1 2011-07-22 Sriraman Tallam <tmsriram@google.com>
3 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
4 only after checking if it cannot be forced local.
5 * symtab.h (is_externally_visible): Check if the symbol is not forced
8 2011-07-15 Ian Lance Taylor <iant@google.com>
10 * options.h (class General_options): Add --print-output-format.
11 Move -EL next to -EB, for better --help output.
12 * target-select.cc: Include <cstdio>, "options.h", and
14 (Target_selector::do_target_bfd_name): New function.
15 (print_output_format): New function.
16 * target-select.h (class Target_selector): Update declarations.
17 (Target_selector::target_bfd_name): New function.
18 (print_output_format): Declare.
19 * main.cc: Include "target-select.h".
20 (main): Handle --print-output-format.
21 * gold.cc: Include "target-select.h".
22 (queue_initial_tasks): Handle --print-output-format when there are
24 * parameters.cc (parameters_force_valid_target): Give a better
25 error message if -EB/-EL does not match target.
26 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
29 2011-07-15 Ian Lance Taylor <iant@google.com>
31 * i386.cc (class Output_data_plt_i386): Add layout_ field.
32 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
33 (Output_data_plt_i386::do_write): Write address of .dynamic
34 section to first entry in .got.plt section.
35 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
36 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
38 (Output_data_plt_x86_64::do_write): Write address of .dynamic
39 section to first entry in .got.plt section.
40 * layout.h (Layout::dynamic_section): New function.
42 2011-07-13 Sriraman Tallam <tmsriram@google.com>
44 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
46 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
47 input_section_position_, and input_section_glob_.
48 (read_layout_from_file): Call function section_ordering_specified.
49 * layout.h (is_section_ordering_specified): New function.
50 (section_ordering_specified): New function.
51 (section_ordering_specified_): New boolean member.
52 * main.cc(main): Call load_plugins after layout object is defined.
53 * output.cc (Output_section::add_input_section): Use
54 function section_ordering_specified to check if section ordering is
56 * output.cc (Output_section::add_relaxed_input_section): Use
57 function section_ordering_specified to check if section ordering is
59 (Output_section::update_section_layout): New function.
60 (Output_section::sort_attached_input_sections): Check if input section
62 * output.h (Output_section::update_section_layout): New function.
63 * plugin.cc (get_section_count): New function.
64 (get_section_type): New function.
65 (get_section_name): New function.
66 (get_section_contents): New function.
67 (update_section_order): New function.
68 (allow_section_ordering): New function.
69 (Plugin::load): Add the new interfaces to the transfer vector.
70 (Plugin_manager::load_plugins): New parameter.
71 (Plugin_manager::all_symbols_read): New parameter.
72 (Plugin_manager::claim_file): New parameter. Save the elf object for
74 (Plugin_manager::get_elf_object): New function.
75 (Plugin_manager::get_view): Change to directly use the bool to check
76 if get_view is called from claim_file_hook.
77 * plugin.h (input_objects): New function
78 (Plugin__manager::load_plugins): New parameter.
79 (Plugin_manager::claim_file): New parameter.
80 (Plugin_manager::get_elf_object): New function.
81 (Plugin_manager::in_claim_file_handler): New function.
82 (Plugin_manager::in_claim_file_handler_): New member.
83 (layout): New function.
84 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
85 handler with an extra parameter. Make the elf object before calling
87 * testsuite/plugin_test.c (get_section_count): New function pointer.
88 (get_section_type): New function pointer.
89 (get_section_name): New function pointer.
90 (get_section_contents): New function pointer.
91 (update_section_order): New function pointer.
92 (allow_section_ordering): New function pointer.
93 (onload): Check if the new interfaces exist.
95 2011-07-13 Ian Lance Taylor <iant@google.com>
97 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
99 * x86_64.cc (Target_x86_64::got_section): Likewise.
100 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
101 (relro_now_test_SOURCES): New variable.
102 (relro_now_test_DEPENDENCIES): New variable.
103 (relro_now_test_LDFLAGS): New variable.
104 (relro_now_test_LDADD): New variable.
105 (relro_now_test.so): New target.
106 * testsuite/Makefile.in: Rebuild.
108 2011-07-12 Ian Lance Taylor <iant@google.com>
111 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
112 GLOB_DAT relocation rather than a RELATIVE relocation for a
113 protected symbol when creating a shared library.
114 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
115 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
116 * testsuite/protected_main_1.cc (main): Test that protected
117 function has same address.
119 2011-07-11 Ian Lance Taylor <iant@google.com>
122 * options.h (class General_options): Add -Bgroup.
123 * options.cc (General_options::finalize): If -Bgroup is set,
124 default to --unresolved-symbols=report-all.
125 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
126 * target-reloc.h (issue_undefined_symbol_error): Handle
127 --unresolved-symbols=report-all.
129 2011-07-08 Ian Lance Taylor <iant@google.com>
132 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
133 if linker script discards key sections.
134 (Layout::create_dynamic_symtab): Likewise.
135 (Layout::assign_local_dynsym_offsets): Likewise.
136 (Layout::sized_create_version_sections): Likewise.
137 (Layout::create_interp): Likewise.
138 (Layout::finish_dynamic_section): Likewise.
139 (Layout::set_dynamic_symbol_size): Likewise.
141 2011-07-08 Ian Lance Taylor <iant@google.com>
144 * options.h (class General_options): Add --unresolved-symbols.
145 * target-reloc.h (issue_undefined_symbol_error): Check
146 --unresolved-symbols. Add comments.
148 2011-07-08 Ian Lance Taylor <iant@google.com>
150 * testsuite/odr_violation2.cc (Ordering::operator()): Make
151 expression more complex.
153 2011-07-08 Ian Lance Taylor <iant@google.com>
156 * target-reloc.h (issue_undefined_symbol_error): New inline
157 function, broken out of relocate_section.
158 (relocate_section): Call issue_undefined_symbol_error.
159 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
160 there is no TLS segment if we are about to issue an undefined
162 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
164 2011-07-08 Ian Lance Taylor <iant@google.com>
167 * resolve.cc (Symbol_table::should_override): Add fromtype
168 parameter. Change all callers. Give error when linking together
169 TLS and non-TLS symbol.
170 (Symbol_table::should_override_with_special): Add fromtype
171 parameter. Change all callers.
172 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
173 there is no TLS segment if we have reported some errors.
174 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
176 2011-07-08 Ian Lance Taylor <iant@google.com>
179 * target.h (Target::plt_address_for_global): New function.
180 (Target::plt_address_for_local): New function.
181 (Target::plt_section_for_global): Remove.
182 (Target::plt_section_for_local): Remove.
183 (Target::do_plt_address_for_global): New virtual function.
184 (Target::do_plt_address_for_local): New virtual function.
185 (Target::do_plt_section_for_global): Remove.
186 (Target::do_plt_section_for_local): Remove.
187 (Target::register_global_plt_entry): Add Symbol_table and Layout
189 * output.cc (Output_data_got::Got_entry::write): Use
190 plt_address_for_global and plt_address_for_local.
191 * layout.cc (Layout::add_target_dynamic_tags): Use size and
192 address of output section.
193 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
194 got_irelative_, and irelative_count_ fields. Update
196 (Output_data_plt_i386::has_irelative_section): New function.
197 (Output_data_plt_i386::entry_count): Add irelative_count_.
198 (Output_data_plt_i386::set_final_data_size): Likewise.
199 (class Target_i386): Add got_irelative_ and rel_irelative_
200 fields. Update declarations.
201 (Target_i386::Target_i386): Initialize new fields.
202 (Target_i386::do_plt_address_for_global): New function replacing
203 do_plt_section_for_global.
204 (Target_i386::do_plt_address_for_local): New function replacing
205 do_plt_section_for_local.
206 (Target_i386::got_section): Create got_irelative_.
207 (Target_i386::rel_irelative_section): New function.
208 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
209 fields. Don't define __rel_iplt_{start,end}.
210 (Output_data_plt_i386::add_entry): Add symtab and layout
211 parameters. Change all callers. Use different PLT and GOT for
213 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
214 layout parameters. Change all callers. Use different PLT and
216 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
217 (Output_data_plt_i386::rel_irelative): New function.
218 (Output_data_plt_i386::address_for_global): New function.
219 (Output_data_plt_i386::address_for_local): New function.
220 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
221 IRELATIVE GOT when changing IFUNC GOT entries.
222 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
224 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
225 if we didn't create an IRELATIVE GOT.
226 (Target_i386::Relocate::relocate): Use plt_address_for_global and
227 plt_address_for_local.
228 (Target_i386::do_dynsym_value): Use plt_address_for_global.
229 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
230 got_irelative_, and irelative_count_ fields. Update
232 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
233 Initialize new fields. Remove symtab parameter. Change all
235 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
237 (Output_data_plt_x86_64::has_irelative_section): New function.
238 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
239 (class Target_x86_64): Add got_irelative_ and rel_irelative_
240 fields. Update declarations.
241 (Target_x86_64::Target_x86_64): Initialize new fields.
242 (Target_x86_64::do_plt_address_for_global): New function replacing
243 do_plt_section_for_global.
244 (Target_x86_64::do_plt_address_for_local): New function replacing
245 do_plt_section_for_local.
246 (Target_x86_64::got_section): Create got_irelative_.
247 (Target_x86_64::rela_irelative_section): New function.
248 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
249 all callers. Don't create __rel_iplt_{start,end}.
250 (Output_data_plt_x86_64::add_entry): Add symtab and layout
251 parameters. Change all callers. Use different PLT and GOT for
253 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
254 layout parameters. Change all callers. Use different PLT and
256 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
257 parameters. Change all callers. Use different PLT and GOT for
259 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
260 (Output_data_plt_x86_64::rela_irelative): New function.
261 (Output_data_plt_x86_64::address_for_global): New function.
262 (Output_data_plt_x86_64::address_for_local): New function.
263 (Output_data_plt_x86_64::set_final_data_size): Likewise.
264 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
265 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
266 (Target_x86_64::register_global_plt_entry): Add symtab and layout
268 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
270 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
271 symbols if we didn't create an IRELATIVE GOT.
272 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
273 plt_address_for_local.
274 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
275 * testsuite/ifuncvar1.c: New test file.
276 * testsuite/ifuncvar2.c: New test file.
277 * testsuite/ifuncvar3.c: New test file.
278 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
279 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
280 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
281 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
282 * testsuite/Makefile.in: Rebuild.
284 2011-07-07 Cary Coutant <ccoutant@google.com>
286 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
287 (two_file_test_1_ndebug.o): Likewise.
288 (two_file_test_1b_ndebug.o): Likewise.
289 (two_file_test_2_ndebug.o): Likewise.
290 (two_file_test_main_ndebug.o): Likewise.
291 (incremental_test_2): Link with no-debug versions.
293 2011-07-06 Cary Coutant <ccoutant@google.com>
295 * gold/incremental.cc
296 (Output_section_incremental_inputs::write_info_blocks): Check for
297 hidden and internal symbols.
299 2011-07-06 Cary Coutant <ccoutant@google.com>
301 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
302 Check disposition for startup file.
303 (Incremental_inputs::report_command_line): Ignore
304 --incremental-startup-unchanged option.
305 * options.cc (General_options::parse_incremental_startup_unchanged):
307 (General_options::General_options): Initialize new data member.
308 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
309 (General_options): Add --incremental-startup-unchanged option.
310 (General_options::incremental_startup_disposition): New function.
311 (General_options::incremental_startup_disposition_): New data member.
313 2011-07-06 Cary Coutant <ccoutant@google.com>
315 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
316 input file index to Script_info ctor.
317 (Sized_incremental_binary::do_file_has_changed): Find the
318 command-line argument for files named in scripts.
319 * incremental.h (Script_info::Script_info): New ctor
320 with input file index.
321 (Script_info::input_file_index): New function.
322 (Script_info::input_file_index_): New data member.
323 (Incremental_binary::get_library): Add const.
324 (Incremental_binary::get_script_info): Add const.
325 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
326 * testsuite/Makefile.am (incremental_test_5): New test case.
327 (incremental_test_6): New test case.
328 * testsuite/Makefile.in: Regenerate.
330 2011-07-06 Cary Coutant <ccoutant@google.com>
332 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
333 debug output when command lines differ.
335 2011-07-06 Cary Coutant <ccoutant@google.com>
337 * incremental.cc (Incremental_inputs::report_command_line): Ignore
338 --incremental-patch option.
339 * layout.cc (Free_list::allocate): Extend allocation beyond original
341 (Layout::make_output_section): Mark sections that should get
343 * options.cc (parse_percent): New function.
344 * options.h (parse_percent): New function.
345 (DEFINE_percent): New macro.
346 (General_options): Add --incremental-patch option.
347 * output.cc (Output_section::Output_section): Initialize new data
349 (Output_section::add_input_section): Print section name when out
351 (Output_section::add_output_section_data): Likewise.
352 (Output_section::set_final_data_size): Add patch space when
353 doing --incremental-full.
354 (Output_section::do_reset_address_and_file_offset): Remove patch
356 (Output_segment::set_section_list_addresses): Print debug output
357 only if --incremental-update.
358 * output.h (Output_section::set_is_patch_space_allowed): New function.
359 (Output_section::is_patch_space_allowed_): New data member.
360 (Output_section::patch_space_): New data member.
361 * parameters.cc (Parameters::incremental_full): New function.
362 * parameters.h (Parameters::incremental_full): New function
363 * testsuite/Makefile.am (incremental_test_2): Add test for
364 --incremental-patch option.
365 * testsuite/Makefile.in: Regenerate.
366 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
367 (t18): Remove function body.
369 2011-07-05 Doug Kwan <dougkwan@google.com>
372 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
373 Arm_Address type for relocation result.
374 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
376 (Arm_relocate_functions::abs32): Use unaligned access.
377 (Arm_relocate_functions::rel32): Ditto.
378 (Arm_relocate_functions::prel31): Ditto.
379 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
380 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
381 static data relocations.
382 * testsuite/Makefile.in: Regnerate.
383 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
385 2011-07-05 Ian Lance Taylor <iant@google.com>
388 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
389 symbols if necessary.
390 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
392 2011-07-05 Ian Lance Taylor <iant@google.com>
395 * resolve.cc (Symbol::override_base_with_special): Simply override
396 version with special symbol version, ignoring previous version.
398 2011-07-05 Ian Lance Taylor <iant@google.com>
400 * object.cc (Sized_relobj_file::include_section_group): Add
401 information to comment about signature location.
403 2011-07-02 Ian Lance Taylor <iant@google.com>
406 * options.h (class General_options): Add -f and -F.
407 * options.cc (General_options::finalize): Fatal error if -f/-F
408 are used without -shared.
409 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
411 2011-07-02 Ian Lance Taylor <iant@google.com>
413 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
415 2011-07-01 Ian Lance Taylor <iant@google.com>
419 * resolve.cc (Symbol::override_base_with_special): Don't override
420 the version if the overriding symbol has a different name.
421 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
422 all callers. If we give an error about an undefined version,
423 define the base version if necessary.
424 * dynobj.h (class Versions): Update declaration.
425 * testsuite/weak_alias_test_5.cc: New file.
426 * testsuite/weak_alias_test.script: New file.
427 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
428 and versioned_alias have the right value, and call t2.
429 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
430 weak_alias_test_5.so.
431 (weak_alias_test_LDADD): Likewise.
432 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
433 * testsuite/Makefile.in: Rebuild.
435 2011-07-01 Ian Lance Taylor <iant@google.com>
438 * options.h (class General_options): Support -z notext.
439 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
441 (two_file_shared_nonpic.so): Likewise.
442 (two_file_shared_mixed.so): Likewise.
443 (two_file_shared_mixed_1.so): Likewise.
444 (weak_undef_lib_nonpic.so): Likewise.
445 (alt/weak_undef_lib_nonpic.so): Likewise.
446 (tls_test_shared_nonpic.so): Likewise.
447 * testsuite/Makefile.in: Rebuild.
449 2011-07-01 Ian Lance Taylor <iant@google.com>
452 * configure.ac: Test whether static linking works, setting
453 the automake conditional HAVE_STATIC.
454 * testsuite/Makefile.am: Disable tests using -static if
455 HAVE_STATIC is not true.
456 * configure, testsuite/Makefile.in: Rebuild.
458 2011-07-01 Ian Lance Taylor <iant@google.com>
461 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
462 Assert if we see DW_EH_PE_indirect.
463 * target.h (Target::ehframe_datarel_base): New function.
464 (Target::do_ehframe_datarel_base): New target function.
465 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
466 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
469 2011-07-01 Ian Lance Taylor <iant@google.com>
472 * options.h (class General_options): Add
473 --ld-generated-unwind-info.
474 * ehframe.cc (Fde::write): Add address parameter. Change all
475 callers. If associated with PLT, fill in address and size.
476 (Cie::set_output_offset): Only add merge mapping if there is an
478 (Cie::write): Add address parameter. Change all callers.
479 (Eh_frame::add_ehframe_for_plt): New function.
480 * ehframe.h (class Fde): Update declarations. Move shndx_ and
481 input_offset_ fields into union u_, with new plt field.
482 (Fde::Fde): Adjust for new union field.
483 (Fde::Fde) [Output_data version]: New constructor.
484 (Fde::add_mapping): Only add merge mapping if there is an object.
485 (class Cie): Update declarations.
486 (class Eh_frame): Declare add_ehframe_for_plt.
487 * layout.cc (Layout::layout_eh_frame): Break out code into
488 make_eh_frame_section, and call it.
489 (Layout::make_eh_frame_section): New function.
490 (Layout::add_eh_frame_for_plt): New function.
491 * layout.h (class Layout): Update declarations.
492 * merge.cc (Merge_map::add_mapping): Add assertion.
493 * i386.cc: Include "dwarf.h".
494 (class Output_data_plt_i386): Make first_plt_entry,
495 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
496 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
497 and plt_eh_frame_fde.
498 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
499 boundary. Call add_eh_frame_for_plt if appropriate.
500 * x86_64.cc: Include "dwarf.h".
501 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
502 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
503 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
504 and plt_eh_frame_fde.
505 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
508 2011-06-29 Ian Lance Taylor <iant@google.com>
511 * object.cc (Sized_relobj_file::layout_section): Change shdr
512 parameter to be const.
513 (Sized_relobj_file::layout_eh_frame_section): New function, broken
515 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
516 appropriate. Call layout_eh_frame_section.
517 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
519 * object.h (class Sized_relobj_file): Update declarations.
521 2011-06-29 Ian Lance Taylor <iant@google.com>
524 * script.cc (Token::integer_value): Accept trailing M/m/K/k
526 (Lex::gather_token): Accept trailing M/m/K/k for integers.
528 2011-06-29 Ian Lance Taylor <iant@google.com>
531 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
533 * layout.cc (Layout::layout_eh_frame): Likewise.
535 2011-06-29 Ian Lance Taylor <iant@google.com>
538 * layout.cc (Layout::symtab_section_shndx): New function.
539 * layout.h (class Layout): Declare symtab_section_shndx.
540 * output.cc (Output_section::write_header): Call it.
542 2011-06-29 Ian Lance Taylor <iant@google.com>
545 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
546 symbols which are not used in a relocation.
548 2011-06-28 Ian Lance Taylor <iant@google.com>
551 * layout.cc (Layout::segment_precedes): Don't crash if a linker
552 script create indistinguishable segments.
553 (Layout::set_segment_offsets): Use stable_sort when sorting
554 segments. Pass this to Compare_segments constructor.
555 * layout.h (class Layout): Make segment_precedes non-static.
556 (class Compare_segments): Change from struct to class. Add
557 layout_ field. Add constructor.
559 (Script_sections::attach_sections_using_phdrs_clause): Rename
560 local orphan to is_orphan. Don't report failure to put empty
561 section in segment. On attachment failure, report name of
562 section, and attach to first PT_LOAD segment.
564 2011-06-28 Ian Lance Taylor <iant@google.com>
567 * target-select.cc (Target_selector::Target_selector): Add
568 emulation parameter. Change all callers.
569 (select_target_by_bfd_name): Rename from select_target_by_name.
571 (select_target_by_emulation): New function.
572 (supported_emulation_names): New function.
573 * target-select.h (class Target_selector): Add emulation_ field.
575 (Target_selector::recognize_by_bfd_name): Rename from
576 recognize_by_name. Change all callers.
577 (Target_selector::supported_bfd_names): Rename from
578 supported_names. Change all callers.
579 (Target_selector::recognize_by_emulation): New function.
580 (Target_selector::supported_emulations): New function.
581 (Target_selector::emulation): New function.
582 (Target_selector::do_recognize_by_bfd_name): Rename from
583 do_recognize_by_name. Change all callers.
584 (Target_selector::do_supported_bfd_names): Rename from
585 do_supported_names. Change all callers.
586 (Target_selector::do_recognize_by_emulation): New function.
587 (Target_selector::do_supported_emulations): New function.
588 (select_target_by_bfd_name): Change name in declaration.
589 (select_target_by_emulation): Declare.
590 (supported_emulation_names): Declare.
591 * parameters.cc (parameters_force_valid_target): Try to find
592 target based on emulation from -m option.
593 * options.h (class General_options): Change doc string for -m.
594 * options.cc (help): Print emulations.
595 (General_options::parse_V): Likewise.
596 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
597 Add emulation parameter. Change all callers.
599 2011-06-28 Ian Lance Taylor <iant@google.com>
601 * target.h (class Target): Add osabi_ field.
602 (Target::osabi): New function.
603 (Target::set_osabi): New function.
604 (Target::Target): Initialize osabi_.
605 (Target::do_adjust_elf_header): Make pure virtual.
606 (Sized_target::do_adjust_elf_header): Declare.
607 * target.cc (Sized_target::do_adjust_elf_header): New function.
608 (class Sized_target): Instantiate all versions.
609 * freebsd.h (class Target_freebsd): Remove.
610 (Target_selector_freebsd::do_recognize): Call set_osabi on
612 (Target_selector_freebsd::do_recognize_by_name): Likewise.
613 (Target_selector_freebsd::set_osabi): Remove.
614 * i386.cc (class Target_i386): Inherit from Sized_target rather
616 * x86_64.cc (class Target_x86_64): Likewise.
618 2011-06-28 Ian Lance Taylor <iant@google.com>
620 * target.h (Target::can_check_for_function_pointers): Rewrite.
622 (Target::can_icf_inline_merge_sections): Likewise.
623 (Target::section_may_have_icf_unsafe_poineters): Likewise.
624 (Target::Target_info): Add can_icf_inline_merge_sections field.
625 (Target::do_can_check_for_function_pointers): New virtual
627 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
628 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
629 from can_check_for_function_pointers, move in file.
630 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
631 section_may_have_icf_unsafe_poineters, move in file.
632 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
633 * i386.cc (Target_i386::do_can_check_for_function_pointers):
634 Rename from can_check_for_function_pointers, move in file.
635 (Target_i386::can_icf_inline_merge_sections): Remove.
636 (Target_i386::i386_info): Initialize
637 can_icf_inline_merge_sections.
638 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
639 Initialize can_icf_inline_merge_sections.
640 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
641 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
642 Rename from can_check_for_function_pointers, move in file.
643 (Target_x86_64::can_icf_inline_merge_sections): Remove.
644 (Target_x86_64::x86_64_info): Initialize
645 can_icf_inline_merge_sections.
646 * testsuite/testfile.cc (Target_test::test_target_info):
648 * icf.cc (get_section_contents): Correct formatting.
650 2011-06-27 Ian Lance Taylor <iant@google.com>
652 * symtab.cc (Symbol::versioned_name): New function.
653 (Symbol_table::add_to_final_symtab): Use versioned_name when
655 (Symbol_table::sized_write_symbol): Likewise.
656 * symtab.h (class Symbol): Declare versioned_name.
657 * stringpool.h (class Stringpool_template): Add variant of add
658 which takes a std::basic_string.
659 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
660 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
661 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
662 (ver_test_12.o): New target.
663 * testsuite/Makefile.in: Rebuild.
665 2011-06-27 Doug Kwan <dougkwan@google.com>
667 * arm.cc (Arm_relocate_functions::thm_jump8,
668 Arm_relocate_functions::thm_jump11): Use a wider signed
669 type to compute offset.
670 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
672 * testsuite/Makefile.in: Regenerate.
673 * testsuite/arm_branch_in_range.sh: Check test results of
674 arm_thm_jump11 and arm_thm_jump8.
675 * testsuite/arm_thm_jump11.s: New test source file.
676 * testsuite/arm_thm_jump11.t: New linker script.
677 * testsuite/arm_thm_jump8.s: New test source file.
678 * testsuite/arm_thm_jump8.t: New linker script.
680 2011-06-24 Ian Lance Taylor <iant@google.com>
682 * layout.cc: Include "object.h".
683 (ctors_sections_in_init_array): New static variable.
684 (Layout::is_ctors_in_init_array): New function.
685 (Layout::layout): Add entry to ctors_sections_in_init_array if
687 * layout.h (class Layout): Declare is_ctors_in_init_array.
688 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
689 is_ctors_reverse_view is set.
690 (Sized_relobj_file::write_sections): Add layout parameter. Change
691 all callers. Set is_ctors_reverse_view field of View_size.
692 (Sized_relobj_file::reverse_words): New function.
693 * object.h (Sized_relobj_file::View_size): Add
694 is_ctors_reverse_view field.
695 (class Sized_relobj_file): Update declarations.
696 * testsuite/initpri3.c: New test.
697 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
699 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
700 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
701 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
702 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
703 * testsuite/Makefile.in: Rebuild.
705 2011-06-24 Cary Coutant <ccoutant@google.com>
707 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
708 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
709 (debug_msg_cdebug.err): New targets.
710 * testsuite/Makefile.in: Regenerate.
711 * testsuite/debug_msg.sh: Check output of link with compressed debug.
712 Fix checks for link with shared library.
714 2011-06-24 Doug Kwan <dougkwan@google.com>
716 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
717 skip empty text sections.
718 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
720 2011-06-22 Ian Lance Taylor <iant@google.com>
723 * options.h (class General_options): Add --ctors-in-init-array.
724 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
725 friends as SHT_PROGBITS for merging sections.
726 (Layout::layout): Remove special handling of .init_array and
727 friends. Don't sort if doing relocatable link. Sort for .ctors
728 and .dtors if ctors_in_init_array.
729 (Layout::make_output_section): Force correct section types for
730 .init_array and friends. Don't sort if doing relocatable link,
731 Don't sort .ctors and .dtors if ctors_in_init_array.
732 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
733 (Layout::output_section_name): Add relobj parameter. Change all
734 callers. Handle .ctors. and .dtors. in code rather than table.
735 Handle .ctors and .dtors if ctors_in_init_array.
736 (Layout::match_file_name): New function, moved from output.cc.
737 * layout.h (class Layout): Update declarations.
738 * output.cc: Include "layout.h".
739 (Input_section_sort_entry::get_priority): New function.
740 (Input_section_sort_entry::match_file_name): Just call
741 Layout::match_file_name.
742 (Output_section::Input_section_sort_init_fini_compare::operator()):
743 Handle .ctors and .dtors. Sort by explicit priority rather than
745 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
746 * testsuite/initpri2.c: New test.
