1 2011-07-13 Ian Lance Taylor <iant@google.com>
3 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
5 * x86_64.cc (Target_x86_64::got_section): Likewise.
6 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
7 (relro_now_test_SOURCES): New variable.
8 (relro_now_test_DEPENDENCIES): New variable.
9 (relro_now_test_LDFLAGS): New variable.
10 (relro_now_test_LDADD): New variable.
11 (relro_now_test.so): New target.
12 * testsuite/Makefile.in: Rebuild.
14 2011-07-12 Ian Lance Taylor <iant@google.com>
17 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
18 GLOB_DAT relocation rather than a RELATIVE relocation for a
19 protected symbol when creating a shared library.
20 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
21 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
22 * testsuite/protected_main_1.cc (main): Test that protected
23 function has same address.
25 2011-07-11 Ian Lance Taylor <iant@google.com>
28 * options.h (class General_options): Add -Bgroup.
29 * options.cc (General_options::finalize): If -Bgroup is set,
30 default to --unresolved-symbols=report-all.
31 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
32 * target-reloc.h (issue_undefined_symbol_error): Handle
33 --unresolved-symbols=report-all.
35 2011-07-08 Ian Lance Taylor <iant@google.com>
38 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
39 if linker script discards key sections.
40 (Layout::create_dynamic_symtab): Likewise.
41 (Layout::assign_local_dynsym_offsets): Likewise.
42 (Layout::sized_create_version_sections): Likewise.
43 (Layout::create_interp): Likewise.
44 (Layout::finish_dynamic_section): Likewise.
45 (Layout::set_dynamic_symbol_size): Likewise.
47 2011-07-08 Ian Lance Taylor <iant@google.com>
50 * options.h (class General_options): Add --unresolved-symbols.
51 * target-reloc.h (issue_undefined_symbol_error): Check
52 --unresolved-symbols. Add comments.
54 2011-07-08 Ian Lance Taylor <iant@google.com>
56 * testsuite/odr_violation2.cc (Ordering::operator()): Make
57 expression more complex.
59 2011-07-08 Ian Lance Taylor <iant@google.com>
62 * target-reloc.h (issue_undefined_symbol_error): New inline
63 function, broken out of relocate_section.
64 (relocate_section): Call issue_undefined_symbol_error.
65 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
66 there is no TLS segment if we are about to issue an undefined
68 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
70 2011-07-08 Ian Lance Taylor <iant@google.com>
73 * resolve.cc (Symbol_table::should_override): Add fromtype
74 parameter. Change all callers. Give error when linking together
75 TLS and non-TLS symbol.
76 (Symbol_table::should_override_with_special): Add fromtype
77 parameter. Change all callers.
78 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
79 there is no TLS segment if we have reported some errors.
80 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
82 2011-07-08 Ian Lance Taylor <iant@google.com>
85 * target.h (Target::plt_address_for_global): New function.
86 (Target::plt_address_for_local): New function.
87 (Target::plt_section_for_global): Remove.
88 (Target::plt_section_for_local): Remove.
89 (Target::do_plt_address_for_global): New virtual function.
90 (Target::do_plt_address_for_local): New virtual function.
91 (Target::do_plt_section_for_global): Remove.
92 (Target::do_plt_section_for_local): Remove.
93 (Target::register_global_plt_entry): Add Symbol_table and Layout
95 * output.cc (Output_data_got::Got_entry::write): Use
96 plt_address_for_global and plt_address_for_local.
97 * layout.cc (Layout::add_target_dynamic_tags): Use size and
98 address of output section.
99 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
100 got_irelative_, and irelative_count_ fields. Update
102 (Output_data_plt_i386::has_irelative_section): New function.
103 (Output_data_plt_i386::entry_count): Add irelative_count_.
104 (Output_data_plt_i386::set_final_data_size): Likewise.
105 (class Target_i386): Add got_irelative_ and rel_irelative_
106 fields. Update declarations.
107 (Target_i386::Target_i386): Initialize new fields.
108 (Target_i386::do_plt_address_for_global): New function replacing
109 do_plt_section_for_global.
110 (Target_i386::do_plt_address_for_local): New function replacing
111 do_plt_section_for_local.
112 (Target_i386::got_section): Create got_irelative_.
113 (Target_i386::rel_irelative_section): New function.
114 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
115 fields. Don't define __rel_iplt_{start,end}.
116 (Output_data_plt_i386::add_entry): Add symtab and layout
117 parameters. Change all callers. Use different PLT and GOT for
119 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
120 layout parameters. Change all callers. Use different PLT and
122 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
123 (Output_data_plt_i386::rel_irelative): New function.
124 (Output_data_plt_i386::address_for_global): New function.
125 (Output_data_plt_i386::address_for_local): New function.
126 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
127 IRELATIVE GOT when changing IFUNC GOT entries.
128 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
130 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
131 if we didn't create an IRELATIVE GOT.
132 (Target_i386::Relocate::relocate): Use plt_address_for_global and
133 plt_address_for_local.
134 (Target_i386::do_dynsym_value): Use plt_address_for_global.
135 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
136 got_irelative_, and irelative_count_ fields. Update
138 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
139 Initialize new fields. Remove symtab parameter. Change all
141 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
143 (Output_data_plt_x86_64::has_irelative_section): New function.
144 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
145 (class Target_x86_64): Add got_irelative_ and rel_irelative_
146 fields. Update declarations.
147 (Target_x86_64::Target_x86_64): Initialize new fields.
148 (Target_x86_64::do_plt_address_for_global): New function replacing
149 do_plt_section_for_global.
150 (Target_x86_64::do_plt_address_for_local): New function replacing
151 do_plt_section_for_local.
152 (Target_x86_64::got_section): Create got_irelative_.
153 (Target_x86_64::rela_irelative_section): New function.
154 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
155 all callers. Don't create __rel_iplt_{start,end}.
156 (Output_data_plt_x86_64::add_entry): Add symtab and layout
157 parameters. Change all callers. Use different PLT and GOT for
159 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
160 layout parameters. Change all callers. Use different PLT and
162 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
163 parameters. Change all callers. Use different PLT and GOT for
165 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
166 (Output_data_plt_x86_64::rela_irelative): New function.
167 (Output_data_plt_x86_64::address_for_global): New function.
168 (Output_data_plt_x86_64::address_for_local): New function.
169 (Output_data_plt_x86_64::set_final_data_size): Likewise.
170 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
171 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
172 (Target_x86_64::register_global_plt_entry): Add symtab and layout
174 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
176 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
177 symbols if we didn't create an IRELATIVE GOT.
178 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
179 plt_address_for_local.
180 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
181 * testsuite/ifuncvar1.c: New test file.
182 * testsuite/ifuncvar2.c: New test file.
183 * testsuite/ifuncvar3.c: New test file.
184 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
185 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
186 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
187 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
188 * testsuite/Makefile.in: Rebuild.
190 2011-07-07 Cary Coutant <ccoutant@google.com>
192 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
193 (two_file_test_1_ndebug.o): Likewise.
194 (two_file_test_1b_ndebug.o): Likewise.
195 (two_file_test_2_ndebug.o): Likewise.
196 (two_file_test_main_ndebug.o): Likewise.
197 (incremental_test_2): Link with no-debug versions.
199 2011-07-06 Cary Coutant <ccoutant@google.com>
201 * gold/incremental.cc
202 (Output_section_incremental_inputs::write_info_blocks): Check for
203 hidden and internal symbols.
205 2011-07-06 Cary Coutant <ccoutant@google.com>
207 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
208 Check disposition for startup file.
209 (Incremental_inputs::report_command_line): Ignore
210 --incremental-startup-unchanged option.
211 * options.cc (General_options::parse_incremental_startup_unchanged):
213 (General_options::General_options): Initialize new data member.
214 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
215 (General_options): Add --incremental-startup-unchanged option.
216 (General_options::incremental_startup_disposition): New function.
217 (General_options::incremental_startup_disposition_): New data member.
219 2011-07-06 Cary Coutant <ccoutant@google.com>
221 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
222 input file index to Script_info ctor.
223 (Sized_incremental_binary::do_file_has_changed): Find the
224 command-line argument for files named in scripts.
225 * incremental.h (Script_info::Script_info): New ctor
226 with input file index.
227 (Script_info::input_file_index): New function.
228 (Script_info::input_file_index_): New data member.
229 (Incremental_binary::get_library): Add const.
230 (Incremental_binary::get_script_info): Add const.
231 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
232 * testsuite/Makefile.am (incremental_test_5): New test case.
233 (incremental_test_6): New test case.
234 * testsuite/Makefile.in: Regenerate.
236 2011-07-06 Cary Coutant <ccoutant@google.com>
238 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
239 debug output when command lines differ.
241 2011-07-06 Cary Coutant <ccoutant@google.com>
243 * incremental.cc (Incremental_inputs::report_command_line): Ignore
244 --incremental-patch option.
245 * layout.cc (Free_list::allocate): Extend allocation beyond original
247 (Layout::make_output_section): Mark sections that should get
249 * options.cc (parse_percent): New function.
250 * options.h (parse_percent): New function.
251 (DEFINE_percent): New macro.
252 (General_options): Add --incremental-patch option.
253 * output.cc (Output_section::Output_section): Initialize new data
255 (Output_section::add_input_section): Print section name when out
257 (Output_section::add_output_section_data): Likewise.
258 (Output_section::set_final_data_size): Add patch space when
259 doing --incremental-full.
260 (Output_section::do_reset_address_and_file_offset): Remove patch
262 (Output_segment::set_section_list_addresses): Print debug output
263 only if --incremental-update.
264 * output.h (Output_section::set_is_patch_space_allowed): New function.
265 (Output_section::is_patch_space_allowed_): New data member.
266 (Output_section::patch_space_): New data member.
267 * parameters.cc (Parameters::incremental_full): New function.
268 * parameters.h (Parameters::incremental_full): New function
269 * testsuite/Makefile.am (incremental_test_2): Add test for
270 --incremental-patch option.
271 * testsuite/Makefile.in: Regenerate.
272 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
273 (t18): Remove function body.
275 2011-07-05 Doug Kwan <dougkwan@google.com>
278 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
279 Arm_Address type for relocation result.
280 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
282 (Arm_relocate_functions::abs32): Use unaligned access.
283 (Arm_relocate_functions::rel32): Ditto.
284 (Arm_relocate_functions::prel31): Ditto.
285 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
286 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
287 static data relocations.
288 * testsuite/Makefile.in: Regnerate.
289 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
291 2011-07-05 Ian Lance Taylor <iant@google.com>
294 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
295 symbols if necessary.
296 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
298 2011-07-05 Ian Lance Taylor <iant@google.com>
301 * resolve.cc (Symbol::override_base_with_special): Simply override
302 version with special symbol version, ignoring previous version.
304 2011-07-05 Ian Lance Taylor <iant@google.com>
306 * object.cc (Sized_relobj_file::include_section_group): Add
307 information to comment about signature location.
309 2011-07-02 Ian Lance Taylor <iant@google.com>
312 * options.h (class General_options): Add -f and -F.
313 * options.cc (General_options::finalize): Fatal error if -f/-F
314 are used without -shared.
315 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
317 2011-07-02 Ian Lance Taylor <iant@google.com>
319 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
321 2011-07-01 Ian Lance Taylor <iant@google.com>
325 * resolve.cc (Symbol::override_base_with_special): Don't override
326 the version if the overriding symbol has a different name.
327 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
328 all callers. If we give an error about an undefined version,
329 define the base version if necessary.
330 * dynobj.h (class Versions): Update declaration.
331 * testsuite/weak_alias_test_5.cc: New file.
332 * testsuite/weak_alias_test.script: New file.
333 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
334 and versioned_alias have the right value, and call t2.
335 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
336 weak_alias_test_5.so.
337 (weak_alias_test_LDADD): Likewise.
338 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
339 * testsuite/Makefile.in: Rebuild.
341 2011-07-01 Ian Lance Taylor <iant@google.com>
344 * options.h (class General_options): Support -z notext.
345 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
347 (two_file_shared_nonpic.so): Likewise.
348 (two_file_shared_mixed.so): Likewise.
349 (two_file_shared_mixed_1.so): Likewise.
350 (weak_undef_lib_nonpic.so): Likewise.
351 (alt/weak_undef_lib_nonpic.so): Likewise.
352 (tls_test_shared_nonpic.so): Likewise.
353 * testsuite/Makefile.in: Rebuild.
355 2011-07-01 Ian Lance Taylor <iant@google.com>
358 * configure.ac: Test whether static linking works, setting
359 the automake conditional HAVE_STATIC.
360 * testsuite/Makefile.am: Disable tests using -static if
361 HAVE_STATIC is not true.
362 * configure, testsuite/Makefile.in: Rebuild.
364 2011-07-01 Ian Lance Taylor <iant@google.com>
367 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
368 Assert if we see DW_EH_PE_indirect.
369 * target.h (Target::ehframe_datarel_base): New function.
370 (Target::do_ehframe_datarel_base): New target function.
371 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
372 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
375 2011-07-01 Ian Lance Taylor <iant@google.com>
378 * options.h (class General_options): Add
379 --ld-generated-unwind-info.
380 * ehframe.cc (Fde::write): Add address parameter. Change all
381 callers. If associated with PLT, fill in address and size.
382 (Cie::set_output_offset): Only add merge mapping if there is an
384 (Cie::write): Add address parameter. Change all callers.
385 (Eh_frame::add_ehframe_for_plt): New function.
386 * ehframe.h (class Fde): Update declarations. Move shndx_ and
387 input_offset_ fields into union u_, with new plt field.
388 (Fde::Fde): Adjust for new union field.
389 (Fde::Fde) [Output_data version]: New constructor.
390 (Fde::add_mapping): Only add merge mapping if there is an object.
391 (class Cie): Update declarations.
392 (class Eh_frame): Declare add_ehframe_for_plt.
393 * layout.cc (Layout::layout_eh_frame): Break out code into
394 make_eh_frame_section, and call it.
395 (Layout::make_eh_frame_section): New function.
396 (Layout::add_eh_frame_for_plt): New function.
397 * layout.h (class Layout): Update declarations.
398 * merge.cc (Merge_map::add_mapping): Add assertion.
399 * i386.cc: Include "dwarf.h".
400 (class Output_data_plt_i386): Make first_plt_entry,
401 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
402 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
403 and plt_eh_frame_fde.
404 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
405 boundary. Call add_eh_frame_for_plt if appropriate.
406 * x86_64.cc: Include "dwarf.h".
407 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
408 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
409 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
410 and plt_eh_frame_fde.
411 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
414 2011-06-29 Ian Lance Taylor <iant@google.com>
417 * object.cc (Sized_relobj_file::layout_section): Change shdr
418 parameter to be const.
419 (Sized_relobj_file::layout_eh_frame_section): New function, broken
421 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
422 appropriate. Call layout_eh_frame_section.
423 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
425 * object.h (class Sized_relobj_file): Update declarations.
427 2011-06-29 Ian Lance Taylor <iant@google.com>
430 * script.cc (Token::integer_value): Accept trailing M/m/K/k
432 (Lex::gather_token): Accept trailing M/m/K/k for integers.
434 2011-06-29 Ian Lance Taylor <iant@google.com>
437 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
439 * layout.cc (Layout::layout_eh_frame): Likewise.
441 2011-06-29 Ian Lance Taylor <iant@google.com>
444 * layout.cc (Layout::symtab_section_shndx): New function.
445 * layout.h (class Layout): Declare symtab_section_shndx.
446 * output.cc (Output_section::write_header): Call it.
448 2011-06-29 Ian Lance Taylor <iant@google.com>
451 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
452 symbols which are not used in a relocation.
454 2011-06-28 Ian Lance Taylor <iant@google.com>
457 * layout.cc (Layout::segment_precedes): Don't crash if a linker
458 script create indistinguishable segments.
459 (Layout::set_segment_offsets): Use stable_sort when sorting
460 segments. Pass this to Compare_segments constructor.
461 * layout.h (class Layout): Make segment_precedes non-static.
462 (class Compare_segments): Change from struct to class. Add
463 layout_ field. Add constructor.
465 (Script_sections::attach_sections_using_phdrs_clause): Rename
466 local orphan to is_orphan. Don't report failure to put empty
467 section in segment. On attachment failure, report name of
468 section, and attach to first PT_LOAD segment.
470 2011-06-28 Ian Lance Taylor <iant@google.com>
473 * target-select.cc (Target_selector::Target_selector): Add
474 emulation parameter. Change all callers.
475 (select_target_by_bfd_name): Rename from select_target_by_name.
477 (select_target_by_emulation): New function.
478 (supported_emulation_names): New function.
479 * target-select.h (class Target_selector): Add emulation_ field.
481 (Target_selector::recognize_by_bfd_name): Rename from
482 recognize_by_name. Change all callers.
483 (Target_selector::supported_bfd_names): Rename from
484 supported_names. Change all callers.
485 (Target_selector::recognize_by_emulation): New function.
486 (Target_selector::supported_emulations): New function.
487 (Target_selector::emulation): New function.
488 (Target_selector::do_recognize_by_bfd_name): Rename from
489 do_recognize_by_name. Change all callers.
490 (Target_selector::do_supported_bfd_names): Rename from
491 do_supported_names. Change all callers.
492 (Target_selector::do_recognize_by_emulation): New function.
493 (Target_selector::do_supported_emulations): New function.
494 (select_target_by_bfd_name): Change name in declaration.
495 (select_target_by_emulation): Declare.
496 (supported_emulation_names): Declare.
497 * parameters.cc (parameters_force_valid_target): Try to find
498 target based on emulation from -m option.
499 * options.h (class General_options): Change doc string for -m.
500 * options.cc (help): Print emulations.
501 (General_options::parse_V): Likewise.
502 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
503 Add emulation parameter. Change all callers.
505 2011-06-28 Ian Lance Taylor <iant@google.com>
507 * target.h (class Target): Add osabi_ field.
508 (Target::osabi): New function.
509 (Target::set_osabi): New function.
510 (Target::Target): Initialize osabi_.
511 (Target::do_adjust_elf_header): Make pure virtual.
512 (Sized_target::do_adjust_elf_header): Declare.
513 * target.cc (Sized_target::do_adjust_elf_header): New function.
514 (class Sized_target): Instantiate all versions.
515 * freebsd.h (class Target_freebsd): Remove.
516 (Target_selector_freebsd::do_recognize): Call set_osabi on
518 (Target_selector_freebsd::do_recognize_by_name): Likewise.
519 (Target_selector_freebsd::set_osabi): Remove.
520 * i386.cc (class Target_i386): Inherit from Sized_target rather
522 * x86_64.cc (class Target_x86_64): Likewise.
524 2011-06-28 Ian Lance Taylor <iant@google.com>
526 * target.h (Target::can_check_for_function_pointers): Rewrite.
528 (Target::can_icf_inline_merge_sections): Likewise.
529 (Target::section_may_have_icf_unsafe_poineters): Likewise.
530 (Target::Target_info): Add can_icf_inline_merge_sections field.
531 (Target::do_can_check_for_function_pointers): New virtual
533 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
534 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
535 from can_check_for_function_pointers, move in file.
536 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
537 section_may_have_icf_unsafe_poineters, move in file.
538 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
539 * i386.cc (Target_i386::do_can_check_for_function_pointers):
540 Rename from can_check_for_function_pointers, move in file.
541 (Target_i386::can_icf_inline_merge_sections): Remove.
542 (Target_i386::i386_info): Initialize
543 can_icf_inline_merge_sections.
544 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
545 Initialize can_icf_inline_merge_sections.
546 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
547 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
548 Rename from can_check_for_function_pointers, move in file.
549 (Target_x86_64::can_icf_inline_merge_sections): Remove.
550 (Target_x86_64::x86_64_info): Initialize
551 can_icf_inline_merge_sections.
552 * testsuite/testfile.cc (Target_test::test_target_info):
554 * icf.cc (get_section_contents): Correct formatting.
556 2011-06-27 Ian Lance Taylor <iant@google.com>
558 * symtab.cc (Symbol::versioned_name): New function.
559 (Symbol_table::add_to_final_symtab): Use versioned_name when
561 (Symbol_table::sized_write_symbol): Likewise.
562 * symtab.h (class Symbol): Declare versioned_name.
563 * stringpool.h (class Stringpool_template): Add variant of add
564 which takes a std::basic_string.
565 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
566 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
567 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
568 (ver_test_12.o): New target.
569 * testsuite/Makefile.in: Rebuild.
571 2011-06-27 Doug Kwan <dougkwan@google.com>
573 * arm.cc (Arm_relocate_functions::thm_jump8,
574 Arm_relocate_functions::thm_jump11): Use a wider signed
575 type to compute offset.
576 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
578 * testsuite/Makefile.in: Regenerate.
579 * testsuite/arm_branch_in_range.sh: Check test results of
580 arm_thm_jump11 and arm_thm_jump8.
581 * testsuite/arm_thm_jump11.s: New test source file.
582 * testsuite/arm_thm_jump11.t: New linker script.
583 * testsuite/arm_thm_jump8.s: New test source file.
584 * testsuite/arm_thm_jump8.t: New linker script.
586 2011-06-24 Ian Lance Taylor <iant@google.com>
588 * layout.cc: Include "object.h".
589 (ctors_sections_in_init_array): New static variable.
590 (Layout::is_ctors_in_init_array): New function.
591 (Layout::layout): Add entry to ctors_sections_in_init_array if
593 * layout.h (class Layout): Declare is_ctors_in_init_array.
594 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
595 is_ctors_reverse_view is set.
596 (Sized_relobj_file::write_sections): Add layout parameter. Change
597 all callers. Set is_ctors_reverse_view field of View_size.
598 (Sized_relobj_file::reverse_words): New function.
599 * object.h (Sized_relobj_file::View_size): Add
600 is_ctors_reverse_view field.
601 (class Sized_relobj_file): Update declarations.
602 * testsuite/initpri3.c: New test.
603 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
605 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
606 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
607 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
608 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
609 * testsuite/Makefile.in: Rebuild.
611 2011-06-24 Cary Coutant <ccoutant@google.com>
613 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
614 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
615 (debug_msg_cdebug.err): New targets.
616 * testsuite/Makefile.in: Regenerate.
617 * testsuite/debug_msg.sh: Check output of link with compressed debug.
618 Fix checks for link with shared library.
620 2011-06-24 Doug Kwan <dougkwan@google.com>
622 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
623 skip empty text sections.
624 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
626 2011-06-22 Ian Lance Taylor <iant@google.com>
629 * options.h (class General_options): Add --ctors-in-init-array.
630 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
631 friends as SHT_PROGBITS for merging sections.
632 (Layout::layout): Remove special handling of .init_array and
633 friends. Don't sort if doing relocatable link. Sort for .ctors
634 and .dtors if ctors_in_init_array.
635 (Layout::make_output_section): Force correct section types for
636 .init_array and friends. Don't sort if doing relocatable link,
637 Don't sort .ctors and .dtors if ctors_in_init_array.
638 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
639 (Layout::output_section_name): Add relobj parameter. Change all
640 callers. Handle .ctors. and .dtors. in code rather than table.
641 Handle .ctors and .dtors if ctors_in_init_array.
642 (Layout::match_file_name): New function, moved from output.cc.
643 * layout.h (class Layout): Update declarations.
644 * output.cc: Include "layout.h".
645 (Input_section_sort_entry::get_priority): New function.
646 (Input_section_sort_entry::match_file_name): Just call
647 Layout::match_file_name.
648 (Output_section::Input_section_sort_init_fini_compare::operator()):
649 Handle .ctors and .dtors. Sort by explicit priority rather than
651 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
652 * testsuite/initpri2.c: New test.
653 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
654 (check_PROGRAMS): Add initpri2.
655 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
656 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
657 * configure, testsuite/Makefile.in: Rebuild.
659 2011-06-19 Ian Lance Taylor <iant@google.com>
662 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
663 .interp section to a PT_INTERP segment even if we have seen a
664 --dynamic-linker option. Don't do it if we have seen a PHDRS
665 clause in a linker script.
666 (Layout::finalize): Don't create a .interp section if we've
667 already create a PT_INTERP segment.
668 (Layout::create_interp): Always call choose_output_section (revert
669 patch of 2011-06-17). Don't create PT_INTERP segment.
671 (Script_sections::create_note_and_tls_segments): Add a .interp
672 section to a PT_INTERP segment even if we have seen a
673 --dynamic-linker option.
675 2011-06-18 Ian Lance Taylor <iant@google.com>
677 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
678 merely because a non-PT_LOAD segment has a dynamic reloc.
680 2011-06-18 Ian Lance Taylor <iant@google.com>
682 * layout.cc (Layout::finish_dynamic_section): Don't create
683 DT_FLAGS entry if not needed.
685 2011-06-18 Ian Lance Taylor <iant@google.com>
688 * layout.cc (Layout::layout_eh_frame): Correct handling of
689 writable .eh_frame section.
691 2011-06-17 Ian Lance Taylor <iant@google.com>
694 * resolve.cc (Symbol_table::resolve): Don't give an error if a
695 symbol is redefined with the exact same object and value.
697 2011-06-17 Ian Lance Taylor <iant@google.com>
700 * layout.h (class Layout): Add interp_segment_ field.
701 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
702 (Layout::attach_allocated_section_to_segment): If making shared
703 library, put .interp section in PT_INTERP segment.
704 (Layout::finalize): Also call create_interp if -dynamic-linker
706 (Layout::create_interp): Assert that there is no PT_INTERP
707 segment. If not using a SECTIONS clause, use make_output_section.
708 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
710 (Script_sections::create_note_and_tls_segments): If making shared
711 library, put .interp section in PT_INTERP segment.
713 2011-06-17 Ian Lance Taylor <iant@google.com>
715 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
716 when making a shared library.
718 2011-06-17 Ian Lance Taylor <iant@google.com>
720 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
721 parameter. Change all callers. Don't issue warning about PC32
722 against locally defined symbol.
724 2011-06-16 Ian Lance Taylor <iant@google.com>
726 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
727 occurs in same object.
729 2011-06-14 Alan Modra <amodra@gmail.com>
731 * po/POTFILES.in: Regenerate.
733 2011-06-09 Ian Lance Taylor <iant@google.com>
736 (Orphan_output_section::set_section_addresses): For a relocatable
737 link set address to 0.
739 2011-06-09 Cary Coutant <ccoutant@google.com>
742 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
743 used with --compress-debug-sections.
744 * gold/object.cc (Sized_relobj_file::do_layout): Report
745 uncompressed size of compressed input sections.
747 2011-06-08 Cary Coutant <ccoutant@google.com>
750 * testsuite/two_file_test_2_v1.cc: Change initialization of
751 v2 to keep it in .data.
753 2011-06-07 Cary Coutant <ccoutant@google.com>
755 * common.cc (Symbol_table::do_allocate_commons_list): Call
757 * errors.cc (Errors::fatal): Adjust call to gold_exit.
758 (Errors::fallback): New function.
759 (gold_fallback): New function.
760 * errors.h (Errors::fallback): New function.
761 * gold.cc (gold_exit): Change status parameter to enum; adjust
763 (queue_initial_tasks): Call gold_fallback.
764 * gold.h: Include cstdlib.
765 (Exit_status): New enum type.
766 (gold_exit): Change status parameter to enum.
767 (gold_fallback): New function.
768 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
769 (Layout::create_symtab_sections): Likewise.
770 (Layout::create_shdrs): Likewise.
771 * main.cc (main): Adjust call to gold_exit.
772 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
773 (Output_data_got::add_got_entry_pair): Likewise.
774 (Output_section::add_input_section): Likewise.
775 (Output_section::add_output_section_data): Likewise.
776 (Output_segment::set_section_list_addresses): Likewise.
777 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
779 2011-06-07 Cary Coutant <ccoutant@google.com>
781 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
782 for incremental links.
783 * output.cc (Output_segment::set_section_list_addresses): Remove
784 FIXME and test for TLS or BSS.
786 2011-06-07 Cary Coutant <ccoutant@google.com>
788 * testsuite/Makefile.am: Add incremental_copy_test,
789 incremental_common_test_1.
790 * testsuite/Makefile.in: Regenerate.
791 * testsuite/common_test_1_v1.c: New source file.
792 * testsuite/common_test_1_v2.c: New source file.
793 * testsuite/copy_test_v1.cc: New source file.
795 2011-06-07 Cary Coutant <ccoutant@google.com>
797 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
798 update, allocate common from bss section's free list.
799 * incremental-dump.cc (dump_incremental_inputs): Print flag for
800 linker-defined symbols.
801 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
802 Skip GOT and PLT entries that are no longer referenced.
803 (Output_section_incremental_inputs::write_info_blocks): Mark
804 linker-defined symbols.
805 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
806 * output.cc (Output_section::allocate): New function.
807 * output.h (Output_section::allocate): New function.
808 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
809 linker-defined symbols.
810 (Symbol::override_base_with_special): Copy is_predefined_ flag.
811 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
812 (Symbol::init_base_output_data): Likewise.
813 (Symbol::init_base_output_segment): Likewise.
814 (Symbol::init_base_constant): Likewise.
815 (Sized_symbol::init_output_data): Likewise.
816 (Sized_symbol::init_output_segment): Likewise.
817 (Sized_symbol::init_constant): Likewise.
818 (Symbol_table::do_define_in_output_data): Likewise.
819 (Symbol_table::do_define_in_output_segment): Likewise.
820 (Symbol_table::do_define_as_constant): Likewise.
821 * symtab.h (Symbol::is_predefined): New function.
822 (Symbol::init_base_output_data): Add is_predefined parameter.
823 (Symbol::init_base_output_segment): Likewise.
824 (Symbol::init_base_constant): Likewise.
825 (Symbol::is_predefined_): New data member.
826 (Sized_symbol::init_output_data): Add is_predefined parameter.
827 (Sized_symbol::init_output_segment): Likewise.
828 (Sized_symbol::init_constant): Likewise.
829 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
831 2011-06-07 Cary Coutant <ccoutant@google.com>
833 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
834 instead of emit_copy_reloc.
835 (Copy_relocs::emit_copy_reloc): Refactor.
836 (Copy_relocs::make_copy_reloc): New function.
837 (Copy_relocs::add_copy_reloc): Remove.
838 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
840 (Copy_relocs::make_copy_reloc): New function.
841 (Copy_relocs::add_copy_reloc): Remove.
842 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
843 unchanged input files.
844 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
845 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
846 Reserve BSS space for COPY relocations.
847 (Sized_incremental_binary::do_emit_copy_relocs): New function.
848 (Output_section_incremental_inputs::write_info_blocks): Record
849 whether a symbol is copied from a shared object.
850 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
851 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
852 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
853 (Incremental_input_entry_reader::get_output_symbol_index): Add
855 (Incremental_binary::emit_copy_relocs): New function.
856 (Incremental_binary::do_emit_copy_relocs): New function.
857 (Sized_incremental_binary::Sized_incremental_binary): Initialize
859 (Sized_incremental_binary::add_copy_reloc): New function.
860 (Sized_incremental_binary::do_emit_copy_relocs): New function.
861 (Sized_incremental_binary::Copy_reloc): New struct.
862 (Sized_incremental_binary::Copy_relocs): New typedef.
863 (Sized_incremental_binary::copy_relocs_): New data member.
864 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
865 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
866 * target.h (Sized_target::emit_copy_reloc): New function.
867 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
869 2011-06-02 Cary Coutant <ccoutant@google.com>
872 * gold/archive.cc (Archive::Archive): Initialize new data member.
873 (Archive::include_all_members): Return if archive has already been
875 * gold/archive.h (Archive::include_all_members_): New data member.
877 2011-06-02 Nick Clifton <nickc@redhat.com>
879 * dynobj.h: Fix spelling mistake in comment.
880 * output.cc: Likewise.
882 2011-05-31 Doug Kwan <dougkwan@google.com>
886 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
887 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
888 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
889 redundant arm_exidx_test.so.
890 * testsuite/Makefile.in: Regenerate.
891 (check_SCRIPTS): Add pr12826.sh
892 (check_DATA): Add pr12826.stdout
893 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
894 * testsuite/pr12826.sh: New file.
895 * testsuite/pr12826_1.s: Ditto.
896 * testsuite/pr12826_1.s: Ditto.
898 2011-05-30 Ian Lance Taylor <iant@google.com>
900 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
903 2011-05-29 Ian Lance Taylor <iant@google.com>
906 * testsuite/Makefile.am: Use different file name for two_file_test
907 temporary file for each incremental test.
908 * testsuite/Makefile.in: Rebuild.
910 2011-05-29 Ian Lance Taylor <iant@google.com>
912 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
913 binary input file is empty.
915 2011-05-27 Ian Lance Taylor <iant@google.com>
917 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
918 (ver_test_9.so): Likewise.
919 * testsuite/Makefile.in: Rebuild.
921 2011-05-26 Cary Coutant <ccoutant@google.com>
923 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
924 * incremental.cc (Incremental_inputs::report_input_section): Fix
925 comment, indentation.
926 (Incremental_inputs::report_comdat_group): New function.
927 (Output_section_incremental_inputs::set_final_data_size): Adjust size
928 of data for incremental input file entry.
929 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
930 group count, COMDAT group signatures.
931 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
932 an unchanged input file.
933 * incremental.h (Incremental_object_entry::Incremental_object_entry):
934 Initialize new data member.
935 (Incremental_object_entry::add_comdat_group): New function.
936 (Incremental_object_entry::get_comdat_group_count): New function.
937 (Incremental_object_entry::get_comdat_signature_key): New function.
938 (Incremental_object_entry::groups_): New data member.
939 (Incremental_inputs::report_comdat_group): New function.
940 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
941 data for incremental input file entry.
942 (Incremental_input_entry_reader::get_comdat_group_count): New function.
943 (Incremental_input_entry_reader::get_input_section): Adjust size of
944 data for incremental input file entry.
945 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
946 (Incremental_input_entry_reader::get_comdat_group_signature): New
948 * object.cc (Sized_relobj::include_section_group): Report kept
949 COMDAT groups for incremental links.
951 2011-05-24 David Meyer <pdox@google.com>
953 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
954 with name parameter. Add found_name parameter.
955 * fileread.cc (Input_file::find_file): Adjust code accordingly.
956 * dirsearch.h (class Dirsearch): Update declaration.
958 2011-05-24 Ian Lance Taylor <iant@google.com>
960 * archive.cc (Library_base::should_include_member): Pull in object
961 from archive if it defines the entry symbol.
962 * parameters.cc (Parameters::entry): New function.
963 * parameters.h (class Parameters): Declare entry.
964 * output.h (class Output_file_header): Remove entry_ field.
965 * output.cc (Output_file_header::Output_file_header): Remove entry
966 parameter. Change all callers.
967 (Output_file_header::entry): Use parameters->entry.
968 * gold.cc (queue_middle_tasks): Likewise.
969 * plugin.cc (Plugin_hook::run): Likewise.
971 2011-05-24 Cary Coutant <ccoutant@google.com>
973 * gold.cc (queue_initial_tasks): Pass incremental base filename
974 to Output_file::open_base_file; don't print error message.
975 * incremental-dump.cc (main): Adjust call to
976 Output_file::open_for_modification.
977 * incremental-dump.cc (main): Likewise.
978 * incremental.cc (Incremental_inputs::report_command_line):
979 Ignore --incremental-base option when comparing command lines.
980 Ignore parameter when given as separate argument.
981 * options.h (class General_options): Add --incremental-base.
982 * output.cc (Output_file::Output_file):
983 (Output_file::open_base_file): Add base_name and writable parameters;
984 read base file into new file; print error message here.
985 (Output_file::map_no_anonymous): Add writable parameter; adjust all
987 * output.h (Output_file::open_for_modification): Rename to...
988 (Output_file::open_base_file): ...this; add base_name and
989 writable parameters; adjust all callers.
990 (Output_file::map_no_anonymous): Add writable parameter; adjust all
992 * testsuite/Makefile.am (incremental_test_4): Test
994 * testsuite/Makefile.in: Regenerate.
996 2011-05-24 Cary Coutant <ccoutant@google.com>
998 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1000 * testsuite/Makefile.in: Regenerate.
1001 * testsuite/two_file_test_1_v1.cc: New test source file.
1002 * testsuite/two_file_test_1b_v1.cc: New test source file.
1003 * testsuite/two_file_test_2_v1.cc: New test source file.
1005 2011-05-24 Cary Coutant <ccoutant@google.com>
1007 * dynobj.h (Dynobj::do_dynobj): New function.
1008 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1009 flag and soname for shared objects.
1010 * incremental.cc (Incremental_inputs::report_object): Make
1011 either Incremental_object_entry or Incremental_dynobj_entry; add
1012 soname to string table.
1013 (Incremental_inputs::report_input_section): Add assertion.
1014 (Output_section_incremental_inputs::set_final_data_size): Adjust
1015 type of input file entry for shared libraries; adjust size of
1016 shared library info entry.
1017 (Output_section_incremental_inputs::write_input_files): Write
1018 as_needed flag for shared libraries.
1019 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1020 of input file entry for shared libraries; write soname.
1021 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1022 soname from incremental info.
1023 * incremental.h (enum Incremental_input_flags): Add
1024 INCREMENTAL_INPUT_AS_NEEDED.
1025 (Incremental_input_entry::Incremental_input_entry): Initialize new
1027 (Incremental_input_entry::set_as_needed): New function.
1028 (Incremental_input_entry::as_needed): New function.
1029 (Incremental_input_entry::do_dynobj_entry): New function.
1030 (Incremental_input_entry::as_needed_): New data member.
1031 (Incremental_object_entry::Incremental_object_entry): Don't check
1033 (Incremental_object_entry::do_type): Likewise.
1034 (class Incremental_dynobj_entry): New class.
1035 (Incremental_input_entry_reader::as_needed): New function.
1036 (Incremental_input_entry_reader::get_soname): New function.
1037 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1038 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1039 size of shared library info entry.
1040 * layout.cc (Layout::finish_dynamic_section): Don't test for
1041 incremental link when adding DT_NEEDED entries.
1042 * object.h (Object::Object): Initialize new data member.
1043 (Object::dynobj): New function.
1044 (Object::set_as_needed): New function.
1045 (Object::as_needed): New function.
1046 (Object::do_dynobj): New function.
1047 (Object::as_needed_): New data member.
1049 2011-05-24 Cary Coutant <ccoutant@google.com>
1051 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1052 info; adjust display of GOT entries.
1053 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1054 vector of input objects; remove file_status_.
1055 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1056 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1057 got_plt reader; call target hooks to reserve GOT entries.
1058 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1059 of input file info header and GOT info entry.
1060 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1062 (Got_plt_view_info::got_descriptor): Remove.
1063 (Got_plt_view_info::sym_index): New data member.
1064 (Got_plt_view_info::input_index): New data member.
1065 (Local_got_offset_visitor::visit): Write input file index.
1066 (Global_got_offset_visitor::visit): Write 0 for input file index.
1067 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1068 with sym_index and input_index.
1069 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1070 incremental info GOT entry; replace got_descriptor with input_index.
1071 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1072 map from input file index to object.
1073 (Sized_relobj_incr::do_layout): Replace direct data member reference
1074 with accessor function.
1075 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1076 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1077 Adjust size of input file info header.
1078 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1079 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1080 (Incremental_input_entry_reader::get_input_section): Adjust size of
1081 input file info header.
1082 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1083 of incremental info GOT entry.
1084 (Incremental_got_plt_reader::get_got_desc): Remove.
1085 (Incremental_got_plt_reader::get_got_symndx): New function.
1086 (Incremental_got_plt_reader::get_got_input_index): New function.
1087 (Sized_incremental_binary::Sized_incremental_binary): Remove
1088 file_status_; add input_objects_.
1089 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1090 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1091 (Sized_incremental_binary::file_is_unchanged): Remove.
1092 (Sized_incremental_binary::set_input_object): New function.
1093 (Sized_incremental_binary::input_object): New function.
1094 (Sized_incremental_binary::file_status_): Remove.
1095 (Sized_incremental_binary::input_objects_): New data member.
1096 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1098 (Sized_relobj_incr::invalid_address): Move to base class.
1099 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1101 (Sized_relobj_incr::do_output_section_offset): Likewise.
1102 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1103 (Sized_relobj_incr::section_offsets_): Likewise.
1104 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1106 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1107 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1108 with accessor function.
1109 (Sized_relobj_file::do_layout): Likewise.
1110 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1111 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1112 (Sized_relobj_file::compute_final_local_value): Replace refs to
1113 section_offsets_ with accessor function.
1114 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1115 * object.h (Relobj::Relobj): Initialize new data members.
1116 (Relobj::add_dyn_reloc): New function.
1117 (Relobj::first_dyn_reloc): New function.
1118 (Relobj::dyn_reloc_count): New function.
1119 (Relobj::first_dyn_reloc_): New data member.
1120 (Relobj::dyn_reloc_count_): New data member.
1121 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1123 (Sized_relobj::Address): New typedef.
1124 (Sized_relobj::invalid_address): Move here from child class.
1125 (Sized_relobj::Sized_relobj): Initialize new data members.
1126 (Sized_relobj::sized_relobj): New function.
1127 (Sized_relobj::is_output_section_offset_invalid): Move here from
1129 (Sized_relobj::get_output_section_offset): Likewise.
1130 (Sized_relobj::local_has_got_offset): Likewise.
1131 (Sized_relobj::local_got_offset): Likewise.
1132 (Sized_relobj::set_local_got_offset): Likewise.
1133 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1134 (Sized_relobj::clear_got_offsets): New function.
1135 (Sized_relobj::section_offsets): Move here from child class.
1136 (Sized_relobj::do_output_section_offset): Likewise.
1137 (Sized_relobj::do_set_section_offset): Likewise.
1138 (Sized_relobj::Local_got_offsets): Likewise.
1139 (Sized_relobj::local_got_offsets_): Likewise.
1140 (Sized_relobj::section_offsets_): Likewise.
1141 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1143 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1145 (Sized_relobj_file::sized_relobj): New function
1146 (Sized_relobj_file::local_has_got_offset): Move to base class.
1147 (Sized_relobj_file::local_got_offset): Likewise.
1148 (Sized_relobj_file::set_local_got_offset): Likewise.
1149 (Sized_relobj_file::get_output_section_offset): Likewise.
1150 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1151 (Sized_relobj_file::do_output_section_offset): Likewise.
1152 (Sized_relobj_file::do_set_section_offset): Likewise.
1153 (Sized_relobj_file::Local_got_offsets): Likewise.
1154 (Sized_relobj_file::local_got_offsets_): Likewise.
1155 (Sized_relobj_file::section_offsets_): Likewise.
1156 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1158 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1159 (Output_reloc::get_symbol_index): Likewise.
1160 (Output_reloc::local_section_offset): Likewise.
1161 (Output_reloc::get_address): Likewise.
1162 (Output_reloc::symbol_value): Likewise.
1163 (Output_data_got::reserve_slot): Move to class definition.
1164 (Output_data_got::reserve_local): New function.
1165 (Output_data_got::reserve_slot_for_global): Remove.
1166 (Output_data_got::reserve_global): New function.
1167 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1168 (all constructors, two instantiations).
1169 (Output_reloc::get_relobj): New function (two instantiations).
1170 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1171 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1172 (Output_data_reloc::add_global): Adjust type of relobj.
1173 (Output_data_reloc::add_global_relative): Likewise.
1174 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1175 (Output_data_reloc::add_local): Likewise.
1176 (Output_data_reloc::add_local_relative): Likewise.
1177 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1178 (Output_data_reloc::add_local_section): Likewise.
1179 (Output_data_reloc::add_output_section): Likewise.
1180 (Output_data_reloc::add_absolute): Likewise.
1181 (Output_data_reloc::add_target_specific): Likewise.
1182 (Output_data_got::reserve_slot): Move definition here.
1183 (Output_data_got::reserve_local): New function.
1184 (Output_data_got::reserve_global): New function.
1185 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1186 section_offsets_ with accessor function.
1187 (Sized_relobj_file::write_sections): Likewise.
1188 (Sized_relobj_file::do_relocate_sections): Likewise.
1189 * target.h (Sized_target::reserve_local_got_entry): New function.
1190 (Sized_target::reserve_global_got_entry): New function.
1191 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1192 (Target_x86_64::reserve_global_got_entry): New function.
1193 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1195 2011-05-23 Cary Coutant <ccoutant@google.com>
1197 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1198 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1199 bit when checking got_type.
1200 * incremental.cc (Sized_incremental_binary::setup_readers):
1201 Store symbol table and string table locations; initialize bit vector
1202 of file status flags.
1203 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1205 (Sized_incremental_binary::do_process_got_plt): New function.
1206 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1207 (Output_section_incremental_inputs::set_final_data_size): Record
1208 file index for each input file.
1209 (Output_section_incremental_inputs::write_got_plt): Store file index
1210 instead of input entry offset for each GOT entry.
1212 (Incremental_input_entry::Incremental_input_entry): Initialize new
1214 (Incremental_input_entry::set_offset): Store file index.
1215 (Incremental_input_entry::get_file_index): New function.
1216 (Incremental_input_entry::file_index_): New data member.
1217 (Incremental_binary::process_got_plt): New function.
1218 (Incremental_binary::do_process_got_plt): New function.
1219 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1221 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1222 (Sized_incremental_binary::set_file_is_unchanged): New function.
1223 (Sized_incremental_binary::file_is_unchanged): New function.
1224 (Sized_incremental_binary::do_process_got_plt): New function.
1225 (Sized_incremental_binary::file_status_): New data member.
1226 (Sized_incremental_binary::main_symtab_loc_): New data member.
1227 (Sized_incremental_binary::main_strtab_loc_): New data member.
1228 * output.cc (Output_data_got::Got_entry::write): Add case
1230 (Output_data_got::add_global): Call add_got_entry.
1231 (Output_data_got::add_global_plt): Likewise.
1232 (Output_data_got::add_global_with_rel): Likewise.
1233 (Output_data_got::add_global_with_rela): Likewise.
1234 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1235 (Output_data_got::add_global_pair_with_rela): Likewise.
1236 (Output_data_got::add_local): Call add_got_entry.
1237 (Output_data_got::add_local_plt): Likewise.
1238 (Output_data_got::add_local_with_rel): Likewise.
1239 (Output_data_got::add_local_with_rela): Likewise.
1240 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1241 (Output_data_got::add_local_pair_with_rela): Likewise.
1242 (Output_data_got::reserve_slot): New function.
1243 (Output_data_got::reserve_slot_for_global): New function.
1244 (Output_data_got::add_got_entry): New function.
1245 (Output_data_got::add_got_entry_pair): New function.
1246 (Output_section::add_output_section_data): Edit FIXME.
1248 (Output_section_data_build::Output_section_data_build): New
1249 constructor with size parameter.
1250 (Output_data_space::Output_data_space): Likewise.
1251 (Output_data_got::Output_data_got): Initialize new data member; new
1252 constructor with size parameter.
1253 (Output_data_got::add_constant): Call add_got_entry.
1254 (Output_data_got::reserve_slot): New function.
1255 (Output_data_got::reserve_slot_for_global): New function.
1256 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1257 (Output_data_got::add_got_entry): New function.
1258 (Output_data_got::add_got_entry_pair): New function.
1259 (Output_data_got::free_list_): New data member.
1260 * target.h (Sized_target::init_got_plt_for_update): New function.
1261 (Sized_target::register_global_plt_entry): New function.
1262 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1263 Initialize new data member; call init; add constructor with PLT count.
1264 (Output_data_plt_x86_64::init): New function.
1265 (Output_data_plt_x86_64::add_relocation): New function.
1266 (Output_data_plt_x86_64::reserve_slot): New function.
1267 (Output_data_plt_x86_64::free_list_): New data member.
1268 (Target_x86_64::init_got_plt_for_update): New function.
1269 (Target_x86_64::register_global_plt_entry): New function.
1270 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1271 incremental updates.
1272 (Output_data_plt_x86_64::add_relocation): New function.
1273 * testsuite/object_unittest.cc (Object_test): Set default options.
1275 2011-05-16 Ian Lance Taylor <iant@google.com>
1277 * options.h (class General_options): Make -i a synonym for -r.
1279 2011-05-16 Ian Lance Taylor <iant@google.com>
1281 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1283 2011-05-10 Cary Coutant <ccoutant@google.com>
1285 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1288 2011-05-06 Ian Lance Taylor <iant@google.com>
1290 * layout.cc (Layout::layout): If the output section flags change,
1291 update the ordering.
1293 2011-04-25 Cary Coutant <ccoutant@google.com>
1295 * incremental-dump.cc (dump_incremental_inputs): Print local
1296 symbol info for each input file.
1298 (Output_section_incremental_inputs::set_final_data_size): Add local
1299 symbol info to input file entries in incremental info.
1300 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1301 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1302 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1303 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1305 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1306 (Sized_incr_relobj::do_relocate): Write the local symbols.
1307 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1308 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1309 Adjust size of input file header.
1310 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1311 (Incremental_inputs_reader::get_local_symbol_count): New function.
1312 (Incremental_inputs_reader::get_input_section): Adjust size of input
1314 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1315 (Sized_incr_relobj::This): New typedef.
1316 (Sized_incr_relobj::sym_size): New const data member.
1317 (Sized_incr_relobj::Local_symbol): New struct.
1318 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1319 (Sized_incr_relobj::do_local_symbol_offset): New function.
1320 (Sized_incr_relobj::local_symbol_count_): New data member.
1321 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1322 (Sized_incr_relobj::local_symbol_index_): New data member.
1323 (Sized_incr_relobj::local_symbol_offset_): New data member.
1324 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1325 (Sized_incr_relobj::local_symbols_): New data member.
1326 * object.h (Relobj::output_local_symbol_count): New function.
1327 (Relobj::local_symbol_offset): New function.
1328 (Relobj::do_output_local_symbol_count): New function.
1329 (Relobj::do_local_symbol_offset): New function.
1330 (Sized_relobj::do_output_local_symbol_count): New function.
1331 (Sized_relobj::do_local_symbol_offset): New function.
1333 2011-04-22 Vladimir Simonov <sv@sw.ru>
1335 * descriptors.cc (set_close_on_exec): New function.
1336 (Descriptors::open): Use set_close_on_exec.
1337 * output.cc (S_ISLNK): Define if not defined.
1339 2011-04-22 Cary Coutant <ccoutant@google.com>
1341 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1343 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1344 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1345 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1347 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1348 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1349 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1351 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1353 (Incremental_binary::apply_incremental_relocs): New function.
1354 (Incremental_binary::do_apply_incremental_relocs): New function.
1355 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1357 (Sized_incremental_binary::add_global_symbol): New function.
1358 (Sized_incremental_binary::global_symbol): New function.
1359 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1360 (Sized_incremental_binary::symbol_map_): New data member.
1361 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1362 * target.h (Sized_target::apply_relocation): New function.
1363 * target-reloc.h (apply_relocation): New function.
1364 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1366 2011-04-22 Doug Kwan <dougkwan@google.com>
1368 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1369 flag of a SHT_ARM_EXIDX section.
1370 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1371 * testsuite/Makefile.in: Regenerate.
1372 * testsuite/arm_exidx_test.s: New file.
1373 * testsuite/arm_exidx_test.sh: Same.
1375 2011-04-20 Cary Coutant <ccoutant@google.com>
1378 * archive.h (Incremental_archive_entry::Archive_member):
1379 Initialize arg_serial_ (second constructor).
1381 2011-04-17 Ian Lance Taylor <iant@google.com>
1383 * object.cc (Relocate_info::location): Simplify location string.
1384 * errors.cc (Errors::error_at_location): Don't print program
1386 (Errors::warning_at_location): Likewise.
1387 (Errors::undefined_symbol): Likewise.
1388 * testsuite/debug_msg.sh: Update accordingly.
1390 2011-04-14 Cary Coutant <ccoutant@google.com>
1392 * gold/layout.cc (Layout::symtab_section_offset): New function.
1393 * gold/layout.h (Layout::symtab_section_offset): New function.
1394 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1396 2011-04-12 Ian Lance Taylor <iant@google.com>
1398 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1399 with MREMAP_MAYMOVE.
1400 * output.h (class Output_file): Add map_is_allocated_ field.
1401 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1402 not available, provide stubs. If mremap is not available, #define
1404 (MREMAP_MAYMOVE): Define if not defined.
1405 (Output_file::Output_file): Initialize map_is_allocated_.
1406 (Output_file::resize): Check map_is_allocated_.
1407 (Output_file::map_anonymous): If mmap fails, use malloc.
1408 (Output_file::unmap): Don't do anything for an anonymous map.
1409 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1410 is not available, provide stubs.
1411 (File_read::View::~View): Use free rather than delete[].
1412 (File_read::make_view): Use malloc rather than new[]. If mmap
1414 (File_read::find_or_make_view): Use malloc rather than new[].
1415 * gold.h: Remove HAVE_REMAP code.
1416 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1417 exists. Rename mremap to gold_mremap. If mmap is not available
1419 * configure, config.in: Rebuild.
1421 2011-04-11 Ian Lance Taylor <iant@google.com>
1423 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1424 initialize local variable v.
1426 2011-04-11 Cary Coutant <ccoutant@google.com>
1428 * archive.cc (Archive::include_member): Adjust call to
1430 (Add_archive_symbols::run): Track argument serial numbers.
1431 (Lib_group::include_member): Likewise.
1432 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1433 * archive.h (Incremental_archive_entry::Archive_member):
1434 Initialize arg_serial_.
1435 (Archive_member::arg_serial_): New data member.
1436 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1437 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1439 (Sized_dynobj::do_for_all_local_got_entries): New function.
1440 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1442 * fileread.cc (get_mtime): New function.
1443 * fileread.h (get_mtime): New function.
1444 * gold.cc (queue_initial_tasks): Check for incremental update.
1445 (process_incremental_input): New function.
1446 (queue_middle_tasks): Don't force valid target for incremental
1448 * incremental-dump.cc (find_input_containing_global): Adjust
1449 size of symbol info entry.
1450 (dump_incremental_inputs): Dump argument serial number and
1451 in_system_directory flag; bias shndx by 1; print symbol names
1452 when dumping per-file symbol lists; use new symbol info readers.
1454 (Output_section_incremental_inputs:update_data_size): New function.
1455 (Sized_incremental_binary::setup_readers): Setup input readers
1456 for each input file; build maps for files added from libraries
1458 (Sized_incremental_binary::check_input_args): New function.
1459 (Sized_incremental_binary::do_check_inputs): Build map of argument
1460 serial numbers to input arguments.
1461 (Sized_incremental_binary::do_file_has_changed): Rename
1462 do_file_is_unchanged to this; compare file modification times.
1463 (Sized_incremental_binary::do_init_layout): New function.
1464 (Sized_incremental_binary::do_reserve_layout): New function.
1465 (Sized_incremental_binary::do_get_input_reader): Remove.
