugin_manager): Declare.
9508 (General_options): Add --plugin option.
9509 (General_options::has_plugins): New function.
9510 (General_options::plugins): New function.
9511 (General_options::add_plugin): New function.
9512 (General_options::plugins_): New field.
9513 * plugin.cc: New file.
9514 * plugin.h: New file.
9515 * readsyms.cc: Include "plugin.h".
9516 (Read_symbols::do_read_symbols): Check for archive before checking
9517 for ELF file. Call plugin hooks to claim files.
9518 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9519 from a real object file; force override when processing replacement
9521 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9522 (Symbol::init_base_object): Likewise.
9523 (Symbol::init_base_output_data): Likewise.
9524 (Symbol::init_base_output_segment): Likewise.
9525 (Symbol::init_base_constant): Likewise.
9526 (Symbol::init_base_undefined): Likewise.
9527 (Symbol::output_section): Assert that object is not a plugin.
9528 (Symbol_table::add_from_pluginobj): New function.
9529 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9531 (Symbol_table::sized_write_globals): Likewise.
9532 (Symbol_table::add_from_pluginobj): Instantiate template.
9533 * symtab.h (Sized_pluginobj): Declare.
9534 (Symbol::in_real_elf): New function.
9535 (Symbol::set_in_real_elf): New function.
9536 (Symbol::in_real_elf_): New field.
9537 (Symbol_table::add_from_pluginobj): New function.
9539 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9540 (LIBDL): New variable.
9542 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9543 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9544 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9545 (MOSTLYCLEANFILES): Likewise.
9546 * testsuite/Makefile.in: Regenerate.
9547 * testsuite/plugin_test.c: New file.
9548 * testsuite/plugin_test_1.sh: New file.
9549 * testsuite/plugin_test_2.sh: New file.
9551 2008-09-16 Ian Lance Taylor <iant@google.com>
9553 * target-reloc.h (relocate_section): Check whether a symbol is
9554 defined by the ABI before reporting an undefined symbol error.
9555 * target.h (Target::is_defined_by_abi): Make parameter const.
9556 (Target::do_is_defined_by_abi): Likewise.
9557 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9558 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9559 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9560 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9561 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9562 * testsuite/Makefile.in: Rebuild.
9564 * fileread.cc (make_view): Add casts to avoid warning.
9566 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9568 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9569 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9571 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9573 * options.h (General_options::output_is_executable): New.
9574 (General_options::output_is_pie): New.
9575 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9576 for shared libraries.
9577 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9579 2008-09-11 Chris Demetriou <cgd@google.com>
9581 * options.h (origin): New -z option.
9582 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9583 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9586 2008-09-05 Cary Coutant <ccoutant@google.com>
9588 * fileread.cc (File_read::make_view): Add check for attempt to map
9591 2008-09-05 Cary Coutant <ccoutant@google.com>
9593 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9594 explicit instantiations.
9596 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9599 * options.cc (General_options::finalize): Allow undefined symbols
9600 in shlibs if linking -shared.
9603 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9604 symbols as not needing a dynsym entry.
9606 2008-08-20 Craig Silverstein <csilvers@google.com>
9608 * fileread.cc (File_read::open): Do not lock the file unless it
9609 was successfully opened.
9611 2008-08-14 Cary Coutant <ccoutant@google.com>
9613 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9614 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9615 * testsuite/tls_test.cc (struct int128): 128-bit struct
9616 for testing TLS relocs with non-zero addend.
9617 (v12): New TLS variable.
9619 (t_last): Add check for v12.
9620 * testsuite/tls_test.h (t12): New function.
9621 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9623 2008-08-13 Ian Lance Taylor <iant@google.com>
9625 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9626 set tls_segment_ or relro_segment_.
9627 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9629 * output.h (Output_section::clear_is_relro): New function.
9630 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9631 sections specially even when output_data_ is empty.
9632 (Output_segment::maximum_alignment): When first section is relro,
9633 only force alignment for PT_LOAD segments.
9634 * script.cc (script_data_segment_align): New function.
9635 (script_data_segment_relro_end): New function.
9636 * script-c.h (script_data_segment_align): Declare.
9637 (script_data_segment_relro_end): Declare.
9638 * script-sections.h (class Script_sections): Declare
9639 data_segment_align and data_segment_relro_end. Add fields
9640 segment_align_index_ and saw_relro_end_.
9641 * script-sections.cc (class Sections_element): Add set_is_relro
9642 virtual function. Add new bool* parameter to place_orphan_here.
9643 Add get_output_section virtual function.
9644 (class Output_section_definition): Add set_is_relro. Add new
9645 bool* parameter to place_orphan_here. Add get_output_section.
9646 Add is_relro_ field.
9647 (Output_section_definition::Output_section_definition): Initialize
9648 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9649 and is_relro_ fields.
9650 (Output_section_definition::place_orphan_here): Add is_relro
9652 (Output_section_definition::set_section_addresses): Set relro for
9654 (Output_section_definition::alternate_constraint): Likewise.
9655 (class Orphan_output_section): Add new bool* parameter to
9656 place_orphan_here. Add get_output_section.
9657 (Orphan_output_section::place_orphan_here): Add is_relro
9659 (Script_sections::Script_sections): Initialize
9660 data_segment_align_index_ and saw_relro_end_.
9661 (Script_sections::data_segment_align): New function.
9662 (Script_sections::data_segment_relro_end): New function.
9663 (Script_sections::place_orphan): Set or clear is_relro.
9664 (Script_sections::set_section_addresses): Force alignment of first
9666 * yyscript.y (exp): Call script_data_segment_align and
9667 script_data_segment_relro_end.
9668 * testsuite/relro_script_test.t: New file.
9669 * testsuite/relro_test.cc (using_script): Declare.
9670 (t1, t2): Test using_script.
9671 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9672 (relro_script_test_SOURCES): Define.
9673 (relro_script_test_DEPENDENCIES): Define.
9674 (relro_script_test_LDFLAGS): Define.
9675 (relro_script_test_LDADD): Define.
9676 (relro_script_test.so): New target.
9677 * testsuite/Makefile.in: Rebuild.
9679 2008-08-06 Cary Coutant <ccoutant@google.com>
9681 * archive.cc (Archive::total_archives, Archive::total_members)
9682 (Archive::total_members_loaded): New variables.
9683 (Archive::setup): Add parameter. Add option to preread
9685 (Archive::read_armap): Add counter.
9686 (Archive::get_file_and_offset): New function.
9687 (Archive::get_elf_object_for_member): New function.
9688 (Archive::read_all_symbols): New function.
9689 (Archive::read_symbols): New function.
9690 (Archive::add_symbols): Add counters.
9691 (Archive::include_all_members): Use armap to find members if it's
9693 (Archive::include_member): Skip reading symbols if already read.
9694 Factored code into Archive::get_file_and_offset and
9695 Archive::get_elf_object_for_member. Changed call to
9696 Mapfile::report_include_archive_member.
9697 (Archive::print_stats): New function.
9698 * archive.h: Declare Object and Read_symbols_data classes.
9699 (Archive::Archive): Add initializers for new members.
9700 (Archive::setup): Add parameter.
9701 (Archive::print_stats): New function.
9702 (Archive::total_archives, Archive::total_members)
9703 (Archive::total_members_loaded): New variables.
9704 (Archive::get_file_and_offset): New function.
9705 (Archive::get_elf_object_for_member): New function.
9706 (Archive::read_all_symbols): New function.
9707 (Archive::read_symbols): New function.
9708 (Archive::Archive_member): New class.
9709 (Archive::members_): New member.
9710 (Archive::num_members_): New member.
9711 * main.cc: Include archive.h.
9712 (main): Call Archive::print_stats.
9713 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9714 archive parameter; member_name is now the fully-decorated name.
9715 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9716 * options.h: (General_options): Add --preread-archive-symbols option.
9717 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9720 2008-08-04 Ian Lance Taylor <iant@google.com>
9722 * symtab.h (Symbol::use_plt_offset): New function.
9723 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9724 * powerpc.cc (Relocate::relocate): Likewise.
9725 * sparc.cc (Relocate::relocate): Likewise.
9726 * x86_64.cc (Relocate::relocate): Likewise.
9727 * testsuite/weak_plt.sh: New test.
9728 * testsuite/weak_plt_main.cc: New test.
9729 * testsuite/weak_plt_shared.cc: New test.
9730 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9731 (check_PROGRAMS): Add weak_plt.
9732 (check_DATA): Add weak_plt_shared.so.
9733 (weak_plt_main_pic.o, weak_plt): New targets.
9734 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9735 * testsuite/Makefile.in: Rebuild.
9737 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9739 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9740 * testsuite/Makefile.in: Rebuild.
9742 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9744 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9745 * Makefile.in: Regenerate.
9746 * po/POTFILES.in: Regenerate.
9748 2008-07-29 Ian Lance Taylor <iant@google.com>
9750 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9751 symbols before other symbols.
9752 * testsuite/script_test_2.cc (test_addr): Declare.
9753 (test_addr_alias): Declare.
9754 (main): Check that test_addr and test_addr_alias have the right
9756 * testsuite/script_test_2.t: Define test_addr_alias and
9759 2008-07-24 Ian Lance Taylor <iant@google.com>
9762 * descriptors.cc: New file.
9763 * descriptors.h: New file.
9764 * gold-threads.h (class Hold_optional_lock): New class.
9765 * fileread.cc: Include "descriptors.h".
9766 (File_read::~File_read): Release descriptor rather than closing
9768 (File_read::open) [file]: Call open_descriptor rather than open.
9769 Set is_descriptor_opened_.
9770 (File_read::open) [memory]: Assert that descriptor is not open.
9771 (File_read::reopen_descriptor): New function.
9772 (File_read::release): Release descriptor.
9773 (File_read::do_read): Make non-const. Reopen descriptor.
9774 (File_read::read): Make non-const.
9775 (File_read::make_view): Reopen descriptor.
9776 (File_read::do_readv): Likewise.
9777 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9778 Update declarations.
9779 * layout.cc: Include "descriptors.h".