747 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
748 (check_PROGRAMS): Add initpri2.
749 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
750 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
751 * configure, testsuite/Makefile.in: Rebuild.
753 2011-06-19 Ian Lance Taylor <iant@google.com>
756 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
757 .interp section to a PT_INTERP segment even if we have seen a
758 --dynamic-linker option. Don't do it if we have seen a PHDRS
759 clause in a linker script.
760 (Layout::finalize): Don't create a .interp section if we've
761 already create a PT_INTERP segment.
762 (Layout::create_interp): Always call choose_output_section (revert
763 patch of 2011-06-17). Don't create PT_INTERP segment.
765 (Script_sections::create_note_and_tls_segments): Add a .interp
766 section to a PT_INTERP segment even if we have seen a
767 --dynamic-linker option.
769 2011-06-18 Ian Lance Taylor <iant@google.com>
771 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
772 merely because a non-PT_LOAD segment has a dynamic reloc.
774 2011-06-18 Ian Lance Taylor <iant@google.com>
776 * layout.cc (Layout::finish_dynamic_section): Don't create
777 DT_FLAGS entry if not needed.
779 2011-06-18 Ian Lance Taylor <iant@google.com>
782 * layout.cc (Layout::layout_eh_frame): Correct handling of
783 writable .eh_frame section.
785 2011-06-17 Ian Lance Taylor <iant@google.com>
788 * resolve.cc (Symbol_table::resolve): Don't give an error if a
789 symbol is redefined with the exact same object and value.
791 2011-06-17 Ian Lance Taylor <iant@google.com>
794 * layout.h (class Layout): Add interp_segment_ field.
795 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
796 (Layout::attach_allocated_section_to_segment): If making shared
797 library, put .interp section in PT_INTERP segment.
798 (Layout::finalize): Also call create_interp if -dynamic-linker
800 (Layout::create_interp): Assert that there is no PT_INTERP
801 segment. If not using a SECTIONS clause, use make_output_section.
802 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
804 (Script_sections::create_note_and_tls_segments): If making shared
805 library, put .interp section in PT_INTERP segment.
807 2011-06-17 Ian Lance Taylor <iant@google.com>
809 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
810 when making a shared library.
812 2011-06-17 Ian Lance Taylor <iant@google.com>
814 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
815 parameter. Change all callers. Don't issue warning about PC32
816 against locally defined symbol.
818 2011-06-16 Ian Lance Taylor <iant@google.com>
820 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
821 occurs in same object.
823 2011-06-14 Alan Modra <amodra@gmail.com>
825 * po/POTFILES.in: Regenerate.
827 2011-06-09 Ian Lance Taylor <iant@google.com>
830 (Orphan_output_section::set_section_addresses): For a relocatable
831 link set address to 0.
833 2011-06-09 Cary Coutant <ccoutant@google.com>
836 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
837 used with --compress-debug-sections.
838 * gold/object.cc (Sized_relobj_file::do_layout): Report
839 uncompressed size of compressed input sections.
841 2011-06-08 Cary Coutant <ccoutant@google.com>
844 * testsuite/two_file_test_2_v1.cc: Change initialization of
845 v2 to keep it in .data.
847 2011-06-07 Cary Coutant <ccoutant@google.com>
849 * common.cc (Symbol_table::do_allocate_commons_list): Call
851 * errors.cc (Errors::fatal): Adjust call to gold_exit.
852 (Errors::fallback): New function.
853 (gold_fallback): New function.
854 * errors.h (Errors::fallback): New function.
855 * gold.cc (gold_exit): Change status parameter to enum; adjust
857 (queue_initial_tasks): Call gold_fallback.
858 * gold.h: Include cstdlib.
859 (Exit_status): New enum type.
860 (gold_exit): Change status parameter to enum.
861 (gold_fallback): New function.
862 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
863 (Layout::create_symtab_sections): Likewise.
864 (Layout::create_shdrs): Likewise.
865 * main.cc (main): Adjust call to gold_exit.
866 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
867 (Output_data_got::add_got_entry_pair): Likewise.
868 (Output_section::add_input_section): Likewise.
869 (Output_section::add_output_section_data): Likewise.
870 (Output_segment::set_section_list_addresses): Likewise.
871 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
873 2011-06-07 Cary Coutant <ccoutant@google.com>
875 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
876 for incremental links.
877 * output.cc (Output_segment::set_section_list_addresses): Remove
878 FIXME and test for TLS or BSS.
880 2011-06-07 Cary Coutant <ccoutant@google.com>
882 * testsuite/Makefile.am: Add incremental_copy_test,
883 incremental_common_test_1.
884 * testsuite/Makefile.in: Regenerate.
885 * testsuite/common_test_1_v1.c: New source file.
886 * testsuite/common_test_1_v2.c: New source file.
887 * testsuite/copy_test_v1.cc: New source file.
889 2011-06-07 Cary Coutant <ccoutant@google.com>
891 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
892 update, allocate common from bss section's free list.
893 * incremental-dump.cc (dump_incremental_inputs): Print flag for
894 linker-defined symbols.
895 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
896 Skip GOT and PLT entries that are no longer referenced.
897 (Output_section_incremental_inputs::write_info_blocks): Mark
898 linker-defined symbols.
899 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
900 * output.cc (Output_section::allocate): New function.
901 * output.h (Output_section::allocate): New function.
902 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
903 linker-defined symbols.
904 (Symbol::override_base_with_special): Copy is_predefined_ flag.
905 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
906 (Symbol::init_base_output_data): Likewise.
907 (Symbol::init_base_output_segment): Likewise.
908 (Symbol::init_base_constant): Likewise.
909 (Sized_symbol::init_output_data): Likewise.
910 (Sized_symbol::init_output_segment): Likewise.
911 (Sized_symbol::init_constant): Likewise.
912 (Symbol_table::do_define_in_output_data): Likewise.
913 (Symbol_table::do_define_in_output_segment): Likewise.
914 (Symbol_table::do_define_as_constant): Likewise.
915 * symtab.h (Symbol::is_predefined): New function.
916 (Symbol::init_base_output_data): Add is_predefined parameter.
917 (Symbol::init_base_output_segment): Likewise.
918 (Symbol::init_base_constant): Likewise.
919 (Symbol::is_predefined_): New data member.
920 (Sized_symbol::init_output_data): Add is_predefined parameter.
921 (Sized_symbol::init_output_segment): Likewise.
922 (Sized_symbol::init_constant): Likewise.
923 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
925 2011-06-07 Cary Coutant <ccoutant@google.com>
927 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
928 instead of emit_copy_reloc.
929 (Copy_relocs::emit_copy_reloc): Refactor.
930 (Copy_relocs::make_copy_reloc): New function.
931 (Copy_relocs::add_copy_reloc): Remove.
932 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
934 (Copy_relocs::make_copy_reloc): New function.
935 (Copy_relocs::add_copy_reloc): Remove.
936 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
937 unchanged input files.
938 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
939 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
940 Reserve BSS space for COPY relocations.
941 (Sized_incremental_binary::do_emit_copy_relocs): New function.
942 (Output_section_incremental_inputs::write_info_blocks): Record
943 whether a symbol is copied from a shared object.
944 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
945 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
946 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
947 (Incremental_input_entry_reader::get_output_symbol_index): Add
949 (Incremental_binary::emit_copy_relocs): New function.
950 (Incremental_binary::do_emit_copy_relocs): New function.
951 (Sized_incremental_binary::Sized_incremental_binary): Initialize
953 (Sized_incremental_binary::add_copy_reloc): New function.
954 (Sized_incremental_binary::do_emit_copy_relocs): New function.
955 (Sized_incremental_binary::Copy_reloc): New struct.
956 (Sized_incremental_binary::Copy_relocs): New typedef.
957 (Sized_incremental_binary::copy_relocs_): New data member.
958 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
959 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
960 * target.h (Sized_target::emit_copy_reloc): New function.
961 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
963 2011-06-02 Cary Coutant <ccoutant@google.com>
966 * gold/archive.cc (Archive::Archive): Initialize new data member.
967 (Archive::include_all_members): Return if archive has already been
969 * gold/archive.h (Archive::include_all_members_): New data member.
971 2011-06-02 Nick Clifton <nickc@redhat.com>
973 * dynobj.h: Fix spelling mistake in comment.
974 * output.cc: Likewise.
976 2011-05-31 Doug Kwan <dougkwan@google.com>
980 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
981 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
982 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
983 redundant arm_exidx_test.so.
984 * testsuite/Makefile.in: Regenerate.
985 (check_SCRIPTS): Add pr12826.sh
986 (check_DATA): Add pr12826.stdout
987 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
988 * testsuite/pr12826.sh: New file.
989 * testsuite/pr12826_1.s: Ditto.
990 * testsuite/pr12826_1.s: Ditto.
992 2011-05-30 Ian Lance Taylor <iant@google.com>
994 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
997 2011-05-29 Ian Lance Taylor <iant@google.com>
1000 * testsuite/Makefile.am: Use different file name for two_file_test
1001 temporary file for each incremental test.
1002 * testsuite/Makefile.in: Rebuild.
1004 2011-05-29 Ian Lance Taylor <iant@google.com>
1006 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1007 binary input file is empty.
1009 2011-05-27 Ian Lance Taylor <iant@google.com>
1011 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1012 (ver_test_9.so): Likewise.
1013 * testsuite/Makefile.in: Rebuild.
1015 2011-05-26 Cary Coutant <ccoutant@google.com>
1017 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1018 * incremental.cc (Incremental_inputs::report_input_section): Fix
1019 comment, indentation.
1020 (Incremental_inputs::report_comdat_group): New function.
1021 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1022 of data for incremental input file entry.
1023 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1024 group count, COMDAT group signatures.
1025 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1026 an unchanged input file.
1027 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1028 Initialize new data member.
1029 (Incremental_object_entry::add_comdat_group): New function.
1030 (Incremental_object_entry::get_comdat_group_count): New function.
1031 (Incremental_object_entry::get_comdat_signature_key): New function.
1032 (Incremental_object_entry::groups_): New data member.
1033 (Incremental_inputs::report_comdat_group): New function.
1034 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1035 data for incremental input file entry.
1036 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1037 (Incremental_input_entry_reader::get_input_section): Adjust size of
1038 data for incremental input file entry.
1039 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1040 (Incremental_input_entry_reader::get_comdat_group_signature): New
1042 * object.cc (Sized_relobj::include_section_group): Report kept
1043 COMDAT groups for incremental links.
1045 2011-05-24 David Meyer <pdox@google.com>
1047 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1048 with name parameter. Add found_name parameter.
1049 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1050 * dirsearch.h (class Dirsearch): Update declaration.
1052 2011-05-24 Ian Lance Taylor <iant@google.com>
1054 * archive.cc (Library_base::should_include_member): Pull in object
1055 from archive if it defines the entry symbol.
1056 * parameters.cc (Parameters::entry): New function.
1057 * parameters.h (class Parameters): Declare entry.
1058 * output.h (class Output_file_header): Remove entry_ field.
1059 * output.cc (Output_file_header::Output_file_header): Remove entry
1060 parameter. Change all callers.
1061 (Output_file_header::entry): Use parameters->entry.
1062 * gold.cc (queue_middle_tasks): Likewise.
1063 * plugin.cc (Plugin_hook::run): Likewise.
1065 2011-05-24 Cary Coutant <ccoutant@google.com>
1067 * gold.cc (queue_initial_tasks): Pass incremental base filename
1068 to Output_file::open_base_file; don't print error message.
1069 * incremental-dump.cc (main): Adjust call to
1070 Output_file::open_for_modification.
1071 * incremental-dump.cc (main): Likewise.
1072 * incremental.cc (Incremental_inputs::report_command_line):
1073 Ignore --incremental-base option when comparing command lines.
1074 Ignore parameter when given as separate argument.
1075 * options.h (class General_options): Add --incremental-base.
1076 * output.cc (Output_file::Output_file):
1077 (Output_file::open_base_file): Add base_name and writable parameters;
1078 read base file into new file; print error message here.
1079 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1081 * output.h (Output_file::open_for_modification): Rename to...
1082 (Output_file::open_base_file): ...this; add base_name and
1083 writable parameters; adjust all callers.
1084 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1086 * testsuite/Makefile.am (incremental_test_4): Test
1088 * testsuite/Makefile.in: Regenerate.
1090 2011-05-24 Cary Coutant <ccoutant@google.com>
1092 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1094 * testsuite/Makefile.in: Regenerate.
1095 * testsuite/two_file_test_1_v1.cc: New test source file.
1096 * testsuite/two_file_test_1b_v1.cc: New test source file.
1097 * testsuite/two_file_test_2_v1.cc: New test source file.
1099 2011-05-24 Cary Coutant <ccoutant@google.com>
1101 * dynobj.h (Dynobj::do_dynobj): New function.
1102 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1103 flag and soname for shared objects.
1104 * incremental.cc (Incremental_inputs::report_object): Make
1105 either Incremental_object_entry or Incremental_dynobj_entry; add
1106 soname to string table.
1107 (Incremental_inputs::report_input_section): Add assertion.
1108 (Output_section_incremental_inputs::set_final_data_size): Adjust
1109 type of input file entry for shared libraries; adjust size of
1110 shared library info entry.
1111 (Output_section_incremental_inputs::write_input_files): Write
1112 as_needed flag for shared libraries.
1113 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1114 of input file entry for shared libraries; write soname.
1115 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1116 soname from incremental info.
1117 * incremental.h (enum Incremental_input_flags): Add
1118 INCREMENTAL_INPUT_AS_NEEDED.
1119 (Incremental_input_entry::Incremental_input_entry): Initialize new
1121 (Incremental_input_entry::set_as_needed): New function.
1122 (Incremental_input_entry::as_needed): New function.
1123 (Incremental_input_entry::do_dynobj_entry): New function.
1124 (Incremental_input_entry::as_needed_): New data member.
1125 (Incremental_object_entry::Incremental_object_entry): Don't check
1127 (Incremental_object_entry::do_type): Likewise.
1128 (class Incremental_dynobj_entry): New class.
1129 (Incremental_input_entry_reader::as_needed): New function.
1130 (Incremental_input_entry_reader::get_soname): New function.
1131 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1132 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1133 size of shared library info entry.
1134 * layout.cc (Layout::finish_dynamic_section): Don't test for
1135 incremental link when adding DT_NEEDED entries.
1136 * object.h (Object::Object): Initialize new data member.
1137 (Object::dynobj): New function.
1138 (Object::set_as_needed): New function.
1139 (Object::as_needed): New function.
1140 (Object::do_dynobj): New function.
1141 (Object::as_needed_): New data member.
1143 2011-05-24 Cary Coutant <ccoutant@google.com>
1145 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1146 info; adjust display of GOT entries.
1147 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1148 vector of input objects; remove file_status_.
1149 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1150 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1151 got_plt reader; call target hooks to reserve GOT entries.
1152 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1153 of input file info header and GOT info entry.
1154 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1156 (Got_plt_view_info::got_descriptor): Remove.
1157 (Got_plt_view_info::sym_index): New data member.
1158 (Got_plt_view_info::input_index): New data member.
1159 (Local_got_offset_visitor::visit): Write input file index.
1160 (Global_got_offset_visitor::visit): Write 0 for input file index.
1161 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1162 with sym_index and input_index.
1163 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1164 incremental info GOT entry; replace got_descriptor with input_index.
1165 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1166 map from input file index to object.
1167 (Sized_relobj_incr::do_layout): Replace direct data member reference
1168 with accessor function.
1169 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1170 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1171 Adjust size of input file info header.
1172 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1173 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1174 (Incremental_input_entry_reader::get_input_section): Adjust size of
1175 input file info header.
1176 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1177 of incremental info GOT entry.
1178 (Incremental_got_plt_reader::get_got_desc): Remove.
1179 (Incremental_got_plt_reader::get_got_symndx): New function.
1180 (Incremental_got_plt_reader::get_got_input_index): New function.
1181 (Sized_incremental_binary::Sized_incremental_binary): Remove
1182 file_status_; add input_objects_.
1183 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1184 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1185 (Sized_incremental_binary::file_is_unchanged): Remove.
1186 (Sized_incremental_binary::set_input_object): New function.
1187 (Sized_incremental_binary::input_object): New function.
1188 (Sized_incremental_binary::file_status_): Remove.
1189 (Sized_incremental_binary::input_objects_): New data member.
1190 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1192 (Sized_relobj_incr::invalid_address): Move to base class.
1193 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1195 (Sized_relobj_incr::do_output_section_offset): Likewise.
1196 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1197 (Sized_relobj_incr::section_offsets_): Likewise.
1198 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1200 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1201 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1202 with accessor function.
1203 (Sized_relobj_file::do_layout): Likewise.
1204 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1205 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1206 (Sized_relobj_file::compute_final_local_value): Replace refs to
1207 section_offsets_ with accessor function.
1208 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1209 * object.h (Relobj::Relobj): Initialize new data members.
1210 (Relobj::add_dyn_reloc): New function.
1211 (Relobj::first_dyn_reloc): New function.
1212 (Relobj::dyn_reloc_count): New function.
1213 (Relobj::first_dyn_reloc_): New data member.
1214 (Relobj::dyn_reloc_count_): New data member.
1215 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1217 (Sized_relobj::Address): New typedef.
1218 (Sized_relobj::invalid_address): Move here from child class.
1219 (Sized_relobj::Sized_relobj): Initialize new data members.
1220 (Sized_relobj::sized_relobj): New function.
1221 (Sized_relobj::is_output_section_offset_invalid): Move here from
1223 (Sized_relobj::get_output_section_offset): Likewise.
1224 (Sized_relobj::local_has_got_offset): Likewise.
1225 (Sized_relobj::local_got_offset): Likewise.
1226 (Sized_relobj::set_local_got_offset): Likewise.
1227 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1228 (Sized_relobj::clear_got_offsets): New function.
1229 (Sized_relobj::section_offsets): Move here from child class.
1230 (Sized_relobj::do_output_section_offset): Likewise.
1231 (Sized_relobj::do_set_section_offset): Likewise.
1232 (Sized_relobj::Local_got_offsets): Likewise.
1233 (Sized_relobj::local_got_offsets_): Likewise.
1234 (Sized_relobj::section_offsets_): Likewise.
1235 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1237 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1239 (Sized_relobj_file::sized_relobj): New function
1240 (Sized_relobj_file::local_has_got_offset): Move to base class.
1241 (Sized_relobj_file::local_got_offset): Likewise.
1242 (Sized_relobj_file::set_local_got_offset): Likewise.
1243 (Sized_relobj_file::get_output_section_offset): Likewise.
1244 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1245 (Sized_relobj_file::do_output_section_offset): Likewise.
1246 (Sized_relobj_file::do_set_section_offset): Likewise.
1247 (Sized_relobj_file::Local_got_offsets): Likewise.
1248 (Sized_relobj_file::local_got_offsets_): Likewise.
1249 (Sized_relobj_file::section_offsets_): Likewise.
1250 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1252 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1253 (Output_reloc::get_symbol_index): Likewise.
1254 (Output_reloc::local_section_offset): Likewise.
1255 (Output_reloc::get_address): Likewise.
1256 (Output_reloc::symbol_value): Likewise.
1257 (Output_data_got::reserve_slot): Move to class definition.
1258 (Output_data_got::reserve_local): New function.
1259 (Output_data_got::reserve_slot_for_global): Remove.
1260 (Output_data_got::reserve_global): New function.
1261 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1262 (all constructors, two instantiations).
1263 (Output_reloc::get_relobj): New function (two instantiations).
1264 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1265 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1266 (Output_data_reloc::add_global): Adjust type of relobj.
1267 (Output_data_reloc::add_global_relative): Likewise.
1268 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1269 (Output_data_reloc::add_local): Likewise.
1270 (Output_data_reloc::add_local_relative): Likewise.
1271 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1272 (Output_data_reloc::add_local_section): Likewise.
1273 (Output_data_reloc::add_output_section): Likewise.
1274 (Output_data_reloc::add_absolute): Likewise.
1275 (Output_data_reloc::add_target_specific): Likewise.
1276 (Output_data_got::reserve_slot): Move definition here.
1277 (Output_data_got::reserve_local): New function.
1278 (Output_data_got::reserve_global): New function.
1279 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1280 section_offsets_ with accessor function.
1281 (Sized_relobj_file::write_sections): Likewise.
1282 (Sized_relobj_file::do_relocate_sections): Likewise.
1283 * target.h (Sized_target::reserve_local_got_entry): New function.
1284 (Sized_target::reserve_global_got_entry): New function.
1285 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1286 (Target_x86_64::reserve_global_got_entry): New function.
1287 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1289 2011-05-23 Cary Coutant <ccoutant@google.com>
1291 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1292 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1293 bit when checking got_type.
1294 * incremental.cc (Sized_incremental_binary::setup_readers):
1295 Store symbol table and string table locations; initialize bit vector
1296 of file status flags.
1297 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1299 (Sized_incremental_binary::do_process_got_plt): New function.
1300 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1301 (Output_section_incremental_inputs::set_final_data_size): Record
1302 file index for each input file.
1303 (Output_section_incremental_inputs::write_got_plt): Store file index
1304 instead of input entry offset for each GOT entry.
1306 (Incremental_input_entry::Incremental_input_entry): Initialize new
1308 (Incremental_input_entry::set_offset): Store file index.
1309 (Incremental_input_entry::get_file_index): New function.
1310 (Incremental_input_entry::file_index_): New data member.
1311 (Incremental_binary::process_got_plt): New function.
1312 (Incremental_binary::do_process_got_plt): New function.
1313 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1315 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1316 (Sized_incremental_binary::set_file_is_unchanged): New function.
1317 (Sized_incremental_binary::file_is_unchanged): New function.
1318 (Sized_incremental_binary::do_process_got_plt): New function.
1319 (Sized_incremental_binary::file_status_): New data member.
1320 (Sized_incremental_binary::main_symtab_loc_): New data member.
1321 (Sized_incremental_binary::main_strtab_loc_): New data member.
1322 * output.cc (Output_data_got::Got_entry::write): Add case
1324 (Output_data_got::add_global): Call add_got_entry.
1325 (Output_data_got::add_global_plt): Likewise.
1326 (Output_data_got::add_global_with_rel): Likewise.
1327 (Output_data_got::add_global_with_rela): Likewise.
1328 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1329 (Output_data_got::add_global_pair_with_rela): Likewise.
1330 (Output_data_got::add_local): Call add_got_entry.
1331 (Output_data_got::add_local_plt): Likewise.
1332 (Output_data_got::add_local_with_rel): Likewise.
1333 (Output_data_got::add_local_with_rela): Likewise.
1334 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1335 (Output_data_got::add_local_pair_with_rela): Likewise.
1336 (Output_data_got::reserve_slot): New function.
1337 (Output_data_got::reserve_slot_for_global): New function.
1338 (Output_data_got::add_got_entry): New function.
1339 (Output_data_got::add_got_entry_pair): New function.
1340 (Output_section::add_output_section_data): Edit FIXME.
1342 (Output_section_data_build::Output_section_data_build): New
1343 constructor with size parameter.
1344 (Output_data_space::Output_data_space): Likewise.
1345 (Output_data_got::Output_data_got): Initialize new data member; new
1346 constructor with size parameter.
1347 (Output_data_got::add_constant): Call add_got_entry.
1348 (Output_data_got::reserve_slot): New function.
1349 (Output_data_got::reserve_slot_for_global): New function.
1350 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1351 (Output_data_got::add_got_entry): New function.
1352 (Output_data_got::add_got_entry_pair): New function.
1353 (Output_data_got::free_list_): New data member.
1354 * target.h (Sized_target::init_got_plt_for_update): New function.
1355 (Sized_target::register_global_plt_entry): New function.
1356 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1357 Initialize new data member; call init; add constructor with PLT count.
1358 (Output_data_plt_x86_64::init): New function.
1359 (Output_data_plt_x86_64::add_relocation): New function.
1360 (Output_data_plt_x86_64::reserve_slot): New function.
1361 (Output_data_plt_x86_64::free_list_): New data member.
1362 (Target_x86_64::init_got_plt_for_update): New function.
1363 (Target_x86_64::register_global_plt_entry): New function.
1364 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1365 incremental updates.
1366 (Output_data_plt_x86_64::add_relocation): New function.
1367 * testsuite/object_unittest.cc (Object_test): Set default options.
1369 2011-05-16 Ian Lance Taylor <iant@google.com>
1371 * options.h (class General_options): Make -i a synonym for -r.
1373 2011-05-16 Ian Lance Taylor <iant@google.com>
1375 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1377 2011-05-10 Cary Coutant <ccoutant@google.com>
1379 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1382 2011-05-06 Ian Lance Taylor <iant@google.com>
1384 * layout.cc (Layout::layout): If the output section flags change,
1385 update the ordering.
1387 2011-04-25 Cary Coutant <ccoutant@google.com>
1389 * incremental-dump.cc (dump_incremental_inputs): Print local
1390 symbol info for each input file.
1392 (Output_section_incremental_inputs::set_final_data_size): Add local
1393 symbol info to input file entries in incremental info.
1394 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1395 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1396 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1397 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1399 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1400 (Sized_incr_relobj::do_relocate): Write the local symbols.
1401 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1402 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1403 Adjust size of input file header.
1404 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1405 (Incremental_inputs_reader::get_local_symbol_count): New function.
1406 (Incremental_inputs_reader::get_input_section): Adjust size of input
1408 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1409 (Sized_incr_relobj::This): New typedef.
1410 (Sized_incr_relobj::sym_size): New const data member.
1411 (Sized_incr_relobj::Local_symbol): New struct.
1412 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1413 (Sized_incr_relobj::do_local_symbol_offset): New function.
1414 (Sized_incr_relobj::local_symbol_count_): New data member.
1415 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1416 (Sized_incr_relobj::local_symbol_index_): New data member.
1417 (Sized_incr_relobj::local_symbol_offset_): New data member.
1418 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1419 (Sized_incr_relobj::local_symbols_): New data member.
1420 * object.h (Relobj::output_local_symbol_count): New function.
1421 (Relobj::local_symbol_offset): New function.
1422 (Relobj::do_output_local_symbol_count): New function.
1423 (Relobj::do_local_symbol_offset): New function.
1424 (Sized_relobj::do_output_local_symbol_count): New function.
1425 (Sized_relobj::do_local_symbol_offset): New function.
1427 2011-04-22 Vladimir Simonov <sv@sw.ru>
1429 * descriptors.cc (set_close_on_exec): New function.
1430 (Descriptors::open): Use set_close_on_exec.
1431 * output.cc (S_ISLNK): Define if not defined.
1433 2011-04-22 Cary Coutant <ccoutant@google.com>
1435 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1437 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1438 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1439 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1441 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1442 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1443 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1445 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1447 (Incremental_binary::apply_incremental_relocs): New function.
1448 (Incremental_binary::do_apply_incremental_relocs): New function.
1449 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1451 (Sized_incremental_binary::add_global_symbol): New function.