1466 (Sized_incremental_binary::get_symtab_view): New function.
1467 (Incremental_checker::can_incrementally_link_output_file): Remove.
1468 (Incremental_inputs::report_command_line): Exclude --debug options.
1469 (Incremental_inputs::report_archive_begin): Add parameter; track
1470 argument serial numbers; don't put input file entry for archive
1471 before archive members.
1472 (Incremental_inputs::report_archive_end): Put input file entry
1473 for archive after archive members.
1474 (Incremental_inputs::report_object): Add parameter; track argument
1475 serial numbers and in_system_directory flag.
1476 (Incremental_inputs::report_script): Add parameter; track argument
1478 (Output_section_incremental_inputs::set_final_data_size): Adjust
1479 size of symbol info entry; check for forwarding symbols.
1480 (Output_section_incremental_inputs::write_input_files): Write
1481 in_system_directory flag and argument serial number.
1482 (Output_section_incremental_inputs::write_info_blocks): Map section
1483 indices between incremental info and original input file; store
1484 input section index for each symbol.
1485 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1486 change operator() to visit().
1487 (class Global_got_offset_visitor): Likewise.
1488 (class Global_symbol_visitor_got_plt):
1489 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1491 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1492 (Sized_incr_relobj::do_read_symbols): New function.
1493 (Sized_incr_relobj::do_layout): New function.
1494 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1495 (Sized_incr_relobj::do_add_symbols): New function.
1496 (Sized_incr_relobj::do_should_include_member): New function.
1497 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1498 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1499 (Sized_incr_relobj::do_section_size): New function.
1500 (Sized_incr_relobj::do_section_name): New function.
1501 (Sized_incr_relobj::do_section_contents): New function.
1502 (Sized_incr_relobj::do_section_flags): New function.
1503 (Sized_incr_relobj::do_section_entsize): New function.
1504 (Sized_incr_relobj::do_section_address): New function.
1505 (Sized_incr_relobj::do_section_type): New function.
1506 (Sized_incr_relobj::do_section_link): New function.
1507 (Sized_incr_relobj::do_section_info): New function.
1508 (Sized_incr_relobj::do_section_addralign): New function.
1509 (Sized_incr_relobj::do_initialize_xindex): New function.
1510 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1511 (Sized_incr_relobj::do_read_relocs): New function.
1512 (Sized_incr_relobj::do_gc_process_relocs): New function.
1513 (Sized_incr_relobj::do_scan_relocs): New function.
1514 (Sized_incr_relobj::do_count_local_symbols): New function.
1515 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1516 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1517 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1518 (Sized_incr_relobj::do_relocate): New function.
1519 (Sized_incr_relobj::do_set_section_offset): New function.
1520 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1521 (Sized_incr_dynobj::do_read_symbols): New function.
1522 (Sized_incr_dynobj::do_layout): New function.
1523 (Sized_incr_dynobj::do_add_symbols): New function.
1524 (Sized_incr_dynobj::do_should_include_member): New function.
1525 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1526 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1527 (Sized_incr_dynobj::do_section_size): New function.
1528 (Sized_incr_dynobj::do_section_name): New function.
1529 (Sized_incr_dynobj::do_section_contents): New function.
1530 (Sized_incr_dynobj::do_section_flags): New function.
1531 (Sized_incr_dynobj::do_section_entsize): New function.
1532 (Sized_incr_dynobj::do_section_address): New function.
1533 (Sized_incr_dynobj::do_section_type): New function.
1534 (Sized_incr_dynobj::do_section_link): New function.
1535 (Sized_incr_dynobj::do_section_info): New function.
1536 (Sized_incr_dynobj::do_section_addralign): New function.
1537 (Sized_incr_dynobj::do_initialize_xindex): New function.
1538 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1539 (make_sized_incremental_object): New function.
1540 (Incremental_library::copy_unused_symbols): New function.
1541 (Incremental_library::do_for_all_unused_symbols): New function.
1542 * incremental.h (enum Incremental_input_flags): New type.
1543 (class Incremental_checker): Remove.
1544 (Incremental_input_entry::Incremental_input_entry): Add argument
1546 (Incremental_input_entry::arg_serial): New function.
1547 (Incremental_input_entry::set_is_in_system_directory): New function.
1548 (Incremental_input_entry::is_in_system_directory): New function.
1549 (Incremental_input_entry::arg_serial_): New data member.
1550 (Incremental_input_entry::is_in_system_directory_): New data member.
1551 (class Script_info): Move here from script.h.
1552 (Script_info::Script_info): Add filename parameter.
1553 (Script_info::filename): New function.
1554 (Script_info::filename_): New data member.
1555 (Incremental_script_entry::Incremental_script_entry): Add argument
1557 (Incremental_object_entry::Incremental_object_entry): Likewise.
1558 (Incremental_object_entry::add_input_section): Build list of input
1559 sections with map to original shndx.
1560 (Incremental_object_entry::get_input_section_index): New function.
1561 (Incremental_object_entry::shndx_): New data member.
1562 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1563 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1564 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1566 (Incremental_inputs::report_archive_begin): Likewise.
1567 (Incremental_inputs::report_object): Likewise.
1568 (Incremental_inputs::report_script): Likewise.
1569 (class Incremental_global_symbol_reader): New class.
1570 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1571 and store flags and input file type.
1572 (Incremental_input_entry_reader::arg_serial): New function.
1573 (Incremental_input_entry_reader::type): Extract type from flags.
1574 (Incremental_input_entry_reader::is_in_system_directory): New function.
1575 (Incremental_input_entry_reader::get_input_section_count): Call
1576 accessor function for type.
1577 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1578 function for type; adjust size of global symbol entry.
1579 (Incremental_input_entry_reader::get_global_symbol_count): Call
1580 accessor function for type.
1581 (Incremental_input_entry_reader::get_object_count): Likewise.
1582 (Incremental_input_entry_reader::get_object_offset): Likewise.
1583 (Incremental_input_entry_reader::get_member_count): Likewise.
1584 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1585 (Incremental_input_entry_reader::get_member_offset): Likewise.
1586 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1587 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1588 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1589 (Incremental_input_entry_reader::get_global_symbol_reader): New
1591 (Incremental_input_entry_reader::get_output_symbol_index): New
1593 (Incremental_input_entry_reader::type_): Remove.
1594 (Incremental_input_entry_reader::flags_): New data member.
1595 (Incremental_inputs_reader::input_file_offset): New function.
1596 (Incremental_inputs_reader::input_file_index): New function.
1597 (Incremental_inputs_reader::input_file): Call input_file_offset.
1598 (Incremental_inputs_reader::input_file_at_offset): New function.
1599 (Incremental_relocs_reader::get_r_type): Reformat.
1600 (Incremental_relocs_reader::get_r_shndx): Reformat.
1601 (Incremental_relocs_reader::get_r_offset): Reformat.
1602 (Incremental_relocs_reader::data): New function.
1603 (Incremental_binary::Incremental_binary): Initialize new data members.
1604 (Incremental_binary::check_inputs): Add cmdline parameter.
1605 (Incremental_binary::file_is_unchanged): Remove.
1606 (Input_reader::arg_serial): New function.
1607 (Input_reader::get_unused_symbol_count): New function.
1608 (Input_reader::get_unused_symbol): New function.
1609 (Input_reader::do_arg_serial): New function.
1610 (Input_reader::do_get_unused_symbol_count): New function.
1611 (Input_reader::do_get_unused_symbol): New function.
1612 (Incremental_binary::input_file_count): New function.
1613 (Incremental_binary::get_input_reader): Change signature to use
1614 index instead of filename.
1615 (Incremental_binary::file_has_changed): New function.
1616 (Incremental_binary::get_input_argument): New function.
1617 (Incremental_binary::get_library): New function.
1618 (Incremental_binary::get_script_info): New function.
1619 (Incremental_binary::init_layout): New function.
1620 (Incremental_binary::reserve_layout): New function.
1621 (Incremental_binary::output_file): New function.
1622 (Incremental_binary::do_check_inputs): New function.
1623 (Incremental_binary::do_file_is_unchanged): Remove.
1624 (Incremental_binary::do_file_has_changed): New function.
1625 (Incremental_binary::do_init_layout): New function.
1626 (Incremental_binary::do_reserve_layout): New function.
1627 (Incremental_binary::do_input_file_count): New function.
1628 (Incremental_binary::do_get_input_reader): Change signature.
1629 (Incremental_binary::input_args_map_): New data member.
1630 (Incremental_binary::library_map_): New data member.
1631 (Incremental_binary::script_map_): New data member.
1632 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1634 (Sized_incremental_binary::output_section): New function.
1635 (Sized_incremental_binary::inputs_reader): Add const.
1636 (Sized_incremental_binary::symtab_reader): Add const.
1637 (Sized_incremental_binary::relocs_reader): Add const.
1638 (Sized_incremental_binary::got_plt_reader): Add const.
1639 (Sized_incremental_binary::get_symtab_view): New function.
1640 (Sized_incremental_binary::Inputs_reader): New typedef.
1641 (Sized_incremental_binary::Input_entry_reader): New typedef.
1642 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1643 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1644 (Sized_incremental_binary::do_file_has_changed): New function.
1645 (Sized_incremental_binary::do_init_layout): New function.
1646 (Sized_incremental_binary::do_reserve_layout): New function.
1647 (Sized_input_reader::Inputs_reader): Remove.
1648 (Sized_input_reader::Input_entry_reader): Remove.
1649 (Sized_input_reader::do_arg_serial): New function.
1650 (Sized_input_reader::do_get_unused_symbol_count): New function.
1651 (Sized_input_reader::do_get_unused_symbol): New function.
1652 (Sized_incremental_binary::do_input_file_count): New function.
1653 (Sized_incremental_binary::do_get_input_reader): Change signature;
1654 use index instead of filename.
1655 (Sized_incremental_binary::section_map_): New data member.
1656 (Sized_incremental_binary::input_entry_readers_): New data member.
1657 (class Sized_incr_relobj): New class.
1658 (class Sized_incr_dynobj): New class.
1659 (make_sized_incremental_object): New function.
1660 (class Incremental_library): New class.
1661 * layout.cc (Free_list::num_lists): New static data member.
1662 (Free_list::num_nodes): New static data member.
1663 (Free_list::num_removes): New static data member.
1664 (Free_list::num_remove_visits): New static data member.
1665 (Free_list::num_allocates): New static data member.
1666 (Free_list::num_allocate_visits): New static data member.
1667 (Free_list::init): New function.
1668 (Free_list::remove): New function.
1669 (Free_list::allocate): New function.
1670 (Free_list::dump): New function.
1671 (Free_list::print_stats): New function.
1672 (Layout_task_runner::run): Resize output file for incremental updates.
1673 (Layout::Layout): Initialize new data members.
1674 (Layout::set_incremental_base): New function.
1675 (Layout::init_fixed_output_section): New function.
1676 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1677 incremental updates.
1678 (Layout::create_gold_note): Do not create gold note section for
1679 incremental updates.
1680 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1681 for incremental updates.
1682 (Layout::set_section_offsets): For incremental updates, allocate space
1684 (Layout::create_symtab_sections): Layout with offsets relative to
1685 start of section; for incremental updates, allocate space from free
1687 (Layout::create_shdrs): For incremental updates, allocate space from
1689 (Layout::finish_dynamic_section): For incremental updates, do not
1690 check --as-needed (fixed in subsequent patch).
1691 * layout.h (class Free_list): New class.
1692 (Layout::set_incremental_base): New function.
1693 (Layout::incremental_base): New function.
1694 (Layout::init_fixed_output_section): New function.
1695 (Layout::allocate): New function.
1696 (Layout::incremental_base_): New data member.
1697 (Layout::free_list_): New data member.
1698 * main.cc (main): Print Free_list statistics.
1699 * object.cc (Relobj::finalize_incremental_relocs): Add
1700 clear_counts parameter; clear counts only when clear_counts is set.
1701 (Sized_relobj::Sized_relobj): Initialize new base class.
1702 (Sized_relobj::do_layout): Don't report special sections.
1703 (Sized_relobj::do_for_all_local_got_entries): New function.
1704 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1705 symtab_off to all symbol table offsets.
1706 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1707 * object.h (class Got_offset_list): Move to top of file.
1708 (Object::Object): Allow case where input_file == NULL.
1709 (Object::~Object): Likewise.
1710 (Object::input_file): Assert that input_file != NULL.
1711 (Object::lock): Allow case where input_file == NULL.
1712 (Object::unlock): Likewise.
1713 (Object::is_locked): Likewise.
1714 (Object::token): Likewise.
1715 (Object::release): Likewise.
1716 (Object::is_incremental): New function.
1717 (Object::get_mtime): New function.
1718 (Object::for_all_local_got_entries): New function.
1719 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1720 (Object::set_is_in_system_directory): New function.
1721 (Object::is_in_system_directory): New function.
1722 (Object::do_is_incremental): New function.
1723 (Object::do_get_mtime): New function.
1724 (Object::do_for_all_local_got_entries): New function.
1725 (Object::is_in_system_directory_): New data member.
1726 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1727 (class Sized_relobj_base): New class.
1728 (class Sized_relobj): Derive from Sized_relobj_base.
1729 (class Sized_relobj::Symbols): Redeclare from base class.
1730 (class Sized_relobj::local_got_offset_list): Remove.
1731 (class Sized_relobj::Output_sections): Redeclare from base class.
1732 (class Sized_relobj::do_for_all_local_got_entries): New function.
1733 (class Sized_relobj::write_local_symbols): Add offset parameter.
1734 (class Sized_relobj::local_symbol_offset_): Update comment.
1735 (class Sized_relobj::local_dynsym_offset_): Update comment.
1736 * options.cc (Input_arguments::add_file): Remove const.
1737 * options.h (Input_file_argument::Input_file_argument):
1738 Initialize arg_serial_ (all constructors).
1739 (Input_file_argument::set_arg_serial): New function.
1740 (Input_file_argument::arg_serial): New function.
1741 (Input_file_argument::arg_serial_): New data member.
1742 (Input_arguments::Input_arguments): Initialize file_count_.
1743 (Input_arguments::add_file): Remove const.
1744 (Input_arguments::number_of_input_files): New function.
1745 (Input_arguments::file_count_): New data member.
1746 (Command_line::number_of_input_files): Call
1747 Input_arguments::number_of_input_files.
1748 * output.cc (Output_segment_headers::Output_segment_headers):
1750 (Output_section::Input_section::current_data_size): New function.
1751 (Output_section::Output_section): Initialize new data members.
1752 (Output_section::add_input_section): Don't do merge sections for
1753 an incremental link; allocate space from free list for an
1755 (Output_section::add_output_section_data): Allocate space from
1756 free list for an incremental update.
1757 (Output_section::update_data_size): New function.
1758 (Output_section::set_fixed_layout): New function.
1759 (Output_section::reserve): New function.
1760 (Output_segment::set_section_addresses): Remove const.
1761 (Output_segment::set_section_list_addresses): Remove const; allocate
1762 space from free list for an incremental update.
1763 (Output_segment::set_offset): Adjust size of RELRO segment for an
1765 * output.h (Output_data::current_data_size): Move here from
1767 (Output_data::pre_finalize_data_size): New function.
1768 (Output_data::update_data_size): New function.
1769 (Output_section_headers::update_data_size): new function.
1770 (Output_section_data_build::current_data_size): Move to Output_data.
1771 (Output_data_strtab::update_data_size): New function.
1772 (Output_section::current_data_size): Move to Output_data.
1773 (Output_section::set_fixed_layout): New function.
1774 (Output_section::has_fixed_layout): New function.
1775 (Output_section::reserve): New function.
1776 (Output_section::update_data_size): New function.
1777 (Output_section::has_fixed_layout_): New data member.
1778 (Output_section::free_list_): New data member.
1779 (Output_segment::set_section_addresses): Remove const.
1780 (Output_segment::set_section_list_addresses): Remove const.
1781 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1783 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1785 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1786 parameter when calling Add_symbols constructor; store argument
1787 serial number for members of a lib group.
1788 (Add_symbols::locks): Allow case where token == NULL.
1789 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1790 (Read_member::~Read_member): New function.
1791 (Read_member::is_runnable): New function.
1792 (Read_member::locks): New function.
1793 (Read_member::run): New function.
1794 (Check_script::~Check_script): New function.
1795 (Check_script::is_runnable): New function.
1796 (Check_script::locks): New function.
1797 (Check_script::run): New function.
1798 (Check_library::~Check_library): New function.
1799 (Check_library::is_runnable): New function.
1800 (Check_library::locks): New function.
1801 (Check_library::run): New function.
1802 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1803 (Add_symbols::library_): New data member.
1804 (class Read_member): New class.
1805 (class Check_script): New class.
1806 (class Check_library): New class.
1807 * reloc.cc (Read_relocs::is_runnable): Allow case where
1809 (Read_relocs::locks): Likewise.
1810 (Scan_relocs::locks): Likewise.
1811 (Relocate_task::locks): Likewise.
1812 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1814 (Sized_relobj::incremental_relocs_scan): Fix comment.
1815 (Sized_relobj::do_relocate): Pass output file offset to
1816 write_local_symbols.
1817 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1818 from class declaration.
1819 * script.cc (read_input_script): Allocate Script_info; pass
1820 argument serial number to report_script.
1821 * script.h (class Script_info): Move to incremental.h.
1822 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1823 * symtab.h (Symbol_table::add_from_incrobj): New function.
1824 (Symbol_table::set_file_offset): New function.
1826 2011-04-05 Cary Coutant <ccoutant@google.com>
1828 * incremental-dump.cc (dump_incremental_inputs): Change signature
1829 to take a Sized_incremental_binary; change caller. Use readers
1830 in Sized_incremental_binary.
1832 (Sized_incremental_binary::find_incremental_inputs_sections):
1833 Rename do_find_incremental_inputs_sections to this.
1834 (Sized_incremental_binary::setup_readers): New function.
1835 (Sized_incremental_binary::do_check_inputs): Check
1836 has_incremental_info_ flag; move setup code to setup_readers;
1838 (Sized_incremental_binary::do_file_is_unchanged): New function.
1839 (Sized_incremental_binary::do_get_input_reader): New function.
1840 * incremental.h (class Incremental_binary): Move to end of file.
1841 (Incremental_binary::file_is_unchanged): New function.
1842 (Incremental_binary::do_file_is_unchanged): New function.
1843 (Incremental_binary::Input_reader): New class.
1844 (Incremental_binary::get_input_reader): New function.
1845 (class Sized_incremental_binary): Move to end of file.
1846 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1847 input section reader classes.
1848 (Sized_incremental_binary::has_incremental_info): New function.
1849 (Sized_incremental_binary::inputs_reader): New function.
1850 (Sized_incremental_binary::symtab_reader): New function.
1851 (Sized_incremental_binary::relocs_reader): New function.
1852 (Sized_incremental_binary::got_plt_reader): New function.
1853 (Sized_incremental_binary::do_file_is_unchanged): New function.
1854 (Sized_incremental_binary::Sized_input_reader): New class.
1855 (Sized_incremental_binary::get_input_reader): New function.
1856 (Sized_incremental_binary::find_incremental_inputs_sections):
1857 Rename do_find_incremental_inputs_sections to this.
1858 (Sized_incremental_binary::setup_readers): New function.
1859 (Sized_incremental_binary::has_incremental_info_): New data member.
1860 (Sized_incremental_binary::inputs_reader_): New data member.
1861 (Sized_incremental_binary::symtab_reader_): New data member.
1862 (Sized_incremental_binary::relocs_reader_): New data member.
1863 (Sized_incremental_binary::got_plt_reader_): New data member.
1864 (Sized_incremental_binary::current_input_file_): New data member.
1866 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1869 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1872 2011-03-30 Cary Coutant <ccoutant@google.com>
1874 * archive.cc (Archive::include_member): Adjust call to report_object.
1875 (Add_archive_symbols::run): Add script_info to call to
1876 report_archive_begin.
1877 (Lib_group::include_member): Adjust call to report_object.
1878 (Add_lib_group_symbols::run): Adjust call to report_object.
1879 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1880 blocks. Add object count for script input files.
1881 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1882 script_info parameter; change all callers.
1883 (Incremental_inputs::report_object): Add script_info parameter;
1885 (Incremental_inputs::report_script): Store backpointer to
1886 incremental info entry.
1887 (Output_section_incremental_inputs::set_final_data_size): Record
1888 additional information for scripts.
1889 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1890 * incremental.h (Incremental_script_entry::add_object): New function.
1891 (Incremental_script_entry::get_object_count): New function.
1892 (Incremental_script_entry::get_object): New function.
1893 (Incremental_script_entry::objects_): New data member; adjust
1895 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1896 (Incremental_inputs::report_object): Add script_info parameter.
1897 (Incremental_inputs_reader::get_object_count): New function.
1898 (Incremental_inputs_reader::get_object_offset): New function.
1899 * options.cc (Input_arguments::add_file): Return reference to
1901 * options.h (Input_argument::set_script_info): New function.
1902 (Input_argument::script_info): New function.
1903 (Input_argument::script_info_): New data member; adjust all
1905 (Input_file_group::add_file): Return reference to new input argument.
1906 (Input_file_lib::add_file): Likewise.
1907 (Input_arguments::add_file): Likewise.
1908 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
1909 * script.cc (Parser_closure::Parser_closure): Add script_info
1910 parameter; adjust all callers.
1911 (Parser_closure::script_info): New function.
1912 (Parser_closure::script_info_): New data member.
1913 (read_input_script): Report scripts earlier to incremental info.
1914 (script_add_file): Set script_info in Input_argument.
1915 (script_add_library): Likewise.
1916 * script.h (Script_options::Script_info): Rewrite class.
1918 2011-03-29 Cary Coutant <ccoutant@google.com>
1920 * archive.cc (Library_base::should_include_member): Move
1921 method here from class Archive.
1922 (Archive::Archive): Initialize base class.
1923 (Archive::should_include_member): Move to base class.
1924 (Archive::do_for_all_unused_symbols): New function.
1925 (Add_archive_symbols::run): Remove redundant access to
1927 (Lib_group::Lib_group): Initialize base class.
1928 (Lib_group::do_filename): New function.
1929 (Lib_group::include_member): Pass pointer to Lib_group to
1931 (Lib_group::do_for_all_unused_symbols): New function.
1932 (Add_lib_group_symbols::run): Report archive information for
1934 * archive.h (class Library_base): New base class.
1935 (class Archive): Derive from Library_base.
1936 (Archive::filename): Move to base class.
1937 (Archive::set_incremental_info): Likewise.
1938 (Archive::incremental_info): Likewise.
1939 (Archive::Should_include): Likewise.
1940 (Archive::should_include_member): Likewise.
1941 (Archive::Armap_entry): Remove.
1942 (Archive::Unused_symbol_iterator): Remove.
1943 (Archive::unused_symbols_begin): Remove.
1944 (Archive::unused_symbols_end): Remove.
1945 (Archive::do_filename): New function.
1946 (Archive::do_get_mtime): New function.
1947 (Archive::do_for_all_unused_symbols): New function.
1948 (Archive::task_): Move to base class.
1949 (Archive::incremental_info_): Likewise.
1950 (class Lib_group): Derive from Library_base.
1951 (Lib_group::do_filename): New function.
1952 (Lib_group::do_get_mtime): New function.
1953 (Lib_group::do_for_all_unused_symbols): New function.
1954 (Lib_group::task_): Move to base class.
1955 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
1957 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
1959 * incremental.cc (Incremental_inputs::report_archive_begin):
1960 Use Library_base; call library's get_mtime; add incremental inputs
1961 entry before members.
1962 (class Unused_symbol_visitor): New class.
1963 (Incremental_inputs::report_archive_end): Use Library_base; use
1964 visitor class to record unused symbols; don't add incremental inputs
1965 entry after members.
1966 (Incremental_inputs::report_object): Use Library_base.
1968 (Incremental_archive_entry::Incremental_archive_entry): Remove
1969 unused Archive parameter.
1970 (Incremental_inputs::report_archive_begin): Use Library_base.
1971 (Incremental_inputs::report_archive_end): Likewise.
1972 (Incremental_inputs::report_object): Likewise.
1973 * object.cc (Sized_relobj::do_for_all_global_symbols): New
1975 * object.h (Object::for_all_global_symbols): New function.
1976 (Object::do_for_all_global_symbols): New function.
1977 (Sized_relobj::do_for_all_global_symbols): New function.
1978 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
1980 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
1983 2011-03-27 Ian Lance Taylor <iant@google.com>
1985 * archive.cc (Archive::interpret_header): Return -1 if something
1986 goes wrong. Change callers accordingly.
1988 2011-03-25 Cary Coutant <ccoutant@google.com>
1990 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
1991 * testsuite/Makefile.in: Regenerate.
1993 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
1995 * plugin.cc (get_view): New.
1996 (Plugin::load): Pass get_view to the plugin.
1997 (Plugin_manager::get_view): New.
1999 2011-03-21 Ian Lance Taylor <iant@google.com>
2001 * testsuite/final_layout.sh: Rewrite to not use dc.
2002 * testsuite/relro_test.sh: Fail if dc is not present.
2004 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2006 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2008 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2009 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2011 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2012 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2014 2011-03-14 Ian Lance Taylor <iant@google.com>
2016 * script-sections.cc (Sort_output_sections::script_compare):
2017 Rename from is_before, change return type.
2018 (Sort_output_sections::operator()): Adjust accordingly.
2020 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2023 * testsuite/odr_violation2.cc: Add comment to make all error line
2024 numbers double digits.
2025 * testsuite/debug_msg.sh: Adjust expected errors.
2027 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2029 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2030 but mark earlier ones as non-canonical
2031 (offset_to_iterator): Update search target and example
2032 (do_addr2line): Return extra lines in a vector*
2033 (format_file_lineno): Extract from do_addr2line
2034 (one_addr2line): Add vector* out-param
2035 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2036 when a lineno entry appeared last for its instruction
2037 (Dwarf_line_info): Add vector* out-param
2038 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2039 * symtab.cc (Odr_violation_compare): Include the lineno in the
2041 (linenos_from_loc): New. Combine the canonical line for an
2042 address with its other lines.
2043 (True_if_intersect): New. Helper functor to make
2044 std::set_intersection a query.
2045 (detect_odr_violations): Compare sets of lines instead of just
2046 one line for each function. This became less deterministic, but
2047 has fewer false positives.
2048 * symtab.h: Declarations.
2049 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2050 mix an optimized and non-optimized object in the same binary
2051 (odr_violation2.so): Same.
2052 * testsuite/Makefile.in: Regenerate from Makefile.am.
2053 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2054 * testsuite/debug_msg.sh: Update line numbers and add
2056 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2057 non-optimized context.
2058 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2059 isn't inlined, and use OdrDerived in an optimized context.
2060 * testsuite/odr_header1.h: Defines OdrDerived, where
2061 optimization will change the
2062 first-instruction-in-the-destructor's file and line number.
2063 * testsuite/odr_header2.h: Defines OdrBase.
2065 2011-03-09 Ian Lance Taylor <iant@google.com>
2067 * fileread.cc (File_read::clear_views): Don't delete the whole
2070 2011-03-08 Ian Lance Taylor <iant@google.com>
2073 * fileread.cc: #include <climits>.
2074 (GOLD_IOV_MAX): Define.
2075 (File_read::read_multiple): Limit number of entries by iov_max.
2076 * fileread.h (class File_read): Always set max_readv_entries to
2079 2011-03-07 Ian Lance Taylor <iant@google.com>
2082 * options.h (class General_options): Add -dy and -dn.
2084 2011-03-02 Cary Coutant <ccoutant@google.com>
2086 * testsuite/script_test_9.t: Add TLS segment.
2088 2011-03-02 Simon Baldwin <simonb@google.com>
2090 * configure.ac: Add check for gnu_indirect_function support in
2091 the toolchain building binutils.
2092 * configure: Rebuild.
2094 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2096 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2097 plugin only symbols.
2098 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2099 in plugin files as not needed in the symbol table.
2101 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2103 * output.cc (Output_section::add_input_section): Delay fill
2104 generation for section ordering.
2106 2011-02-09 Ian Lance Taylor <iant@google.com>
2109 * object.h (class Sized_relobj): Remove clear_local_symbols.
2110 * reloc.cc (Sized_relobj::do_relocate): Don't call
2111 clear_local_symbols.
2113 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2115 * plugin.cc (is_visible_from_outside): Return true for symbols
2118 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2120 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2123 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2125 * icf.h (is_section_foldable_candidate): Change type of parameter
2127 * icf.cc (Icf::find_identical_sections): Change type of local variable
2128 section_name to be std::string.
2129 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2131 2011-01-25 Ian Lance Taylor <iant@google.com>
2133 * script.cc (script_add_extern): Rewrite to use
2134 add_symbol_reference.
2136 2011-01-25 Doug Kwan <dougkwan@google.com>
2138 * icf.cc (get_section_contents): Always lock section's object.
2140 2011-01-24 Ian Lance Taylor <iant@google.com>
2142 * options.h (class General_options): Accept
2143 --no-detect-odr-violations.
2145 2011-01-24 Ian Lance Taylor <iant@google.com>
2147 * version.cc (version_string): Bump to 1.11.
2149 2011-01-24 Ian Lance Taylor <iant@google.com>
2151 * plugin.cc (class Plugin_rescan): Define new class.
2152 (Plugin_manager::claim_file): Set any_claimed_.
2153 (Plugin_manager::save_archive): New function.
2154 (Plugin_manager::save_input_group): New function.
2155 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2157 (Plugin_manager::new_undefined_symbol): New function.
2158 (Plugin_manager::rescan): New function.
2159 (Plugin_manager::rescannable_defines): New function.
2160 (Plugin_manager::add_input_file): Set any_added_.
2161 * plugin.h (class Plugin_manager): define new fields rescannable_,
2162 undefined_symbols_, any_claimed_, and any_added_. Declare
2163 Plugin_rescan as friend. Declare new functions.
2164 (Plugin_manager::Rescannable): Define type.
2165 (Plugin_manager::Rescannable_list): Define type.
2166 (Plugin_manager::Undefined_symbol_list): Define type.
2167 (Plugin_manager::Plugin_manager): Initialize new fields.
2168 * archive.cc (Archive::defines_symbol): New function.
2169 (Add_archive_symbols::run): Pass archive to plugins if any.
2170 * archive.h (class Archive): Declare defines_symbol.
2171 * readsyms.cc (Input_group::~Input_group): New function.
2172 (Finish_group::run): Pass input_group to plugins if any.
2173 * readsyms.h (class Input_group): Declare destructor.
2174 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2177 2011-01-10 Ian Lance Taylor <iant@google.com>
2179 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2181 (Layout::set_segment_offsets): Reset increase_relro before calling
2182 set_section_addresses a second time.
2184 2011-01-04 Cary Coutant <ccoutant@google.com>
2186 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2187 sections before NOBITS sections.
2189 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2191 * version.cc (print_version): Update copyright to 2011.
2193 2010-12-23 Cary Coutant <ccoutant@google.com>
2195 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2196 of OS to this->add. Add OD parameter to second form of the function.
2198 2010-12-20 Ian Lance Taylor <iant@google.com>
2200 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2201 second of two consecutive entries with same offset.
2203 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2205 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2206 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2207 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2208 to avoid unneeded links against $(LDADD).
2209 * testsuite/Makefile.in: Regenerate.
2211 2010-12-15 Ian Lance Taylor <iant@google.com>
2214 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2215 for R_X86_64_32 and R_X86_64_PC32.
2216 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2217 ver_matching_def_pic.o.
2218 (ver_matching_def_pic.o): New target.
2220 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2222 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2223 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2224 Move definition before File_read::View member definitions.
2225 (File_read::View::~View): Initialize and hold lock before
2226 updating current_mapped_bytes.
2228 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2230 * dwarf_reader.cc: Remove outdated comment.
2231 * gold-threads.cc: Fix typo in error message.
2232 * archive.cc: Fix typos in comments.
2233 * archive.h: Likewise.
2234 * arm-reloc-property.cc: Likewise.
2235 * arm-reloc-property.h: Likewise.
2236 * arm-reloc.def: Likewise.
2238 * attributes.h: Likewise.
2239 * cref.cc: Likewise.
2240 * ehframe.cc: Likewise.
2241 * fileread.h: Likewise.
2243 * i386.cc: Likewise.
2245 * incremental.h: Likewise.
2246 * int_encoding.cc: Likewise.
2247 * layout.h: Likewise.
2248 * main.cc: Likewise.
2249 * merge.h: Likewise.
2250 * object.cc: Likewise.
2251 * object.h: Likewise.
2252 * options.cc: Likewise.
2253 * readsyms.cc: Likewise.
2254 * reduced_debug_output.cc: Likewise.
2255 * reloc.cc: Likewise.
2256 * script-sections.cc: Likewise.
2257 * sparc.cc: Likewise.
2258 * symtab.h: Likewise.
2259 * target-reloc.h: Likewise.
2260 * target.cc: Likewise.
2261 * target.h: Likewise.
2262 * timer.cc: Likewise.
2263 * timer.h: Likewise.
2264 * x86_64.cc: Likewise.
2266 2010-12-09 Cary Coutant <ccoutant@google.com>
2268 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2270 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2271 parameter; change all callers.
2272 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2273 * options.h (warn_execstack): New option.
2275 2010-12-07 Doug Kwan <dougkwan@google.com>
2277 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2278 like function call relocations.
2280 2010-12-07 Ian Lance Taylor <iant@google.com>
2282 * archive.cc (Archive::get_elf_object_for_member): Permit
2283 punconfigured to be NULL.
2284 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2285 (Archive::include_member): Pass NULL to get_elf_object_for_member
2286 if we searched for the archive and this is the first included
2289 2010-12-01 Ian Lance Taylor <iant@google.com>
2291 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2292 track_relocs_type_ field.
2293 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2294 Set track_relocs_type_.
2295 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2296 contents when using RELA relocs.
2297 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2299 * reloc.cc (Track_relocs::next_addend): New function.
2300 * reloc.h (class Track_relocs): Declare next_addend.
2302 2010-12-01 Ian Lance Taylor <iant@google.com>
2304 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2307 2010-12-01 Ian Lance Taylor <iant@google.com>
2309 * README: Update compilers known to work and fail.
2311 2010-11-23 Matthias Klose <doko@ubuntu.com>
2313 * configure.in: For --enable-gold, handle value `default' instead of
2314 `both*'. Always install ld as ld.bfd, install as ld if gold is
2316 * configure: Regenerate.
2318 2010-11-18 Doug Kwan <dougkwan@google.com>
2320 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2321 and right_alignment to be zero. Store result alignment only if it is
2322 greater than existing alignment.
2324 2010-11-16 Cary Coutant <ccoutant@google.com>
2327 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2328 Check for ".zdebug_line".
2330 2010-11-16 Doug Kwan <dougkwan@google.com>
2331 Cary Coutant <ccoutant@google.com>
2333 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2334 by reference; adjust all callers.
2335 * output.cc (Output_segment::set_section_addresses): Adjust references
2336 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2338 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2339 end at page boundary.
2341 2010-11-16 Cary Coutant <ccoutant@google.com>
2344 * layout.cc (Layout::choose_output_section): Transform names of
2345 compressed sections even when using a script with a SECTIONS clause.
2346 (Layout::output_section_name): Remove code to transform
2347 compressed debug section names.
2348 * output.cc (Output_section::add_input_section): Use uncompressed
2349 section size when tracking input sections.
2351 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2353 * symtab.h (Symbol::NON_PIC_REF): Remove.
2354 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2355 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2356 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2357 (Symbol::use_plt_offset): Take a flags argument and pass it
2358 directly to needs_dynamic_reloc. Restrict check for undefined
2359 weak symbols to function calls.
2360 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2361 (Target_arm::Scan::global): Use it.
2362 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2363 (Target_arm::Relocate::relocate): Likewise.
2364 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2365 parameter with an r_type parameter. Use get_reference_flags
2367 (Target_arm::Relocate::relocate): Update accordingly.
2368 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2369 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2370 (Target_i386::Scan::global): Likewise.
2371 (Target_i386::Relocate::relocate): Likewise.
2372 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2373 parameter with an r_type parameter. Use get_reference_flags
2375 (Target_i386::Relocate::relocate): Update accordingly.
2376 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2377 (Target_powerpc::Scan::global): Use it.
2378 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2379 (Target_powerpc::Relocate::relocate): Likewise.
2380 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2381 (Target_sparc::Scan::global): Use it.
2382 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2383 (Target_sparc::Relocate::relocate): Likewise.
2384 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2385 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2386 (Target_x86_64::Scan::global): Likewise.
2387 (Target_x86_64::Relocate::relocate): Likewise.
2389 2010-11-08 Doug Kwan <dougkwan@google.com>
2390 Cary Coutant <ccoutant@google.com>
2392 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2393 (Arm_exidx_merge_section::section_contents_): New data member.
2394 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2395 (Arm_input_section::~Arm_input_section): De-allocate memory.
2396 (Arm_input_section::original_contents_): New data member.
2397 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2398 in parameters instead of calling Object::section_contents without
2400 (Arm_output_section::group_section): New parameter TASK. Pass it
2401 to callees that need locking objects.
2402 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2403 to lock EXIDX input sections. Fix a formatting issue. Call
2404 Arm_exidx_merged_section::build_contents to create merged section
2406 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2407 to lock object of stub table owner.
2408 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2409 TEXT_SIZE to initialize data member TEXT_SIZE_.
2410 (Arm_exidx_input_section::addralign): Fix typo in comment.
2411 (Arm_exidx_input_section::text_size): New method.
2412 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2413 that require locking objects. Lock objects before scanning for stubs
2414 and updating local symbols.
2415 (Arm_input_section<big_endian>::init): Copy contents of original
2417 (Arm_input_section<big_endian>::do_write): Use saved contents of
2418 original input section instead of calling Object::section_contents
2420 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2421 size without calling Object::section_size().
2422 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2423 for size. Allocate a buffer for merged EXIDX entries.
2424 (Arm_exidx_merged_section::build_contents): New method.
2425 (Arm_exidx_merged_section::do_write): Move merge section contents
2426 building code to Arm_exidx_merged_section::build_contetns. Write
2427 out contetns in buffer instead of building it on the fly.
2428 (Arm_relobj::make_exidx_input_section): Also pass text section size
2429 to Arm_exidx_input_section constructor.
2430 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2431 (Arm_dynobj::do_read_symbols): Fix memory leak.
2432 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2433 * target.h: (class Task): Add forward declaration.
2434 (Target::relax): Add new parameter TASK and pass it to
2436 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2438 2010-11-05 Cary Coutant <ccoutant@google.com>
2441 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2442 object when reading from the file.
2443 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2445 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2446 when reading section contents.
2447 (get_section_contents): Likewise.
2448 (icf::find_identical_sections): Likewise.
2449 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2450 object when reading from the file.
2451 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2452 the object when doing deferred section layout.
2454 2010-11-03 Nick Clifton <nickc@redhat.com>
2457 * script.h (class Symbol_assignment: name): New member. Returns
2458 the name of the symbol.
2459 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2460 Returns true if the given symbol name is on the list of
2461 assignments wating to be processed.
2462 * archive.cc (should_incldue_member): If the symbol is undefined,
2463 check to see if it is on the list of symbols pending assignment.
2465 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2467 * script-sections.cc (Script_sections::find_memory_region): Check
2468 for a NULL output section pointer.
2470 2010-10-29 Doug Kwan <dougkwan@google.com>
2472 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2473 Output_section::add_relaxed_input_section.
2474 * output.cc (Output_section::add_relaxed_input_section): Add new
2475 arguments LAYOUT and NAME. Set section order index.
2476 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2477 Copy section order index.
2478 * output.h (Output_section::add_relaxed_input_section): Add new
2479 arguments LAYOUT and NAME.
2481 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2483 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2484 NATIVE_OR_CROSS_LINKER.
2485 * testsuite/Makefile.in: Regenerate.
2487 2010-10-20 Doug Kwan <dougkwan@google.com>
2489 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2490 without SHF_LINK_ORDER flags.
2491 * layout.cc (Layout::choose_output_section): Do not filter
2492 SHF_LINK_ORDER flag in a relocatable link.
2494 2010-10-17 Cary Coutant <ccoutant@google.com>
2496 * output.h (Output_segment::set_section_addresses): Change function
2497 signature. Update all callers.
2498 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2500 (Output_segment::set_section_addresses): Align after last TLS
2501 section. Add padding before last relro section instead of after.
2503 2010-10-17 Doug Kwan <dougkwan@google.com>
2505 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2506 GOT output section to be writable.
2508 2010-10-14 Cary Coutant <ccoutant@google.com>
2510 * debug.h (DEBUG_INCREMENTAL): New flag.
2511 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2512 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2514 * incremental.cc (report_command_line): Ignore all forms of
2516 * layout.cc (Layout::Layout): Check parameters for incremental link
2518 * options.cc (General_options::parse_incremental): New function.
2519 (General_options::parse_no_incremental): New function.
2520 (General_options::parse_incremental_full): New function.
2521 (General_options::parse_incremental_update): New function.
2522 (General_options::incremental_mode_): New data member.
2523 (General_options::finalize): Check incremental_mode_.
2524 * options.h (General_options): Update help text for --incremental.
2525 Add --no-incremental, --incremental-full, --incremental-update.
2526 (General_options::Incremental_mode): New enum type.
2527 (General_options::incremental_mode): New function.
2528 (General_options::incremental_mode_): New data member.
2529 * parameters.cc (Parameters::incremental_mode_): New data member.
2530 (Parameters::set_options): Set incremental_mode_.
2531 (Parameters::set_incremental_full): New function.
2532 (Parameters::incremental): New function.
2533 (Parameters::incremental_update): New function.
2534 (set_parameters_incremental_full): New function.
2535 * parameters.h (Parameters::set_incremental_full): New function.
2536 (Parameters::incremental): New function.
2537 (Parameters::incremental_update): New function.
2538 (Parameters::incremental_mode_): New data member.
2539 (set_parameters_incremental_full): New function.
2540 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2541 incremental link mode.
2542 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2543 (Sized_relobj::do_relocate_sections): Likewise.
2544 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2546 * testsuite/Makefile.in: Regenerate.
2547 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2549 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2551 * script-sections.h (class Script_sections): Make
2552 Sections_elements typedef public.
2553 * script-sections.cc (class Sort_output_sections): Add elements_
2554 field. Add constructor which sets it; change all callers.
2555 (Sort_output_sections::is_before): New function.
2556 (Sort_output_sections::operator()): Call is_before.
2557 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2559 * testsuite/script_test_10.sh: New test. Test script section
2561 * testsuite/script_test_10.t: Likewise.
2562 * testsuite/script_test_10.s: Likewise.
2563 * testsuite/Makefile.am: Wrap the cross linker tests and the
2564 common tests into NATIVE_OR_CROSS_LINKER.
2565 (check_SCRIPTS): Add script_test_10.sh.
2566 (check_DATA): Add script_test_10.stdout.
2567 (script_test_10.o, script_test_10): New targets.
2568 (script_test_10.stdout): New target.
2569 * configure, testsuite/Makefile.in: Regenerate.
2571 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2573 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2574 error for the deprecated relocations.
2575 (Target_arm::Scan::global): Likewise.
2576 (Target_arm::Relocate::relocate): Likewise.
2578 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2580 * fileread.cc (Input_file::find_file): Initialize *found_name
2581 and *namep when using the fallback search for case 4.
2583 2010-10-11 Cary Coutant <ccoutant@google.com>
2585 * options.h (class General_options): Redefine -z lazy as an alias for
2586 the negation of -z now.
2588 2010-10-11 Ian Lance Taylor <iant@google.com>
2590 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2593 2010-10-06 Nick Clifton <nickc@redhat.com>
2595 * script-sections.cc(class Memory_region): Remove
2596 current_lma_offset_ field. Rename current_vma_offset_ to
2597 current_offset_. Add last_section_ field.
2598 (Memory_region::get_current_vma_address): Rename to
2599 get_current_address.
2600 (Memory_region::get_current_lma_address): Delete.
2601 (Memory_region::increment_vma_offset): Rename to
2603 (Memory_region::increment_lma_offset): Delete.
2604 (Memory_region::attributes_compatible): New method. Returns
2605 true if the provided section is compatible with the region.
2606 (Memory_region::get_last_section): New method. Returns the last
2607 section to use the region.
2608 (Memory_region::set_last_section): New method. Stores the last
2609 section to use the region.
2610 (Script_sections::block_in_region): New method. Returns true if
2611 a block of memory is contained within a region.
2612 (Script_sections::find_memory_region): New method. Locates a
2613 memory region to be used to set a VMA or LMA address.
2614 (Output_section_definition::set_section_addresses): Add code to
2615 check for addresses set by memory regions.
2616 (Output_segment::set_section_addresses): Remove memory region
2618 (Script_sections::create_segment): Add a warning if a header
2619 segment is created outside of any region.
2620 * script-sections.h (class Script_sections): Add prototypes for
2621 find_memory_region and block_in_region methods.
2622 * testsuite/memory_test.s: Use .long instead of .word.
2623 * testsuite/memory_test.t: Add some more output sections.
2624 * testsuite/memory_test.sh: Update expected output.
2626 2010-10-02 Doug Kwan <dougkwan@google.com>
2628 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2629 defintion to symtab.h
2630 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2631 declaration to defintion.
2633 2010-10-01 Nick Clifton <nickc@redhat.com>
2635 * expression.cc (eval): Replace dummy argument with NULL.
2636 (eval_maybe_dot): Check for a NULL result section pointer.
2637 (Symbol_expression::value): Likewise.
2638 (Dot_expression::value): Likewise.
2639 (BINARY_EXPRESSION): Likewise.
2640 (Max_expression::value): Likewise.
2641 (Min_expression::value): Likewise.
2642 (Absolute_expression::value): Likewise.
2643 (Addr_expression::value_from_output_section): Likewise.
2644 (Loaddddr_expression::value_from_output_section): Likewise.
2645 (Segment_start_expression::value): Likewise.
2646 * script-sections.cc
2647 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2649 (Sections_elememt_dot_assignment::set_section_addresses):
2651 (Output_data_expression::do_write_to_buffer): Likewise.
2652 (Output_section_definition::finalize_symbols): Likewise.
2653 (Output_section_definition::set_section_addresses): Likewise.
2655 2010-09-30 Doug Kwan <dougkwan@google.com>
2657 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2659 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2661 * target.h (Target::can_icf_inline_merge_sections): New virtual
2663 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2665 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2667 * icf.cc (get_section_contents): Inline merge sections only when
2670 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2672 * configure: Regenerate.
2674 2010-09-17 Ian Lance Taylor <iant@google.com>
2676 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2677 * testsuite/Makefile.am (memory_test.o): New target.
2678 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2680 * testsuite/Makefile.in: Rebuild.
2682 2010-09-17 Doug Kwan <dougkwan@google.com>
2684 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2685 defintion if relocation uses GOT entries of the symbol.
2686 * testsuite/icf_safe_test.sh: Fix test.
2687 * testsuite/icf_safe_so_test.sh: Fix test.
2689 2010-09-16 Cary Coutant <ccoutant@google.com>
2691 * script_sections.cc (class Memory_region): Remove "NULL" from
2692 vector initializations.
2694 2010-09-15 Cary Coutant <ccoutant@google.com>
2696 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2697 Resolve forwarding symbols.
2699 2010-09-15 Doug Kwan <dougkwan@google.com>
2701 * gold/testsuite/script_test_3.t: Add ARM special sections.
2702 * gold/testsuite/script_test_4.t: Same.
2703 * gold/testsuite/script_test_5.t: Same.
2704 * gold/testsuite/script_test_6.t: Same.
2705 * gold/testsuite/script_test_7.t: Same.
2706 * gold/testsuite/script_test_7.t: Same.
2707 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2709 2010-09-14 Cary Coutant <ccoutant@google.com>
2711 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2712 (Target_x86_64::Relocate::relocate_tls): Replace check for
2713 saw_tls_block_reloc_ with test for executable section.
2715 2010-09-12 Cary Coutant <ccoutant@google.com>
2717 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2718 position-independent executables to shared libraries need dynamic
2720 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2721 position-independent executables.
2722 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2723 * testsuite/Makefile.in: Regenerate.
2725 2010-09-10 Nick Clifton <nickc@redhat.com>
2728 * testsuite/memory_test.t: Discard any sections that are not
2731 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2734 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2735 "This::" to work around a bug in gcc 4.2.
2737 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2739 2010-09-09 Rafael Espindola <espindola@google.com>
2741 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2742 sections with different PF_X flags in the same segment.
2743 (Layout::find_first_load_seg): Search all segments to find the first
2745 * options.h (rosegment): New.
2747 2010-09-08 Rafael Espindola <espindola@google.com>
2749 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2751 2010-09-08 Doug Kwan <dougkwan@google.com>
2753 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2754 (Arm_relobj::do_relocate_sections): Add new parameter for output
2755 file to match the parent.
2756 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2757 of local symbols instead of input values. Update code to track
2758 changes in gold::relocate_section.
2759 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2760 (Sized_relobj::compute_final_local_value_internal): New methods.
2761 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2762 body into private version of Sized_relobj::compute_final_local_value.
2763 Call the inline method.
2764 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2765 merged symbol value if there is one.
2766 (Symbol_value::has_output_value): New method defintiion.
2767 (Sized_relobj::Compute_final_local_value_status): New enum type.
2768 (Sized_relobj::compute_final_local_value): New methods.
2769 (Sized_relobj::compute_final_local_value_internal): New methods.
2770 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2771 and arm_cortex_a8.sh.
2772 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2773 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2775 * Makefile.in: Regenerate.
2776 * testsuite/arm_bl_out_of_range.s: Update test.
2777 * testsuite/thumb_bl_out_of_range.s: Ditto.
2778 * testsuite/thumb_blx_out_of_range.s: Ditto.
2779 * testsuite/arm_branch_out_of_range.sh: New file.
2780 * testsuite/arm_cortex_a8.sh: Ditto.
2781 * testsuite/arm_cortex_a8_b.s: Ditto.
2782 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2783 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2784 * testsuite/arm_cortex_a8_bl.s: Ditto.
2785 * testsuite/arm_cortex_a8_blx.s: Ditto.
2786 * testsuite/arm_cortex_a8_local.s: Ditto.
2787 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2788 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2790 2010-09-08 Rafael Espindola <espindola@google.com>
2792 * Makefile.am (memory_test.stdout): Run readelf with -W.
2793 * Makefile.in: Regenerate.
2794 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2797 2010-09-08 Rafael Espindola <espindola@google.com>
2799 * script-sections.cc (Script_sections::add_memory_region): Convert
2800 field precision to int.
2801 * script.cc (script_set_section_region, script_set_section_region):
2802 Convert field precision to int.
2804 2010-09-08 Rafael Espindola <espindola@google.com>
2806 * arm.cc (do_finalize_sections): Create the __exidx_start and
2807 __exdix_end symbols even when the section is missing.
2809 2010-09-08 Nick Clifton <nickc@redhat.com>
2811 * README: Remove claim that MEMORY is not supported.
2812 * expression.cc (script_exp_function_origin)
2813 (script_exp_function_length): Move from here to ...
2814 * script.cc: ... here.
2815 (script_set_section_region, script_add_memory)
2816 (script_parse_memory_attr, script_include_directive): New
2818 * script-sections.cc
2819 (class Memory_region): New class.
2820 (class Output_section_definition): Add set_memory_region,
2821 set_section_vma, set_section_lma and get_section_name methods.
2822 (class Script_Sections): Add add_memory_region,
2823 find_memory_region, find_memory_region_origin,
2824 find_memory_region_length and set_memory_region methods.
2825 Have set_section_addresses method walk the list of set memory
2827 Extend the print methos to display memory regions.
2828 * script-sections.h: Add prototypes for new methods.
2829 Add enum for MEMORY region attributes.
2830 * yyscript.y: Add support for parsing MEMORY regions.
2831 * script-c.h: Add prototypes for new functions.
2832 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2833 * testsuite/Makefile.in: Regenerate.
2834 * testsuite/memory_test.sh: New script.
2835 * testsuite/memory_test.s: New assembler source file.
2836 * testsuite/memory_test.t: New linker script.
2838 2010-08-27 Doug Kwan <dougkwan@google.com>
2840 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2841 reference override an existing dynamic weak reference.
2842 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2843 * testsuite/Makefile.in: Regenerate.
2844 * testsuite/dyn_weak_ref.sh: New file.
2845 * testsuite/dyn_weak_ref_1.c: Ditto.
2846 * testsuite/dyn_weak_ref_2.c: Ditto.
2848 2010-08-27 Ian Lance Taylor <iant@google.com>
2850 * incremental.h (class Incremental_input_entry): Add virtual
2853 2010-08-27 Ian Lance Taylor <iant@google.com>
2855 * testsuite/start_lib_test_3.c: Mark t3 as used.
2857 2010-08-27 Nick Clifton <nickc@redhat.com>
2859 * options.cc (version_script): Fix small typo in previous
2862 2010-08-25 Nick Clifton <nickc@redhat.com>
2864 * archive.cc: Formatting fixes: Remove whitespace between
2865 typename and following asterisk. Remove whitespace between
2866 function name and opening parenthesis.
2867 * archive.h: Likewise.
2869 * attributes.cc: Likewise.
2870 * attributes.h: Likewise.
2871 * common.cc: Likewise.
2872 * copy-relocs.cc: Likewise.
2873 * dirsearch.h: Likewise.
2874 * dynobj.cc: Likewise.
2875 * ehframe.cc: Likewise.
2876 * ehframe.h: Likewise.
2877 * expression.cc: Likewise.
2878 * fileread.cc: Likewise.
2879 * fileread.h: Likewise.
2881 * gold-threads.cc: Likewise.
2882 * gold.cc: Likewise.
2883 * i386.cc: Likewise.
2885 * incremental-dump.cc: Likewise.
2886 * incremental.cc: Likewise.
2887 * layout.cc: Likewise.
2888 * layout.h: Likewise.
2889 * main.cc: Likewise.
2890 * merge.cc: Likewise.
2891 * merge.h: Likewise.
2892 * object.cc: Likewise.
2893 * object.h: Likewise.
2894 * options.cc: Likewise.
2895 * options.h: Likewise.
2896 * output.cc: Likewise.
2897 * output.h: Likewise.
2898 * plugin.cc: Likewise.
2899 * plugin.h: Likewise.
2900 * powerpc.cc: Likewise.
2901 * reloc.cc: Likewise.
2902 * script-c.h: Likewise.
2903 * script-sections.cc: Likewise.
2904 * script.cc: Likewise.
2905 * stringpool.cc: Likewise.
2906 * symtab.cc: Likewise.
2907 * symtab.h: Likewise.
2908 * target.cc: Likewise.
2909 * timer.cc: Likewise.
2910 * timer.h: Likewise.