9780 (Layout::create_build_id): Use open_descriptor rather than open.
9781 * output.cc: Include "descriptors.h".
9782 (Output_file::open): Use open_descriptor rather than open.
9783 * archive.cc (Archive::const_iterator): Change Archive to be
9785 (Archive::begin, Archive::end): Make non-const.
9786 (Archive::count_members): Likewise.
9787 * archive.h (class Archive): Update declarations.
9788 * object.h (Object::read): Make non-const.
9789 * Makefile.am (CCFILES): Add descriptors.cc.
9790 (HFILES): Add descriptors.h.
9791 * Makefile.in: Rebuild.
9794 * gold.h: Always include <clocale>. Add Solaris workarounds
9795 following code in binutils/sysdep.h.
9798 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
9799 this->eh_frame_hdr_ is NULL before using it.
9801 * dynobj.cc (Versions::Versions): Update comment.
9803 * dynobj.cc (Versions::Versions): If there is an soname, use it as
9804 the base version name.
9806 * stringpool.cc (Stringpool_template::add_with_length): Set key to
9807 array size plus one.
9808 (Stringpool_template::set_string_offsets): Subtract one from key
9809 before using it as an array index.
9810 (Stringpool_template::get_offset_with_length): Likewise.
9811 (Stringpool_template::write_to_buffer): Likewise.
9812 * stringpool.h (Stringpool_template::get_offset_from_key):
9815 2008-07-23 Ian Lance Taylor <iant@google.com>
9818 * object.h (Merged_symbol_value::value): Do our best to handle a
9822 * script.cc (Version_script_info::get_versions): Don't add empty
9823 version tag to return value.
9824 (Version_script_info::get_symbol_version_helper): Change return
9825 type to bool. Add pversion parameter. Change all callers.
9826 (script_register_vers_node): Don't require a non-NULL tag.
9827 * script.h (class Version_script_info): Update declarations.
9828 (Version_script_info::get_symbol_version): Change return type to
9829 bool. Add version parameter. Change all callers.
9830 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
9831 handling. Handle an empty version from a version script.
9832 (Symbol_table::define_special_symbol): Likewise.
9833 * testsuite/ver_test_10.script: New file.
9834 * testsuite/ver_test_10.sh: New file.
9835 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
9836 (check_DATA): Add ver_test_10.syms.
9837 (ver_test_10.syms, ver_test_10.so): New target.
9838 * testsuite/Makefile.in: Rebuild.
9840 2008-07-23 Simon Baldwin <simonb@google.com>
9842 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
9843 to zero for undefined symbols from dynamic libraries.
9845 2008-07-23 Ian Lance Taylor <iant@google.com>
9847 * symtab.cc (Symbol_table::resolve): Remove version parameter.
9849 * symtab.h (class Symbol_table): Update declaration.
9850 * testsuite/ver_test_9.cc: New file.
9851 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
9852 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
9853 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
9854 (ver_test_9.so, ver_test_9.o): New targets.
9855 * testsuite/Makefile.in: Rebuild.
9857 2008-07-22 Ian Lance Taylor <iant@google.com>
9859 * options.h (class General_options): Define --check-sections.
9860 * layout.cc (Layout::set_segment_offsets): Handle
9863 * options.h (class General_options): Define -n/--nmagic and
9865 * options.cc (General_options::finalize): For -n/--nmagic or
9866 -N/--omagic, set -static.
9867 * layout.cc (Layout::attach_allocated_section_to_segment): If
9868 -N/--omagic, don't put read-only and read-write sections in
9870 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
9871 finding a read-only segment.
9872 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
9873 don't set the minimum segment alignment to the common page size,
9874 and don't set the file offset to the address modulo the page size.
9875 * script-sections.cc (Script_sections::create_segments): If
9876 -n/--omagic, don't put read-only and read-write sections in
9879 * cref.cc: New file.
9881 * options.h (class General_options): Add --print-symbol-counts.
9882 * main.cc (main): Issue defined symbol report if requested.
9883 * archive.cc (Archive::interpret_header): Make into a const member
9885 (Archive::add_symbols): Call Input_objects::archive_start and
9887 (Archive::const_iterator): Define new class.
9888 (Archive::begin, Archive::end): New functions.
9889 (Archive::include_all_members): Rewrite to use iterator.
9890 (Archive::count_members): New function.
9891 * archive.h (class Archive): Update declarations.
9892 (Archive::filename): New function.
9893 * object.cc: Include "cref.h".
9894 (Sized_relobj::Sized_relobj): Initialize defined_count_.
9895 (Sized_relobj::do_get_global_symbol_counts): New function.
9896 (Input_objects::add_object): Add object to cross-referencer.
9897 (Input_objects::archive_start): New function.
9898 (Input_objects::archive_stop): New function.
9899 (Input_objects::print_symbol_counts): New function.
9900 * object.h: Declare Cref and Archive.
9901 (Object::get_global_symbol_counts): New function.
9902 (Object::do_get_global_symbol_counts): New pure virtual function.
9903 (class Sized_relobj): Add defined_count_ field. Update
9905 (class Input_objects): Add cref_ field. Update constructor.
9906 Update declarations.
9907 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
9909 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
9911 (Sized_dynobj::do_get_global_symbol_counts): New function.
9912 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
9913 defined_count_. Update declarations. Define Symbols typedef.
9914 * symtab.cc (Symbol_table::add_from_relobj): Add defined
9915 parameter. Change all callers.
9916 (Symbol_table::add_from_dynobj): Add sympointers and defined
9917 parameters. Change all callers.
9918 * symtab.h (class Symbol_table): Update declarations.
9919 * Makefile.am (CCFILES): Add cref.cc.
9920 (HFILES): Add cref.h.
9921 * Makefile.in: Rebuild.
9923 2008-07-22 Simon Baldwin <simonb@google.com>
9925 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
9926 to zero when writing undefined symbols.
9928 2008-07-22 Ian Lance Taylor <iant@google.com>
9930 * output.cc (Output_section::add_input_section): Don't try to
9931 merge empty merge sections.
9933 2008-07-21 Craig Silverstein <csilvers@google.com>
9935 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9936 Include symbol version in error message.
9938 2008-07-20 Chris Demetriou <cgd@google.com>
9940 * configure.ac (gold_cv_c_random_seed): New configured variable.
9941 (RANDOM_SEED_CFLAGS): New substituted variable.
9942 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
9943 * configure: Rebuild.
9944 * Makefile.in: Likewise.
9945 * testsuite/Makefile.in: Likewise.
9947 2008-07-18 Ian Lance Taylor <iant@google.com>
9949 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
9950 where we see NAME/NULL and NAME/VERSION as separate symbols.
9951 * testsuite/ver_test_main.cc (main): Call t4.
9952 (t4, t4_2a): Define.
9953 * testsuite/ver_test_2.cc (t4_2): Define.
9954 * testsuite/ver_test_2.script: Put t4_2a in VER2.
9955 * testsuite/ver_test_4.cc (t4_2a): Define.
9956 * testsuite/ver_test_4.script: Put t4_2a in VER2.
9957 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
9959 2008-07-17 Ian Lance Taylor <iant@google.com>
9961 * dynobj.cc (Versions::add_def): If we give an error about a
9962 missing version, go ahead and create the version anyhow.
9964 2008-07-10 Ian Lance Taylor <iant@google.com>
9966 Handle output sections with more than 0x7fffffff bytes.
9967 * object.h (class Relobj): Change map_to_output_ to
9968 output_sections_, and just keep a section pointer. Change all
9969 uses. Move comdat group support to Sized_relobj.
9970 (Relobj::is_section_specially_mapped): Remove.
9971 (Relobj::output_section): Remove poff parameter. Change all
9973 (Relobj::output_section_offset): New function.
9974 (Relobj::set_section_offset): Rewrite.
9975 (Relobj::map_to_output): Remove.
9976 (Relobj::output_sections): New function.
9977 (Relobj::do_output_section_offset): New pure virtual function.
9978 (Relobj::do_set_section_offset): Likewise.
9979 (class Sized_relobj): Add section_offsets_ field. Add comdat
9980 group support from Relobj. Update declarations.
9981 (Sized_relobj::get_output_section_offset): New function.
9982 (Sized_relobj::do_output_section_offset): New function.
9983 (Sized_relobj::do_set_section_offset): New function.
9984 * object.cc (Relobj::output_section_address): Remove.
9985 (Sized_relobj::Sized_relobj): Initialize new fields.
9986 (Sized_relobj::include_section_group): Cast find_kept_object to
9988 (Sized_relobj::include_linkonce_section): Likewise.
9989 (Sized_relobj::do_layout): Use separate arrays for output section
9991 (Sized_relobj::do_count_local_symbols): Change map_to_output to
9993 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
9994 output_sections and section_offsets.
9995 (Sized_relobj::write_local_symbols): Likewise.
9996 (map_to_kept_section): Compute output address directly.
9997 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
9998 output_sections and section_offsets.
9999 (Sized_relobj::write_sections): Likewise.
10000 (Sized_relobj::relocate_sections): Likewise.
10001 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10002 * output.h (class Output_reloc): Update declarations. Change
10003 u2_.relobj to Sized_relobj*.
10004 (class Output_data_reloc): Change add functions to use
10006 * output.cc (Output_reloc::Output_reloc): Change relobj to
10008 (Output_reloc::local_section_offset): Change return type to
10009 Elf_Addr. Use get_output_section_offset.
10010 (Output_reloc::get_address): Likewise.
10011 (Output_section::is_input_address_mapped): Don't call
10012 is_section_specially_mapped.
10013 (Output_section::output_offset): Likewise.
10014 (Output_section::output_address): Likewise.
10015 (Output_section::starting_output_address): Likewise.
10016 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10017 parameter to Sized_relobj*.
10018 (Copy_relocs::need_copy_reloc): Likewise.
10019 (Copy_relocs::save): Likewise.
10020 * copy-relocs.h (class Copy_relocs): Update declarations.