1452 (Sized_incremental_binary::global_symbol): New function.
1453 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1454 (Sized_incremental_binary::symbol_map_): New data member.
1455 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1456 * target.h (Sized_target::apply_relocation): New function.
1457 * target-reloc.h (apply_relocation): New function.
1458 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1460 2011-04-22 Doug Kwan <dougkwan@google.com>
1462 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1463 flag of a SHT_ARM_EXIDX section.
1464 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1465 * testsuite/Makefile.in: Regenerate.
1466 * testsuite/arm_exidx_test.s: New file.
1467 * testsuite/arm_exidx_test.sh: Same.
1469 2011-04-20 Cary Coutant <ccoutant@google.com>
1472 * archive.h (Incremental_archive_entry::Archive_member):
1473 Initialize arg_serial_ (second constructor).
1475 2011-04-17 Ian Lance Taylor <iant@google.com>
1477 * object.cc (Relocate_info::location): Simplify location string.
1478 * errors.cc (Errors::error_at_location): Don't print program
1480 (Errors::warning_at_location): Likewise.
1481 (Errors::undefined_symbol): Likewise.
1482 * testsuite/debug_msg.sh: Update accordingly.
1484 2011-04-14 Cary Coutant <ccoutant@google.com>
1486 * gold/layout.cc (Layout::symtab_section_offset): New function.
1487 * gold/layout.h (Layout::symtab_section_offset): New function.
1488 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1490 2011-04-12 Ian Lance Taylor <iant@google.com>
1492 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1493 with MREMAP_MAYMOVE.
1494 * output.h (class Output_file): Add map_is_allocated_ field.
1495 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1496 not available, provide stubs. If mremap is not available, #define
1498 (MREMAP_MAYMOVE): Define if not defined.
1499 (Output_file::Output_file): Initialize map_is_allocated_.
1500 (Output_file::resize): Check map_is_allocated_.
1501 (Output_file::map_anonymous): If mmap fails, use malloc.
1502 (Output_file::unmap): Don't do anything for an anonymous map.
1503 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1504 is not available, provide stubs.
1505 (File_read::View::~View): Use free rather than delete[].
1506 (File_read::make_view): Use malloc rather than new[]. If mmap
1508 (File_read::find_or_make_view): Use malloc rather than new[].
1509 * gold.h: Remove HAVE_REMAP code.
1510 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1511 exists. Rename mremap to gold_mremap. If mmap is not available
1513 * configure, config.in: Rebuild.
1515 2011-04-11 Ian Lance Taylor <iant@google.com>
1517 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1518 initialize local variable v.
1520 2011-04-11 Cary Coutant <ccoutant@google.com>
1522 * archive.cc (Archive::include_member): Adjust call to
1524 (Add_archive_symbols::run): Track argument serial numbers.
1525 (Lib_group::include_member): Likewise.
1526 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1527 * archive.h (Incremental_archive_entry::Archive_member):
1528 Initialize arg_serial_.
1529 (Archive_member::arg_serial_): New data member.
1530 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1531 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1533 (Sized_dynobj::do_for_all_local_got_entries): New function.
1534 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1536 * fileread.cc (get_mtime): New function.
1537 * fileread.h (get_mtime): New function.
1538 * gold.cc (queue_initial_tasks): Check for incremental update.
1539 (process_incremental_input): New function.
1540 (queue_middle_tasks): Don't force valid target for incremental
1542 * incremental-dump.cc (find_input_containing_global): Adjust
1543 size of symbol info entry.
1544 (dump_incremental_inputs): Dump argument serial number and
1545 in_system_directory flag; bias shndx by 1; print symbol names
1546 when dumping per-file symbol lists; use new symbol info readers.
1548 (Output_section_incremental_inputs:update_data_size): New function.
1549 (Sized_incremental_binary::setup_readers): Setup input readers
1550 for each input file; build maps for files added from libraries
1552 (Sized_incremental_binary::check_input_args): New function.
1553 (Sized_incremental_binary::do_check_inputs): Build map of argument
1554 serial numbers to input arguments.
1555 (Sized_incremental_binary::do_file_has_changed): Rename
1556 do_file_is_unchanged to this; compare file modification times.
1557 (Sized_incremental_binary::do_init_layout): New function.
1558 (Sized_incremental_binary::do_reserve_layout): New function.
1559 (Sized_incremental_binary::do_get_input_reader): Remove.
1560 (Sized_incremental_binary::get_symtab_view): New function.
1561 (Incremental_checker::can_incrementally_link_output_file): Remove.
1562 (Incremental_inputs::report_command_line): Exclude --debug options.
1563 (Incremental_inputs::report_archive_begin): Add parameter; track
1564 argument serial numbers; don't put input file entry for archive
1565 before archive members.
1566 (Incremental_inputs::report_archive_end): Put input file entry
1567 for archive after archive members.
1568 (Incremental_inputs::report_object): Add parameter; track argument
1569 serial numbers and in_system_directory flag.
1570 (Incremental_inputs::report_script): Add parameter; track argument
1572 (Output_section_incremental_inputs::set_final_data_size): Adjust
1573 size of symbol info entry; check for forwarding symbols.
1574 (Output_section_incremental_inputs::write_input_files): Write
1575 in_system_directory flag and argument serial number.
1576 (Output_section_incremental_inputs::write_info_blocks): Map section
1577 indices between incremental info and original input file; store
1578 input section index for each symbol.
1579 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1580 change operator() to visit().
1581 (class Global_got_offset_visitor): Likewise.
1582 (class Global_symbol_visitor_got_plt):
1583 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1585 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1586 (Sized_incr_relobj::do_read_symbols): New function.
1587 (Sized_incr_relobj::do_layout): New function.
1588 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1589 (Sized_incr_relobj::do_add_symbols): New function.
1590 (Sized_incr_relobj::do_should_include_member): New function.
1591 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1592 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1593 (Sized_incr_relobj::do_section_size): New function.
1594 (Sized_incr_relobj::do_section_name): New function.
1595 (Sized_incr_relobj::do_section_contents): New function.
1596 (Sized_incr_relobj::do_section_flags): New function.
1597 (Sized_incr_relobj::do_section_entsize): New function.
1598 (Sized_incr_relobj::do_section_address): New function.
1599 (Sized_incr_relobj::do_section_type): New function.
1600 (Sized_incr_relobj::do_section_link): New function.
1601 (Sized_incr_relobj::do_section_info): New function.
1602 (Sized_incr_relobj::do_section_addralign): New function.
1603 (Sized_incr_relobj::do_initialize_xindex): New function.
1604 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1605 (Sized_incr_relobj::do_read_relocs): New function.
1606 (Sized_incr_relobj::do_gc_process_relocs): New function.
1607 (Sized_incr_relobj::do_scan_relocs): New function.
1608 (Sized_incr_relobj::do_count_local_symbols): New function.
1609 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1610 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1611 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1612 (Sized_incr_relobj::do_relocate): New function.
1613 (Sized_incr_relobj::do_set_section_offset): New function.
1614 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1615 (Sized_incr_dynobj::do_read_symbols): New function.
1616 (Sized_incr_dynobj::do_layout): New function.
1617 (Sized_incr_dynobj::do_add_symbols): New function.
1618 (Sized_incr_dynobj::do_should_include_member): New function.
1619 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1620 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1621 (Sized_incr_dynobj::do_section_size): New function.
1622 (Sized_incr_dynobj::do_section_name): New function.
1623 (Sized_incr_dynobj::do_section_contents): New function.
1624 (Sized_incr_dynobj::do_section_flags): New function.
1625 (Sized_incr_dynobj::do_section_entsize): New function.
1626 (Sized_incr_dynobj::do_section_address): New function.
1627 (Sized_incr_dynobj::do_section_type): New function.
1628 (Sized_incr_dynobj::do_section_link): New function.
1629 (Sized_incr_dynobj::do_section_info): New function.
1630 (Sized_incr_dynobj::do_section_addralign): New function.
1631 (Sized_incr_dynobj::do_initialize_xindex): New function.
1632 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1633 (make_sized_incremental_object): New function.
1634 (Incremental_library::copy_unused_symbols): New function.
1635 (Incremental_library::do_for_all_unused_symbols): New function.
1636 * incremental.h (enum Incremental_input_flags): New type.
1637 (class Incremental_checker): Remove.
1638 (Incremental_input_entry::Incremental_input_entry): Add argument
1640 (Incremental_input_entry::arg_serial): New function.
1641 (Incremental_input_entry::set_is_in_system_directory): New function.
1642 (Incremental_input_entry::is_in_system_directory): New function.
1643 (Incremental_input_entry::arg_serial_): New data member.
1644 (Incremental_input_entry::is_in_system_directory_): New data member.
1645 (class Script_info): Move here from script.h.
1646 (Script_info::Script_info): Add filename parameter.
1647 (Script_info::filename): New function.
1648 (Script_info::filename_): New data member.
1649 (Incremental_script_entry::Incremental_script_entry): Add argument
1651 (Incremental_object_entry::Incremental_object_entry): Likewise.
1652 (Incremental_object_entry::add_input_section): Build list of input
1653 sections with map to original shndx.
1654 (Incremental_object_entry::get_input_section_index): New function.
1655 (Incremental_object_entry::shndx_): New data member.
1656 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1657 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1658 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1660 (Incremental_inputs::report_archive_begin): Likewise.
1661 (Incremental_inputs::report_object): Likewise.
1662 (Incremental_inputs::report_script): Likewise.
1663 (class Incremental_global_symbol_reader): New class.
1664 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1665 and store flags and input file type.
1666 (Incremental_input_entry_reader::arg_serial): New function.
1667 (Incremental_input_entry_reader::type): Extract type from flags.
1668 (Incremental_input_entry_reader::is_in_system_directory): New function.
1669 (Incremental_input_entry_reader::get_input_section_count): Call
1670 accessor function for type.
1671 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1672 function for type; adjust size of global symbol entry.
1673 (Incremental_input_entry_reader::get_global_symbol_count): Call
1674 accessor function for type.
1675 (Incremental_input_entry_reader::get_object_count): Likewise.
1676 (Incremental_input_entry_reader::get_object_offset): Likewise.
1677 (Incremental_input_entry_reader::get_member_count): Likewise.
1678 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1679 (Incremental_input_entry_reader::get_member_offset): Likewise.
1680 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1681 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1682 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1683 (Incremental_input_entry_reader::get_global_symbol_reader): New
1685 (Incremental_input_entry_reader::get_output_symbol_index): New
1687 (Incremental_input_entry_reader::type_): Remove.
1688 (Incremental_input_entry_reader::flags_): New data member.
1689 (Incremental_inputs_reader::input_file_offset): New function.
1690 (Incremental_inputs_reader::input_file_index): New function.
1691 (Incremental_inputs_reader::input_file): Call input_file_offset.
1692 (Incremental_inputs_reader::input_file_at_offset): New function.
1693 (Incremental_relocs_reader::get_r_type): Reformat.
1694 (Incremental_relocs_reader::get_r_shndx): Reformat.
1695 (Incremental_relocs_reader::get_r_offset): Reformat.
1696 (Incremental_relocs_reader::data): New function.
1697 (Incremental_binary::Incremental_binary): Initialize new data members.
1698 (Incremental_binary::check_inputs): Add cmdline parameter.
1699 (Incremental_binary::file_is_unchanged): Remove.
1700 (Input_reader::arg_serial): New function.
1701 (Input_reader::get_unused_symbol_count): New function.
1702 (Input_reader::get_unused_symbol): New function.
1703 (Input_reader::do_arg_serial): New function.
1704 (Input_reader::do_get_unused_symbol_count): New function.
1705 (Input_reader::do_get_unused_symbol): New function.
1706 (Incremental_binary::input_file_count): New function.
1707 (Incremental_binary::get_input_reader): Change signature to use
1708 index instead of filename.
1709 (Incremental_binary::file_has_changed): New function.
1710 (Incremental_binary::get_input_argument): New function.
1711 (Incremental_binary::get_library): New function.
1712 (Incremental_binary::get_script_info): New function.
1713 (Incremental_binary::init_layout): New function.
1714 (Incremental_binary::reserve_layout): New function.
1715 (Incremental_binary::output_file): New function.
1716 (Incremental_binary::do_check_inputs): New function.
1717 (Incremental_binary::do_file_is_unchanged): Remove.
1718 (Incremental_binary::do_file_has_changed): New function.
1719 (Incremental_binary::do_init_layout): New function.
1720 (Incremental_binary::do_reserve_layout): New function.
1721 (Incremental_binary::do_input_file_count): New function.
1722 (Incremental_binary::do_get_input_reader): Change signature.
1723 (Incremental_binary::input_args_map_): New data member.
1724 (Incremental_binary::library_map_): New data member.
1725 (Incremental_binary::script_map_): New data member.
1726 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1728 (Sized_incremental_binary::output_section): New function.
1729 (Sized_incremental_binary::inputs_reader): Add const.
1730 (Sized_incremental_binary::symtab_reader): Add const.
1731 (Sized_incremental_binary::relocs_reader): Add const.
1732 (Sized_incremental_binary::got_plt_reader): Add const.
1733 (Sized_incremental_binary::get_symtab_view): New function.
1734 (Sized_incremental_binary::Inputs_reader): New typedef.
1735 (Sized_incremental_binary::Input_entry_reader): New typedef.
1736 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1737 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1738 (Sized_incremental_binary::do_file_has_changed): New function.
1739 (Sized_incremental_binary::do_init_layout): New function.
1740 (Sized_incremental_binary::do_reserve_layout): New function.
1741 (Sized_input_reader::Inputs_reader): Remove.
1742 (Sized_input_reader::Input_entry_reader): Remove.
1743 (Sized_input_reader::do_arg_serial): New function.
1744 (Sized_input_reader::do_get_unused_symbol_count): New function.
1745 (Sized_input_reader::do_get_unused_symbol): New function.
1746 (Sized_incremental_binary::do_input_file_count): New function.
1747 (Sized_incremental_binary::do_get_input_reader): Change signature;
1748 use index instead of filename.
1749 (Sized_incremental_binary::section_map_): New data member.
1750 (Sized_incremental_binary::input_entry_readers_): New data member.
1751 (class Sized_incr_relobj): New class.
1752 (class Sized_incr_dynobj): New class.
1753 (make_sized_incremental_object): New function.
1754 (class Incremental_library): New class.
1755 * layout.cc (Free_list::num_lists): New static data member.
1756 (Free_list::num_nodes): New static data member.
1757 (Free_list::num_removes): New static data member.
1758 (Free_list::num_remove_visits): New static data member.
1759 (Free_list::num_allocates): New static data member.
1760 (Free_list::num_allocate_visits): New static data member.
1761 (Free_list::init): New function.
1762 (Free_list::remove): New function.
1763 (Free_list::allocate): New function.
1764 (Free_list::dump): New function.
1765 (Free_list::print_stats): New function.
1766 (Layout_task_runner::run): Resize output file for incremental updates.
1767 (Layout::Layout): Initialize new data members.
1768 (Layout::set_incremental_base): New function.
1769 (Layout::init_fixed_output_section): New function.
1770 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1771 incremental updates.
1772 (Layout::create_gold_note): Do not create gold note section for
1773 incremental updates.
1774 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1775 for incremental updates.
1776 (Layout::set_section_offsets): For incremental updates, allocate space
1778 (Layout::create_symtab_sections): Layout with offsets relative to
1779 start of section; for incremental updates, allocate space from free
1781 (Layout::create_shdrs): For incremental updates, allocate space from
1783 (Layout::finish_dynamic_section): For incremental updates, do not
1784 check --as-needed (fixed in subsequent patch).
1785 * layout.h (class Free_list): New class.
1786 (Layout::set_incremental_base): New function.
1787 (Layout::incremental_base): New function.
1788 (Layout::init_fixed_output_section): New function.
1789 (Layout::allocate): New function.
1790 (Layout::incremental_base_): New data member.
1791 (Layout::free_list_): New data member.
1792 * main.cc (main): Print Free_list statistics.
1793 * object.cc (Relobj::finalize_incremental_relocs): Add
1794 clear_counts parameter; clear counts only when clear_counts is set.
1795 (Sized_relobj::Sized_relobj): Initialize new base class.
1796 (Sized_relobj::do_layout): Don't report special sections.
1797 (Sized_relobj::do_for_all_local_got_entries): New function.
1798 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1799 symtab_off to all symbol table offsets.
1800 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1801 * object.h (class Got_offset_list): Move to top of file.
1802 (Object::Object): Allow case where input_file == NULL.
1803 (Object::~Object): Likewise.
1804 (Object::input_file): Assert that input_file != NULL.
1805 (Object::lock): Allow case where input_file == NULL.
1806 (Object::unlock): Likewise.
1807 (Object::is_locked): Likewise.
1808 (Object::token): Likewise.
1809 (Object::release): Likewise.
1810 (Object::is_incremental): New function.
1811 (Object::get_mtime): New function.
1812 (Object::for_all_local_got_entries): New function.
1813 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1814 (Object::set_is_in_system_directory): New function.
1815 (Object::is_in_system_directory): New function.
1816 (Object::do_is_incremental): New function.
1817 (Object::do_get_mtime): New function.
1818 (Object::do_for_all_local_got_entries): New function.
1819 (Object::is_in_system_directory_): New data member.
1820 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1821 (class Sized_relobj_base): New class.
1822 (class Sized_relobj): Derive from Sized_relobj_base.
1823 (class Sized_relobj::Symbols): Redeclare from base class.
1824 (class Sized_relobj::local_got_offset_list): Remove.
1825 (class Sized_relobj::Output_sections): Redeclare from base class.
1826 (class Sized_relobj::do_for_all_local_got_entries): New function.
1827 (class Sized_relobj::write_local_symbols): Add offset parameter.
1828 (class Sized_relobj::local_symbol_offset_): Update comment.
1829 (class Sized_relobj::local_dynsym_offset_): Update comment.
1830 * options.cc (Input_arguments::add_file): Remove const.
1831 * options.h (Input_file_argument::Input_file_argument):
1832 Initialize arg_serial_ (all constructors).
1833 (Input_file_argument::set_arg_serial): New function.
1834 (Input_file_argument::arg_serial): New function.
1835 (Input_file_argument::arg_serial_): New data member.
1836 (Input_arguments::Input_arguments): Initialize file_count_.
1837 (Input_arguments::add_file): Remove const.
1838 (Input_arguments::number_of_input_files): New function.
1839 (Input_arguments::file_count_): New data member.
1840 (Command_line::number_of_input_files): Call
1841 Input_arguments::number_of_input_files.
1842 * output.cc (Output_segment_headers::Output_segment_headers):
1844 (Output_section::Input_section::current_data_size): New function.
1845 (Output_section::Output_section): Initialize new data members.
1846 (Output_section::add_input_section): Don't do merge sections for
1847 an incremental link; allocate space from free list for an
1849 (Output_section::add_output_section_data): Allocate space from
1850 free list for an incremental update.
1851 (Output_section::update_data_size): New function.
1852 (Output_section::set_fixed_layout): New function.
1853 (Output_section::reserve): New function.
1854 (Output_segment::set_section_addresses): Remove const.
1855 (Output_segment::set_section_list_addresses): Remove const; allocate
1856 space from free list for an incremental update.
1857 (Output_segment::set_offset): Adjust size of RELRO segment for an
1859 * output.h (Output_data::current_data_size): Move here from
1861 (Output_data::pre_finalize_data_size): New function.
1862 (Output_data::update_data_size): New function.
1863 (Output_section_headers::update_data_size): new function.
1864 (Output_section_data_build::current_data_size): Move to Output_data.
1865 (Output_data_strtab::update_data_size): New function.
1866 (Output_section::current_data_size): Move to Output_data.
1867 (Output_section::set_fixed_layout): New function.
1868 (Output_section::has_fixed_layout): New function.
1869 (Output_section::reserve): New function.
1870 (Output_section::update_data_size): New function.
1871 (Output_section::has_fixed_layout_): New data member.
1872 (Output_section::free_list_): New data member.
1873 (Output_segment::set_section_addresses): Remove const.
1874 (Output_segment::set_section_list_addresses): Remove const.
1875 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1877 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1879 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1880 parameter when calling Add_symbols constructor; store argument
1881 serial number for members of a lib group.
1882 (Add_symbols::locks): Allow case where token == NULL.
1883 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1884 (Read_member::~Read_member): New function.
1885 (Read_member::is_runnable): New function.
1886 (Read_member::locks): New function.
1887 (Read_member::run): New function.
1888 (Check_script::~Check_script): New function.
1889 (Check_script::is_runnable): New function.
1890 (Check_script::locks): New function.
1891 (Check_script::run): New function.
1892 (Check_library::~Check_library): New function.
1893 (Check_library::is_runnable): New function.
1894 (Check_library::locks): New function.
1895 (Check_library::run): New function.
1896 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1897 (Add_symbols::library_): New data member.
1898 (class Read_member): New class.
1899 (class Check_script): New class.
1900 (class Check_library): New class.
1901 * reloc.cc (Read_relocs::is_runnable): Allow case where
1903 (Read_relocs::locks): Likewise.
1904 (Scan_relocs::locks): Likewise.
1905 (Relocate_task::locks): Likewise.
1906 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1908 (Sized_relobj::incremental_relocs_scan): Fix comment.
1909 (Sized_relobj::do_relocate): Pass output file offset to
1910 write_local_symbols.
1911 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1912 from class declaration.
1913 * script.cc (read_input_script): Allocate Script_info; pass
1914 argument serial number to report_script.
1915 * script.h (class Script_info): Move to incremental.h.
1916 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1917 * symtab.h (Symbol_table::add_from_incrobj): New function.
1918 (Symbol_table::set_file_offset): New function.
1920 2011-04-05 Cary Coutant <ccoutant@google.com>
1922 * incremental-dump.cc (dump_incremental_inputs): Change signature
1923 to take a Sized_incremental_binary; change caller. Use readers
1924 in Sized_incremental_binary.
1926 (Sized_incremental_binary::find_incremental_inputs_sections):
1927 Rename do_find_incremental_inputs_sections to this.
1928 (Sized_incremental_binary::setup_readers): New function.
1929 (Sized_incremental_binary::do_check_inputs): Check
1930 has_incremental_info_ flag; move setup code to setup_readers;
1932 (Sized_incremental_binary::do_file_is_unchanged): New function.
1933 (Sized_incremental_binary::do_get_input_reader): New function.
1934 * incremental.h (class Incremental_binary): Move to end of file.
1935 (Incremental_binary::file_is_unchanged): New function.
1936 (Incremental_binary::do_file_is_unchanged): New function.
1937 (Incremental_binary::Input_reader): New class.
1938 (Incremental_binary::get_input_reader): New function.
1939 (class Sized_incremental_binary): Move to end of file.
1940 (Sized_incremental_binary::Sized_incremental_binary): Setup the
1941 input section reader classes.
1942 (Sized_incremental_binary::has_incremental_info): New function.
1943 (Sized_incremental_binary::inputs_reader): New function.
1944 (Sized_incremental_binary::symtab_reader): New function.
1945 (Sized_incremental_binary::relocs_reader): New function.
1946 (Sized_incremental_binary::got_plt_reader): New function.
1947 (Sized_incremental_binary::do_file_is_unchanged): New function.
1948 (Sized_incremental_binary::Sized_input_reader): New class.
1949 (Sized_incremental_binary::get_input_reader): New function.
1950 (Sized_incremental_binary::find_incremental_inputs_sections):
1951 Rename do_find_incremental_inputs_sections to this.
1952 (Sized_incremental_binary::setup_readers): New function.
1953 (Sized_incremental_binary::has_incremental_info_): New data member.
1954 (Sized_incremental_binary::inputs_reader_): New data member.
1955 (Sized_incremental_binary::symtab_reader_): New data member.
1956 (Sized_incremental_binary::relocs_reader_): New data member.
1957 (Sized_incremental_binary::got_plt_reader_): New data member.
1958 (Sized_incremental_binary::current_input_file_): New data member.
1960 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
1963 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
1966 2011-03-30 Cary Coutant <ccoutant@google.com>
1968 * archive.cc (Archive::include_member): Adjust call to report_object.
1969 (Add_archive_symbols::run): Add script_info to call to
1970 report_archive_begin.
1971 (Lib_group::include_member): Adjust call to report_object.
1972 (Add_lib_group_symbols::run): Adjust call to report_object.
1973 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
1974 blocks. Add object count for script input files.
1975 * incremental.cc (Incremental_inputs::report_archive_begin): Add
1976 script_info parameter; change all callers.
1977 (Incremental_inputs::report_object): Add script_info parameter;
1979 (Incremental_inputs::report_script): Store backpointer to
1980 incremental info entry.
1981 (Output_section_incremental_inputs::set_final_data_size): Record
1982 additional information for scripts.
1983 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1984 * incremental.h (Incremental_script_entry::add_object): New function.
1985 (Incremental_script_entry::get_object_count): New function.
1986 (Incremental_script_entry::get_object): New function.
1987 (Incremental_script_entry::objects_): New data member; adjust
1989 (Incremental_inputs::report_archive_begin): Add script_info parameter.
1990 (Incremental_inputs::report_object): Add script_info parameter.
1991 (Incremental_inputs_reader::get_object_count): New function.
1992 (Incremental_inputs_reader::get_object_offset): New function.
1993 * options.cc (Input_arguments::add_file): Return reference to
1995 * options.h (Input_argument::set_script_info): New function.
1996 (Input_argument::script_info): New function.
1997 (Input_argument::script_info_): New data member; adjust all
1999 (Input_file_group::add_file): Return reference to new input argument.
2000 (Input_file_lib::add_file): Likewise.
2001 (Input_arguments::add_file): Likewise.
2002 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2003 * script.cc (Parser_closure::Parser_closure): Add script_info
2004 parameter; adjust all callers.
2005 (Parser_closure::script_info): New function.
2006 (Parser_closure::script_info_): New data member.
2007 (read_input_script): Report scripts earlier to incremental info.
2008 (script_add_file): Set script_info in Input_argument.
2009 (script_add_library): Likewise.
2010 * script.h (Script_options::Script_info): Rewrite class.
2012 2011-03-29 Cary Coutant <ccoutant@google.com>
2014 * archive.cc (Library_base::should_include_member): Move
2015 method here from class Archive.
2016 (Archive::Archive): Initialize base class.
2017 (Archive::should_include_member): Move to base class.
2018 (Archive::do_for_all_unused_symbols): New function.
2019 (Add_archive_symbols::run): Remove redundant access to
2021 (Lib_group::Lib_group): Initialize base class.
2022 (Lib_group::do_filename): New function.
2023 (Lib_group::include_member): Pass pointer to Lib_group to
2025 (Lib_group::do_for_all_unused_symbols): New function.
2026 (Add_lib_group_symbols::run): Report archive information for
2028 * archive.h (class Library_base): New base class.
2029 (class Archive): Derive from Library_base.
2030 (Archive::filename): Move to base class.
2031 (Archive::set_incremental_info): Likewise.
2032 (Archive::incremental_info): Likewise.
2033 (Archive::Should_include): Likewise.