2911 * version.cc: Likewise.
2912 * x86_64.cc: Likewise.
2914 2010-08-24 Nick Clifton <nickc@redhat.com>
2917 * layout.cc (segment_precedes): Sort segments by their physical
2918 addresses, if they have been set.
2920 2010-08-23 Cary Coutant <ccoutant@google.com>
2922 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
2924 (Lib_group::include_member): Unlock object after deleting its
2926 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
2929 2010-08-19 Neil Vachharajani <nvachhar@google.com>
2930 Cary Coutant <ccoutant@google.com>
2932 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
2933 constructor, and set_blocker.
2934 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
2936 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
2937 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
2938 * testsuite/Makefile.am (start_lib_test): New test case.
2939 * testsuite/Makefile.in: Regenerate.
2940 * testsuite/start_lib_test_main.c: New file.
2941 * testsuite/start_lib_test_1.c: New file.
2942 * testsuite/start_lib_test_2.c: New file.
2943 * testsuite/start_lib_test_3.c: New file.
2945 2010-08-19 Ian Lance Taylor <iant@google.com>
2947 * Makefile.in: Rebuild with automake 1.11.1.
2948 * aclocal.m4: Likewise.
2949 * testsuite/Makefile.in: Likewise.
2951 2010-08-19 Ian Lance Taylor <iant@google.com>
2954 * i386.cc (class Output_data_plt_i386): Update declarations.
2955 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
2956 local_ifuncs_ fields.
2957 (Target_i386::do_plt_section_for_global): New function.
2958 (Target_i386::do_plt_section_for_local): New function.
2959 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
2960 parameter; change all callers. Initialize global_ifuncs_ and
2961 local_ifuncs_. If doing a static link define __rel_iplt_start and
2963 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
2964 (Output_data_plt_i386::add_local_ifunc_entry): New function.
2965 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
2967 (Target_i386::make_plt_section): New function, broken out of
2968 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
2969 (Target_i386::make_plt_entry): Call make_plt_section.
2970 (Target_i386::make_local_ifunc_plt_entry): New function.
2971 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
2972 (Target_i386::Scan::local): Handle IFUNC symbols. Add
2973 R_386_IRELATIVE to switch.
2974 (Target_i386::Scan::global): Likewise.
2975 (Target_i386::Relocate::relocate): Likewise.
2976 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
2978 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
2979 (Target_x86_64::do_plt_section_for_global): New function.
2980 (Target_x86_64::do_plt_section_for_local): New function.
2981 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
2982 parameter; change all callers. If doing a static link define
2983 __rela_iplt_start and __rela_iplt_end.
2984 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
2985 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
2986 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
2988 (Target_x86_64::make_local_ifunc_plt_entry): New function.
2989 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
2991 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
2992 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
2993 R_X86_64_IRELATIVE to switch.
2994 (Target_x86_64::Scan::global): Likewise.
2995 (Target_x86_64::Relocate::relocate): Likewise.
2996 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
2998 * target.h (class Target): Add plt_section_for_global and
2999 plt_section_for_local functions. Add do_plt_section_for_global
3000 and do_plt_section_for_local virtual functions.
3001 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3002 clarifying comments.
3003 (Symbol::use_plt_offset): Handle IFUNC symbol.
3004 * object.cc (Sized_relobj::Sized_relobj): Initialize
3006 (Sized_relobj::local_has_plt_offset): New function.
3007 (Sized_relobj::local_plt_offset): New function.
3008 (Sized_relobj::set_local_plt_offset): New function.
3009 (Sized_relobj::do_count): Handle IFUNC symbol.
3010 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3011 a bit away from input_shndx_ field. Add set_is_func_symbol and
3012 is_ifunc_symbol functions.
3013 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3014 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3015 local_plt_offsets_ field.
3016 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3017 * output.h (class Output_section_data): Add non-const
3018 output_section function.
3019 (class Output_data_got): Update declarations.
3020 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3021 Add use_plt_offset parameter to global and local constructors.
3022 Change all callers. Change local_sym_index_ field to 31 bits.
3023 Change GSYM_CODE and CONSTANT_CODE accordingly.
3024 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3025 doing a static link don't set sh_link field.
3026 (Output_data_got::Got_entry::write): Use PLT offset if
3028 (Output_data_got::add_global_plt): New function.
3029 (Output_data_got::add_local_plt): New function.
3030 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3031 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3032 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3033 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3034 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3036 * testsuite/ifunc-sel.h: New file.
3037 * testsuite/ifuncmain1.c: New file.
3038 * testsuite/ifuncmain1vis.c: New file.
3039 * testsuite/ifuncmod1.c: New file.
3040 * testsuite/ifuncdep2.c: New file.
3041 * testsuite/ifuncmain2.c: New file.
3042 * testsuite/ifuncmain3.c: New file.
3043 * testsuite/ifuncmod3.c: New file.
3044 * testsuite/ifuncmain4.c: New file.
3045 * testsuite/ifuncmain5.c: New file.
3046 * testsuite/ifuncmod5.c: New file.
3047 * testsuite/ifuncmain6pie.c: New file.
3048 * testsuite/ifuncmod6.c: New file.
3049 * testsuite/ifuncmain7.c: New file.
3050 * configure, testsuite/Makefile.in: Rebuild.
3052 2010-08-18 Ian Lance Taylor <iant@google.com>
3055 (Output_section_incremental_inputs::write_input_files): Add cast
3056 to avoid signed/unsigned comparison warning.
3057 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3059 2010-08-12 Cary Coutant <ccoutant@google.com>
3061 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3063 2010-08-13 Ian Lance Taylor <iant@google.com>
3065 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3067 2010-08-12 Cary Coutant <ccoutant@google.com>
3068 Doug Kwan <dougkwan@google.com>
3070 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3071 defintion overrides non-weak undef, remember that the original undef
3073 * symtab.cc (Symbol_table::sized_write_global): For undef without
3074 an original weak binding, set binding to global in output.
3075 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3076 * testsuite/Makefile.in: Regenerate.
3077 * testsuite/strong_ref_weak_def.sh: New file.
3078 * testsuite/strong_ref_weak_def_1.c: Ditto.
3079 * testsuite/strong_ref_weak_def_2.c: Ditto.
3081 2010-08-12 Cary Coutant <ccoutant@google.com>
3083 * testsuite/incremental_test.sh: Rewrite.
3084 * testsuite/incremental_test_1.c: Rewrite.
3085 * testsuite/incremental_test_2.c: Rewrite.
3087 2010-08-12 Cary Coutant <ccoutant@google.com>
3089 * arm.cc (Target_arm::got_size): Add const.
3090 (Target_arm::got_entry_count): New function.
3091 (Target_arm::plt_entry_count): New function.
3092 (Target_arm::first_plt_entry_offset): New function.
3093 (Target_arm::plt_entry_size): New function.
3094 (Output_data_plt_arm::entry_count): New function.
3095 (Output_data_plt_arm::first_plt_entry_offset): New function.
3096 (Output_data_plt_arm::get_plt_entry_size): New function.
3097 * i386.cc (Target_i386::got_size): Add const.
3098 (Target_i386::got_entry_count): New function.
3099 (Target_i386::plt_entry_count): New function.
3100 (Target_i386::first_plt_entry_offset): New function.
3101 (Target_i386::plt_entry_size): New function.
3102 (Output_data_plt_i386::entry_count): New function.
3103 (Output_data_plt_i386::first_plt_entry_offset): New function.
3104 (Output_data_plt_i386::get_plt_entry_size): New function.
3105 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3106 find_incremental_inputs_sections. Dump incremental_got_plt section.
3107 * incremental.cc: Include target.h.
3108 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3109 parameter. Adjust all callers. Find incremental_got_plt section.
3110 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3112 (Output_section_incremental_inputs::set_final_data_size): Calculate
3113 size of incremental_got_plt section.
3114 (Output_section_incremental_inputs::do_write): Write the
3115 incremental_got_plt section.
3116 (Got_plt_view_info): New struct.
3117 (Local_got_offset_visitor): New class.
3118 (Global_got_offset_visitor): New class.
3119 (Global_symbol_visitor_got_plt): New class.
3120 (Output_section_incremental_inputs::write_got_plt): New function.
3121 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3122 Add parameter. Adjust all callers.
3123 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3124 (Incremental_inputs::got_plt_section): New function.
3125 (Incremental_inputs::got_plt_section_): New data member.
3126 (Incremental_got_plt_reader): New class.
3127 * layout.cc (Layout::create_incremental_info_sections): Add the
3128 incremental_got_plt section.
3129 * object.h (Got_offset_list::get_list): New function.
3130 (Got offset_list::for_all_got_offsets): New function.
3131 (Sized_relobj::local_got_offset_list): New function.
3132 * powerpc.cc (Target_powerpc::got_size): Add const.
3133 (Target_powerpc::got_entry_count): New function.
3134 (Target_powerpc::plt_entry_count): New function.
3135 (Target_powerpc::first_plt_entry_offset): New function.
3136 (Target_powerpc::plt_entry_size): New function.
3137 (Output_data_plt_powerpc::entry_count): New function.
3138 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3139 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3140 * sparc.cc (Target_sparc::got_size): Add const.
3141 (Target_sparc::got_entry_count): New function.
3142 (Target_sparc::plt_entry_count): New function.
3143 (Target_sparc::first_plt_entry_offset): New function.
3144 (Target_sparc::plt_entry_size): New function.
3145 (Output_data_plt_sparc::entry_count): New function.
3146 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3147 (Output_data_plt_sparc::get_plt_entry_size): New function.
3148 * symtab.h (Symbol::got_offset_list): New function.
3149 (Symbol_table::for_all_symbols): New function.
3150 * target.h (Sized_target::got_entry_count): New function.
3151 (Sized_target::plt_entry_count): New function.
3152 (Sized_target::plt_entry_size): New function.
3153 * x86_64.cc (Target_x86_64::got_size): Add const.
3154 (Target_x86_64::got_entry_count): New function.
3155 (Target_x86_64::plt_entry_count): New function.
3156 (Target_x86_64::first_plt_entry_offset): New function.
3157 (Target_x86_64::plt_entry_size): New function.
3158 (Output_data_plt_x86_64::entry_count): New function.
3159 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3160 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3162 2010-08-12 Cary Coutant <ccoutant@google.com>
3164 * archive.cc: Include incremental.h.
3165 (Archive::Archive): Initialize incremental_info_.
3166 (Archive::include_member): Record archive members in incremental info.
3167 (Add_archive_symbols::run): Record begin and end of an archive in
3169 (Lib_group::include_member): Record objects in incremental info.
3170 * archive.h (Incremental_archive_entry): Forward declaration.
3171 (Archive::set_incremental_info): New member function.
3172 (Archive::incremental_info): New member function.
3173 (Archive::Unused_symbol_iterator): New class.
3174 (Archive::unused_symbols_begin): New member function.
3175 (Archive::unused_symbols_end): New member function.
3176 (Archive::incremental_info_): New data member.
3177 * incremental-dump.cc (find_input_containing_global): New function.
3178 (dump_incremental_inputs): Dump new incremental info sections.
3179 * incremental.cc: Include symtab.h.
3180 (Output_section_incremental_inputs): New class.
3181 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3182 new incremental info sections.
3183 (Sized_incremental_binary::do_check_inputs): Likewise.
3184 (Incremental_inputs::report_archive): Remove.
3185 (Incremental_inputs::report_archive_begin): New function.
3186 (Incremental_inputs::report_archive_end): New function.
3187 (Incremental_inputs::report_object): New function.
3188 (Incremental_inputs::finalize_inputs): Remove.
3189 (Incremental_inputs::report_input_section): New function.
3190 (Incremental_inputs::report_script): Rewrite.
3191 (Incremental_inputs::finalize): Do nothing but finalize string table.
3192 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3193 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3194 (Incremental_inputs::create_data_sections): New function.
3195 (Incremental_inputs::relocs_entsize): New function.
3196 (Output_section_incremental_inputs::set_final_data_size): New function.
3197 (Output_section_incremental_inputs::do_write): New function.
3198 (Output_section_incremental_inputs::write_header): New function.
3199 (Output_section_incremental_inputs::write_input_files): New function.
3200 (Output_section_incremental_inputs::write_info_blocks): New function.
3201 (Output_section_incremental_inputs::write_symtab): New function.
3202 * incremental.h (Incremental_script_entry): Forward declaration.
3203 (Incremental_object_entry): Forward declaration.
3204 (Incremental_archive_entry): Forward declaration.
3205 (Incremental_inputs): Forward declaration.
3206 (Incremental_inputs_header_data): Remove.
3207 (Incremental_inputs_header): Remove.
3208 (Incremental_inputs_header_write): Remove.
3209 (Incremental_inputs_entry_data): Remove.
3210 (Incremental_inputs_entry): Remove.
3211 (Incremental_inputs_entry_write): Remove.
3212 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3213 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3214 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3215 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3217 (Incremental_input_entry): New class.
3218 (Incremental_script_entry): New class.
3219 (Incremental_object_entry): New class.
3220 (Incremental_archive_entry): New class.
3221 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3222 (Incremental_inputs::report_inputs): Remove.
3223 (Incremental_inputs::report_archive): Remove.
3224 (Incremental_inputs::report_archive_begin): New function.
3225 (Incremental_inputs::report_archive_end): New function.
3226 (Incremental_inputs::report_object): Change prototype.
3227 (Incremental_inputs::report_input_section): New function.
3228 (Incremental_inputs::report_script): Change prototype.
3229 (Incremental_inputs::get_reloc_count): New function.
3230 (Incremental_inputs::set_reloc_count): New function.
3231 (Incremental_inputs::create_data_sections): New function.
3232 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3233 (Incremental_inputs::inputs_section): New function.
3234 (Incremental_inputs::symtab_section): New function.
3235 (Incremental_inputs::relocs_section): New function.
3236 (Incremental_inputs::get_stringpool): Add const.
3237 (Incremental_inputs::command_line): Add const.
3238 (Incremental_inputs::inputs): Remove.
3239 (Incremental_inputs::command_line_key): New function.
3240 (Incremental_inputs::input_file_count): New function.
3241 (Incremental_inputs::input_files): New function.
3242 (Incremental_inputs::relocs_entsize): New function.
3243 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3244 (Incremental_inputs::finalize_inputs): Remove.
3245 (Incremental_inputs::Input_info): Remove.
3246 (Incremental_inputs::lock_): Remove.
3247 (Incremental_inputs::inputs_): Change type.
3248 (Incremental_inputs::inputs_map_): Remove.
3249 (Incremental_inputs::current_object_entry_): New data member.
3250 (Incremental_inputs::inputs_section_): New data member.
3251 (Incremental_inputs::symtab_section_): New data member.
3252 (Incremental_inputs::relocs_section_): New data member.
3253 (Incremental_inputs::reloc_count_): New data member.
3254 (Incremental_inputs_reader): New class.
3255 (Incremental_symtab_reader): New class.
3256 (Incremental_relocs_reader): New class.
3257 * layout.cc (Layout::finalize): Move finalization of incremental info
3258 and creation of incremental info sections to follow finalization of
3259 symbol table. Set offsets for postprocessing sections.
3260 (Layout::create_incremental_info_sections): Call
3261 Incremental_inputs::create_data_sections. Add incremental symtab
3262 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3263 sections to layout after input sections.
3264 * layout.h (struct Timespec): Forward declaration.
3265 (Layout::incremental_inputs): Add const.
3266 (Layout::create_incremental_info_sections): Add parameter.
3267 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3268 * object.cc: Include incremental.h.
3269 (Relobj::finalize_incremental_relocs): New function.
3270 (Sized_relobj::do_layout): Record input sections in incremental info.
3271 * object.h (Object::output_section): New function.
3272 (Object::output_section_offset): Moved from Relobj.
3273 (Object::get_incremental_reloc_base): New function.
3274 (Object::get_incremental_reloc_count): New function.
3275 (Object::do_output_section): New function.
3276 (Object::do_output_section_offset): Moved from Relobj.
3277 (Object::do_get_incremental_reloc_base): New function.
3278 (Object::do_get_incremental_reloc_count): New function.
3279 (Object::Object): Initialize new data members.
3280 (Relobj::output_section): Renamed do_output_section and moved to
3282 (Relobj::output_section_offset): Moved to Object.
3283 (Relobj::do_get_incremental_reloc_base): New function.
3284 (Relobj::do_get_incremental_reloc_count): New function.
3285 (Relobj::allocate_incremental_reloc_counts): New function.
3286 (Relobj::count_incremental_reloc): New function.
3287 (Relobj::finalize_incremental_relocs): New function.
3288 (Relobj::next_incremental_reloc_index): New function.
3289 (Relobj::reloc_counts_): New data member.
3290 (Relobj::reloc_bases_): New data member.
3291 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3292 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3293 (Sized_relobj::incremental_relocs_scan): New function.
3294 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3295 (Sized_relobj::incremental_relocs_write): New function.
3296 (Sized_relobj::incremental_relocs_write_reltype): New function.
3297 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3299 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3300 archives and object files elsewhere.
3301 (Add_symbols::run): Report object files here.
3302 (Finish_group::run): Report end of archive at end of group.
3303 * reloc.cc: Include layout.h, incremental.h.
3304 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3305 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3306 (Sized_relobj::incremental_relocs_scan): New function.
3307 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3308 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3309 (Sized_relobj::incremental_relocs_write): New function.
3310 (Sized_relobj::incremental_relocs_write_reltype): New function.
3311 * script.cc (read_input_script): Rewrite test for incremental link.
3312 Change call to Incremental_inputs::report_script.
3313 * symtab.h (Symbol_table::first_global_index): New function.
3314 (Symbol_table::output_count): New function.
3316 2010-08-12 Doug Kwan <dougkwan@google.com>
3318 * arm.cc (Target_arm::merge_object_attributes): Check command line
3319 options --no-wchar-size-warning and --no-enum-size-warning.
3320 * options.h (General_options): Add ld-compatible options
3321 --no-enum-size-warning and --no-wchar-size-warning.
3323 2010-08-04 Ian Lance Taylor <iant@google.com>
3325 * x86_64.cc (Target_x86_64::Scan::local): Use
3326 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3327 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3328 (Target_x86_64::Scan::global): Likewise.
3329 (Target_x86_64::Relocate::relocate): Likewise.
3330 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3333 2010-08-03 Cary Coutant <ccoutant@google.com>
3335 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3336 to reserve space in merged_strings vector. Keep total input size
3338 (Output_merge_string::do_print_merge_stats): Print total input size.
3339 * merge.h (Output_merge_string): Add input_size_ field.
3340 * stringpool.cc (Stringpool_template::string_length): Move
3341 implementations out of Stringpool_template class and place in
3343 * stringpool.h (string_length): Move out of Stringpool_template.
3345 2010-08-03 Ian Lance Taylor <iant@google.com>
3348 * layout.cc (relaxation_loop_body): If address of load segment is
3349 set, adjust address to include headers if possible.
3351 2010-08-03 Ian Lance Taylor <iant@google.com>
3353 * version.cc (version_string): Bump to 1.10.
3355 2010-08-03 Ian Lance Taylor <iant@google.com>
3358 * layout.h (enum Output_section_order): Define.
3359 (class Layout): Update declarations.
3360 * layout.cc (Layout::get_output_section): Add order parameter.
3361 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3362 is_first_non_relro parameters. Change all callers.
3363 (Layout::choose_output_section): Likewise.
3364 (Layout::add_output_section_data): Likewise.
3365 (Layout::make_output_section): Likewise. Set order.
3366 (Layout::default_section_order): New function.
3367 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3368 * output.cc (Output_section::Output_section): Initialize order_.
3369 Don't initialize deleted fields.
3370 (Output_segment::Output_segment): Don't initialize deleted
3372 (Output_segment::add_output_section_to_load): New function
3373 replacing add_output_section. Change all callers to call this or
3374 add_output_section_to_nonload.
3375 (Output_segment::add_output_section_to_nonload): New function.
3376 (Output_segment::remove_output_section): Rewrite.
3377 (Output_segment::add_initial_output_data): Likewise.
3378 (Output_segment::has_any_data_sections): Likewise.
3379 (Output_segment::is_first_section_relro): Likewise.
3380 (Output_segment::maximum_alignment): Likewise.
3381 (Output_segment::has_dynamic_reloc): New function replacing
3382 dynamic_reloc_count. Change all callers.
3383 (Output_segment::has_dynamic_reloc_list): New function replacing
3384 dynamic_reloc_count_list. Change all callers.
3385 (Output_segment::set_section_addresses): Rewrite.
3386 (Output_segment::set_offset): Rewrite.
3387 (Output_segment::find_first_and_last_list): Remove.
3388 (Output_segment::set_tls_offsets): Rewrite.
3389 (Output_segment::first_section_load_address): Likewise.
3390 (Output_segment::output_section_count): Likewise.
3391 (Output_segment::section_with_lowest_load_address): Likewise.
3392 (Output_segment::write_section_headers): Likewise.
3393 (Output_segment::print_sections_to_map): Likewise.
3394 * output.h (class Output_data): Remove dynamic_reloc_count_
3395 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3396 (Output_data::add_dynamic_reloc): Rewrite.
3397 (Output_data::has_dynamic_reloc): New function.
3398 (Output_data::dynamic_reloc_count): Remove.
3399 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3400 is_last_relro_, is_first_non_relro_, is_interp_,
3401 is_dynamic_linker_section_ fields. Add order and set_order
3402 functions. Remove is_relro_local, set_is_relro_local,
3403 is_last_relro, set_is_last_relro, is_first_non_relro,
3404 set_is_first_non_relro functions, is_interp, set_is_interp,
3405 is_dynamic_linker_section, and set_is_dynamic_linker_section
3407 (class Output_segment): Change Output_data_list from std::list to
3408 std:;vector. Add output_lists_ field. Remove output_data_ and
3409 output_bss_ fields. Update declarations.
3411 2010-08-02 Ian Lance Taylor <iant@google.com>
3413 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3414 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3415 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3417 2010-08-02 Ian Lance Taylor <iant@google.com>
3420 * script.cc (Script_options::Script_options): Initialize
3421 symbol_definitions_ and symbol_references_.
3422 (Script_options::add_symbol_assignment): Update
3423 symbol_definitions_ and symbol_references_.
3424 (Script_options::add_symbol_reference): New function.
3425 (script_symbol): New function.
3426 * script.h (class Script_options): Add symbol_definitions_ and
3427 symbol_references_ fields.
3428 (Script_options::referenced_const_iterator): New type.
3429 (Script_options::referenced_begin): New function.
3430 (Script_options::referenced_end): New function.
3431 (Script_options::is_referenced): New function.
3432 (Script_options::any_unreferenced): New function.
3433 * script-c.h (script_symbol): Declare.
3434 * yyscript.y (exp): Call script_symbol.
3435 * symtab.cc: Include "script.h".
3436 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3437 Change all callers. Check symbols referenced by scripts.
3438 (Symbol_table::add_undefined_symbols_from_command_line): Add
3439 layout parameter. Change all callers.
3440 (Symbol_table::do_add_undefined_symbols_from_command_line):
3441 Likewise. Break out loop body. Check symbols referenced by
3443 (Symbol_table::add_undefined_symbol_from_command_line): New
3444 function broken out of
3445 do_add_undefined_symbols_from_command_line.
3446 * symtab.h (class Symbol_table): Update declarations.
3447 * archive.cc: Include "layout.h".
3448 (Archive::should_include_member): Add layout parameter. Change
3449 all callers. Check for symbol mentioned in expression.
3450 * archive.h (class Archive): Update declaration.
3451 * object.cc (Sized_relobj::do_should_include_member): Add layout
3453 * object.h (Object::should_include_member): Add layout parameter.
3455 (Object::do_should_include_member): Add layout parameter.
3456 (class Sized_relobj): Update declaration.
3457 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3459 * dynobj.h (class Sized_dynobj): Update declaration.
3460 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3462 * plugin.h (class Sized_pluginobj): Update declaration.
3464 2010-08-02 Ian Lance Taylor <iant@google.com>
3467 * output.cc (Output_segment::set_offset): Search for the first and
3468 last sections rather than assuming that the list is in order.
3469 (Output_segment::find_first_and_last_list): New function.
3470 * output.h (class Output_segment): Update declarations.
3471 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3472 (relro_strip_test_SOURCES): New variable.
3473 (relro_strip_test_DEPENDENCIES): New variable.
3474 (relro_strip_test_LDFLAGS): New variable.
3475 (relro_strip_test_LDADD): New variable.
3476 (relro_strip_test.so): New target.
3478 2010-08-02 Ian Lance Taylor <iant@google.com>
3480 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3481 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3482 (Target_i386::got_tlsdesc_section): New function.
3483 (Target_i386::got_section): Create space for GOT entries for
3484 TLSDESC relocations.
3485 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3487 (Target_i386::Scan::global): Likewise.
3488 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3490 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3491 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3492 (Target_x86_64::got_tlsdesc_section): New function.
3493 (Target_x86_64::got_section): Create space for GOT entries for
3494 TLSDESC relocations.
3495 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3497 (Target_x86_64::Scan::global): Likewise.
3498 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3501 2010-08-02 Ian Lance Taylor <iant@google.com>
3503 * testsuite/final_layout.sh: Use dc to convert from hex to
3506 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3508 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3509 paramter to the call to gold::gc_process_relocs.
3510 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3511 paramter to the call to gold::gc_process_relocs.
3512 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3513 parameter to the call to gold::gc_process_relocs.
3514 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3515 template parameter to the call to gold::gc_process_relocs.
3516 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3517 paramter to the call to gold::gc_process_relocs.
3518 * gc.h (get_embedded_addend_size): New function.
3519 (gc_process_relocs): Save the size of the reloc for use by ICF.
3520 * icf.cc (get_section_contents): Get the addend from the text section
3521 for SHT_REL relocation sections.
3522 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3523 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3524 * int_encoding.h (read_from_pointer): New overloaded function.
3525 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3526 * testsuite/icf_sht_rel_addend_test.sh: New file.
3527 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3528 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3530 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3532 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3533 * Makefile.in: Regenerate.
3534 * testsuite/Makefile.in: Regenerate.
3536 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3538 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3539 * gold/testsuite/debug_msg.cc: Likewise.
3540 * gold/testsuite/odr_violation1.cc
3541 * gold/testsuite/odr_violation2.cc
3543 2010-07-21 Cary Coutant <ccoutant@google.com>
3545 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3546 string, and length fields.
3547 (Output_merge_string::Merged_strings_list): New type.
3548 (Output_merge_string::Merged_strings_lists): New typedef.
3549 (Output_merge_string): Replace merged_strings_ with
3550 merged_strings_lists_.
3551 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3552 Merged_strings_list per input object and section. Don't store pointer
3553 to the string. Don't store length with each merged string entry.
3554 (Output_merge_string::finalize_merged_data): Loop over list of merged
3555 strings lists. Recompute length of each merged string.
3557 2010-07-15 Cary Coutant <ccoutant@google.com>
3559 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3562 2010-07-14 Ian Lance Taylor <iant@google.com>
3564 * descriptors.cc (Descriptors::open): Report correct name in error
3567 2010-07-13 Doug Kwan <dougkwan@google.com>
3569 * arm.cc (Arm_input_section::Arm_input_section): For a
3570 SHT_ARM_EXIDX section, always keeps the input sections.
3571 (Arm_input_section::set_exidx_section_link): New method.
3572 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3573 has_errors_ to false.
3574 (Arm_exidx_input_section::has_errors,
3575 Arm_exidx_input_section::set_has_errors): New methods.
3576 (Arm_exidx_input_section::has_errors_): New data member.
3577 (Arm_relobj::get_exidx_shndx_list): New method.
3578 (Arm_output_section::append_text_sections_to_list): Do not skip
3579 section without SHF_EXECINSTR.
3580 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3582 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3583 section header. Make error messages more verbose. Check for
3584 a non-executable section linked to an EXIDX section.
3585 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3586 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3587 check that there is no deferred EXIDX section if we exit early.
3588 Instead of not making an EXIDX section in case of an error, make one
3589 and set the has_errors flag of it.
3590 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3591 in a relocatable link.
3592 (Target_arm::do_relax): Look for the EXIDX output section instead of
3593 assuming that it is called .ARM.exidx.
3594 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3595 section list. Do not check for SHF_EXECINSTR section flags but
3596 skip any input section with errors.
3597 * output.cc (Output_section::Output_section): Initialize
3598 always_keeps_input_sections_ to false.
3599 (Output_section::add_input_section): Check for
3600 always_keeps_input_sections_.
3601 * output.h (Output_section::always_keeps_input_sections,
3602 Output_section::set_always_keeps_input_sections): New methods.
3603 (Output_section::always_keeps_input_sections): New data member.
3605 2010-07-13 Rafael Espindola <espindola@google.com>
3607 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3608 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3610 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3611 Ian Lance Taylor <iant@google.com>
3613 * output.h (Output_section_lookup_maps::add_merge_section):
3614 Correct check of whether value was inserted.
3615 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3616 (Output_section_lookup_maps::add_relaxed_input_section):
3618 * arm.cc (Target_arm::got_section): Remove used local os.
3619 * i386.cc (Target_i386::got_section): Likewise.
3620 * x86_64.cc (Target_x86_64::got_section): Likewise.
3621 * sparc.cc (Target_sparc::got_section): Likewise.
3622 (Target_sparc::relocate): Remove unused local have_got_offset.
3623 * powerpc.cc (Target_powerpc::relocate): Likewise.
3625 2010-07-13 Ian Lance Taylor <iant@google.com>
3627 * compressed_output.cc (zlib_decompress): Fix signature in
3630 * archive.cc (Archive::include_member): Unlock an external member
3631 of a thin archive. Don't bother to delete an object we know is
3634 2010-07-12 Cary Coutant <ccoutant@google.com>
3636 * compressed_output.cc (zlib_decompress): New function.
3637 (get_uncompressed_size): New function.
3638 (decompress_input_section): New function.
3639 * compressed_output.h (get_uncompressed_size): New function.
3640 (decompress_input_section): New function.
3641 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3642 Handle compressed debug sections.
3643 * layout.cc (is_compressed_debug_section): New function.
3644 (Layout::output_section_name): Map compressed section names to
3646 * layout.h (is_compressed_debug_section): New function.
3647 (is_debug_info_section): Recognize compressed debug sections.
3648 * merge.cc: Include compressed_output.h.
3649 (Output_merge_data::do_add_input_section): Handle compressed
3651 (Output_merge_string::do_add_input_section): Handle compressed
3653 * object.cc: Include compressed_output.h.
3654 (Sized_relobj::Sized_relobj): Initialize new data members.
3655 (build_compressed_section_map): New function.
3656 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3657 * object.h (Object::section_is_compressed): New method.
3658 (Object::do_section_is_compressed): New method.
3659 (Sized_relobj::Compressed_section_map): New type.
3660 (Sized_relobj::do_section_is_compressed): New method.
3661 (Sized_relobj::compressed_sections_): New data member.
3662 * output.cc (Output_section::add_input_section): Handle compressed
3664 * reloc.cc: Include compressed_output.h.
3665 (Sized_relobj::write_sections): Handle compressed debug sections.
3667 2010-07-08 Cary Coutant <ccoutant@google.com>
3669 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3670 weak when resolving to a dynamic def.
3671 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3672 for weak undef/dynamic def cases. Adjust callers.
3673 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3674 undef_binding_weak_.
3675 (Symbol_table::sized_write_globals): Adjust symbol binding.
3676 (Symbol_table::sized_write_symbol): Add binding parameter.
3677 * symtab.h (Symbol::set_undef_binding): New method.
3678 (Symbol::is_undef_binding_weak): New method.
3679 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3680 (Symbol_table::should_override): Add new parameter.
3681 (Symbol_table::sized_write_symbol): Add new parameter.
3683 * testsuite/weak_undef_file1.cc: Add new test case.
3684 * testsuite/weak_undef_file2.cc: Fix header comment.
3685 * testsuite/weak_undef_test.cc: Add new test case.
3687 2010-06-29 Doug Kwan <dougkwan@google.com>
3689 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3690 Initialize USE_SYMBOL_.
3691 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3693 (Arm_reloc_property::uses_symbol_): New data member declaration.
3694 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3695 uses symbol value and symbol is undefined but not weakly undefined.
3697 2010-06-28 Rafael Espindola <espindola@google.com>
3699 * plugin.cc (Plugin::load): Use dlerror.
3701 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3703 * symtab.cc (detect_odr_violations): When reporting an ODR
3704 violation, report an object where the symbol is defined.
3706 2010-06-25 Doug Kwan <dougkwan@google.com>
3708 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3709 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3711 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3712 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3713 target hook to detect function points.
3714 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3715 * icf.h (Icf::check_section_for_function_pointers): Change type of
3716 parameter SECTION_NAME to const reference to std::string. Use
3717 target hook to determine if section may have unsafe pointers.
3718 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3721 2010-06-21 Rafael Espindola <espindola@google.com>
3723 * fileread.cc (Input_file::find_fie): New
3724 (Input_file::open): Use Input_file::find_fie.
3725 * fileread.h (Input_file::find_fie): New
3726 * plugin.cc (set_extra_library_path): New.
3727 (Plugin::load): Add set_extra_library_path to the transfer vector.
3728 (Plugin_manager::set_extra_library_path): New.
3729 (Plugin_manager::add_input_file): Use the extra search path if set.
3730 (set_extra_library_path(): New.
3731 * plugin.h (Plugin_manager): Add set_extra_library_path and
3734 2010-06-19 Cary Coutant <ccoutant@google.com>
3736 * layout.cc (gdb_sections): Add .debug_types.
3737 (lines_only_debug_sections): Likewise.
3739 2010-06-18 Rafael Espindola <espindola@google.com>
3741 * plugin.cc (add_input_file,add_input_library)
3742 (Plugin_manager::add_input_file): Make filename arguments const.
3743 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3746 2010-06-16 Doug Kwan <dougkwan@google.com>
3748 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3749 .ARM.attributes section if we have not merged any input
3750 attributes sections.
3752 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3754 * arm.cc: Allow combining objects with no EABI version
3757 2010-06-15 Rafael Espindola <espindola@google.com>
3759 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3761 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3763 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3764 (struct iovec): Correct !HAVE_READV definition.
3766 2010-06-10 Cary Coutant <ccoutant@google.com>
3768 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3769 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3771 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3774 * symtab.h (Symbol::is_placeholder): New member function.
3775 * target-reloc.h (relocate_section): Check for placeholder symbols.
3777 * testsuite/Makefile.am (plugin_test_8): New test.
3778 (plugin_test_9): New test.
3779 * testsuite/Makefile.in: Regenerate.
3781 2010-06-09 Nick Clifton <nickc@redhat.com>
3783 * yyscript.y (input_list_element): Allow strings prefixed with
3784 the '-' character. Treat these as libraries.
3785 * script.cc (script_add_library): New function. Adds a library
3786 specified by "-l<name>" found in an input script.
3787 * script-c.h: Add prototype for script_add_library.
3789 2010-06-07 Doug Kwan <dougkwan@google.com>
3791 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3792 Restrict stub-group size to be within long conditional branch
3793 range when working around cortex-A8 erratum.
3795 2010-06-07 Damien Diederen <dd@crosstwine.com>
3797 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3800 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3804 (Output_section::Input_section_sort_entry::compare_section_ordering):
3805 Change to return non-zero correctly.
3806 (Output_section::Input_section_sort_section_order_index_compare
3807 ::operator()): Change to fix ambiguity in comparisons.
3809 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3811 * gold.h (is_wildcard_string): New function.
3812 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3813 (Layout::layout_eh_frame): Ditto.
3814 (Layout::find_section_order_index): New method.
3815 (Layout::read_layout_from_file): New method.
3816 * layout.h (Layout::find_section_order_index): New method.
3817 (Layout::read_layout_from_file): New method.
3818 (Layout::input_section_position_): New private member.
3819 (Layout::input_section_glob_): New private member.
3820 * main.cc (main): Call read_layout_from_file here.
3821 * options.h (--section-ordering-file): New option.
3822 * output.cc (Output_section::input_section_order_specified_): New
3824 (Output_section::Output_section): Initialize new member.
3825 (Output_section::add_input_section): Add new parameter.
3826 Keep input sections when --section-ordering-file is used.
3827 (Output_section::set_final_data_size): Sort input sections when
3828 section ordering file is specified.
3829 (Output_section::Input_section_sort_entry): Add new parameter.
3831 (Output_section::Input_section_sort_entry::compare_section_ordering):
3833 (Output_section::Input_section_sort_compare::operator()): Change to
3834 consider section_order_index.
3835 (Output_section::Input_section_sort_init_fini_compare::operator()):
3836 Change to consider section_order_index.
3837 (Output_section::Input_section_sort_section_order_index_compare
3838 ::operator()): New method.
3839 (Output_section::sort_attached_input_sections): Change to sort
3840 according to section order when specified.
3841 (Output_section::add_input_section<32, true>): Add new parameter.
3842 (Output_section::add_input_section<64, true>): Add new parameter.
3843 (Output_section::add_input_section<32, false>): Add new parameter.
3844 (Output_section::add_input_section<64, false>): Add new parameter.
3845 * output.h (Output_section::add_input_section): Add new parameter.
3846 (Output_section::input_section_order_specified): New
3848 (Output_section::set_input_section_order_specified): New method.
3849 (Input_section::Input_section): Initialize section_order_index_.
3850 (Input_section::section_order_index): New method.
3851 (Input_section::set_section_order_index): New method.
3852 (Input_section::section_order_index_): New member.
3853 (Input_section::Input_section_sort_section_order_index_compare): New
3855 (Output_section::input_section_order_specified_): New member.
3856 * script-sections.cc (is_wildcard_string): Delete and move modified
3858 (Output_section_element_input::Output_section_element_input): Modify
3859 call to is_wildcard_string.
3860 (Output_section_element_input::Input_section_pattern
3861 ::Input_section_pattern): Ditto.
3862 (Output_section_element_input::Output_section_element_input): Ditto.
3863 * testsuite/Makefile.am (final_layout): New test case.
3864 * testsuite/Makefile.in: Regenerate.
3865 * testsuite/final_layout.cc: New file.
3866 * testsuite/final_layout.sh: New file.
3868 2010-06-01 Rafael Espindola <espindola@google.com>
3870 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3872 2010-06-01 Rafael Espindola <espindola@google.com>
3874 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3875 visibility of symbols.
3877 2010-05-27 Doug Kwan <dougkwan@google.com>
3879 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3880 from start of output section instead of address for a local symbol
3881 in a merged or relaxed section when doing a relocatable link.
3883 2010-05-26 Rafael Espindola <espindola@google.com>
3886 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3887 adding sections the garbage collector removed.
3888 * gold/testsuite/Makefile.am: Add test.
3889 * gold/testsuite/Makefile.in: Regenerate.
3890 * gold/testsuite/plugin_test_7.sh: New.
3891 * gold/testsuite/plugin_test_7_1.c: New.
3892 * gold/testsuite/plugin_test_7_2.c: New.
3894 2010-05-26 Rafael Espindola <espindola@google.com>
3896 * script-sections.cc (Output_section_definition::set_section_addresses):
3897 Check for --section-start.
3899 2010-05-26 Doug Kwan <dougkwan@google.com>
3901 * arm.cc (Arm_scan_relocatable_relocs): New class.
3902 (Target_arm::relocate_special_relocatable): New method.
3903 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3904 (Arm_relocate_functions::thumb_branch_common): Same.
3905 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
3906 instead of Default_scan_relocatable_relocs.
3907 * target-reloc.h (relocate_for_relocatable): Let target handle
3908 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
3909 * target.h (Sized_target::relocate_special_relocatable): New method.
3911 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3913 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
3915 2010-05-23 Doug Kwan <dougkwan@google.com>
3917 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
3919 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
3920 with a direct branch, not a conditional branch, to a stub.
3921 * merge.cc (Output_merge_base::record_input_section): New method
3923 (Output_merge_data::do_add_input_section): Record input section if
3924 keeps-input-sections flag is set.
3925 (Output_merge_string::do_add_input_section): Ditto.
3926 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
3927 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
3929 (Output_merge_base::keeps_input_sections,
3930 Output_merge_base::set_keeps_input_sections,
3931 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
3933 (Output_merge_base::Input_sections): New type declaration.
3934 (Output_merge_base::input_sections_begin,
3935 Output_merge_base::input_sections_end,
3936 Output_merge_base::do_set_keeps_input_sections): New method definitions.
3937 (Output_merge_base::bool keeps_input_sections_,
3938 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
3939 Output_merge_base::input_sections_): New data members.
3940 (Output_merge_data::do_set_keeps_input_sections): New method
3942 (Output_merge_string::do_set_keeps_input_sections): Ditto.
3943 * output.cc (Output_section::Input_section::relobj): Move method
3944 defintion from class declaration to here and handle merge sections.
3945 (Output_section::Input_section::shndx): Ditto.
3946 (Output_section::Output_section): Remove initializations of removed
3947 data members and initialize new data member LOOKUP_MAPS_.
3948 (Output_section::add_input_section): Set keeps-input-sections flag
3949 for a newly created merge output section as appropriate. Adjust code
3950 to use Output_section_lookup_maps class.
3951 (Output_section::add_relaxed_input_section): Adjst code for lookup
3952 maps code refactoring.
3953 (Output_section::add_merge_input_section): Add a new parameter
3954 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
3955 class. If adding input section to a newly created merge output
3956 section fails, remove the new merge section.
3957 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
3958 Adjust code for use of the Output_section_lookup_maps class.
3959 (Output_section::find_merge_section): Ditto.
3960 (Output_section::build_lookup_maps): New method defintion.
3961 (Output_section::find_relaxed_input_section): Adjust code to use
3962 Output_section_lookup_maps class.
3963 (Output_section::get_input_sections): Export merge sections. Adjust
3964 code to use Output_section_lookup_maps class.
3965 (Output_section:::add_script_input_section): Adjust code to use
3966 Output_section_lookup_maps class. Update lookup maps for merge
3968 (Output_section::discard_states): Use Output_section_lookup_maps.
3969 (Output_section::restore_states): Same.
3970 * output.h (Merge_section_properties): Move class defintion out of
3972 (Output_section_lookup_maps): New class.
3973 (Output_section::Input_section::is_merge_section): New method
3975 (Output_section::Input_section::relobj): Move defintion out of class
3976 defintion. Declare method only.
3977 (Output_section::Input_section::shndx): Ditto.
3978 (Output_section::Input_section::output_merge_base): New method defintion.
3979 (Output_section::Input_section::u2_.pomb): New union field.
3980 (Output_section::Merge_section_by_properties_map,
3981 Output_section::Output_section_data_by_input_section_map,
3982 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
3984 (Output_section::add_merge_input_section): Add new parameter
3985 KEEPS_INPUT_SECTIONS.
3986 (Output_section::build_lookup_maps): New method declaration.
3987 (Output_section::merge_section_map_,
3988 Output_section::merge_section_by_properties_map_,
3989 Output_section::relaxed_input_section_map_,
3990 Output_section::is_relaxed_input_section_map_valid_): Remove data
3992 (Output_section::lookup_maps_): New data member.
3994 2010-05-21 Doug Kwan <dougkwan@google.com>
3997 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
3998 avoid a compilation error.
4000 2010-05-19 Rafael Espindola <espindola@google.com>
4002 * script-sections.cc (Output_section_definition::allocate_to_segment):
4003 Update the phdrs_list even when the output section is NULL.
4004 * testsuite/Makefile.am: Add test.
4005 * testsuite/Makefile.in: Regenerate.
4006 * testsuite/script_test_9.cc: New.
4007 * testsuite/script_test_9.sh: New.
4008 * testsuite/script_test_9.t: New.
4010 2010-05-19 Doug Kwan <dougkwan@google.com>
4012 * arm.cc (Arm_input_section::original_size): New method.
4013 (Arm_input_section::do_addralign): Add a cast.
4014 (Arm_input_section::do_output_offset): Remove static cast.
4015 (Arm_input_section::original_addralign,
4016 Arm_input_section::original_size_): Change type to uint32_t.
4017 (Arm_input_section::init): Add safe casts for section alignment
4019 (Arm_input_section::set_final_data_size): Do not set address and
4020 offset of stub table.
4021 (Arm_output_section::fix_exidx_coverage): Change use of of
4022 Output_section::Simple_input_section to that of
4023 Output_section::Input_section.
4024 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4025 except for the first pass.
4026 * output.cc (Output_section::get_input_sections): Change type of
4027 input_sections to std::list<Input_section>.
4028 (Output_section::add_script_input_section): Rename from
4029 Output_section::add_simple_input_section. Change type of SIS
4030 parameter from Simple_input_section to Input_section.
4031 * output.h (Output_section::Simple_input_section): Remove class.
4032 (Output_section::Input_section): Change class visibility to public.
4033 (Output_section::Input_section::addralign): Use stored alignments
4034 for special input sections if set.
4035 (Output_section::Input_section::set_addralign): New method.
4036 (Output_section::get_input_sections): Change parameter type from
4037 list of Simple_input_section to list of Input_section.
4038 (Output_section::add_script_input_section): Rename from
4039 Output_section::add_simple_input_section. Change first parameter's
4040 type from Simple_input_section to Input_section and remove the
4041 second and third parameters.
4042 * script-sections.cc (Input_section::Input_section_list): Change
4043 type to list of Output_section::Input_section/
4044 (Input_section_info::Input_section_info): Change parameter type of
4045 INPUT_SECTION to Output_section::Input_section.
4046 (Input_section_info::input_section): Change return type.
4047 (Input_section_info::input_section_): Change type to
4048 Output_section::Input_section.
4049 (Output_section_element_input::set_section_addresses): Adjust code
4050 to use Output_section::Input_section instead of
4051 Output_section::Simple_input_section. Adjust code for renaming
4052 of Output_section::add_simple_input_section.
4053 (Orphan_output_section::set_section_addresses): Ditto.
4055 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4057 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4058 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4060 2010-05-18 Rafael Espindola <espindola@google.com>
4062 * options.cc (General_options::finalize): Handle -nostdlib.
4063 * options.h (nostdlib): New option.
4064 * script.cc (script_add_search_dir): Handle -nostdlib.
4066 2010-05-12 Doug Kwan <dougkwan@google.com>
4068 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4069 attributes section only if there no attributes section after merging.
4070 (Target_arm::merge_object_attributes): Move value of
4071 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4072 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4073 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4074 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4075 and arm_attr_merge_7.stdout.
4076 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4077 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4078 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4079 arm_attr_merge_7b.o): New rules.
4080 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4082 * testsuite/Makefile.in: Regenerate.
4083 * testsuite/arm_attr_merge.sh: New file.
4084 * testsuite/arm_attr_merge_[67][ab].s: Same.
4086 2010-05-05 Nick Clifton <nickc@redhat.com>
4088 * po/es.po: Updated Spanish translation.
4090 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4092 * Makefile.am (install-exec-local): Properly install gold as
4093 default cross linker.
4094 * Makefile.in: Regenerated.
4096 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4097 Nick Clifton <nickc@redhat.com>
4099 * configure.ac (install_as_default): Define and set to false
4100 unless --enable-gold or --enable-gold=both/gold has been
4102 * configure: Regenerate.
4104 * Makefile.am (install-exec-local): Install the executable as
4105 'ld.gold'. If install_as_default is true then also install it as
4107 * Makefile.in: Regenerated.
4109 2010-04-24 Ian Lance Taylor <iant@google.com>
4111 * layout.cc (Layout::layout_reloc): In relocatable link don't
4112 combine reloc sections for grouped sections.
4114 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4116 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4117 sections that are not ordinary to icf.
4118 * icf.cc (get_section_contents): Handle relocation pointing to section
4119 with no object or shndx information.
4120 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4121 * testsuite/Makefile.in: Regenerate.
4122 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4123 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4125 2010-04-22 Ian Lance Taylor <iant@google.com>
4127 * expression.cc (Expression::Expression_eval_info): Add
4128 result_alignment_pointer field.
4129 (Expression::eval_with_dot): Add result_alignment_pointer
4130 parameter. Change all callers.
4131 (Expression::eval_maybe_dot): Likewise.
4132 (class Binary_expression): Add alignment_pointer parameter to
4133 left_value and right_value. Change all callers.
4134 (BINARY_EXPRESSION): Set result alignment.
4135 (class Trinary_expression): Add alignment_pointer parameter to
4136 arg2_value and arg3_value. Change all callers.
4137 (Trinary_cond::value): Set result alignment.
4138 (Max_expression::value, Min_expression::value): Likewise.
4139 (Align_expression::value): Likewise.
4140 * script-sections.cc (class Sections_element): Add dot_alignment
4141 parameter to set_section_addresses virtual function. Update
4143 (class Output_section_element): Likewise.
4144 (Script_sections::create_segments): Add dot_alignment parameter.
4146 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4147 (Script_sections::set_phdrs_clause_addresses): Likewise.
4148 * script-sections.h: Update declarations.
4149 * script.h: Update declarations.
4150 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4152 * testsuite/script_test_3.t: Set large alignment.
4153 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4154 segment has expected alignment.
4156 2010-04-22 Nick Clifton <nickc@redhat.com>
4158 * po/gold.pot: Updated by the Translation project.
4159 * po/vi.po: Updated Vietnamese translation.
4161 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4163 * testsuite/Makefile.am (check_PROGRAMS): Add
4164 icf_virtual_function_folding_test.
4165 * testsuite/Makefile.in: Regenerated.
4167 2010-04-15 Andrew Haley <aph@redhat.com>
4169 * options.h (merge_exidx_entries): New option.
4170 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4171 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4172 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4173 (Target_arm::merge_exidx_entries): New function.
4174 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4175 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4176 to Arm_exidx_fixup constructor.
4177 Add new arg, merge_exidx_entries.
4178 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4179 Arm_output_section::fix_exidx_coverage.
4181 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4183 * icf.cc (get_section_contents): Check for preemptible functions.
4184 Ignore addend when appropriate.
4185 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4187 (add_from_relobj): Check for section folded.
4188 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4189 * symtab.h (should_add_dynsym_entry): Add new parameter.
4190 * target-reloc.h (scan_relocs): Check for section folded.
4191 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4192 Check reloc types for function pointers in shared objects.
4193 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4195 (icf_preemptible_functions_test): New test case.
4196 (icf_string_merge_test): New test case.
4197 * testsuite.Makefile.in: Regenerate.
4198 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4199 bar_glob. Refactor code.
4200 * testsuite/icf_preemptible_functions_test.cc: New file.
4201 * testsuite/icf_preemptible_functions_test.sh: New file.
4202 * testsuite/icf_string_merge_test.cc: New file.
4203 * testsuite/icf_string_merge_test.sh: New file.
4204 * testsuite/icf_virtual_function_folding_test.cc: New file.
4205 * testsuite/icf_virtual_function_folding_test.sh: New file.
4207 2010-04-14 Doug Kwan <dougkwan@google.com>
4209 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4210 for local symbol recounting if we remove a section due to ICF.
4211 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4212 there are no regular objects in input.
4214 2010-04-13 Doug Kwan <dougkwan@google.com>
4216 * arm.cc (Arm_input_section::set_final_data_size): Compute
4217 accurate final data size instead of using current data size.
4219 2010-04-09 Doug Kwan <dougkwan@google.com>
4221 * layout.cc (Layout::choose_output_section): Handle script section
4223 (Layout::make_output_section_for_script): Add section type parameter.
4224 Handle script section types.
4225 * layout.h (Layout::make_output_section_for_script): Add section
4227 * output.cc (Output_section::Output_section): Initialize data member
4229 (Output_section::do_reset_address_and_file_offset): Do not set address
4230 to 0 if section is a NOLOAD section.
4231 * output.h (Output_section::is_noload): New method.
4232 (Output_section::set_is_noload): Ditto.
4233 (Output_section::is_noload_): New data member.
4234 * script-c.h (Script_section_type): New enum type.
4235 (struct Parser_output_section_header): Add new file section_type.
4236 * script-sections.cc (Sections_element::output_section_name): Add
4237 parameter for returning script section type.
4238 (Output_section_definition::output_section_name): Ditto.
4239 (Output_section_definition::section_type)P; New method.
4240 (Output_section_definiton::script_section_type_name): Ditto.
4241 (Output_section_definition::script_section_type_): New data member.
4242 (Output_section_definition::Output_section_definition): Initialize
4243 data member Output_section_definition::script_section_type_.
4244 (Output_section_definition::create_sections): Pass script section type
4245 to Layout::make_output_section_for_script.
4246 (Output_section_definition::output_section_name): Return script
4247 section type to caller.
4248 (Output_section_definition::set_section_address): Do not advance
4249 dot value and load address if section type is NOLOAD. Set address
4250 of NOLOAD sections regardless of section flags.
4251 (Output_section_definition::print): Print section type if it is
4252 not SCRIPT_SECTION_TYPE_NONE.
4253 (Output_section_definition::section_type): New method.
4254 (Output_section_definition::script_section_type_name): Ditto.
4255 (Script_sections::output_section_name): Add new parameter
4256 PSECTION_TYPE for returning script section type. Pass it to
4257 section elements. Handle discard sections.
4258 (Sort_output_sections::operator()): Handle NOLOAD sections.
4259 * script-sections.h (Script_sections::Section_type): New enum type.
4260 (Script_sections::output_section_name): Add a new parameter for
4261 returning script section type.
4262 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4264 * yyscript.y (union): Add new field SECTION_TYPE.
4265 (COPY, DSECT, INFO, NOLOAD): New tokens.
4266 (opt_address_and_section_type): Change type to output_section_header.
4267 (section_type): New non-terminal
4268 (section_header): Handle section type.
4269 (opt_address_and_section_type): Return section type value.
4271 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4273 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4274 * testsuite/plugin_common_test_2.c (foo): Likewise.
4276 2010-04-08 Doug Kwan <dougkwan@google.com>
4278 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4280 * output.cc (Output_section::add_merge_input_section): Simplify
4281 code and return status of Output_merge_base::add_input_section.
4282 Update merge section map only if Output_merge_base::add_input_section
4285 2010-04-07 Doug Kwan <dougkwan@google.com>
4287 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4288 if section is marked as containing instructions but has no mapping
4290 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4291 correct section index.
4292 (Arm_relobj::find_linked_text_section): Ditto.
4294 2010-04-07 Cary Coutant <ccoutant@google.com>
4296 * archive.cc (include_member): Destroy Read_symbols_data object before
4298 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4299 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4300 (Read_symbols_data::~Read_symbols_data) New destructor.
4301 (Section_relocs::Section_relocs) New constructor.
4302 (Section_relocs::~Section_relocs) New destructor.
4303 (Read_relocs_data::Read_relocs_data) New constructor.
4304 (Read_relocs_data::~Read_relocs_data) New destructor.
4305 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4306 pointers to NULL after deleting.