10021 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10022 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10023 * target-reloc.h (relocate_for_relocatable): Change
10024 offset_in_output_section type to Elf_Addr. Change code that uses
10026 * layout.cc (Layout::layout): Always set *off.
10027 * mapfile.cc (Mapfile::print_input_section): Use
10028 output_section_offset.
10029 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10031 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10032 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10033 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10035 2008-07-03 Ian Lance Taylor <iant@google.com>
10037 * layout.cc (Layout::include_section): Do not discard unrecognized
10038 SHT_STRTAB sections.
10040 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10042 * script.cc (Lex::can_continue_name): Make '?' allowable in
10043 version-script names.
10044 * testsuite/version_script.map: Change glob pattern to use '?'
10046 2008-06-30 Manish Singh <yosh@gimp.org>
10049 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10052 2008-06-30 Ian Lance Taylor <iant@google.com>
10056 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10057 versions]: Don't try to read the value in the contents, since we
10058 don't use it. Use the template endianness when writing.
10060 2008-06-25 Cary Coutant <ccoutant@google.com>
10062 * fileread.cc (File_read::make_view): Assert on zero-length view.
10063 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10064 symbol table when there are no symbols to read.
10066 2008-06-23 Craig Silverstein <csilvers@google.com>
10068 * version.cc (version_string): Bump to 1.7
10070 2008-06-18 Craig Silverstein <csilvers@google.com>
10072 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10073 constant 0xFFFF to type Valtype.
10074 (Powerpc_relocate_functions::rel16_ha): Likewise.
10076 2008-06-17 Ian Lance Taylor <iant@google.com>
10078 * output.h (Output_section::Input_section): Initialize p2align_ to
10079 zero for Output_section_data constructors.
10080 (Output_section::Input_section::addralign): If not an input
10081 section, return the alignment of the Output_section_data.
10082 * testsuite/copy_test.cc: New file.
10083 * testsuite/copy_test_1.cc: New file.
10084 * testsuite/copy_test_2.cc: New file.
10085 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10086 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10087 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10088 (copy_test_1_pic.o, copy_test_1.so): New targets.
10089 (copy_test_2_pic.o, copy_test_2.so): New targets.
10090 * testsuite/Makefile.in: Rebuild.
10092 * script-sections.cc (Script_sections::place_orphan): Initialize
10093 local variable exact.
10095 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10097 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10099 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10100 David S. Miller <davem@davemloft.net>
10102 * powerpc.cc: New file.
10103 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10104 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10105 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10106 * Makefile.in: Rebuild.
10108 2008-06-09 Ian Lance Taylor <iant@google.com>
10110 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10112 (throwing, orig_terminate): New static variables.
10113 (terminate_handler): New static function.
10114 (t2): Set terminate handler.
10116 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10119 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10122 2008-05-30 Cary Coutant <ccoutant@google.com>
10124 * archive.cc (Archive::include_all_members) Correct to step
10125 over symbol table and extended name table in thin archives.
10127 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10130 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10133 2008-05-28 Caleb Howe <cshowe@google.com>
10135 * reduced_debug_output.cc: New file.
10136 * reduced_debug_output.h: New file.
10137 * options.h (class General_options): Add --strip-debug-non-line.
10138 * options.cc (General_options::finalize): Add strip_debug_non_line
10139 to the strip heirarchy.
10140 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10142 * layout.cc: Include "reduced_debug_output.h".
10143 (Layout::Layout): Initialize new fields.
10144 (line_only_debug_sections): New static array.
10145 (is_lines_only_debug_sections): New static inline function.
10146 (Layout::include_section): Handle --strip-debug-non-line.
10147 (Layout::make_output_section): If --strip-debug-non-line, build
10148 new output sections for .debug_abbrev and .debug_info.
10149 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10150 gold. Warn about possible overflow.
10151 (read_signed_LEB_128): Likewise.
10152 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10153 (read_signed_LEB_128): Declare.
10154 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10155 (HFILES): Add reduced_debug_output.h.
10156 * Makefile.in: Rebuild.
10158 2008-05-21 Ian Lance Taylor <iant@google.com>
10160 * mapfile.cc: New file.
10161 * mapfile.h: New file.
10162 * options.h (class General_options): Add -M/--print-map and -Map.
10163 * options.cc (General_options::finalize): Make -M equivalent to
10165 * main.cc: Include <cstdio> and "mapfile.h".
10166 (main): Open mapfile if requested.
10167 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10168 constructor. Change caller.
10169 (queue_initial_tasks): Add mapfile parameter. Change caller.
10170 (queue_middle_tasks): Likewise.
10171 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10173 * archive.cc: Include "mapfile.h".
10174 (Archive::add_symbols): Add mapfile parameter. Change all
10175 callers. Pass mapfile, symbol, and reason to include_member.
10176 (Archive::include_all_members): Add mapfile parameter. Change all
10178 (Archive::include_member): Add mapfile, sym, and why parameters.
10179 Change all callers. Report inclusion to map file.
10180 * archive.h: Include "fileread.h".
10181 (class Archive): Update declarations.
10182 (Archive::file): New const method.
10183 (class Add_archive_symbols): Add mapfile_ field. Update
10184 constructor. Change all callers.
10185 * readsyms.h (class Read_symbols): Likewise.
10186 (class Finish_group): Likewise.
10187 (class Read_script): Likewise.
10188 * common.cc: Include "mapfile.h".
10189 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10191 (Symbol_table::do_allocate_commons): Likewise.
10192 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10193 symbol allocation to mapfile.
10194 * common.h (class Allocate_commons_task): Add mapfile_ field.
10195 Update constructor. Change all callers.
10196 * symtab.h (class Symbol_table): Update declarations.
10197 * layout.cc: Include "mapfile.h".
10198 (Layout_task_runner::run): Print information to mapfile.
10199 (Layout::create_gold_note): Change Output_data_fixed_space to
10200 Output_data_zero_fill.
10201 (Layout::create_build_id): Likewise.
10202 (Layout::print_to_mapfile): New function.
10203 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10204 constructor. Change caller.
10205 (class Layout): Declare print_to_mapfile.
10206 * output.cc (Output_section::Input_section::print_to_mapfile): New
10208 (Output_section::add_input_section): If producing a map, always
10209 add to input_sections_ list.
10210 (Output_section::do_print_to_mapfile): New function.
10211 (Output_segment::print_sections_to_mapfile): New function.
10212 (Output_segment::print_section_list_to_mapfile): New function.
10213 * output.h: Include "mapfile.h".
10214 (Output_data::print_to_mapfile): New function.
10215 (Output_data::do_print_to_mapfile): New virtual function.
10216 (Output_segment_headers::do_print_to_mapfile): New function.
10217 (Output_file_header::do_print_to_mapfile): New function.
10218 (Output_data_const::do_print_to_mapfile): New function.
10219 (class Output_data_const_buffer): Add map_name_ field. Update
10220 constructor. Change all callers. Add do_print_to_mapfile
10222 (class Output_data_fixed_space): Likewise.
10223 (class Output_data_space): Likewise.
10224 (class Output_data_zero_fill): New class.
10225 (Output_data_strtab::do_print_to_mapfile): New function.
10226 (Output_data_reloc_base::do_print_to_mapfile): New function.
10227 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10228 (Output_data_group::do_print_to_mapfile): New function.
10229 (Output_data_got::do_print_to_mapfile): New function.
10230 (Output_data_dynamic::do_print_to_mapfile): New function.
10231 (Output_symtab_xindex::do_print_to_mapfile): New function.
10232 (class Output_section): Declare do_print_to_mapflie. Declare
10233 print_to_mapfile in Input_section.
10234 (class Output_segment): Declare new functions.
10235 * object.h (Sized_relobj::symbol_count): New function.
10236 * script-sections.cc
10237 (Output_section_element_dot_assignment::set_section_addresses):
10238 Change Output_data_fixed_space to Output_data_zero_fill.
10239 (Output_data_expression::do_print_to_mapfile): New function.
10240 * script.cc (read_input_script): Add mapfile parameter. Change
10242 * script.h (read_input_script): Update declaration.
10243 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10244 (Eh_frame::do_print_to_mapfile): New function.
10245 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10246 (Output_merge_string::do_print_to_mapfile): New function.
10247 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10249 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10251 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10253 * Makefile.am (CCFILES): Add mapfile.cc.
10254 (HFILES): Add mapfile.h.
10255 * Makefile.in: Rebuild.
10257 2008-05-19 Ian Lance Taylor <iant@google.com>
10259 * options.h (class General_options): Add -z relro.
10260 * layout.cc (Layout::Layout): Initialize relro_segment_.
10261 (Layout::add_output_section_data): Return the output section.
10262 (Layout::make_output_section): Rcognize relro sections and mark
10263 them appropriately.
10264 (Layout::attach_allocated_section_to_segment): Put relro sections
10265 in a PT_GNU_RELRO segment.
10266 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10268 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10270 (Layout::linkonce_mapping): Map d.rel.ro.local to
10271 .data.rel.ro.local.
10272 (Layout::output_section_name): Us .data.rel.ro.local for any
10273 section which begins with that.
10274 * layout.h (class Layout): Update add_output_section_data
10275 declaration. Add relro_segment_ field.
10276 * output.cc (Output_section::Output_section): Initialize is_relro_
10277 and is_relro_local_ fields.
10278 (Output_segment::add_output_section): Group relro sections.
10279 (Output_segment::is_first_section_relro): New function.
10280 (Output_segment::maximum_alignment): If there is a relro section,
10281 align the segment to the common page size.
10282 (Output_segment::set_section_addresses): Track whether we are
10283 looking at relro sections. If the last section is a relro
10284 section, align to the common page size.
10285 (Output_segment::set_section_list_addresses): Add in_relro
10286 parameter. Change all callers. Align to the page size when
10287 moving from relro to non-relro section.
10288 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10290 * output.h (class Output_section): Add is_relro_ and
10291 is_relro_local_ fields.
10292 (Output_section::is_relro): New function.
10293 (Output_section::set_is_relro): New function.
10294 (Output_section::is_relro_local): New function.
10295 (Output_section::set_is_relro_local): New function.