2034 (Archive::should_include_member): Likewise.
2035 (Archive::Armap_entry): Remove.
2036 (Archive::Unused_symbol_iterator): Remove.
2037 (Archive::unused_symbols_begin): Remove.
2038 (Archive::unused_symbols_end): Remove.
2039 (Archive::do_filename): New function.
2040 (Archive::do_get_mtime): New function.
2041 (Archive::do_for_all_unused_symbols): New function.
2042 (Archive::task_): Move to base class.
2043 (Archive::incremental_info_): Likewise.
2044 (class Lib_group): Derive from Library_base.
2045 (Lib_group::do_filename): New function.
2046 (Lib_group::do_get_mtime): New function.
2047 (Lib_group::do_for_all_unused_symbols): New function.
2048 (Lib_group::task_): Move to base class.
2049 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2051 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2053 * incremental.cc (Incremental_inputs::report_archive_begin):
2054 Use Library_base; call library's get_mtime; add incremental inputs
2055 entry before members.
2056 (class Unused_symbol_visitor): New class.
2057 (Incremental_inputs::report_archive_end): Use Library_base; use
2058 visitor class to record unused symbols; don't add incremental inputs
2059 entry after members.
2060 (Incremental_inputs::report_object): Use Library_base.
2062 (Incremental_archive_entry::Incremental_archive_entry): Remove
2063 unused Archive parameter.
2064 (Incremental_inputs::report_archive_begin): Use Library_base.
2065 (Incremental_inputs::report_archive_end): Likewise.
2066 (Incremental_inputs::report_object): Likewise.
2067 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2069 * object.h (Object::for_all_global_symbols): New function.
2070 (Object::do_for_all_global_symbols): New function.
2071 (Sized_relobj::do_for_all_global_symbols): New function.
2072 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2074 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2077 2011-03-27 Ian Lance Taylor <iant@google.com>
2079 * archive.cc (Archive::interpret_header): Return -1 if something
2080 goes wrong. Change callers accordingly.
2082 2011-03-25 Cary Coutant <ccoutant@google.com>
2084 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2085 * testsuite/Makefile.in: Regenerate.
2087 2010-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2089 * plugin.cc (get_view): New.
2090 (Plugin::load): Pass get_view to the plugin.
2091 (Plugin_manager::get_view): New.
2093 2011-03-21 Ian Lance Taylor <iant@google.com>
2095 * testsuite/final_layout.sh: Rewrite to not use dc.
2096 * testsuite/relro_test.sh: Fail if dc is not present.
2098 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2100 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2102 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2103 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2105 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2106 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2108 2011-03-14 Ian Lance Taylor <iant@google.com>
2110 * script-sections.cc (Sort_output_sections::script_compare):
2111 Rename from is_before, change return type.
2112 (Sort_output_sections::operator()): Adjust accordingly.
2114 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2117 * testsuite/odr_violation2.cc: Add comment to make all error line
2118 numbers double digits.
2119 * testsuite/debug_msg.sh: Adjust expected errors.
2121 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2123 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2124 but mark earlier ones as non-canonical
2125 (offset_to_iterator): Update search target and example
2126 (do_addr2line): Return extra lines in a vector*
2127 (format_file_lineno): Extract from do_addr2line
2128 (one_addr2line): Add vector* out-param
2129 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2130 when a lineno entry appeared last for its instruction
2131 (Dwarf_line_info): Add vector* out-param
2132 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2133 * symtab.cc (Odr_violation_compare): Include the lineno in the
2135 (linenos_from_loc): New. Combine the canonical line for an
2136 address with its other lines.
2137 (True_if_intersect): New. Helper functor to make
2138 std::set_intersection a query.
2139 (detect_odr_violations): Compare sets of lines instead of just
2140 one line for each function. This became less deterministic, but
2141 has fewer false positives.
2142 * symtab.h: Declarations.
2143 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2144 mix an optimized and non-optimized object in the same binary
2145 (odr_violation2.so): Same.
2146 * testsuite/Makefile.in: Regenerate from Makefile.am.
2147 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2148 * testsuite/debug_msg.sh: Update line numbers and add
2150 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2151 non-optimized context.
2152 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2153 isn't inlined, and use OdrDerived in an optimized context.
2154 * testsuite/odr_header1.h: Defines OdrDerived, where
2155 optimization will change the
2156 first-instruction-in-the-destructor's file and line number.
2157 * testsuite/odr_header2.h: Defines OdrBase.
2159 2011-03-09 Ian Lance Taylor <iant@google.com>
2161 * fileread.cc (File_read::clear_views): Don't delete the whole
2164 2011-03-08 Ian Lance Taylor <iant@google.com>
2167 * fileread.cc: #include <climits>.
2168 (GOLD_IOV_MAX): Define.
2169 (File_read::read_multiple): Limit number of entries by iov_max.
2170 * fileread.h (class File_read): Always set max_readv_entries to
2173 2011-03-07 Ian Lance Taylor <iant@google.com>
2176 * options.h (class General_options): Add -dy and -dn.
2178 2011-03-02 Cary Coutant <ccoutant@google.com>
2180 * testsuite/script_test_9.t: Add TLS segment.
2182 2011-03-02 Simon Baldwin <simonb@google.com>
2184 * configure.ac: Add check for gnu_indirect_function support in
2185 the toolchain building binutils.
2186 * configure: Rebuild.
2188 2010-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2190 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2191 plugin only symbols.
2192 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2193 in plugin files as not needed in the symbol table.
2195 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2197 * output.cc (Output_section::add_input_section): Delay fill
2198 generation for section ordering.
2200 2011-02-09 Ian Lance Taylor <iant@google.com>
2203 * object.h (class Sized_relobj): Remove clear_local_symbols.
2204 * reloc.cc (Sized_relobj::do_relocate): Don't call
2205 clear_local_symbols.
2207 2010-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2209 * plugin.cc (is_visible_from_outside): Return true for symbols
2212 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2214 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2217 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2219 * icf.h (is_section_foldable_candidate): Change type of parameter
2221 * icf.cc (Icf::find_identical_sections): Change type of local variable
2222 section_name to be std::string.
2223 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2225 2011-01-25 Ian Lance Taylor <iant@google.com>
2227 * script.cc (script_add_extern): Rewrite to use
2228 add_symbol_reference.
2230 2011-01-25 Doug Kwan <dougkwan@google.com>
2232 * icf.cc (get_section_contents): Always lock section's object.
2234 2011-01-24 Ian Lance Taylor <iant@google.com>
2236 * options.h (class General_options): Accept
2237 --no-detect-odr-violations.
2239 2011-01-24 Ian Lance Taylor <iant@google.com>
2241 * version.cc (version_string): Bump to 1.11.
2243 2011-01-24 Ian Lance Taylor <iant@google.com>
2245 * plugin.cc (class Plugin_rescan): Define new class.
2246 (Plugin_manager::claim_file): Set any_claimed_.
2247 (Plugin_manager::save_archive): New function.
2248 (Plugin_manager::save_input_group): New function.
2249 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2251 (Plugin_manager::new_undefined_symbol): New function.
2252 (Plugin_manager::rescan): New function.
2253 (Plugin_manager::rescannable_defines): New function.
2254 (Plugin_manager::add_input_file): Set any_added_.
2255 * plugin.h (class Plugin_manager): define new fields rescannable_,
2256 undefined_symbols_, any_claimed_, and any_added_. Declare
2257 Plugin_rescan as friend. Declare new functions.
2258 (Plugin_manager::Rescannable): Define type.
2259 (Plugin_manager::Rescannable_list): Define type.
2260 (Plugin_manager::Undefined_symbol_list): Define type.
2261 (Plugin_manager::Plugin_manager): Initialize new fields.
2262 * archive.cc (Archive::defines_symbol): New function.
2263 (Add_archive_symbols::run): Pass archive to plugins if any.
2264 * archive.h (class Archive): Declare defines_symbol.
2265 * readsyms.cc (Input_group::~Input_group): New function.
2266 (Finish_group::run): Pass input_group to plugins if any.
2267 * readsyms.h (class Input_group): Declare destructor.
2268 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2271 2011-01-10 Ian Lance Taylor <iant@google.com>
2273 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2275 (Layout::set_segment_offsets): Reset increase_relro before calling
2276 set_section_addresses a second time.
2278 2011-01-04 Cary Coutant <ccoutant@google.com>
2280 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2281 sections before NOBITS sections.
2283 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2285 * version.cc (print_version): Update copyright to 2011.
2287 2010-12-23 Cary Coutant <ccoutant@google.com>
2289 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2290 of OS to this->add. Add OD parameter to second form of the function.
2292 2010-12-20 Ian Lance Taylor <iant@google.com>
2294 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2295 second of two consecutive entries with same offset.
2297 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2299 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2300 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2301 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2302 to avoid unneeded links against $(LDADD).
2303 * testsuite/Makefile.in: Regenerate.
2305 2010-12-15 Ian Lance Taylor <iant@google.com>
2308 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2309 for R_X86_64_32 and R_X86_64_PC32.
2310 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2311 ver_matching_def_pic.o.
2312 (ver_matching_def_pic.o): New target.
2314 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2316 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2317 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2318 Move definition before File_read::View member definitions.
2319 (File_read::View::~View): Initialize and hold lock before
2320 updating current_mapped_bytes.
2322 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2324 * dwarf_reader.cc: Remove outdated comment.
2325 * gold-threads.cc: Fix typo in error message.
2326 * archive.cc: Fix typos in comments.
2327 * archive.h: Likewise.
2328 * arm-reloc-property.cc: Likewise.
2329 * arm-reloc-property.h: Likewise.
2330 * arm-reloc.def: Likewise.
2332 * attributes.h: Likewise.
2333 * cref.cc: Likewise.
2334 * ehframe.cc: Likewise.
2335 * fileread.h: Likewise.
2337 * i386.cc: Likewise.
2339 * incremental.h: Likewise.
2340 * int_encoding.cc: Likewise.
2341 * layout.h: Likewise.
2342 * main.cc: Likewise.
2343 * merge.h: Likewise.
2344 * object.cc: Likewise.
2345 * object.h: Likewise.
2346 * options.cc: Likewise.
2347 * readsyms.cc: Likewise.
2348 * reduced_debug_output.cc: Likewise.
2349 * reloc.cc: Likewise.
2350 * script-sections.cc: Likewise.
2351 * sparc.cc: Likewise.
2352 * symtab.h: Likewise.
2353 * target-reloc.h: Likewise.
2354 * target.cc: Likewise.
2355 * target.h: Likewise.
2356 * timer.cc: Likewise.
2357 * timer.h: Likewise.
2358 * x86_64.cc: Likewise.
2360 2010-12-09 Cary Coutant <ccoutant@google.com>
2362 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2364 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2365 parameter; change all callers.
2366 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2367 * options.h (warn_execstack): New option.
2369 2010-12-07 Doug Kwan <dougkwan@google.com>
2371 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2372 like function call relocations.
2374 2010-12-07 Ian Lance Taylor <iant@google.com>
2376 * archive.cc (Archive::get_elf_object_for_member): Permit
2377 punconfigured to be NULL.
2378 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2379 (Archive::include_member): Pass NULL to get_elf_object_for_member
2380 if we searched for the archive and this is the first included
2383 2010-12-01 Ian Lance Taylor <iant@google.com>
2385 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2386 track_relocs_type_ field.
2387 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2388 Set track_relocs_type_.
2389 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2390 contents when using RELA relocs.
2391 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2393 * reloc.cc (Track_relocs::next_addend): New function.
2394 * reloc.h (class Track_relocs): Declare next_addend.
2396 2010-12-01 Ian Lance Taylor <iant@google.com>
2398 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2401 2010-12-01 Ian Lance Taylor <iant@google.com>
2403 * README: Update compilers known to work and fail.
2405 2010-11-23 Matthias Klose <doko@ubuntu.com>
2407 * configure.in: For --enable-gold, handle value `default' instead of
2408 `both*'. Always install ld as ld.bfd, install as ld if gold is
2410 * configure: Regenerate.
2412 2010-11-18 Doug Kwan <dougkwan@google.com>
2414 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2415 and right_alignment to be zero. Store result alignment only if it is
2416 greater than existing alignment.
2418 2010-11-16 Cary Coutant <ccoutant@google.com>
2421 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2422 Check for ".zdebug_line".
2424 2010-11-16 Doug Kwan <dougkwan@google.com>
2425 Cary Coutant <ccoutant@google.com>
2427 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2428 by reference; adjust all callers.
2429 * output.cc (Output_segment::set_section_addresses): Adjust references
2430 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2432 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2433 end at page boundary.
2435 2010-11-16 Cary Coutant <ccoutant@google.com>
2438 * layout.cc (Layout::choose_output_section): Transform names of
2439 compressed sections even when using a script with a SECTIONS clause.
2440 (Layout::output_section_name): Remove code to transform
2441 compressed debug section names.
2442 * output.cc (Output_section::add_input_section): Use uncompressed
2443 section size when tracking input sections.
2445 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2447 * symtab.h (Symbol::NON_PIC_REF): Remove.
2448 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2449 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2450 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2451 (Symbol::use_plt_offset): Take a flags argument and pass it
2452 directly to needs_dynamic_reloc. Restrict check for undefined
2453 weak symbols to function calls.
2454 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2455 (Target_arm::Scan::global): Use it.
2456 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2457 (Target_arm::Relocate::relocate): Likewise.
2458 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2459 parameter with an r_type parameter. Use get_reference_flags
2461 (Target_arm::Relocate::relocate): Update accordingly.
2462 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2463 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2464 (Target_i386::Scan::global): Likewise.
2465 (Target_i386::Relocate::relocate): Likewise.
2466 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2467 parameter with an r_type parameter. Use get_reference_flags
2469 (Target_i386::Relocate::relocate): Update accordingly.
2470 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2471 (Target_powerpc::Scan::global): Use it.
2472 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2473 (Target_powerpc::Relocate::relocate): Likewise.
2474 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2475 (Target_sparc::Scan::global): Use it.
2476 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2477 (Target_sparc::Relocate::relocate): Likewise.
2478 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2479 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2480 (Target_x86_64::Scan::global): Likewise.
2481 (Target_x86_64::Relocate::relocate): Likewise.
2483 2010-11-08 Doug Kwan <dougkwan@google.com>
2484 Cary Coutant <ccoutant@google.com>
2486 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2487 (Arm_exidx_merge_section::section_contents_): New data member.
2488 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2489 (Arm_input_section::~Arm_input_section): De-allocate memory.
2490 (Arm_input_section::original_contents_): New data member.
2491 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2492 in parameters instead of calling Object::section_contents without
2494 (Arm_output_section::group_section): New parameter TASK. Pass it
2495 to callees that need locking objects.
2496 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2497 to lock EXIDX input sections. Fix a formatting issue. Call
2498 Arm_exidx_merged_section::build_contents to create merged section
2500 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2501 to lock object of stub table owner.
2502 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2503 TEXT_SIZE to initialize data member TEXT_SIZE_.
2504 (Arm_exidx_input_section::addralign): Fix typo in comment.
2505 (Arm_exidx_input_section::text_size): New method.
2506 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2507 that require locking objects. Lock objects before scanning for stubs
2508 and updating local symbols.
2509 (Arm_input_section<big_endian>::init): Copy contents of original
2511 (Arm_input_section<big_endian>::do_write): Use saved contents of
2512 original input section instead of calling Object::section_contents
2514 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2515 size without calling Object::section_size().
2516 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2517 for size. Allocate a buffer for merged EXIDX entries.
2518 (Arm_exidx_merged_section::build_contents): New method.
2519 (Arm_exidx_merged_section::do_write): Move merge section contents
2520 building code to Arm_exidx_merged_section::build_contetns. Write
2521 out contetns in buffer instead of building it on the fly.
2522 (Arm_relobj::make_exidx_input_section): Also pass text section size
2523 to Arm_exidx_input_section constructor.
2524 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2525 (Arm_dynobj::do_read_symbols): Fix memory leak.
2526 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2527 * target.h: (class Task): Add forward declaration.
2528 (Target::relax): Add new parameter TASK and pass it to
2530 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2532 2010-11-05 Cary Coutant <ccoutant@google.com>
2535 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2536 object when reading from the file.
2537 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2539 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2540 when reading section contents.
2541 (get_section_contents): Likewise.
2542 (icf::find_identical_sections): Likewise.
2543 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2544 object when reading from the file.
2545 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2546 the object when doing deferred section layout.
2548 2010-11-03 Nick Clifton <nickc@redhat.com>
2551 * script.h (class Symbol_assignment: name): New member. Returns
2552 the name of the symbol.
2553 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2554 Returns true if the given symbol name is on the list of
2555 assignments wating to be processed.
2556 * archive.cc (should_incldue_member): If the symbol is undefined,
2557 check to see if it is on the list of symbols pending assignment.
2559 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2561 * script-sections.cc (Script_sections::find_memory_region): Check
2562 for a NULL output section pointer.
2564 2010-10-29 Doug Kwan <dougkwan@google.com>
2566 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2567 Output_section::add_relaxed_input_section.
2568 * output.cc (Output_section::add_relaxed_input_section): Add new
2569 arguments LAYOUT and NAME. Set section order index.
2570 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2571 Copy section order index.
2572 * output.h (Output_section::add_relaxed_input_section): Add new
2573 arguments LAYOUT and NAME.
2575 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2577 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2578 NATIVE_OR_CROSS_LINKER.
2579 * testsuite/Makefile.in: Regenerate.
2581 2010-10-20 Doug Kwan <dougkwan@google.com>
2583 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2584 without SHF_LINK_ORDER flags.
2585 * layout.cc (Layout::choose_output_section): Do not filter
2586 SHF_LINK_ORDER flag in a relocatable link.
2588 2010-10-17 Cary Coutant <ccoutant@google.com>
2590 * output.h (Output_segment::set_section_addresses): Change function
2591 signature. Update all callers.
2592 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2594 (Output_segment::set_section_addresses): Align after last TLS
2595 section. Add padding before last relro section instead of after.
2597 2010-10-17 Doug Kwan <dougkwan@google.com>
2599 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2600 GOT output section to be writable.
2602 2010-10-14 Cary Coutant <ccoutant@google.com>
2604 * debug.h (DEBUG_INCREMENTAL): New flag.
2605 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2606 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2608 * incremental.cc (report_command_line): Ignore all forms of
2610 * layout.cc (Layout::Layout): Check parameters for incremental link
2612 * options.cc (General_options::parse_incremental): New function.
2613 (General_options::parse_no_incremental): New function.
2614 (General_options::parse_incremental_full): New function.
2615 (General_options::parse_incremental_update): New function.
2616 (General_options::incremental_mode_): New data member.
2617 (General_options::finalize): Check incremental_mode_.
2618 * options.h (General_options): Update help text for --incremental.
2619 Add --no-incremental, --incremental-full, --incremental-update.
2620 (General_options::Incremental_mode): New enum type.
2621 (General_options::incremental_mode): New function.
2622 (General_options::incremental_mode_): New data member.
2623 * parameters.cc (Parameters::incremental_mode_): New data member.
2624 (Parameters::set_options): Set incremental_mode_.
2625 (Parameters::set_incremental_full): New function.
2626 (Parameters::incremental): New function.
2627 (Parameters::incremental_update): New function.
2628 (set_parameters_incremental_full): New function.
2629 * parameters.h (Parameters::set_incremental_full): New function.
2630 (Parameters::incremental): New function.
2631 (Parameters::incremental_update): New function.
2632 (Parameters::incremental_mode_): New data member.
2633 (set_parameters_incremental_full): New function.
2634 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2635 incremental link mode.
2636 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2637 (Sized_relobj::do_relocate_sections): Likewise.
2638 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2640 * testsuite/Makefile.in: Regenerate.
2641 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2643 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2645 * script-sections.h (class Script_sections): Make
2646 Sections_elements typedef public.
2647 * script-sections.cc (class Sort_output_sections): Add elements_
2648 field. Add constructor which sets it; change all callers.
2649 (Sort_output_sections::is_before): New function.
2650 (Sort_output_sections::operator()): Call is_before.
2651 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2653 * testsuite/script_test_10.sh: New test. Test script section
2655 * testsuite/script_test_10.t: Likewise.
2656 * testsuite/script_test_10.s: Likewise.
2657 * testsuite/Makefile.am: Wrap the cross linker tests and the
2658 common tests into NATIVE_OR_CROSS_LINKER.
2659 (check_SCRIPTS): Add script_test_10.sh.
2660 (check_DATA): Add script_test_10.stdout.
2661 (script_test_10.o, script_test_10): New targets.
2662 (script_test_10.stdout): New target.
2663 * configure, testsuite/Makefile.in: Regenerate.
2665 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2667 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2668 error for the deprecated relocations.
2669 (Target_arm::Scan::global): Likewise.
2670 (Target_arm::Relocate::relocate): Likewise.
2672 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2674 * fileread.cc (Input_file::find_file): Initialize *found_name
2675 and *namep when using the fallback search for case 4.
2677 2010-10-11 Cary Coutant <ccoutant@google.com>
2679 * options.h (class General_options): Redefine -z lazy as an alias for
2680 the negation of -z now.
2682 2010-10-11 Ian Lance Taylor <iant@google.com>
2684 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2687 2010-10-06 Nick Clifton <nickc@redhat.com>
2689 * script-sections.cc(class Memory_region): Remove
2690 current_lma_offset_ field. Rename current_vma_offset_ to
2691 current_offset_. Add last_section_ field.
2692 (Memory_region::get_current_vma_address): Rename to
2693 get_current_address.
2694 (Memory_region::get_current_lma_address): Delete.
2695 (Memory_region::increment_vma_offset): Rename to
2697 (Memory_region::increment_lma_offset): Delete.
2698 (Memory_region::attributes_compatible): New method. Returns
2699 true if the provided section is compatible with the region.
2700 (Memory_region::get_last_section): New method. Returns the last
2701 section to use the region.
2702 (Memory_region::set_last_section): New method. Stores the last
2703 section to use the region.
2704 (Script_sections::block_in_region): New method. Returns true if
2705 a block of memory is contained within a region.
2706 (Script_sections::find_memory_region): New method. Locates a
2707 memory region to be used to set a VMA or LMA address.
2708 (Output_section_definition::set_section_addresses): Add code to
2709 check for addresses set by memory regions.
2710 (Output_segment::set_section_addresses): Remove memory region
2712 (Script_sections::create_segment): Add a warning if a header
2713 segment is created outside of any region.
2714 * script-sections.h (class Script_sections): Add prototypes for
2715 find_memory_region and block_in_region methods.
2716 * testsuite/memory_test.s: Use .long instead of .word.
2717 * testsuite/memory_test.t: Add some more output sections.
2718 * testsuite/memory_test.sh: Update expected output.
2720 2010-10-02 Doug Kwan <dougkwan@google.com>
2722 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2723 defintion to symtab.h
2724 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2725 declaration to defintion.
2727 2010-10-01 Nick Clifton <nickc@redhat.com>
2729 * expression.cc (eval): Replace dummy argument with NULL.
2730 (eval_maybe_dot): Check for a NULL result section pointer.
2731 (Symbol_expression::value): Likewise.
2732 (Dot_expression::value): Likewise.
2733 (BINARY_EXPRESSION): Likewise.
2734 (Max_expression::value): Likewise.
2735 (Min_expression::value): Likewise.
2736 (Absolute_expression::value): Likewise.
2737 (Addr_expression::value_from_output_section): Likewise.
2738 (Loaddddr_expression::value_from_output_section): Likewise.
2739 (Segment_start_expression::value): Likewise.
2740 * script-sections.cc
2741 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2743 (Sections_elememt_dot_assignment::set_section_addresses):
2745 (Output_data_expression::do_write_to_buffer): Likewise.
2746 (Output_section_definition::finalize_symbols): Likewise.
2747 (Output_section_definition::set_section_addresses): Likewise.
2749 2010-09-30 Doug Kwan <dougkwan@google.com>
2751 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2753 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2755 * target.h (Target::can_icf_inline_merge_sections): New virtual
2757 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2759 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2761 * icf.cc (get_section_contents): Inline merge sections only when
2764 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2766 * configure: Regenerate.
2768 2010-09-17 Ian Lance Taylor <iant@google.com>
2770 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2771 * testsuite/Makefile.am (memory_test.o): New target.
2772 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2774 * testsuite/Makefile.in: Rebuild.
2776 2010-09-17 Doug Kwan <dougkwan@google.com>
2778 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2779 defintion if relocation uses GOT entries of the symbol.
2780 * testsuite/icf_safe_test.sh: Fix test.
2781 * testsuite/icf_safe_so_test.sh: Fix test.
2783 2010-09-16 Cary Coutant <ccoutant@google.com>
2785 * script_sections.cc (class Memory_region): Remove "NULL" from
2786 vector initializations.
2788 2010-09-15 Cary Coutant <ccoutant@google.com>
2790 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2791 Resolve forwarding symbols.
2793 2010-09-15 Doug Kwan <dougkwan@google.com>
2795 * gold/testsuite/script_test_3.t: Add ARM special sections.
2796 * gold/testsuite/script_test_4.t: Same.
2797 * gold/testsuite/script_test_5.t: Same.
2798 * gold/testsuite/script_test_6.t: Same.
2799 * gold/testsuite/script_test_7.t: Same.
2800 * gold/testsuite/script_test_7.t: Same.
2801 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2803 2010-09-14 Cary Coutant <ccoutant@google.com>
2805 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2806 (Target_x86_64::Relocate::relocate_tls): Replace check for
2807 saw_tls_block_reloc_ with test for executable section.
2809 2010-09-12 Cary Coutant <ccoutant@google.com>
2811 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2812 position-independent executables to shared libraries need dynamic
2814 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2815 position-independent executables.
2816 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2817 * testsuite/Makefile.in: Regenerate.
2819 2010-09-10 Nick Clifton <nickc@redhat.com>
2822 * testsuite/memory_test.t: Discard any sections that are not
2825 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2828 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2829 "This::" to work around a bug in gcc 4.2.
2831 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2833 2010-09-09 Rafael Espindola <espindola@google.com>
2835 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2836 sections with different PF_X flags in the same segment.
2837 (Layout::find_first_load_seg): Search all segments to find the first
2839 * options.h (rosegment): New.
2841 2010-09-08 Rafael Espindola <espindola@google.com>
2843 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2845 2010-09-08 Doug Kwan <dougkwan@google.com>
2847 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2848 (Arm_relobj::do_relocate_sections): Add new parameter for output
2849 file to match the parent.
2850 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2851 of local symbols instead of input values. Update code to track
2852 changes in gold::relocate_section.
2853 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2854 (Sized_relobj::compute_final_local_value_internal): New methods.
2855 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2856 body into private version of Sized_relobj::compute_final_local_value.
2857 Call the inline method.
2858 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2859 merged symbol value if there is one.
2860 (Symbol_value::has_output_value): New method defintiion.
2861 (Sized_relobj::Compute_final_local_value_status): New enum type.
2862 (Sized_relobj::compute_final_local_value): New methods.
2863 (Sized_relobj::compute_final_local_value_internal): New methods.