4308 2010-04-07 Doug Kwan <dougkwan@google.com>
4310 * arm.cc: Replace "endianity" with "endianness" in comments.
4311 (Arm_exidx_cantunwind): Ditto.
4312 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4313 (Arm_relobj::merge_flags_and_attributes): New method.
4314 (Arm_relobj::merge_flags_and_attributes_): New data member.
4315 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4316 (Arm_relobj::scan_sections_for_stubs): Ditto.
4317 (Arm_relobj::do_read_symbols): Check to see if we really want to
4318 merge processor-specific flags and attributes. Exit early if
4319 an object is empty except for section names and the undefined symbol.
4320 (Target_arm::do_finalize_sections): Move check for ELF format to
4321 Arm_relobj::do_read_symbols. Merge processor specific flags and
4322 attributes from a regular object only when we have determined that
4323 it is aapropriate. Do not create an .ARM.attributes section in
4324 output if there is no regular input object.
4325 (Target_arm::merge_processor_specific_flags): Check
4326 --warn-mismatch before printing any error.
4327 (Target_arm::merge_object_attributes): Ditto.
4328 * gold.cc (queue_middle_tasks): Handle the case in which there is
4329 no regular object in input.
4330 * options.cc (General_options::parse_EB): New method.
4331 (General_options::parse_EL): Same.
4332 (General_options::General_options): Initialize endianness_.
4333 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4335 (General_options::Endianness): New enum.
4336 (General_options::endianness): New method.
4337 (General_options::endianness_): New data member.
4338 * parameters.cc (Parameters::set_options): Check target endianness.
4339 (Parameters::set_target_once): Ditto.
4340 (Parameters::check_target_endianness): New method.
4341 (parameters_force_valid_target): If either -EL or -EB is specified,
4342 use it to define endianness of default target.
4343 * parameters.h (Parameters::check_target_endianness): New method
4345 * target.h (class Target): Change "endianity" to "endianness"
4348 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4350 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4351 * configure: Regenerate.
4352 * Makefile.in: Regenerate.
4353 * testsuite/Makefile.in: Regenerate.
4355 2010-04-06 Cary Coutant <ccoutant@google.com>
4358 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4359 prevailing definitions of common symbols.
4360 * testsuite/plugin_test_6.sh: New test case.
4361 * testsuite/plugin_common_test_1.c: New test case.
4362 * testsuite/plugin_common_test_2.c: New test case.
4363 * testsuite/Makefile.am (plugin_test_6): New test case.
4364 * testsuite/Makefile.in: Regenerate.
4366 2010-04-06 Nick Clifton <nickc@redhat.com>
4368 * po/vi.po: New Vietnamese translation.
4370 2010-03-30 Doug Kwan <dougkwan@google.com>
4372 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4374 2010-03-25 Doug Kwan <dougkwan@google.com>
4376 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4377 to avoid a conversion warning on a 32-bit host.
4379 2010-03-24 Ian Lance Taylor <iant@google.com>
4381 * testsuite/script_test_3.t: Add a TLS segment.
4382 * testsuite/Makefile.am (check_PROGRAMS): Add
4383 tls_phdrs_script_test.
4384 (tls_phdrs_script_test_SOURCES): Define.
4385 (tls_phdrs_script_test_DEPENDENCIES): Define.
4386 (tls_phdrs_script_test_LDFLAGS): Define.
4387 (tls_phdrs_script_test_LDADD): Define.
4388 * testsuite/Makefile.in: Rebuild.
4390 2010-03-23 Cary Coutant <ccoutant@google.com>
4392 * fileread.cc (find_or_make_view): Fix comment.
4394 2010-03-23 Ian Lance Taylor <iant@google.com>
4396 * script-sections.cc (class Orphan_section_placement): Define
4397 PLACE_TLS and PLACE_TLS_BSS.
4398 (Orphan_section_placement::Orphan_section_placement): Initialize
4400 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4401 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4402 (tls_script_test_SOURCES): Define.
4403 (tls_script_test_DEPENDENCIES): Define.
4404 (tls_script_test_LDFLAGS): Define.
4405 (tls_script_test_LDADD): Define.
4406 * testsuite/Makefile.in: Rebuild.
4408 2010-03-22 Doug Kwan <dougkwan@google.com>
4410 * arm.cc (Arm_relocate_functions::abs8,
4411 Arm_relocate_functions::abs16): Use correct check for overflow
4412 specified in the ARM ELF specs.
4413 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4414 target of a BLX instruction specially.
4415 (Reloc_stub::stub_type_for_reloc): Ditto.
4416 (Relocate::relocate): Use symbolic names instead of numeric relocation
4417 codes to report error.
4418 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4420 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4421 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4422 thumb2_blx_out_of_range.stdout
4423 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4424 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4425 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4426 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4427 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4428 thumb2_blx_in_range, thumb2_blx_in_range.o,
4429 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4430 thumb2_blx_out_of_range.o): New rules.
4431 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4432 thumb2_blx_in_range and thumb2_blx_out_of_range.
4433 * testsuite/Makefile.in: Regenerate.
4434 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4435 * testsuite/thumb_blx_in_range.s: New file.
4436 * testsuite/thumb_blx_out_of_range.s: New file.
4438 2010-03-22 Rafael Espindola <espindola@google.com>
4440 * archive.cc (Should_include): Move to archive.h.
4441 (should_include_member): Make it a member of Archive.
4443 (Add_lib_group_symbols): New.
4444 * archive.h: Include options.h.
4445 (Archive_member): Moved from Archive.
4446 (Should_include): Moved from archive.cc.
4448 (Add_lib_group_symbols): New.
4449 * dynobj.cc (do_should_include_member): New.
4450 * dynobj.h (do_should_include_member): New.
4451 * gold.cc (queue_initial_tasks): Update call to queue.
4452 * main.cc (main): Print lib group stats.
4453 * object.cc (do_should_include_member): New.
4454 * object.h: Include archive.h.
4455 (Object::should_include_member): New.
4456 (Object::do_should_include_member): New.
4457 (Sized_relobj::do_should_include_member): New.
4458 * options.cc (General_options::parse_start_lib): New.
4459 (General_options::parse_end_lib): New.
4460 (Input_arguments::add_file): Handle lib groups.
4461 (Input_arguments::start_group): Check we are not in a lib.
4462 (Input_arguments::start_lib): New.
4463 (Input_arguments::end_lib): New.
4464 * options.h (General_options): Add start_lib and end_lib.
4465 (Input_argument::lib_): New.
4466 (Input_argument::lib): New.
4467 (Input_argument::is_lib): New.
4468 (Input_file_lib): New.
4469 (Input_arguments::in_lib_): New.
4470 (Input_arguments::in_lib): New.
4471 (Input_arguments::start_lib): New.
4472 (Input_arguments::end_lib_): New.
4473 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4474 in unused members as preempted.
4475 (Sized_pluginobj::do_should_include_member): New.
4476 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4477 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4479 (Read_symbols::do_whole_lib_group): New.
4480 (Read_symbols::do_lib_group): New.
4481 (Read_symbols::do_read_symbols): Handle lib groups.
4482 (Read_symbols::get_name): Handle lib groups.
4483 * readsyms.h (Read_symbols): Add an archive member pointer.
4484 (Read_symbols::do_whole_lib_group): New.
4485 (Read_symbols::do_lib_group): New.
4486 (Read_symbols::member_): New.
4487 * script.cc (read_input_script): Update call to queue_soon.
4489 2010-03-19 Doug Kwan <dougkwan@google.com>
4491 * arm.cc (Stub_table::Stub_table): Initialize new data members
4492 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4493 (Stub_table::add_reloc_stub): Assign stub offset and update
4494 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4495 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4497 (Stub_table::update_data_size_and_addralign): Use
4498 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4499 instead of going over all reloc stubs.
4500 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4501 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4502 Stringpool_template::offset_ to size of Stringpool_char.
4503 (Stringpool_template::new_key_offset): Remove code to initialize
4504 Stringpool_template::offset_.
4505 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4506 Stringpool_template::offset_ to zero.
4508 2010-03-15 Doug Kwan <dougkwan@google.com>
4510 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4512 (Stringpool_template::new_key_offset): New method.
4513 (Stringpool_template::add_string): Assign offsets when adding new
4515 (Stringpool_template::set_string_offsets): Do not set string offsets
4516 when not optimizing.
4517 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4519 (Chunked_vector::clear): Clear size_.
4520 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4521 (Chunked_vector::size): Return size_.
4522 (Chunked_vector::push_back): Use size_ to find insert position.
4523 (Chunked_vector::size_): New data member.
4524 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4525 (Stringpool_template::new_key_offset): New method declaration.
4526 (Stringpool_template::offset_): New data member.
4528 2010-03-15 Rafael Espindola <espindola@google.com>
4530 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4531 Add_symbols' constructor.
4532 * readsyms.h (Add_symbols): Remove the input_group member.
4534 2010-03-10 Ian Lance Taylor <iant@google.com>
4536 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4537 target to ask whether a reference to a symbol requires a stack
4539 * target.h (Target::is_call_to_non_split): New function.
4540 (Target::do_is_call_to_non_split): Declare virtual function.
4541 * target.cc: Include "symtab.h".
4542 (Target::do_is_call_to_non_split): New function.
4543 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4545 2010-03-10 Cary Coutant <ccoutant@google.com>
4547 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4548 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4549 (File_read::open[2]): Add whole_file_view_ to list of views.
4550 (File_read::make_view): Remove test of whole_file_view_.
4551 (File_read::find_or_make_view): Create whole_file_view_ if
4553 (File_read::clear_views): Replace bool parameter with enum;
4554 adjust all callers. Don't delete views with permanent data;
4555 do delete cached views and views from archives if
4556 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4557 if clearing the corresponding view.
4558 * fileread.h (File_read::Clear_views_mode): New enum.
4559 (File_read::View::is_permanent_view): New method.
4560 (File_read::clear_views): Replace bool parameter
4561 with enum; adjust all callers.
4562 * options.h (General_options): Change keep_files_mapped option;
4563 add map_whole_files.
4564 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4566 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4569 2010-03-10 David S. Miller <davem@davemloft.net>
4571 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4573 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4575 * icf.cc (get_section_contents): Add '@' marker after processing the
4578 2010-03-08 Doug Kwan <dougkwan@google.com>
4580 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4581 due to a conversion warning.
4582 (Arm_relobj::update_output_local_symbol_count): Check for local
4583 symbol with unset output index.
4585 2010-03-05 Ian Lance Taylor <iant@google.com>
4587 * options.h (class General_options): Add --spare-dynamic-tags.
4588 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4589 --spare-dynamic-tags.
4591 2010-03-05 Ian Lance Taylor <iant@google.com>
4593 * incremental.cc: Include "libiberty.h".
4595 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4597 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4598 function, is_info_ member.
4599 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4600 (Versions::Versions): Update caller.
4601 (Versions::define_base_version): Likewise.
4602 (Versions::add_def): Likewise.
4604 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4606 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4607 (Scan::possible_function_pointer_reloc): New function.
4608 (Scan::local_reloc_may_be_function_pointer): Change to call
4609 possible_function_pointer_reloc.
4610 (Scan::global_reloc_may_be_function_pointer): Ditto.
4611 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4612 relocations in ".data.rel.ro._ZTV" section.
4613 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4614 * testsuite/icf_safe_so_test.cc: Ditto.
4615 * testsuite/icf_safe_test.cc: Ditto.
4616 * testsuite/icf_safe_test.sh: Ditto.
4618 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4619 Ian Lance Taylor <iant@google.com>
4621 * target-reloc.h (relocate_section): Check the symbol table index
4622 for -1U before setting the local symbol index.
4623 (scan_relocatable_relocs): If copying the relocation, record that
4624 the local symbol is required.
4625 * object.h (Symbol_value::is_output_symtab_index_set): New
4627 (Symbol_value::may_be_discarded_from_output_symtab): New
4629 (Symbol_value::has_output_symtab_entry): New function.
4630 (Symbol_value::needs_output_symtab_entry): Remove.
4631 (Symbol_value::output_symtab_index): Make sure the symbol index is
4633 (Symbol_value::set_output_symtab_index): Make sure the symbol
4634 index is not set. Make sure the new index is valid.
4635 (Symbol_value::set_must_have_output_symtab_entry): New function.
4636 (Symbol_value::has_output_dynsym_entry): New function.
4637 (Symbol_value::set_output_dynsym_index): Make sure the new index
4639 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4640 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4641 local symbol if permitted.
4642 (Sized_relobj::do_finalize_local_symbols): Call
4643 is_output_symtab_index_set rather than needs_output_symtab_entry.
4644 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4645 rather than needs_output_symtab_entry. Call
4646 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4647 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4648 is_output_symtab_index_set rather than needs_output_symtab_entry.
4649 * testsuite/discard_locals_relocatable_test.c: New file.
4650 * testsuite/discard_locals_test.sh: Test -r.
4651 * testsuite/Makefile.am (check_DATA): Add
4652 discard_locals_relocatable_test1.syms,
4653 discard_local_relocatable_test2.syms.
4654 (MOSTLYCLEANFILES): Likewise. Also add
4655 discard_locals_relocatable_test1.lout and
4656 discard_locals_relocatable_test2.out.
4657 (discard_locals_relocatable_test1.syms): New target.
4658 (discard_locals_relocatable_test.o): New target.
4659 (discard_locals_relocatable_test1.out): New target.
4660 (discard_locals_relocatable_test2.syms): New target.
4661 (discard_locals_relocatable_test2.out): New target.
4662 (various): Add missing ../ld-new dependencies.
4663 * testsuite/Makefile.in: Rebuild.
4665 2010-03-03 Nick Clifton <nickc@redhat.com>
4667 * po/fi.po: New Finnish translation.
4669 2010-03-01 Doug Kwan <dougkwan@google.com>
4671 * layout.cc (Layout::Layout): Force section types of .init_array*,
4672 .preinit_array* and .fini_array* sections.
4673 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4674 Fix check of return value of std::string::find.().
4675 (Output_section::Input_section_sort_compare::operator()): Remove
4676 comment about .init_array.
4677 (Output_section::Input_section_sort_init_fini_compare::operator()):
4679 (Output_section::sort_attached_input_sections): Handle .init_array
4680 and .fini_array specially.
4681 * output.h (Output_section::Inut_section_sort_compare): Update
4683 (Output_section::Input_section_sort_init_fini_compare): New struct.
4685 2010-02-26 Doug Kwan <dougkwan@google.com>
4687 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4688 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4689 * testsuite/debug_msg.sh: Avoid matching source line number for
4690 use of global variable undef_int.
4692 2010-02-26 Doug Kwan <dougkwan@google.com>
4694 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4695 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4696 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4697 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4698 * options.cc (General_options::General_options): Initialize member
4700 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4701 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4702 and rm_no_fix_v4bx.stdout
4703 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4704 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4705 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4706 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4707 and arm_no_fix_v4bx.
4708 * Makefile.in: Regenerate.
4709 * testsuite/arm_fix_v4bx.s: New file.
4710 * testsuite/arm_fix_v4bx.sh: Ditto.
4712 2010-02-24 Doug Kwan <dougkwan@google.com>
4714 * arm.cc (Target_arm::got_section): Make the .got section the first
4715 non RELRO section in the data segment.
4716 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4717 suffixes of section names.
4719 2010-02-24 Doug Kwan <dougkwan@google.com>
4721 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4722 flags and attributes merging if an input file is a binary file.
4723 * fileread.cc (Input_file::open): Record format of original file.
4724 * fileread.h (Input_file::Format): New enum type.
4725 (Input_file::Input_file): Initialize data member format_.
4726 (Input_file::format): New method definition.
4727 (Input_file::format_):: New data member.
4729 2010-02-24 Doug Kwan <dougkwan@google.com>
4731 * arm.cc (Arm_output_data_got): New class.
4732 (ARM_TCB_SIZE): New constant
4733 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4734 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4735 If user uses a script with a SECTIONS clause, issue only a warning
4736 for a misplaced EXIDX input section. Otherwise, issue an error.
4737 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4739 (Target_arm::got_mode_index_entry): Handle static linking.
4740 (Target_arm::Scan::local): Ditto.
4741 (Target_arm::Scan::global): Ditto.
4742 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4743 all incorrectly implemented relocations.
4744 (Target_arm::fix_exidx_coverage): Pass layout to
4745 Arm_output_section::fix_exidx_coverage.
4746 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4747 from ".ARM.exidx." and ".ARM.extab.".
4749 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4751 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4752 section if it does not already exist.
4753 * attributes.cc (Attributes_section_data::Attributes_section_data):
4754 Don't crash if size is zero.
4756 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4757 Ian Lance Taylor <iant@google.com>
4759 * gold.cc (queue_middle_tasks): If no input files were opened,
4761 * workqueue.h (Task_function::Task_function): Assert that there is
4764 2010-02-22 Doug Kwan <dougkwan@google.com>
4766 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4767 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4768 types to avoid warnings due to different uint64_t implementations
4771 2010-02-21 Doug Kwan <dougkwan@google.com>
4773 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4774 handling of the maximum backward branch offset.
4775 (Arm_relocate_functions::thumb_branch_common): Ditto.
4776 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4777 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4778 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4779 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4780 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4781 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4782 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4783 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4784 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4785 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4786 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4787 thumb2_bl_out_of_range.o): New rules.
4788 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4789 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4790 thumb2_bl_out_of_range
4791 * testsuite/Makefile.in: Regenerate.
4792 * testsuite/arm_bl_in_range.s: New file.
4793 * testsuite/arm_bl_out_of_range.s: Ditto.
4794 * testsuite/arm_branch_in_range.sh: Ditto.
4795 * testsuite/arm_branch_range.t: Ditto.
4796 * testsuite/thumb2_branch_range.t: Ditto.
4797 * testsuite/thumb_bl_in_range.s: Ditto.
4798 * testsuite/thumb_bl_out_of_range.s: Ditto.
4799 * testsuite/thumb_branch_range.t: Ditto.
4801 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4803 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4804 Add reloc offset information.
4805 * icf.cc (get_section_contents): Change iterators to point to the new
4806 vectors. Add reloc offset information to the contents.
4807 * icf.h (Icf::Sections_reachable_info): New typedef.
4808 (Icf::Sections_reachable_list): New typedef.
4809 (Icf::Offset_info): New typedef.
4810 (Icf::Reloc_info): New struct typedef.
4811 (Icf::Reloc_info_list): New typedef.
4812 (Icf::symbol_reloc_list): Delete method.
4813 (Icf::addend_reloc_list): Delete method.
4814 (Icf::section_reloc_list): Delete method.
4815 (Icf::reloc_info_list): New method.
4816 (Icf::reloc_info_list_): New member.
4818 2010-02-19 Doug Kwan <dougkwan@google.com>
4820 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4821 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4822 * arm.cc (Arm_relocation_functions): New forward declaration.
4823 (Target_arm::Target_arm): Initialize new data members
4824 got_mod_index_offset_ and tls_base_symbol_defined_.
4825 (Target_arm::Relocate::relocate_tls): New method.
4826 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4827 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4829 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4830 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4831 (Target_arm::got_mod_index_offset_,
4832 Target_arm::tls_base_symbol_defined_): New data members.
4833 (Target_arm::Scan::local, Target::Scan::global,
4834 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4837 2010-02-18 Doug Kwan <dougkwan@google.com>
4839 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4840 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4841 text section as a parameter becuase some broken tools may not set
4842 the link in section header.
4843 (Target_arm::has_got_section): New method.
4844 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4845 without any mapping symbol as data only. Remove warning.
4846 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4847 link in its section header, try to discover the link by inspecting the
4848 REL31 relocation at the beginning of the section.
4849 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4851 (Target_arm::Scan::global): Treat any reference to the symbol
4852 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4854 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4856 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4857 (Scan::global_reloc_may_be_function_pointer): New function.
4858 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4859 (Scan::global_reloc_may_be_function_pointer): New function.
4860 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4861 (Scan::global_reloc_may_be_function_pointer): New function.
4862 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4863 (Scan::global_reloc_may_be_function_pointer): New function.
4864 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4865 (Scan::global_reloc_may_be_function_pointer): New function.
4866 (Scan::possible_function_pointer_reloc): New function.
4867 (Target_x86_64::can_check_for_function_pointers): New function.
4868 * gc.h (gc_process_relocs): Scan relocation types to determine if
4869 function pointers were taken for targets that support it.
4870 * icf.cc (Icf::find_identical_sections): Include functions for
4871 folding in safe ICF whose pointer is not taken.
4872 * icf.h (Secn_fptr_taken_set): New typedef.
4873 (fptr_section_id_): New member.
4874 (section_has_function_pointers): New function.
4875 (set_section_has_function_pointers): New function.
4876 (check_section_for_function_pointers): New function.
4877 * options.h: Fix comment for safe ICF option.
4878 * target.h (can_check_for_function_pointers): New function.
4879 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4880 Modify icf_safe_test for X86-64.
4881 * testsuite/Makefile.in: Regenerate.
4882 * testsuite/icf_safe_so_test.cc: New file.
4883 * testsuite/icf_safe_so_test.sh: New file.
4884 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4885 (main): Change to take pointer to function kept_func_3.
4886 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4887 folding is done correctly for X86-64.
4889 2010-02-12 David S. Miller <davem@davemloft.net>
4891 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4892 is_symbolless parameter.
4893 (Output_reloc<SHT_REL>::is_symbolless): New.
4894 (Output_reloc<SHT_REL>::is_symbolless_): New.
4895 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4896 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4897 (Output_reloc<SHT_RELA>::is_symbolless): New.
4898 (Output_data_reloc::add_global): Handle is_symbolless.
4899 (Output_data_reloc::add_global_relative): Likewise.
4900 (Output_data_reloc::add_local): Likewise.
4901 (Output_data_reloc::add_local_relative): Likewise.
4902 (Output_data_reloc::add_symbolless_global_addend): New.
4903 (Output_data_reloc::add_symbolless_local_addend): New.
4904 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
4906 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
4907 instead of ->is_relative_
4908 (Output_reloc::write): Likewise.
4909 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
4910 (Output_reloc::write_rel): Simplify.
4912 * sparc.cc (Target_sparc::Scan::local): Use
4913 ->add_symbolless_local_addend as needed.
4914 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
4915 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
4916 based upon relocation offset.
4918 2010-02-11 Doug Kwan <dougkwan@google.com>
4920 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
4921 (Target_arm::Scan::global): Ditto. Also remove a comment before the
4922 beginning of function.
4923 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
4924 and MOVT_ABS relocations. Those are non issued in scanning. Fix
4925 parameter is_32bit in calls to should_apply_static_reloc.
4926 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
4927 (check_DATA): Add arm_abs_global.stdout.
4928 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
4929 arm_abs_global.stdout): New rules.
4930 (MOSTLLYCLEANFILES): Add arm_abs_global
4931 * Makefile.in: Regenerate.
4932 * testsuite/arm_abs_global.s: New file.
4933 * testsuite/arm_abs_global.sh: Ditto.
4934 * testsuite/arm_abs_lib.s: Ditto.
4936 2010-02-11 Ian Lance Taylor <iant@google.com>
4938 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
4940 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
4941 Allocate_commons_task first.
4942 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
4943 task, rather than symtab_lock_.
4944 (Gc_process_relocs::~Gc_process_relocs): New function.
4945 (Gc_process_relocs::is_runnable): Check this_blocker_.
4946 (Gc_process_relocs::locks): Use next_blocker_ rather than
4948 (Scan_relocs::~Scan_relocs): New function.
4949 (Scan_relocs::is_runnable): Check this_blocker_ rather than
4951 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
4953 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
4954 fields. Add this_blocker_ and next_blocker_ fields. Adjust
4955 constructor accordingly.
4956 (class Gc_process_relocs): Likewise.
4957 (class Scan_relocs): Likewise.
4958 * common.h (class Allocate_commons_task): Remove symtab_lock_
4959 field, and corresponding constructor parameter.
4960 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
4962 (Allocate_commons_task::locks): Likewise.
4964 2010-02-11 Ian Lance Taylor <iant@google.com>
4966 * gold-threads.h (class Once): Define.
4967 (class Initialize_lock): Rewrite as child of Once.
4968 * gold-threads.cc (class Once_initialize): Define.
4969 (once_pointer_control): New static variable.
4970 (once_pointer, once_arg): New static variables.
4971 (c_run_once): New static function.
4972 (Once::Once, Once::run_once, Once::internal_run): New functions.
4973 (class Initialize_lock_once): Remove.
4974 (initialize_lock_control): Remove.
4975 (initialize_lock_pointer): Remove.
4976 (initialize_lock_once): Remove.
4977 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
4978 (Initialize_lock::initialize): Rewrite.
4979 (Initialize_lock::do_run_once): New function.
4980 * archive.cc (Archive::interpret_header): Only clear name if it is
4982 * fileread.cc: Include "gold-threads.h"
4983 (file_counts_lock): New static variable.
4984 (file_counts_initialize_lock): Likewise.
4985 (File_read::release): Only increment counts when using --stats.
4986 Use a lock around the increment.
4987 * parameters.cc (class Set_parameters_target_once): Define.
4988 (set_parameters_target_once): New static variable.
4989 (Parameters::Parameters): Move here from parameters.h.
4990 (Parameters::set_target): Rewrite.
4991 (Parameters::set_target_once): New function.
4992 (Parameters::clear_target): Move here and rewrite.
4993 * parameters.h (class Parameters): Update declarations. Add
4994 set_parameters_target_once_ field.
4995 (Parameters::Parameters): Move to parameters.cc.
4996 (Parameters::clear_target): Likewise.
4997 * readsyms.cc (Read_symbols::do_group): Create a Start_group
4999 (Start_group::~Start_group): New function.
5000 (Start_group::is_runnable): New function.
5001 (Start_group::locks, Start_group::run): New functions.
5002 (Finish_group::run): Change saw_undefined to size_t.
5003 * readsyms.h (class Start_group): Define.
5004 (class Finish_group): Change saw_undefined_ field to size_t.
5005 (Finish_group::Finish_group): Remove saw_undefined and
5006 this_blocker parameters. Change all callers.
5007 (Finish_group::set_saw_undefined): New function.
5008 (Finish_group::set_blocker): New function.
5009 * symtab.h (class Symbol_table): Change saw_undefined to return
5010 size_t. Change saw_undefined_ field to size_t.
5011 * target-select.cc (Set_target_once::do_run_once): New function.
5012 (Target_selector::Target_selector): Initialize set_target_once_
5013 field. Don't initialize lock_ and initialize_lock_ fields.
5014 (Target_selector::instantiate_target): Rewrite.
5015 (Target_selector::set_target): New function.
5016 * target-select.h (class Set_target_once): Define.
5017 (class Target_selector): Update declarations. Make
5018 Set_target_once a friend. Remove lock_ and initialize_lock_
5019 fields. Add set_target_once_ field.
5021 2010-02-10 Ian Lance Taylor <iant@google.com>
5023 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5025 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5026 (queue_middle_tasks): Add all blockers before queueing any tasks.
5027 (queue_final_tasks): Likewise.
5028 * token.h (Task_token::add_blockers): New function.
5029 * object.h (Input_objects::number_of_relobjs): New function.
5031 2010-02-10 Ian Lance Taylor <iant@google.com>
5033 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5034 shared, not if not position independent.
5035 * x86_64.cc (Relocate::relocate_tls): Likewise.
5036 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5037 (tls_pie_pic_test): New target.
5038 * testsuite/Makefile.in: Rebuild.
5040 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5041 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5042 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5043 * testsuite/Makefile.in: Rebuild.
5045 2010-02-09 David S. Miller <davem@davemloft.net>
5047 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5048 R_SPARC_RELATIVE using ->add_local_relative().
5049 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5051 * output.h (Output_data_dynamic::add_section_size): New method
5052 that takes two Output_data objects.
5053 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5054 entry param. Handle it in initializers.
5055 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5056 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5057 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5059 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5060 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5061 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5062 for dynrel_includes_plt.
5063 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5064 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5065 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5067 (Target_sparc::do_finalize_sections): Update to pass true for
5068 dynrel_includes_plt.
5069 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5070 output before .rela.plt
5071 (Target_powerpc::do_finalize_sections): Update to pass true for
5072 dynrel_includes_plt when 32-bit.
5074 2010-02-08 Doug Kwan <dougkwan@google.com>
5076 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5078 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5079 Arm_relobj::scan_section_for_cortex_a8_stubs,
5080 Arm_relobj::do_relocation_section): Instead of calling
5081 Output_section::output_address, use faster
5082 Arm_relobj::simple_input_section_output_address.
5084 2010-02-08 David S. Miller <davem@davemloft.net>
5086 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5087 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5088 relocation helper function.
5090 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5091 just like R_SPARC_GOT{10,13,22}.
5092 (Target_sparc::Scan::local): Likewise.
5093 (Target_sparc::Relocate:relocate): Likewise.
5095 2010-02-06 Ian Lance Taylor <iant@google.com>
5097 * configure.ac: Rewrite targetobjs duplicate removal code to use
5098 only shell constructs.
5099 * configure: Rebuild.
5101 2010-02-05 Doug Kwan <dougkwan@google.com>
5104 * arm.cc (Arm_relobj::section_is_scannable): New method.
5105 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5106 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5108 2010-02-04 Doug Kwan <dougkwan@google.com>
5111 * arm-reloc-property.cc (cstdio): Include.
5112 * configure.ac (targetobjs): Remove duplicates.
5113 * configure: Regenerate.
5114 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5115 big and little endian version for a given address size.
5117 2010-02-03 Doug Kwan <dougkwan@google.com>
5119 * arm-reloc-property.cc
5120 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5122 * arm-reloc-property.h
5123 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5124 New method definition.
5125 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5127 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5129 (GOT_PREL): Change implemented to Y.
5130 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5131 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5132 (Arm_relocate_functions::movw_abs_nc): Remove method.
5133 (Arm_relocate_functions::movt_abs): Ditto.
5134 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5135 (Arm_relocate_functions::thm_movt_abs): Ditto.
5136 (Arm_relocate_functions::movw_rel_nc): Ditto.
5137 (Arm_relocate_functions::movw_rel): Ditto.
5138 (Arm_relocate_functions::movt_rel): Ditto.
5139 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5140 (Arm_relocate_functions:thm_movw_rel): Ditto.
5141 (Arm_relocate_functions:thm_movt_rel): Ditto.
5142 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5143 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5144 New method definitions.
5145 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5146 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5147 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5148 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5149 (Target_arm::Relocate::relocate): Check for non-static or
5150 unimplemented relocation code and exit early. Change calls to
5151 Target_arm::reloc_uses_thumb_bit and
5152 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5153 instead. Refactor code to handle similar relocations to increase
5154 code sharing. Remove check for unsupported relocation code in switch
5156 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5157 relocation property table to find out size. Change error message to
5158 print out the name of a relocation code instead of the numeric value.
5159 (Target_arm::scan_reloc_for_stub): Use relocation property table
5160 instead of calling Target_arm::reloc_uses_thumb_bit().
5162 2010-02-02 Doug Kwan <dougkwan@google.com>
5164 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5165 types of relaxed input section.
5167 2010-02-02 Doug Kwan <dougkwan@google.com>
5169 * Makefile.am (HFILES): Add arm-reloc-property.h.
5171 (TARGETSOURCES): Add arm-reloc-property.cc
5172 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5173 (libgold_a_SOURCES): $(DEFFILES)
5174 * Makefile.in: Regenerate.
5175 * arm-reloc-property.cc: New file.
5176 * arm-reloc-property.h: New file.
5177 * arm-reloc.def: New file.
5178 * arm.cc: Update comments.
5179 (arm-reloc-property.h): New included header.
5180 (arm_reloc_property_table): New global variable.
5181 (Target_arm::do_select_as_default_target): New method definition.
5182 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5183 arm-reloc-property to targ_extra_obj.
5184 * parameters.cc (set_parameters_target): Call
5185 Target::select_as_default_target().
5186 * target.h (Target::select_as_default_target): New method definition.
5187 (Target::do_select_as_default_target): Same.
5189 2010-02-01 Doug Kwan <dougkwan@google.com>
5191 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5192 first_output_text_section_.
5193 (Arm_exidx_fixup::first_output_text_section): New method definition.
5194 (Arm_exidx_fixup::first_output_text_section_): New data member.
5195 (Arm_exidx_fixup::process_exidx_section): Record the first text
5196 output section seen.
5197 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5198 and entsize in output section header.
5200 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5202 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5203 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5204 (Arm_relocate_functions::thm_alu11): New Method.
5205 (Arm_relocate_functions::thm_pc8): New Method.
5206 (Arm_relocate_functions::thm_pc12): New Method.
5207 (Target_arm::Scan::local): Handle the relocations.
5208 (Target_arm::Scan::global): Likewise.
5209 (Target_arm::Relocate::relocate): Likewise.
5210 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5212 2010-01-29 Doug Kwan <dougkwan@google.com>
5214 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5215 of relocation types as ld.
5217 2010-01-29 Doug Kwan <dougkwan@google.com>
5219 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5221 (Arm_relocate_functions::thumb_branch_common): Ditto.
5222 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5223 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5224 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5225 Arm_relocate_functions::jump24): Remove.
5226 (Target_arm::Relocate::relocate): Adjust code to call
5227 Arm_relocation_functions::arm_branch_common and
5228 Arm_relocation_functions::thumb_branch_common instead of their removed
5229 wrappers. Merge switch-cases together to reduce source code size.
5231 2010-01-29 Doug Kwan <dougkwan@google.com>
5233 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5234 output_local_symbol_count_needs_update_.
5235 (Arm_relobj::output_local_symbol_count_needs_update,
5236 Arm_relobj::set_output_local_symbol_count_needs_update,
5237 Arm_relobj::update_output_local_symbol_count): New methods.
5238 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5240 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5241 of pointed function as in a R_ARM_PREL31 relocation.
5242 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5243 for output local symbol count updating.
5244 (Target_arm::do_relax): Update output local symbol counts in objects
5246 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5248 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5250 * arm.cc: Added support for the ARM relocations:
5251 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5252 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5253 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5255 (Arm_relocate_functions::movw_rel): New method.
5256 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5257 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5259 (Arm_relocate_functions::thm_movw_rel): New method.
5260 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5262 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5264 (Target_arm::Scan::global): Likewise.
5265 (Target_arm::Relocate::relocate): Likewise.
5266 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5269 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5271 * arm.cc: Added support for ARM group relocations.
5272 (Target_arm::reloc_needs_sym_origin): New method.
5273 (Arm_relocate_functions::calc_grp_kn): New method.
5274 (Arm_relocate_functions::calc_grp_residual): New method.
5275 (Arm_relocate_functions::calc_grp_gn): New method.
5276 (Arm_relocate_functions::arm_grp_alu): New Method.
5277 (Arm_relocate_functions::arm_grp_ldr): New Method.
5278 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5279 (Arm_relocate_functions::arm_grp_ldc): New Method.
5280 (Target_arm::Scan::local): Handle the ARM group relocations.
5281 (Target_arm::Scan::global): Likewise.
5282 (Target_arm::Relocate::relocate): Likewise.
5283 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5286 2010-01-26 Doug Kwan <dougkwan@google.com>
5288 * arm.cc (set): Include.
5289 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5291 (Arm_output_section::Text_section_list): New type.
5292 (Arm_output_section::append_text_sections_to_list): New method.
5293 (Arm_output_section::fix_exidx_coverage): Ditto.
5294 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5295 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5296 Relobj::set_section_offset() instead of
5297 Sized_relobj::invalidate_section_offset().
5298 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5299 parameter for section headers. Ignore relocation sections for
5300 unallocated sections and EXIDX sections.
5301 (Target_arm::fix_exidx_coverage): New method.
5302 (Target_arm::output_section_address_less_than): New type.
5303 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5304 linked text section instead of the EXIDX section.
5305 (Arm_output_section::create_stub_group): Add an assertion to check
5306 that this is not an EXIDX output section.
5307 (Arm_output_section::append_text_sections_to_list): New method.
5308 (Arm_output_section::fix_exidx_coverage): Ditto.
5309 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5310 Arm_relobj::section_needs_reloc_stub_scanning.
5311 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5313 (Target_arm::fix_exidx_coverage): New method.
5314 * object.h (Relobj::set_output_section): New method.
5315 (Sized_relobj::invalidate_section_offset): Remove method.
5316 (Sized_relobj::do_invalidate_section_offset): Remove method.
5317 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5319 2010-01-25 Doug Kwan <dougkwan@google.com>
5321 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5322 Fix warning due to signed and unsigned comparison on a 32-bit host.
5324 2010-01-22 Doug Kwan <dougkwan@google.com>
5326 * arm.cc (Target_arm::do_relax): Record an output section for section
5327 offset adjustment it contains any stub table that has changed.
5328 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5329 offsets in an output section if necessary.
5330 * output.cc (Output_section::Output_section): Initialize
5331 section_offsets_need_adjustments_.
5332 (Output_section::add_input_section_for_script): Renamed to
5333 Output_section::add_simple_input_section.
5334 (Output_section::save_states): Add a comment.
5335 (Output_section::discard_states): New method defintion.
5336 (Output_section::adjust_section_offsets): Same.
5337 * output.h (Output_section::add_input_section_for_script): Renamed to
5338 Output_section::add_simple_input_section.
5339 (Output_section::discard_states): New method declaration.
5340 (Output_section::adjust_section_offsets): Same.
5341 (Output_section::section_offsets_need_adjustment,
5342 Output_section::set_section_offsets_need_adjustment): New method
5344 (Output_section::section_offsets_need_adjustment_): New data member.
5345 * script-sections.cc
5346 (Output_section_element_input::set_section_address): Adjust code for
5347 renaming of Output_section::add_input_section_for_script.
5348 (Orphan_output_section::set_section_address): Same.
5350 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5352 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5353 Fix_v4bx enum values .
5354 * gold/options.h (General_options): New option definitions.
5355 (General_options::fix_v4bx): New method.
5356 (General_options::Fix_v4bx): New enum.
5357 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5358 (General_options::parse_fix_v4bx_interworking): New method.
5360 2010-01-22 Doug Kwan <dougkwan@google.com>
5362 * arm.cc (Arm_exidx_fixup): New class.
5364 2010-01-21 Doug Kwan <dougkwan@google.com>
5366 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5368 (Arm_exidx_section_offset_map): New type.
5370 2010-01-21 Doug Kwan <dougkwan@google.com>
5372 * arm.cc (Arm_exidx_input_section): New class.
5373 (Arm_relobj::exidx_input_section_by_link,
5374 Arm_relobj::exidx_input_section_by_shndx,
5375 Arm_relobj::make_exidx_input_section): New methods.
5376 (read_arm_attributes_section): Remove.
5377 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5378 information about them.
5379 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5382 2010-01-20 Doug Kwan <dougkwan@google.com>
5384 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5385 Input_section_specifier to Section_id.
5386 (Target_arm::new_arm_input_section: Adjust code for change of key
5388 (Target_arm::find_arm_input_section): Ditto.
5389 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5390 (Section_id): Remove.
5391 (Garbage_collection::Section_id_hash): Remove.
5392 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5393 (Section_id): Remove.
5394 (Icf::Section_id_hash): Remove.
5395 * object.h (Section_id, Const_section_id, Section_id_hash,
5396 Const_section_id_hash): New type definitions.
5397 * output.cc (Output_section::add_relaxed_input_section): Change to
5398 use Const_section_id instead of Input_section_specifier as key type.
5399 (Output_section::add_merge_input_section): Ditto.
5400 (Output_section::build_relaxation_map): Change to use Section_id
5401 instead of Input_section_specifier as key type.
5402 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5404 (Output_section::convert_input_sections_to_relaxed_sections): Change
5405 to use Const_section_id instead of Input_section_specifier as key type.
5406 (Output_section::find_merge_section): Ditto.
5407 (Output_section::find_relaxed_input_section): Ditto.
5408 * output.h (Input_section_specifier): Remove class.
5409 (Output_section::Output_section_data_by_input_section_map): Change
5410 key type to Const_section_id.
5411 (Output_section::Output_relaxed_input_section_by_input_section_map):
5413 (Output_section::Relaxation_map): Change key type to Section_id.
5415 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5417 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5418 (class Arm_v4bx_stub): New class.
5419 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5420 (Stub_factory::make_arm_v4bx_stub): New method.
5421 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5422 (Stub_table::empty): Handle v4bx stubs.
5423 (Stub_table::add_arm_v4bx_stub): New method.
5424 (Stub_table::find_arm_v4bx_stub): New method.
5425 (Arm_relocate_functions::v4bx): New method.
5426 (Target_arm::fix_v4bx): New method.
5427 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5428 (Stub_table::relocate_stubs): Likewise.
5429 (Stub_table::do_write): Likewise.
5430 (Stub_table::update_data_size_and_addralign): Likewise.
5431 (Stub_table::finalize_stubs): Likewise.
5432 (Target_arm::Scan::local): Likewise.
5433 (Target_arm::Scan::global): Likewise.
5434 (Target_arm::do_finalize_sections): Likewise.
5435 (Target_arm::Relocate::relocate): Likewise.
5436 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5438 (Target_arm::scan_reloc_for_stub): Likewise.
5439 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5441 2010-01-19 Ian Lance Taylor <iant@google.com>
5443 * output.cc (Output_section_headers::do_sized_write): Write large
5444 segment count to sh_info field.
5445 (Output_file_header::do_sized_write): For large segment count,
5446 write PN_XNUM to e_phnum field.
5448 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5450 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5451 (Arm_relocate_functions::thm_jump8): New function.
5452 (Arm_relocate_functions::thm_jump11): New function.
5453 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5455 (Target_arm::Scan::global): Likewise.
5456 (Target_arm::Relocate::relocate): Likewise.
5457 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5460 2010-01-14 Doug Kwan <dougkwan@google.com>
5462 * arm.cc (map, utility): Include headers.
5463 (Target_arm::apply_cortex_a8_workaround): New method.
5464 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5465 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5466 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5467 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5468 the --[no-]fix-cortex-a8 command line options.
5469 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5470 (Target_arm::relocate_stub): Use addend in instruction template.
5471 * options.h (DEFINE_bool): Set the user-set flag.
5472 (General_options): Add --[no-]-fix-cortex options.
5473 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5474 : Update fast look-up map after conversion.
5476 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5478 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5479 in the first pass of do_layout.
5481 2010-01-13 Doug Kwan <dougkwan@google.com>
5483 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5484 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5485 apparent compiler problem of not folding static constant integral
5486 data members of elfcpp::Elf_sizes<32>.
5488 2010-01-13 Doug Kwan <dougkwan@google.com>
5490 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5491 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5492 Arm_relobj::scan_section_for_cortex_a8_erratum,
5493 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5494 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5495 sections to scan for relocation stubs into a new method
5496 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5497 relocation and Cortex-A8 stub scanning.
5498 (Target_arm::do_relax): Force stubs to be after stubbed sections
5499 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5500 the beginning of a new relaxation pass. Update a comment.
5501 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5503 2010-01-12 Ian Lance Taylor <iant@google.com>
5505 * target-reloc.h (visibility_error): New inline function.
5506 (relocate_section): Call visibility_error.
5507 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5508 (MOSTLYCLEANFILES): Likewise.
5509 (protected_4_pic.o, protected_3.err): New targets.
5510 * testsuite/protected_4.cc: New file.
5512 2010-01-12 Doug Kwan <dougkwan@google.com>
5514 * arm.cc (Cortex_a8_reloc): New class.
5515 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5516 and cortex_a8_relocs_info_.
5517 (Target_arm::fix_cortex_a8): New method definition.
5518 (Target_arm::Cortex_a8_relocs_info): New type.
5519 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5520 New data member declarations.
5521 (Target_arm::scan_reloc_for_stub): Record information about
5522 relocations for THUMB branches that might be exempted from the
5523 Cortex-A8 workaround.
5524 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5525 at the beginning of a relaxation pass.
5527 2010-01-12 Doug Kwan <dougkwan@google.com>
5529 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5530 (Arm_relobj::Mapping_symbol_position,
5531 Arm_reloj::Mapping_symbol_position_less,
5532 Arm_relobj::Mapping_symbols_info): New types.
5533 (Target_arm::is_mapping_symbol_name): New method definition.
5534 (Arm_relobj::do_count_local_symbols): Save information about mapping
5537 2010-01-11 Doug Kwan <dougkwan@google.com>
5539 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5540 Arm_relocate_functions::thumb32_branch_upper,
5541 Arm_relocate_functions::thumb32_branch_lower,
5542 Arm_relocate_functions::thumb32_cond_branch_offset,
5543 Arm_relocate_functions::thumb32_cond_branch_upper,
5544 Arm_relocate_functions::thumb32_cond_branch_lower,
5545 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5546 branch offset encoding.
5547 (Arm_relocate_functions::thumb_branch_common): Use new branch
5548 offset encoding methods to avoid code duplication.
5549 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5550 (Stub_addend_reader::operator()): Use new branch encoding method
5551 to avoid code duplication.
5553 2010-01-11 Doug Kwan <dougkwan@google.com>
5555 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5556 (Target_arm::do_finalize_sections): Define special EXIDX section
5557 symbols only if referenced.
5558 * gc.h (Garbage_collection::add_reference): New method.
5559 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5562 2010-01-11 Ian Lance Taylor <iant@google.com>
5564 * script.cc (Version_script_info::build_expression_list_lookup):
5565 Change complaing about duplicate wildcard match from error to
5568 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5570 (Version_script_info::Version_script_info): Initialize globs_,
5571 default_version_, default_is_global_, and exact_. Don't
5572 initialize globals_ or locals_.
5573 (Version_script_info::build_lookup_tables): Build local symbols
5575 (Version_script_info::unquote): New function.
5576 (Version_script_info::add_exact_match): New function.
5577 (Version_script_info::build_expression_list_lookup): Remove lookup
5578 parameter. Add is_global parameter. Change all callers. Handle
5579 wildcard pattern specially. Unquote pattern. Call
5581 (Version_script_info::get_name_to_match): New function.
5582 (Version_script_info::get_symbol_version): New function.
5583 (Version_script_info::get_symbol_version_helper): Remove.
5584 (Version_script_info::check_unmatched_names): Call unquote.
5585 * script.h (class Version_script_info): Change get_symbol_version
5586 to be non-inline and add is_global parameter; change all callers.
5587 Rewrite symbol_is_local. Update declarations. Define struct
5588 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5589 Remove globals_ and locals_ members. Add exact_, globs_,
5590 default_version_, is_global_.
5591 (Version_script_info::Glob): Remove pattern, add expression and
5592 is_global. Update constructor. Change all callers.
5593 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5595 (Versions::symbol_section_contents): If a symbol is undefined, or
5596 defined in a dynamic object, set the version index to
5598 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5600 (Symbol_table::add_from_pluginobj): Likewise.
5601 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5603 2010-01-11 Doug Kwan <dougkwan@google.com>
5605 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5606 (incremental_dump_LDADD): Add linking option for libintl.
5607 * Makefile.in: Regenerate.
5609 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5612 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5614 * testsuite/Makefile.in: Regenerated.
5616 2010-01-10 Doug Kwan <dougkwan@google.com>
5618 * options.h (DEFINE_var): Use parentheses around argument varname__
5619 in macro body to avoid any unintended subsequent substitutions.
5621 2010-01-10 Ian Lance Taylor <iant@google.com>
5623 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5624 candidates before doing symbol resolution.
5626 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5627 ODR candidates if only one is weak.
5629 2010-01-08 Ian Lance Taylor <iant@google.com>
5631 * script.cc (Version_script_info::build_expression_list_lookup):
5632 Don't warn about ambiguous version, just record the ambiguity.
5633 (Version_script_info::get_symbol_version_helper): Give error if
5634 version is ambiguous.
5636 2010-01-08 Doug Kwan <dougkwan@google.com>
5638 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5639 prev_data_size_ and prev_addralign_. Remove initializer for
5640 deleted data member has_been_changed_.
5641 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5642 to determine if the table is empty.
5643 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5645 (Stub_table::add_reloc_stub): Define method in class definition
5646 instead of just declaring it there.
5647 (Stub_table::add_cortex_a8_stub): New method definition.
5648 (Stub_table::update_data_size_and_addralign): Ditto.
5649 (Stub_table::finalize_stubs): Ditto.
5650 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5651 (Stub_table::do_addralign_): Return address alignment in the
5652 (Stub_table::do_reset_address_and_file_offset): Define method in
5653 class definition instead of declaring it there. Set current data
5654 size to be the data size of the previous pass.
5655 (Stub_table::set_final_data_size): Use current data size as the
5657 (Stub_table::relocate_stub): Change parameter type of stub from
5658 Reloc_stub pointer to Stub pointer.
5659 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5660 (Stub_table::Cortex_a8_stub_list): New typedef.
5661 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5662 Stub_table::prev_addralign_): New data member.
5663 (Arm_relobj::Arm_relobj): Initialize data member
5664 section_has_cortex_a8_workaround_.
5665 (Arm_relobj::section_has_cortex_a8_workaround,
5666 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5668 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5670 (Target_arm::relocate_stub): Change parameter type of stub from
5671 Reloc_stub pointer to Stub pointer.
5672 (Insn_template::size, Insn_template::alignment): Handle
5673 THUMB16_SPECIAL_TYPE.
5674 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5675 Stub_table::update_data_size_and_addralign,
5676 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5678 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5679 (Stub_table::do_write): Ditto.
5680 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5682 2010-01-08 Ian Lance Taylor <iant@google.com>
5685 * symtab.h (class Symbol): Remove fields is_target_special_ and
5686 has_plt_offset_. Add field is_defined_in_discarded_section_.
5687 (Symbol::is_defined_in_discarded_section): New function.
5688 (Symbol::set_is_defined_in_discarded_section): New function.
5689 (Symbol::has_plt_offset): Rewrite.
5690 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5691 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5692 Don't initialize is_target_special_ or has_plt_offset_.
5693 Initialize is_defined_in_discarded_section_.
5694 (Symbol_table::add_from_relobj): If appropriate, set
5695 is_defined_in_discarded_section.
5696 * resolve.cc (Symbol::override_base_with_special): Don't test
5697 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5698 * target-reloc.h (relocate_section): Do special handling for
5699 symbols defined in discarded sections for global symbols as well
5702 2010-01-08 Ian Lance Taylor <iant@google.com>
5704 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5705 the SHT_SYMTAB case.
5707 2010-01-08 Ian Lance Taylor <iant@google.com>
5709 * object.cc (Sized_relobj::do_layout): Don't get confused if
5710 layout_eh_frame returns NULL.
5712 2010-01-08 Ian Lance Taylor <iant@google.com>
5715 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5716 dynamic symbol table, use the normal symbol table.
5717 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5720 2010-01-08 Ian Lance Taylor <iant@google.com>
5723 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5726 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5728 * version.cc (print_version): Change to "Copyright 2010".
5730 2010-01-08 Ian Lance Taylor <iant@google.com>
5734 * i386.cc (class Target_i386): Change return type of plt_section
5736 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5737 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5738 tls_desc_rel_ field.
5739 (Output_data_plt_i386::rel_tls_desc): New function.
5740 (Target_i386::rel_tls_desc_section): New function.
5741 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5742 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5743 R_386_TLS_DESC reloc in rel_tls_desc_section.
5744 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5745 Define struct Tlsdesc_info.
5746 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5747 (Target_x86_64::do_reloc_symbol_index): New function.
5748 (Target_x86_64::add_tlsdesc_info): New function.
5749 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5750 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5752 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5754 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5755 (Target_x86_64::rela_tlsdesc_section): New function.
5756 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5758 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5759 (Target_x86_64::do_reloc_addend): New function.
5760 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5761 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5762 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5763 (Output_reloc::type): New function.
5764 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5765 (Output_reloc::is_target_specific): New function.
5766 (Output_reloc::target_arg): New function.
5767 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5768 absolute relocs and target specific relocs.
5769 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5770 add_target_specific.
5771 (class Output_data_reloc) [SHT_RELA]: Likewise.
5772 * output.cc (Output_reloc::Output_reloc): Add four new versions
5773 for absolute relocs and target specific relocs.
5774 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5775 (Output_reloc::get_symbol_index): Likewise.
5776 (Output_reloc::local_section_offset): Check that local_sym_index_
5777 is not TARGET_CODE or 0.
5778 (Output_reloc::symbol_value): Likewise.
5779 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5781 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5782 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5784 * layout.cc (add_target_dynamic_tags): Use output section for
5785 DT_PLTRELSZ and DT_JMPREL.
5787 2010-01-07 Ian Lance Taylor <iant@google.com>
5790 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5792 (class Output_data_reloc_generic): Define.
5793 (class Output_data_reloc_base): Change base class to
5794 Output_data_reloc_generic. Change add() method to call
5795 bump_relative_reloc_count for a relative reloc. Remove
5797 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5799 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5800 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5802 * layout.h (class Layout): Update declaration.
5804 2010-01-07 Ian Lance Taylor <iant@google.com>
5806 * output.h (class Output_data): Add const version of
5807 output_section and do_output_section.
5808 (class Output_section_data): Add const version of
5810 (class Output_section): Likewise.
5811 * layout.cc (Layout::add_target_dynamic_tags): New function.
5812 * layout.h (class Layout): Update declarations.
5813 * arm.cc (Target_arm::do_finalize_sections): Use
5814 add_target_dynamic_tags.
5815 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5816 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5817 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5818 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5820 2010-01-07 Ian Lance Taylor <iant@google.com>
5823 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5826 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5827 Ian Lance Taylor <iant@google.com>
5830 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5831 Xindex::read_symtab_xindex.
5833 2010-01-07 Doug Kwan <dougkwan@google.com>
5835 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5836 (Insn_template::thumb16_bcond_insn): New method declaration.
5837 (Insn_template): Fix spelling.
5838 (Stub::thumb16_special): New method declaration.
5839 (Stub::do_write): Define virtual method which was previously pure
5841 (Stub::do_thumb16_special): New method declaration.
5842 (Stub::do_fixed_endian_write): New template member.
5843 (Reloc_stub::do_write): Remove.
5844 (Reloc_stub::do_fixed_endian_write): Remove.
5845 (Cortex_a8_stub): New class definition.
5846 (Stub_factory::make_cortex_a8_stub): New method definition.
5847 (Stub_factory::Stub_factory): Add missing static storage class
5848 qualifier for elf32_arm_stub_a8_veneer_blx.
5850 2010-01-07 Ian Lance Taylor <iant@google.com>
5853 * options.h (class General_options): Add --warn-unresolved-symbols
5854 and --error-unresolved-symbols.
5855 * errors.cc (Errors::undefined_symbol): Implement
5856 --warn-unresolved-symbols.
5858 * options.h (class General_options): Add -z text and -z textoff.
5859 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5861 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5863 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5864 (Garbage_collection::cident_sections): New function.
5865 (Garbage_collection::add_cident_section): New function.
5866 (Garbage_collection::cident_sections_): New member.