10296 (class Output_segment): Update declarations.
10297 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10298 * sparc.cc (Target_sparc::got_section): Likewise.
10299 * x86_64.cc (Target_x86_64::got_section): Likewise.
10300 * testsuite/relro_test_main.cc: New file.
10301 * testsuite/relro_test.cc: New file.
10302 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10303 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10304 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10305 (relro_test.so, relro_test_pic.o): New targets.
10306 * testsuite/Makefile.in: Rebuild.
10308 2008-05-16 Ian Lance Taylor <iant@google.com>
10310 * output.cc (Output_segment::add_output_section): Remove front
10312 * output.h (class Output_segment): Remove
10313 add_initial_output_section and overloaded add_output_section.
10314 Update declaration of remaining add_output_section.
10315 * layout.cc (Layout::create_interp): Call add_output_section
10316 rather than add_initial_output_section.
10317 (Layout::finish_dynamic_section): Likewise.
10319 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10320 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10321 know the dynamic type.
10322 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10323 field. Initialize it in constructor.
10324 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10325 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10326 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10329 * output.cc (Output_reloc::get_address): Change return type to
10331 * output.h (class Output_reloc): Update get_address declaration.
10332 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10333 for section addresses.
10335 2008-05-09 Ian Lance Taylor <iant@google.com>
10338 * gold.cc (gold_nomem): Use return value of write.
10340 2008-05-08 Ian Lance Taylor <iant@google.com>
10342 * symtab.c (Symbol::init_base_output_data): Add version
10343 parameter. Change all callers.
10344 (Symbol::init_base_output_segment): Likewise.
10345 (Symbol::init_base_constant): Likewise.
10346 (Symbol::init_base_undefined): Likewise.
10347 (Sized_symbol::init_output_data): Likewise.
10348 (Sized_symbol::init_output_segment): Likewise.
10349 (Sized_symbol::init_constant): Likewise.
10350 (Sized_symbol::init_undefined): Likewise.
10351 (Symbol_table::do_define_in_output_data): If the new symbol has a
10352 version, mark it as the default.
10353 (Symbol_table::do_define_in_output_segment): Likewise.
10354 (Symbol_table::do_define_as_constant): Likewise.
10355 * symtab.h (class Symbol): Update declarations.
10356 (class Sized_symbol): Likewise.
10357 * resolve.cc (Symbol::override_version): New function.
10358 (Symbol::override_base): Call override_version.
10359 (Symbol::override_base_with_special): Likewise.
10360 * testsuite/ver_script_8.script: New file.
10361 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10362 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10363 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10364 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10366 2008-05-06 Ian Lance Taylor <iant@google.com>
10369 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10371 (class General_options): Remove existing --undefined, and add
10372 --no-undefined instead. Add new --undefined as synonym for -u.
10373 * archive.cc (Archive::add_symbols): Check whether symbol was
10375 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10376 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10377 all uses. Add IS_UNDEFINED. Update declarations to split
10378 different versions of init_base. Declare init_base_undefined.
10379 (Symbol::is_defined): Handle IS_UNDEFINED.
10380 (Symbol::is_undefined): Likewise.
10381 (Symbol::is_weak_undefined): Call is_undefined.
10382 (Symbol::is_absolute): Handle IS_CONSTANT.
10383 (class Sized_symbol): Update declarations to split different
10384 versions of init. Declare init_undefined.
10385 (class Symbol_table): Declare new functions.
10386 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10387 Change all callers.
10388 (Symbol::init_base_output_data): Likewise.
10389 (Symbol::init_base_output_segment): Likewise.
10390 (Symbol::init_base_constant): Likewise.
10391 (Symbol::init_base_undefined): New function.
10392 (Sized_symbol::init_object): Rename from init. Change all
10394 (Sized_symbol::init_output_data): Likewise.
10395 (Sized_symbol::init_output_segment): Likewise.
10396 (Sized_symbol::init_constant): Likewise.
10397 (Sized_symbol::init_undefined): New function.
10398 (Symbol_table::add_undefined_symbols_from_command_line): New
10400 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10402 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10403 (Symbol::output_section): Likewise.
10404 (Symbol::set_output_section): Likewise.
10405 (Symbol_table::sized_finalize_symbol): Likewise.
10406 (Symbol_table::sized_write_globals): Likewise.
10407 * resolve.cc (Symbol_table::should_override): Likewise.
10408 (Symbol::override_base_with_special): Likewise.
10410 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10411 symbol, change it to have default visibility.
10412 * testsuite/protected_1.cc: New file.
10413 * testsuite/protected_2.cc: New file.
10414 * testsuite/protected_3.cc: New file.
10415 * testsuite/protected_main_1.cc: New file.
10416 * testsuite/protected_main_2.cc: New file.
10417 * testsuite/protected_main_3.cc: New file.
10418 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10419 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10420 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10421 (protected_1.so): New target.
10422 (protected_1_pic.o, protected_2_pic.o): New targets.
10423 (protected_3_pic.o): New target.
10424 (check_PROGRAMS): Add protected_2.
10425 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10426 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10427 * testsuite/Makefile.in: Rebuild.
10429 * options.h (DEFINE_var): Add set_user_set_##varname__.
10430 (DEFINE_bool_alias): New macro.
10431 (class General_options): Define -Bstatic using DEFINE_bool_alias
10432 rather than DEFINE_special. Add --undefined as an alias for -z
10434 * options.cc (General_options::parse_Bstatic): Remove.
10436 * options.h (class General_options): Add --fatal-warnings.
10437 * main.cc (main): Implement --fatal-warnings.
10438 * errors.h (Errors::warning_count): New function.
10440 * options.h (class General_options): Add -Bsymbolic-functions.
10441 * symtab.h (Symbol::is_preemptible): Check for
10442 -Bsymbolic-functions.
10444 2008-05-05 Ian Lance Taylor <iant@google.com>
10446 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10447 as noVARNAME rather than no-VARNAME.
10448 (class General_options): Add option -z combreloc.
10449 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10451 (Output_reloc::sort_before) [SHT_REL]: New function.
10452 (Output_reloc::sort_before) [SHT_RELA]: New function.
10453 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10454 Sort_relocs_comparison.
10455 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10456 parameter. Change all callers.
10457 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10458 sort_relocs parameter. Change all callers.
10459 * output.cc (Output_reloc::get_address): New function, broken out
10461 (Output_reloc::write_rel): Call it.
10462 (Output_reloc::compare): New function.
10463 (Output_data_reloc_base::do_write): Optionally sort relocs.
10465 * configure.ac: If targ_extra_obj is set, link it in.
10466 * configure.tgt: Initialize all variables.
10467 (x86_64*): Set targ_extra_obj and targ_extra_size.
10468 * configure: Rebuild.
10470 * object.cc (Sized_relobj::include_section_group): Adjust section
10471 indexes read from group data. Build vector to pass to
10473 * layout.cc (Layout::layout_group): Add flags and shndxes
10474 parameters. Remove contents parameter. Change caller. Update
10475 explicit instantiations.
10476 * layout.h (class Layout): Update layout_group declaration.
10477 * output.cc (Output_data_group::Output_data_group): Add flags and
10478 input_shndxes parameters. Remove contents parameter. Change
10480 (Output_data_group::do_write): Change input_sections_ to
10482 * output.h (class Output_data_group): Update constructor
10483 declaration. Rename input_sections_ to input_shndxes_.
10484 * testsuite/many_sections_test.cc: Add template.
10486 2008-04-30 Cary Coutant <ccoutant@google.com>
10488 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10490 * layout.cc (Layout::include_section): Refactored check for debug
10492 (Layout::add_comdat): Add new parameters. Change type
10493 of signature parameter. Add object and shndx to signatures table.
10494 (Layout::find_kept_object): New function.
10495 * layout.h: Include <cstring>.
10496 (Layout::is_debug_info_section): New function.
10497 (Layout::add_comdat): Add new parameters.
10498 (Layout::find_kept_object): New function.
10499 (Layout::Kept_section): New struct.
10500 (Layout::Signatures): Change type of map range.
10501 * object.cc (Relobj::output_section_address): New function.
10502 (Sized_relobj::include_section_group): Add new parameters. Change
10503 calls to Layout::add_comdat. Change to build table of kept comdat
10504 groups and table mapping discarded sections to kept sections.
10505 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10506 (Sized_relobj::do_layout): Change calls to include_section_group and
10507 include_linkonce_section.
10508 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10509 value to zero when section is discarded.
10510 (Sized_relobj::map_to_kept_section): New function.
10511 * object.h (Relobj::output_section_address): New function.
10512 (Relobj::Comdat_group): New type.
10513 (Relobj::find_comdat_group): New function.
10514 (Relobj::Comdat_group_table): New type.
10515 (Relobj::Kept_comdat_section): New type.
10516 (Relobj::Kept_comdat_section_table): New type.
10517 (Relobj::add_comdat_group): New function.
10518 (Relobj::set_kept_comdat_section): New function.
10519 (Relobj::get_kept_comdat_section): New function.
10520 (Relobj::comdat_groups_): New field.
10521 (Relobj::kept_comdat_sections_): New field.
10522 (Symbol_value::input_value): Update comment.
10523 (Sized_relobj::map_to_kept_section) New function.
10524 (Sized_relobj::include_linkonce_section): Add new parameter.
10525 * target-reloc.h (Comdat_behavior): New type.
10526 (get_comdat_behavior): New function.
10527 (relocate_section): Add code to map a discarded section to the
10528 corresponding kept section when applying a relocation.
10530 2008-04-30 Craig Silverstein <csilvers@google.com>
10532 * dwarf_reader.cc (next_generation_count): New static var.
10533 (Addr2line_cache_entry): New struct.
10534 (addr2line_cache): New static var.
10535 (Dwarf_line_info::one_addr2line): Added caching.
10536 (Dwarf_line_info::clear_addr2line_cache): New function.
10537 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10538 cache-size parameter.
10539 (Dwarf_line_info::one_addr2line_cache): New function.
10540 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10541 new cache-size argument to one_addr2line(), and clear cache.