2864 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2865 and arm_cortex_a8.sh.
2866 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2867 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2869 * Makefile.in: Regenerate.
2870 * testsuite/arm_bl_out_of_range.s: Update test.
2871 * testsuite/thumb_bl_out_of_range.s: Ditto.
2872 * testsuite/thumb_blx_out_of_range.s: Ditto.
2873 * testsuite/arm_branch_out_of_range.sh: New file.
2874 * testsuite/arm_cortex_a8.sh: Ditto.
2875 * testsuite/arm_cortex_a8_b.s: Ditto.
2876 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2877 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2878 * testsuite/arm_cortex_a8_bl.s: Ditto.
2879 * testsuite/arm_cortex_a8_blx.s: Ditto.
2880 * testsuite/arm_cortex_a8_local.s: Ditto.
2881 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2882 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2884 2010-09-08 Rafael Espindola <espindola@google.com>
2886 * Makefile.am (memory_test.stdout): Run readelf with -W.
2887 * Makefile.in: Regenerate.
2888 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2891 2010-09-08 Rafael Espindola <espindola@google.com>
2893 * script-sections.cc (Script_sections::add_memory_region): Convert
2894 field precision to int.
2895 * script.cc (script_set_section_region, script_set_section_region):
2896 Convert field precision to int.
2898 2010-09-08 Rafael Espindola <espindola@google.com>
2900 * arm.cc (do_finalize_sections): Create the __exidx_start and
2901 __exdix_end symbols even when the section is missing.
2903 2010-09-08 Nick Clifton <nickc@redhat.com>
2905 * README: Remove claim that MEMORY is not supported.
2906 * expression.cc (script_exp_function_origin)
2907 (script_exp_function_length): Move from here to ...
2908 * script.cc: ... here.
2909 (script_set_section_region, script_add_memory)
2910 (script_parse_memory_attr, script_include_directive): New
2912 * script-sections.cc
2913 (class Memory_region): New class.
2914 (class Output_section_definition): Add set_memory_region,
2915 set_section_vma, set_section_lma and get_section_name methods.
2916 (class Script_Sections): Add add_memory_region,
2917 find_memory_region, find_memory_region_origin,
2918 find_memory_region_length and set_memory_region methods.
2919 Have set_section_addresses method walk the list of set memory
2921 Extend the print methos to display memory regions.
2922 * script-sections.h: Add prototypes for new methods.
2923 Add enum for MEMORY region attributes.
2924 * yyscript.y: Add support for parsing MEMORY regions.
2925 * script-c.h: Add prototypes for new functions.
2926 * testsuite/Makefile.am: Add test of MEMORY region functionality.
2927 * testsuite/Makefile.in: Regenerate.
2928 * testsuite/memory_test.sh: New script.
2929 * testsuite/memory_test.s: New assembler source file.
2930 * testsuite/memory_test.t: New linker script.
2932 2010-08-27 Doug Kwan <dougkwan@google.com>
2934 * gold/resolve.cc (Symbol_table::should_override): Let a weak
2935 reference override an existing dynamic weak reference.
2936 * testsuite/Makefile.am: Add new test dyn_weak_ref.
2937 * testsuite/Makefile.in: Regenerate.
2938 * testsuite/dyn_weak_ref.sh: New file.
2939 * testsuite/dyn_weak_ref_1.c: Ditto.
2940 * testsuite/dyn_weak_ref_2.c: Ditto.
2942 2010-08-27 Ian Lance Taylor <iant@google.com>
2944 * incremental.h (class Incremental_input_entry): Add virtual
2947 2010-08-27 Ian Lance Taylor <iant@google.com>
2949 * testsuite/start_lib_test_3.c: Mark t3 as used.
2951 2010-08-27 Nick Clifton <nickc@redhat.com>
2953 * options.cc (version_script): Fix small typo in previous
2956 2010-08-25 Nick Clifton <nickc@redhat.com>
2958 * archive.cc: Formatting fixes: Remove whitespace between
2959 typename and following asterisk. Remove whitespace between
2960 function name and opening parenthesis.
2961 * archive.h: Likewise.
2963 * attributes.cc: Likewise.
2964 * attributes.h: Likewise.
2965 * common.cc: Likewise.
2966 * copy-relocs.cc: Likewise.
2967 * dirsearch.h: Likewise.
2968 * dynobj.cc: Likewise.
2969 * ehframe.cc: Likewise.
2970 * ehframe.h: Likewise.
2971 * expression.cc: Likewise.
2972 * fileread.cc: Likewise.
2973 * fileread.h: Likewise.
2975 * gold-threads.cc: Likewise.
2976 * gold.cc: Likewise.
2977 * i386.cc: Likewise.
2979 * incremental-dump.cc: Likewise.
2980 * incremental.cc: Likewise.
2981 * layout.cc: Likewise.
2982 * layout.h: Likewise.
2983 * main.cc: Likewise.
2984 * merge.cc: Likewise.
2985 * merge.h: Likewise.
2986 * object.cc: Likewise.
2987 * object.h: Likewise.
2988 * options.cc: Likewise.
2989 * options.h: Likewise.
2990 * output.cc: Likewise.
2991 * output.h: Likewise.
2992 * plugin.cc: Likewise.
2993 * plugin.h: Likewise.
2994 * powerpc.cc: Likewise.
2995 * reloc.cc: Likewise.
2996 * script-c.h: Likewise.
2997 * script-sections.cc: Likewise.
2998 * script.cc: Likewise.
2999 * stringpool.cc: Likewise.
3000 * symtab.cc: Likewise.
3001 * symtab.h: Likewise.
3002 * target.cc: Likewise.
3003 * timer.cc: Likewise.
3004 * timer.h: Likewise.
3005 * version.cc: Likewise.
3006 * x86_64.cc: Likewise.
3008 2010-08-24 Nick Clifton <nickc@redhat.com>
3011 * layout.cc (segment_precedes): Sort segments by their physical
3012 addresses, if they have been set.
3014 2010-08-23 Cary Coutant <ccoutant@google.com>
3016 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3018 (Lib_group::include_member): Unlock object after deleting its
3020 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3023 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3024 Cary Coutant <ccoutant@google.com>
3026 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3027 constructor, and set_blocker.
3028 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3030 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3031 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3032 * testsuite/Makefile.am (start_lib_test): New test case.
3033 * testsuite/Makefile.in: Regenerate.
3034 * testsuite/start_lib_test_main.c: New file.
3035 * testsuite/start_lib_test_1.c: New file.
3036 * testsuite/start_lib_test_2.c: New file.
3037 * testsuite/start_lib_test_3.c: New file.
3039 2010-08-19 Ian Lance Taylor <iant@google.com>
3041 * Makefile.in: Rebuild with automake 1.11.1.
3042 * aclocal.m4: Likewise.
3043 * testsuite/Makefile.in: Likewise.
3045 2010-08-19 Ian Lance Taylor <iant@google.com>
3048 * i386.cc (class Output_data_plt_i386): Update declarations.
3049 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3050 local_ifuncs_ fields.
3051 (Target_i386::do_plt_section_for_global): New function.
3052 (Target_i386::do_plt_section_for_local): New function.
3053 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3054 parameter; change all callers. Initialize global_ifuncs_ and
3055 local_ifuncs_. If doing a static link define __rel_iplt_start and
3057 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3058 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3059 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3061 (Target_i386::make_plt_section): New function, broken out of
3062 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3063 (Target_i386::make_plt_entry): Call make_plt_section.
3064 (Target_i386::make_local_ifunc_plt_entry): New function.
3065 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3066 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3067 R_386_IRELATIVE to switch.
3068 (Target_i386::Scan::global): Likewise.
3069 (Target_i386::Relocate::relocate): Likewise.
3070 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3072 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3073 (Target_x86_64::do_plt_section_for_global): New function.
3074 (Target_x86_64::do_plt_section_for_local): New function.
3075 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3076 parameter; change all callers. If doing a static link define
3077 __rela_iplt_start and __rela_iplt_end.
3078 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3079 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3080 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3082 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3083 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3085 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3086 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3087 R_X86_64_IRELATIVE to switch.
3088 (Target_x86_64::Scan::global): Likewise.
3089 (Target_x86_64::Relocate::relocate): Likewise.
3090 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3092 * target.h (class Target): Add plt_section_for_global and
3093 plt_section_for_local functions. Add do_plt_section_for_global
3094 and do_plt_section_for_local virtual functions.
3095 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3096 clarifying comments.
3097 (Symbol::use_plt_offset): Handle IFUNC symbol.
3098 * object.cc (Sized_relobj::Sized_relobj): Initialize
3100 (Sized_relobj::local_has_plt_offset): New function.
3101 (Sized_relobj::local_plt_offset): New function.
3102 (Sized_relobj::set_local_plt_offset): New function.
3103 (Sized_relobj::do_count): Handle IFUNC symbol.
3104 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3105 a bit away from input_shndx_ field. Add set_is_func_symbol and
3106 is_ifunc_symbol functions.
3107 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3108 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3109 local_plt_offsets_ field.
3110 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3111 * output.h (class Output_section_data): Add non-const
3112 output_section function.
3113 (class Output_data_got): Update declarations.
3114 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3115 Add use_plt_offset parameter to global and local constructors.
3116 Change all callers. Change local_sym_index_ field to 31 bits.
3117 Change GSYM_CODE and CONSTANT_CODE accordingly.
3118 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3119 doing a static link don't set sh_link field.
3120 (Output_data_got::Got_entry::write): Use PLT offset if
3122 (Output_data_got::add_global_plt): New function.
3123 (Output_data_got::add_local_plt): New function.
3124 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3125 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3126 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3127 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3128 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3130 * testsuite/ifunc-sel.h: New file.
3131 * testsuite/ifuncmain1.c: New file.
3132 * testsuite/ifuncmain1vis.c: New file.
3133 * testsuite/ifuncmod1.c: New file.
3134 * testsuite/ifuncdep2.c: New file.
3135 * testsuite/ifuncmain2.c: New file.
3136 * testsuite/ifuncmain3.c: New file.
3137 * testsuite/ifuncmod3.c: New file.
3138 * testsuite/ifuncmain4.c: New file.
3139 * testsuite/ifuncmain5.c: New file.
3140 * testsuite/ifuncmod5.c: New file.
3141 * testsuite/ifuncmain6pie.c: New file.
3142 * testsuite/ifuncmod6.c: New file.
3143 * testsuite/ifuncmain7.c: New file.
3144 * configure, testsuite/Makefile.in: Rebuild.
3146 2010-08-18 Ian Lance Taylor <iant@google.com>
3149 (Output_section_incremental_inputs::write_input_files): Add cast
3150 to avoid signed/unsigned comparison warning.
3151 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3153 2010-08-12 Cary Coutant <ccoutant@google.com>
3155 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3157 2010-08-13 Ian Lance Taylor <iant@google.com>
3159 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3161 2010-08-12 Cary Coutant <ccoutant@google.com>
3162 Doug Kwan <dougkwan@google.com>
3164 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3165 defintion overrides non-weak undef, remember that the original undef
3167 * symtab.cc (Symbol_table::sized_write_global): For undef without
3168 an original weak binding, set binding to global in output.
3169 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3170 * testsuite/Makefile.in: Regenerate.
3171 * testsuite/strong_ref_weak_def.sh: New file.
3172 * testsuite/strong_ref_weak_def_1.c: Ditto.
3173 * testsuite/strong_ref_weak_def_2.c: Ditto.
3175 2010-08-12 Cary Coutant <ccoutant@google.com>
3177 * testsuite/incremental_test.sh: Rewrite.
3178 * testsuite/incremental_test_1.c: Rewrite.
3179 * testsuite/incremental_test_2.c: Rewrite.
3181 2010-08-12 Cary Coutant <ccoutant@google.com>
3183 * arm.cc (Target_arm::got_size): Add const.
3184 (Target_arm::got_entry_count): New function.
3185 (Target_arm::plt_entry_count): New function.
3186 (Target_arm::first_plt_entry_offset): New function.
3187 (Target_arm::plt_entry_size): New function.
3188 (Output_data_plt_arm::entry_count): New function.
3189 (Output_data_plt_arm::first_plt_entry_offset): New function.
3190 (Output_data_plt_arm::get_plt_entry_size): New function.
3191 * i386.cc (Target_i386::got_size): Add const.
3192 (Target_i386::got_entry_count): New function.
3193 (Target_i386::plt_entry_count): New function.
3194 (Target_i386::first_plt_entry_offset): New function.
3195 (Target_i386::plt_entry_size): New function.
3196 (Output_data_plt_i386::entry_count): New function.
3197 (Output_data_plt_i386::first_plt_entry_offset): New function.
3198 (Output_data_plt_i386::get_plt_entry_size): New function.
3199 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3200 find_incremental_inputs_sections. Dump incremental_got_plt section.
3201 * incremental.cc: Include target.h.
3202 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3203 parameter. Adjust all callers. Find incremental_got_plt section.
3204 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3206 (Output_section_incremental_inputs::set_final_data_size): Calculate
3207 size of incremental_got_plt section.
3208 (Output_section_incremental_inputs::do_write): Write the
3209 incremental_got_plt section.
3210 (Got_plt_view_info): New struct.
3211 (Local_got_offset_visitor): New class.
3212 (Global_got_offset_visitor): New class.
3213 (Global_symbol_visitor_got_plt): New class.
3214 (Output_section_incremental_inputs::write_got_plt): New function.
3215 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3216 Add parameter. Adjust all callers.
3217 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3218 (Incremental_inputs::got_plt_section): New function.
3219 (Incremental_inputs::got_plt_section_): New data member.
3220 (Incremental_got_plt_reader): New class.
3221 * layout.cc (Layout::create_incremental_info_sections): Add the
3222 incremental_got_plt section.
3223 * object.h (Got_offset_list::get_list): New function.
3224 (Got offset_list::for_all_got_offsets): New function.
3225 (Sized_relobj::local_got_offset_list): New function.
3226 * powerpc.cc (Target_powerpc::got_size): Add const.
3227 (Target_powerpc::got_entry_count): New function.
3228 (Target_powerpc::plt_entry_count): New function.
3229 (Target_powerpc::first_plt_entry_offset): New function.
3230 (Target_powerpc::plt_entry_size): New function.
3231 (Output_data_plt_powerpc::entry_count): New function.
3232 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3233 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3234 * sparc.cc (Target_sparc::got_size): Add const.
3235 (Target_sparc::got_entry_count): New function.
3236 (Target_sparc::plt_entry_count): New function.
3237 (Target_sparc::first_plt_entry_offset): New function.
3238 (Target_sparc::plt_entry_size): New function.
3239 (Output_data_plt_sparc::entry_count): New function.
3240 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3241 (Output_data_plt_sparc::get_plt_entry_size): New function.
3242 * symtab.h (Symbol::got_offset_list): New function.
3243 (Symbol_table::for_all_symbols): New function.
3244 * target.h (Sized_target::got_entry_count): New function.
3245 (Sized_target::plt_entry_count): New function.
3246 (Sized_target::plt_entry_size): New function.
3247 * x86_64.cc (Target_x86_64::got_size): Add const.
3248 (Target_x86_64::got_entry_count): New function.
3249 (Target_x86_64::plt_entry_count): New function.
3250 (Target_x86_64::first_plt_entry_offset): New function.
3251 (Target_x86_64::plt_entry_size): New function.
3252 (Output_data_plt_x86_64::entry_count): New function.
3253 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3254 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3256 2010-08-12 Cary Coutant <ccoutant@google.com>
3258 * archive.cc: Include incremental.h.
3259 (Archive::Archive): Initialize incremental_info_.
3260 (Archive::include_member): Record archive members in incremental info.
3261 (Add_archive_symbols::run): Record begin and end of an archive in
3263 (Lib_group::include_member): Record objects in incremental info.
3264 * archive.h (Incremental_archive_entry): Forward declaration.
3265 (Archive::set_incremental_info): New member function.
3266 (Archive::incremental_info): New member function.
3267 (Archive::Unused_symbol_iterator): New class.
3268 (Archive::unused_symbols_begin): New member function.
3269 (Archive::unused_symbols_end): New member function.
3270 (Archive::incremental_info_): New data member.
3271 * incremental-dump.cc (find_input_containing_global): New function.
3272 (dump_incremental_inputs): Dump new incremental info sections.
3273 * incremental.cc: Include symtab.h.
3274 (Output_section_incremental_inputs): New class.
3275 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3276 new incremental info sections.
3277 (Sized_incremental_binary::do_check_inputs): Likewise.
3278 (Incremental_inputs::report_archive): Remove.
3279 (Incremental_inputs::report_archive_begin): New function.
3280 (Incremental_inputs::report_archive_end): New function.
3281 (Incremental_inputs::report_object): New function.
3282 (Incremental_inputs::finalize_inputs): Remove.
3283 (Incremental_inputs::report_input_section): New function.
3284 (Incremental_inputs::report_script): Rewrite.
3285 (Incremental_inputs::finalize): Do nothing but finalize string table.
3286 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3287 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3288 (Incremental_inputs::create_data_sections): New function.
3289 (Incremental_inputs::relocs_entsize): New function.
3290 (Output_section_incremental_inputs::set_final_data_size): New function.
3291 (Output_section_incremental_inputs::do_write): New function.
3292 (Output_section_incremental_inputs::write_header): New function.
3293 (Output_section_incremental_inputs::write_input_files): New function.
3294 (Output_section_incremental_inputs::write_info_blocks): New function.
3295 (Output_section_incremental_inputs::write_symtab): New function.
3296 * incremental.h (Incremental_script_entry): Forward declaration.
3297 (Incremental_object_entry): Forward declaration.
3298 (Incremental_archive_entry): Forward declaration.
3299 (Incremental_inputs): Forward declaration.
3300 (Incremental_inputs_header_data): Remove.
3301 (Incremental_inputs_header): Remove.
3302 (Incremental_inputs_header_write): Remove.
3303 (Incremental_inputs_entry_data): Remove.
3304 (Incremental_inputs_entry): Remove.
3305 (Incremental_inputs_entry_write): Remove.
3306 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3307 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3308 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3309 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3311 (Incremental_input_entry): New class.
3312 (Incremental_script_entry): New class.
3313 (Incremental_object_entry): New class.
3314 (Incremental_archive_entry): New class.
3315 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3316 (Incremental_inputs::report_inputs): Remove.
3317 (Incremental_inputs::report_archive): Remove.
3318 (Incremental_inputs::report_archive_begin): New function.
3319 (Incremental_inputs::report_archive_end): New function.
3320 (Incremental_inputs::report_object): Change prototype.
3321 (Incremental_inputs::report_input_section): New function.
3322 (Incremental_inputs::report_script): Change prototype.
3323 (Incremental_inputs::get_reloc_count): New function.
3324 (Incremental_inputs::set_reloc_count): New function.
3325 (Incremental_inputs::create_data_sections): New function.
3326 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3327 (Incremental_inputs::inputs_section): New function.
3328 (Incremental_inputs::symtab_section): New function.
3329 (Incremental_inputs::relocs_section): New function.
3330 (Incremental_inputs::get_stringpool): Add const.
3331 (Incremental_inputs::command_line): Add const.
3332 (Incremental_inputs::inputs): Remove.
3333 (Incremental_inputs::command_line_key): New function.
3334 (Incremental_inputs::input_file_count): New function.
3335 (Incremental_inputs::input_files): New function.
3336 (Incremental_inputs::relocs_entsize): New function.
3337 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3338 (Incremental_inputs::finalize_inputs): Remove.
3339 (Incremental_inputs::Input_info): Remove.
3340 (Incremental_inputs::lock_): Remove.
3341 (Incremental_inputs::inputs_): Change type.
3342 (Incremental_inputs::inputs_map_): Remove.
3343 (Incremental_inputs::current_object_entry_): New data member.
3344 (Incremental_inputs::inputs_section_): New data member.
3345 (Incremental_inputs::symtab_section_): New data member.
3346 (Incremental_inputs::relocs_section_): New data member.
3347 (Incremental_inputs::reloc_count_): New data member.
3348 (Incremental_inputs_reader): New class.
3349 (Incremental_symtab_reader): New class.
3350 (Incremental_relocs_reader): New class.
3351 * layout.cc (Layout::finalize): Move finalization of incremental info
3352 and creation of incremental info sections to follow finalization of
3353 symbol table. Set offsets for postprocessing sections.
3354 (Layout::create_incremental_info_sections): Call
3355 Incremental_inputs::create_data_sections. Add incremental symtab
3356 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3357 sections to layout after input sections.
3358 * layout.h (struct Timespec): Forward declaration.
3359 (Layout::incremental_inputs): Add const.
3360 (Layout::create_incremental_info_sections): Add parameter.
3361 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3362 * object.cc: Include incremental.h.
3363 (Relobj::finalize_incremental_relocs): New function.
3364 (Sized_relobj::do_layout): Record input sections in incremental info.
3365 * object.h (Object::output_section): New function.
3366 (Object::output_section_offset): Moved from Relobj.
3367 (Object::get_incremental_reloc_base): New function.
3368 (Object::get_incremental_reloc_count): New function.
3369 (Object::do_output_section): New function.
3370 (Object::do_output_section_offset): Moved from Relobj.
3371 (Object::do_get_incremental_reloc_base): New function.
3372 (Object::do_get_incremental_reloc_count): New function.
3373 (Object::Object): Initialize new data members.
3374 (Relobj::output_section): Renamed do_output_section and moved to
3376 (Relobj::output_section_offset): Moved to Object.
3377 (Relobj::do_get_incremental_reloc_base): New function.
3378 (Relobj::do_get_incremental_reloc_count): New function.
3379 (Relobj::allocate_incremental_reloc_counts): New function.
3380 (Relobj::count_incremental_reloc): New function.
3381 (Relobj::finalize_incremental_relocs): New function.
3382 (Relobj::next_incremental_reloc_index): New function.
3383 (Relobj::reloc_counts_): New data member.
3384 (Relobj::reloc_bases_): New data member.
3385 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3386 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3387 (Sized_relobj::incremental_relocs_scan): New function.
3388 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3389 (Sized_relobj::incremental_relocs_write): New function.
3390 (Sized_relobj::incremental_relocs_write_reltype): New function.
3391 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3393 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3394 archives and object files elsewhere.
3395 (Add_symbols::run): Report object files here.
3396 (Finish_group::run): Report end of archive at end of group.
3397 * reloc.cc: Include layout.h, incremental.h.
3398 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3399 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3400 (Sized_relobj::incremental_relocs_scan): New function.
3401 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3402 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3403 (Sized_relobj::incremental_relocs_write): New function.
3404 (Sized_relobj::incremental_relocs_write_reltype): New function.
3405 * script.cc (read_input_script): Rewrite test for incremental link.
3406 Change call to Incremental_inputs::report_script.
3407 * symtab.h (Symbol_table::first_global_index): New function.
3408 (Symbol_table::output_count): New function.
3410 2010-08-12 Doug Kwan <dougkwan@google.com>
3412 * arm.cc (Target_arm::merge_object_attributes): Check command line
3413 options --no-wchar-size-warning and --no-enum-size-warning.
3414 * options.h (General_options): Add ld-compatible options
3415 --no-enum-size-warning and --no-wchar-size-warning.
3417 2010-08-04 Ian Lance Taylor <iant@google.com>
3419 * x86_64.cc (Target_x86_64::Scan::local): Use
3420 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3421 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3422 (Target_x86_64::Scan::global): Likewise.
3423 (Target_x86_64::Relocate::relocate): Likewise.
3424 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3427 2010-08-03 Cary Coutant <ccoutant@google.com>
3429 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3430 to reserve space in merged_strings vector. Keep total input size
3432 (Output_merge_string::do_print_merge_stats): Print total input size.
3433 * merge.h (Output_merge_string): Add input_size_ field.
3434 * stringpool.cc (Stringpool_template::string_length): Move
3435 implementations out of Stringpool_template class and place in
3437 * stringpool.h (string_length): Move out of Stringpool_template.
3439 2010-08-03 Ian Lance Taylor <iant@google.com>
3442 * layout.cc (relaxation_loop_body): If address of load segment is
3443 set, adjust address to include headers if possible.
3445 2010-08-03 Ian Lance Taylor <iant@google.com>
3447 * version.cc (version_string): Bump to 1.10.
3449 2010-08-03 Ian Lance Taylor <iant@google.com>
3452 * layout.h (enum Output_section_order): Define.
3453 (class Layout): Update declarations.
3454 * layout.cc (Layout::get_output_section): Add order parameter.
3455 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3456 is_first_non_relro parameters. Change all callers.
3457 (Layout::choose_output_section): Likewise.
3458 (Layout::add_output_section_data): Likewise.
3459 (Layout::make_output_section): Likewise. Set order.
3460 (Layout::default_section_order): New function.
3461 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3462 * output.cc (Output_section::Output_section): Initialize order_.
3463 Don't initialize deleted fields.
3464 (Output_segment::Output_segment): Don't initialize deleted
3466 (Output_segment::add_output_section_to_load): New function
3467 replacing add_output_section. Change all callers to call this or
3468 add_output_section_to_nonload.
3469 (Output_segment::add_output_section_to_nonload): New function.
3470 (Output_segment::remove_output_section): Rewrite.
3471 (Output_segment::add_initial_output_data): Likewise.
3472 (Output_segment::has_any_data_sections): Likewise.
3473 (Output_segment::is_first_section_relro): Likewise.
3474 (Output_segment::maximum_alignment): Likewise.
3475 (Output_segment::has_dynamic_reloc): New function replacing
3476 dynamic_reloc_count. Change all callers.
3477 (Output_segment::has_dynamic_reloc_list): New function replacing
3478 dynamic_reloc_count_list. Change all callers.
3479 (Output_segment::set_section_addresses): Rewrite.
3480 (Output_segment::set_offset): Rewrite.
3481 (Output_segment::find_first_and_last_list): Remove.
3482 (Output_segment::set_tls_offsets): Rewrite.
3483 (Output_segment::first_section_load_address): Likewise.
3484 (Output_segment::output_section_count): Likewise.
3485 (Output_segment::section_with_lowest_load_address): Likewise.
3486 (Output_segment::write_section_headers): Likewise.
3487 (Output_segment::print_sections_to_map): Likewise.
3488 * output.h (class Output_data): Remove dynamic_reloc_count_
3489 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3490 (Output_data::add_dynamic_reloc): Rewrite.
3491 (Output_data::has_dynamic_reloc): New function.
3492 (Output_data::dynamic_reloc_count): Remove.
3493 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3494 is_last_relro_, is_first_non_relro_, is_interp_,
3495 is_dynamic_linker_section_ fields. Add order and set_order
3496 functions. Remove is_relro_local, set_is_relro_local,
3497 is_last_relro, set_is_last_relro, is_first_non_relro,
3498 set_is_first_non_relro functions, is_interp, set_is_interp,
3499 is_dynamic_linker_section, and set_is_dynamic_linker_section
3501 (class Output_segment): Change Output_data_list from std::list to
3502 std:;vector. Add output_lists_ field. Remove output_data_ and
3503 output_bss_ fields. Update declarations.