5867 (gc_process_relocs): Add references to sections whose names are C
5869 * gold.h (cident_section_start_prefix): New constant.
5870 (cident_section_stop_prefix): New constant.
5871 (is_cident): New function.
5872 * layout.cc (Layout::define_section_symbols): Replace string constants
5873 with the newly defined constants.
5874 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5876 * testsuite/Makefile.am: Add gc_orphan_section_test.
5877 * testsuite/Makefile.in: Regenerate.
5878 * testsuite/gc_orphan_section_test.cc: New file.
5879 * testsuite/gc_orphan_section_test.sh: New file.
5881 2010-01-06 Ian Lance Taylor <iant@google.com>
5884 * options.h (class General_options): Add --warn-shared-textrel.
5885 * layout.cc (Layout::finish_dynamic_section): Implement
5886 --warn-shared-textrel.
5889 * options.h (class General_options): Add --warn-multiple-gp.
5891 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5893 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5894 $(THREADSLIB) and $(LIBDL).
5895 * Makefile.in: Rebuild.
5897 2010-01-06 Ian Lance Taylor <iant@google.com>
5900 * options.cc (General_options::parse_section_start): New function.
5901 (General_options::section_start): New function.
5902 (General_options::General_options): Initialize all members.
5903 * options.h: Include <map>
5904 (class General_options): Add --section-start. Add section_starts_
5906 * layout.cc (Layout::attach_allocated_section_to_segment): If
5907 --section-start was used, set the address of the segment. Remove
5908 local sort_sections.
5909 (Layout::relaxation_loop_body): If the address of the load segment
5910 has been set by --section-start, don't use it.
5911 * output.h (Output_segment::update_flags_for_output_section): New
5913 * output.cc (Output_segment::add_output_section): Call
5914 update_flags_for_output_section.
5916 2010-01-05 Ian Lance Taylor <iant@google.com>
5919 * options.h (class General_options): Add --undefined-version.
5920 * script.cc (struct Version_expression): Add was_matched_by_symbol
5922 (Version_script_info::matched_symbol): New function.
5923 (Version_script_info::get_symbol_version_helper): Call
5925 (Version_script_info::check_unmatched_names): New function.
5926 * script.h (class Version_script_info): Update declarations.
5927 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
5929 * options.h (class General_options): Use DEFINE_bool_alias for
5930 allow_multiple_definition.
5931 * resolve.cc (Symbol_table::should_override): Don't test
5932 allow_multiple_definition.
5935 * options.h (class General_options): Add --cref.
5936 * main.cc (main): Print cref table if --cref. Don't close mapfile
5937 until after printing cref table.
5938 * cref.cc: Include "symtab.h".
5939 (class Cref_inputs): Define Cref_table_compare and Cref_table.
5940 (Cref_table_compare::operator()): New function.
5941 (Cref_inputs::gather_cref): New function.
5942 (filecol): New static const.
5943 (Cref_inputs::print_cref): New function.
5944 (Cref::print_cref): New function.
5945 * cref.h: Include <cstdio>.
5946 (class Cref): Update declarations.
5947 * mapfile.h (Mapfile::file): New function.
5948 * object.h (class Object): Define Symbols. Declare virtual
5949 do_get_global_symbols.
5950 (Object::get_global_symbols): New function.
5951 * object.cc (Input_objects::add_object): Pass object to cref_ if
5953 (Input_objects::archive_start): Likewise.
5954 (Input_objects::archive_stop): Likewise.
5955 (Input_objects::print_cref): New function.
5956 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
5957 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
5959 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
5961 * plugin.h (class Sized_pluginobj): Update declarations.
5963 2010-01-05 Ian Lance Taylor <iant@google.com>
5965 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
5966 to is_default_version. Rename insdef to insdefault.
5967 (Symbol_table::add_from_relobj): Rename def to is_default_version
5968 and local to is_forced_local.
5969 (Symbol_table::add_from_pluginobj): Likewise.
5970 (Symbol_table::add_from_dynobj): Likewise.
5971 (Symbol_table::define_special_symbol): Rename insdef to
5974 2010-01-04 Ian Lance Taylor <iant@google.com>
5977 * options.h (class General_options): Add
5978 --allow-multiple-definition and -z muldefs.
5979 * resolve.cc (Symbol_table::should_override): Don't warn about a
5980 multiple symbol definition if --allow-multiple-definition or -z
5984 * options.h (class General_options): Add --add-needed and
5985 --copy-dt-needed-entries. Tweak --as-needed help entry.
5986 * object.cc (Input_objects::check_dynamic_dependencies): Give an
5987 error if --copy-dt-needed-entries aka --add-needed is used and
5988 would cause a change in behaviour.
5991 * options.h (class General_options): Add -G as a short version of
5992 --shared. Add no-op options -assert, -g, and -i.
5994 2010-01-04 Sriraman Tallam <tmsriram@google.com>
5996 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
5997 check for .text or .gnu.linkonce.t sections.
5998 * icf.cc (Icf::find_identical_sections): Ditto.
5999 Change the detection for mangled function name within the section
6001 * icf.h (is_section_foldable_candidate): New function.
6003 2009-12-30 Ian Lance Taylor <iant@google.com>
6006 * options.h (class General_options): Permit two dashes with
6007 --retain-symbols-file.
6009 2009-12-30 Ian Lance Taylor <iant@google.com>
6012 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6013 don't put the file header and segment headers in the text
6017 * common.cc (Sort_commons::operator()): Stabilize sort when both
6019 (Symbol_table::do_allocate_commons_list): When allocating common
6020 symbols, skip a symbol which is no longer common.
6021 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6022 an object before checking its type.
6023 * testsuite/common_test_2.c: New file.
6024 * testsuite/common_test_3.c: New file.
6025 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6026 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6027 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6028 (common_test_2_pic.o, common_test_2.so): New targets.
6029 (common_test_3_pic.o, common_test_3.so): New targets.
6030 * testsuite/Makefile.in: Rebuild.
6033 * script.cc (read_input_script): If we see a new SECTIONS clause,
6034 and we have added an input section, give an error.
6035 * layout.h (class Layout): Add have_added_input_section function.
6036 Add have_added_input_section_ field.
6037 * layout.cc (Layout::Layout): Initialize
6038 have_added_input_section_.
6039 (Layout::layout): Set have_added_input_section_.
6040 (Layout::layout_eh_frame): Likewise.
6042 2009-12-30 Ian Lance Taylor <iant@google.com>
6045 * options.h (class General_options): Add --sort-common option.
6046 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6047 * common.cc (Sort_common): Add sort_order parameter to
6048 constructor. Add sort_order_ field.
6049 (Sort_commons::operator): Check sort_order_.
6050 (Symbol_table::allocate_commons): Determine the sort order.
6051 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6053 (Symbol_table::do_allocate_commons_list): Likewise.
6055 2009-12-30 Ian Lance Taylor <iant@google.com>
6058 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6059 symbols from this object, don't change the visibility of an
6061 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6063 2009-12-30 Ian Lance Taylor <iant@google.com>
6066 * script.h (class Version_script_info): Define Language enum.
6067 Update declarations. Define Glob, Exact, and Lookup types. Add
6068 new fields globals_, locals_, and is_finalized_.
6069 * script.cc: Various formatting fixes.
6070 (class Parser_closure): Change language_stack_ from a vector of
6071 std::string to one of Version_script_info::Language. Adjust all
6073 (class Lazy_demangler): Remove.
6074 (struct Version_expression): Change language from std::string to
6075 Version_script_info::Language.
6076 (Version_script_info::Version_script_info): New function.
6077 (Version_script_info::~Version_script_info): Don't call clear.
6078 (Version_script_info::finalize): New function.
6079 (Version_script_info::build_lookup_tables): New function.
6080 (Version_script_info::build_expression_list_lookup): New
6082 (Version_script_info::get_symbol_version_helper): Rewrite to use
6084 (Version_script_info::print_expression_list): Adjust to use
6085 Version_script_info::Language.
6086 (script_push_lex_into_version_mode): Check that the version script
6087 has not been finalized.
6088 (version_script_push_lang): Change language string to
6089 Version_script_info::Language.
6090 * options.cc (Command_line::version_script): New function.
6091 * options.h (class General_options): Add finalize_dynamic_list
6092 function. Change version_script from declaration to definition.
6093 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6094 * testsuite/version_script.map: Remove duplicate def of foo.
6095 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6097 * testsuite/Makefile.in: Rebuild.
6099 2009-12-30 Ian Lance Taylor <iant@google.com>
6102 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6103 if the input symbol index is 0, make the output symbol index 0.
6105 2009-12-30 Ian Lance Taylor <iant@google.com>
6108 * options.h (class General_options): Add -x/--discard-all.
6109 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6110 --discard-all. If the local symbol needs a dynamic entry, check
6111 that before handling --discard-locals.
6113 2009-12-30 Ian Lance Taylor <iant@google.com>
6116 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6118 (Output_segment::add_output_section): Don't change the flags if
6122 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6123 GNU hash table if they need a dynamic value. Otherwise, don't add
6124 them if they are defined in a dynamic object or are forced local.
6126 2009-12-29 Ian Lance Taylor <iant@google.com>
6129 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6130 .gnu.hash table for a 32-bit target.
6133 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6134 regular and a dynamic object only needs a dynamic symbol table
6135 entry if it is externally visible.
6138 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6139 constructor. Add global_offset_table_ field.
6140 (Target_i386::got_section): Set global_offset_table_.
6141 (Target_i386::do_finalize_sections): Set global_offset_table_
6143 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6144 in constructor. Add global_offset_table_ field.
6145 (Target_x86_64::got_section): Set global_offset_table_.
6146 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6149 * layout.cc (Layout::Layout): Initialize increase_relro_.
6150 (Layout::get_output_section): Add is_relro, is_last_relro, and
6151 is_first_non_relro parameters. Change all callers.
6152 (Layout::choose_output_section): Likewise.
6153 (Layout::add_output_section_data): Likewise.
6154 (Layout::make_output_section): Likewise.
6155 (Layout::set_segment_offsets): Clear increase_relro when using a
6157 * layout.h (class Layout): Add increase_relro method. Add
6158 increase_relro_ field. Update declarations.
6159 * output.cc (Output_section::Output_section): Initialize
6160 is_last_relro_ and is_first_non_relro_.
6161 (Output_segment::add_output_section): Group relro sections is
6162 do_sort is true. Handle is_last_relro and is_first_non_relro.
6163 (Output_segment::maximum_alignment): Remove relro handling.
6164 (Output_segment::set_section_addresses): Add increase_relro
6165 parameter. Change all callers. Add initial alignment to align
6166 relro sections on separate page. Remove old relro handling.
6167 (Output_segment::set_section_list_addresses): Remove in_relro
6168 parameter. Change all callers.
6169 (Output_segment::set_offset): Add increase parameter. Change all
6170 callers. Remove old relro handling.
6171 * output.h (class Output_section): Add new methods: is_last_relro,
6172 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6173 Add is_last_relro_ and is_first_non_relro_ fields.
6174 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6175 Create separate .got.plt section. Call increase_relro.
6176 * x86_64.cc (Target_x86_64::got_section): Likewise.
6177 * testsuite/relro_script_test.t: Add .got.plt.
6180 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6181 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6182 (Layout::finalize): Call set_dynamic_symbol_size.
6183 (Layout::set_dynamic_symbol_size): New function.
6184 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6185 set_dynamic_symbol_size.
6188 * output.h (class Output_section): Add is_entsize_zero_ field.
6189 * output.cc (Output_section::Output_section): Initialize
6191 (Output_section::set_entsize): If two different entsizes are
6192 requested, force it to zero.
6193 (Output_section::add_input_section): Set flags for .debug_str
6194 before updating section flags. Set entsize.
6195 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6196 and SHF_STRING if all input sections have those flags.
6198 2009-12-29 Rafael Espindola <espindola@google.com>
6200 * main.cc (main): Fix the sys time reporting.
6201 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6204 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6206 * options.cc (General_options::parse_version): Allow -v to exit
6207 without an error if there is nothing to link.
6209 2009-12-29 Ian Lance Taylor <iant@google.com>
6211 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6212 using a version of gcc before 4.1.
6213 * configure: Rebuild.
6215 2009-12-28 Chris Demetriou <cgd@google.com>
6217 * attributes.cc (Output_attributes_section_data::do_write): Use
6218 std::vector::front rather than std::vector::data.
6220 2009-12-28 Ian Lance Taylor <iant@google.com>
6222 * symtab.h (class Symbol_table): Add enum Defined.
6223 * resolve.cc (Symbol_table::should_override): Add defined
6224 parameter. Change all callers. Test whether object is NULL
6225 before calling a method on it.
6226 (Symbol_table::report_resolve_problem): Add defined parameter.
6228 (Symbol_table::should_override_with_special): Likewise.
6229 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6230 parameter. Change all callers.
6231 (Symbol_table::do_define_in_output_data): Likewise.
6232 (Symbol_table::define_in_output_segment): Likewise.
6233 (Symbol_table::do_define_in_output_segment): Likewise.
6234 (Symbol_table::define_as_constant): Likewise.
6235 (Symbol_table::do_define_as_constant): Likewise.
6236 * script.h (class Symbol_assignment): Add is_defsym parameter to
6237 constructor; change all callers.
6238 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6239 parameter. Change all callers. Add is_defsym_ field.
6240 (class Parser_closure): Add parsing_defsym parameter to
6241 constructor; change all callers. Add parsing_defsym accessor
6242 function. Add parsing_defsym_ field.
6244 2009-12-28 Ian Lance Taylor <iant@google.com>
6246 * gold.cc (queue_middle_tasks): Fix formatting.
6247 * object.cc (Relobj::is_section_name_included): Likewise.
6249 2009-12-23 Ian Lance Taylor <iant@google.com>
6251 * i386.cc (Target_i386::do_calls_non_split): Recognize
6252 -fsplit-stack prologue for a function with a static chain.
6253 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6254 -fsplit-stack prologue when using %r11.
6256 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6258 * options.cc (General_options::parse_version): Make -v continue and do
6259 the link like GNU ld does.
6261 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6263 * Makefile.am (CCFILES): Add timer.cc.
6264 (HFILES): Add timer.h.
6265 * configure.ac: Check for sysconf and times.
6266 * main.cc: include timer.h.
6267 (main): Use Timer instead of get_run_time.
6270 * workqueue.cc: include timer.h.
6271 (Workqueue::find_and_run_task):
6272 Report user, sys and wall time.
6273 * Makefile.in: Regenerate.
6274 * config.in: Regenerate.
6275 * configure: Regenerate.
6277 2009-12-16 Doug Kwan <dougkwan@google.com>
6279 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6281 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6282 relaxed input sections.
6283 * output.cc (Output_section::find_relaxed_input_section): Change
6284 return type to Output_relaxed_input_section pointer. Adjust code
6285 for new type of relaxed_input_section_map_.
6286 * output.h (Output_section::find_relaxed_input_section): Change
6287 return type to Output_relaxed_input_section pointer.
6288 (Output_section::Output_relaxed_input_section_by_input_section_map):
6290 (Output_section::relaxed_input_section_map_): Change type to
6291 Output_section::Output_relaxed_input_section_by_input_section_map.
6292 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6295 2009-12-15 Ian Lance Taylor <iant@google.com>
6297 * layout.cc (Layout::create_shstrtab): Only write out after input
6298 sections if we are compressing debug sections.
6300 2009-12-15 Ian Lance Taylor <iant@google.com>
6302 * archive.cc (Archive::add_symbols): Only look up a symbol without
6303 a version if there is, in fact, a version.
6305 2009-12-14 Ian Lance Taylor <iant@google.com>
6307 Revert -Wshadow changes, all changes from:
6308 2009-12-11 Doug Kwan <dougkwan@google.com>
6309 2009-12-11 Nick Clifton <nickc@redhat.com>
6310 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6312 2009-12-11 Doug Kwan <dougkwan@google.com>
6314 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6316 * attributes.cc (Object_attribute::size): Ditto.
6317 (Attributes_section_data::size): Ditto.
6318 (Attributes_section_data::Attributes_section_data): Ditto.
6319 (Output_attributes_section_data::do_write): Ditto.
6320 * attributes.h (Object_attribute::set_type): Ditto.
6321 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6323 2009-12-11 Nick Clifton <nickc@redhat.com>
6325 * archive.cc: Fix shadowed variable warnings.
6327 * compressed_output.cc: Likewise.
6328 * compressed_output.h: Likewise.
6329 * configure: Likewise.
6330 * dwarf_reader.cc: Likewise.
6331 * dynobj.cc: Likewise.
6332 * dynobj.h: Likewise.
6333 * ehframe.cc: Likewise.
6334 * ehframe.h: Likewise.
6335 * errors.cc: Likewise.
6336 * expression.cc: Likewise.
6337 * fileread.cc: Likewise.
6338 * fileread.h: Likewise.
6339 * freebsd.h: Likewise.
6340 * i386.cc: Likewise.
6342 * incremental.h: Likewise.
6343 * layout.cc: Likewise.
6344 * layout.h: Likewise.
6345 * mapfile.cc: Likewise.
6346 * merge.cc: Likewise.
6347 * merge.h: Likewise.
6348 * object.cc: Likewise.
6349 * object.h: Likewise.
6350 * options.h: Likewise.
6351 * output.cc: Likewise.
6352 * output.h: Likewise.
6353 * parameters.cc: Likewise.
6354 * plugin.cc: Likewise.
6355 * powerpc.cc: Likewise.
6356 * reduced_debug_output.cc: Likewise.
6357 * reduced_debug_output.h: Likewise.
6358 * reloc.cc: Likewise.
6359 * reloc.h: Likewise.
6360 * resolve.cc: Likewise.
6361 * script-sections.cc: Likewise.
6362 * script.cc: Likewise.
6363 * script.h: Likewise.
6364 * sparc.cc: Likewise.
6365 * symtab.cc: Likewise.
6366 * symtab.h: Likewise.
6367 * target-select.cc: Likewise.
6368 * target-select.h: Likewise.
6369 * token.h: Likewise.
6370 * workqueue.cc: Likewise.
6371 * workqueue.h: Likewise.
6372 * x86_64.cc: Likewise.
6374 2009-12-10 Doug Kwan <dougkwan@google.com>
6376 * arm.cc (attributes.h): New include.
6377 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6378 (Arm_relobj::~Arm_relobj): Delete object pointed by
6379 attributes_section_data_.
6380 (Arm_relobj::attributes_section_data): New method definition.
6381 (Arm_relobj::attributes_section_data_): New data member declaration.
6382 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6383 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6384 attributes_section_data_.
6385 (Arm_dynobj::attributes_section_data): New method definition.
6386 (Arm_dynobj::attributes_section_data_): New data member declaration.
6387 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6388 initialization value of may_use_blx_ to false.
6389 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6390 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6391 object attributes to compute results instead of hard-coding.
6392 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6393 Target_arm::get_secondary_compatible_arch,
6394 Target_arm::set_secondary_compatible_arch
6395 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6396 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6397 New method declarations.
6398 (Target_arm::get_aeabi_object_attribute): New method definition.
6399 (Target_arm::attributes_section_data_): New data member declaration.
6400 (read_arm_attributes_section): New template definition.
6401 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6402 (Arm_dynobj::do_read_symbols): Ditto.
6403 (Target_arm::do_finalize_sections): Merge attributes sections from
6404 input. Check for BLX use after attributes section merging.
6405 Fix __exidx_start and __exidx_end visibility. Create an
6406 .ARM.attributes section if necessary.
6407 (Target_arm::get_secondary_compatible_arch,
6408 Target_arm::set_secondary_compatible_arch,
6409 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6410 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6411 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6412 New method definitions.
6414 2009-12-09 Ian Lance Taylor <iant@google.com>
6416 * plugin.cc (Plugin::load): Don't cast from void* to a function
6419 2009-12-09 Ian Lance Taylor <iant@google.com>
6421 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6424 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6426 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6427 Replace two_file_shared_1.so with two_file_shared_2.so.
6428 * testsuite/Makefile.in: Regenerated.
6430 2009-12-08 Doug Kwan <dougkwan@google.com>
6432 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6433 (HFILES): Add attributes.h and int_encoding.h.
6434 * Makefile.in: Regenerate.
6435 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6436 function definitions to int_encoding.cc
6437 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6438 prototypes to int_encoding.h
6439 * reduced_debug_output.cc (int_encoding.h): New include.
6440 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6441 function definitions to int_encoding.cc
6442 (insert_into_vector, read_from_pointer): Move template definitions to
6444 * attributes.cc: New file.
6445 * attributes.h: New file.
6446 * int_encoding.cc: New file.
6447 * int_encoding.h: New file.
6449 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6452 * incremental-dump.cc (dump_incremental_inputs): New.
6453 (main): Use dump_incremental_inputs.
6455 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6458 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6459 checking elfcpp::STT_FUNC.
6460 (Target_i386::Relocate::relocate): Likewise.
6461 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6463 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6464 symbols from shared libraries into normal FUNC symbols.
6466 * symtab.h (Symbol): Add is_func and use it.
6468 2009-12-05 Doug Kwan <dougkwan@google.com>
6470 * arm.cc (Target_arm::arm_info): Initialize new fields
6471 attributes_section and attributes_vendor.
6472 * i386.cc (Target_i386::i386_info): Same.
6473 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6474 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6475 fields attributes_section and attributes_vendor.
6476 * sparc.cc (Target_sparc::sparc_info): Same.
6477 * target.h (Target::attributes_section, Target::attributes_vendor,
6478 Target::is_attributes_section, Target::attribute_arg_type,
6479 Target::attributes_order): New method definitions.
6480 (Target::Target_info::attributes_section,
6481 Target::Target_info::attributes_vendor): New fields.
6482 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6483 virtual method definitions.
6484 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6485 attributes_section and attributes_vendor.
6486 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6488 2009-12-05 Doug Kwan <dougkwan@google.com>
6490 * arm.cc: Update comments about interworking and stub generation.
6491 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6492 considered as non-PIC.
6493 (Arm_relocate_functions::base_abs): Fix formatting.
6494 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6495 of function to use GOT entry address instead of offset.
6496 (Target_arm::Scan::global): Issue an error if a symbol would need a
6497 PLT does not get one because it is untyped. Remove code to create
6498 dynamic symbols for relative branches.
6499 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6500 takes unsigned integer instead of boolean.
6502 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6504 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6505 (two_file_test_LDADD): Likewise.
6506 (common_test_1_LDADD): Likewise.
6507 (exception_test_LDADD) Likewise.
6508 (weak_test_LDADD): Likewise.
6509 (many_sections_test_LDADD): Likewise.
6510 (initpri1_LDADD): Likewise.
6511 (script_test_1_LDADD): Likewise.
6512 (script_test_2_LDADD): Likewise.
6513 (justsyms_LDADD): Likewise.
6514 (binary_test_LDADD): Likewise.
6515 (large_LDADD): Likewise.
6516 * testsuite/Makefile.in: Regenerated.
6518 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6520 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6521 (Symbol_table::override_with_special): Likewise.
6522 (Symbol_table::add_from_object): Likewise.
6524 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6526 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6527 Don't set the data_offset twice.
6529 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6531 * testsuite/Makefile.in: Regenerate.
6533 2009-12-03 Doug Kwan <dougkwan@google.com>
6535 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6536 (Target_arm::do_finalize_sections): Add parameter for symbol table
6537 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6538 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6539 parameter for symbol table pointer.
6540 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6541 an additional parameter for a pointer to symbol table.
6542 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6543 parameter for a symbol table pointer.
6544 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6545 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6547 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6548 parameter for a symbol table pointer.
6550 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6552 * incremental.cc (Incremental_inputs_header)
6553 (Incremental_inputs_header_write, Incremental_inputs_entry)
6554 (Incremental_inputs_entry_write): Move ...
6555 * incremental.h (Incremental_inputs_header)
6556 (Incremental_inputs_header_write, Incremental_inputs_entry)
6557 (Incremental_inputs_entry_write): here.
6559 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6561 * incremental.cc (make_sized_incremental_binary): Set the target.
6562 Error if it is incompatible.
6563 * output.h (Output_file): Add filename method.
6565 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6567 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6568 from the get_* methods.
6570 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6572 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6573 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6574 Write 0 for the data_offset of scripts.
6576 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6578 * testsuite/Makefile.am: Add the incremental_test.sh test.
6579 * testsuite/incremental_test.sh: New.
6580 * testsuite/incremental_test_1.c: New.
6581 * testsuite/incremental_test_2.c: New.
6583 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6585 * incremental-dump.cc (main): Fix typos.
6587 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6590 * incremental-dump.cc (main): Use llu to print 64 bit values.
6592 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6593 H.J. Lu <hongjiu.lu@intel.com>
6595 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6597 (incremental_dump_LDADD): Likewise.
6598 * Makefile.in: Regenerated.
6600 2009-11-25 Doug Kwan <dougkwan@google.com>
6604 2009-11-25 Doug Kwan <dougkwan@google.com>
6606 * arm.cc (Target_arm::Target_arm): Move method definition
6607 outside of class definition. Add code to handle
6608 --target1-rel, --target1-abs and --target2= options.
6609 (Target_arm::get_reloc_reloc_type): Change method to be
6610 non-static and const.
6611 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6612 New data member declaration.
6613 (Target_arm::Scan::local, Target_arm::Scan::global,
6614 Target_arm::Relocate::relocate,
6615 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6616 Adjust call to Target_arm::get_real_reloc_type.
6617 (Target_arm::get_real_reloc_type): Use command line options
6618 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6619 * options.h (--target1-rel, --target1-abs, --target2): New
6622 2009-11-25 Doug Kwan <dougkwan@google.com>
6624 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6625 class definition. Add code to handle --target1-rel, --target1-abs
6626 and --target2= options.
6627 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6629 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6631 (Target_arm::Scan::local, Target_arm::Scan::global,
6632 Target_arm::Relocate::relocate,
6633 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6634 call to Target_arm::get_real_reloc_type.
6635 (Target_arm::get_real_reloc_type): Use command line options to
6636 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6637 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6640 2009-11-25 Doug Kwan <dougkwan@google.com>
6642 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6643 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6644 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6646 (Arm_relocate_functions::thm_call): Replace body with a call to
6647 Arm_relocate_functions::thumb_branch_common.
6648 (Arm_relocate_functions::thm_jump24,
6649 Arm_relocate_functions::thm_xpc22): New method definitions.
6650 (Arm_relocate_functions::thumb_branch_common): New method definition.
6651 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6653 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6654 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6656 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6658 * Makefile.am: Build incremental-dump
6659 * Makefile.in: Regenerate.
6660 * incremental-dump.cc: New.
6661 * incremental.cc (Incremental_inputs_header_data,
6662 Incremental_inputs_entry_data): Move to incremental.h
6663 * incremental.h: (Incremental_inputs_header_data,
6664 Incremental_inputs_entry_data): Move from incremental.cc
6666 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6668 * incremental.cc (Incremental_inputs_header,
6669 Incremental_inputs_header_write, Incremental_inputs_entry,
6670 Incremental_inputs_entry_write): Add a typedef with the data type.
6672 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6674 * incremental.cc (Incremental_inputs_header,
6675 Incremental_inputs_header_write, Incremental_inputs_entry,
6676 Incremental_inputs_entry_write): Update comment about which
6677 type has the filed descriptions.
6679 2009-11-15 Doug Kwan <dougkwan@google.com>
6681 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6682 (Arm_relocate_functions::arm_branch_common): Change method defintion
6683 in class definition to a method declaration and update list of formal
6685 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6686 Arm_relocation_functions::jump24): Adjust call to
6687 Arm_relocate_functions::arm_branch_common. Update list of formal
6689 (Arm_relocate_functions::xpc25): New method definition.
6690 (Arm_relocate_functions::arm_branch_common): Move method defintion
6691 out from class definition. Use stubs for mode-switching and extending
6693 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6694 specially. Change code to enable use of stubs in ARM branches.
6696 2009-11-10 Doug Kwan <dougkwan@google.com>
6698 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6699 in method declaration.
6700 (Target_arm::relocate_stub): New method declaration.
6701 (Target_arm::default_target): Change to return a pointer instead of
6703 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6704 Target_arm::default_target.
6705 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6707 (Target_arm::relocate_section): Adjust view.
6708 (Target_arm::relocate_stub): New method definition.
6710 2009-11-10 Doug Kwan <dougkwan@google.com>
6712 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6714 * incremental.cc (open_incremental_binary): Initialized local
6715 variables to avoid warnings.
6716 * object.cc (make_elf_object): Ditto.
6717 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6720 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6723 * testsuite/plugin_test.c: Include "config.h".
6725 2009-11-09 Doug Kwan <dougkwan@google.com>
6727 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6728 (arm_symbol_value): Remove.
6729 (Arm_relocate_functions::arm_branch_common,
6730 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6731 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6732 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6733 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6734 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6735 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6736 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6737 Arm_relocate_functions::thm_mobw_abs_nc,
6738 Arm_relocate_functions::thm_mov_abs,
6739 Arm_relocate_functions::movw_prel_nc,
6740 Arm_relocate_functions::thm_movt_abs,
6741 Arm_relocate_functions::movt_prel,
6742 Arm_relocate_functions::thm_movw_prel_nc,
6743 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6744 (Target_arm::Relocate::relocate): Only decompose address into two
6745 parts if relocation type uses the thumb-bit and pass the actual
6746 bit instead of a flag indicating that the thumb-bit is used. Adjust
6747 calls to methods in Arm_relocate_functions for this change.
6749 2009-11-08 Ian Lance Taylor <iant@google.com>
6752 * reloc.cc: Instantiate
6753 Sized_relobj::initialize_input_to_output_maps and
6754 Sized_relobj:free_input_to_output_maps.
6756 2009-11-06 Ian Lance Taylor <iant@google.com>
6759 * defstd.cc (in_segment): Set only_if_ref true for "end".
6761 2009-11-06 Doug Kwan <dougkwan@google.com>
6763 * arm.cc (class Reloc_stub): Correct a comment.
6764 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6765 (Target_arm::scan_section_for_stubs): New method declaration.
6766 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6767 Change methods from private to protected.
6768 (Target_arm::do_may_relax): New method definition.
6769 (Target_arm::do_relax, Target_arm::group_sections,
6770 Target_arm::scan_reloc_for_stub,
6771 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6772 (Target_arm::arm_input_section_map_): New data member declaration.
6773 (Target_arm::scan_reloc_for_stub,
6774 Target_arm::scan_reloc_section_for_stubs,
6775 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6776 Target_arm::do_relax): New method definitions.
6778 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6780 * configure.ac: Check for (struct stat)::st_mtim
6781 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6782 * config.in: Regenerate.
6783 * configure: Regenerate.
6785 2009-11-05 Ian Lance Taylor <iant@google.com>
6788 * output.cc (Output_segment::add_output_section): Add missing
6791 2009-11-04 Ian Lance Taylor <iant@google.com>
6794 * object.h (class Object): Add is_needed and set_is_needed
6795 methods. Add is_needed_ field. Make bool fields into bitfields.
6796 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6797 defined in a dynamic object and referenced by a regular object,
6798 set is_needed for the dynamic object.
6799 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6800 if the file is marked with as_needed and it is not needed.
6802 2009-11-04 Ian Lance Taylor <iant@google.com>
6805 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6806 tags if data is discarded by linker script.
6807 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6808 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6809 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6810 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6812 2009-11-04 Ian Lance Taylor <iant@google.com>
6814 * layout.cc (Layout::get_output_section): Add is_interp and
6815 is_dynamic_linker_section parameters. Change all callers.
6816 (Layout::choose_output_section): Likewise.
6817 (Layout::make_output_section): Likewise.
6818 (Layout::add_output_section_data): Add is_dynamic_linker_section
6819 parameter. Change all callers.
6820 * layout.h (class Layout): Update declarations.
6821 * output.h (class Output_section): Add is_interp, set_is_interp,
6822 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6823 Add is_interp_, is_dynamic_linker_section_ fields. Change
6824 generate_code_fills_at_write_ to a bitfield.
6825 * output.cc (Output_section::Output_sections): Initialize new
6827 (Output_segment::add_output_section): Add do_sort parameter.
6830 2009-11-03 Ian Lance Taylor <iant@google.com>
6833 * options.h (class General_options): Add --warn-common.
6834 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6835 merging two common symbols.
6836 (Symbol_table::should_override): Handle --warn-common when merging
6837 a common symbol with a defined symbol. Use report_resolve_problem
6838 for multiple definitions.
6839 (Symbol_table::report_resolve_problem): New function.
6840 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6842 2009-11-03 Doug Kwan <dougkwan@google.com>
6844 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6846 (Target_arm::stub_factory): New method definition.
6847 (Target_arm::new_arm_input_section,
6848 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6849 Target_arm::reloc_uses_thumb_bit): New method declarations.
6850 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6851 New type definitions.
6852 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6853 member declarations.
6854 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6855 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6856 New method definitions.
6858 2009-11-03 Ian Lance Taylor <iant@google.com>
6860 * options.h (class General_options): Add --warn_constructors.
6862 2009-11-03 Ian Lance Taylor <iant@google.com>
6865 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6866 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6868 2009-11-03 Ian Lance Taylor <iant@google.com>
6871 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6872 --msgid-bugs-address.
6873 (install-pdf): New target.
6874 (install-data_yes): Look up one directory to find mkinstalldirs.
6876 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6878 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6881 2009-10-30 Doug Kwan <dougkwan@google.com>
6883 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6885 2009-10-30 Doug Kwan <dougkwan@google.com>
6887 * arm.cc (Stub_addend_reader): New struct template definition
6888 and partial specializations.
6889 (Stub_addend_reader::operator()): New method definition for a
6890 partially specialized template.
6892 2009-10-30 Doug Kwan <dougkwan@google.com>
6894 * arm.cc (Arm_relobj::processor_specific_flags): New method
6896 (Arm_relobj::do_read_symbols): New method declaration.
6897 (Arm_relobj::processor_specific_flags_): New data member declaration.
6898 (Arm_dynobj): New class definition.
6899 (Target_arm::do_finalize_sections): Add input_objects parameter.
6900 (Target_arm::do_adjust_elf_header): New method declaration.
6901 (Target_arm::are_eabi_versions_compatible,
6902 (Target_arm::merge_processor_specific_flags): New method declaration.
6903 (Target_arm::do_make_elf_object): New overloaded method definitions
6905 (Arm_relobj::do_read_symbols): New method definition.
6906 (Arm_dynobj::do_read_symbols): Ditto.
6907 (Target_arm::do_finalize_sections): Add input_objects parameters.
6908 Merge processor-specific flags from all input objects.
6909 (Target_arm::are_eabi_versions_compatible,
6910 Target_arm::merge_processor_specific_flags,
6911 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
6912 New method definitions.
6913 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
6914 Input_objects pointer type parameter.
6915 * layout.cc (Layout::finalize): Pass input objects to target's.
6916 finalize_sections function.
6917 * output.cc (Output_file_header::do_sized_write): Set ELF file
6918 header's processor-specific flags.
6919 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
6920 Input_objects pointer type parameter.
6921 * sparc.cc (Target_sparc::do_finalize_sections): Same.
6922 * target.h (Input_objects): New forward class declaration.
6923 (Target::processor_specific_flags,
6924 Target::are_processor_specific_flags_sect): New method definitions.
6925 (Target::finalize_sections): Add input_objects parameter.
6926 (Target::Target): Initialize processor_specific_flags_ and
6927 are_processor_specific_flags_set_.
6928 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
6930 (Target::set_processor_specific_flags): New method definition.
6931 (Target::processor_specific_flags_,
6932 Target::are_processor_specific_flags_set_): New data member
6934 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
6935 Input_objects pointer type parameter.
6937 2009-10-30 Doug Kwan <dougkwan@google.com>
6939 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
6941 2009-10-28 Ian Lance Taylor <iant@google.com>
6943 * object.h (class Relobj): Drop options parameter from
6944 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
6945 do_scan_relocs, do_relocate. Change all callers.
6946 (class Sized_relobj): Drop options parameters from
6947 do_gc_process_relocs, do_scan_relocs, do_relocate,
6948 do_relocate_sections, relocate_sections, emit_relocs_scan,
6949 emit_relocs_scan_reltype. Change all callers.
6950 (struct Relocate_info): Remove options field and all references to
6952 * reloc.h (class Read_relocs): Remove options constructor
6953 parameter and options_ field. Change all callers.
6954 (class Gc_process_relocs, class Scan_relocs): Likewise.
6955 (class Relocate_task): Likewise.
6956 * target-reloc.h (scan_relocs): Remove options parameter. Change
6958 (scan_relocatable_relocs): Likewise.
6959 * target.h (class Sized_target): Remove options parameter from
6960 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
6962 * gc.h (gc_process_relocs): Remove options parameter. Change all
6964 * arm.cc: Update functions to remove options parameters.
6965 * i386.cc: Likewise.
6966 * powerpc.cc: Likewise.
6967 * sparc.cc: Likewise.
6968 * x86_64.cc: Likewise.
6969 * testsuite/testfile.cc: Likewise.
6971 2009-10-28 Doug Kwan <dougkwan@google.com>
6973 * arm.cc (Arm_relobj): New class definition.
6974 (Arm_relobj::scan_sections_for_stubs,
6975 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
6976 New method definitions.
6978 2009-10-28 Cary Coutant <ccoutant@google.com>
6980 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
6981 (Plugin::cleanup_done_): New member.
6982 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
6983 (Plugin_manager::cleanup_done_): Remove.
6984 (Plugin_manager::add_input_file): Edit error message.
6985 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
6986 (Plugin_manager::cleanup): Remove use of cleanup_done_.
6988 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
6990 * fileread.cc: (File_read::View::~View): Use the new
6991 data_ownership_ filed.
6992 (File_read::~File_read): Dispose the new whole_file_view_.
6993 (File_read::open): Mmap the whole file if needed.
6994 (File_read::open): Use whole_file_view_ instead of contents_.
6995 (File_read::find_view): Use whole_file_view_ if applicable.
6996 (File_read::do_read): Use whole_file_view_ instead of contents_.
6997 (File_read::make_view): Use whole_file_view_ instead of contents_,
6998 update File_read::View::View call.
6999 (File_read::find_or_make_view): Update File_read::View::View
7001 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7003 (File_read::View::Data_ownership): New enum.
7004 (File_read::View::View): Replace bool mapped_ with Data_ownership
7006 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7007 (File_read::View::data_ownership_): New field.
7008 (File_read::contents_): Remove (replaced by whole_file_view_).
7009 (File_read::whole_file_view_): New field.
7010 * options.h (class General_options): Add --keep-files-mapped.
7012 2009-10-27 Cary Coutant <ccoutant@google.com>
7014 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7015 * testsuite/Makefile.am (plugin_test_5): New test case.
7016 * testsuite/Makefile.in: Regenerate.
7018 2009-10-25 Doug Kwan <dougkwan@google.com>
7020 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7021 from private to protected to allow access by child class.
7022 (Sized_relobj::do_relocate_sections): New method declaration.
7023 (Sized_relobj::relocate_sections): Virtualize.
7024 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7025 Sized_relobj::relocate_sections. Instantiate template explicitly
7026 for different target sizes and endianity.
7028 2009-10-24 Doug Kwan <dougkwan@google.com>
7030 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7031 (Arm_input_section::as_arm_input_section): New method.
7032 (Arm_output_section): New class definition.
7033 (Arm_output_section::create_stub_group,
7034 Arm_output_section::group_sections): New method definitions.
7036 2009-10-22 Doug Kwan <dougkwan@google.com>
7038 * arm.cc (Arm_input_section): New class definition.
7039 (Arm_input_section::init, Arm_input_section:do_write,
7040 Arm_input_section::set_final_data_size,
7041 Arm_input_section::do_reset_address_and_file_offset): New method
7044 2009-10-21 Doug Kwan <dougkwan@google.com>
7046 * arm.cc (Stub_table, Arm_input_section): New forward class
7048 (Stub_table): New class defintion.
7049 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7050 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7051 New method definition.
7053 2009-10-21 Doug Kwan <dougkwan@google.com>
7055 * arm.cc: Update copyright comments.
7056 (Target_arm): New forward class template declaration.
7057 (Arm_address): New type.
7058 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7059 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7060 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7062 (Insn_template): Same.
7063 (DEF_STUBS): New macro.
7064 (Stub_type): New enum type.
7065 (Stub_template): New class definition.
7068 (Stub_factory): Same.
7069 (Target_arm::Target_arm): Initialize may_use_blx_ and
7070 should_force_pic_veneer_.
7071 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7072 Target_arm::should_force_pic_veneer,
7073 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7074 Target_arm::using_thumb_only, Target_arm:;default_target): New
7076 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7077 New data member declarations.
7078 (Insn_template::size, Insn_template::alignment): New method defintions.
7079 (Stub_template::Stub_template): New method definition.
7080 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7081 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7082 (Stub_factory::Stub_factory): New method definition.
7083 * gold.h (string_hash): New template.
7084 * output.h (Input_section_specifier::hash_value): Use
7086 (Input_section_specifier::string_hash): Remove.
7087 * stringpool.cc (Stringpool_template::string_hash): Use
7090 2009-10-20 Doug Kwan <dougkwan@google.com>
7092 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7093 symbols of relaxed input sections.
7094 * output.h (Output_section::find_relaxed_input_section): Make
7097 2009-10-16 Doug Kwan <dougkwan@google.com>
7099 * dynobj.cc (Versions::Versions): Initialize version_script_.
7100 Only insert base version symbol definition for a shared object
7101 if version script defines any version versions.
7102 (Versions::define_base_version): New method definition.
7103 (Versions::add_def): Check that base version is not needed.
7104 (Versions::add_need): Define base version lazily.
7105 * dynobj.h (Versions::define_base_version): New method declaration.
7106 (Versions::needs_base_version_): New data member declaration.
7107 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7108 (check_DATA): Add no_version_test.stdout.
7109 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7111 * testsuite/Makefile.in: Regenerate.
7112 * testsuite/no_version_test.c: New file.
7113 * testsuite/no_version_test.sh: Ditto.
7115 2009-10-16 Doug Kwan <dougkwan@google.com>
7117 * expression.cc (class Segment_start_expression): New class definition.
7118 (Segment_start_expression::value): New method definition.
7119 (script_exp_function_segment_start): Return a new
7120 Segment_start_expression.
7121 * gold/script-c.h (script_saw_segment_start_expression): New function
7123 * script-sections.cc (Script_sections::Script_sections): Initialize
7124 SAW_SEGMENT_START_EXPRESSION_ to false.
7125 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7126 and -Tbbs options to specify section addresses if given in
7127 command line and no SEGMENT_START expression is seen in a script.
7128 * script-sections.h (Script_sections::saw_segment_start_expression,
7129 Script_sections::set_saw_segment_start_expression): New method
7131 (Script_sections::saw_segment_start_expression_): New data member
7133 * script.cc (script_saw_segment_start_expression): New function.
7134 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7135 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7136 script_test_7.sh and script_test_8.sh.
7137 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7138 script_test_8.stdout.
7139 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7140 (script_test_6, script_test_6.stdout, script_test_7,
7141 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7142 * Makefile.in: Regenerate.
7143 * testsuite/script_test_6.sh: New file.
7144 * testsuite/script_test_6.t: Same.
7145 * testsuite/script_test_7.sh: Same.
7146 * testsuite/script_test_7.t: Same.
7147 * testsuite/script_test_8.sh: Same.
7149 2009-10-16 Doug Kwan <dougkwan@google.com>
7151 * output.cc (Output_segment::set_section_list_address): Cast
7152 expressions to unsigned long long type to avoid format warnings.
7154 2009-10-15 Ian Lance Taylor <iant@google.com>
7156 * script.cc (Script_options::add_symbol_assignment): Always add a
7157 dot assignment to script_sections_.
7158 * script-sections.cc (Script_sections::add_dot_assignment):
7159 Initialize if necessary.
7161 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7162 program headers with no load segment if there is a linker script.
7164 * layout.cc (Layout::set_segment_offsets): Align the file offset
7165 to the segment aligment for -N or -n with no load segment.
7166 * output.cc (Output_segment::add_output_section): Don't crash if
7167 the first section is a TLS section.
7168 (Output_segment::set_section_list_addresses): Print an error
7169 message if the address moves backward in a linker script.
7170 * script-sections.cc
7171 (Output_section_element_input::set_section_addresses): Don't
7172 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7173 (Orphan_output_section::set_section_addresses): Likewise.
7175 2009-10-15 Doug Kwan <dougkwan@google.com>
7177 * layout.cc (Layout::finish_dynamic_section): Generate tags
7178 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7179 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7180 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7182 2009-10-14 Ian Lance Taylor <iant@google.com>
7184 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7186 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7187 data_shdr fields of relinfo.
7188 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7189 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7190 R_386_TLS_LDO_32, adjust based on section flags.
7191 (Target_i386::Relocate::fix_up_ldo): Remove.
7193 2009-10-13 Ian Lance Taylor <iant@google.com>
7195 Add support for -pie.
7196 * options.h (class General_options): Add -pie and
7198 (General_options::output_is_position_independent): Test -pie.
7199 (General_options::output_is_executable): Return true if not shared
7200 and not relocatable.
7201 (General_options::output_is_pie): Remove.
7202 * options.cc (General_options::finalize): Reject incompatible uses
7204 * gold.cc (queue_middle_tasks): A -pie link is not static.
7205 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7206 * symtab.cc (Symbol::final_value_is_known): Return false if
7207 output_is_position_independent.
7208 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7209 output_is_position_independent.
7210 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7211 output_is_position_independent.
7212 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7213 output_is_position_independent.
7214 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7216 (basic_pie_test.o, basic_pie_test): New targets.
7217 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7218 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7219 (two_file_pie_test): New target.
7220 * testsuite/Makefile.in: Rebuild.
7221 * README: Remove note saying that -pie is not supported.
7223 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7225 * options.h (class General_options): Add -init and -fini.
7226 * layout.cc (Layout::finish_dynamic_section): Emit
7227 given init and fini functions.
7229 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7231 * gc.h (gc_process_relocs): Check if icf is enabled using new
7233 * gold.cc (queue_initial_tasks): Likewise.
7234 (queue_middle_tasks): Likewise.
7235 * object.cc (do_layout): Likewise.
7236 * symtab.cc (is_section_folded): Likewise.
7237 * main.cc (main): Likewise.
7238 * reloc.cc (Read_relocs::run): Likewise.
7239 (Sized_relobj::do_scan_relocs): Likewise.
7240 * icf.cc (is_function_ctor_or_dtor): New function.
7241 (Icf::find_identical_sections): Check if function is ctor or dtor when
7243 * options.h (General_options::icf): Change option to be an enum.
7244 (Icf_status): New enum.
7245 (icf_enabled): New method.
7246 (icf_safe_folding): New method.
7247 (set_icf_status): New method.
7248 (icf_status_): New variable.
7249 * (options.cc) (General_options::finalize): Set icf_status_.
7250 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7251 icf_test and icf_keep_unique_test to use the --icf enum flag.
7252 * testsuite/icf_safe_test.sh: New file.
7253 * testsuite/icf_safe_test.cc: New file.
7255 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7257 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7258 includes to gc.h and icf.h.
7259 * arm.cc: Include gc.h.
7260 * gold.cc: Likewise.
7261 * i386.cc: Likewise.
7262 * powerpc.cc: Likewise.
7263 * sparc.cc: Likewise.
7264 * x86_64.cc: Likewise.
7265 * gc.h: Include icf.h.
7267 2009-10-11 Ian Lance Taylor <iant@google.com>
7269 * plugin.cc: Include "gold.h" before other header files.
7271 2009-10-10 Chris Demetriou <cgd@google.com>
7273 * options.h (Input_file_argument::Input_file_type): New enum.
7274 (Input_file_argument::is_lib_): Replace with...
7275 (Input_file_argument::type_): New member.
7276 (Input_file_argument::Input_file_argument): Take Input_file_type
7277 'type' rather than boolean 'is_lib' as second argument.
7278 (Input_file_argument::is_lib): Use type_.
7279 (Input_file_argument::is_searched_file): New function.
7280 (Input_file_argument::may_need_search): Handle is_searched_file.
7281 * options.cc (General_options::parse_library): Support -l:filename.
7282 (General_options::parse_just_symbols): Update for Input_file_argument
7284 (Command_line::process): Likewise.
7285 * archive.cc (Archive::get_file_and_offset): Likewise.
7286 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7287 * script.cc (read_script_file, script_add_file): Likewise.
7288 * fileread.cc (Input_file::Input_file): Likewise.
7289 (Input_file::will_search_for): Handle is_searched_file.
7290 (Input_file::open): Likewise.
7291 * readsyms.cc (Read_symbols::get_name): Likewise.
7292 * testsuite/Makefile.am (searched_file_test): New test.
7293 * testsuite/Makefile.in: Regenerate.
7294 * testsuite/searched_file_test.cc: New file.
7295 * testsuite/searched_file_test_lib.cc: New file.
7297 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7298 Ian Lance Taylor <iant@google.com>
7300 * descriptor.cc: Include <cstdio> and "binary-io.h".
7301 (Descriptors::open): Open the files in binary mode always.
7302 * script.cc (Lex::get_token): Treat \r as whitespace.
7304 2009-10-09 Ian Lance Taylor <iant@google.com>
7306 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7308 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7309 Ian Lance Taylor <iant@google.com>
7311 * configure.ac: Check for readv function also.
7312 * fileread.cc (readv): Define if not HAVE_READV.
7313 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7315 * config.in: Regenerate.
7316 * configure: Regenerate.
7318 2009-10-09 Doug Kwan <dougkwan@google.com>
7320 * layout.cc (Layout::make_output_section): Call target hook to make
7321 ordinary output section.
7322 (Layout::finalize): Adjust parameter list of call the
7323 Target::may_relax().
7324 * layout.h (class Layout::section_list): New method.
7325 * merge.h (Output_merge_base::entsize): Change visibility to public.
7326 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7328 (Output_merge_string::do_is_string): New method.
7329 * object.cc (Sized_relobj::do_setup): renamed from
7330 Sized_relobj::set_up.
7331 * object.h (Sized_relobj::adjust_shndx,
7332 Sized_relobj::initializ_input_to_output_maps,
7333 Sized_relobj::free_input_to_output_maps): Change visibilities to
7335 (Sized_relobj::setup): Virtualize.
7336 (Sized_relobj::do_setup): New method declaration.
7337 (Sized_relobj::invalidate_section_offset,
7338 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7339 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7340 * options.cc (parse_int): New function.
7341 * options.h (parse_int): New declaration.
7342 (DEFINE_int): New macro.
7343 (stub_group_size): New option.
7344 * output.cc (Output_section::Output_section): Initialize memebers
7345 merge_section_map_, merge_section_by_properties_map_,
7346 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7347 (Output_section::add_input_section): Handled deferred code-fill
7348 generation and remove an old comment.
7349 (Output_section::add_relaxed_input_section): New method definition.
7350 (Output_section::add_merge_input_section): Use merge section by
7351 properties map to speed to search. Update merge section maps
7353 (Output_section::build_relaxation_map): New method definition.
7354 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7356 (Output_section::relax_input_section): Renamed to
7357 Output_section::convert_input_sections_to_relaxed_sections and change
7358 interface to take a vector of pointers to relaxed sections.
7359 (Output_section::find_merge_section,
7360 Output_section::find_relaxed_input_section): New method definitions.
7361 (Output_section::is_input_address_mapped,
7362 Output_section::output_offset, Output_section::output_address):
7363 Use output section data maps to speed up searching.
7364 (Output_section::find_starting_output_address): Add comments.
7365 (Output_section::do_write,
7366 Output_section::write_to_postprocessing_buffer): Do code-fill
7367 generation as appropriate.
7368 (Output_section::get_input_sections): Invalidate relaxed input section
7370 (Output_section::restore_states): Adjust type of checkpoint .
7371 Invalidate relaxed input section map.
7372 * output.h (Output_merge_base): New class declaration.
7373 (Input_section_specifier): New class defintion.
7374 (class Output_relaxed_input_section) Change base class to
7375 Output_section_data_build.
7376 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7377 base class initializer.
7378 (Output_section::add_relaxed_input_section): New method declaration.
7379 (Output_section::Input_section): Change visibility to protected.
7380 (Output_section::Input_section::relobj,
7381 Output_section::Input_section::shndx): Handle relaxed input sections.
7382 Output_section::input_sections) Change visibility to protected. Also
7383 define overload to return a non-const pointer.
7384 (Output_section::Merge_section_properties): New class defintion.
7385 (Output_section::Merge_section_by_properties_map,
7386 Output_section::Output_section_data_by_input_section_map,
7387 Output_section::Relaxation_map): New types.
7388 (Output_section::relax_input_section): Rename method to
7389 Output_section::convert_input_sections_to_relaxed_sections and change
7390 interface to take a vector of relaxed section pointers.
7391 (Output_section::find_merge_section,
7392 Output_section::find_relaxed_input_section,
7393 Output_section::build_relaxation_map,
7394 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7395 New method declarations.
7396 (Output_section::merge_section_map_
7397 Output_section::merge_section_by_properties_map_,
7398 Output_section::relaxed_input_section_map_,
7399 Output_section::is_relaxed_input_section_map_valid_,
7400 Output_section::generate_code_fills_at_write_): New data members.
7401 * script-sections.cc
7402 (Output_section_element_input::set_section_addresses): Call
7403 current_data_size and addralign methods of relaxed input sections.
7404 (Orphan_output_section::set_section_addresses): Call current_data_size
7405 and addralign methods of relaxed input sections.
7406 * symtab.cc (Symbol_table::compute_final_value): Extract template
7407 from the body of Symbol_table::sized_finalize_symbol.
7408 (Symbol_table::sized_finalized_symbol): Call
7409 Symbol_table::compute_final_value.
7410 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7411 (Symbol_table::compute_final_value): New templated method declaration.
7412 * target.cc (Target::do_make_output_section): New method defintion.
7413 * target.h (Target::make_output_section): New method declaration.
7414 (Target::relax): Add more parameters for input objects, symbol table
7415 and layout. Adjust call to do_relax.
7416 (Target::do_make_output_section): New method declaration.
7417 (Target::do_relax): Add parameters for input objects, symbol table
7420 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7422 * pread.c: Include stdio.h.
7424 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7426 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7429 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7431 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7432 Change read_shndx type to unsigned int.
7433 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7435 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7436 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7437 Change read_shndx type to unsigned int.
7438 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7440 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7441 * layout.cc (Layout::create_symtab_sections): Cast the result of
7442 local_symcount * symsize to off_t in the gold_assert.
7444 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7446 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7447 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7449 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7450 (Arm_relocate_functions::thm_abs5): New function.
7451 (Arm_relocate_functions::abs12): New function.
7452 (Arm_relocate_functions::abs16): New function.