10543 2008-04-28 Cary Coutant <ccoutant@google.com>
10545 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10546 R_386_PC8 relocations.
10548 2008-04-23 Ian Lance Taylor <iant@google.com>
10550 * object.cc (Sized_relobj::include_section_group): Check for
10551 invalid section group.
10553 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10556 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10557 than read for file header.
10558 * archive.cc (Archive::include_member): Likewise.
10560 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10562 * aclocal.m4: Regenerate.
10563 * configure: Regenerate.
10565 2008-04-19 Ian Lance Taylor <iant@google.com>
10567 * version.cc (version_string): Bump to 1.6.
10569 * testsuite/Makefile.am (many_sections_r_test): New target.
10570 (many_sections_r_test_SOURCES): Remove.
10571 (many_sections_r_test_DEPENDENCIES): Remove.
10572 (many_sections_r_test_LDFLAGS): Remove.
10573 (many_sections_r_test_LDADD): Remove.
10575 * object.cc (Sized_relobj::do_add_symbols): Always pass
10576 local_symbol_count_ to add_from_relobj.
10578 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10579 every thousand variables.
10580 * testsuite/Makefile.in: Rebuild.
10582 * object.cc (Xindex::initialize_symtab_xindex): New function.
10583 (Xindex::read_symtab_xindex): New function.
10584 (Xindex::sym_xindex_to_shndx): New function.
10585 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10587 (Sized_relobj::do_initialize_xindex): New function.
10588 (Sized_relobj::do_read_symbols): Adjust section links.
10589 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10590 parameter. Change all callers.
10591 (Sized_relobj::include_section_group): Adjust section links and
10592 symbol section indexes.
10593 (Sized_relobj::do_layout): Adjust section links.
10594 (Sized_relobj::do_count_local_symbols): Adjust section links and
10595 symbol section indexes.
10596 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10597 ordinary and special symbols.
10598 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10599 dynsym_xindex parameters. Change all callers. Adjust section
10600 links. Use SHN_XINDEX when needed.
10601 (Sized_relobj::get_symbol_location_info): Adjust section links.
10602 Don't get fooled by special symbols.
10603 * object.h (class Xindex): Define.
10604 (class Object): Add xindex_ parameter. Declare virtual functoin
10605 do_initialize_xindex.
10606 (Object::adjust_sym_shndx): New function.
10607 (Object::set_xindex): New protected function.
10608 (class Symbol_value): Add is_ordinary_shndx_ field.
10609 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10610 (Symbol_value::value): Assert ordinary section.
10611 (Symbol_value::initialize_input_to_output_map): Likewise.
10612 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10613 Change all callers.
10614 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10616 (class Sized_relobj): Update declarations.
10617 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10618 parameter. Change all callers.
10619 (Sized_relobj::adjust_shndx): New function.
10620 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10622 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10623 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10624 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10625 (Sized_dynobj::read_dynsym_section): Adjust section links.
10626 (Sized_dynobj::read_dynamic): Likewise.
10627 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10629 (Sized_dynobj::do_initialize_xindex): New function.
10630 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10631 do_initialize_xindex.
10632 (Sized_dynobj::adjust_shndx): New function.
10633 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10634 dynsym_xindex_ fields.
10635 (Layout::finalize): Add a call to set_section_indexes before
10636 creating the symtab sections.
10637 (Layout::set_section_indexes): Don't do anything if the section
10638 already has a section index.
10639 (Layout::create_symtab_sections): Add shnum parameter. Change
10640 caller. Create .symtab_shndx section if needed.
10641 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10643 (Layout::allocated_output_section_count): New function.
10644 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10646 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10647 fields. Update declarations.
10648 (Layout::symtab_xindex): New function.
10649 (Layout::dynsym_xindex): New function.
10650 (class Write_symbols_task): Add layout_ field.
10651 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10653 * output.cc (Output_section_headers::Output_section_headers): Add
10654 shstrtab_section parameter. Change all callers.
10655 (Output_section_headers::do_sized_write): Store overflow values
10656 for section count and section string table section index in
10657 section header zero.
10658 (Output_file_header::do_sized_write): Check for overflow of
10659 section count and section string table section index.
10660 (Output_symtab_xindex::do_write): New function.
10661 (Output_symtab_xindex::endian_do_write): New function.
10662 * output.h (class Output_section_headers): Add shstrtab_section_.
10663 Update declarations.
10664 (class Output_symtab_xindex): Define.
10665 (Output_section::has_out_shndx): New function.
10666 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10668 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10669 Change all callers.
10670 (Sized_symbol::init): Likewise.
10671 (Symbol::output_section): Check for ordinary symbol.
10672 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10673 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10675 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10676 Change all callers. Simplify handling of symbols from sections
10677 not included in the link.
10678 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10680 (Weak_alias_sorter::operator()): Assert that symbols are
10682 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10684 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10685 parameters. Change all callers.
10686 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10687 symbol distinction. Use SHN_XINDEX when needed.
10688 (Symbol_table::write_section_symbol): Add symtab_xindex
10689 parameter. Change all callers.
10690 (Symbol_table::sized_write_section_symbol): Likewise. Use
10691 SHN_XINDEX when needed.
10692 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10694 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10695 (Symbol::is_defined): Check is_ordinary.
10696 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10697 (Symbol::is_absolute, Symbol::is_common): Likewise.
10698 (class Sized_symbol): Update declarations.
10699 (class Symbol_table): Update declarations.
10700 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10701 parameters. Change all callers.
10702 (Sized_symbol::override): Likewise.
10703 (Symbol_table::override): Likewise.
10704 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10705 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10706 is_ordinary, and orig_st_shndx parameters. Change all callers.
10707 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10708 to be in an ordinary section.
10709 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10710 object and is_ordinary parameters. Change all callers.
10711 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10712 Change all callers. Don't add undefined or non-ordinary symbols
10714 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10715 Change all callers.
10716 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10718 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10719 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10720 (Sized_relobj::relocate_sections): Likewise.
10721 * target-reloc.h (scan_relocs): Adjust section symbol index.
10722 (scan_relocatable_relocs): Likewise.
10723 * i386.cc (Scan::local): Check for ordinary symbols.
10724 * sparc.cc (Scan::local): Likewise.
10725 * x86_64.cc (Scan::local): Likewise.
10726 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10727 to symbol_section_and_value.
10728 * testsuite/many_sections_test.cc: New file.
10729 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10730 (check_PROGRAMS): Add many_sections_test.
10731 (many_sections_test_SOURCES): Define.
10732 (many_sections_test_DEPENDENCIES): Define.
10733 (many_sections_test_LDFLAGS): Define.
10734 (BUILT_SOURCES): Add many_sections_define.h.
10735 (many_sections_define.h): New target.
10736 (BUILT_SOURCES): Add many_sections_check.h.
10737 (many_sections_check.h): New target.
10738 (check_PROGRAMS): Add many_sections_r_test.
10739 (many_sections_r_test_SOURCES): Define.
10740 (many_sections_r_test_DEPENDENCIES): Define.
10741 (many_sections_r_test_LDFLAGS): Define.
10742 (many_sections_r_test_LDADD): Define.
10743 (many_sections_r_test.o): New target.
10744 * testsuite/Makefile.in: Rebuild.
10746 2008-04-17 Cary Coutant <ccoutant@google.com>
10748 * errors.cc (Errors::info): New function.
10749 (gold_info): New function.
10750 * errors.h (Errors::info): New function.
10751 * gold.h (gold_info): New function.
10752 * object.cc (Input_objects::add_object): Print trace output.
10753 * options.cc (options::parse_set): New function.
10754 (General_options::parse_wrap): Deleted.
10755 (General_options::General_options): Deleted initializer.
10756 * options.h (options::String_set): New typedef.
10757 (options::parse_set): New function.
10758 (DEFINE_set): New macro.
10759 (General_options::wrap): Changed to use DEFINE_set. Changed
10760 callers of any_wrap_symbols and is_wrap_symbol.
10761 (General_options::trace, General_options::trace_symbol):
10763 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10764 (General_options::wrap_symbols_): Deleted.
10765 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10767 2008-04-17 David S. Miller <davem@davemloft.net>
10769 * options.cc (General_options::parse_V): New function.
10770 * options.h: Add entries for -V and -Qy.
10772 2008-04-17 Ian Lance Taylor <iant@google.com>
10774 * common.cc (Symbol_table::allocate_commons): Remove options
10775 parameter. Change caller.
10776 (Symbol_table::do_allocate_commons): Remove options parameter.
10777 Change caller. Just call do_allocate_commons_list twice.
10778 (Symbol_table::do_allocate_commons_list): New function, broken out
10779 of do_allocate_commons.
10780 * common.h (class Allocate_commons_task): Remove options_ field.
10781 Update constructor.
10782 * symtab.cc (Symbol_table::Symbol_table): Initialize
10784 (Symbol_table::add_from_object): Put TLS common symbols on
10786 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10787 which are IN_OUTPUT_DATA.
10788 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10789 allocate_commons and do_allocate_commons declarations. Declare
10790 do_allocate_commons_list.
10791 * gold.cc (queue_middle_tasks): Update creation of
10792 Allocate_commons_task to not pass options.
10793 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10794 (TLS_TEST_C_FLAGS): New variable.
10795 (tls_test_c_pic.o): New target.
10796 (tls_test_shared.so): Link in tls_test_c_pic.o.
10797 (tls_test_c_pic_ie.o): New target.
10798 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
10799 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
10800 (tls_test_c.o): New target.
10801 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
10802 (tls_pic_test_LDADD): Likewise.
10803 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
10804 (tls_shared_gd_to_ie_test_LDADD): Likewise.
10805 (tls_test_c_gnu2.o): New target.
10806 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
10808 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
10809 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
10810 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
10811 * testsuite/tls_test.cc: Include "config.h".
10812 (t_last): Call t11_last.
10813 * testsuite/tls_test.h (t11, t11_last): Declare.
10814 * testsuite/tls_test_c.c: New file.
10815 * testsuite/tls_test_main.cc (thread_routine): Call t11.