3505 2010-08-02 Ian Lance Taylor <iant@google.com>
3507 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3508 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3509 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3511 2010-08-02 Ian Lance Taylor <iant@google.com>
3514 * script.cc (Script_options::Script_options): Initialize
3515 symbol_definitions_ and symbol_references_.
3516 (Script_options::add_symbol_assignment): Update
3517 symbol_definitions_ and symbol_references_.
3518 (Script_options::add_symbol_reference): New function.
3519 (script_symbol): New function.
3520 * script.h (class Script_options): Add symbol_definitions_ and
3521 symbol_references_ fields.
3522 (Script_options::referenced_const_iterator): New type.
3523 (Script_options::referenced_begin): New function.
3524 (Script_options::referenced_end): New function.
3525 (Script_options::is_referenced): New function.
3526 (Script_options::any_unreferenced): New function.
3527 * script-c.h (script_symbol): Declare.
3528 * yyscript.y (exp): Call script_symbol.
3529 * symtab.cc: Include "script.h".
3530 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3531 Change all callers. Check symbols referenced by scripts.
3532 (Symbol_table::add_undefined_symbols_from_command_line): Add
3533 layout parameter. Change all callers.
3534 (Symbol_table::do_add_undefined_symbols_from_command_line):
3535 Likewise. Break out loop body. Check symbols referenced by
3537 (Symbol_table::add_undefined_symbol_from_command_line): New
3538 function broken out of
3539 do_add_undefined_symbols_from_command_line.
3540 * symtab.h (class Symbol_table): Update declarations.
3541 * archive.cc: Include "layout.h".
3542 (Archive::should_include_member): Add layout parameter. Change
3543 all callers. Check for symbol mentioned in expression.
3544 * archive.h (class Archive): Update declaration.
3545 * object.cc (Sized_relobj::do_should_include_member): Add layout
3547 * object.h (Object::should_include_member): Add layout parameter.
3549 (Object::do_should_include_member): Add layout parameter.
3550 (class Sized_relobj): Update declaration.
3551 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3553 * dynobj.h (class Sized_dynobj): Update declaration.
3554 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3556 * plugin.h (class Sized_pluginobj): Update declaration.
3558 2010-08-02 Ian Lance Taylor <iant@google.com>
3561 * output.cc (Output_segment::set_offset): Search for the first and
3562 last sections rather than assuming that the list is in order.
3563 (Output_segment::find_first_and_last_list): New function.
3564 * output.h (class Output_segment): Update declarations.
3565 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3566 (relro_strip_test_SOURCES): New variable.
3567 (relro_strip_test_DEPENDENCIES): New variable.
3568 (relro_strip_test_LDFLAGS): New variable.
3569 (relro_strip_test_LDADD): New variable.
3570 (relro_strip_test.so): New target.
3572 2010-08-02 Ian Lance Taylor <iant@google.com>
3574 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3575 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3576 (Target_i386::got_tlsdesc_section): New function.
3577 (Target_i386::got_section): Create space for GOT entries for
3578 TLSDESC relocations.
3579 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3581 (Target_i386::Scan::global): Likewise.
3582 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3584 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3585 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3586 (Target_x86_64::got_tlsdesc_section): New function.
3587 (Target_x86_64::got_section): Create space for GOT entries for
3588 TLSDESC relocations.
3589 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3591 (Target_x86_64::Scan::global): Likewise.
3592 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3595 2010-08-02 Ian Lance Taylor <iant@google.com>
3597 * testsuite/final_layout.sh: Use dc to convert from hex to
3600 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3602 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3603 paramter to the call to gold::gc_process_relocs.
3604 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3605 paramter to the call to gold::gc_process_relocs.
3606 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3607 parameter to the call to gold::gc_process_relocs.
3608 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3609 template parameter to the call to gold::gc_process_relocs.
3610 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3611 paramter to the call to gold::gc_process_relocs.
3612 * gc.h (get_embedded_addend_size): New function.
3613 (gc_process_relocs): Save the size of the reloc for use by ICF.
3614 * icf.cc (get_section_contents): Get the addend from the text section
3615 for SHT_REL relocation sections.
3616 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3617 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3618 * int_encoding.h (read_from_pointer): New overloaded function.
3619 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3620 * testsuite/icf_sht_rel_addend_test.sh: New file.
3621 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3622 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3624 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3626 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3627 * Makefile.in: Regenerate.
3628 * testsuite/Makefile.in: Regenerate.
3630 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3632 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3633 * gold/testsuite/debug_msg.cc: Likewise.
3634 * gold/testsuite/odr_violation1.cc
3635 * gold/testsuite/odr_violation2.cc
3637 2010-07-21 Cary Coutant <ccoutant@google.com>
3639 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3640 string, and length fields.
3641 (Output_merge_string::Merged_strings_list): New type.
3642 (Output_merge_string::Merged_strings_lists): New typedef.
3643 (Output_merge_string): Replace merged_strings_ with
3644 merged_strings_lists_.
3645 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3646 Merged_strings_list per input object and section. Don't store pointer
3647 to the string. Don't store length with each merged string entry.
3648 (Output_merge_string::finalize_merged_data): Loop over list of merged
3649 strings lists. Recompute length of each merged string.
3651 2010-07-15 Cary Coutant <ccoutant@google.com>
3653 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3656 2010-07-14 Ian Lance Taylor <iant@google.com>
3658 * descriptors.cc (Descriptors::open): Report correct name in error
3661 2010-07-13 Doug Kwan <dougkwan@google.com>
3663 * arm.cc (Arm_input_section::Arm_input_section): For a
3664 SHT_ARM_EXIDX section, always keeps the input sections.
3665 (Arm_input_section::set_exidx_section_link): New method.
3666 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3667 has_errors_ to false.
3668 (Arm_exidx_input_section::has_errors,
3669 Arm_exidx_input_section::set_has_errors): New methods.
3670 (Arm_exidx_input_section::has_errors_): New data member.
3671 (Arm_relobj::get_exidx_shndx_list): New method.
3672 (Arm_output_section::append_text_sections_to_list): Do not skip
3673 section without SHF_EXECINSTR.
3674 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3676 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3677 section header. Make error messages more verbose. Check for
3678 a non-executable section linked to an EXIDX section.
3679 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3680 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3681 check that there is no deferred EXIDX section if we exit early.
3682 Instead of not making an EXIDX section in case of an error, make one
3683 and set the has_errors flag of it.
3684 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3685 in a relocatable link.
3686 (Target_arm::do_relax): Look for the EXIDX output section instead of
3687 assuming that it is called .ARM.exidx.
3688 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3689 section list. Do not check for SHF_EXECINSTR section flags but
3690 skip any input section with errors.
3691 * output.cc (Output_section::Output_section): Initialize
3692 always_keeps_input_sections_ to false.
3693 (Output_section::add_input_section): Check for
3694 always_keeps_input_sections_.
3695 * output.h (Output_section::always_keeps_input_sections,
3696 Output_section::set_always_keeps_input_sections): New methods.
3697 (Output_section::always_keeps_input_sections): New data member.
3699 2010-07-13 Rafael Espindola <espindola@google.com>
3701 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3702 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3704 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3705 Ian Lance Taylor <iant@google.com>
3707 * output.h (Output_section_lookup_maps::add_merge_section):
3708 Correct check of whether value was inserted.
3709 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3710 (Output_section_lookup_maps::add_relaxed_input_section):
3712 * arm.cc (Target_arm::got_section): Remove used local os.
3713 * i386.cc (Target_i386::got_section): Likewise.
3714 * x86_64.cc (Target_x86_64::got_section): Likewise.
3715 * sparc.cc (Target_sparc::got_section): Likewise.
3716 (Target_sparc::relocate): Remove unused local have_got_offset.
3717 * powerpc.cc (Target_powerpc::relocate): Likewise.
3719 2010-07-13 Ian Lance Taylor <iant@google.com>
3721 * compressed_output.cc (zlib_decompress): Fix signature in
3724 * archive.cc (Archive::include_member): Unlock an external member
3725 of a thin archive. Don't bother to delete an object we know is
3728 2010-07-12 Cary Coutant <ccoutant@google.com>
3730 * compressed_output.cc (zlib_decompress): New function.
3731 (get_uncompressed_size): New function.
3732 (decompress_input_section): New function.
3733 * compressed_output.h (get_uncompressed_size): New function.
3734 (decompress_input_section): New function.
3735 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3736 Handle compressed debug sections.
3737 * layout.cc (is_compressed_debug_section): New function.
3738 (Layout::output_section_name): Map compressed section names to
3740 * layout.h (is_compressed_debug_section): New function.
3741 (is_debug_info_section): Recognize compressed debug sections.
3742 * merge.cc: Include compressed_output.h.
3743 (Output_merge_data::do_add_input_section): Handle compressed
3745 (Output_merge_string::do_add_input_section): Handle compressed
3747 * object.cc: Include compressed_output.h.
3748 (Sized_relobj::Sized_relobj): Initialize new data members.
3749 (build_compressed_section_map): New function.
3750 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3751 * object.h (Object::section_is_compressed): New method.
3752 (Object::do_section_is_compressed): New method.
3753 (Sized_relobj::Compressed_section_map): New type.
3754 (Sized_relobj::do_section_is_compressed): New method.
3755 (Sized_relobj::compressed_sections_): New data member.
3756 * output.cc (Output_section::add_input_section): Handle compressed
3758 * reloc.cc: Include compressed_output.h.
3759 (Sized_relobj::write_sections): Handle compressed debug sections.
3761 2010-07-08 Cary Coutant <ccoutant@google.com>
3763 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3764 weak when resolving to a dynamic def.
3765 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3766 for weak undef/dynamic def cases. Adjust callers.
3767 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3768 undef_binding_weak_.
3769 (Symbol_table::sized_write_globals): Adjust symbol binding.
3770 (Symbol_table::sized_write_symbol): Add binding parameter.
3771 * symtab.h (Symbol::set_undef_binding): New method.
3772 (Symbol::is_undef_binding_weak): New method.
3773 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3774 (Symbol_table::should_override): Add new parameter.
3775 (Symbol_table::sized_write_symbol): Add new parameter.
3777 * testsuite/weak_undef_file1.cc: Add new test case.
3778 * testsuite/weak_undef_file2.cc: Fix header comment.
3779 * testsuite/weak_undef_test.cc: Add new test case.
3781 2010-06-29 Doug Kwan <dougkwan@google.com>
3783 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3784 Initialize USE_SYMBOL_.
3785 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3787 (Arm_reloc_property::uses_symbol_): New data member declaration.
3788 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3789 uses symbol value and symbol is undefined but not weakly undefined.
3791 2010-06-28 Rafael Espindola <espindola@google.com>
3793 * plugin.cc (Plugin::load): Use dlerror.
3795 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3797 * symtab.cc (detect_odr_violations): When reporting an ODR
3798 violation, report an object where the symbol is defined.
3800 2010-06-25 Doug Kwan <dougkwan@google.com>
3802 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3803 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3805 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3806 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3807 target hook to detect function points.
3808 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3809 * icf.h (Icf::check_section_for_function_pointers): Change type of
3810 parameter SECTION_NAME to const reference to std::string. Use
3811 target hook to determine if section may have unsafe pointers.
3812 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3815 2010-06-21 Rafael Espindola <espindola@google.com>
3817 * fileread.cc (Input_file::find_fie): New
3818 (Input_file::open): Use Input_file::find_fie.
3819 * fileread.h (Input_file::find_fie): New
3820 * plugin.cc (set_extra_library_path): New.
3821 (Plugin::load): Add set_extra_library_path to the transfer vector.
3822 (Plugin_manager::set_extra_library_path): New.
3823 (Plugin_manager::add_input_file): Use the extra search path if set.
3824 (set_extra_library_path(): New.
3825 * plugin.h (Plugin_manager): Add set_extra_library_path and
3828 2010-06-19 Cary Coutant <ccoutant@google.com>
3830 * layout.cc (gdb_sections): Add .debug_types.
3831 (lines_only_debug_sections): Likewise.
3833 2010-06-18 Rafael Espindola <espindola@google.com>
3835 * plugin.cc (add_input_file,add_input_library)
3836 (Plugin_manager::add_input_file): Make filename arguments const.
3837 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3840 2010-06-16 Doug Kwan <dougkwan@google.com>
3842 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3843 .ARM.attributes section if we have not merged any input
3844 attributes sections.
3846 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3848 * arm.cc: Allow combining objects with no EABI version
3851 2010-06-15 Rafael Espindola <espindola@google.com>
3853 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3855 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3857 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3858 (struct iovec): Correct !HAVE_READV definition.
3860 2010-06-10 Cary Coutant <ccoutant@google.com>
3862 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3863 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3865 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3868 * symtab.h (Symbol::is_placeholder): New member function.
3869 * target-reloc.h (relocate_section): Check for placeholder symbols.
3871 * testsuite/Makefile.am (plugin_test_8): New test.
3872 (plugin_test_9): New test.
3873 * testsuite/Makefile.in: Regenerate.
3875 2010-06-09 Nick Clifton <nickc@redhat.com>
3877 * yyscript.y (input_list_element): Allow strings prefixed with
3878 the '-' character. Treat these as libraries.
3879 * script.cc (script_add_library): New function. Adds a library
3880 specified by "-l<name>" found in an input script.
3881 * script-c.h: Add prototype for script_add_library.
3883 2010-06-07 Doug Kwan <dougkwan@google.com>
3885 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3886 Restrict stub-group size to be within long conditional branch
3887 range when working around cortex-A8 erratum.
3889 2010-06-07 Damien Diederen <dd@crosstwine.com>
3891 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3894 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3898 (Output_section::Input_section_sort_entry::compare_section_ordering):
3899 Change to return non-zero correctly.
3900 (Output_section::Input_section_sort_section_order_index_compare
3901 ::operator()): Change to fix ambiguity in comparisons.
3903 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3905 * gold.h (is_wildcard_string): New function.
3906 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3907 (Layout::layout_eh_frame): Ditto.
3908 (Layout::find_section_order_index): New method.
3909 (Layout::read_layout_from_file): New method.
3910 * layout.h (Layout::find_section_order_index): New method.
3911 (Layout::read_layout_from_file): New method.
3912 (Layout::input_section_position_): New private member.
3913 (Layout::input_section_glob_): New private member.
3914 * main.cc (main): Call read_layout_from_file here.
3915 * options.h (--section-ordering-file): New option.
3916 * output.cc (Output_section::input_section_order_specified_): New
3918 (Output_section::Output_section): Initialize new member.
3919 (Output_section::add_input_section): Add new parameter.
3920 Keep input sections when --section-ordering-file is used.
3921 (Output_section::set_final_data_size): Sort input sections when
3922 section ordering file is specified.
3923 (Output_section::Input_section_sort_entry): Add new parameter.
3925 (Output_section::Input_section_sort_entry::compare_section_ordering):
3927 (Output_section::Input_section_sort_compare::operator()): Change to
3928 consider section_order_index.
3929 (Output_section::Input_section_sort_init_fini_compare::operator()):
3930 Change to consider section_order_index.
3931 (Output_section::Input_section_sort_section_order_index_compare
3932 ::operator()): New method.
3933 (Output_section::sort_attached_input_sections): Change to sort
3934 according to section order when specified.
3935 (Output_section::add_input_section<32, true>): Add new parameter.
3936 (Output_section::add_input_section<64, true>): Add new parameter.
3937 (Output_section::add_input_section<32, false>): Add new parameter.
3938 (Output_section::add_input_section<64, false>): Add new parameter.
3939 * output.h (Output_section::add_input_section): Add new parameter.
3940 (Output_section::input_section_order_specified): New
3942 (Output_section::set_input_section_order_specified): New method.
3943 (Input_section::Input_section): Initialize section_order_index_.
3944 (Input_section::section_order_index): New method.
3945 (Input_section::set_section_order_index): New method.
3946 (Input_section::section_order_index_): New member.
3947 (Input_section::Input_section_sort_section_order_index_compare): New
3949 (Output_section::input_section_order_specified_): New member.
3950 * script-sections.cc (is_wildcard_string): Delete and move modified
3952 (Output_section_element_input::Output_section_element_input): Modify
3953 call to is_wildcard_string.
3954 (Output_section_element_input::Input_section_pattern
3955 ::Input_section_pattern): Ditto.
3956 (Output_section_element_input::Output_section_element_input): Ditto.
3957 * testsuite/Makefile.am (final_layout): New test case.
3958 * testsuite/Makefile.in: Regenerate.
3959 * testsuite/final_layout.cc: New file.
3960 * testsuite/final_layout.sh: New file.
3962 2010-06-01 Rafael Espindola <espindola@google.com>
3964 * plugin.cc (Plugin::load): Pass the output name to the plugin.
3966 2010-06-01 Rafael Espindola <espindola@google.com>
3968 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
3969 visibility of symbols.
3971 2010-05-27 Doug Kwan <dougkwan@google.com>
3973 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
3974 from start of output section instead of address for a local symbol
3975 in a merged or relaxed section when doing a relocatable link.
3977 2010-05-26 Rafael Espindola <espindola@google.com>
3980 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
3981 adding sections the garbage collector removed.
3982 * gold/testsuite/Makefile.am: Add test.
3983 * gold/testsuite/Makefile.in: Regenerate.
3984 * gold/testsuite/plugin_test_7.sh: New.
3985 * gold/testsuite/plugin_test_7_1.c: New.
3986 * gold/testsuite/plugin_test_7_2.c: New.
3988 2010-05-26 Rafael Espindola <espindola@google.com>
3990 * script-sections.cc (Output_section_definition::set_section_addresses):
3991 Check for --section-start.
3993 2010-05-26 Doug Kwan <dougkwan@google.com>
3995 * arm.cc (Arm_scan_relocatable_relocs): New class.
3996 (Target_arm::relocate_special_relocatable): New method.
3997 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
3998 (Arm_relocate_functions::thumb_branch_common): Same.
3999 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4000 instead of Default_scan_relocatable_relocs.
4001 * target-reloc.h (relocate_for_relocatable): Let target handle
4002 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4003 * target.h (Sized_target::relocate_special_relocatable): New method.
4005 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4007 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4009 2010-05-23 Doug Kwan <dougkwan@google.com>
4011 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4013 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4014 with a direct branch, not a conditional branch, to a stub.
4015 * merge.cc (Output_merge_base::record_input_section): New method
4017 (Output_merge_data::do_add_input_section): Record input section if
4018 keeps-input-sections flag is set.
4019 (Output_merge_string::do_add_input_section): Ditto.
4020 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4021 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4023 (Output_merge_base::keeps_input_sections,
4024 Output_merge_base::set_keeps_input_sections,
4025 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4027 (Output_merge_base::Input_sections): New type declaration.
4028 (Output_merge_base::input_sections_begin,
4029 Output_merge_base::input_sections_end,
4030 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4031 (Output_merge_base::bool keeps_input_sections_,
4032 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4033 Output_merge_base::input_sections_): New data members.
4034 (Output_merge_data::do_set_keeps_input_sections): New method
4036 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4037 * output.cc (Output_section::Input_section::relobj): Move method
4038 defintion from class declaration to here and handle merge sections.
4039 (Output_section::Input_section::shndx): Ditto.
4040 (Output_section::Output_section): Remove initializations of removed
4041 data members and initialize new data member LOOKUP_MAPS_.
4042 (Output_section::add_input_section): Set keeps-input-sections flag
4043 for a newly created merge output section as appropriate. Adjust code
4044 to use Output_section_lookup_maps class.
4045 (Output_section::add_relaxed_input_section): Adjst code for lookup
4046 maps code refactoring.
4047 (Output_section::add_merge_input_section): Add a new parameter
4048 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4049 class. If adding input section to a newly created merge output
4050 section fails, remove the new merge section.
4051 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4052 Adjust code for use of the Output_section_lookup_maps class.
4053 (Output_section::find_merge_section): Ditto.
4054 (Output_section::build_lookup_maps): New method defintion.
4055 (Output_section::find_relaxed_input_section): Adjust code to use
4056 Output_section_lookup_maps class.
4057 (Output_section::get_input_sections): Export merge sections. Adjust
4058 code to use Output_section_lookup_maps class.
4059 (Output_section:::add_script_input_section): Adjust code to use
4060 Output_section_lookup_maps class. Update lookup maps for merge
4062 (Output_section::discard_states): Use Output_section_lookup_maps.
4063 (Output_section::restore_states): Same.
4064 * output.h (Merge_section_properties): Move class defintion out of
4066 (Output_section_lookup_maps): New class.
4067 (Output_section::Input_section::is_merge_section): New method
4069 (Output_section::Input_section::relobj): Move defintion out of class
4070 defintion. Declare method only.
4071 (Output_section::Input_section::shndx): Ditto.
4072 (Output_section::Input_section::output_merge_base): New method defintion.
4073 (Output_section::Input_section::u2_.pomb): New union field.
4074 (Output_section::Merge_section_by_properties_map,
4075 Output_section::Output_section_data_by_input_section_map,
4076 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4078 (Output_section::add_merge_input_section): Add new parameter
4079 KEEPS_INPUT_SECTIONS.
4080 (Output_section::build_lookup_maps): New method declaration.
4081 (Output_section::merge_section_map_,
4082 Output_section::merge_section_by_properties_map_,
4083 Output_section::relaxed_input_section_map_,
4084 Output_section::is_relaxed_input_section_map_valid_): Remove data
4086 (Output_section::lookup_maps_): New data member.
4088 2010-05-21 Doug Kwan <dougkwan@google.com>
4091 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4092 avoid a compilation error.
4094 2010-05-19 Rafael Espindola <espindola@google.com>
4096 * script-sections.cc (Output_section_definition::allocate_to_segment):
4097 Update the phdrs_list even when the output section is NULL.
4098 * testsuite/Makefile.am: Add test.
4099 * testsuite/Makefile.in: Regenerate.
4100 * testsuite/script_test_9.cc: New.
4101 * testsuite/script_test_9.sh: New.
4102 * testsuite/script_test_9.t: New.
4104 2010-05-19 Doug Kwan <dougkwan@google.com>
4106 * arm.cc (Arm_input_section::original_size): New method.
4107 (Arm_input_section::do_addralign): Add a cast.
4108 (Arm_input_section::do_output_offset): Remove static cast.
4109 (Arm_input_section::original_addralign,
4110 Arm_input_section::original_size_): Change type to uint32_t.
4111 (Arm_input_section::init): Add safe casts for section alignment
4113 (Arm_input_section::set_final_data_size): Do not set address and
4114 offset of stub table.
4115 (Arm_output_section::fix_exidx_coverage): Change use of of
4116 Output_section::Simple_input_section to that of
4117 Output_section::Input_section.
4118 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4119 except for the first pass.
4120 * output.cc (Output_section::get_input_sections): Change type of
4121 input_sections to std::list<Input_section>.
4122 (Output_section::add_script_input_section): Rename from
4123 Output_section::add_simple_input_section. Change type of SIS
4124 parameter from Simple_input_section to Input_section.
4125 * output.h (Output_section::Simple_input_section): Remove class.
4126 (Output_section::Input_section): Change class visibility to public.
4127 (Output_section::Input_section::addralign): Use stored alignments
4128 for special input sections if set.
4129 (Output_section::Input_section::set_addralign): New method.
4130 (Output_section::get_input_sections): Change parameter type from
4131 list of Simple_input_section to list of Input_section.
4132 (Output_section::add_script_input_section): Rename from
4133 Output_section::add_simple_input_section. Change first parameter's
4134 type from Simple_input_section to Input_section and remove the
4135 second and third parameters.
4136 * script-sections.cc (Input_section::Input_section_list): Change
4137 type to list of Output_section::Input_section/
4138 (Input_section_info::Input_section_info): Change parameter type of
4139 INPUT_SECTION to Output_section::Input_section.
4140 (Input_section_info::input_section): Change return type.
4141 (Input_section_info::input_section_): Change type to
4142 Output_section::Input_section.
4143 (Output_section_element_input::set_section_addresses): Adjust code
4144 to use Output_section::Input_section instead of
4145 Output_section::Simple_input_section. Adjust code for renaming
4146 of Output_section::add_simple_input_section.
4147 (Orphan_output_section::set_section_addresses): Ditto.
4149 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4151 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4152 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4154 2010-05-18 Rafael Espindola <espindola@google.com>
4156 * options.cc (General_options::finalize): Handle -nostdlib.
4157 * options.h (nostdlib): New option.
4158 * script.cc (script_add_search_dir): Handle -nostdlib.
4160 2010-05-12 Doug Kwan <dougkwan@google.com>
4162 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4163 attributes section only if there no attributes section after merging.
4164 (Target_arm::merge_object_attributes): Move value of
4165 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4166 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4167 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4168 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4169 and arm_attr_merge_7.stdout.
4170 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4171 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4172 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4173 arm_attr_merge_7b.o): New rules.
4174 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4176 * testsuite/Makefile.in: Regenerate.
4177 * testsuite/arm_attr_merge.sh: New file.
4178 * testsuite/arm_attr_merge_[67][ab].s: Same.
4180 2010-05-05 Nick Clifton <nickc@redhat.com>
4182 * po/es.po: Updated Spanish translation.
4184 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4186 * Makefile.am (install-exec-local): Properly install gold as
4187 default cross linker.
4188 * Makefile.in: Regenerated.
4190 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4191 Nick Clifton <nickc@redhat.com>
4193 * configure.ac (install_as_default): Define and set to false
4194 unless --enable-gold or --enable-gold=both/gold has been
4196 * configure: Regenerate.
4198 * Makefile.am (install-exec-local): Install the executable as
4199 'ld.gold'. If install_as_default is true then also install it as
4201 * Makefile.in: Regenerated.
4203 2010-04-24 Ian Lance Taylor <iant@google.com>
4205 * layout.cc (Layout::layout_reloc): In relocatable link don't
4206 combine reloc sections for grouped sections.
4208 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4210 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4211 sections that are not ordinary to icf.
4212 * icf.cc (get_section_contents): Handle relocation pointing to section
4213 with no object or shndx information.
4214 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4215 * testsuite/Makefile.in: Regenerate.
4216 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4217 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4219 2010-04-22 Ian Lance Taylor <iant@google.com>
4221 * expression.cc (Expression::Expression_eval_info): Add
4222 result_alignment_pointer field.
4223 (Expression::eval_with_dot): Add result_alignment_pointer
4224 parameter. Change all callers.
4225 (Expression::eval_maybe_dot): Likewise.
4226 (class Binary_expression): Add alignment_pointer parameter to
4227 left_value and right_value. Change all callers.
4228 (BINARY_EXPRESSION): Set result alignment.
4229 (class Trinary_expression): Add alignment_pointer parameter to
4230 arg2_value and arg3_value. Change all callers.
4231 (Trinary_cond::value): Set result alignment.
4232 (Max_expression::value, Min_expression::value): Likewise.
4233 (Align_expression::value): Likewise.
4234 * script-sections.cc (class Sections_element): Add dot_alignment
4235 parameter to set_section_addresses virtual function. Update
4237 (class Output_section_element): Likewise.