7453 (Arm_relocate_functions::base_abs): New function.
7454 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7455 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7456 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7458 (Scan::global): Likewise.
7459 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7460 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7461 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7462 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7465 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7467 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7468 (Arm_relocate_functions::movt_prel): New function.
7469 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7470 (Arm_relocate_functions::thm_movt_prel): New function.
7471 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7472 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7473 (Scan::global, Relocate::relocate): Likewise.
7474 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7476 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7478 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7479 Incremental_checker.
7480 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7482 (class Incremental_inputs_header): New class.
7483 (Incremental_inputs_header_writer): Edit comment.
7484 (Incremental_inputs_entry): New class.
7485 (Incremental_inputs_entry_writer): Edit comment.
7486 (Sized_incremental_binary::do_find_incremental_inputs_section):
7487 Add *strtab_shndx parameter, fill it.
7488 (Sized_incremental_binary::do_check_inputs): New method.
7489 (Incremental_checker::can_incrementally_link_output_file): Use
7490 Sized_incremental_binary::check_inputs.
7491 (Incremental_inputs::report_command_line): Save command line in
7494 (Incremental_binary::find_incremental_inputs_section): New
7496 (Incremental_binary::do_find_incremental_inputs_section): Add
7497 strtab_shndx parameter.
7498 (Incremental_binary::do_check_inputs): New pure virtual method.
7499 (Sized_incremental_binary::do_check_inputs): Declare.
7500 (Incremental_checker::Incremental_checker): Add incremental_inputs
7501 parameter, use it to initialize incremental_inputs_.
7502 (Incremental_checker::incremental_inputs_): New field.
7503 (Incremental_checker::command_line): New method.
7504 (Incremental_checker::inputs): New method.
7505 (Incremental_checker::command_line_): New field.
7507 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7509 * incremental.cc: Include <cstdarg> and "target-select.h".
7510 (vexplain_no_incremental): New function.
7511 (explain_no_incremental): New function.
7512 (Incremental_binary::error): New method.
7513 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7515 (make_sized_incremental_binary): New function.
7516 (open_incremental_binary): New function.
7517 (can_incrementally_link_file): Add checks if output is ELF and has
7519 * incremental.h: Include "elfcpp_file.h" and "output.h".
7520 (Incremental_binary): New class.
7521 (Sized_incremental_binary): New class.
7522 (open_incremental_binary): Declare.
7523 * object.cc (is_elf_object): Use
7524 elfcpp::Elf_recognizer::is_elf_file.
7525 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7526 * output.h (Output_file::filesize): New method.
7528 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7530 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7532 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7533 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7535 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7537 (Arm_relocate_functions::movw_abs_nc): New function.
7538 (Arm_relocate_functions::movt_abs): New function.
7539 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7540 (Arm_relocate_functions::thm_movt_abs): New function.
7541 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7542 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7543 (Scan::global): Likewise.
7544 (Relocate::relocate): Likewise.
7545 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7547 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7549 * arm.cc (Arm_relocate_functions::got_prel) New function.
7550 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7551 (Relocate::relocate): Likewise.
7552 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7554 2009-10-06 Ian Lance Taylor <iant@google.com>
7556 * options.h (class General_options): Define
7557 split_stack_adjust_size parameter.
7558 * object.h (class Object): Add uses_split_stack_ and
7559 has_no_split_stack_ fields. Add uses_split_stack and
7560 has_no_split_stack accessor functions. Declare
7561 handle_split_stack_section.
7562 (class Reloc_symbol_changes): Define.
7563 (class Sized_relobj): Define Function_offsets. Declare
7564 split_stack_adjust, split_stack_adjust_reltype, and
7566 * object.cc (Object::handle_split_stack_section): New function.
7567 (Sized_relobj::do_layout): Call handle_split_stack_section.
7568 * dynobj.cc (Sized_dynobj::do_layout): Call
7569 handle_split_stack_section.
7570 * reloc.cc (Sized_relobj::relocate_sections): Call
7571 split_stack_adjust for executable sections in split_stack
7572 objects. Pass reloc_map to relocate_section.
7573 (Sized_relobj::split_stack_adjust): New function.
7574 (Sized_relobj::split_stack_adjust_reltype): New function.
7575 (Sized_relobj::find_functions): New function.
7576 * target-reloc.h: Include "object.h".
7577 (relocate_section): Add reloc_symbol_changes parameter. Change
7579 * target.h (class Target): Add calls_non_split method. Declare
7580 do_calls_non_split virtual method. Declare match_view and
7582 * target.cc: Include "elfcpp.h".
7583 (Target::do_calls_non_split): New function.
7584 (Target::match_view): New function.
7585 (Target::set_view_to_nop): New function.
7586 * gold.cc (queue_middle_tasks): Give an error if mixing
7587 split-stack and non-split-stack objects with -r.
7588 * i386.cc (Target_i386::relocate_section): Add
7589 reloc_symbol_changes parameter.
7590 (Target_i386::do_calls_non_split): New function.
7591 * x86_64.cc (Target_x86_64::relocate_section): Add
7592 reloc_symbol_changes parameter.
7593 (Target_x86_64::do_calls_non_split): New function.
7594 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7596 * powerpc.cc (Target_powerpc::relocate_section): Add
7597 reloc_symbol_changes parameter.
7598 * sparc.cc (Target_sparc::relocate_section): Add
7599 reloc_symbol_changes parameter.
7600 * configure.ac: Call AM_CONDITIONAL for the default target.
7601 * configure: Rebuild.
7602 * testsuite/Makefile.am (TEST_AS): New variable.
7603 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7604 (check_DATA): Add split_i386 and split_x86_64 files.
7605 (SPLIT_DEFSYMS): Define.
7606 (split_i386_[1234n].o): New targets.
7607 (split_i386_[124]): New targets.
7608 (split_i386_[1234r].stdout): New targets.
7609 (split_x86_64_[1234n].o): New targets.
7610 (split_x86_64_[124]): New targets.
7611 (split_x86_64_[1234r].stdout): New targets.
7612 (MOSTLYCLEANFILES): Add new executables.
7613 * testsuite/split_i386.sh: New file.
7614 * testsuite/split_x86_64.sh: New file.
7615 * testsuite/split_i386_1.s: New file.
7616 * testsuite/split_i386_2.s: New file.
7617 * testsuite/split_i386_3.s: New file.
7618 * testsuite/split_i386_4.s: New file.
7619 * testsuite/split_i386_n.s: New file.
7620 * testsuite/split_x86_64_1.s: New file.
7621 * testsuite/split_x86_64_2.s: New file.
7622 * testsuite/split_x86_64_3.s: New file.
7623 * testsuite/split_x86_64_4.s: New file.
7624 * testsuite/split_x86_64_n.s: New file.
7625 * testsuite/testfile.cc (Target_test): Update relocation_section
7627 * testsuite/Makefile.in: Rebuild.
7629 2009-10-06 Ian Lance Taylor <iant@google.com>
7631 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7632 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7633 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7634 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7635 the address on ldo_addrs_.
7636 (Target_i386::Relocate::fix_up_ldo): New function.
7638 2009-10-06 Rafael Espindola <espindola@google.com>
7640 * plugin.cc (add_input_library): New.
7641 (Plugin::load): Add add_input_library to tv.
7642 (Plugin_manager::add_input_file): Add the is_lib argument.
7643 (add_input_file): Update call to Plugin_manager::add_input_file.
7644 (add_input_library): New.
7645 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7647 2009-09-30 Doug Kwan <dougkwan@google.com>
7649 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7650 symbol and call Symbol::may_need_copy_reloc to determine if
7651 a copy reloc is needed.
7652 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7653 nocopyreloc is given in command line.
7654 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7655 given in command line.
7656 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7657 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7658 of the removed Target_i386::may_need_copy_reloc.
7659 * options.h (copyreloc): New option with default value false.
7660 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7661 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7662 instead of the removed Target_powerpc::may_need_copy_reloc.
7663 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7664 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7665 instead of the removed Target_sparc::may_need_copy_reloc.
7666 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7667 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7668 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7669 instead of the removed Target_x86_64::may_need_copy_reloc.
7671 2009-09-30 Ian Lance Taylor <iant@google.com>
7673 * object.h (class Object): Remove target_ field, and target,
7674 sized_target, and set_target methods.
7675 (Object::sized_target): Remove.
7676 (class Sized_relobj): Update declarations. Remove sized_target.
7677 * object.cc (Sized_relobj::setup): Remove target parameter.
7679 (Input_objects::add_object): Don't do anything with the target.
7680 (make_elf_sized_object): Add punconfigured parameter. Change all
7681 callers. Set or test parameter target.
7682 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7684 * parameters.cc (Parameters::set_target): Change parameter type to
7686 (Parameters::default_target): Remove.
7687 (set_parameters_target): Change parameter type to be non-const.
7688 (parameters_force_valid_target): New function.
7689 (parameters_clear_target): New function.
7690 * parameters.h (class Parameters): Update declarations. Remove
7691 default_target method. Add sized_target and clear_target
7692 methods. Change target_ to be non-const.
7693 (set_parameters_target): Update declaration.
7694 (parameters_force_valid_target): Declare.
7695 (parameters_clear_target): Declare.
7696 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7697 as NULL if we aren't searching.
7698 (Add_symbols::run): Don't check for compatible target.
7699 * fileread.cc (Input_file::open_binary): Call
7700 parameters_force_valid_target.
7701 * gold.cc (queue_middle_tasks): Likewise.
7702 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7703 set_target on object.
7704 * dynobj.h (class Sized_dynobj): Update declarations.
7705 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7706 make_elf_object returns NULL.
7707 (Archive::include_member): Don't check whether object target is
7709 * output.cc (Output_section::add_input_section): Get target from
7711 (Output_section::relax_input_section): Likewise.
7712 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7714 (Sized_relobj::do_scan_relocs): Likewise.
7715 (Sized_relobj::relocate_sections): Likewise.
7716 * resolve.cc (Symbol_table::resolve): Likewise.
7717 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7718 parameter. Change all callers.
7719 (Symbol_table::add_from_object): Get target from parameters.
7720 (Symbol_table::add_from_relobj): Don't check object target.
7721 (Symbol_table::add_from_dynobj): Likewise.
7722 (Symbol_table::define_special_symbol): Get target from
7724 * symtab.h (class Symbol_table): Update declaration.
7725 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7726 parameter. Change all callers. Clear parameter target.
7727 (Binary_test): Test target here.
7728 * testsuite/object_unittest.cc (gold_testsuite): Remove
7729 target_test_pointer parameter. Change all callers.
7730 (Object_test): Test target here.
7732 2009-09-26 Ian Lance Taylor <iant@google.com>
7734 * testsuite/initpri1.c: Don't try to use constructor priorities if
7735 compiling with gcc before 4.3.
7737 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7739 * testsuite/retain_symbols_file_test.sh (check_present): Change
7740 output file name to retain_symbols_file_test.stdout.
7741 (check_absent): Likewise.
7743 2009-09-18 Craig Silverstein <csilvers@google.com>
7745 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7746 * options.cc: Include <cerrno> and <fstream>.
7747 (General_options::finalize): Parse -retain-symbols-file tag.
7748 * options.h: New flag.
7749 (General_options): New method should_retain_symbol, new
7750 variable symbols_to_retain.
7751 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7752 should_retain_symbol map.
7753 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7754 * testsuite/Makefile.in: Regenerate.
7755 * testsuite/retain_symbols_file_test.sh: New file.
7757 2009-09-18 Nick Clifton <nickc@redhat.com>
7759 * po/es.po: Updated Spanish translation.
7761 2009-09-17 Doug Kwan <dougkwan@google.com>
7763 * debug.h (DEBUG_RELAXATION): New constant.
7764 (DEBUG_ALL): Add DEBUG_RELAXATION.
7765 (debug_string_to_enum): Add relaxation debug option.
7767 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7768 Layout::Relaxation_debug_check::read_sections,
7769 Layout::Relaxation_debug_check::read_sections): New method definitions.
7770 (Layout::Layout): Initialize data members
7771 record_output_section_data_from_scrips_,
7772 script_output_section_data_list_ and relaxation_debug_check_.
7773 (Layout::save_segments, Layout::restore_segments,
7774 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7775 Layout::relaxation_loop_body): New method definitions.
7776 (Layout::finalize): Support relaxation. Move section layout code to
7777 Layout::relaxation_loop_body.
7778 (Layout::set_asection_address_from_script): Move code for orphan
7779 section placement out.
7780 (Layout::place_orphan_sections_in_script): New method definition.
7781 * layout.h (Output_segment_headers, Output_file_header):
7782 New forward class declarations.
7783 (Layout::~Layout): Define.
7784 (Layout::new_output_section_data_from_script): New method definition.
7785 (Layout::place_orphan_sections_in_script): New method declaration.
7786 (Layout::Segment_states): New type declaration.
7787 (Layout::save_segments, Layout::restore_segments,
7788 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7789 Layout::relaxation_loop_body): New method declarations.
7790 (Layout::Output_section_data_list): New type declaration.
7791 (Layout::Relaxation_debug_check): New class definition.
7792 (Layout::record_output_section_data_from_script_,
7793 Layout::script_output_section_data_list_, Layout::segment_states_,
7794 Layout::relaxation_debug_check_): New data members.
7795 * output.cc: (Output_section_headers::do_size): New method definition.
7796 (Output_section_headers::Output_section_headers): Move size
7797 computation to Output_section_headers::do_size.
7798 (Output_segment_headers::do_size): New method definition.
7799 (Output_file_header::Output_file_header): Move size computation to
7800 Output_file_header::do_size and call it.
7801 (Output_file_header::do_size): New method definition.
7802 (Output_data_group::Output_data_group): Adjust call to
7803 Output_section_data.
7804 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7805 (Output_symtab_xindex::do_write): Add array bound check.
7806 (Output_section::Input_section::print_to_mapfile): Handle
7807 RELAXED_INPUT_SECTION_CODE.
7808 (Output_section::Output_section): Initialize data member checkpoint_.
7809 (Output_section::~Output_section): Delete checkpoint object pointed
7811 (Output_section::add_input_section): Always add an Input_section if
7813 (Output_section::add_merge_input_section): Add assert.
7814 (Output_section::relax_input_section): New method definition.
7815 (Output_section::set_final_data_size): Set load address to zero for
7816 an unallocated section.
7817 (Output_section::do_address_and_file_offset_have_reset_values):
7818 New method definition.
7819 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7820 Handle relaxed input section.
7821 (Output_section::sort_attached_input_sections): Checkpoint input
7822 section list lazily.
7823 (Output_section::get_input_sections): Change type of input_sections to
7824 list of Simple_input_section pointers. Checkpoint input section list
7825 lazily. Also handle relaxed input sections.
7826 (Output_section::add_input_section_for_script): Take a reference to
7827 a Simple_input_section object instead of Relobj pointer and section
7828 index as parameter. Handle relaxed input sections.
7829 (Output_section::save_states, Output_section::restore_states): New
7831 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7832 (Output_data::is_data_size_fixed): New method definition.
7833 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7835 (Output_data::address_and_file_offset_have_reset_values): New method
7837 (Output_data::do_address_and_file_offset_have_reset_values): New method
7839 (Output_data::set_data_size): Check that data size is not fixed.
7840 (Output_data::fix_data_size): New method definition.
7841 (Output_data::is_data_size_fixed_): New data member.
7842 (Output_section_headers::set_final_data_size): New method definition.
7843 (Output_section_headers::do_size): New method declaration.
7844 (Output_segment_headers::set_final_data_size): New method definition.
7845 (Output_segment_headers::do_size): New method declaration.
7846 (Output_file_header::set_final_data_size)::New method definition.
7847 (Output_file_header::do_size)::New method declaration.
7848 (Output_section_data::Output_section_data): Add new parameter
7849 is_data_size_fixed and use it to fix data size.
7850 (Output_data_const::Output_data_const): Adjust call to base class
7851 constructor and fix data size.
7852 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7853 base class constructor and fix data size.
7854 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7855 base class constructor and fix data size.
7856 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7857 class constructor and fix data size.
7858 (Output_data_group::set_final_data_size): New method definition.
7859 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7860 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7861 class constructor and fix data size.
7862 (Output_relaxed_input_section): New class definition.
7863 (Output_section::Simple_input_section): New class definition.
7864 (Output_section::get_input_sections): Adjust parameter list.
7865 (Output_section::add_input_section_for_script): Same.
7866 (Output_section::save_states, Output_section::restore_states,
7867 Output_section::do_address_and_file_offset_have_reset_values,
7868 (Output_section::Input_section::Input_section): Handle
7869 RELAXED_INPUT_SECTION_CODE. Add new overload for
7870 Output_relaxed_input_section.
7871 (Output_section::Input_section::is_input_section,
7872 Output_section::Input_section::set_output_section): Handle relaxed
7874 (Output_section::Input_section::is_relaxed_input_section,
7875 Output_section::Input_section::output_section_data,
7876 Output_section::Input_section::relaxed_input_section): New method
7878 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7880 (Output_section::Input_section::u1_): Update comments.
7881 (Output_section::Input_section::u2_): Add new union member poris.
7882 (Output_section::Checkpoint_output_section): New classs definition.
7883 (Output_section::relax_input_section): New method declaration.
7884 (Output_section::checkpoint_): New data member.
7885 (Output_segment): Update comments.
7886 (Output_segment::Output_segment): Un-privatize copy constructor.
7887 (Output_segment::operator=): Un-privatize.
7888 * script-sections.cc (Output_section_element::Input_section_list):
7889 Change element type to Output_section::Simple_input_section.
7890 (Output_section_element_dot_assignment::set_section_addresses):
7891 Register output section data for relaxation clean up.
7892 (Output_data_exression::Output_data_expression): Adjust call to base
7893 constructor to fix data size.
7894 (Output_section_element_data::set_section_addresses): Register
7895 Output_data_expression object for relaxation clean up.
7896 (struct Input_section_info): Replace Relobj pointer and section index
7897 pair with Output_section::Simple_input_section and Convert struct to a
7899 (Input_section_sorter::operator()): Adjust access to
7900 Input_section_info data member to use accessors.
7901 (Output_section_element_input::set_section_addresses): Use layout
7902 parameter. Adjust code to use Output_section::Simple_input_section
7903 and Input_secction_info classes. Register filler for relaxation
7905 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
7906 and section index pair with Output_section::Simple_input_section
7907 class. Adjust code accordingly.
7908 (Phdrs_element::release_segment): New method definition.
7909 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
7911 (Script_sections::release_segments): New method definition.
7912 * gold/script-sections.h (Script_sections::release_segments): New
7914 * gold/target.h (Target::may_relax, Target::relax,
7915 Target::do_may_relax, Target::do_relax): New method definitions.
7917 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7919 * arm.cc (has_signed_unsigned_overflow): New function.
7920 (Arm_relocate_functions::abs8): New function.
7921 (Target_arm::Scan::local): Handle R_ARM_ABS8.
7922 (Target_arm::Scan::global): Likewise.
7923 (Target_arm::relocate::relocate): Likewise.
7924 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7927 2009-09-16 Cary Coutant <ccoutant@google.com>
7929 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
7930 * testsuite/Makefile.in: Regenerate.
7932 2009-09-11 Nick Clifton <nickc@redhat.com>
7934 * po/gold.pot: Updated by the Translation project.
7936 2009-09-08 Cary Coutant <ccoutant@google.com>
7938 * output.cc (Output_file::open): Add execute permission to empty file.
7939 * testsuite/Makefile.am (permission_test): New test.
7940 * testsuite/Makefile.in: Regenerate.
7942 2009-09-02 Ian Lance Taylor <iant@google.com>
7944 * output.cc (Output_file::resize): Call map_no_anonymous rather
7947 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
7949 * gold.cc: Include "incremental.h".
7950 (queue_initial_tasks): Call Incremental_checker methods.
7951 * incremental.cc: Include "output.h".
7952 (Incremental_checker::can_incrementally_link_output_file): New
7954 * incremental.h (Incremental_checker): New class.
7956 * output.cc (Output_file::open_for_modification): New method.
7957 (Output_file::map_anonymous): Changed return type to bool. Record
7959 (Output_file::map_no_anonymous): New method, broken out of map.
7960 (Output_file::map): Use map_no_anonymous and map_anonymous.
7961 * output.h (class Output_file): Update declarations.
7963 2009-08-24 Cary Coutant <ccoutant@google.com>
7965 * options.h (Command_line::Pre_options): New class.
7966 (Command_line::pre_options): New member.
7967 * options.cc (gold::options::ready_to_register): New variable.
7968 (One_option::register_option): Do nothing if not registering options.
7969 Assert if same short option registered twice.
7970 (General_options::General_options): Turn off option registration when
7972 (Command_line::Pre_options::Pre_options): New constructor.
7974 2009-08-24 Cary Coutant <ccoutant@google.com>
7976 * options.h (General_options::no_keep_memory): Remove incorrect
7979 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7981 * Makefile.am (am__skiplex, am__skipyacc): New.
7982 * Makefile.in: Regenerate.
7984 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7986 * Makefile.am (AM_CPPFLAGS): Renamed from ...
7987 (INCLUDES): ... this.
7988 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
7989 (AM_CPPFLAGS): Renamed from ...
7990 (INCLUDE): ... this.
7991 * Makefile.in, testsuite/Makefile.in: Regenerate.
7993 * Makefile.in: Regenerate.
7994 * aclocal.m4: Likewise.
7995 * config.in: Likewise.
7996 * configure: Likewise.
7997 * testsuite/Makefile.in: Likewise.
7999 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8000 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8001 * Makefile.in: Regenerate.
8002 * testsuite/Makefile.in: Regenerate.
8004 2009-08-19 Cary Coutant <ccoutant@google.com>
8006 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8007 symbols in shared libraries overridden by hidden or internal symbols
8008 in the main program.
8010 2009-08-19 Chris Demetriou <cgd@google.com>
8012 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8013 checking source file names in error messages.
8015 2009-08-18 Doug Kwan <dougkwan@google.com>
8017 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8018 an elcpp::Ehdr as parameter. Adjust call to set_target.
8019 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8020 an elfcpp::Ehdr as parameter.
8021 * object.cc (Object::set_target): Remove the version that looks up
8022 a target and sets it.
8023 (Sized_relobj::setup): Take a Target object instead of
8024 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8025 (make_elf_sized_object): Find target and ask target to
8027 * object.h: (Object::set_target): Remove the version that looks up
8028 a target and sets it.
8029 (Sized_relobj::setup): Take a Target object instead of
8030 an elfcpp:Ehdr as parameter.
8031 * target.cc: Include dynobj.h.
8032 (Target::do_make_elf_object_implementation): New.
8033 (Target::do_make_elf_object): New.
8034 * target.h (Target::make_elf_object): New template declaration.
8035 (Target::do_make_elf_object): New method declarations.
8036 (Target::do_make_elf_object_implementation): New template declaration.
8038 2009-08-14 Ian Lance Taylor <iant@google.com>
8040 * gold.h (FUNCTION_NAME): Define.
8041 (gold_unreachable): Use FUNCTION_NAME.
8043 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8045 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8046 symbol in the --keep-unique list is not found.
8048 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8050 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8051 been maked as --keep-unique.
8052 (Icf::unfold_section): New function.
8053 * icf.h (Icf::unfold_section): New function.
8054 * options.h (General_options::keep_unique): New option.
8055 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8056 * testsuite/Makefile.in: Regenerate.
8057 * testsuite/icf_keep_unique_test.sh: New file.
8058 * testsuite/icf_keep_unique_test.cc: New file.
8060 2009-08-12 Cary Coutant <ccoutant@google.com>
8063 * resolve.cc (Symbol_table::resolve): Check for references from
8064 dynamic objects to hidden and internal symbols.
8065 * testsuite/Makefile.am (hidden_test.sh): New test.
8066 * testsuite/Makefile.in: Regenerate.
8067 * testsuite/hidden_test.sh: New script.
8068 * testsuite/hidden_test_1.c: New test source.
8069 * testsuite/hidden_test_main.c: New test source.
8071 2009-08-11 Doug Kwan <dougkwan@google.com>
8073 * arm.cc: Update comments.
8074 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8075 segment to locate the .ARM.exidx section if present.
8077 2009-08-09 Doug Kwan <dougkwan@google.com>
8079 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8082 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8083 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8086 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8088 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8089 valid tls_segment only for non-debug-section relocations.
8090 * testsuite/Makefile.am: Add gc_tls_test.
8091 * testsuite/Makefile.in: Regenerate.
8092 * testsuite/gc_tls_test.cc: New file.
8093 * testsuite/gc_tls_test.sh: New file.
8095 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8099 * Makefile.am (CCFILES): Add icf.cc.
8101 * Makefile.in: Regenerate.
8102 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8103 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8104 section, symbol and addend information for the relocs.
8105 * gold.cc (queue_middle_tasks): Call identical code folding.
8106 * gold.h: Add defines for multimap.
8107 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8108 to the call of finalize_local_symbols.
8109 * main.cc (main): Create object of class Icf.
8110 * object.cc (Sized_relobj::do_layout): Allow this function to be
8111 called twice during icf.
8112 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8113 to sections marked as identical by icf.
8114 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8116 (Sized_relobj::do_section_entsize): New function.
8117 * object.h (Object::section_entsize): New function.
8118 (Object::do_section_entsize): New pure virtual function.
8119 (Relobj::finalize_local_symbols): Add new parameter.
8120 (Relobj::do_section_entsize): New function.
8121 * options.h (General_options::icf): New option.
8122 (General_options::icf_iterations): New option.
8123 (General_options::print_icf_sections): New option.
8124 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8125 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8126 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8128 * symtab.cc (Symbol_table::is_section_folded): New function.
8129 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8130 to sections marked as identical by icf.
8131 * symtab.h (Symbol_table::set_icf): New function.
8132 (Symbol_table::icf): New function.
8133 (Symbol_table::is_section_folded): New function.
8134 (Symbol_table::icf_): New data member.
8135 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8136 * testsuite/Makefile.am: Add commands to build icf_test.
8137 * testsuite/Makefile.in: Regenerate.
8138 * testsuite/icf_test.sh: New file.
8139 * testsuite/icf_test.cc: New file.
8141 2009-07-24 Chris Demetriou <cgd@google.com>
8143 * layout.cc (is_compressible_debug_section): Fix incorrect
8144 comment about compressed section names.
8146 2009-07-20 Ian Lance Taylor <ian@airs.com>
8149 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8151 2009-07-16 Ian Lance Taylor <iant@google.com>
8154 * layout.h: #include <map>.
8155 (class Kept_section): Change from struct to class. Add accessors
8156 and setters. Add section size to Comdat_group mapping. Change
8157 Comdat_group to std::map. Add is_comdat_ field. Add
8158 linkonce_size field in union.
8159 (class Layout): Update declaration of find_or_add_kept_section.
8160 Don't declare find_kept_object.
8161 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8162 parameter. Add object, shndx, is_comdat, and is_group_name
8163 parameters. Change all callers. Adjust for new Kept_section.
8164 (Layout::find_kept_object): Remove.
8165 * object.cc (Sized_relobj::include_section_group): Update use of
8166 Kept_section. Rename secnum to shndx. Only record
8167 Kept_comdat_section if sections are the same size.
8168 (Sized_relobj::include_linkonce_section): Update use of
8169 Kept_section. Only record Kept_comdat_section if sections are the
8170 same size. Set size of linkonce section.
8171 (Sized_relobj::map_to_kept_section): Update call to
8172 get_kept_comdat_section.
8173 * object.h (class Sized_relobj): Rename fields in
8174 Kept_comdat_section to drop trailing underscores; change object
8175 field to Relobj*. Change Kept_comdat_section_table to store
8176 struct rather than pointer.
8177 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8178 Add kept_object and kept_shndx parameters. Change all callers.
8179 (Sized_relobj::get_kept_comdat_section): Change return type to
8180 bool. Add kept_object and kept_shndx parameters. Change all
8182 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8183 Layout::find_or_add_kept_section.
8185 2009-07-09 Ian Lance Taylor <iant@google.com>
8187 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8188 Reserve space in the hash table.
8190 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8192 * fileread.cc (File_read::get_mtime): New method.
8193 * fileread.h (Timespec): New structure.
8194 (File_read::get_mtime): New method.
8195 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8196 Renamed from timestamp_nsec.
8197 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8199 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8201 (Incremental_inputs::report_archive): Save mtime; style fix.
8202 (Incremental_inputs::report_obejct): Save mtime; style fix.
8203 (Incremental_inputs::report_script): Save mtime; style fix.
8204 (Incremental_inputs::finalize_inputs): Style fix.
8205 (Incremental_inputs::finalize): Style fix.
8206 (Incremental_inputs::create_input_section_data): Store inputs
8208 * incremental.h (Incremental_inputs::report_script): Add mtime
8210 (Incremental_inputs::Input_info::Input_info): Intialize only one
8212 (Incremental_inputs::Input_info::archive): Move to nameless
8214 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8215 (Incremental_inputs::Input_info::script): Move to nameless union.
8216 (Incremental_inputs::mtime): New field.
8217 * script.cc (read_input_script): Pass file mtime to
8219 * script.h (Script_info::inputs): Style fix.
8221 2009-07-01 Ian Lance Taylor <ian@airs.com>
8223 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8226 2009-06-24 Ian Lance Taylor <iant@google.com>
8229 * layout.cc (Layout::choose_output_section): If we find an
8230 existing section, update the flags.
8231 (Layout::create_notes): New function, broken out of
8233 (Layout::finalize): Don't create note sections.
8234 (Layout::create_note): Don't crash if linker script discards
8236 (Layout::create_gold_note): Likewise.
8237 (Layout::create_build_id): Likewise. Don't set
8238 after_input_sections on the section.
8239 (Layout::create_executable_stack_info): Remove target parameter.
8241 * layout.h (class Layout): Declare create_notes. Update
8242 declaration of create_executable_stack_info.
8243 * gold.cc (queue_middle_tasks): Call create_notes.
8244 * output.cc (Output_section::update_flags_for_input_section): Move
8245 here from output.h. If SHF_ALLOC flag is newly set, mark address
8247 * output.h (Output_data::mark_address_invalid): New function.
8248 (class Output_section): Only declare, not define,
8249 update_flags_for_input_section. Remove set_flags.
8251 2009-06-24 Ian Lance Taylor <iant@google.com>
8253 * script-sections.cc (Output_section_definition::
8254 set_section_addresses): Rename shadowing local load_address to
8257 2009-06-24 Ian Lance Taylor <iant@google.com>
8260 * reloc.cc (relocate_sections): Skip empty relocation sections.
8262 2009-06-23 Ian Lance Taylor <iant@google.com>
8265 * layout.cc (Layout::create_note): Use choose_output_section
8266 rather than make_output_section.
8268 2009-06-23 Ian Lance Taylor <iant@google.com>
8271 * options.cc (General_options::parse_V): Set printed_version_.
8272 (General_options::General_options): Initialize printed_version_.
8273 * options.h (class General_options): Add printed_version_ field.
8274 * gold.cc (queue_initial_tasks): If there are no input files,
8275 don't give a fatal error if we printed the version information.
8276 (queue_middle_tasks): If using -r with a shared object, give a
8277 fatal error rather than an ordinary error.
8279 2009-06-23 Ian Lance Taylor <iant@google.com>
8282 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8283 (Layout::make_output_section): Set have_stabstr_section_ if we see
8284 a .stab*str section.
8285 (Layout::finalize): Call link_stabs_sections.
8286 (Layout::link_stabs_sections): New file.
8287 * layout.h (class Layout): Add have_stabstr_section_ field.
8288 Declare link_stabs_sections.
8290 2009-06-23 Doug Kwan <dougkwan@google.com>
8292 * Makefile.am (libgold_a_LIBADD): New.
8293 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8294 * Makefile.in: Regenerate.
8295 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8296 * configure: Regenerate.
8297 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8298 * fileread.cc: Include sys/state.h
8299 * gold.h: Declare memmem and strndup if found missing.
8300 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8302 2009-06-23 Ian Lance Taylor <iant@google.com>
8304 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8305 * configure: Rebuild.
8307 2009-06-23 Ian Lance Taylor <iant@google.com>
8310 * object.cc (Object::section_contents): Don't try to get a view if
8311 the section has length zero.
8312 (Object::handle_gnu_warning_section): If the section is empty, use
8313 the name of the section as the warning.
8315 2009-06-23 Ian Lance Taylor <iant@google.com>
8318 * stringpool.h (class Stringpool_template): Add optimize_ field.
8319 (Stringpool_template::set_optimize): New function.
8320 * stringpool.cc (Stringpool_template::Stringpool_template):
8321 Initialize optimize_ field.
8322 (Stringpool_template::set_string_offsets): Test local optimize
8323 fild rather than parameter.
8324 * layout.cc (Layout::Layout): Call set_optimize on the section
8327 2009-06-22 Ian Lance Taylor <iant@google.com>
8330 * yyscript.y: Parse TARGET.
8331 * script.cc (script_set_target): New function.
8332 * script-c.h (script_set_target): Declare.
8333 * options.cc (General_options::string_to_object_format): Rename
8334 from string_to_object_format in anonymous namespace. Change
8336 * options.h (class General_options): Declare
8337 string_to_object_format.
8339 2009-06-22 Ian Lance Taylor <iant@google.com>
8341 * script-sections.cc (Script_sections::create_segments): Don't put
8342 program headers in a PT_LOAD segment if -n or -N.
8344 2009-06-22 Ian Lance Taylor <iant@google.com>
8347 * options.h (class General_options): Add -z lazy and -z now. Sort
8348 -z options into alphabetical order.
8349 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8351 2009-06-21 Ian Lance Taylor <iant@google.com>
8353 * layout.cc (Layout::make_output_section): Call
8354 Target::new_output_section.
8355 (Layout::attach_allocated_section_to_segment): Put large section
8356 sections in a separate load segment with the large segment flag
8358 (Layout::segment_precedes): Sort large data segments after other
8360 (align_file_offset): New static function.
8361 (Layout::set_segment_offsets): Use align_file_offset.
8362 * output.h (class Output_section): Add is_small_section_ and
8363 is_large_section_ fields.
8364 (Output_section::is_small_section): New function.
8365 (Output_section::set_is_small_section): New function.
8366 (Output_section::is_large_section): New function.
8367 (Output_section::set_is_large_section): New function.
8368 (Output_section::is_large_data_section): New function.
8369 (class Output_segment): Add is_large_data_segment_ field.
8370 (Output_segment::is_large_data_segment): New function.
8371 (Output_segment::set_is_large_data_segment): New function.
8372 * output.cc (Output_section::Output_section): Initialize new
8374 (Output_segment::Output_segment): Likewise.
8375 (Output_segment::add_output_section): Add assertion that large
8376 data sections always go in large data segments. Force small data
8377 sections to the end of the list of data sections. Force small BSS
8378 sections to the start of the list of BSS sections. For large BSS
8379 sections to the end of the list of BSS sections.
8380 * symtab.h (class Symbol): Declare is_common_shndx.
8381 (Symbol::is_defined): Check Symbol::is_common_shndx.
8382 (Symbol::is_common): Likewise.
8383 (class Symbol_table): Define enum Commons_section_type. Update
8384 declarations. Add small_commons_ and large_commons_ fields.
8385 * symtab.cc (Symbol::is_common_shndx): New function.
8386 (Symbol_table::Symbol_table): Initialize new fields.
8387 (Symbol_table::add_from_object): Put small and large common
8388 symbols in the right list.
8389 (Symbol_table::sized_finalized_symbol): Check
8390 Symbol::is_common_shndx.
8391 (Symbol_table::sized_write_globals): Likewise.
8392 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8393 common symbol lists. Don't call do_allocate_commons_list if the
8395 (Symbol_table::do_allocate_commons_list): Remove is_tls
8396 parameter. Add comons_section_type parameter. Change all
8397 callers. Handle small and large common symbols.
8398 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8399 Symbol::is_common_shndx.
8400 * resolve.cc (symbol_to_bits): Likewise.
8401 * target.h (Target::small_common_shndx): New function.
8402 (Target::small_common_section_flags): New function.
8403 (Target::large_common_shndx): New function.
8404 (Target::large_common_section_flags): New function.
8405 (Target::new_output_section): New function.
8406 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8407 small_common_section_flags, and large_common_section_flags
8409 (Target::do_new_output_section): New virtual function.
8410 * arm.cc (Target_arm::arm_info): Initialize new fields.
8411 * i386.cc (Target_i386::i386_info): Likewise.
8412 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8414 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8415 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8416 (Target_x86_64::do_new_output_section): New function.
8417 * configure.ac: Define conditional MCMODEL_MEDIUM.
8418 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8419 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8420 (large_LDFLAGS): Define.
8421 * testsuite/large.c: New file.
8422 * testsuite/testfile.cc (Target_test::test_target_info):
8423 Initialize new fields.
8424 * configure, testsuite/Makefile.in: Rebuild.
8426 2009-06-05 Doug Kwan <dougkwan@google.com>
8428 * Makefile.am (CCFILES): Add target.cc.
8429 * Makefile.in: Regenerate.
8430 * i386.cc (class Target_i386): Define new virtual method to
8431 override do_is_local_label_name in parent.
8432 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8433 local symbols if --discard-locals or -X is given.
8434 * options.h (class General_options): Declare new options
8435 '--discard-locals' and '-X' for discarding locals.
8436 * target.h (class Target): Define new methods is_local_label_name.
8437 Declare new virtual method do_is_local_label_name.
8438 * target.cc: New file.
8439 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8440 (check_SCRIPTS): Add discard_locals_test.sh.
8441 (check_DATA): Add discard_local_tests.syms.
8442 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8443 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8444 * testsuite/Makefile.in: Regenerate.
8445 * testsuite/discard_locals_test.c: New file.
8446 * testsuite/discard_locals_test.sh: Same.
8448 2009-06-05 Doug Kwan <dougkwan@google.com>
8450 * object.cc (Sized_relobj::Sized_relobj): Initialize
8451 discarded_eh_frame_shndx_ to -1U.
8452 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8454 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8455 a discarded .eh_frame section.
8456 (Sized_relobj::do_finalize_local_symbols): Ditto.
8457 * object.h (class Sized_relobj): Declare new member
8458 discarded_eh_frame_shndx_.
8459 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8460 (local_labels_test.o, local_labels_test): New rules.
8461 * testsuite/Makefile.in: Regenerate.
8463 2009-06-04 Doug Kwan <dougkwan@google.com>
8465 * layout.cc (Layout::section_name_mapping): Add mapping for
8466 special ARM sections.
8468 2009-06-03 Doug Kwan <dougkwan@google.com>
8470 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8471 (utils::has_overflow): Same.
8473 2009-06-03 Ian Lance Taylor <iant@google.com>
8475 * layout.cc (Layout::section_name_mapping): New array, replacing
8476 Layout::linkonce_mapping.
8477 (Layout::section_name_mapping_count): New variable, replacing
8478 Layout::linkonce_mapping_count.
8479 (Layout::linkonce_output_name): Remove.
8480 (Layout::output_section_name): Rewrite.
8481 * layout.h (class Layout): Rename Linkonce_mapping to
8482 Section_name_mapping, linkonce_mapping to section_name_mapping,
8483 linkonce_mapping_count to section_name_mapping_count. Don't
8484 declare linkonce_output_name.
8486 2009-06-03 Doug Kwan <dougkwan@google.com>
8488 * gold/arm.cc (namespace utils): New.
8489 (Target_arm::reloc_is_non_pic): Define new method.
8490 (class Arm_relocate_functions): New.
8491 (Target_arm::Relocate::relocate): Handle relocation types used by
8494 2009-06-03 Ian Lance Taylor <iant@google.com>
8496 * arm.cc (Target_arm::scan::global): Use || instead of |.
8498 2009-06-02 Doug Kwan <dougkwan@google.com>
8500 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8501 issued_non_pic_error_.
8502 (class Target_arm::Scan): Declare new method check_non_pic.
8503 Define new method symbol_needs_plt_entry.
8504 Declare new data member issued_non_pic_error_.
8505 (class Target_arm::Relocate): Declare new method
8506 should_apply_static_reloc.
8507 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8508 (Target_arm::Scan::check_non_pic): Define new method.
8509 (Target_arm::Scan::local): Handle a small subset of reloc types used
8511 (Target_arm::Scan::local): Same.
8512 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8514 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8516 * incremental.cc (Incremental_inputs::report_command_line): Filter
8517 out --incremental-* options.
8519 2009-05-29 Doug Kwan <dougkwan@google.com>
8521 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8523 (class Target_arm): Update comment.
8524 (Target_arm::Target_arm): Initialize new data members GOT_,
8525 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8526 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8527 and Target_arm::rel_dyn_section.
8528 Declare new_enum Target_arm::Got_type.
8529 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8531 Update commments for member do_dynsym_value.
8532 (Target_arm::got_size, Target_arm::plt_section,
8533 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8534 new methods inside class defintion.
8535 (Target_arm::got_section): Define new method.
8536 (Target_arm::rel_dyn_section): Same.
8537 (Output_data_plt_arm): New template class.
8538 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8539 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8540 (Output_data_plt_arm::add_entry): Same.
8541 (Output_data_plt_arm::first_plt_entry): Define new
8542 static data member for PLT instruction template.
8543 (Output_data_plt_arm::plt_entry): Same.
8544 (Output_data_plt_arm::do_write): Define new method.
8545 (Target_arm::make_plt_entry): Same.
8546 (Target_arm::do_finalize_sections): Same.
8547 (Target_arm::do_dynsym_value): Same.
8549 2009-05-28 Doug Kwan <dougkwan@google.com>
8551 * Makefile.am (TARGETSOURCES): Add arm.cc.
8552 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8553 * Makefile.in: Regenerate.
8555 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8557 2009-05-26 Doug Kwan <dougkwan@google.com>
8559 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8560 (General_options::check_excluded_libs): Strip off directories in
8561 archive name before matching like GNU ld does.
8562 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8563 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8564 (exclude_libs_test_LDFLAGS): Add linker option
8565 -Wl,--exclude-libs,libexclude_libs_test_3
8566 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8567 an explicit archive without using -l.
8568 (alt/libexclude_libs_test_3.a): New make rule.
8569 * testsuite/Makefile.in: Regenerate.
8570 * testsuite/exclude_libs_test.c : Declare lib3_default().
8572 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8573 * exclude_libs_test_3.c: New file.
8575 2009-05-26 Nick Clifton <nickc@redhat.com>
8577 * po/id.po: New Indonesian translation.
8578 * po/gold.pot: Updated template file.
8580 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8582 * testsuite/Makefile.am: Add -ffunction-sections to compile
8583 gc_comdat_test files. Add -Wl,--gc-sections to build
8585 * testsuite/Makefile.in: Regenerate.
8586 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8588 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8590 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8591 kept comdat section was garbage collected.
8592 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8593 * testsuite/Makefile.in: Regenerate.
8594 * testsuite/gc_comdat_test.sh: New file.
8595 * testsuite/gc_comdat_test_1.cc: New file.
8596 * testsuite/gc_comdat_test_2.cc: New file.
8598 2009-05-19 Doug Kwan <dougkwan@google.com>
8600 * archive.cc (Archive::Archive): Move constructor from archive.h
8601 to here. Initialize no_export_.
8602 (Archive::get_elf_object_for_member): Set no_export flag of object.
8603 * archive.h (Archive::Archive): Move constructor body to
8605 (Archive::no_export): New method.
8606 (Archive::no_export_): New field.
8607 * object.h (Object::Object): Initialize no_export_ to false.
8608 (Object::no_export, Object::set_no_export): New methods.
8609 (Object::no_export_): New field.
8610 * options.cc (General_options::parse_exclude_libs): New method.
8611 (General_options::check_excluded_libs) Same.
8612 * options.h (exclude_libs): New option.
8613 (General_options::check_excluded_libs): New method declaration.
8614 (General_options::excluded_libs_): New field.
8615 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8616 default or protected visibility if an object has no-export flag set.
8617 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8618 (check_SCRIPTS): Add exclude_libs_test.sh.
8619 (check_DATA): Add exclude_libs_test.syms.
8620 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8621 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8622 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8623 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8624 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8625 libexclude_libs_test_2.a): New rules.
8626 * testsuite/Makefile.in: Regenerate.
8627 * testsuite/exclude_libs_test.c: New file.
8628 * testsuite/exclude_libs_test.sh: Ditto.
8629 * testsuite/exclude_libs_test_1.c: Ditto.
8630 * testsuite/exclude_libs_test_2.c: Ditto.
8632 2009-05-15 Ian Lance Taylor <iant@google.com>
8634 * configure.ac: Check for declarations for cases where libiberty.h
8635 checks HAVE_DECL_xxx.
8636 * configure, config.in: Rebuild.
8638 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8640 * gold.h (Incremental_argument_list): Remove (invalid) forward
8642 * incremental.cc (Incremental_inputs::report_achive): New method.
8643 (Incremental_inputs::report_object): New method.
8644 (Incremental_inputs::report_script): New method.
8645 (Incremental_inputs::finalize_inputs): New method.
8646 (Incremental_inputs::finalize): Call finalize_inputs().
8647 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8648 Create inputs entries.
8649 * incremental.h (Incremental_input_type): New enum.
8650 (Incremental_inputs::Incremental_input): Initialize new fields.
8651 (Incremental_inputs::report_inputs): New method.
8652 (Incremental_inputs::report_achive): New method.
8653 (Incremental_inputs::report_object): New method.
8654 (Incremental_inputs::report_script): New method.
8655 (Incremental_inputs::finalize_inputs): New method.
8656 (Incremental_inputs::Input_info): New struct.
8657 (Incremental_inputs::Input_info_map): New typedef.
8658 (Incremental_inputs::lock_): New field.
8659 (Incremental_inputs::Inputs_): New field.
8660 (Incremental_inputs::Inputs_map): New field.
8661 * main.cc (main): Call Incremental_input::report_inputs.
8662 * options.h (Input_argument_list): Typedef moved from
8664 (Input_file_group::Files): Remove, use ::Input_argument_list.
8665 (Input_file_group::Input_argument_list): Remove, use
8666 ::Input_argument_list.
8667 * plugin.cc (Plugin_manager::add_input_file): Add error in
8669 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8671 * script.cc (read_input_script): Call
8672 Incremental_input::report_script.
8673 * script.h (Script_info): New class.
8675 2009-04-27 Ian Lance Taylor <iant@google.com>
8677 * x86_64.cc (do_adjust_output_section): Set entsize to
8680 2009-04-23 Elliott Hughes <enh@google.com>
8682 * output.cc (Output_file::close): After short writes, continue
8683 writing from the correct offset in the buffer being written.
8685 2009-04-23 Chris Demetriou <cgd@google.com>
8687 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8688 * configure: Regenerate.
8689 * config.in: Regenerate.
8690 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8691 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8693 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8695 * incremental.cc (Incremental_inputs_header_data): Renamed from
8696 Incremental_input_header_data.
8697 (Incremental_inputs_header_data::data_size): New field.
8698 (Incremental_inputs_header_data::put_input_file_count): Renamed
8699 from input_file_count.
8700 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8701 from command_line_offset.
8702 (Incremental_inputs_header_data::put_reserved): Renamed from
8704 (Incremental_inputs_entry_data): Renamed from
8705 Incremental_input_entry_data.
8706 (Incremental_inputs_entry_data::data_size): New field.
8707 (Incremental_inputs::report_command_line): New method.
8708 (Incremental_inputs::finalize): New method.
8709 (Incremental_inputs::create_incremental_inputs_data): New method.
8710 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8711 * incremental.h: New file.
8712 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8713 (Layout::finalize): Create incremental inputs section in
8715 (Layout::create_incremental_info_sections): New method.
8716 * layout.h (Layout::incremental_inputs): New method.
8717 (Layout::create_incremental_info_sections): New method.
8718 (Layout::incremental_inputs_): New field.
8719 * main.cc (main): Notify Incremental_input of the command line.
8721 2009-04-01 Ian Lance Taylor <iant@google.com>
8722 Mikolaj Zalewski <mikolajz@google.com>
8724 * gold.h (reserve_unordered_map): Define, three versions, one for
8725 each version of Unordered_map.
8726 * layout.cc (Layout::Layout): Remove options parameter. Add
8727 number_of_input_files parameter. Don't initialize options_.
8728 Initialize number_of_input_files_ and resized_signatures_. Move
8729 sections_are_attached_.
8730 (Layout::layout_group): Reserve space for group_signatures_.
8731 (Layout::find_or_add_kept_section): Change name parameter to be a
8732 reference. Resize signatures_ map when it gets large enough.
8733 (Layout::layout_eh_frame): Use parameters->options() instead of
8735 (Layout::make_output_section): Likewise.
8736 (Layout::attach_allocated_section_to_segment): Likewise.
8737 (Layout::finalize, Layout::create_executable_stack): Likewise.
8738 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8739 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8740 * layout.h (class Layout): Update declarations. Remove options_
8741 field. Add number_of_input_files_ and resized_signatures_
8742 fields. Move sections_are_attached_ field.
8743 * main.cc (main): Pass number of input files to Layout
8744 constructor. Don't pass options.
8746 2009-03-30 Ian Lance Taylor <iant@google.com>
8748 * ffsll.c (ffsll): Correct implementation.
8750 2009-03-27 Ian Lance Taylor <iant@google.com>
8752 * ffsll.c: New file.
8753 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8754 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8755 * ftruncate.c (ftruncate): Declare before definition.
8756 * mremap.c (mremap): Likewise.
8757 * pread.c (pread): Likewise.
8758 * configure, Makefile.in, config.in: Rebuild.
8760 * mremap.c: New file.
8761 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8762 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8763 (mremap): Declare if HAVE_MREMAP is not defined.
8764 * configure, Makefile.in, config.in: Rebuild.
8766 2009-03-27 Cary Coutant <ccoutant@google.com>
8768 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8769 position independent.
8770 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8771 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8773 2009-03-24 Cary Coutant <ccoutant@google.com>
8775 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8777 (needs_dynamic_reloc): Likewise.
8779 2009-03-24 Ian Lance Taylor <iant@google.com>
8781 * yyscript.y (file_cmd): Recognize EXTERN.
8782 (extern_name_list, extern_name_list_body): New nonterminals.
8783 * script.cc (script_add_extern): Define.
8784 * script-c.h (script_add_extern): Declare.
8786 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8788 * object.cc (is_elf_object): Define.
8789 * object.h (is_elf_object): Declare.
8790 * archive.cc (Archive::get_elf_object_for_member): Call
8792 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8794 2009-03-24 Elliott Hughes <enh@google.com>
8796 * output.cc (Output_file::map_anonymous): Define.
8797 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8798 try an anonymous one. Report the size if the mmap fails.
8799 * output.h (class Output_file): Declare map_anonymous.
8801 2009-03-24 Ian Lance Taylor <iant@google.com>
8803 * target-select.cc (instantiate_target): Don't acquire the lock if
8804 the instantiated_target_ field has already been set.
8806 2009-03-23 Ian Lance Taylor <iant@google.com>
8808 * gold-threads.h (class Initialize_lock): Define.
8809 * gold-threads.cc (class Initialize_lock_once): Define.
8810 (initialize_lock_control): New static variable.
8811 (initialize_lock_pointer): New static variable.
8812 (initialize_lock_once): New static function.
8813 (Initialize_lock::Initialize_lock): Define.
8814 (Initialize_lock::initialize): Define.
8815 * target-select.h: Include "gold-threads.h".
8816 (class Target_selector): Add lock_ and initialize_lock_ fields.
8817 Don't define instantiate_target, just declare it.
8818 * target-select.cc (Target_selector::Target_selector): Initialize
8820 (Target_selector::instantiate_target): Define.
8821 * descriptors.h: Include "gold-threads.h".
8822 (class Descriptors): Add initialize_lock_ field.
8823 * descriptors.cc (Descriptors::Descriptors): Initialize new
8825 (Descriptors::open): Use initialize_lock_ field
8826 * errors.h (class Errors): Add initialize_lock_ field.
8827 * errors.cc (Errors::Errors): Initialize new field.
8828 (Errors::initialize_lock): Use initialize_lock_ field.
8829 * powerpc.cc (class Target_selector_powerpc): Remove
8830 instantiated_target_ field. In do_recognize call
8831 instantiate_target rather than do_instantiate_target. In
8832 do_instantiate_target just allocate a new target.
8833 * sparc.cc (class Target_selector_sparc): Likewise.
8835 * freebsd.h: New file.
8836 * i386.cc: Include "freebsd.h".
8837 (Target_i386): Derive from Target_freebsd rather than
8839 (Target_selector_i386): Derive from Target_selector_freebsd rather
8840 than Target_selector.
8841 * x86_64.cc: Include "freebsd.h".
8842 (Target_x86_64): Derive from Target_freebsd rather than
8844 (Target_selector_x86_64): Derive from Target_selector_freebsd
8845 rather than Target_selector.
8846 * target.h (class Target): Add adjust_elf_header and
8847 do_adjust_elf_header.
8848 * output.cc (Output_file_header:: do_sized_write): Call target
8849 adjust_elf_header routine.
8850 * configure.tgt: Set targ_osabi.
8851 * configure.ac: Define GOLD_DEFAULT_OSABI.
8852 * parameters.cc (Parameters::default_target): Pass
8853 GOLD_DEFAULT_OSABI to select_target.
8854 * target-select.h (class Target_selector): Make instantiate_target
8855 protected rather than private.
8856 * Makefile.am (HFILES): Add freebsd.h.
8857 * configure, Makefile.in, config.in: Rebuild.
8859 * merge.cc (do_add_input_section): Correct pend value. Change
8860 message about last entry not being null terminated from error to
8863 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8865 * incremental.cc: New file.
8866 * Makefile.am (CCFILES): Add incremental.cc.
8867 * Makefile.in: Rebuild.
8869 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8871 * layout.cc (Layout::output_section_name): Preserve names
8872 of '.note.' sections.
8874 2009-03-19 Ian Lance Taylor <iant@google.com>
8876 * descriptors.cc (Descriptors::open): Check that the options are
8877 valid before using them.
8879 2009-03-18 Ian Lance Taylor <iant@google.com>
8881 * script-sections.h: Include <list>.
8882 (class Script_sections): Change Sections_elements from std::vector
8883 to std::list. Typedef public Elements_iterator. Add
8884 orphan_section_placement_, data_segment_align_start_, and
8885 saw_data_segment_align_ fields. Remove data_segment_align_index_
8887 * script-sections.cc (class Orphan_section_placement): New class.
8888 (class Sections_element): Add virtual functions is_relro and
8889 orphan_section_init. Remove virtual function place_orphan_here.
8890 (class Output_section_definition): Add is_relro and
8891 orphan_section_init. Remove place_orphan_here.
8892 (class Orphan_output_section): Likewise.
8893 (Script_sections::Script_sections): Update for field changes.