10816 * configure.ac: Check for OpenMP support.
10817 * configure, config.in, Makefile.in: Rebuild.
10818 * testsuite/Makefile.in: Rebuild.
10820 2008-04-16 Cary Coutant <ccoutant@google.com>
10822 * i386.cc (Target_i386::define_tls_base_symbol): New function.
10823 (Target_i386::tls_base_symbol_defined_): New field.
10824 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10825 (Target_i386::Scan::global): Likewise.
10826 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
10827 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
10828 (Target_x86_64::tls_base_symbol_defined_): New field.
10829 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
10830 (Target_x86_64::Scan::global): Likewise.
10832 2008-04-16 Cary Coutant <ccoutant@google.com>
10834 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
10835 (Symbol::needs_plt_entry): Allow weak undefined symbols.
10836 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
10837 building shared libraries.
10838 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
10839 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
10840 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
10841 * testsuite/Makefile.in: Rebuild.
10842 * testsuite/weak_undef.h: New file.
10843 * testsuite/weak_undef_file1.cc: Add extra test cases.
10844 * testsuite/weak_undef_file2.cc: Likewise.
10845 * testsuite/weak_undef_test.cc: Likewise.
10847 2008-04-16 David S. Miller <davem@davemloft.net>
10849 * sparc.cc (Target_sparc::Scan): Change from struct to class.
10850 Add issued_non_pic_error_ field. Declare check_non_pic.
10851 (Target_sparc::Scan::check_non_pic): New function.
10852 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
10853 (Target_sparc::Scan::global): Likewise.
10855 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
10856 * configure: Rebuild.
10858 * options.h (DEFINE_enable): New macro.
10859 (new_dtags): New enable option.
10860 (initfirst, interpose, loadfltr, nodefaultlib,
10861 nodelete, nodlopen, nodump): New -z options.
10862 * layout.cc (Layout:finish_dynamic_section): If new
10863 dtags enabled, emit DT_RUNPATH. Also, emit a
10864 DT_FLAGS_1 containing any specified -z flags.
10866 2008-04-16 Ian Lance Taylor <iant@google.com>
10868 * copy-relocs.cc: New file.
10869 * copy-relocs.h: New file.
10870 * reloc.cc: Remove Copy_relocs code.
10871 * reloc.h: Likewise.
10872 * reloc-types.h (struct Reloc_types) [both versions]: Add
10873 get_reloc_addend_noerror.
10874 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
10875 variants of add_global which take an addend which must be zero.
10876 * i386.cc: Include "copy-relocs.h".
10877 (class Target_i386): Change type of copy_relocs_ to variable,
10878 update initializer.
10879 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
10880 Change all callers.
10881 (Target_i386::do_finalize_sections): Change handling of
10883 * sparc.cc: Include "copy-relocs.h".
10884 (class Target_sparc): Change type of copy_relocs_ to variable,
10885 update initializer.
10886 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
10887 Change all callers.
10888 (Target_sparc::do_finalize_sections): Change handling of
10890 * x86_64.cc: Include "copy-relocs.h".
10891 (class Target_x86_64): Change type of copy_relocs_ to variable,
10892 update initializer.
10893 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
10894 class. Change all callers.
10895 (Target_x86_64::do_finalize_sections): Change handling of
10897 * Makefile.am (CCFILES): Add copy-relocs.cc.
10898 (HFILES): Add copy-relocs.h.
10900 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
10902 * testsuite/script_test_4.sh: Permit leading zeroes.
10904 2008-04-15 Ian Lance Taylor <iant@google.com>
10906 * script-sections.cc (Script_sections::create_segments): Use
10907 header_size_adjustment even when there is enough room for the
10909 * testsuite/script_test_4.sh: New file.
10910 * testsuite/script_test_4.t: New file.
10911 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
10912 (check_DATA): Add script_test_4.stdout.
10913 (MOSTLYCLEANFILES): Likewise.
10914 (script_test_4): New target.
10915 (script_test_4.stdout): New target.
10916 * testsuite/Makefile.in: Rebuild.
10918 * sparc.cc: Add definitions for Output_data_plt_sparc class
10921 2008-04-14 David S. Miller <davem@davemloft.net>
10923 * sparc.cc: New file.
10924 * Makefile.am (TARGETSOURCES): Add sparc.cc
10925 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
10926 * configure.tgt: Document targ_extra_size and
10927 targ_extra_big_endian. Add entries for sparc-* and
10929 * configure.ac: Handle targ_extra_size and
10930 targ_extra_big_endian.
10931 * Makefile.in: Rebuild.
10932 * configure: Likewise.
10933 * po/POTFILES.in: Likewise.
10934 * po/gold.pot: Likewise.
10936 2008-04-14 Ian Lance Taylor <iant@google.com>
10938 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
10939 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
10940 in the name/type/flags to section mapping. Don't call
10941 allocate_output_section.
10942 (Layout::choose_output_section): Change parameter from adjust_name
10943 to is_input_section. Don't permit input sections after sections
10944 are attached to segments. Don't call allocate_output_section.
10945 (Layout::layout_eh_frame): Call update_flags_for_input_section,
10946 not write_enable_output_section.
10947 (Layout::make_output_section): Don't push to
10948 unattached_section_list_ nor call attach_to_segment. Call
10949 attach_section_to_segment if sections are attached.
10950 (Layout::attach_sections_to_segments): New function.
10951 (Layout::attach_section_to_segment): New function.
10952 (Layout::attach_allocated_section_to_segment): Rename from
10953 attach_to_segment. Remove flags parameter.
10954 (Layout::allocate_output_section): Remove function.
10955 (Layout::write_enable_output_section): Remove function.
10956 * layout.h (class Layout): Update for above changes. Add new
10957 field sections_are_attached_.
10958 * output.h (Output_section::update_flags_for_input_section): New
10960 * output.cc (Output_section::add_input_section): Call
10961 update_flags_for_input_section.
10962 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
10964 2008-04-11 Cary Coutant <ccoutant@google.com>
10966 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
10967 thought unnecessary.
10968 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
10970 2008-04-11 Ian Lance Taylor <iant@google.com>
10972 * output.h (class Output_section_data): Remove inline definition
10974 * output.cc (Output_section_data::set_addralign): New function.
10976 2008-04-11 Cary Coutant <ccoutant@google.com>
10978 Add support for TLS descriptors for i386 and x86_64.
10979 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
10980 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
10981 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
10983 (Target_i386::got_mod_index_entry): Remove unnecessary code.
10984 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
10985 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
10987 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
10988 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
10989 Fix problem with initial-exec relocations.
10990 (Target_i386::Relocate::relocate_tls): Likewise.
10991 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
10993 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
10994 support for section-plus-offset dynamic table entries.
10995 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
10996 (Output_data_dynamic::Dynamic_entry): Add support for
10997 section-plus-offset dynamic table entries.
10998 (Output_data_dynamic::Classification): Likewise.
10999 (Output_data_dynamic::classification_): Renamed offset_.
11000 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11001 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11002 (Target_x86_64::make_plt_section): New function.
11003 (Target_x86_64::reserve_tlsdesc_entries): New function.
11004 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11005 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11006 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11007 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11008 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11009 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11010 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11011 add extra PLT entry for TLS descriptors.
11012 (Output_data_plt_x86_64::got_): New field.
11013 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11014 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11016 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11018 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11019 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11020 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11021 R_386_TLS_DESC_CALL relocations.
11022 (Target_x86_64::Scan::global): Likewise.
11023 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11024 for TLS descriptors.
11025 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11026 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11027 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11028 GD-to-IE relaxation.
11029 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11030 and TLS_DESCRIPTORS.
11031 * Makefile.in: Rebuild.
11032 * configure: Rebuild.
11033 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11034 (tls_test_shared2.so): New target.
11035 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11036 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11037 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11038 (tls_shared_gd_to_ie_test_LDADD): New variable.
11039 (tls_shared_gnu2_gd_to_ie_test): New target.
11040 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11042 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11043 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11044 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11045 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11046 (tls_shared_gnu2_test): New target.
11047 (tls_test_gnu2_shared.so): New target.
11048 (tls_shared_gnu2_test_SOURCES): New variable.
11049 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11050 (tls_shared_gnu2_test_LDFLAGS): New variable.
11051 (tls_shared_gnu2_test_LDADD): New variable.
11052 * testsuite/Makefile.in: Rebuild.
11053 * testsuite/Makefile.
11055 2008-04-11 Ian Lance Taylor <iant@google.com>
11057 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11059 * testsuite/Makefile.in: Rebuild.
11061 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11063 * testsuite/script_test_2.cc (main): Adjust test.
11065 2008-04-11 David S. Miller <davem@davemloft.net>
11066 Ian Lance Taylor <iant@google.com>
11068 * options.h (General_options): Add entries for '-Y' and
11070 * options.cc (General_options:finalize): If -Y was used, add those
11071 entries to the library path instead of the default "/lib" and
11074 2008-04-11 David S. Miller <davem@davemloft.net>
11076 * testsuite/justsyms.t: Start at 0x100.
11077 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11078 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11080 * testsuite/script_test_2.cc: Adjust string and section length
11083 2008-04-09 Ian Lance Taylor <iant@google.com>
11086 * script-sections.cc (Sections_element::allocate_to_segment): Add
11088 (Output_section_definition::allocate_to_segment): Likewise.
11089 (Orphan_output_section::allocate_to_segment): Likewise.
11090 (Script_sections::attach_sections_using_phdrs_clause): Don't
11091 propagate non-PT_LOAD segments to orphan sections.
11092 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11093 readelf rather than objdump.
11094 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11095 .interp section and PT_INTERP segment are the same size.
11096 * testsuite/Makefile.in: Rebuild.
11098 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11099 aliases for symbols defined in the same object.
11100 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11101 (weak_alias_test_SOURCES): New variable.
11102 (weak_alias_test_DEPENDENCIES): New variable.
11103 (weak_alias_test_LDFLAGS): New variable.
11104 (weak_alias_test_LDADD): New variable.