4238 (Script_sections::create_segments): Add dot_alignment parameter.
4240 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4241 (Script_sections::set_phdrs_clause_addresses): Likewise.
4242 * script-sections.h: Update declarations.
4243 * script.h: Update declarations.
4244 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4246 * testsuite/script_test_3.t: Set large alignment.
4247 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4248 segment has expected alignment.
4250 2010-04-22 Nick Clifton <nickc@redhat.com>
4252 * po/gold.pot: Updated by the Translation project.
4253 * po/vi.po: Updated Vietnamese translation.
4255 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4257 * testsuite/Makefile.am (check_PROGRAMS): Add
4258 icf_virtual_function_folding_test.
4259 * testsuite/Makefile.in: Regenerated.
4261 2010-04-15 Andrew Haley <aph@redhat.com>
4263 * options.h (merge_exidx_entries): New option.
4264 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4265 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4266 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4267 (Target_arm::merge_exidx_entries): New function.
4268 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4269 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4270 to Arm_exidx_fixup constructor.
4271 Add new arg, merge_exidx_entries.
4272 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4273 Arm_output_section::fix_exidx_coverage.
4275 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4277 * icf.cc (get_section_contents): Check for preemptible functions.
4278 Ignore addend when appropriate.
4279 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4281 (add_from_relobj): Check for section folded.
4282 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4283 * symtab.h (should_add_dynsym_entry): Add new parameter.
4284 * target-reloc.h (scan_relocs): Check for section folded.
4285 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4286 Check reloc types for function pointers in shared objects.
4287 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4289 (icf_preemptible_functions_test): New test case.
4290 (icf_string_merge_test): New test case.
4291 * testsuite.Makefile.in: Regenerate.
4292 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4293 bar_glob. Refactor code.
4294 * testsuite/icf_preemptible_functions_test.cc: New file.
4295 * testsuite/icf_preemptible_functions_test.sh: New file.
4296 * testsuite/icf_string_merge_test.cc: New file.
4297 * testsuite/icf_string_merge_test.sh: New file.
4298 * testsuite/icf_virtual_function_folding_test.cc: New file.
4299 * testsuite/icf_virtual_function_folding_test.sh: New file.
4301 2010-04-14 Doug Kwan <dougkwan@google.com>
4303 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4304 for local symbol recounting if we remove a section due to ICF.
4305 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4306 there are no regular objects in input.
4308 2010-04-13 Doug Kwan <dougkwan@google.com>
4310 * arm.cc (Arm_input_section::set_final_data_size): Compute
4311 accurate final data size instead of using current data size.
4313 2010-04-09 Doug Kwan <dougkwan@google.com>
4315 * layout.cc (Layout::choose_output_section): Handle script section
4317 (Layout::make_output_section_for_script): Add section type parameter.
4318 Handle script section types.
4319 * layout.h (Layout::make_output_section_for_script): Add section
4321 * output.cc (Output_section::Output_section): Initialize data member
4323 (Output_section::do_reset_address_and_file_offset): Do not set address
4324 to 0 if section is a NOLOAD section.
4325 * output.h (Output_section::is_noload): New method.
4326 (Output_section::set_is_noload): Ditto.
4327 (Output_section::is_noload_): New data member.
4328 * script-c.h (Script_section_type): New enum type.
4329 (struct Parser_output_section_header): Add new file section_type.
4330 * script-sections.cc (Sections_element::output_section_name): Add
4331 parameter for returning script section type.
4332 (Output_section_definition::output_section_name): Ditto.
4333 (Output_section_definition::section_type)P; New method.
4334 (Output_section_definiton::script_section_type_name): Ditto.
4335 (Output_section_definition::script_section_type_): New data member.
4336 (Output_section_definition::Output_section_definition): Initialize
4337 data member Output_section_definition::script_section_type_.
4338 (Output_section_definition::create_sections): Pass script section type
4339 to Layout::make_output_section_for_script.
4340 (Output_section_definition::output_section_name): Return script
4341 section type to caller.
4342 (Output_section_definition::set_section_address): Do not advance
4343 dot value and load address if section type is NOLOAD. Set address
4344 of NOLOAD sections regardless of section flags.
4345 (Output_section_definition::print): Print section type if it is
4346 not SCRIPT_SECTION_TYPE_NONE.
4347 (Output_section_definition::section_type): New method.
4348 (Output_section_definition::script_section_type_name): Ditto.
4349 (Script_sections::output_section_name): Add new parameter
4350 PSECTION_TYPE for returning script section type. Pass it to
4351 section elements. Handle discard sections.
4352 (Sort_output_sections::operator()): Handle NOLOAD sections.
4353 * script-sections.h (Script_sections::Section_type): New enum type.
4354 (Script_sections::output_section_name): Add a new parameter for
4355 returning script section type.
4356 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4358 * yyscript.y (union): Add new field SECTION_TYPE.
4359 (COPY, DSECT, INFO, NOLOAD): New tokens.
4360 (opt_address_and_section_type): Change type to output_section_header.
4361 (section_type): New non-terminal
4362 (section_header): Handle section type.
4363 (opt_address_and_section_type): Return section type value.
4365 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4367 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4368 * testsuite/plugin_common_test_2.c (foo): Likewise.
4370 2010-04-08 Doug Kwan <dougkwan@google.com>
4372 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4374 * output.cc (Output_section::add_merge_input_section): Simplify
4375 code and return status of Output_merge_base::add_input_section.
4376 Update merge section map only if Output_merge_base::add_input_section
4379 2010-04-07 Doug Kwan <dougkwan@google.com>
4381 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4382 if section is marked as containing instructions but has no mapping
4384 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4385 correct section index.
4386 (Arm_relobj::find_linked_text_section): Ditto.
4388 2010-04-07 Cary Coutant <ccoutant@google.com>
4390 * archive.cc (include_member): Destroy Read_symbols_data object before
4392 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4393 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4394 (Read_symbols_data::~Read_symbols_data) New destructor.
4395 (Section_relocs::Section_relocs) New constructor.
4396 (Section_relocs::~Section_relocs) New destructor.
4397 (Read_relocs_data::Read_relocs_data) New constructor.
4398 (Read_relocs_data::~Read_relocs_data) New destructor.
4399 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4400 pointers to NULL after deleting.
4402 2010-04-07 Doug Kwan <dougkwan@google.com>
4404 * arm.cc: Replace "endianity" with "endianness" in comments.
4405 (Arm_exidx_cantunwind): Ditto.
4406 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4407 (Arm_relobj::merge_flags_and_attributes): New method.
4408 (Arm_relobj::merge_flags_and_attributes_): New data member.
4409 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4410 (Arm_relobj::scan_sections_for_stubs): Ditto.
4411 (Arm_relobj::do_read_symbols): Check to see if we really want to
4412 merge processor-specific flags and attributes. Exit early if
4413 an object is empty except for section names and the undefined symbol.
4414 (Target_arm::do_finalize_sections): Move check for ELF format to
4415 Arm_relobj::do_read_symbols. Merge processor specific flags and
4416 attributes from a regular object only when we have determined that
4417 it is aapropriate. Do not create an .ARM.attributes section in
4418 output if there is no regular input object.
4419 (Target_arm::merge_processor_specific_flags): Check
4420 --warn-mismatch before printing any error.
4421 (Target_arm::merge_object_attributes): Ditto.
4422 * gold.cc (queue_middle_tasks): Handle the case in which there is
4423 no regular object in input.
4424 * options.cc (General_options::parse_EB): New method.
4425 (General_options::parse_EL): Same.
4426 (General_options::General_options): Initialize endianness_.
4427 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4429 (General_options::Endianness): New enum.
4430 (General_options::endianness): New method.
4431 (General_options::endianness_): New data member.
4432 * parameters.cc (Parameters::set_options): Check target endianness.
4433 (Parameters::set_target_once): Ditto.
4434 (Parameters::check_target_endianness): New method.
4435 (parameters_force_valid_target): If either -EL or -EB is specified,
4436 use it to define endianness of default target.
4437 * parameters.h (Parameters::check_target_endianness): New method
4439 * target.h (class Target): Change "endianity" to "endianness"
4442 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4444 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4445 * configure: Regenerate.
4446 * Makefile.in: Regenerate.
4447 * testsuite/Makefile.in: Regenerate.
4449 2010-04-06 Cary Coutant <ccoutant@google.com>
4452 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4453 prevailing definitions of common symbols.
4454 * testsuite/plugin_test_6.sh: New test case.
4455 * testsuite/plugin_common_test_1.c: New test case.
4456 * testsuite/plugin_common_test_2.c: New test case.
4457 * testsuite/Makefile.am (plugin_test_6): New test case.
4458 * testsuite/Makefile.in: Regenerate.
4460 2010-04-06 Nick Clifton <nickc@redhat.com>
4462 * po/vi.po: New Vietnamese translation.
4464 2010-03-30 Doug Kwan <dougkwan@google.com>
4466 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4468 2010-03-25 Doug Kwan <dougkwan@google.com>
4470 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4471 to avoid a conversion warning on a 32-bit host.
4473 2010-03-24 Ian Lance Taylor <iant@google.com>
4475 * testsuite/script_test_3.t: Add a TLS segment.
4476 * testsuite/Makefile.am (check_PROGRAMS): Add
4477 tls_phdrs_script_test.
4478 (tls_phdrs_script_test_SOURCES): Define.
4479 (tls_phdrs_script_test_DEPENDENCIES): Define.
4480 (tls_phdrs_script_test_LDFLAGS): Define.
4481 (tls_phdrs_script_test_LDADD): Define.
4482 * testsuite/Makefile.in: Rebuild.
4484 2010-03-23 Cary Coutant <ccoutant@google.com>
4486 * fileread.cc (find_or_make_view): Fix comment.
4488 2010-03-23 Ian Lance Taylor <iant@google.com>
4490 * script-sections.cc (class Orphan_section_placement): Define
4491 PLACE_TLS and PLACE_TLS_BSS.
4492 (Orphan_section_placement::Orphan_section_placement): Initialize
4494 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4495 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4496 (tls_script_test_SOURCES): Define.
4497 (tls_script_test_DEPENDENCIES): Define.
4498 (tls_script_test_LDFLAGS): Define.
4499 (tls_script_test_LDADD): Define.
4500 * testsuite/Makefile.in: Rebuild.
4502 2010-03-22 Doug Kwan <dougkwan@google.com>
4504 * arm.cc (Arm_relocate_functions::abs8,
4505 Arm_relocate_functions::abs16): Use correct check for overflow
4506 specified in the ARM ELF specs.
4507 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4508 target of a BLX instruction specially.
4509 (Reloc_stub::stub_type_for_reloc): Ditto.
4510 (Relocate::relocate): Use symbolic names instead of numeric relocation
4511 codes to report error.
4512 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4514 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4515 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4516 thumb2_blx_out_of_range.stdout
4517 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4518 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4519 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4520 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4521 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4522 thumb2_blx_in_range, thumb2_blx_in_range.o,
4523 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4524 thumb2_blx_out_of_range.o): New rules.
4525 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4526 thumb2_blx_in_range and thumb2_blx_out_of_range.
4527 * testsuite/Makefile.in: Regenerate.
4528 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4529 * testsuite/thumb_blx_in_range.s: New file.
4530 * testsuite/thumb_blx_out_of_range.s: New file.
4532 2010-03-22 Rafael Espindola <espindola@google.com>
4534 * archive.cc (Should_include): Move to archive.h.
4535 (should_include_member): Make it a member of Archive.
4537 (Add_lib_group_symbols): New.
4538 * archive.h: Include options.h.
4539 (Archive_member): Moved from Archive.
4540 (Should_include): Moved from archive.cc.
4542 (Add_lib_group_symbols): New.
4543 * dynobj.cc (do_should_include_member): New.
4544 * dynobj.h (do_should_include_member): New.
4545 * gold.cc (queue_initial_tasks): Update call to queue.
4546 * main.cc (main): Print lib group stats.
4547 * object.cc (do_should_include_member): New.
4548 * object.h: Include archive.h.
4549 (Object::should_include_member): New.
4550 (Object::do_should_include_member): New.
4551 (Sized_relobj::do_should_include_member): New.
4552 * options.cc (General_options::parse_start_lib): New.
4553 (General_options::parse_end_lib): New.
4554 (Input_arguments::add_file): Handle lib groups.
4555 (Input_arguments::start_group): Check we are not in a lib.
4556 (Input_arguments::start_lib): New.
4557 (Input_arguments::end_lib): New.
4558 * options.h (General_options): Add start_lib and end_lib.
4559 (Input_argument::lib_): New.
4560 (Input_argument::lib): New.
4561 (Input_argument::is_lib): New.
4562 (Input_file_lib): New.
4563 (Input_arguments::in_lib_): New.
4564 (Input_arguments::in_lib): New.
4565 (Input_arguments::start_lib): New.
4566 (Input_arguments::end_lib_): New.
4567 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4568 in unused members as preempted.
4569 (Sized_pluginobj::do_should_include_member): New.
4570 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4571 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4573 (Read_symbols::do_whole_lib_group): New.
4574 (Read_symbols::do_lib_group): New.
4575 (Read_symbols::do_read_symbols): Handle lib groups.
4576 (Read_symbols::get_name): Handle lib groups.
4577 * readsyms.h (Read_symbols): Add an archive member pointer.
4578 (Read_symbols::do_whole_lib_group): New.
4579 (Read_symbols::do_lib_group): New.
4580 (Read_symbols::member_): New.
4581 * script.cc (read_input_script): Update call to queue_soon.
4583 2010-03-19 Doug Kwan <dougkwan@google.com>
4585 * arm.cc (Stub_table::Stub_table): Initialize new data members
4586 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4587 (Stub_table::add_reloc_stub): Assign stub offset and update
4588 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4589 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4591 (Stub_table::update_data_size_and_addralign): Use
4592 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4593 instead of going over all reloc stubs.
4594 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4595 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4596 Stringpool_template::offset_ to size of Stringpool_char.
4597 (Stringpool_template::new_key_offset): Remove code to initialize
4598 Stringpool_template::offset_.
4599 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4600 Stringpool_template::offset_ to zero.
4602 2010-03-15 Doug Kwan <dougkwan@google.com>
4604 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4606 (Stringpool_template::new_key_offset): New method.
4607 (Stringpool_template::add_string): Assign offsets when adding new
4609 (Stringpool_template::set_string_offsets): Do not set string offsets
4610 when not optimizing.
4611 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4613 (Chunked_vector::clear): Clear size_.
4614 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4615 (Chunked_vector::size): Return size_.
4616 (Chunked_vector::push_back): Use size_ to find insert position.
4617 (Chunked_vector::size_): New data member.
4618 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4619 (Stringpool_template::new_key_offset): New method declaration.
4620 (Stringpool_template::offset_): New data member.
4622 2010-03-15 Rafael Espindola <espindola@google.com>
4624 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4625 Add_symbols' constructor.
4626 * readsyms.h (Add_symbols): Remove the input_group member.
4628 2010-03-10 Ian Lance Taylor <iant@google.com>
4630 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4631 target to ask whether a reference to a symbol requires a stack
4633 * target.h (Target::is_call_to_non_split): New function.
4634 (Target::do_is_call_to_non_split): Declare virtual function.
4635 * target.cc: Include "symtab.h".
4636 (Target::do_is_call_to_non_split): New function.
4637 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4639 2010-03-10 Cary Coutant <ccoutant@google.com>
4641 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4642 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4643 (File_read::open[2]): Add whole_file_view_ to list of views.
4644 (File_read::make_view): Remove test of whole_file_view_.
4645 (File_read::find_or_make_view): Create whole_file_view_ if
4647 (File_read::clear_views): Replace bool parameter with enum;
4648 adjust all callers. Don't delete views with permanent data;
4649 do delete cached views and views from archives if
4650 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4651 if clearing the corresponding view.
4652 * fileread.h (File_read::Clear_views_mode): New enum.
4653 (File_read::View::is_permanent_view): New method.
4654 (File_read::clear_views): Replace bool parameter
4655 with enum; adjust all callers.
4656 * options.h (General_options): Change keep_files_mapped option;
4657 add map_whole_files.
4658 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4660 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4663 2010-03-10 David S. Miller <davem@davemloft.net>
4665 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4667 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4669 * icf.cc (get_section_contents): Add '@' marker after processing the
4672 2010-03-08 Doug Kwan <dougkwan@google.com>
4674 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4675 due to a conversion warning.
4676 (Arm_relobj::update_output_local_symbol_count): Check for local
4677 symbol with unset output index.
4679 2010-03-05 Ian Lance Taylor <iant@google.com>
4681 * options.h (class General_options): Add --spare-dynamic-tags.
4682 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4683 --spare-dynamic-tags.
4685 2010-03-05 Ian Lance Taylor <iant@google.com>
4687 * incremental.cc: Include "libiberty.h".
4689 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4691 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4692 function, is_info_ member.
4693 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4694 (Versions::Versions): Update caller.
4695 (Versions::define_base_version): Likewise.
4696 (Versions::add_def): Likewise.
4698 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4700 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4701 (Scan::possible_function_pointer_reloc): New function.
4702 (Scan::local_reloc_may_be_function_pointer): Change to call
4703 possible_function_pointer_reloc.
4704 (Scan::global_reloc_may_be_function_pointer): Ditto.
4705 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4706 relocations in ".data.rel.ro._ZTV" section.
4707 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4708 * testsuite/icf_safe_so_test.cc: Ditto.
4709 * testsuite/icf_safe_test.cc: Ditto.
4710 * testsuite/icf_safe_test.sh: Ditto.
4712 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4713 Ian Lance Taylor <iant@google.com>
4715 * target-reloc.h (relocate_section): Check the symbol table index
4716 for -1U before setting the local symbol index.
4717 (scan_relocatable_relocs): If copying the relocation, record that
4718 the local symbol is required.
4719 * object.h (Symbol_value::is_output_symtab_index_set): New
4721 (Symbol_value::may_be_discarded_from_output_symtab): New
4723 (Symbol_value::has_output_symtab_entry): New function.
4724 (Symbol_value::needs_output_symtab_entry): Remove.
4725 (Symbol_value::output_symtab_index): Make sure the symbol index is
4727 (Symbol_value::set_output_symtab_index): Make sure the symbol
4728 index is not set. Make sure the new index is valid.
4729 (Symbol_value::set_must_have_output_symtab_entry): New function.
4730 (Symbol_value::has_output_dynsym_entry): New function.
4731 (Symbol_value::set_output_dynsym_index): Make sure the new index
4733 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4734 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4735 local symbol if permitted.
4736 (Sized_relobj::do_finalize_local_symbols): Call
4737 is_output_symtab_index_set rather than needs_output_symtab_entry.
4738 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4739 rather than needs_output_symtab_entry. Call
4740 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4741 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4742 is_output_symtab_index_set rather than needs_output_symtab_entry.
4743 * testsuite/discard_locals_relocatable_test.c: New file.
4744 * testsuite/discard_locals_test.sh: Test -r.
4745 * testsuite/Makefile.am (check_DATA): Add
4746 discard_locals_relocatable_test1.syms,
4747 discard_local_relocatable_test2.syms.
4748 (MOSTLYCLEANFILES): Likewise. Also add
4749 discard_locals_relocatable_test1.lout and
4750 discard_locals_relocatable_test2.out.
4751 (discard_locals_relocatable_test1.syms): New target.
4752 (discard_locals_relocatable_test.o): New target.
4753 (discard_locals_relocatable_test1.out): New target.
4754 (discard_locals_relocatable_test2.syms): New target.
4755 (discard_locals_relocatable_test2.out): New target.
4756 (various): Add missing ../ld-new dependencies.
4757 * testsuite/Makefile.in: Rebuild.
4759 2010-03-03 Nick Clifton <nickc@redhat.com>
4761 * po/fi.po: New Finnish translation.
4763 2010-03-01 Doug Kwan <dougkwan@google.com>
4765 * layout.cc (Layout::Layout): Force section types of .init_array*,
4766 .preinit_array* and .fini_array* sections.
4767 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4768 Fix check of return value of std::string::find.().
4769 (Output_section::Input_section_sort_compare::operator()): Remove
4770 comment about .init_array.
4771 (Output_section::Input_section_sort_init_fini_compare::operator()):
4773 (Output_section::sort_attached_input_sections): Handle .init_array
4774 and .fini_array specially.
4775 * output.h (Output_section::Inut_section_sort_compare): Update
4777 (Output_section::Input_section_sort_init_fini_compare): New struct.
4779 2010-02-26 Doug Kwan <dougkwan@google.com>
4781 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4782 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4783 * testsuite/debug_msg.sh: Avoid matching source line number for
4784 use of global variable undef_int.
4786 2010-02-26 Doug Kwan <dougkwan@google.com>
4788 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4789 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4790 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4791 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4792 * options.cc (General_options::General_options): Initialize member
4794 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4795 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4796 and rm_no_fix_v4bx.stdout
4797 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4798 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4799 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4800 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4801 and arm_no_fix_v4bx.
4802 * Makefile.in: Regenerate.
4803 * testsuite/arm_fix_v4bx.s: New file.
4804 * testsuite/arm_fix_v4bx.sh: Ditto.
4806 2010-02-24 Doug Kwan <dougkwan@google.com>
4808 * arm.cc (Target_arm::got_section): Make the .got section the first
4809 non RELRO section in the data segment.
4810 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4811 suffixes of section names.
4813 2010-02-24 Doug Kwan <dougkwan@google.com>
4815 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4816 flags and attributes merging if an input file is a binary file.
4817 * fileread.cc (Input_file::open): Record format of original file.
4818 * fileread.h (Input_file::Format): New enum type.
4819 (Input_file::Input_file): Initialize data member format_.
4820 (Input_file::format): New method definition.
4821 (Input_file::format_):: New data member.
4823 2010-02-24 Doug Kwan <dougkwan@google.com>
4825 * arm.cc (Arm_output_data_got): New class.
4826 (ARM_TCB_SIZE): New constant
4827 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4828 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4829 If user uses a script with a SECTIONS clause, issue only a warning
4830 for a misplaced EXIDX input section. Otherwise, issue an error.
4831 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4833 (Target_arm::got_mode_index_entry): Handle static linking.
4834 (Target_arm::Scan::local): Ditto.
4835 (Target_arm::Scan::global): Ditto.
4836 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4837 all incorrectly implemented relocations.
4838 (Target_arm::fix_exidx_coverage): Pass layout to
4839 Arm_output_section::fix_exidx_coverage.
4840 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4841 from ".ARM.exidx." and ".ARM.extab.".
4843 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4845 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4846 section if it does not already exist.
4847 * attributes.cc (Attributes_section_data::Attributes_section_data):
4848 Don't crash if size is zero.
4850 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4851 Ian Lance Taylor <iant@google.com>
4853 * gold.cc (queue_middle_tasks): If no input files were opened,
4855 * workqueue.h (Task_function::Task_function): Assert that there is
4858 2010-02-22 Doug Kwan <dougkwan@google.com>
4860 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4861 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4862 types to avoid warnings due to different uint64_t implementations
4865 2010-02-21 Doug Kwan <dougkwan@google.com>
4867 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4868 handling of the maximum backward branch offset.
4869 (Arm_relocate_functions::thumb_branch_common): Ditto.
4870 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4871 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4872 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4873 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4874 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4875 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4876 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4877 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4878 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4879 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4880 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4881 thumb2_bl_out_of_range.o): New rules.
4882 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4883 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4884 thumb2_bl_out_of_range
4885 * testsuite/Makefile.in: Regenerate.
4886 * testsuite/arm_bl_in_range.s: New file.
4887 * testsuite/arm_bl_out_of_range.s: Ditto.
4888 * testsuite/arm_branch_in_range.sh: Ditto.
4889 * testsuite/arm_branch_range.t: Ditto.
4890 * testsuite/thumb2_branch_range.t: Ditto.
4891 * testsuite/thumb_bl_in_range.s: Ditto.
4892 * testsuite/thumb_bl_out_of_range.s: Ditto.
4893 * testsuite/thumb_branch_range.t: Ditto.
4895 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4897 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4898 Add reloc offset information.
4899 * icf.cc (get_section_contents): Change iterators to point to the new
4900 vectors. Add reloc offset information to the contents.
4901 * icf.h (Icf::Sections_reachable_info): New typedef.
4902 (Icf::Sections_reachable_list): New typedef.
4903 (Icf::Offset_info): New typedef.
4904 (Icf::Reloc_info): New struct typedef.
4905 (Icf::Reloc_info_list): New typedef.
4906 (Icf::symbol_reloc_list): Delete method.
4907 (Icf::addend_reloc_list): Delete method.
4908 (Icf::section_reloc_list): Delete method.
4909 (Icf::reloc_info_list): New method.
4910 (Icf::reloc_info_list_): New member.
4912 2010-02-19 Doug Kwan <dougkwan@google.com>
4914 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4915 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4916 * arm.cc (Arm_relocation_functions): New forward declaration.
4917 (Target_arm::Target_arm): Initialize new data members
4918 got_mod_index_offset_ and tls_base_symbol_defined_.
4919 (Target_arm::Relocate::relocate_tls): New method.
4920 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4921 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4923 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4924 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4925 (Target_arm::got_mod_index_offset_,
4926 Target_arm::tls_base_symbol_defined_): New data members.
4927 (Target_arm::Scan::local, Target::Scan::global,
4928 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
4931 2010-02-18 Doug Kwan <dougkwan@google.com>
4933 * arm.cc (Arm_relobj::find_linked_text_section): New method.
4934 (Arm_relobj::make_exidx_input_section): Pass section index of linked
4935 text section as a parameter becuase some broken tools may not set
4936 the link in section header.
4937 (Target_arm::has_got_section): New method.
4938 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
4939 without any mapping symbol as data only. Remove warning.
4940 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
4941 link in its section header, try to discover the link by inspecting the
4942 REL31 relocation at the beginning of the section.
4943 (Target_arm::Scan::check_non_pic): Report name of offending relocation
4945 (Target_arm::Scan::global): Treat any reference to the symbol
4946 _GLOBAL_OFFSET_TABLE_ as a GOT access.
4948 2010-02-12 Sriraman Tallam <tmsriram@google.com>
4950 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
4951 (Scan::global_reloc_may_be_function_pointer): New function.
4952 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4953 (Scan::global_reloc_may_be_function_pointer): New function.
4954 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
4955 (Scan::global_reloc_may_be_function_pointer): New function.
4956 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
4957 (Scan::global_reloc_may_be_function_pointer): New function.
4958 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
4959 (Scan::global_reloc_may_be_function_pointer): New function.
4960 (Scan::possible_function_pointer_reloc): New function.
4961 (Target_x86_64::can_check_for_function_pointers): New function.
4962 * gc.h (gc_process_relocs): Scan relocation types to determine if
4963 function pointers were taken for targets that support it.
4964 * icf.cc (Icf::find_identical_sections): Include functions for
4965 folding in safe ICF whose pointer is not taken.
4966 * icf.h (Secn_fptr_taken_set): New typedef.
4967 (fptr_section_id_): New member.
4968 (section_has_function_pointers): New function.