8894 (Script_sections::data_segment_align): Set saw_data_segment_align_
8895 and data_segment_align_start_, not data_segment_align_index.
8896 (Script_sections::data_segment_relro_end): Check
8897 saw_data_segment_align_. Use data_segment_align_start_ rather
8898 than data_segment_align_index_.
8899 (Script_sections::place_orphan): Rewrite to use
8900 Orphan_section_placement.
8902 2009-03-17 Ian Lance Taylor <iant@google.com>
8904 * archive.cc (Archive::add_symbols): Check for a version attached
8905 to the symbol name in the archive map.
8906 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
8907 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
8908 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
8909 (ver_test_11.a): New target.
8910 * testsuite/Makefile.in: Rebuild.
8912 * configure.ac: Check for chsize and posix_fallocate. Replace
8914 * ftruncate.c: New file, from gnulib.
8915 * output.cc (posix_fallocate): Define dummy version if not
8916 HAVE_POSIX_FALLOCATE.
8917 (Output_file::map): Call posix_fallocate rather than lseek and
8919 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
8920 * configure, Makefile.in, config.in: Rebuild.
8922 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
8924 * layout.h (Layout::create_note): Add section_name parameter.
8925 * layout.cc (Layout::create_note): Likewise.
8926 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
8928 2009-03-17 Ian Lance Taylor <iant@google.com>
8930 * descriptors.cc: Include "options.h".
8931 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
8932 (Descriptors::open): Always use O_CLOEXEC when opening a new
8933 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
8934 then set FD_CLOEXEC.
8936 * sparc.cc (class Target_sparc): Add has_got_section.
8937 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
8938 make sure we have a GOT section.
8940 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
8941 (Target_sparc::Scan::local): Likewise.
8942 (Target_sparc::Scan::global): Likewise.
8943 (Target_sparc::Relocate::relocate): Likewise.
8944 (Target_sparc::Relocate::relocate_tls): Likewise.
8946 * symtab.cc (Symbol_table::define_default_version): New function,
8947 broken out of add_from_object.
8948 (Symbol_table::add_from_object): Call define_default_version.
8949 (Symbol_table::define_special_symbol): Add resolve_oldsym
8950 parameter. Change all callers. If the version for a symbol comes
8951 from a version script, resolve it with the symbol with the same
8952 name with no version. Also add the symbol without a version if
8954 (do_define_in_output_data): If resolving with oldsym, don't delete
8956 (do_define_in_output_segment): Likewise.
8957 (do_define_as_constant): Likewise.
8958 * symtab.h (class Symbol_table): Update declarations.
8960 2009-03-13 Ian Lance Taylor <iant@google.com>
8962 * readsyms.cc (Read_symbols::incompatible_warning): New function.
8963 (Read_symbols::requeue): New function.
8964 (Read_symbols::do_read_symbols): If make_elf_object fails because
8965 the target type is not configured, and the file was searched for,
8966 issue a warning and retry with the next directory.
8967 (Add_symbols::run): If the file has an incompatible format, and
8968 it was searched for, requeue the Read_symbols task. On error,
8970 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
8971 dirindex parameter to constructor. Change all callers. Declare
8972 incompatible_warning and requeue.
8973 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
8974 input_argument_ and input_group_ fields. Add them to
8975 constructor. Change all callers.
8976 (class Read_script): Add dirindex_ field. Add it to constructor.
8978 * archive.cc (Archive::setup): Remove input_objects parameter.
8980 (Archive::get_file_and_offset): Likewise.
8981 (Archive::read_all_symbols): Likewise.
8982 (Archive::read_symbols): Likewise.
8983 (Archive::get_elf_object_for_member): Remove input_objects
8984 parameter. Add punconfigured parameter. Change all callers.
8985 (Archive::add_symbols): Change return type to bool. Check return
8986 value of include_member.
8987 (Archive::include_all_members): Likewise.
8988 (Archive::include_member): Change return type to bool. Return
8989 false if first included object has incompatible target. Set
8990 included_member_ field.
8991 (Add_archive_symbols::run): If add_symbols returns false, requeue
8993 * archive.h (class Archive): Add included_member_ field.
8994 Initialize it in constructor. Add input_file and searched_for
8995 methods. Update declarations.
8996 (class Add_archive_symbols): Add dirpath_, dirindex_, and
8997 input_argument_ fields. Add them to constructor. Change all
8999 * script.cc: Include "target-select.h".
9000 (class Parser_closure): Add skip_on_incompatible_target_ and
9001 found_incompatible_target_ fields. Add
9002 skip_on_incompatible_target parameter to constructor. Change all
9003 callers. Add methods skip_on_incompatible_target,
9004 clear_skip_on_incompatible_target, found_incompatible_target, and
9005 set_found_incompatible_target.
9006 (read_input_script): Add dirindex parameter. Change all callers.
9007 If parser finds an incompatible target, requeue Read_symbols
9009 (script_set_symbol): Clear skip_on_incompatible_target in
9011 (script_add_assertion, script_parse_option): Likewise.
9012 (script_start_sections, script_add_phdr): Likewise.
9013 (script_check_output_format): New function.
9014 * script.h (read_input_script): Update declaration.
9015 * script-c.h (script_check_output_format): Declare.
9016 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9017 (ignore_cmd): Remove OUTPUT_FORMAT.
9018 * fileread.cc (Input_file::Input_file): Add explicit this.
9019 (Input_file::will_search_for): New function.
9020 (Input_file::open): Add pindex parameter. Change all callers.
9021 * fileread.h (class Input_file): Add input_file_argument method.
9022 Declare will_search_for. Update declarations.
9023 * object.cc (make_elf_object): Add punconfigured parameter.
9025 * object.h (class Object): Make input_file public. Add
9026 searched_for method.
9027 (make_elf_object): Update declaration.
9028 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9030 * dirsearch.h (class Dirsearch): Update declaration.
9031 * options.h (class General_options): Add --warn-search-mismatch.
9032 * parameters.cc (Parameters::is_compatible_target): New function.
9033 * parameters.h (class Parameters): Declare is_compatible_target.
9034 * workqueue.cc (Workqueue::add_blocker): New function.
9035 * workqueue.h (class Workqueue): Declare add_blocker.
9037 * fileread.cc (Input_file::open): Remove options parameter.
9039 (Input_file::open_binary): Likewise.
9040 * script.cc (read_input_script): Likewise.
9041 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9042 options parameter from constructor. Change all callers.
9043 (class Read_script): Likewise.
9044 * fileread.h (class Input_file): Update declarations.
9045 * script.h (read_input_script): Update declaration.
9047 2009-03-10 Nick Clifton <nickc@redhat.com>
9049 * po/es.po: New Spanish translation.
9051 2009-03-06 Cary Coutant <ccoutant@google.com>
9053 * options.cc (parse_short_option): Keep dash_z from registering itself.
9055 2009-03-03 Ian Lance Taylor <iant@google.com>
9058 * target-reloc.h (relocate_section): Pass output_section to
9060 * i386.cc (Target_i386::should_apply_static_reloc): Add
9061 output_section parameter. Change all callers.
9062 (Target_i386::Relocate::relocate): Add output_section parameter.
9063 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9064 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9065 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9066 * testsuite/two_file_shared.sh: New script.
9067 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9068 (check_DATA): Add two_file_shared.dbg.
9069 (two_file_shared.dbg): New target.
9070 * testsuite/Makefile.in: Rebuild.
9072 2009-03-01 Ian Lance Taylor <iant@google.com>
9074 * configure.ac: Check for byteswap.h.
9075 * configure: Rebuild.
9076 * config.in: Rebuild.
9078 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9080 * layout.cc (Layout::find_or_add_kept_section): New function.
9081 (Layout::add_comdat): Removed.
9082 * layout.h (struct Kept_section): Move out of class Layout.
9083 Remove trailing underscores from field names. Add group_sections
9084 field. Rename group_ field to is_group. Change all uses.
9085 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9086 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9087 comdat_groups_ field.
9088 (Sized_relobj::include_section_group): Use
9089 find_or_add_kept_section and Kept_section::group_sections.
9090 (Sized_relobj::include_linkonce_section): Likewise.
9091 * object.cc (class Sized_relobj): Don't define Comdat_group or
9092 Comdat_group_table. Remove find_comdat_group and
9093 add_comdat_group. Remove comdat_groups_ field.
9094 * plugin.cc (include_comdat_group): Use
9095 Layout::find_or_add_kept_section.
9097 2009-02-28 Ian Lance Taylor <iant@google.com>
9099 * README: --gc-sections and map files are now supported. Document
9100 some build requirements.
9103 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9104 relocatable link set the value of the section symbol to zero.
9105 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9106 relocatable link don't include the section address in the local
9109 2009-02-27 Ian Lance Taylor <iant@google.com>
9112 * options.h (class Search_directory): Add is_system_directory.
9113 (class General_options): Declare is_in_system_directory.
9114 * options.cc (get_relative_sysroot): Make static.
9115 (get_default_sysroot): Make static.
9116 (General_optoins::is_in_system_directory): New function.
9117 * fileread.cc (Input_file::is_in_system_directory): New function.
9118 * fileread.h (class Input_file): Declare is_in_system_directory.
9119 * object.h (class Object): Add is_in_system_directory.
9120 (class Input_objects): Remove system_library_directory_ field.
9121 * object.cc (Input_objects::add_object): Don't set
9122 system_library_directory_.
9123 (input_objects::found_in_system_library_directory): Remove.
9124 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9125 parameter. Change all callers.
9126 (Symbol_table::sized_write_globals): Likewise.
9127 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9128 Call Object::is_in_system_directory.
9129 * symtab.h (class Symbol_table): Update declarations.
9132 * descriptors.h (Open_descriptor): Add is_on_stack field.
9133 * descriptors.cc (Descriptors::open): If the descriptor is on the
9134 top of the stack, remove it. Initialize is_on_stack field.
9135 (Descriptors::release): Only add pod to stack if it is not on the
9137 (Descriptors::close_some_descriptor): Clear stack_next and
9141 * output.cc (Output_section::find_starting_output_address): Rename
9142 from starting_output_address; add PADDR parameter; change return
9144 * output.h (class Output_section): Declare
9145 find_starting_output_address instead of starting_output_address.
9146 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9147 section symbol for which we can't find a merge section.
9150 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9151 hidden or internal, force the symbol to be local.
9152 * resolve.cc (Symbol::override_visibility): Define.
9153 (Symbol::override_base): Use override_visibility.
9154 (Symbol_table::resolve): Likewise.
9155 (Symbol::override_base_with_special): Likewise.
9156 (Symbol_table::override_with_special): If the visibility is hidden
9157 or internal, force the symbol to be local.
9158 * symtab.h (class Symbol): Add set_visibility and
9159 override_visibility.
9160 * testsuite/ver_test_1.sh: New file.
9161 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9162 (check_DATA): Add ver_test_1.syms.
9163 (ver_test_1.syms): New target.
9164 * testsuite/Makefile.in: Rebuild.
9166 2009-02-25 Cary Coutant <ccoutant@google.com>
9168 * layout.cc (Layout::choose_output_section): Don't rename sections
9169 when using a linker script that has a SECTIONS clause.
9170 * Makefile.in: Regenerate.
9172 * testsuite/Makefile.am (script_test_5.sh): New test case.
9173 * testsuite/Makefile.in: Regenerate.
9174 * testsuite/script_test_5.cc: New file.
9175 * testsuite/script_test_5.sh: New file.
9176 * testsuite/script_test_5.t: New file.
9178 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9180 * archive.cc (Archive::include_member): Update calls to add_symbols.
9181 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9182 the Layout argument.
9183 * dynobj.h (do_add_symbols): Add the Layout argument.
9184 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9186 * object.h (Object::add_symbols): Add the Layout argument.
9187 (Object::do_add_symbols): Add the Layout argument.
9188 (Sized_relobj::do_add_symbols): Add the Layout argument.
9189 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9190 Unify the two versions.
9191 (Add_plugin_symbols): Remove.
9192 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9193 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9194 (Add_plugin_symbols): Remove.
9195 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9196 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9197 (Add_symbols::run): Make it work with Pulginobj.
9199 2009-02-06 Ian Lance Taylor <iant@google.com>
9201 * object.cc (Sized_relobj::do_layout): Make info message start
9202 with lower case letter.
9204 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9206 * binary.cc: Fix file comment.
9208 * options.h (enum Incremental_disposition): Define.
9209 (class General_options): Add new options: --incremental,
9210 --incremental_changed, --incremental_unchanged,
9211 --incremental_unknown. Add incremental_disposition_ and
9212 implicit_incremental_ fields.
9213 (General_options::incremental_disposition): New function.
9214 (class Position_dependent_options): Add incremental_disposition
9216 (Position_dependent_options::copy_from_options): Set incremental
9218 * options.cc (General_options::parse_incremental_changed): New
9220 (General_options::parse_incremental_unchanged): New function.
9221 (General_options::parse_incremental_unknown): New function.
9222 (General_options::General_options): Initialize new fields
9223 incremental_disposition_ and implicit_incremental_.
9224 (General_options::finalize): Check for uasge of --incremental-*
9225 without --incremental.
9227 2009-02-06 Chris Demetriou <cgd@google.com>
9229 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9230 pointer and to report location as the file name associated with
9232 (gold_undefined_symbol_at_location): New function to replace the
9233 old gold_undefined_symbol functionality.
9234 * target-reloc.h (relocate_section): Update to use
9235 gold_undefined_symbol_at_location.
9236 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9237 Call gold_undefined_symbol function rather than gold_error.
9238 * errors.h (Errors::undefined_symbol): Take location as a
9239 string, rather than calculating it from a relocation.
9240 * errors.cc (Errors::fatal): Print "fatal error:" before the
9242 (Errors::error, Errors::error_at_location): Print "error: "
9243 before the formatted message.
9244 (Errors::undefined_symbol): Take location as a string, rather
9245 than calculating it from a relocation.
9246 (gold_undefined_symbol_at_location): New function akin to
9247 old gold_undefined_symbol, calculates location from relocation.
9248 (gold_undefined_symbol): Change to take only a Symbol pointer
9249 and to report location as the file name associated with the symbol.
9250 * testsuite/debug_msg.sh: Update for changed error messages.
9251 * testsuite/undef_symbol.sh: Likewise.
9253 2009-02-04 Duncan Sands <baldrick@free.fr>
9256 * reduced_debug_output.h
9257 (Output_reduced_debug_abbrev_section::failed): Use format for
9259 (Output_reduced_debug_info_section::faild): Likewise.
9261 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9263 * script.cc (Lazy_demangler): New class.
9264 (Version_script_info::get_symbol_version_helper): Demangle a
9267 2009-01-29 Cary Coutant <ccoutant@google.com>
9269 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9271 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9273 2009-01-28 Ian Lance Taylor <iant@google.com>
9275 * version.cc (version_string): Bump to 1.9.
9277 * gold.h: Include <cstring> and <stdint.h>.
9278 * version.cc: Include <cstdio>.
9279 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9281 * reduced_debug_output.cc (insert_into_vector): Rename from
9282 Insert_into_vector; change all callers. Use Swap_unaligned to
9283 avoid aliasing issue; remove union since it is unnecessary.
9285 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9287 * Makefile.am (CCFILES): Add gc.cc.
9289 * Makefile.in: Regenerate.
9290 * gold.cc (Gc_runner): New class.
9291 (queue_initial_tasks): Call garbage collection related tasks
9292 when corresponding options are invoked.
9293 (queue_middle_gc_tasks): New function.
9294 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9295 processed early before laying out sections during garbage collection.
9296 * gold.h (queue_middle_gc_tasks): New function.
9297 (is_prefix_of): Move from "layout.cc".
9298 * i386.cc (Target_i386::gc_process_relocs): New function.
9299 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9300 * main.cc (main): Create object of class "Garbage_collection".
9301 * object.cc (Relobj::copy_symbols_data): New function.
9302 (Relobj::is_section_name_included): New function.
9303 (Sized_relobj::do_layout): Allow this function to be called twice
9304 during garbage collection and defer layout of section during the
9306 * object.h (Relobj::get_symbols_data): New function.
9307 (Relobj::is_section_name_included): New function.
9308 (Relobj::copy_symbols_data): New function.
9309 (Relobj::set_symbols_data): New function.
9310 (Relobj::get_relocs_data): New function.
9311 (Relobj::set_relocs_data): New function.
9312 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9313 (Relobj::gc_process_relocs): New function.
9314 (Relobj::do_gc_process_relocs): New pure virtual function.
9315 (Relobj::sd_): New data member.
9316 (Sized_relobj::is_output_section_offset_invalid): New function.
9317 (Sized_relobj::do_gc_process_relocs): New function.
9318 * options.h (General_options::gc_sections): Modify to not be a no-op.
9319 (General_options::print_gc_sections): New option.
9320 * plugin.cc (Plugin_finish::run): Remove function call to
9321 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9322 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9323 * reloc.cc (Read_relocs::run): Add task to process relocs and
9324 determine unreferenced sections when doing garbage collection.
9325 (Gc_process_relocs): New class.
9326 (Sized_relobj::do_gc_process_relocs): New function.
9327 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9328 sections that are garbage collected.
9329 * reloc.h (Gc_process_relocs): New class.
9330 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9331 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9332 symbols whose corresponding sections are garbage collected.
9333 (Symbol_table::Symbol_table): Add new parameter for the garbage
9335 (Symbol_table::gc_mark_undef_symbols): New function.
9336 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9337 (Symbol_table::gc_mark_dyn_syms): New function.
9338 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9340 (Symbol_table::add_from_object): Likewise.
9341 (Symbol_table::add_from_relobj): When building shared objects, do not
9342 treat externally visible symbols as garbage.
9343 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9344 table information for static and relocatable links.
9345 * symtab.h (Symbol_table::set_gc): New function.
9346 (Symbol_table::gc): New function.
9347 (Symbol_table::gc_mark_undef_symbols): New function.
9348 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9349 (Symbol_table::gc_mark_dyn_syms): New function.
9350 (Symbol_table::gc_): New data member.
9351 * target.h (Sized_target::gc_process_relocs): New pure virtual
9353 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9354 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9356 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9358 * options.h (General_options::gc_sections): Define as a no-op for now.
9359 (General_options::no_keep_memory): Ditto.
9360 (General_options::Bshareable): Define.
9361 * options.cc (General_options::finalize): Honor -Bshareable.
9363 2009-01-20 Andreas Schwab <schwab@suse.de>
9365 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9366 read the value in the contents, since we don't use it. Use the
9367 template endianness when writing.
9368 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9370 2009-01-19 Andreas Schwab <schwab@suse.de>
9372 * configure.tgt (powerpc64-*): Fix targ_obj.
9374 2009-01-15 Ian Lance Taylor <iant@google.com>
9376 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9377 local symbols when stripping all symbols.
9379 2009-01-14 Cary Coutant <ccoutant@google.com>
9381 * output.cc (Output_reloc): Add explicit instantiations.
9383 2009-01-14 Cary Coutant <ccoutant@google.com>
9385 * archive.cc (Archive::get_elf_object_for_member): Remove call
9386 to File_read::claim_for_plugin.
9387 * descriptors.cc (Descriptors::open): Remove reference to
9389 (Descriptors::claim_for_plugin): Remove.
9390 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9391 (Descriptors::is_claimed): Remove.
9392 (claim_descriptor_for_plugin): Remove.
9393 * fileread.cc (File_read::claim_for_plugin): Remove.
9394 * fileread.h (File_read::claim_for_plugin): Remove.
9395 (File_read::descriptor): Reopen descriptor if necessary.
9396 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9397 (Plugin_manager::all_symbols_read): Add task parameter. Change
9399 (Plugin_manager::get_input_file): New function.
9400 (Plugin_manager::release_input_file): New function.
9401 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9402 corresponding data member.
9403 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9404 and pass to base constructor. Change all callers.
9405 (get_input_file, release_input_file): New functions.
9406 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9407 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9408 (Plugin_manager::all_symbols_read): Add task parameter.
9409 (Plugin_manager::get_input_file): New function.
9410 (Plugin_manager::release_input_file): New function.
9411 (Plugin_manager::task_): New data member.
9412 (Pluginobj::Pluginobj): Add filesize parameter.
9413 (Pluginobj::filename): New function.
9414 (Pluginobj::descriptor): New function.
9415 (Pluginobj::filesize): New function.
9416 (Pluginobj::filesize_): New data member.
9417 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9418 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9419 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9421 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9422 with archive libraries.
9423 * testsuite/Makefile.in: Regenerate.
9424 * testsuite/plugin_test.c (struct sym_info): New type.
9425 (get_input_file, release_input_file): New static variables.
9426 (onload): Capture new transfer vector entries.
9427 (claim_file_hook): Stop reading at end of file according to filesize.
9428 Factor out parsing of readelf output into separate function.
9429 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9430 APIs and get the source file name from the symbol table. Convert
9431 source file name to corresponding object file name. Print info
9432 message when adding new input files.
9433 (parse_readelf_line): New function.
9434 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9435 * testsuite/plugin_test_2.sh: Likewise.
9436 * testsuite/plugin_test_3.sh: Likewise.
9437 * testsuite/plugin_test_4.sh: New test case.
9439 2009-01-07 Ian Lance Taylor <iant@google.com>
9441 * version.cc (version_string): Bump to 1.8.
9443 2008-12-23 Cary Coutant <ccoutant@google.com>
9445 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9446 * plugin.cc (Plugin_manager::finish): Rename as
9447 layout_deferred_objects. Move cleanup to separate function.
9448 (Plugin_manager::cleanup): New function.
9449 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9451 * plugin.h (Plugin_manager::finish): Rename as
9452 layout_deferred_objects.
9453 (Plugin_manager::cleanup): New function.
9454 (Plugin_manager::cleanup_done): New field.
9456 2008-12-23 Cary Coutant <ccoutant@google.com>
9458 * plugin.cc (is_visible_from_outside): New function.
9459 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9460 so we don't return "IR only" status for exported symbols or -r links.
9462 * testsuite/Makefile.am (plugin_test_3): New test case.
9463 * testsuite/Makefile.in: Regenerate.
9464 * testsuite/plugin_test_3.sh: New file.
9466 2008-12-22 Cary Coutant <ccoutant@google.com>
9468 * object.cc (Sized_relobj::layout_section): New function.
9469 (Sized_relobj::do_layout): Defer layout of input sections until after
9470 plugin has provided replacement files.
9471 (Sized_relobj::do_layout_deferred_sections): New function.
9472 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9473 (Relobj::layout_deferred_sections): New function.
9474 (Relobj::do_layout_deferred_sections): New function.
9475 (Sized_relobj::do_layout_deferred_sections): New function.
9476 (Sized_relobj::layout_section): New function.
9477 (Sized_relobj::Deferred_layout): New structure.
9478 (Sized_relobj::deferred_layout_): New field.
9479 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9480 Change all callers. Layout deferred sections.
9481 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9483 (Plugin_hook::run): Move code from do_plugin_hook inline.
9484 (Plugin_hook::do_plugin_hook): Remove.
9485 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9486 (Plugin_manager::finish): Renamed, was cleanup.
9487 (Plugin_manager::should_defer_layout): New function.
9488 (Plugin_manager::add_deferred_layout_object): New function.
9489 (Plugin_manager::Deferred_layout_list): New type.
9490 (Plugin_manager::deferred_layout_objects_): New field.
9491 (Plugin_hook::do_plugin_hook): Remove.
9493 2008-12-17 Ian Lance Taylor <iant@google.com>
9495 * options.h (class General_options): Add --no case for
9498 2008-12-16 Cary Coutant <ccoutant@google.com>
9500 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9502 (Plugin_manager::claim_file): Create plugin object even if
9503 plugin did not call the add_symbols callback.
9504 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9505 asking for more symbols than were added.
9506 * testsuite/Makefile.am (plugin_test_1): Add test case with
9508 (empty.syms): New target.
9509 * testsuite/Makefile.in: Regenerate.
9510 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9511 message. Don't call add_symbols if no globals.
9512 (all_symbols_read_hook): Don't provide replacement for empty
9515 2008-12-12 Ian Lance Taylor <iant@google.com>
9517 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9518 r_type == 0 for a local symbol with r_sym == 0.
9519 (scan_relocatable_relocs): Pass r_sym to
9520 local_non_section_strategy.
9521 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9524 * configure.ac: Update test for TLS descriptors: they are
9525 supported as of glibc 2.9.
9526 * configure: Rebuild.
9528 2008-12-11 Ian Lance Taylor <iant@google.com>
9531 * target-reloc.h (Default_scan_relocatable_relocs): For each
9532 function, map r_type == 0 to RELOC_DISCARD.
9534 2008-12-10 Cary Coutant <ccoutant@google.com>
9536 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9537 object to override a kept COMDAT group from a plugin object.
9539 2008-12-09 Ian Lance Taylor <iant@google.com>
9542 * yyscript.y (file_cmd): Handle INPUT.
9544 * testsuite/initpri1.c: Change all declarations to be full
9545 prototypes by adding void, to avoid compiler warnings.
9547 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9549 * options.cc (General_options::parse_plugin_opt): New.
9550 (General_options::add_plugin): The argument now is just the filename.
9551 (General_options::add_plugin_option): New.
9552 * options.h (plugin_opt): New.
9553 (add_plugin): Change argument name.
9554 (add_plugin_option): New.
9555 * plugin.cc (Plugin::load): Don't parse the plugin option.
9556 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9557 (Plugin::add_option): New.
9558 (Plugin::args_): Change type.
9559 (Plugin::filename_): New.
9560 (Plugin_manager::add_plugin_option): New.
9561 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9562 * testsuite/Makefile.in: Regenerate.
9564 2008-12-05 Cary Coutant <ccoutant@google.com>
9566 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9567 Handle --strip-lto-sections option.
9568 * options.h (strip_lto_sections): New option.
9570 2008-12-01 Cary Coutant <ccoutant@google.com>
9572 * plugin.cc (ld_plugin_message): Change format parameter to const.
9573 Fix mismatch between new[] and delete.
9575 2008-11-14 Cary Coutant <ccoutant@google.com>
9577 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9580 2008-11-05 Craig Silverstein <csilvers@google.com>
9582 * options.cc (General_options::parse_dynamic_list): New function.
9583 * options.h (General_options): New flags dynamic_list,
9584 dynamic_list_data, dynamic_list_cpp_new, and
9585 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9586 (General_options::in_dynamic_list): New function.
9587 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9588 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9589 (Lex::can_continue_name): Likewise.
9591 (read_script_file): New parameter script_options.
9592 (read_dynamic_list): New function.
9593 (Script_options::define_dynamic_list): New function.
9594 (dynamic_list_keyword_parsecodes): New variable.
9595 (dynamic_list_keywords): New variable.
9596 * script.h (Script_options::define_dynamic_list): New function
9598 (read_dynamic_list): New function prototype.
9599 * symtab.cc (strprefix): New macro.
9600 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9601 dynamic_list_data, dynamic_list_cpp_new, and
9602 dynamic_list_cpp_typeinfo.
9603 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9604 (dynamic_list_expr): New rule.
9605 (dynamic_list_nodes): Likewise.
9606 (dynamic_list_node): Likewise.
9607 * testsuite/Makefile.am (dynamic_list): New test.
9608 * testsuite/Makefile.in: Regenerated.
9609 * testsuite/dynamic_list.t: New file.
9610 * testsuite/dynamic_list.sh: New file.
9612 2008-11-05 Craig Silverstein <csilvers@google.com>
9614 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9615 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9616 (t11_last): Likewise.
9617 * testsuite/ver_test_6.c (main): Likewise.
9619 2008-10-07 Cary Coutant <ccoutant@google.com>
9621 * options.c (General_options::finalize): Add check for -static and
9623 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9626 2008-10-02 Cary Coutant <ccoutant@google.com>
9628 * plugin.cc (make_sized_plugin_object): Fix conditional
9629 compilation to work when not all targets are enabled.
9631 2008-09-29 Cary Coutant <ccoutant@google.com>
9633 * archive.cc (Archive::get_file_and_offset): Use filename instead
9634 of name to get library path.
9635 (Archive::include_member): Unlock external member of a thin archive.
9637 * testsuite/Makefile.am (TEST_AR): New variable.
9638 (thin_archive_test_1): New test.
9639 (thin_archive_test_2): New test.
9640 * testsuite/Makefile.in: Regenerate.
9641 * testsuite/thin_archive_main.cc: New file.
9642 * testsuite/thin_archive_test_1.cc: New file.
9643 * testsuite/thin_archive_test_2.cc: New file.
9644 * testsuite/thin_archive_test_3.cc: New file.
9645 * testsuite/thin_archive_test_4.cc: New file.
9647 2008-09-29 Cary Coutant <ccoutant@google.com>
9649 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9650 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9652 (Sized_relobj::do_finalize_local_symbols): Likewise.
9653 (Sized_relobj::map_to_kept_section): Likewise.
9654 * object.h (Sized_relobj::invalid_address): New constant.
9655 (Sized_relobj::do_output_section_offset): Check for invalid_address
9657 * output.cc (Output_reloc::local_section_offset): Use constant
9658 invalid_address instead of -1U.
9659 (Output_reloc::get_address): Likewise.
9660 (Output_section::output_address): Change -1U to -1ULL.
9661 * output.h (Output_reloc::invalid_address): New constant.
9662 * reloc.cc (Sized_relobj::write_sections): Use constant
9663 invalid_address instead of -1U.
9664 (Sized_relobj::relocate_sections): Likewise.
9665 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9666 values for merge sections.
9667 * target-reloc.h (relocate_for_relocatable): Use constant
9668 invalid_address instead of -1U.
9670 2008-09-19 Cary Coutant <ccoutant@google.com>
9672 Add plugin functionality for link-time optimization (LTO).
9673 * configure.ac (plugins): Add --enable-plugins option.
9674 * configure: Regenerate.
9675 * config.in: Regenerate.
9676 * Makefile.am (LIBDL): New variable.
9677 (CCFILES): Add plugin.cc.
9678 (HFILES): Add plugin.h.
9679 (ldadd_var): Add LIBDL.
9680 * Makefile.in: Regenerate.
9682 * archive.cc: Include "plugin.h".
9683 (Archive::setup): Don't preread archive symbols when using a plugin.
9684 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9685 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9687 (Archive::include_member): Add symbols from plugin objects.
9688 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9689 * descriptors.cc (Descriptors::open): Check for file descriptors
9690 abandoned by plugins.
9691 (Descriptors::claim_for_plugin): New function.
9692 * descriptors.h (Descriptors::claim_for_plugin): New function.
9693 (Open_descriptor::is_claimed): New field.
9694 (claim_descriptor_for_plugin): New function.
9695 * fileread.cc (File_read::claim_for_plugin): New function.
9696 * fileread.h (File_read::claim_for_plugin): New function.
9697 (File_read::descriptor): New function.
9698 * gold.cc: Include "plugin.h".
9699 (queue_initial_tasks): Add task to call plugin hooks for generating
9701 * main.cc: Include "plugin.h".
9702 (main): Load plugin libraries.
9703 * object.h (Pluginobj): Declare.
9704 (Object::pluginobj): New function.
9705 (Object::do_pluginobj): New function.
9706 (Object::set_target): New function.
9707 * options.cc: Include "plugin.h".
9708 (General_options::parse_plugin): New function.
9709 (General_options::General_options): Initialize plugins_ field.
9710 (General_options::add_plugin): New function.
9711 * options.h (Plugin_manager): Declare.
9712 (General_options): Add --plugin option.
9713 (General_options::has_plugins): New function.
9714 (General_options::plugins): New function.
9715 (General_options::add_plugin): New function.
9716 (General_options::plugins_): New field.
9717 * plugin.cc: New file.
9718 * plugin.h: New file.
9719 * readsyms.cc: Include "plugin.h".
9720 (Read_symbols::do_read_symbols): Check for archive before checking
9721 for ELF file. Call plugin hooks to claim files.
9722 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9723 from a real object file; force override when processing replacement
9725 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9726 (Symbol::init_base_object): Likewise.
9727 (Symbol::init_base_output_data): Likewise.
9728 (Symbol::init_base_output_segment): Likewise.
9729 (Symbol::init_base_constant): Likewise.
9730 (Symbol::init_base_undefined): Likewise.
9731 (Symbol::output_section): Assert that object is not a plugin.
9732 (Symbol_table::add_from_pluginobj): New function.
9733 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9735 (Symbol_table::sized_write_globals): Likewise.
9736 (Symbol_table::add_from_pluginobj): Instantiate template.
9737 * symtab.h (Sized_pluginobj): Declare.
9738 (Symbol::in_real_elf): New function.
9739 (Symbol::set_in_real_elf): New function.
9740 (Symbol::in_real_elf_): New field.
9741 (Symbol_table::add_from_pluginobj): New function.
9743 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9744 (LIBDL): New variable.
9746 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9747 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9748 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9749 (MOSTLYCLEANFILES): Likewise.
9750 * testsuite/Makefile.in: Regenerate.
9751 * testsuite/plugin_test.c: New file.
9752 * testsuite/plugin_test_1.sh: New file.
9753 * testsuite/plugin_test_2.sh: New file.
9755 2008-09-16 Ian Lance Taylor <iant@google.com>
9757 * target-reloc.h (relocate_section): Check whether a symbol is
9758 defined by the ABI before reporting an undefined symbol error.
9759 * target.h (Target::is_defined_by_abi): Make parameter const.
9760 (Target::do_is_defined_by_abi): Likewise.
9761 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9762 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9763 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9764 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9765 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9766 * testsuite/Makefile.in: Rebuild.
9768 * fileread.cc (make_view): Add casts to avoid warning.
9770 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9772 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9773 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9775 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9777 * options.h (General_options::output_is_executable): New.
9778 (General_options::output_is_pie): New.
9779 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9780 for shared libraries.
9781 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9783 2008-09-11 Chris Demetriou <cgd@google.com>
9785 * options.h (origin): New -z option.
9786 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9787 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9790 2008-09-05 Cary Coutant <ccoutant@google.com>
9792 * fileread.cc (File_read::make_view): Add check for attempt to map
9795 2008-09-05 Cary Coutant <ccoutant@google.com>
9797 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9798 explicit instantiations.
9800 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9803 * options.cc (General_options::finalize): Allow undefined symbols
9804 in shlibs if linking -shared.
9807 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9808 symbols as not needing a dynsym entry.
9810 2008-08-20 Craig Silverstein <csilvers@google.com>
9812 * fileread.cc (File_read::open): Do not lock the file unless it
9813 was successfully opened.
9815 2008-08-14 Cary Coutant <ccoutant@google.com>
9817 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9818 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9819 * testsuite/tls_test.cc (struct int128): 128-bit struct
9820 for testing TLS relocs with non-zero addend.
9821 (v12): New TLS variable.
9823 (t_last): Add check for v12.
9824 * testsuite/tls_test.h (t12): New function.
9825 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9827 2008-08-13 Ian Lance Taylor <iant@google.com>
9829 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9830 set tls_segment_ or relro_segment_.
9831 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9833 * output.h (Output_section::clear_is_relro): New function.
9834 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9835 sections specially even when output_data_ is empty.
9836 (Output_segment::maximum_alignment): When first section is relro,
9837 only force alignment for PT_LOAD segments.
9838 * script.cc (script_data_segment_align): New function.
9839 (script_data_segment_relro_end): New function.
9840 * script-c.h (script_data_segment_align): Declare.
9841 (script_data_segment_relro_end): Declare.
9842 * script-sections.h (class Script_sections): Declare
9843 data_segment_align and data_segment_relro_end. Add fields
9844 segment_align_index_ and saw_relro_end_.
9845 * script-sections.cc (class Sections_element): Add set_is_relro
9846 virtual function. Add new bool* parameter to place_orphan_here.
9847 Add get_output_section virtual function.
9848 (class Output_section_definition): Add set_is_relro. Add new
9849 bool* parameter to place_orphan_here. Add get_output_section.
9850 Add is_relro_ field.
9851 (Output_section_definition::Output_section_definition): Initialize
9852 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9853 and is_relro_ fields.
9854 (Output_section_definition::place_orphan_here): Add is_relro
9856 (Output_section_definition::set_section_addresses): Set relro for
9858 (Output_section_definition::alternate_constraint): Likewise.
9859 (class Orphan_output_section): Add new bool* parameter to
9860 place_orphan_here. Add get_output_section.
9861 (Orphan_output_section::place_orphan_here): Add is_relro
9863 (Script_sections::Script_sections): Initialize
9864 data_segment_align_index_ and saw_relro_end_.
9865 (Script_sections::data_segment_align): New function.
9866 (Script_sections::data_segment_relro_end): New function.
9867 (Script_sections::place_orphan): Set or clear is_relro.
9868 (Script_sections::set_section_addresses): Force alignment of first
9870 * yyscript.y (exp): Call script_data_segment_align and
9871 script_data_segment_relro_end.
9872 * testsuite/relro_script_test.t: New file.
9873 * testsuite/relro_test.cc (using_script): Declare.
9874 (t1, t2): Test using_script.
9875 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9876 (relro_script_test_SOURCES): Define.
9877 (relro_script_test_DEPENDENCIES): Define.
9878 (relro_script_test_LDFLAGS): Define.
9879 (relro_script_test_LDADD): Define.
9880 (relro_script_test.so): New target.
9881 * testsuite/Makefile.in: Rebuild.
9883 2008-08-06 Cary Coutant <ccoutant@google.com>
9885 * archive.cc (Archive::total_archives, Archive::total_members)
9886 (Archive::total_members_loaded): New variables.
9887 (Archive::setup): Add parameter. Add option to preread
9889 (Archive::read_armap): Add counter.
9890 (Archive::get_file_and_offset): New function.
9891 (Archive::get_elf_object_for_member): New function.
9892 (Archive::read_all_symbols): New function.
9893 (Archive::read_symbols): New function.
9894 (Archive::add_symbols): Add counters.
9895 (Archive::include_all_members): Use armap to find members if it's
9897 (Archive::include_member): Skip reading symbols if already read.
9898 Factored code into Archive::get_file_and_offset and
9899 Archive::get_elf_object_for_member. Changed call to
9900 Mapfile::report_include_archive_member.
9901 (Archive::print_stats): New function.
9902 * archive.h: Declare Object and Read_symbols_data classes.
9903 (Archive::Archive): Add initializers for new members.
9904 (Archive::setup): Add parameter.
9905 (Archive::print_stats): New function.
9906 (Archive::total_archives, Archive::total_members)
9907 (Archive::total_members_loaded): New variables.
9908 (Archive::get_file_and_offset): New function.
9909 (Archive::get_elf_object_for_member): New function.
9910 (Archive::read_all_symbols): New function.
9911 (Archive::read_symbols): New function.
9912 (Archive::Archive_member): New class.
9913 (Archive::members_): New member.
9914 (Archive::num_members_): New member.
9915 * main.cc: Include archive.h.
9916 (main): Call Archive::print_stats.
9917 * mapfile.cc (Mapfile::report_include_archive_member): Delete
9918 archive parameter; member_name is now the fully-decorated name.
9919 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
9920 * options.h: (General_options): Add --preread-archive-symbols option.
9921 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
9924 2008-08-04 Ian Lance Taylor <iant@google.com>
9926 * symtab.h (Symbol::use_plt_offset): New function.
9927 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
9928 * powerpc.cc (Relocate::relocate): Likewise.
9929 * sparc.cc (Relocate::relocate): Likewise.
9930 * x86_64.cc (Relocate::relocate): Likewise.
9931 * testsuite/weak_plt.sh: New test.
9932 * testsuite/weak_plt_main.cc: New test.
9933 * testsuite/weak_plt_shared.cc: New test.
9934 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
9935 (check_PROGRAMS): Add weak_plt.
9936 (check_DATA): Add weak_plt_shared.so.
9937 (weak_plt_main_pic.o, weak_plt): New targets.
9938 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
9939 * testsuite/Makefile.in: Rebuild.
9941 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
9943 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
9944 * testsuite/Makefile.in: Rebuild.
9946 2008-08-04 Alan Modra <amodra@bigpond.net.au>
9948 * Makefile.am (POTFILES.in): Set LC_ALL=C.
9949 * Makefile.in: Regenerate.
9950 * po/POTFILES.in: Regenerate.
9952 2008-07-29 Ian Lance Taylor <iant@google.com>
9954 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
9955 symbols before other symbols.
9956 * testsuite/script_test_2.cc (test_addr): Declare.
9957 (test_addr_alias): Declare.
9958 (main): Check that test_addr and test_addr_alias have the right
9960 * testsuite/script_test_2.t: Define test_addr_alias and
9963 2008-07-24 Ian Lance Taylor <iant@google.com>
9966 * descriptors.cc: New file.
9967 * descriptors.h: New file.
9968 * gold-threads.h (class Hold_optional_lock): New class.
9969 * fileread.cc: Include "descriptors.h".
9970 (File_read::~File_read): Release descriptor rather than closing
9972 (File_read::open) [file]: Call open_descriptor rather than open.
9973 Set is_descriptor_opened_.
9974 (File_read::open) [memory]: Assert that descriptor is not open.
9975 (File_read::reopen_descriptor): New function.
9976 (File_read::release): Release descriptor.
9977 (File_read::do_read): Make non-const. Reopen descriptor.
9978 (File_read::read): Make non-const.
9979 (File_read::make_view): Reopen descriptor.
9980 (File_read::do_readv): Likewise.
9981 * fileread.h (class File_read): Add is_descriptor_opened_ field.
9982 Update declarations.
9983 * layout.cc: Include "descriptors.h".
9984 (Layout::create_build_id): Use open_descriptor rather than open.
9985 * output.cc: Include "descriptors.h".
9986 (Output_file::open): Use open_descriptor rather than open.
9987 * archive.cc (Archive::const_iterator): Change Archive to be
9989 (Archive::begin, Archive::end): Make non-const.
9990 (Archive::count_members): Likewise.
9991 * archive.h (class Archive): Update declarations.
9992 * object.h (Object::read): Make non-const.
9993 * Makefile.am (CCFILES): Add descriptors.cc.
9994 (HFILES): Add descriptors.h.
9995 * Makefile.in: Rebuild.
9998 * gold.h: Always include <clocale>. Add Solaris workarounds
9999 following code in binutils/sysdep.h.
10002 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10003 this->eh_frame_hdr_ is NULL before using it.
10005 * dynobj.cc (Versions::Versions): Update comment.
10007 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10008 the base version name.
10010 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10011 array size plus one.
10012 (Stringpool_template::set_string_offsets): Subtract one from key
10013 before using it as an array index.
10014 (Stringpool_template::get_offset_with_length): Likewise.
10015 (Stringpool_template::write_to_buffer): Likewise.
10016 * stringpool.h (Stringpool_template::get_offset_from_key):
10019 2008-07-23 Ian Lance Taylor <iant@google.com>
10022 * object.h (Merged_symbol_value::value): Do our best to handle a
10026 * script.cc (Version_script_info::get_versions): Don't add empty
10027 version tag to return value.
10028 (Version_script_info::get_symbol_version_helper): Change return
10029 type to bool. Add pversion parameter. Change all callers.
10030 (script_register_vers_node): Don't require a non-NULL tag.
10031 * script.h (class Version_script_info): Update declarations.
10032 (Version_script_info::get_symbol_version): Change return type to
10033 bool. Add version parameter. Change all callers.
10034 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10035 handling. Handle an empty version from a version script.
10036 (Symbol_table::define_special_symbol): Likewise.
10037 * testsuite/ver_test_10.script: New file.
10038 * testsuite/ver_test_10.sh: New file.
10039 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10040 (check_DATA): Add ver_test_10.syms.
10041 (ver_test_10.syms, ver_test_10.so): New target.
10042 * testsuite/Makefile.in: Rebuild.
10044 2008-07-23 Simon Baldwin <simonb@google.com>
10046 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10047 to zero for undefined symbols from dynamic libraries.
10049 2008-07-23 Ian Lance Taylor <iant@google.com>
10051 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10052 Change all callers.
10053 * symtab.h (class Symbol_table): Update declaration.
10054 * testsuite/ver_test_9.cc: New file.
10055 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10056 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10057 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10058 (ver_test_9.so, ver_test_9.o): New targets.
10059 * testsuite/Makefile.in: Rebuild.
10061 2008-07-22 Ian Lance Taylor <iant@google.com>
10063 * options.h (class General_options): Define --check-sections.
10064 * layout.cc (Layout::set_segment_offsets): Handle
10067 * options.h (class General_options): Define -n/--nmagic and
10069 * options.cc (General_options::finalize): For -n/--nmagic or
10070 -N/--omagic, set -static.
10071 * layout.cc (Layout::attach_allocated_section_to_segment): If
10072 -N/--omagic, don't put read-only and read-write sections in
10073 different segments.
10074 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10075 finding a read-only segment.
10076 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10077 don't set the minimum segment alignment to the common page size,
10078 and don't set the file offset to the address modulo the page size.
10079 * script-sections.cc (Script_sections::create_segments): If
10080 -n/--omagic, don't put read-only and read-write sections in
10081 different segments.
10083 * cref.cc: New file.
10084 * cref.h: New file.
10085 * options.h (class General_options): Add --print-symbol-counts.
10086 * main.cc (main): Issue defined symbol report if requested.
10087 * archive.cc (Archive::interpret_header): Make into a const member
10089 (Archive::add_symbols): Call Input_objects::archive_start and
10091 (Archive::const_iterator): Define new class.
10092 (Archive::begin, Archive::end): New functions.
10093 (Archive::include_all_members): Rewrite to use iterator.
10094 (Archive::count_members): New function.
10095 * archive.h (class Archive): Update declarations.
10096 (Archive::filename): New function.
10097 * object.cc: Include "cref.h".
10098 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10099 (Sized_relobj::do_get_global_symbol_counts): New function.
10100 (Input_objects::add_object): Add object to cross-referencer.
10101 (Input_objects::archive_start): New function.
10102 (Input_objects::archive_stop): New function.
10103 (Input_objects::print_symbol_counts): New function.
10104 * object.h: Declare Cref and Archive.
10105 (Object::get_global_symbol_counts): New function.
10106 (Object::do_get_global_symbol_counts): New pure virtual function.
10107 (class Sized_relobj): Add defined_count_ field. Update
10109 (class Input_objects): Add cref_ field. Update constructor.
10110 Update declarations.
10111 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10113 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10115 (Sized_dynobj::do_get_global_symbol_counts): New function.
10116 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10117 defined_count_. Update declarations. Define Symbols typedef.
10118 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10119 parameter. Change all callers.
10120 (Symbol_table::add_from_dynobj): Add sympointers and defined
10121 parameters. Change all callers.
10122 * symtab.h (class Symbol_table): Update declarations.
10123 * Makefile.am (CCFILES): Add cref.cc.
10124 (HFILES): Add cref.h.
10125 * Makefile.in: Rebuild.
10127 2008-07-22 Simon Baldwin <simonb@google.com>
10129 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10130 to zero when writing undefined symbols.
10132 2008-07-22 Ian Lance Taylor <iant@google.com>
10134 * output.cc (Output_section::add_input_section): Don't try to
10135 merge empty merge sections.
10137 2008-07-21 Craig Silverstein <csilvers@google.com>
10139 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10140 Include symbol version in error message.
10142 2008-07-20 Chris Demetriou <cgd@google.com>
10144 * configure.ac (gold_cv_c_random_seed): New configured variable.
10145 (RANDOM_SEED_CFLAGS): New substituted variable.
10146 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10147 * configure: Rebuild.
10148 * Makefile.in: Likewise.
10149 * testsuite/Makefile.in: Likewise.
10151 2008-07-18 Ian Lance Taylor <iant@google.com>
10153 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10154 where we see NAME/NULL and NAME/VERSION as separate symbols.
10155 * testsuite/ver_test_main.cc (main): Call t4.
10156 (t4, t4_2a): Define.
10157 * testsuite/ver_test_2.cc (t4_2): Define.
10158 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10159 * testsuite/ver_test_4.cc (t4_2a): Define.
10160 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10161 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10163 2008-07-17 Ian Lance Taylor <iant@google.com>
10165 * dynobj.cc (Versions::add_def): If we give an error about a
10166 missing version, go ahead and create the version anyhow.
10168 2008-07-10 Ian Lance Taylor <iant@google.com>
10170 Handle output sections with more than 0x7fffffff bytes.
10171 * object.h (class Relobj): Change map_to_output_ to
10172 output_sections_, and just keep a section pointer. Change all
10173 uses. Move comdat group support to Sized_relobj.
10174 (Relobj::is_section_specially_mapped): Remove.
10175 (Relobj::output_section): Remove poff parameter. Change all
10177 (Relobj::output_section_offset): New function.
10178 (Relobj::set_section_offset): Rewrite.
10179 (Relobj::map_to_output): Remove.
10180 (Relobj::output_sections): New function.
10181 (Relobj::do_output_section_offset): New pure virtual function.
10182 (Relobj::do_set_section_offset): Likewise.
10183 (class Sized_relobj): Add section_offsets_ field. Add comdat
10184 group support from Relobj. Update declarations.
10185 (Sized_relobj::get_output_section_offset): New function.
10186 (Sized_relobj::do_output_section_offset): New function.
10187 (Sized_relobj::do_set_section_offset): New function.
10188 * object.cc (Relobj::output_section_address): Remove.
10189 (Sized_relobj::Sized_relobj): Initialize new fields.
10190 (Sized_relobj::include_section_group): Cast find_kept_object to
10192 (Sized_relobj::include_linkonce_section): Likewise.
10193 (Sized_relobj::do_layout): Use separate arrays for output section
10195 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10197 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10198 output_sections and section_offsets.
10199 (Sized_relobj::write_local_symbols): Likewise.
10200 (map_to_kept_section): Compute output address directly.
10201 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10202 output_sections and section_offsets.
10203 (Sized_relobj::write_sections): Likewise.
10204 (Sized_relobj::relocate_sections): Likewise.
10205 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10206 * output.h (class Output_reloc): Update declarations. Change
10207 u2_.relobj to Sized_relobj*.
10208 (class Output_data_reloc): Change add functions to use
10210 * output.cc (Output_reloc::Output_reloc): Change relobj to
10212 (Output_reloc::local_section_offset): Change return type to
10213 Elf_Addr. Use get_output_section_offset.
10214 (Output_reloc::get_address): Likewise.
10215 (Output_section::is_input_address_mapped): Don't call
10216 is_section_specially_mapped.
10217 (Output_section::output_offset): Likewise.
10218 (Output_section::output_address): Likewise.
10219 (Output_section::starting_output_address): Likewise.
10220 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10221 parameter to Sized_relobj*.
10222 (Copy_relocs::need_copy_reloc): Likewise.
10223 (Copy_relocs::save): Likewise.
10224 * copy-relocs.h (class Copy_relocs): Update declarations.
10225 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10226 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10227 * target-reloc.h (relocate_for_relocatable): Change
10228 offset_in_output_section type to Elf_Addr. Change code that uses
10230 * layout.cc (Layout::layout): Always set *off.
10231 * mapfile.cc (Mapfile::print_input_section): Use
10232 output_section_offset.
10233 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10235 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10236 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10237 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10239 2008-07-03 Ian Lance Taylor <iant@google.com>
10241 * layout.cc (Layout::include_section): Do not discard unrecognized
10242 SHT_STRTAB sections.
10244 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10246 * script.cc (Lex::can_continue_name): Make '?' allowable in
10247 version-script names.
10248 * testsuite/version_script.map: Change glob pattern to use '?'
10250 2008-06-30 Manish Singh <yosh@gimp.org>
10253 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10256 2008-06-30 Ian Lance Taylor <iant@google.com>
10260 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10261 versions]: Don't try to read the value in the contents, since we
10262 don't use it. Use the template endianness when writing.
10264 2008-06-25 Cary Coutant <ccoutant@google.com>
10266 * fileread.cc (File_read::make_view): Assert on zero-length view.
10267 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10268 symbol table when there are no symbols to read.
10270 2008-06-23 Craig Silverstein <csilvers@google.com>
10272 * version.cc (version_string): Bump to 1.7
10274 2008-06-18 Craig Silverstein <csilvers@google.com>
10276 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10277 constant 0xFFFF to type Valtype.
10278 (Powerpc_relocate_functions::rel16_ha): Likewise.
10280 2008-06-17 Ian Lance Taylor <iant@google.com>
10282 * output.h (Output_section::Input_section): Initialize p2align_ to
10283 zero for Output_section_data constructors.
10284 (Output_section::Input_section::addralign): If not an input
10285 section, return the alignment of the Output_section_data.
10286 * testsuite/copy_test.cc: New file.
10287 * testsuite/copy_test_1.cc: New file.
10288 * testsuite/copy_test_2.cc: New file.
10289 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10290 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10291 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10292 (copy_test_1_pic.o, copy_test_1.so): New targets.
10293 (copy_test_2_pic.o, copy_test_2.so): New targets.
10294 * testsuite/Makefile.in: Rebuild.
10296 * script-sections.cc (Script_sections::place_orphan): Initialize
10297 local variable exact.
10299 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10301 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10303 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10304 David S. Miller <davem@davemloft.net>
10306 * powerpc.cc: New file.
10307 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10308 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10309 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10310 * Makefile.in: Rebuild.
10312 2008-06-09 Ian Lance Taylor <iant@google.com>
10314 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10316 (throwing, orig_terminate): New static variables.
10317 (terminate_handler): New static function.
10318 (t2): Set terminate handler.
10320 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10323 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10326 2008-05-30 Cary Coutant <ccoutant@google.com>
10328 * archive.cc (Archive::include_all_members) Correct to step
10329 over symbol table and extended name table in thin archives.
10331 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10334 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10337 2008-05-28 Caleb Howe <cshowe@google.com>
10339 * reduced_debug_output.cc: New file.
10340 * reduced_debug_output.h: New file.
10341 * options.h (class General_options): Add --strip-debug-non-line.
10342 * options.cc (General_options::finalize): Add strip_debug_non_line
10343 to the strip heirarchy.
10344 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10346 * layout.cc: Include "reduced_debug_output.h".
10347 (Layout::Layout): Initialize new fields.
10348 (line_only_debug_sections): New static array.
10349 (is_lines_only_debug_sections): New static inline function.
10350 (Layout::include_section): Handle --strip-debug-non-line.
10351 (Layout::make_output_section): If --strip-debug-non-line, build
10352 new output sections for .debug_abbrev and .debug_info.
10353 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10354 gold. Warn about possible overflow.
10355 (read_signed_LEB_128): Likewise.
10356 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10357 (read_signed_LEB_128): Declare.
10358 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10359 (HFILES): Add reduced_debug_output.h.
10360 * Makefile.in: Rebuild.
10362 2008-05-21 Ian Lance Taylor <iant@google.com>
10364 * mapfile.cc: New file.
10365 * mapfile.h: New file.
10366 * options.h (class General_options): Add -M/--print-map and -Map.