11105 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11106 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11107 (weak_alias_test_3.o): New target.
11108 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11109 * testsuite/weak_alias_test_main.cc: New file.
11110 * testsuite/weak_alias_test_1.cc: New file.
11111 * testsuite/weak_alias_test_2.cc: New file.
11112 * testsuite/weak_alias_test_3.cc: New file.
11114 2008-04-08 Ian Lance Taylor <iant@google.com>
11116 * options.h (class General_options): Add --noinhibit-exec option.
11117 * main.cc (main): Check --noinhibit-exec.
11119 * options.h (class General_options): Define --wrap as a special
11120 option. Add wrap_symbols_ field.
11121 (General_options::any_wrap_symbols): New function.
11122 (General_options::is_wrap_symbol): New function.
11123 * options.cc (General_options::parse_wrap): New function.
11124 (General_options::General_options): Initialize wrap_symbols_.
11125 * symtab.cc (Symbol_table::wrap_symbol): New function.
11126 (Symbol_table::add_from_object): Handle --wrap.
11127 * symtab.h (class Symbol_table): Declare wrap_symbol.
11128 * target.h (Target::wrap_char): New function.
11129 (Target::Target_info): Add wrap_char field.
11130 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11131 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11132 * testsuite/testfile.cc (Target_test::test_target_info):
11135 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11138 * layout.h (class Layout): Add added_eh_frame_data_ field.
11139 * layout.cc (Layout::Layout): Initialize new field.
11140 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11141 output section until we find a section we merged successfully.
11142 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11143 that the size be non-zero.
11145 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11148 2008-04-08 Craig Silverstein <csilvers@google.com>
11150 * configure.ac: Export new conditional variable HAVE_ZLIB.
11151 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11153 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11154 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11156 2008-04-07 Ian Lance Taylor <iant@google.com>
11158 * version.cc (version_string): Set to "1.5".
11160 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11161 Add issued_non_pic_error_ field. Declare check_non_pic.
11162 (Target_x86_64::Scan::check_non_pic): New function.
11163 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11164 (Target_x86_64::Scan::global): Likewise.
11166 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11167 addend parameter. Change caller. Handle merge sections.
11168 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11169 Address to Addend. Don't add in the result of
11170 local_section_offset, pass down the addend and use the returned
11172 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11173 Update declarations of local_section_offset and symbol_value.
11174 * testsuite/two_file_test_1.cc (t18): New function.
11175 * testsuite/two_file_test_2.cc (f18): New function.
11176 * testsuite/two_file_test_main.cc (main): Call t18.
11177 * testsuite/two_file_test.h (t18, f18): Declare.
11179 * configure.ac: Don't test for objdump, c++filt, or readelf.
11180 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11182 (TEST_READELF): New variable.
11183 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11184 (check_PROGRAMS): Add two_file_strip_test.
11185 (two_file_strip_test): New target.
11186 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11187 (two_file_same_shared_strip_test_SOURCES): New variable.
11188 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11189 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11190 (two_file_same_shared_strip_test_LDADD): New variable.
11191 (two_file_shared_strip.so): New target.
11192 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11193 (ver_test_5.syms, ver_test_7.syms): Likewise.
11194 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11195 (strip_test_3.stdout): Use TEST_OBJDUMP.
11196 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11198 2008-04-04 Cary Coutant <ccoutant@google.com>
11200 * symtab.h (Symbol::is_weak_undefined): New function.
11201 (Symbol::is_strong_undefined): New function.
11202 (Symbol::is_absolute): New function.
11203 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11204 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11206 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11207 (weak_undef_test): New target.
11208 * testsuite/Makefile.in: Rebuild.
11209 * testsuite/weak_undef_file1.cc: New file.
11210 * testsuite/weak_undef_file2.cc: New file.
11211 * testsuite/weak_undef_test.cc: New file.
11213 2008-04-03 Craig Silverstein <csilvers@google.com>
11215 * compressed_output.h (class Output_compressed_section): Use
11217 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11219 (zlib_compressed_suffix): Removed.
11220 (Output_compressed_section::set_final_data_size): Use unsigned
11222 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11223 Fix linker invocation.
11224 (flagstest_o_specialfile_and_compress_debug_sections):
11226 * testsuite/Makefile.in: Regenerated.
11228 2008-04-02 David S. Miller <davem@davemloft.net>
11230 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11231 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11233 2008-04-02 Craig Silverstein <csilvers@google.com>
11237 2008-04-02 Ian Lance Taylor <iant@google.com>
11239 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11240 parameters. Update for new key type to views_. Change all
11242 (File_read::read): Adjust for byteshift in returned view.
11243 (File_read::add_view): New function, broken out of
11244 find_and_make_view.
11245 (File_read::make_view): New function, broken out of
11246 find_and_make_view.
11247 (File_read::find_or_make_view): Add offset and aligned
11248 parameters. Rewrite accordingly. Change all callers.
11249 (File_read::get_view): Add offset and aligned parameters. Adjust
11250 for byteshift in return value.
11251 (File_read::get_lasting_view): Likewise.
11252 * fileread.h (class File_read): Update declarations.
11253 (class File_read::View): Add byteshift_ field. Add byteshift to
11254 constructor. Add byteshift method.
11255 * archive.h (Archive::clear_uncached_views): New function.
11256 (Archive::get_view): Add aligned parameter. Change all callers.
11257 * object.h (Object::get_view): Add aligned parameter. Change all
11259 (Object::get_lasting_view): Likewise.
11261 * fileread.cc (File_read::release): Don't call clear_views if
11262 there are multiple objects.
11263 * fileread.h (File_read::clear_uncached_views): New function.
11264 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11267 2008-03-31 Cary Coutant <ccoutant@google.com>
11269 Add thin archive support.
11270 * archive.cc (Archive::armagt): New const.
11271 (Archive::setup): Remove task parameter and calls to unlock.
11272 (Archive::unlock_nested_archives): New function.
11273 (Archive::read_header): Add nested_off parameter. Change
11275 (Archive::interpret_header): Likewise.
11276 (Archive::include_all_members): Change to handle thin
11278 (Archive::include_member): Likewise.
11279 * archive.h (Archive::Archive): Add new parameters and
11281 (Archive::armagt): New const.
11282 (Archive::setup): Remove task parameter.
11283 (Archive::unlock_nested_archives): New function.
11284 (Archive::read_header): Add nested_off parameter.
11285 (Archive::interpret_header): Likewise.
11286 (Archive::Nested_archive_table): New typedef.
11287 (Archive::is_thin_archive_): New field.
11288 (Archive::nested_archives_): New field.
11289 (Archive::options_): New field.
11290 (Archive::dirpath_): New field.
11291 (Archive::task_): New field.
11292 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11293 for thin archives. Pass additional parameters to
11294 Archive::Archive. Unlock the archive file after calling
11297 2008-03-29 Ian Lance Taylor <iant@google.com>
11299 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11300 version symbol to be local.
11301 * testsuite/ver_test_4.sh: New file.
11302 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11303 (check_DATA): Add ver_test_4.syms.
11304 (ver_test_4.syms): New target.
11305 * testsuite/Makefile.in: Rebuild.
11308 (Output_section::Input_section_sort_entry::has_priority): New
11310 (Output_section::Input_section_sort_entry::match_file_name): New
11312 (Output_section::Input_section_sort_entry::match_section_name):
11314 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11316 (Output_section::Input_section_sort_entry::match_section_file):
11318 (Output_section::Input_section_sort_compare::operator()): Rewrite
11319 using new Input_section_sort_entry functions. Sort crtbegin and
11320 crtend first. Sort sections with no priority before sections with
11322 * testsuite/initpri1.c (d3): Check j != 4.
11323 (cd5): New constructor/destructor function.
11324 (main): Check j != 2.
11326 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11327 new symbol when resolving, don't call set_is_default.
11328 * testsuite/ver_test_7.cc: New file.
11329 * testsuite/ver_test_7.sh: New file.
11330 * testsuite/Makefile.am (ver_test_7.so): New target.
11331 (ver_test_7.o): New target.
11332 (check_SCRIPTS): Add ver_test_7.sh.
11333 (check_DATA): Add ver_test_7.syms.
11334 (ver_test_7.syms): New target.
11336 2008-03-28 Ian Lance Taylor <iant@google.com>
11338 * layout.cc (Layout::layout): If we see an input section with a
11339 name that needs sorting, set the must_sort flag for the output
11341 (Layout::make_output_section): If the name of the output section
11342 indicates that it might require sorting, set the may_sort flag.
11343 * output.h (Output_section::may_sort_attached_input_sections): New
11345 (Output_section::set_may_sort_attached_input_sections): New
11347 (Output_section::must_sort_attached_input_sections): New
11349 (Output_section::set_must_sort_attached_input_sections): New
11351 (class Output_section): Declare Input_section_sort_entry. Define
11352 Input_section_sort_compare. Declare
11353 sort_attached_input_sections. Add new fields:
11354 may_sort_attached_input_sections_,
11355 must_sort_attached_input_sections_,
11356 attached_input_sections_are_sorted_.
11357 * output.cc (Output_section::Output_section): Initialize new
11359 (Output_section::add_input_section): Add an entry to
11360 input_sections_ if may_sort or must_sort are true.
11361 (Output_section::set_final_data_size): Call
11362 sort_attached_input_sections if necessary.
11363 (Output_section::Input_section_sort_entry): Define new class.
11364 (Output_section::Input_section_sort_compare::operator()): New
11366 (Output_section::sort_attached_input_sections): New function.
11367 * configure.ac: Check whether the compiler supports constructor
11368 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11369 * testsuite/initpri1.c: New file.
11370 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11371 CONSTRUCTOR_PRIORITY.
11372 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11373 (initpri1_LDFLAGS): New variable.
11374 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11376 2008-03-27 Ian Lance Taylor <iant@google.com>
11378 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11379 * testsuite/common_test_1.c: New file.
11380 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11381 (common_test_1_SOURCES): New variable.
11382 (common_test_1_DEPENDENCIES): New variable.
11383 (common_test_1_LDFLAGS): New variable.