10367 * options.cc (General_options::finalize): Make -M equivalent to
10369 * main.cc: Include <cstdio> and "mapfile.h".
10370 (main): Open mapfile if requested.
10371 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10372 constructor. Change caller.
10373 (queue_initial_tasks): Add mapfile parameter. Change caller.
10374 (queue_middle_tasks): Likewise.
10375 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10377 * archive.cc: Include "mapfile.h".
10378 (Archive::add_symbols): Add mapfile parameter. Change all
10379 callers. Pass mapfile, symbol, and reason to include_member.
10380 (Archive::include_all_members): Add mapfile parameter. Change all
10382 (Archive::include_member): Add mapfile, sym, and why parameters.
10383 Change all callers. Report inclusion to map file.
10384 * archive.h: Include "fileread.h".
10385 (class Archive): Update declarations.
10386 (Archive::file): New const method.
10387 (class Add_archive_symbols): Add mapfile_ field. Update
10388 constructor. Change all callers.
10389 * readsyms.h (class Read_symbols): Likewise.
10390 (class Finish_group): Likewise.
10391 (class Read_script): Likewise.
10392 * common.cc: Include "mapfile.h".
10393 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10395 (Symbol_table::do_allocate_commons): Likewise.
10396 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10397 symbol allocation to mapfile.
10398 * common.h (class Allocate_commons_task): Add mapfile_ field.
10399 Update constructor. Change all callers.
10400 * symtab.h (class Symbol_table): Update declarations.
10401 * layout.cc: Include "mapfile.h".
10402 (Layout_task_runner::run): Print information to mapfile.
10403 (Layout::create_gold_note): Change Output_data_fixed_space to
10404 Output_data_zero_fill.
10405 (Layout::create_build_id): Likewise.
10406 (Layout::print_to_mapfile): New function.
10407 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10408 constructor. Change caller.
10409 (class Layout): Declare print_to_mapfile.
10410 * output.cc (Output_section::Input_section::print_to_mapfile): New
10412 (Output_section::add_input_section): If producing a map, always
10413 add to input_sections_ list.
10414 (Output_section::do_print_to_mapfile): New function.
10415 (Output_segment::print_sections_to_mapfile): New function.
10416 (Output_segment::print_section_list_to_mapfile): New function.
10417 * output.h: Include "mapfile.h".
10418 (Output_data::print_to_mapfile): New function.
10419 (Output_data::do_print_to_mapfile): New virtual function.
10420 (Output_segment_headers::do_print_to_mapfile): New function.
10421 (Output_file_header::do_print_to_mapfile): New function.
10422 (Output_data_const::do_print_to_mapfile): New function.
10423 (class Output_data_const_buffer): Add map_name_ field. Update
10424 constructor. Change all callers. Add do_print_to_mapfile
10426 (class Output_data_fixed_space): Likewise.
10427 (class Output_data_space): Likewise.
10428 (class Output_data_zero_fill): New class.
10429 (Output_data_strtab::do_print_to_mapfile): New function.
10430 (Output_data_reloc_base::do_print_to_mapfile): New function.
10431 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10432 (Output_data_group::do_print_to_mapfile): New function.
10433 (Output_data_got::do_print_to_mapfile): New function.
10434 (Output_data_dynamic::do_print_to_mapfile): New function.
10435 (Output_symtab_xindex::do_print_to_mapfile): New function.
10436 (class Output_section): Declare do_print_to_mapflie. Declare
10437 print_to_mapfile in Input_section.
10438 (class Output_segment): Declare new functions.
10439 * object.h (Sized_relobj::symbol_count): New function.
10440 * script-sections.cc
10441 (Output_section_element_dot_assignment::set_section_addresses):
10442 Change Output_data_fixed_space to Output_data_zero_fill.
10443 (Output_data_expression::do_print_to_mapfile): New function.
10444 * script.cc (read_input_script): Add mapfile parameter. Change
10446 * script.h (read_input_script): Update declaration.
10447 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10448 (Eh_frame::do_print_to_mapfile): New function.
10449 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10450 (Output_merge_string::do_print_to_mapfile): New function.
10451 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10453 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10455 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10457 * Makefile.am (CCFILES): Add mapfile.cc.
10458 (HFILES): Add mapfile.h.
10459 * Makefile.in: Rebuild.
10461 2008-05-19 Ian Lance Taylor <iant@google.com>
10463 * options.h (class General_options): Add -z relro.
10464 * layout.cc (Layout::Layout): Initialize relro_segment_.
10465 (Layout::add_output_section_data): Return the output section.
10466 (Layout::make_output_section): Rcognize relro sections and mark
10467 them appropriately.
10468 (Layout::attach_allocated_section_to_segment): Put relro sections
10469 in a PT_GNU_RELRO segment.
10470 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10472 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10474 (Layout::linkonce_mapping): Map d.rel.ro.local to
10475 .data.rel.ro.local.
10476 (Layout::output_section_name): Us .data.rel.ro.local for any
10477 section which begins with that.
10478 * layout.h (class Layout): Update add_output_section_data
10479 declaration. Add relro_segment_ field.
10480 * output.cc (Output_section::Output_section): Initialize is_relro_
10481 and is_relro_local_ fields.
10482 (Output_segment::add_output_section): Group relro sections.
10483 (Output_segment::is_first_section_relro): New function.
10484 (Output_segment::maximum_alignment): If there is a relro section,
10485 align the segment to the common page size.
10486 (Output_segment::set_section_addresses): Track whether we are
10487 looking at relro sections. If the last section is a relro
10488 section, align to the common page size.
10489 (Output_segment::set_section_list_addresses): Add in_relro
10490 parameter. Change all callers. Align to the page size when
10491 moving from relro to non-relro section.
10492 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10494 * output.h (class Output_section): Add is_relro_ and
10495 is_relro_local_ fields.
10496 (Output_section::is_relro): New function.
10497 (Output_section::set_is_relro): New function.
10498 (Output_section::is_relro_local): New function.
10499 (Output_section::set_is_relro_local): New function.
10500 (class Output_segment): Update declarations.
10501 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10502 * sparc.cc (Target_sparc::got_section): Likewise.
10503 * x86_64.cc (Target_x86_64::got_section): Likewise.
10504 * testsuite/relro_test_main.cc: New file.
10505 * testsuite/relro_test.cc: New file.
10506 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10507 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10508 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10509 (relro_test.so, relro_test_pic.o): New targets.
10510 * testsuite/Makefile.in: Rebuild.
10512 2008-05-16 Ian Lance Taylor <iant@google.com>
10514 * output.cc (Output_segment::add_output_section): Remove front
10516 * output.h (class Output_segment): Remove
10517 add_initial_output_section and overloaded add_output_section.
10518 Update declaration of remaining add_output_section.
10519 * layout.cc (Layout::create_interp): Call add_output_section
10520 rather than add_initial_output_section.
10521 (Layout::finish_dynamic_section): Likewise.
10523 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10524 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10525 know the dynamic type.
10526 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10527 field. Initialize it in constructor.
10528 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10529 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10530 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10533 * output.cc (Output_reloc::get_address): Change return type to
10535 * output.h (class Output_reloc): Update get_address declaration.
10536 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10537 for section addresses.
10539 2008-05-09 Ian Lance Taylor <iant@google.com>
10542 * gold.cc (gold_nomem): Use return value of write.
10544 2008-05-08 Ian Lance Taylor <iant@google.com>
10546 * symtab.c (Symbol::init_base_output_data): Add version
10547 parameter. Change all callers.
10548 (Symbol::init_base_output_segment): Likewise.
10549 (Symbol::init_base_constant): Likewise.
10550 (Symbol::init_base_undefined): Likewise.
10551 (Sized_symbol::init_output_data): Likewise.
10552 (Sized_symbol::init_output_segment): Likewise.
10553 (Sized_symbol::init_constant): Likewise.
10554 (Sized_symbol::init_undefined): Likewise.
10555 (Symbol_table::do_define_in_output_data): If the new symbol has a
10556 version, mark it as the default.
10557 (Symbol_table::do_define_in_output_segment): Likewise.
10558 (Symbol_table::do_define_as_constant): Likewise.
10559 * symtab.h (class Symbol): Update declarations.
10560 (class Sized_symbol): Likewise.
10561 * resolve.cc (Symbol::override_version): New function.
10562 (Symbol::override_base): Call override_version.
10563 (Symbol::override_base_with_special): Likewise.
10564 * testsuite/ver_script_8.script: New file.
10565 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10566 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10567 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10568 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10570 2008-05-06 Ian Lance Taylor <iant@google.com>
10573 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10575 (class General_options): Remove existing --undefined, and add
10576 --no-undefined instead. Add new --undefined as synonym for -u.
10577 * archive.cc (Archive::add_symbols): Check whether symbol was
10579 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10580 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10581 all uses. Add IS_UNDEFINED. Update declarations to split
10582 different versions of init_base. Declare init_base_undefined.
10583 (Symbol::is_defined): Handle IS_UNDEFINED.
10584 (Symbol::is_undefined): Likewise.
10585 (Symbol::is_weak_undefined): Call is_undefined.
10586 (Symbol::is_absolute): Handle IS_CONSTANT.
10587 (class Sized_symbol): Update declarations to split different
10588 versions of init. Declare init_undefined.
10589 (class Symbol_table): Declare new functions.
10590 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10591 Change all callers.
10592 (Symbol::init_base_output_data): Likewise.
10593 (Symbol::init_base_output_segment): Likewise.
10594 (Symbol::init_base_constant): Likewise.
10595 (Symbol::init_base_undefined): New function.
10596 (Sized_symbol::init_object): Rename from init. Change all
10598 (Sized_symbol::init_output_data): Likewise.
10599 (Sized_symbol::init_output_segment): Likewise.
10600 (Sized_symbol::init_constant): Likewise.
10601 (Sized_symbol::init_undefined): New function.
10602 (Symbol_table::add_undefined_symbols_from_command_line): New
10604 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10606 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10607 (Symbol::output_section): Likewise.
10608 (Symbol::set_output_section): Likewise.
10609 (Symbol_table::sized_finalize_symbol): Likewise.
10610 (Symbol_table::sized_write_globals): Likewise.
10611 * resolve.cc (Symbol_table::should_override): Likewise.
10612 (Symbol::override_base_with_special): Likewise.
10614 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10615 symbol, change it to have default visibility.
10616 * testsuite/protected_1.cc: New file.
10617 * testsuite/protected_2.cc: New file.
10618 * testsuite/protected_3.cc: New file.
10619 * testsuite/protected_main_1.cc: New file.
10620 * testsuite/protected_main_2.cc: New file.
10621 * testsuite/protected_main_3.cc: New file.
10622 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10623 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10624 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10625 (protected_1.so): New target.
10626 (protected_1_pic.o, protected_2_pic.o): New targets.
10627 (protected_3_pic.o): New target.
10628 (check_PROGRAMS): Add protected_2.
10629 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10630 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10631 * testsuite/Makefile.in: Rebuild.
10633 * options.h (DEFINE_var): Add set_user_set_##varname__.
10634 (DEFINE_bool_alias): New macro.
10635 (class General_options): Define -Bstatic using DEFINE_bool_alias
10636 rather than DEFINE_special. Add --undefined as an alias for -z
10638 * options.cc (General_options::parse_Bstatic): Remove.
10640 * options.h (class General_options): Add --fatal-warnings.
10641 * main.cc (main): Implement --fatal-warnings.
10642 * errors.h (Errors::warning_count): New function.
10644 * options.h (class General_options): Add -Bsymbolic-functions.
10645 * symtab.h (Symbol::is_preemptible): Check for
10646 -Bsymbolic-functions.
10648 2008-05-05 Ian Lance Taylor <iant@google.com>
10650 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10651 as noVARNAME rather than no-VARNAME.
10652 (class General_options): Add option -z combreloc.
10653 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10655 (Output_reloc::sort_before) [SHT_REL]: New function.
10656 (Output_reloc::sort_before) [SHT_RELA]: New function.
10657 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10658 Sort_relocs_comparison.
10659 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10660 parameter. Change all callers.
10661 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10662 sort_relocs parameter. Change all callers.
10663 * output.cc (Output_reloc::get_address): New function, broken out
10665 (Output_reloc::write_rel): Call it.
10666 (Output_reloc::compare): New function.
10667 (Output_data_reloc_base::do_write): Optionally sort relocs.
10669 * configure.ac: If targ_extra_obj is set, link it in.
10670 * configure.tgt: Initialize all variables.
10671 (x86_64*): Set targ_extra_obj and targ_extra_size.
10672 * configure: Rebuild.
10674 * object.cc (Sized_relobj::include_section_group): Adjust section
10675 indexes read from group data. Build vector to pass to
10677 * layout.cc (Layout::layout_group): Add flags and shndxes
10678 parameters. Remove contents parameter. Change caller. Update
10679 explicit instantiations.
10680 * layout.h (class Layout): Update layout_group declaration.
10681 * output.cc (Output_data_group::Output_data_group): Add flags and
10682 input_shndxes parameters. Remove contents parameter. Change
10684 (Output_data_group::do_write): Change input_sections_ to
10686 * output.h (class Output_data_group): Update constructor
10687 declaration. Rename input_sections_ to input_shndxes_.
10688 * testsuite/many_sections_test.cc: Add template.
10690 2008-04-30 Cary Coutant <ccoutant@google.com>
10692 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10694 * layout.cc (Layout::include_section): Refactored check for debug
10696 (Layout::add_comdat): Add new parameters. Change type
10697 of signature parameter. Add object and shndx to signatures table.
10698 (Layout::find_kept_object): New function.
10699 * layout.h: Include <cstring>.
10700 (Layout::is_debug_info_section): New function.
10701 (Layout::add_comdat): Add new parameters.
10702 (Layout::find_kept_object): New function.
10703 (Layout::Kept_section): New struct.
10704 (Layout::Signatures): Change type of map range.
10705 * object.cc (Relobj::output_section_address): New function.
10706 (Sized_relobj::include_section_group): Add new parameters. Change
10707 calls to Layout::add_comdat. Change to build table of kept comdat
10708 groups and table mapping discarded sections to kept sections.
10709 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10710 (Sized_relobj::do_layout): Change calls to include_section_group and
10711 include_linkonce_section.
10712 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10713 value to zero when section is discarded.
10714 (Sized_relobj::map_to_kept_section): New function.
10715 * object.h (Relobj::output_section_address): New function.
10716 (Relobj::Comdat_group): New type.
10717 (Relobj::find_comdat_group): New function.
10718 (Relobj::Comdat_group_table): New type.
10719 (Relobj::Kept_comdat_section): New type.
10720 (Relobj::Kept_comdat_section_table): New type.
10721 (Relobj::add_comdat_group): New function.
10722 (Relobj::set_kept_comdat_section): New function.
10723 (Relobj::get_kept_comdat_section): New function.
10724 (Relobj::comdat_groups_): New field.
10725 (Relobj::kept_comdat_sections_): New field.
10726 (Symbol_value::input_value): Update comment.
10727 (Sized_relobj::map_to_kept_section) New function.
10728 (Sized_relobj::include_linkonce_section): Add new parameter.
10729 * target-reloc.h (Comdat_behavior): New type.
10730 (get_comdat_behavior): New function.
10731 (relocate_section): Add code to map a discarded section to the
10732 corresponding kept section when applying a relocation.
10734 2008-04-30 Craig Silverstein <csilvers@google.com>
10736 * dwarf_reader.cc (next_generation_count): New static var.
10737 (Addr2line_cache_entry): New struct.
10738 (addr2line_cache): New static var.
10739 (Dwarf_line_info::one_addr2line): Added caching.
10740 (Dwarf_line_info::clear_addr2line_cache): New function.
10741 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10742 cache-size parameter.
10743 (Dwarf_line_info::one_addr2line_cache): New function.
10744 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10745 new cache-size argument to one_addr2line(), and clear cache.
10747 2008-04-28 Cary Coutant <ccoutant@google.com>
10749 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10750 R_386_PC8 relocations.
10752 2008-04-23 Ian Lance Taylor <iant@google.com>
10754 * object.cc (Sized_relobj::include_section_group): Check for
10755 invalid section group.
10757 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10760 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10761 than read for file header.
10762 * archive.cc (Archive::include_member): Likewise.
10764 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10766 * aclocal.m4: Regenerate.
10767 * configure: Regenerate.
10769 2008-04-19 Ian Lance Taylor <iant@google.com>
10771 * version.cc (version_string): Bump to 1.6.
10773 * testsuite/Makefile.am (many_sections_r_test): New target.
10774 (many_sections_r_test_SOURCES): Remove.
10775 (many_sections_r_test_DEPENDENCIES): Remove.
10776 (many_sections_r_test_LDFLAGS): Remove.
10777 (many_sections_r_test_LDADD): Remove.
10779 * object.cc (Sized_relobj::do_add_symbols): Always pass
10780 local_symbol_count_ to add_from_relobj.
10782 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10783 every thousand variables.
10784 * testsuite/Makefile.in: Rebuild.
10786 * object.cc (Xindex::initialize_symtab_xindex): New function.
10787 (Xindex::read_symtab_xindex): New function.
10788 (Xindex::sym_xindex_to_shndx): New function.
10789 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10791 (Sized_relobj::do_initialize_xindex): New function.
10792 (Sized_relobj::do_read_symbols): Adjust section links.
10793 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10794 parameter. Change all callers.
10795 (Sized_relobj::include_section_group): Adjust section links and
10796 symbol section indexes.
10797 (Sized_relobj::do_layout): Adjust section links.
10798 (Sized_relobj::do_count_local_symbols): Adjust section links and
10799 symbol section indexes.
10800 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10801 ordinary and special symbols.
10802 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10803 dynsym_xindex parameters. Change all callers. Adjust section
10804 links. Use SHN_XINDEX when needed.
10805 (Sized_relobj::get_symbol_location_info): Adjust section links.
10806 Don't get fooled by special symbols.
10807 * object.h (class Xindex): Define.
10808 (class Object): Add xindex_ parameter. Declare virtual functoin
10809 do_initialize_xindex.
10810 (Object::adjust_sym_shndx): New function.
10811 (Object::set_xindex): New protected function.
10812 (class Symbol_value): Add is_ordinary_shndx_ field.
10813 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10814 (Symbol_value::value): Assert ordinary section.
10815 (Symbol_value::initialize_input_to_output_map): Likewise.
10816 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10817 Change all callers.
10818 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10820 (class Sized_relobj): Update declarations.
10821 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10822 parameter. Change all callers.
10823 (Sized_relobj::adjust_shndx): New function.
10824 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10826 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10827 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10828 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10829 (Sized_dynobj::read_dynsym_section): Adjust section links.
10830 (Sized_dynobj::read_dynamic): Likewise.
10831 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10833 (Sized_dynobj::do_initialize_xindex): New function.
10834 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10835 do_initialize_xindex.
10836 (Sized_dynobj::adjust_shndx): New function.
10837 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10838 dynsym_xindex_ fields.
10839 (Layout::finalize): Add a call to set_section_indexes before
10840 creating the symtab sections.
10841 (Layout::set_section_indexes): Don't do anything if the section
10842 already has a section index.
10843 (Layout::create_symtab_sections): Add shnum parameter. Change
10844 caller. Create .symtab_shndx section if needed.
10845 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10847 (Layout::allocated_output_section_count): New function.
10848 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10850 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10851 fields. Update declarations.
10852 (Layout::symtab_xindex): New function.
10853 (Layout::dynsym_xindex): New function.
10854 (class Write_symbols_task): Add layout_ field.
10855 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10857 * output.cc (Output_section_headers::Output_section_headers): Add
10858 shstrtab_section parameter. Change all callers.
10859 (Output_section_headers::do_sized_write): Store overflow values
10860 for section count and section string table section index in
10861 section header zero.
10862 (Output_file_header::do_sized_write): Check for overflow of
10863 section count and section string table section index.
10864 (Output_symtab_xindex::do_write): New function.
10865 (Output_symtab_xindex::endian_do_write): New function.
10866 * output.h (class Output_section_headers): Add shstrtab_section_.
10867 Update declarations.
10868 (class Output_symtab_xindex): Define.
10869 (Output_section::has_out_shndx): New function.
10870 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10872 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10873 Change all callers.
10874 (Sized_symbol::init): Likewise.
10875 (Symbol::output_section): Check for ordinary symbol.
10876 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10877 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10879 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10880 Change all callers. Simplify handling of symbols from sections
10881 not included in the link.
10882 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10884 (Weak_alias_sorter::operator()): Assert that symbols are
10886 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10888 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10889 parameters. Change all callers.
10890 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10891 symbol distinction. Use SHN_XINDEX when needed.
10892 (Symbol_table::write_section_symbol): Add symtab_xindex
10893 parameter. Change all callers.
10894 (Symbol_table::sized_write_section_symbol): Likewise. Use
10895 SHN_XINDEX when needed.
10896 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10898 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10899 (Symbol::is_defined): Check is_ordinary.
10900 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10901 (Symbol::is_absolute, Symbol::is_common): Likewise.
10902 (class Sized_symbol): Update declarations.
10903 (class Symbol_table): Update declarations.
10904 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10905 parameters. Change all callers.
10906 (Sized_symbol::override): Likewise.
10907 (Symbol_table::override): Likewise.
10908 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
10909 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
10910 is_ordinary, and orig_st_shndx parameters. Change all callers.
10911 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
10912 to be in an ordinary section.
10913 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
10914 object and is_ordinary parameters. Change all callers.
10915 (Sized_dwarf_line_info::read_relocs): Add object parameter.
10916 Change all callers. Don't add undefined or non-ordinary symbols
10918 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
10919 Change all callers.
10920 * dwarf_reader.h (class Sized_dwarf_line_info): Update
10922 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
10923 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
10924 (Sized_relobj::relocate_sections): Likewise.
10925 * target-reloc.h (scan_relocs): Adjust section symbol index.
10926 (scan_relocatable_relocs): Likewise.
10927 * i386.cc (Scan::local): Check for ordinary symbols.
10928 * sparc.cc (Scan::local): Likewise.
10929 * x86_64.cc (Scan::local): Likewise.
10930 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
10931 to symbol_section_and_value.
10932 * testsuite/many_sections_test.cc: New file.
10933 * testsuite/Makefile.am (BUILT_SOURCES): Define.
10934 (check_PROGRAMS): Add many_sections_test.
10935 (many_sections_test_SOURCES): Define.
10936 (many_sections_test_DEPENDENCIES): Define.
10937 (many_sections_test_LDFLAGS): Define.
10938 (BUILT_SOURCES): Add many_sections_define.h.
10939 (many_sections_define.h): New target.
10940 (BUILT_SOURCES): Add many_sections_check.h.
10941 (many_sections_check.h): New target.
10942 (check_PROGRAMS): Add many_sections_r_test.
10943 (many_sections_r_test_SOURCES): Define.
10944 (many_sections_r_test_DEPENDENCIES): Define.
10945 (many_sections_r_test_LDFLAGS): Define.
10946 (many_sections_r_test_LDADD): Define.
10947 (many_sections_r_test.o): New target.
10948 * testsuite/Makefile.in: Rebuild.
10950 2008-04-17 Cary Coutant <ccoutant@google.com>
10952 * errors.cc (Errors::info): New function.
10953 (gold_info): New function.
10954 * errors.h (Errors::info): New function.
10955 * gold.h (gold_info): New function.
10956 * object.cc (Input_objects::add_object): Print trace output.
10957 * options.cc (options::parse_set): New function.
10958 (General_options::parse_wrap): Deleted.
10959 (General_options::General_options): Deleted initializer.
10960 * options.h (options::String_set): New typedef.
10961 (options::parse_set): New function.
10962 (DEFINE_set): New macro.
10963 (General_options::wrap): Changed to use DEFINE_set. Changed
10964 callers of any_wrap_symbols and is_wrap_symbol.
10965 (General_options::trace, General_options::trace_symbol):
10967 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
10968 (General_options::wrap_symbols_): Deleted.
10969 * symtab.cc (Symbol_table::add_from_object): Print trace output.
10971 2008-04-17 David S. Miller <davem@davemloft.net>
10973 * options.cc (General_options::parse_V): New function.
10974 * options.h: Add entries for -V and -Qy.
10976 2008-04-17 Ian Lance Taylor <iant@google.com>
10978 * common.cc (Symbol_table::allocate_commons): Remove options
10979 parameter. Change caller.
10980 (Symbol_table::do_allocate_commons): Remove options parameter.
10981 Change caller. Just call do_allocate_commons_list twice.
10982 (Symbol_table::do_allocate_commons_list): New function, broken out
10983 of do_allocate_commons.
10984 * common.h (class Allocate_commons_task): Remove options_ field.
10985 Update constructor.
10986 * symtab.cc (Symbol_table::Symbol_table): Initialize
10988 (Symbol_table::add_from_object): Put TLS common symbols on
10990 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
10991 which are IN_OUTPUT_DATA.
10992 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
10993 allocate_commons and do_allocate_commons declarations. Declare
10994 do_allocate_commons_list.
10995 * gold.cc (queue_middle_tasks): Update creation of
10996 Allocate_commons_task to not pass options.
10997 * testsuite/Makefile.am (INCLUDES): Add -I.. .
10998 (TLS_TEST_C_FLAGS): New variable.
10999 (tls_test_c_pic.o): New target.
11000 (tls_test_shared.so): Link in tls_test_c_pic.o.
11001 (tls_test_c_pic_ie.o): New target.
11002 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11003 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11004 (tls_test_c.o): New target.
11005 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11006 (tls_pic_test_LDADD): Likewise.
11007 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11008 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11009 (tls_test_c_gnu2.o): New target.
11010 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11012 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11013 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11014 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11015 * testsuite/tls_test.cc: Include "config.h".
11016 (t_last): Call t11_last.
11017 * testsuite/tls_test.h (t11, t11_last): Declare.
11018 * testsuite/tls_test_c.c: New file.
11019 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11020 * configure.ac: Check for OpenMP support.
11021 * configure, config.in, Makefile.in: Rebuild.
11022 * testsuite/Makefile.in: Rebuild.
11024 2008-04-16 Cary Coutant <ccoutant@google.com>
11026 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11027 (Target_i386::tls_base_symbol_defined_): New field.
11028 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11029 (Target_i386::Scan::global): Likewise.
11030 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11031 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11032 (Target_x86_64::tls_base_symbol_defined_): New field.
11033 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11034 (Target_x86_64::Scan::global): Likewise.
11036 2008-04-16 Cary Coutant <ccoutant@google.com>
11038 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11039 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11040 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11041 building shared libraries.
11042 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11043 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11044 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11045 * testsuite/Makefile.in: Rebuild.
11046 * testsuite/weak_undef.h: New file.
11047 * testsuite/weak_undef_file1.cc: Add extra test cases.
11048 * testsuite/weak_undef_file2.cc: Likewise.
11049 * testsuite/weak_undef_test.cc: Likewise.
11051 2008-04-16 David S. Miller <davem@davemloft.net>
11053 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11054 Add issued_non_pic_error_ field. Declare check_non_pic.
11055 (Target_sparc::Scan::check_non_pic): New function.
11056 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11057 (Target_sparc::Scan::global): Likewise.
11059 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11060 * configure: Rebuild.
11062 * options.h (DEFINE_enable): New macro.
11063 (new_dtags): New enable option.
11064 (initfirst, interpose, loadfltr, nodefaultlib,
11065 nodelete, nodlopen, nodump): New -z options.
11066 * layout.cc (Layout:finish_dynamic_section): If new
11067 dtags enabled, emit DT_RUNPATH. Also, emit a
11068 DT_FLAGS_1 containing any specified -z flags.
11070 2008-04-16 Ian Lance Taylor <iant@google.com>
11072 * copy-relocs.cc: New file.
11073 * copy-relocs.h: New file.
11074 * reloc.cc: Remove Copy_relocs code.
11075 * reloc.h: Likewise.
11076 * reloc-types.h (struct Reloc_types) [both versions]: Add
11077 get_reloc_addend_noerror.
11078 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11079 variants of add_global which take an addend which must be zero.
11080 * i386.cc: Include "copy-relocs.h".
11081 (class Target_i386): Change type of copy_relocs_ to variable,
11082 update initializer.
11083 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11084 Change all callers.
11085 (Target_i386::do_finalize_sections): Change handling of
11087 * sparc.cc: Include "copy-relocs.h".
11088 (class Target_sparc): Change type of copy_relocs_ to variable,
11089 update initializer.
11090 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11091 Change all callers.
11092 (Target_sparc::do_finalize_sections): Change handling of
11094 * x86_64.cc: Include "copy-relocs.h".
11095 (class Target_x86_64): Change type of copy_relocs_ to variable,
11096 update initializer.
11097 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11098 class. Change all callers.
11099 (Target_x86_64::do_finalize_sections): Change handling of
11101 * Makefile.am (CCFILES): Add copy-relocs.cc.
11102 (HFILES): Add copy-relocs.h.
11104 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11106 * testsuite/script_test_4.sh: Permit leading zeroes.
11108 2008-04-15 Ian Lance Taylor <iant@google.com>
11110 * script-sections.cc (Script_sections::create_segments): Use
11111 header_size_adjustment even when there is enough room for the
11113 * testsuite/script_test_4.sh: New file.
11114 * testsuite/script_test_4.t: New file.
11115 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11116 (check_DATA): Add script_test_4.stdout.
11117 (MOSTLYCLEANFILES): Likewise.
11118 (script_test_4): New target.
11119 (script_test_4.stdout): New target.
11120 * testsuite/Makefile.in: Rebuild.
11122 * sparc.cc: Add definitions for Output_data_plt_sparc class
11125 2008-04-14 David S. Miller <davem@davemloft.net>
11127 * sparc.cc: New file.
11128 * Makefile.am (TARGETSOURCES): Add sparc.cc
11129 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11130 * configure.tgt: Document targ_extra_size and
11131 targ_extra_big_endian. Add entries for sparc-* and
11133 * configure.ac: Handle targ_extra_size and
11134 targ_extra_big_endian.
11135 * Makefile.in: Rebuild.
11136 * configure: Likewise.
11137 * po/POTFILES.in: Likewise.
11138 * po/gold.pot: Likewise.
11140 2008-04-14 Ian Lance Taylor <iant@google.com>
11142 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11143 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11144 in the name/type/flags to section mapping. Don't call
11145 allocate_output_section.
11146 (Layout::choose_output_section): Change parameter from adjust_name
11147 to is_input_section. Don't permit input sections after sections
11148 are attached to segments. Don't call allocate_output_section.
11149 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11150 not write_enable_output_section.
11151 (Layout::make_output_section): Don't push to
11152 unattached_section_list_ nor call attach_to_segment. Call
11153 attach_section_to_segment if sections are attached.
11154 (Layout::attach_sections_to_segments): New function.
11155 (Layout::attach_section_to_segment): New function.
11156 (Layout::attach_allocated_section_to_segment): Rename from
11157 attach_to_segment. Remove flags parameter.
11158 (Layout::allocate_output_section): Remove function.
11159 (Layout::write_enable_output_section): Remove function.
11160 * layout.h (class Layout): Update for above changes. Add new
11161 field sections_are_attached_.
11162 * output.h (Output_section::update_flags_for_input_section): New
11164 * output.cc (Output_section::add_input_section): Call
11165 update_flags_for_input_section.
11166 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11168 2008-04-11 Cary Coutant <ccoutant@google.com>
11170 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11171 thought unnecessary.
11172 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11174 2008-04-11 Ian Lance Taylor <iant@google.com>
11176 * output.h (class Output_section_data): Remove inline definition
11178 * output.cc (Output_section_data::set_addralign): New function.
11180 2008-04-11 Cary Coutant <ccoutant@google.com>
11182 Add support for TLS descriptors for i386 and x86_64.
11183 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11184 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11185 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11187 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11188 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11189 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11191 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11192 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11193 Fix problem with initial-exec relocations.
11194 (Target_i386::Relocate::relocate_tls): Likewise.
11195 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11197 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11198 support for section-plus-offset dynamic table entries.
11199 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11200 (Output_data_dynamic::Dynamic_entry): Add support for
11201 section-plus-offset dynamic table entries.
11202 (Output_data_dynamic::Classification): Likewise.
11203 (Output_data_dynamic::classification_): Renamed offset_.
11204 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11205 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11206 (Target_x86_64::make_plt_section): New function.
11207 (Target_x86_64::reserve_tlsdesc_entries): New function.
11208 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11209 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11210 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11211 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11212 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11213 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11214 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11215 add extra PLT entry for TLS descriptors.
11216 (Output_data_plt_x86_64::got_): New field.
11217 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11218 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11220 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11222 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11223 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11224 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11225 R_386_TLS_DESC_CALL relocations.
11226 (Target_x86_64::Scan::global): Likewise.
11227 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11228 for TLS descriptors.
11229 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11230 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11231 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11232 GD-to-IE relaxation.
11233 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11234 and TLS_DESCRIPTORS.
11235 * Makefile.in: Rebuild.
11236 * configure: Rebuild.
11237 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11238 (tls_test_shared2.so): New target.
11239 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11240 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11241 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11242 (tls_shared_gd_to_ie_test_LDADD): New variable.
11243 (tls_shared_gnu2_gd_to_ie_test): New target.
11244 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11246 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11247 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11248 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11249 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11250 (tls_shared_gnu2_test): New target.
11251 (tls_test_gnu2_shared.so): New target.
11252 (tls_shared_gnu2_test_SOURCES): New variable.
11253 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11254 (tls_shared_gnu2_test_LDFLAGS): New variable.
11255 (tls_shared_gnu2_test_LDADD): New variable.
11256 * testsuite/Makefile.in: Rebuild.
11257 * testsuite/Makefile.
11259 2008-04-11 Ian Lance Taylor <iant@google.com>
11261 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11263 * testsuite/Makefile.in: Rebuild.
11265 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11267 * testsuite/script_test_2.cc (main): Adjust test.
11269 2008-04-11 David S. Miller <davem@davemloft.net>
11270 Ian Lance Taylor <iant@google.com>
11272 * options.h (General_options): Add entries for '-Y' and
11274 * options.cc (General_options:finalize): If -Y was used, add those
11275 entries to the library path instead of the default "/lib" and
11278 2008-04-11 David S. Miller <davem@davemloft.net>
11280 * testsuite/justsyms.t: Start at 0x100.
11281 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11282 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11284 * testsuite/script_test_2.cc: Adjust string and section length
11287 2008-04-09 Ian Lance Taylor <iant@google.com>
11290 * script-sections.cc (Sections_element::allocate_to_segment): Add
11292 (Output_section_definition::allocate_to_segment): Likewise.
11293 (Orphan_output_section::allocate_to_segment): Likewise.
11294 (Script_sections::attach_sections_using_phdrs_clause): Don't
11295 propagate non-PT_LOAD segments to orphan sections.
11296 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11297 readelf rather than objdump.
11298 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11299 .interp section and PT_INTERP segment are the same size.
11300 * testsuite/Makefile.in: Rebuild.
11302 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11303 aliases for symbols defined in the same object.
11304 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11305 (weak_alias_test_SOURCES): New variable.
11306 (weak_alias_test_DEPENDENCIES): New variable.
11307 (weak_alias_test_LDFLAGS): New variable.
11308 (weak_alias_test_LDADD): New variable.
11309 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11310 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11311 (weak_alias_test_3.o): New target.
11312 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11313 * testsuite/weak_alias_test_main.cc: New file.
11314 * testsuite/weak_alias_test_1.cc: New file.
11315 * testsuite/weak_alias_test_2.cc: New file.
11316 * testsuite/weak_alias_test_3.cc: New file.
11318 2008-04-08 Ian Lance Taylor <iant@google.com>
11320 * options.h (class General_options): Add --noinhibit-exec option.
11321 * main.cc (main): Check --noinhibit-exec.
11323 * options.h (class General_options): Define --wrap as a special
11324 option. Add wrap_symbols_ field.
11325 (General_options::any_wrap_symbols): New function.
11326 (General_options::is_wrap_symbol): New function.
11327 * options.cc (General_options::parse_wrap): New function.
11328 (General_options::General_options): Initialize wrap_symbols_.
11329 * symtab.cc (Symbol_table::wrap_symbol): New function.
11330 (Symbol_table::add_from_object): Handle --wrap.
11331 * symtab.h (class Symbol_table): Declare wrap_symbol.
11332 * target.h (Target::wrap_char): New function.
11333 (Target::Target_info): Add wrap_char field.
11334 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11335 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11336 * testsuite/testfile.cc (Target_test::test_target_info):
11339 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11342 * layout.h (class Layout): Add added_eh_frame_data_ field.
11343 * layout.cc (Layout::Layout): Initialize new field.
11344 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11345 output section until we find a section we merged successfully.
11346 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11347 that the size be non-zero.
11349 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11352 2008-04-08 Craig Silverstein <csilvers@google.com>
11354 * configure.ac: Export new conditional variable HAVE_ZLIB.
11355 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11357 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11358 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11360 2008-04-07 Ian Lance Taylor <iant@google.com>
11362 * version.cc (version_string): Set to "1.5".
11364 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11365 Add issued_non_pic_error_ field. Declare check_non_pic.
11366 (Target_x86_64::Scan::check_non_pic): New function.
11367 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11368 (Target_x86_64::Scan::global): Likewise.
11370 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11371 addend parameter. Change caller. Handle merge sections.
11372 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11373 Address to Addend. Don't add in the result of
11374 local_section_offset, pass down the addend and use the returned
11376 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11377 Update declarations of local_section_offset and symbol_value.
11378 * testsuite/two_file_test_1.cc (t18): New function.
11379 * testsuite/two_file_test_2.cc (f18): New function.
11380 * testsuite/two_file_test_main.cc (main): Call t18.
11381 * testsuite/two_file_test.h (t18, f18): Declare.
11383 * configure.ac: Don't test for objdump, c++filt, or readelf.
11384 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11386 (TEST_READELF): New variable.
11387 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11388 (check_PROGRAMS): Add two_file_strip_test.
11389 (two_file_strip_test): New target.
11390 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11391 (two_file_same_shared_strip_test_SOURCES): New variable.
11392 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11393 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11394 (two_file_same_shared_strip_test_LDADD): New variable.
11395 (two_file_shared_strip.so): New target.
11396 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11397 (ver_test_5.syms, ver_test_7.syms): Likewise.
11398 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11399 (strip_test_3.stdout): Use TEST_OBJDUMP.
11400 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11402 2008-04-04 Cary Coutant <ccoutant@google.com>
11404 * symtab.h (Symbol::is_weak_undefined): New function.
11405 (Symbol::is_strong_undefined): New function.
11406 (Symbol::is_absolute): New function.
11407 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11408 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11410 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11411 (weak_undef_test): New target.
11412 * testsuite/Makefile.in: Rebuild.
11413 * testsuite/weak_undef_file1.cc: New file.
11414 * testsuite/weak_undef_file2.cc: New file.
11415 * testsuite/weak_undef_test.cc: New file.
11417 2008-04-03 Craig Silverstein <csilvers@google.com>
11419 * compressed_output.h (class Output_compressed_section): Use
11421 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11423 (zlib_compressed_suffix): Removed.
11424 (Output_compressed_section::set_final_data_size): Use unsigned
11426 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11427 Fix linker invocation.
11428 (flagstest_o_specialfile_and_compress_debug_sections):
11430 * testsuite/Makefile.in: Regenerated.
11432 2008-04-02 David S. Miller <davem@davemloft.net>
11434 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11435 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11437 2008-04-02 Craig Silverstein <csilvers@google.com>
11441 2008-04-02 Ian Lance Taylor <iant@google.com>
11443 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11444 parameters. Update for new key type to views_. Change all
11446 (File_read::read): Adjust for byteshift in returned view.
11447 (File_read::add_view): New function, broken out of
11448 find_and_make_view.
11449 (File_read::make_view): New function, broken out of
11450 find_and_make_view.
11451 (File_read::find_or_make_view): Add offset and aligned
11452 parameters. Rewrite accordingly. Change all callers.
11453 (File_read::get_view): Add offset and aligned parameters. Adjust
11454 for byteshift in return value.
11455 (File_read::get_lasting_view): Likewise.
11456 * fileread.h (class File_read): Update declarations.
11457 (class File_read::View): Add byteshift_ field. Add byteshift to
11458 constructor. Add byteshift method.
11459 * archive.h (Archive::clear_uncached_views): New function.
11460 (Archive::get_view): Add aligned parameter. Change all callers.
11461 * object.h (Object::get_view): Add aligned parameter. Change all
11463 (Object::get_lasting_view): Likewise.
11465 * fileread.cc (File_read::release): Don't call clear_views if
11466 there are multiple objects.
11467 * fileread.h (File_read::clear_uncached_views): New function.
11468 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11471 2008-03-31 Cary Coutant <ccoutant@google.com>
11473 Add thin archive support.
11474 * archive.cc (Archive::armagt): New const.
11475 (Archive::setup): Remove task parameter and calls to unlock.
11476 (Archive::unlock_nested_archives): New function.
11477 (Archive::read_header): Add nested_off parameter. Change
11479 (Archive::interpret_header): Likewise.
11480 (Archive::include_all_members): Change to handle thin
11482 (Archive::include_member): Likewise.
11483 * archive.h (Archive::Archive): Add new parameters and
11485 (Archive::armagt): New const.
11486 (Archive::setup): Remove task parameter.
11487 (Archive::unlock_nested_archives): New function.
11488 (Archive::read_header): Add nested_off parameter.
11489 (Archive::interpret_header): Likewise.
11490 (Archive::Nested_archive_table): New typedef.
11491 (Archive::is_thin_archive_): New field.
11492 (Archive::nested_archives_): New field.
11493 (Archive::options_): New field.
11494 (Archive::dirpath_): New field.
11495 (Archive::task_): New field.
11496 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11497 for thin archives. Pass additional parameters to
11498 Archive::Archive. Unlock the archive file after calling
11501 2008-03-29 Ian Lance Taylor <iant@google.com>
11503 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11504 version symbol to be local.
11505 * testsuite/ver_test_4.sh: New file.
11506 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11507 (check_DATA): Add ver_test_4.syms.
11508 (ver_test_4.syms): New target.
11509 * testsuite/Makefile.in: Rebuild.
11512 (Output_section::Input_section_sort_entry::has_priority): New
11514 (Output_section::Input_section_sort_entry::match_file_name): New
11516 (Output_section::Input_section_sort_entry::match_section_name):
11518 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11520 (Output_section::Input_section_sort_entry::match_section_file):
11522 (Output_section::Input_section_sort_compare::operator()): Rewrite
11523 using new Input_section_sort_entry functions. Sort crtbegin and
11524 crtend first. Sort sections with no priority before sections with
11526 * testsuite/initpri1.c (d3): Check j != 4.
11527 (cd5): New constructor/destructor function.
11528 (main): Check j != 2.
11530 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11531 new symbol when resolving, don't call set_is_default.
11532 * testsuite/ver_test_7.cc: New file.
11533 * testsuite/ver_test_7.sh: New file.
11534 * testsuite/Makefile.am (ver_test_7.so): New target.
11535 (ver_test_7.o): New target.
11536 (check_SCRIPTS): Add ver_test_7.sh.
11537 (check_DATA): Add ver_test_7.syms.
11538 (ver_test_7.syms): New target.
11540 2008-03-28 Ian Lance Taylor <iant@google.com>
11542 * layout.cc (Layout::layout): If we see an input section with a
11543 name that needs sorting, set the must_sort flag for the output
11545 (Layout::make_output_section): If the name of the output section
11546 indicates that it might require sorting, set the may_sort flag.
11547 * output.h (Output_section::may_sort_attached_input_sections): New
11549 (Output_section::set_may_sort_attached_input_sections): New
11551 (Output_section::must_sort_attached_input_sections): New
11553 (Output_section::set_must_sort_attached_input_sections): New
11555 (class Output_section): Declare Input_section_sort_entry. Define
11556 Input_section_sort_compare. Declare
11557 sort_attached_input_sections. Add new fields:
11558 may_sort_attached_input_sections_,
11559 must_sort_attached_input_sections_,
11560 attached_input_sections_are_sorted_.
11561 * output.cc (Output_section::Output_section): Initialize new
11563 (Output_section::add_input_section): Add an entry to
11564 input_sections_ if may_sort or must_sort are true.
11565 (Output_section::set_final_data_size): Call
11566 sort_attached_input_sections if necessary.
11567 (Output_section::Input_section_sort_entry): Define new class.
11568 (Output_section::Input_section_sort_compare::operator()): New
11570 (Output_section::sort_attached_input_sections): New function.
11571 * configure.ac: Check whether the compiler supports constructor
11572 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11573 * testsuite/initpri1.c: New file.
11574 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11575 CONSTRUCTOR_PRIORITY.
11576 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11577 (initpri1_LDFLAGS): New variable.
11578 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11580 2008-03-27 Ian Lance Taylor <iant@google.com>
11582 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11583 * testsuite/common_test_1.c: New file.
11584 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11585 (common_test_1_SOURCES): New variable.
11586 (common_test_1_DEPENDENCIES): New variable.
11587 (common_test_1_LDFLAGS): New variable.
11589 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11590 and commons_ correctly when NAME/VERSION does not override
11592 * testsuite/ver_test_6.c: New file.
11593 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11594 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11595 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11597 2008-03-26 Ian Lance Taylor <iant@google.com>
11599 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11600 of an undefined symbol from a version script.
11601 * testsuite/Makefile.am (ver_test_5.so): New target.
11602 (ver_test_5.o): New target.
11603 (check_SCRIPTS): Add ver_test_5.sh.
11604 (check_DATA): Add ver_test_5.syms.
11605 (ver_test_5.syms): New target.
11606 * testsuite/ver_test_5.cc: New file.
11607 * testsuite/ver_test_5.script: New file.
11608 * testsuite/ver_test_5.sh: New file.
11609 * Makefile.in, testsuite/Makefile.in: Rebuild.
11612 Fix problems building gold with gcc 4.3.0.
11613 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11614 (gold_error_at_location, gold_warning_at_location): Use it.
11615 * configure.ac: Check whether we can compile and use a template
11616 function with a printf attribute.
11617 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11618 when jumping over bytes.
11619 * object.cc: Instantiate Object::read_section_data.
11620 * debug.h: Include <cstring>
11621 * dwarf_reader.cc: Include <algorithm>
11622 * main.cc: Include <cstring>.
11623 * options.cc: Include <cstring>.
11624 * output.cc: Include <cstring>.
11625 * script.cc: Include <cstring>.
11626 * script.h: Include <string>.
11627 * symtab.cc: Include <cstring> and <algorithm>.
11628 * target-select.cc: Include <cstring>.
11629 * version.cc: Include <string>.
11630 * testsuite/testmain.cc: Include <cstdlib>.
11631 * configure, config.in: Rebuild.
11633 2008-03-25 Ian Lance Taylor <iant@google.com>
11635 * options.cc: Include "../bfd/bfdver.h".
11636 (options::help): Print bug reporting address.
11638 * version.cc (print_version): Adjust output for current value of
11639 BFD_VERSION_STRING.
11643 * options.cc (options::help): Print list of supported targets.
11644 * target-select.h: Include <vector>.
11645 (class Target_selector): Make machine_, size_, and is_big_endian_
11646 fields const. Add bfd_name_ and instantiated_target_ fields.
11647 (Target_selector::Target_selector): Add bfd_name parameter.
11648 (Target_selector::recognize): Make non-virtual, call
11650 (Target_selector::recognize_by_name): Make non-virtual, call
11651 do_recognize_by_name.
11652 (Target_selector::supported_names): New function.
11653 (Target_selector::bfd_name): New function.
11654 (Target_selector::do_instantiate_target): New pure virtual
11656 (Target_selector::do_recognize): New virtual function.
11657 (Target_selector::do_recognize_by_name): New virtual function.
11658 (Target_selector::instantiate_target): New private function.
11659 (supported_target_names): Declare.
11660 * target-select.cc (Target_selector::Target_selector): Update for
11661 new parameter and fields.
11662 (select_target_by_name): Check that the name matches before
11663 calling recognize_by_name.
11664 (supported_target_names): New function.
11665 * i386.cc (class Target_selector_i386): Update Target_selector
11666 constructor call. Remove recognize and recognize_by_name. Add
11667 do_instantiate_target.
11668 * x86_64.cc (class Target_selector_x86_64): Likewise.
11669 * testsuite/testfile.cc (class Target_selector_test): Update for
11670 changes to Target_selector.
11672 * README: Rewrite, with some notes on unsupported features.
11674 2008-03-24 Cary Coutant <ccoutant@google.com>
11676 * i386.cc (Target_i386::Got_type): New enum declaration.
11677 (Target_i386::Scan::local): Updated callers of Output_data_got
11679 (Target_i386::Scan::global): Likewise.
11680 (Target_i386::Relocate::relocate): Likewise.
11681 (Target_i386::Relocate::relocate_tls): Likewise.
11682 * object.h (Got_offset_list): New class.
11683 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11684 (Sized_relobj::local_got_offset): Likewise.
11685 (Sized_relobj::set_local_got_offset): Likewise.
11686 (Sized_relobj::local_has_tls_got_offset): Removed.
11687 (Sized_relobj::local_tls_got_offset): Removed.
11688 (Sized_relobj::set_local_tls_got_offset): Removed.
11689 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11690 * output.cc (Output_data_got::add_global): Added got_type parameter.
11691 (Output_data_got::add_global_with_rel): Likewise.
11692 (Output_data_got::add_global_with_rela): Likewise.
11693 (Output_data_got::add_global_pair_with_rel): New function.
11694 (Output_data_got::add_global_pair_with_rela): New function.
11695 (Output_data_got::add_local): Added got_type parameter.
11696 (Output_data_got::add_local_with_rel): Likewise.
11697 (Output_data_got::add_local_with_rela): Likewise.
11698 (Output_data_got::add_local_pair_with_rel): New function.
11699 (Output_data_got::add_local_pair_with_rela): New function.
11700 (Output_data_got::add_global_tls): Removed.
11701 (Output_data_got::add_global_tls_with_rel): Removed.
11702 (Output_data_got::add_global_tls_with_rela): Removed.
11703 (Output_data_got::add_local_tls): Removed.
11704 (Output_data_got::add_local_tls_with_rel): Removed.
11705 (Output_data_got::add_local_tls_with_rela): Removed.
11706 * output.h (Output_data_got::add_global): Added got_type parameter.
11707 (Output_data_got::add_global_with_rel): Likewise.
11708 (Output_data_got::add_global_with_rela): Likewise.
11709 (Output_data_got::add_global_pair_with_rel): New function.
11710 (Output_data_got::add_global_pair_with_rela): New function.
11711 (Output_data_got::add_local): Added got_type parameter.
11712 (Output_data_got::add_local_with_rel): Likewise.
11713 (Output_data_got::add_local_with_rela): Likewise.
11714 (Output_data_got::add_local_pair_with_rel): New function.
11715 (Output_data_got::add_local_pair_with_rela): New function.
11716 (Output_data_got::add_global_tls): Removed.
11717 (Output_data_got::add_global_tls_with_rel): Removed.
11718 (Output_data_got::add_global_tls_with_rela): Removed.
11719 (Output_data_got::add_local_tls): Removed.
11720 (Output_data_got::add_local_tls_with_rel): Removed.
11721 (Output_data_got::add_local_tls_with_rela): Removed.
11722 * resolve.cc (Symbol::override_base_with_special): Removed
11723 reference to has_got_offset_ field.
11724 * symtab.cc (Symbol::init_fields): Replaced initialization
11725 of got_offset_ with got_offsets_. Removed initialization
11727 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11728 (Symbol::got_offset): Likewise.
11729 (Symbol::set_got_offset): Likewise.
11730 (Symbol::has_tls_got_offset): Removed.
11731 (Symbol::tls_got_offset): Removed.
11732 (Symbol::set_tls_got_offset): Removed.
11733 (Symbol::got_offset_): Removed.
11734 (Symbol::tls_mod_got_offset_): Removed.
11735 (Symbol::tls_pair_got_offset_): Removed.
11736 (Symbol::got_offsets_): New field.
11737 (Symbol::has_got_offset): Removed.
11738 (Symbol::has_tls_mod_got_offset): Removed.
11739 (Symbol::has_tls_pair_got_offset): Removed.
11740 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11741 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11743 (Target_x86_64::Scan::global): Likewise.
11744 (Target_x86_64::Relocate::relocate): Likewise.
11745 (Target_x86_64::Relocate::relocate_tls): Likewise.
11747 2008-03-25 Ben Elliston <bje@au.ibm.com>
11749 * yyscript.y: Fix spelling error in comment.
11751 2008-03-24 Ian Lance Taylor <iant@google.com>
11753 * options.h (class General_options): Define build_id option.
11754 * layout.h (class Layout): Declare write_build_id, create_note,
11755 create_build_id. Add build_id_note_ member.
11756 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11757 "libiberty.h", "md5.h", "sha1.h".
11758 (Layout::Layout): Initialize eh_frame_data_,
11759 eh_frame_hdr_section_, and build_id_note_.
11760 (Layout::finalize): Call create_build_id.
11761 (Layout::create_note): New function, broken out of
11762 Layout::create_gold_note.
11763 (Layout::create_gold_note): Call create_note.
11764 (Layout::create_build_id): New function.
11765 (Layout::write_build_id): New function.
11766 (Close_task_runner::run): Call write_build_id.
11768 * x86_64.cc: Correct license to GPLv3.
11770 2008-03-23 Ian Lance Taylor <iant@google.com>
11772 * options.cc: Include "demangle.h".
11773 (parse_optional_string): New function.
11774 (parse_long_option): Handle takes_optional_argument.
11775 (parse_short_option): Update dash_z initializer. Handle
11776 takes_optional_argument.
11777 (General_options::General_options): Initialize do_demangle_.
11778 (General_options::finalize): Set do_demangle_. Handle demangling
11780 * options.h (parse_optional_string): Declare.
11781 (struct One_option): Add optional_arg field. Update constructor.
11782 Update call constructor calls. Add takes_optional_argument
11784 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11785 (DEFINE_optional_string): Define.
11786 (General_options::demangle): Change from DEFINE_bool to
11787 DEFINE_optional_string.
11788 (General_options::no_demangle): New function.
11789 (General_options::do_demangle): New function.
11790 (General_options::set_do_demangle): New function.
11791 (General_options::execstack_status_): Move definition to end of
11793 (General_options::static_): Likewise.
11794 (General_options::do_demangle_): New field.
11795 * object.cc (big_endian>::get_symbol_location_info): Call
11796 Options::do_demangle, not Options::demangle.
11797 * symtab.cc (demangle): Likewise.
11799 2008-03-22 Ian Lance Taylor <iant@google.com>
11801 * gold.h: Include <cstddef> and <sys/types.h>
11802 * options.h: Include <cstring>.
11804 2008-03-21 Ian Lance Taylor <iant@google.com>
11806 * Added source code to GNU binutils.