11385 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11386 and commons_ correctly when NAME/VERSION does not override
11388 * testsuite/ver_test_6.c: New file.
11389 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11390 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11391 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11393 2008-03-26 Ian Lance Taylor <iant@google.com>
11395 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11396 of an undefined symbol from a version script.
11397 * testsuite/Makefile.am (ver_test_5.so): New target.
11398 (ver_test_5.o): New target.
11399 (check_SCRIPTS): Add ver_test_5.sh.
11400 (check_DATA): Add ver_test_5.syms.
11401 (ver_test_5.syms): New target.
11402 * testsuite/ver_test_5.cc: New file.
11403 * testsuite/ver_test_5.script: New file.
11404 * testsuite/ver_test_5.sh: New file.
11405 * Makefile.in, testsuite/Makefile.in: Rebuild.
11408 Fix problems building gold with gcc 4.3.0.
11409 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11410 (gold_error_at_location, gold_warning_at_location): Use it.
11411 * configure.ac: Check whether we can compile and use a template
11412 function with a printf attribute.
11413 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11414 when jumping over bytes.
11415 * object.cc: Instantiate Object::read_section_data.
11416 * debug.h: Include <cstring>
11417 * dwarf_reader.cc: Include <algorithm>
11418 * main.cc: Include <cstring>.
11419 * options.cc: Include <cstring>.
11420 * output.cc: Include <cstring>.
11421 * script.cc: Include <cstring>.
11422 * script.h: Include <string>.
11423 * symtab.cc: Include <cstring> and <algorithm>.
11424 * target-select.cc: Include <cstring>.
11425 * version.cc: Include <string>.
11426 * testsuite/testmain.cc: Include <cstdlib>.
11427 * configure, config.in: Rebuild.
11429 2008-03-25 Ian Lance Taylor <iant@google.com>
11431 * options.cc: Include "../bfd/bfdver.h".
11432 (options::help): Print bug reporting address.
11434 * version.cc (print_version): Adjust output for current value of
11435 BFD_VERSION_STRING.
11439 * options.cc (options::help): Print list of supported targets.
11440 * target-select.h: Include <vector>.
11441 (class Target_selector): Make machine_, size_, and is_big_endian_
11442 fields const. Add bfd_name_ and instantiated_target_ fields.
11443 (Target_selector::Target_selector): Add bfd_name parameter.
11444 (Target_selector::recognize): Make non-virtual, call
11446 (Target_selector::recognize_by_name): Make non-virtual, call
11447 do_recognize_by_name.
11448 (Target_selector::supported_names): New function.
11449 (Target_selector::bfd_name): New function.
11450 (Target_selector::do_instantiate_target): New pure virtual
11452 (Target_selector::do_recognize): New virtual function.
11453 (Target_selector::do_recognize_by_name): New virtual function.
11454 (Target_selector::instantiate_target): New private function.
11455 (supported_target_names): Declare.
11456 * target-select.cc (Target_selector::Target_selector): Update for
11457 new parameter and fields.
11458 (select_target_by_name): Check that the name matches before
11459 calling recognize_by_name.
11460 (supported_target_names): New function.
11461 * i386.cc (class Target_selector_i386): Update Target_selector
11462 constructor call. Remove recognize and recognize_by_name. Add
11463 do_instantiate_target.
11464 * x86_64.cc (class Target_selector_x86_64): Likewise.
11465 * testsuite/testfile.cc (class Target_selector_test): Update for
11466 changes to Target_selector.
11468 * README: Rewrite, with some notes on unsupported features.
11470 2008-03-24 Cary Coutant <ccoutant@google.com>
11472 * i386.cc (Target_i386::Got_type): New enum declaration.
11473 (Target_i386::Scan::local): Updated callers of Output_data_got
11475 (Target_i386::Scan::global): Likewise.
11476 (Target_i386::Relocate::relocate): Likewise.
11477 (Target_i386::Relocate::relocate_tls): Likewise.
11478 * object.h (Got_offset_list): New class.
11479 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11480 (Sized_relobj::local_got_offset): Likewise.
11481 (Sized_relobj::set_local_got_offset): Likewise.
11482 (Sized_relobj::local_has_tls_got_offset): Removed.
11483 (Sized_relobj::local_tls_got_offset): Removed.
11484 (Sized_relobj::set_local_tls_got_offset): Removed.
11485 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11486 * output.cc (Output_data_got::add_global): Added got_type parameter.
11487 (Output_data_got::add_global_with_rel): Likewise.
11488 (Output_data_got::add_global_with_rela): Likewise.
11489 (Output_data_got::add_global_pair_with_rel): New function.
11490 (Output_data_got::add_global_pair_with_rela): New function.
11491 (Output_data_got::add_local): Added got_type parameter.
11492 (Output_data_got::add_local_with_rel): Likewise.
11493 (Output_data_got::add_local_with_rela): Likewise.
11494 (Output_data_got::add_local_pair_with_rel): New function.
11495 (Output_data_got::add_local_pair_with_rela): New function.
11496 (Output_data_got::add_global_tls): Removed.
11497 (Output_data_got::add_global_tls_with_rel): Removed.
11498 (Output_data_got::add_global_tls_with_rela): Removed.
11499 (Output_data_got::add_local_tls): Removed.
11500 (Output_data_got::add_local_tls_with_rel): Removed.
11501 (Output_data_got::add_local_tls_with_rela): Removed.
11502 * output.h (Output_data_got::add_global): Added got_type parameter.
11503 (Output_data_got::add_global_with_rel): Likewise.
11504 (Output_data_got::add_global_with_rela): Likewise.
11505 (Output_data_got::add_global_pair_with_rel): New function.
11506 (Output_data_got::add_global_pair_with_rela): New function.
11507 (Output_data_got::add_local): Added got_type parameter.
11508 (Output_data_got::add_local_with_rel): Likewise.
11509 (Output_data_got::add_local_with_rela): Likewise.
11510 (Output_data_got::add_local_pair_with_rel): New function.
11511 (Output_data_got::add_local_pair_with_rela): New function.
11512 (Output_data_got::add_global_tls): Removed.
11513 (Output_data_got::add_global_tls_with_rel): Removed.
11514 (Output_data_got::add_global_tls_with_rela): Removed.
11515 (Output_data_got::add_local_tls): Removed.
11516 (Output_data_got::add_local_tls_with_rel): Removed.
11517 (Output_data_got::add_local_tls_with_rela): Removed.
11518 * resolve.cc (Symbol::override_base_with_special): Removed
11519 reference to has_got_offset_ field.
11520 * symtab.cc (Symbol::init_fields): Replaced initialization
11521 of got_offset_ with got_offsets_. Removed initialization
11523 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11524 (Symbol::got_offset): Likewise.
11525 (Symbol::set_got_offset): Likewise.
11526 (Symbol::has_tls_got_offset): Removed.
11527 (Symbol::tls_got_offset): Removed.
11528 (Symbol::set_tls_got_offset): Removed.
11529 (Symbol::got_offset_): Removed.
11530 (Symbol::tls_mod_got_offset_): Removed.
11531 (Symbol::tls_pair_got_offset_): Removed.
11532 (Symbol::got_offsets_): New field.
11533 (Symbol::has_got_offset): Removed.
11534 (Symbol::has_tls_mod_got_offset): Removed.
11535 (Symbol::has_tls_pair_got_offset): Removed.
11536 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11537 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11539 (Target_x86_64::Scan::global): Likewise.
11540 (Target_x86_64::Relocate::relocate): Likewise.
11541 (Target_x86_64::Relocate::relocate_tls): Likewise.
11543 2008-03-25 Ben Elliston <bje@au.ibm.com>
11545 * yyscript.y: Fix spelling error in comment.
11547 2008-03-24 Ian Lance Taylor <iant@google.com>
11549 * options.h (class General_options): Define build_id option.
11550 * layout.h (class Layout): Declare write_build_id, create_note,
11551 create_build_id. Add build_id_note_ member.
11552 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11553 "libiberty.h", "md5.h", "sha1.h".
11554 (Layout::Layout): Initialize eh_frame_data_,
11555 eh_frame_hdr_section_, and build_id_note_.
11556 (Layout::finalize): Call create_build_id.
11557 (Layout::create_note): New function, broken out of
11558 Layout::create_gold_note.
11559 (Layout::create_gold_note): Call create_note.
11560 (Layout::create_build_id): New function.
11561 (Layout::write_build_id): New function.
11562 (Close_task_runner::run): Call write_build_id.
11564 * x86_64.cc: Correct license to GPLv3.
11566 2008-03-23 Ian Lance Taylor <iant@google.com>
11568 * options.cc: Include "demangle.h".
11569 (parse_optional_string): New function.
11570 (parse_long_option): Handle takes_optional_argument.
11571 (parse_short_option): Update dash_z initializer. Handle
11572 takes_optional_argument.
11573 (General_options::General_options): Initialize do_demangle_.
11574 (General_options::finalize): Set do_demangle_. Handle demangling
11576 * options.h (parse_optional_string): Declare.
11577 (struct One_option): Add optional_arg field. Update constructor.
11578 Update call constructor calls. Add takes_optional_argument
11580 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11581 (DEFINE_optional_string): Define.
11582 (General_options::demangle): Change from DEFINE_bool to
11583 DEFINE_optional_string.
11584 (General_options::no_demangle): New function.
11585 (General_options::do_demangle): New function.
11586 (General_options::set_do_demangle): New function.
11587 (General_options::execstack_status_): Move definition to end of
11589 (General_options::static_): Likewise.
11590 (General_options::do_demangle_): New field.
11591 * object.cc (big_endian>::get_symbol_location_info): Call
11592 Options::do_demangle, not Options::demangle.
11593 * symtab.cc (demangle): Likewise.
11595 2008-03-22 Ian Lance Taylor <iant@google.com>
11597 * gold.h: Include <cstddef> and <sys/types.h>
11598 * options.h: Include <cstring>.
11600 2008-03-21 Ian Lance Taylor <iant@google.com>
11602 * Added source code to GNU binutils.