4969 (set_section_has_function_pointers): New function.
4970 (check_section_for_function_pointers): New function.
4971 * options.h: Fix comment for safe ICF option.
4972 * target.h (can_check_for_function_pointers): New function.
4973 * testsuite/Makefile.am: Add icf_safe_so_test test case.
4974 Modify icf_safe_test for X86-64.
4975 * testsuite/Makefile.in: Regenerate.
4976 * testsuite/icf_safe_so_test.cc: New file.
4977 * testsuite/icf_safe_so_test.sh: New file.
4978 * testsuite/icf_safe_test.cc (kept_func_3): New function.
4979 (main): Change to take pointer to function kept_func_3.
4980 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
4981 folding is done correctly for X86-64.
4983 2010-02-12 David S. Miller <davem@davemloft.net>
4985 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
4986 is_symbolless parameter.
4987 (Output_reloc<SHT_REL>::is_symbolless): New.
4988 (Output_reloc<SHT_REL>::is_symbolless_): New.
4989 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
4990 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
4991 (Output_reloc<SHT_RELA>::is_symbolless): New.
4992 (Output_data_reloc::add_global): Handle is_symbolless.
4993 (Output_data_reloc::add_global_relative): Likewise.
4994 (Output_data_reloc::add_local): Likewise.
4995 (Output_data_reloc::add_local_relative): Likewise.
4996 (Output_data_reloc::add_symbolless_global_addend): New.
4997 (Output_data_reloc::add_symbolless_local_addend): New.
4998 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5000 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5001 instead of ->is_relative_
5002 (Output_reloc::write): Likewise.
5003 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5004 (Output_reloc::write_rel): Simplify.
5006 * sparc.cc (Target_sparc::Scan::local): Use
5007 ->add_symbolless_local_addend as needed.
5008 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5009 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5010 based upon relocation offset.
5012 2010-02-11 Doug Kwan <dougkwan@google.com>
5014 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5015 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5016 beginning of function.
5017 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5018 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5019 parameter is_32bit in calls to should_apply_static_reloc.
5020 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5021 (check_DATA): Add arm_abs_global.stdout.
5022 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5023 arm_abs_global.stdout): New rules.
5024 (MOSTLLYCLEANFILES): Add arm_abs_global
5025 * Makefile.in: Regenerate.
5026 * testsuite/arm_abs_global.s: New file.
5027 * testsuite/arm_abs_global.sh: Ditto.
5028 * testsuite/arm_abs_lib.s: Ditto.
5030 2010-02-11 Ian Lance Taylor <iant@google.com>
5032 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5034 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5035 Allocate_commons_task first.
5036 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5037 task, rather than symtab_lock_.
5038 (Gc_process_relocs::~Gc_process_relocs): New function.
5039 (Gc_process_relocs::is_runnable): Check this_blocker_.
5040 (Gc_process_relocs::locks): Use next_blocker_ rather than
5042 (Scan_relocs::~Scan_relocs): New function.
5043 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5045 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5047 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5048 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5049 constructor accordingly.
5050 (class Gc_process_relocs): Likewise.
5051 (class Scan_relocs): Likewise.
5052 * common.h (class Allocate_commons_task): Remove symtab_lock_
5053 field, and corresponding constructor parameter.
5054 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5056 (Allocate_commons_task::locks): Likewise.
5058 2010-02-11 Ian Lance Taylor <iant@google.com>
5060 * gold-threads.h (class Once): Define.
5061 (class Initialize_lock): Rewrite as child of Once.
5062 * gold-threads.cc (class Once_initialize): Define.
5063 (once_pointer_control): New static variable.
5064 (once_pointer, once_arg): New static variables.
5065 (c_run_once): New static function.
5066 (Once::Once, Once::run_once, Once::internal_run): New functions.
5067 (class Initialize_lock_once): Remove.
5068 (initialize_lock_control): Remove.
5069 (initialize_lock_pointer): Remove.
5070 (initialize_lock_once): Remove.
5071 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5072 (Initialize_lock::initialize): Rewrite.
5073 (Initialize_lock::do_run_once): New function.
5074 * archive.cc (Archive::interpret_header): Only clear name if it is
5076 * fileread.cc: Include "gold-threads.h"
5077 (file_counts_lock): New static variable.
5078 (file_counts_initialize_lock): Likewise.
5079 (File_read::release): Only increment counts when using --stats.
5080 Use a lock around the increment.
5081 * parameters.cc (class Set_parameters_target_once): Define.
5082 (set_parameters_target_once): New static variable.
5083 (Parameters::Parameters): Move here from parameters.h.
5084 (Parameters::set_target): Rewrite.
5085 (Parameters::set_target_once): New function.
5086 (Parameters::clear_target): Move here and rewrite.
5087 * parameters.h (class Parameters): Update declarations. Add
5088 set_parameters_target_once_ field.
5089 (Parameters::Parameters): Move to parameters.cc.
5090 (Parameters::clear_target): Likewise.
5091 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5093 (Start_group::~Start_group): New function.
5094 (Start_group::is_runnable): New function.
5095 (Start_group::locks, Start_group::run): New functions.
5096 (Finish_group::run): Change saw_undefined to size_t.
5097 * readsyms.h (class Start_group): Define.
5098 (class Finish_group): Change saw_undefined_ field to size_t.
5099 (Finish_group::Finish_group): Remove saw_undefined and
5100 this_blocker parameters. Change all callers.
5101 (Finish_group::set_saw_undefined): New function.
5102 (Finish_group::set_blocker): New function.
5103 * symtab.h (class Symbol_table): Change saw_undefined to return
5104 size_t. Change saw_undefined_ field to size_t.
5105 * target-select.cc (Set_target_once::do_run_once): New function.
5106 (Target_selector::Target_selector): Initialize set_target_once_
5107 field. Don't initialize lock_ and initialize_lock_ fields.
5108 (Target_selector::instantiate_target): Rewrite.
5109 (Target_selector::set_target): New function.
5110 * target-select.h (class Set_target_once): Define.
5111 (class Target_selector): Update declarations. Make
5112 Set_target_once a friend. Remove lock_ and initialize_lock_
5113 fields. Add set_target_once_ field.
5115 2010-02-10 Ian Lance Taylor <iant@google.com>
5117 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5119 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5120 (queue_middle_tasks): Add all blockers before queueing any tasks.
5121 (queue_final_tasks): Likewise.
5122 * token.h (Task_token::add_blockers): New function.
5123 * object.h (Input_objects::number_of_relobjs): New function.
5125 2010-02-10 Ian Lance Taylor <iant@google.com>
5127 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5128 shared, not if not position independent.
5129 * x86_64.cc (Relocate::relocate_tls): Likewise.
5130 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5131 (tls_pie_pic_test): New target.
5132 * testsuite/Makefile.in: Rebuild.
5134 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5135 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5136 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5137 * testsuite/Makefile.in: Rebuild.
5139 2010-02-09 David S. Miller <davem@davemloft.net>
5141 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5142 R_SPARC_RELATIVE using ->add_local_relative().
5143 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5145 * output.h (Output_data_dynamic::add_section_size): New method
5146 that takes two Output_data objects.
5147 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5148 entry param. Handle it in initializers.
5149 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5150 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5151 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5153 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5154 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5155 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5156 for dynrel_includes_plt.
5157 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5158 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5159 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5161 (Target_sparc::do_finalize_sections): Update to pass true for
5162 dynrel_includes_plt.
5163 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5164 output before .rela.plt
5165 (Target_powerpc::do_finalize_sections): Update to pass true for
5166 dynrel_includes_plt when 32-bit.
5168 2010-02-08 Doug Kwan <dougkwan@google.com>
5170 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5172 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5173 Arm_relobj::scan_section_for_cortex_a8_stubs,
5174 Arm_relobj::do_relocation_section): Instead of calling
5175 Output_section::output_address, use faster
5176 Arm_relobj::simple_input_section_output_address.
5178 2010-02-08 David S. Miller <davem@davemloft.net>
5180 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5181 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5182 relocation helper function.
5184 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5185 just like R_SPARC_GOT{10,13,22}.
5186 (Target_sparc::Scan::local): Likewise.
5187 (Target_sparc::Relocate:relocate): Likewise.
5189 2010-02-06 Ian Lance Taylor <iant@google.com>
5191 * configure.ac: Rewrite targetobjs duplicate removal code to use
5192 only shell constructs.
5193 * configure: Rebuild.
5195 2010-02-05 Doug Kwan <dougkwan@google.com>
5198 * arm.cc (Arm_relobj::section_is_scannable): New method.
5199 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5200 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5202 2010-02-04 Doug Kwan <dougkwan@google.com>
5205 * arm-reloc-property.cc (cstdio): Include.
5206 * configure.ac (targetobjs): Remove duplicates.
5207 * configure: Regenerate.
5208 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5209 big and little endian version for a given address size.
5211 2010-02-03 Doug Kwan <dougkwan@google.com>
5213 * arm-reloc-property.cc
5214 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5216 * arm-reloc-property.h
5217 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5218 New method definition.
5219 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5221 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5223 (GOT_PREL): Change implemented to Y.
5224 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5225 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5226 (Arm_relocate_functions::movw_abs_nc): Remove method.
5227 (Arm_relocate_functions::movt_abs): Ditto.
5228 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5229 (Arm_relocate_functions::thm_movt_abs): Ditto.
5230 (Arm_relocate_functions::movw_rel_nc): Ditto.
5231 (Arm_relocate_functions::movw_rel): Ditto.
5232 (Arm_relocate_functions::movt_rel): Ditto.
5233 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5234 (Arm_relocate_functions:thm_movw_rel): Ditto.
5235 (Arm_relocate_functions:thm_movt_rel): Ditto.
5236 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5237 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5238 New method definitions.
5239 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5240 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5241 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5242 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5243 (Target_arm::Relocate::relocate): Check for non-static or
5244 unimplemented relocation code and exit early. Change calls to
5245 Target_arm::reloc_uses_thumb_bit and
5246 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5247 instead. Refactor code to handle similar relocations to increase
5248 code sharing. Remove check for unsupported relocation code in switch
5250 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5251 relocation property table to find out size. Change error message to
5252 print out the name of a relocation code instead of the numeric value.
5253 (Target_arm::scan_reloc_for_stub): Use relocation property table
5254 instead of calling Target_arm::reloc_uses_thumb_bit().
5256 2010-02-02 Doug Kwan <dougkwan@google.com>
5258 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5259 types of relaxed input section.
5261 2010-02-02 Doug Kwan <dougkwan@google.com>
5263 * Makefile.am (HFILES): Add arm-reloc-property.h.
5265 (TARGETSOURCES): Add arm-reloc-property.cc
5266 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5267 (libgold_a_SOURCES): $(DEFFILES)
5268 * Makefile.in: Regenerate.
5269 * arm-reloc-property.cc: New file.
5270 * arm-reloc-property.h: New file.
5271 * arm-reloc.def: New file.
5272 * arm.cc: Update comments.
5273 (arm-reloc-property.h): New included header.
5274 (arm_reloc_property_table): New global variable.
5275 (Target_arm::do_select_as_default_target): New method definition.
5276 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5277 arm-reloc-property to targ_extra_obj.
5278 * parameters.cc (set_parameters_target): Call
5279 Target::select_as_default_target().
5280 * target.h (Target::select_as_default_target): New method definition.
5281 (Target::do_select_as_default_target): Same.
5283 2010-02-01 Doug Kwan <dougkwan@google.com>
5285 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5286 first_output_text_section_.
5287 (Arm_exidx_fixup::first_output_text_section): New method definition.
5288 (Arm_exidx_fixup::first_output_text_section_): New data member.
5289 (Arm_exidx_fixup::process_exidx_section): Record the first text
5290 output section seen.
5291 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5292 and entsize in output section header.
5294 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5296 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5297 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5298 (Arm_relocate_functions::thm_alu11): New Method.
5299 (Arm_relocate_functions::thm_pc8): New Method.
5300 (Arm_relocate_functions::thm_pc12): New Method.
5301 (Target_arm::Scan::local): Handle the relocations.
5302 (Target_arm::Scan::global): Likewise.
5303 (Target_arm::Relocate::relocate): Likewise.
5304 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5306 2010-01-29 Doug Kwan <dougkwan@google.com>
5308 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5309 of relocation types as ld.
5311 2010-01-29 Doug Kwan <dougkwan@google.com>
5313 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5315 (Arm_relocate_functions::thumb_branch_common): Ditto.
5316 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5317 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5318 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5319 Arm_relocate_functions::jump24): Remove.
5320 (Target_arm::Relocate::relocate): Adjust code to call
5321 Arm_relocation_functions::arm_branch_common and
5322 Arm_relocation_functions::thumb_branch_common instead of their removed
5323 wrappers. Merge switch-cases together to reduce source code size.
5325 2010-01-29 Doug Kwan <dougkwan@google.com>
5327 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5328 output_local_symbol_count_needs_update_.
5329 (Arm_relobj::output_local_symbol_count_needs_update,
5330 Arm_relobj::set_output_local_symbol_count_needs_update,
5331 Arm_relobj::update_output_local_symbol_count): New methods.
5332 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5334 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5335 of pointed function as in a R_ARM_PREL31 relocation.
5336 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5337 for output local symbol count updating.
5338 (Target_arm::do_relax): Update output local symbol counts in objects
5340 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5342 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5344 * arm.cc: Added support for the ARM relocations:
5345 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5346 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5347 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5349 (Arm_relocate_functions::movw_rel): New method.
5350 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5351 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5353 (Arm_relocate_functions::thm_movw_rel): New method.
5354 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5356 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5358 (Target_arm::Scan::global): Likewise.
5359 (Target_arm::Relocate::relocate): Likewise.
5360 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5363 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5365 * arm.cc: Added support for ARM group relocations.
5366 (Target_arm::reloc_needs_sym_origin): New method.
5367 (Arm_relocate_functions::calc_grp_kn): New method.
5368 (Arm_relocate_functions::calc_grp_residual): New method.
5369 (Arm_relocate_functions::calc_grp_gn): New method.
5370 (Arm_relocate_functions::arm_grp_alu): New Method.
5371 (Arm_relocate_functions::arm_grp_ldr): New Method.
5372 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5373 (Arm_relocate_functions::arm_grp_ldc): New Method.
5374 (Target_arm::Scan::local): Handle the ARM group relocations.
5375 (Target_arm::Scan::global): Likewise.
5376 (Target_arm::Relocate::relocate): Likewise.
5377 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5380 2010-01-26 Doug Kwan <dougkwan@google.com>
5382 * arm.cc (set): Include.
5383 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5385 (Arm_output_section::Text_section_list): New type.
5386 (Arm_output_section::append_text_sections_to_list): New method.
5387 (Arm_output_section::fix_exidx_coverage): Ditto.
5388 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5389 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5390 Relobj::set_section_offset() instead of
5391 Sized_relobj::invalidate_section_offset().
5392 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5393 parameter for section headers. Ignore relocation sections for
5394 unallocated sections and EXIDX sections.
5395 (Target_arm::fix_exidx_coverage): New method.
5396 (Target_arm::output_section_address_less_than): New type.
5397 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5398 linked text section instead of the EXIDX section.
5399 (Arm_output_section::create_stub_group): Add an assertion to check
5400 that this is not an EXIDX output section.
5401 (Arm_output_section::append_text_sections_to_list): New method.
5402 (Arm_output_section::fix_exidx_coverage): Ditto.
5403 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5404 Arm_relobj::section_needs_reloc_stub_scanning.
5405 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5407 (Target_arm::fix_exidx_coverage): New method.
5408 * object.h (Relobj::set_output_section): New method.
5409 (Sized_relobj::invalidate_section_offset): Remove method.
5410 (Sized_relobj::do_invalidate_section_offset): Remove method.
5411 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5413 2010-01-25 Doug Kwan <dougkwan@google.com>
5415 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5416 Fix warning due to signed and unsigned comparison on a 32-bit host.
5418 2010-01-22 Doug Kwan <dougkwan@google.com>
5420 * arm.cc (Target_arm::do_relax): Record an output section for section
5421 offset adjustment it contains any stub table that has changed.
5422 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5423 offsets in an output section if necessary.
5424 * output.cc (Output_section::Output_section): Initialize
5425 section_offsets_need_adjustments_.
5426 (Output_section::add_input_section_for_script): Renamed to
5427 Output_section::add_simple_input_section.
5428 (Output_section::save_states): Add a comment.
5429 (Output_section::discard_states): New method defintion.
5430 (Output_section::adjust_section_offsets): Same.
5431 * output.h (Output_section::add_input_section_for_script): Renamed to
5432 Output_section::add_simple_input_section.
5433 (Output_section::discard_states): New method declaration.
5434 (Output_section::adjust_section_offsets): Same.
5435 (Output_section::section_offsets_need_adjustment,
5436 Output_section::set_section_offsets_need_adjustment): New method
5438 (Output_section::section_offsets_need_adjustment_): New data member.
5439 * script-sections.cc
5440 (Output_section_element_input::set_section_address): Adjust code for
5441 renaming of Output_section::add_input_section_for_script.
5442 (Orphan_output_section::set_section_address): Same.
5444 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5446 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5447 Fix_v4bx enum values .
5448 * gold/options.h (General_options): New option definitions.
5449 (General_options::fix_v4bx): New method.
5450 (General_options::Fix_v4bx): New enum.
5451 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5452 (General_options::parse_fix_v4bx_interworking): New method.
5454 2010-01-22 Doug Kwan <dougkwan@google.com>
5456 * arm.cc (Arm_exidx_fixup): New class.
5458 2010-01-21 Doug Kwan <dougkwan@google.com>
5460 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5462 (Arm_exidx_section_offset_map): New type.
5464 2010-01-21 Doug Kwan <dougkwan@google.com>
5466 * arm.cc (Arm_exidx_input_section): New class.
5467 (Arm_relobj::exidx_input_section_by_link,
5468 Arm_relobj::exidx_input_section_by_shndx,
5469 Arm_relobj::make_exidx_input_section): New methods.
5470 (read_arm_attributes_section): Remove.
5471 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5472 information about them.
5473 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5476 2010-01-20 Doug Kwan <dougkwan@google.com>
5478 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5479 Input_section_specifier to Section_id.
5480 (Target_arm::new_arm_input_section: Adjust code for change of key
5482 (Target_arm::find_arm_input_section): Ditto.
5483 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5484 (Section_id): Remove.
5485 (Garbage_collection::Section_id_hash): Remove.
5486 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5487 (Section_id): Remove.
5488 (Icf::Section_id_hash): Remove.
5489 * object.h (Section_id, Const_section_id, Section_id_hash,
5490 Const_section_id_hash): New type definitions.
5491 * output.cc (Output_section::add_relaxed_input_section): Change to
5492 use Const_section_id instead of Input_section_specifier as key type.
5493 (Output_section::add_merge_input_section): Ditto.
5494 (Output_section::build_relaxation_map): Change to use Section_id
5495 instead of Input_section_specifier as key type.
5496 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5498 (Output_section::convert_input_sections_to_relaxed_sections): Change
5499 to use Const_section_id instead of Input_section_specifier as key type.
5500 (Output_section::find_merge_section): Ditto.
5501 (Output_section::find_relaxed_input_section): Ditto.
5502 * output.h (Input_section_specifier): Remove class.
5503 (Output_section::Output_section_data_by_input_section_map): Change
5504 key type to Const_section_id.
5505 (Output_section::Output_relaxed_input_section_by_input_section_map):
5507 (Output_section::Relaxation_map): Change key type to Section_id.
5509 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5511 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5512 (class Arm_v4bx_stub): New class.
5513 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5514 (Stub_factory::make_arm_v4bx_stub): New method.
5515 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5516 (Stub_table::empty): Handle v4bx stubs.
5517 (Stub_table::add_arm_v4bx_stub): New method.
5518 (Stub_table::find_arm_v4bx_stub): New method.
5519 (Arm_relocate_functions::v4bx): New method.
5520 (Target_arm::fix_v4bx): New method.
5521 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5522 (Stub_table::relocate_stubs): Likewise.
5523 (Stub_table::do_write): Likewise.
5524 (Stub_table::update_data_size_and_addralign): Likewise.
5525 (Stub_table::finalize_stubs): Likewise.
5526 (Target_arm::Scan::local): Likewise.
5527 (Target_arm::Scan::global): Likewise.
5528 (Target_arm::do_finalize_sections): Likewise.
5529 (Target_arm::Relocate::relocate): Likewise.
5530 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5532 (Target_arm::scan_reloc_for_stub): Likewise.
5533 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5535 2010-01-19 Ian Lance Taylor <iant@google.com>
5537 * output.cc (Output_section_headers::do_sized_write): Write large
5538 segment count to sh_info field.
5539 (Output_file_header::do_sized_write): For large segment count,
5540 write PN_XNUM to e_phnum field.
5542 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5544 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5545 (Arm_relocate_functions::thm_jump8): New function.
5546 (Arm_relocate_functions::thm_jump11): New function.
5547 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5549 (Target_arm::Scan::global): Likewise.
5550 (Target_arm::Relocate::relocate): Likewise.
5551 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5554 2010-01-14 Doug Kwan <dougkwan@google.com>
5556 * arm.cc (map, utility): Include headers.
5557 (Target_arm::apply_cortex_a8_workaround): New method.
5558 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5559 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5560 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5561 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5562 the --[no-]fix-cortex-a8 command line options.
5563 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5564 (Target_arm::relocate_stub): Use addend in instruction template.
5565 * options.h (DEFINE_bool): Set the user-set flag.
5566 (General_options): Add --[no-]-fix-cortex options.
5567 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5568 : Update fast look-up map after conversion.
5570 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5572 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5573 in the first pass of do_layout.
5575 2010-01-13 Doug Kwan <dougkwan@google.com>
5577 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5578 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5579 apparent compiler problem of not folding static constant integral
5580 data members of elfcpp::Elf_sizes<32>.
5582 2010-01-13 Doug Kwan <dougkwan@google.com>
5584 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5585 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5586 Arm_relobj::scan_section_for_cortex_a8_erratum,
5587 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5588 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5589 sections to scan for relocation stubs into a new method
5590 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5591 relocation and Cortex-A8 stub scanning.
5592 (Target_arm::do_relax): Force stubs to be after stubbed sections
5593 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5594 the beginning of a new relaxation pass. Update a comment.
5595 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5597 2010-01-12 Ian Lance Taylor <iant@google.com>
5599 * target-reloc.h (visibility_error): New inline function.
5600 (relocate_section): Call visibility_error.
5601 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5602 (MOSTLYCLEANFILES): Likewise.
5603 (protected_4_pic.o, protected_3.err): New targets.
5604 * testsuite/protected_4.cc: New file.
5606 2010-01-12 Doug Kwan <dougkwan@google.com>
5608 * arm.cc (Cortex_a8_reloc): New class.
5609 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5610 and cortex_a8_relocs_info_.
5611 (Target_arm::fix_cortex_a8): New method definition.
5612 (Target_arm::Cortex_a8_relocs_info): New type.
5613 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5614 New data member declarations.
5615 (Target_arm::scan_reloc_for_stub): Record information about
5616 relocations for THUMB branches that might be exempted from the
5617 Cortex-A8 workaround.
5618 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5619 at the beginning of a relaxation pass.
5621 2010-01-12 Doug Kwan <dougkwan@google.com>
5623 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5624 (Arm_relobj::Mapping_symbol_position,
5625 Arm_reloj::Mapping_symbol_position_less,
5626 Arm_relobj::Mapping_symbols_info): New types.
5627 (Target_arm::is_mapping_symbol_name): New method definition.
5628 (Arm_relobj::do_count_local_symbols): Save information about mapping
5631 2010-01-11 Doug Kwan <dougkwan@google.com>
5633 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5634 Arm_relocate_functions::thumb32_branch_upper,
5635 Arm_relocate_functions::thumb32_branch_lower,
5636 Arm_relocate_functions::thumb32_cond_branch_offset,
5637 Arm_relocate_functions::thumb32_cond_branch_upper,
5638 Arm_relocate_functions::thumb32_cond_branch_lower,
5639 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5640 branch offset encoding.
5641 (Arm_relocate_functions::thumb_branch_common): Use new branch
5642 offset encoding methods to avoid code duplication.
5643 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5644 (Stub_addend_reader::operator()): Use new branch encoding method
5645 to avoid code duplication.
5647 2010-01-11 Doug Kwan <dougkwan@google.com>
5649 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5650 (Target_arm::do_finalize_sections): Define special EXIDX section
5651 symbols only if referenced.
5652 * gc.h (Garbage_collection::add_reference): New method.
5653 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5656 2010-01-11 Ian Lance Taylor <iant@google.com>
5658 * script.cc (Version_script_info::build_expression_list_lookup):
5659 Change complaing about duplicate wildcard match from error to
5662 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5664 (Version_script_info::Version_script_info): Initialize globs_,
5665 default_version_, default_is_global_, and exact_. Don't
5666 initialize globals_ or locals_.
5667 (Version_script_info::build_lookup_tables): Build local symbols
5669 (Version_script_info::unquote): New function.
5670 (Version_script_info::add_exact_match): New function.
5671 (Version_script_info::build_expression_list_lookup): Remove lookup
5672 parameter. Add is_global parameter. Change all callers. Handle
5673 wildcard pattern specially. Unquote pattern. Call
5675 (Version_script_info::get_name_to_match): New function.
5676 (Version_script_info::get_symbol_version): New function.
5677 (Version_script_info::get_symbol_version_helper): Remove.
5678 (Version_script_info::check_unmatched_names): Call unquote.
5679 * script.h (class Version_script_info): Change get_symbol_version
5680 to be non-inline and add is_global parameter; change all callers.
5681 Rewrite symbol_is_local. Update declarations. Define struct
5682 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5683 Remove globals_ and locals_ members. Add exact_, globs_,
5684 default_version_, is_global_.
5685 (Version_script_info::Glob): Remove pattern, add expression and
5686 is_global. Update constructor. Change all callers.
5687 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5689 (Versions::symbol_section_contents): If a symbol is undefined, or
5690 defined in a dynamic object, set the version index to
5692 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5694 (Symbol_table::add_from_pluginobj): Likewise.
5695 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5697 2010-01-11 Doug Kwan <dougkwan@google.com>
5699 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5700 (incremental_dump_LDADD): Add linking option for libintl.
5701 * Makefile.in: Regenerate.
5703 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5706 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5708 * testsuite/Makefile.in: Regenerated.
5710 2010-01-10 Doug Kwan <dougkwan@google.com>
5712 * options.h (DEFINE_var): Use parentheses around argument varname__
5713 in macro body to avoid any unintended subsequent substitutions.
5715 2010-01-10 Ian Lance Taylor <iant@google.com>
5717 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5718 candidates before doing symbol resolution.
5720 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5721 ODR candidates if only one is weak.
5723 2010-01-08 Ian Lance Taylor <iant@google.com>
5725 * script.cc (Version_script_info::build_expression_list_lookup):
5726 Don't warn about ambiguous version, just record the ambiguity.
5727 (Version_script_info::get_symbol_version_helper): Give error if
5728 version is ambiguous.
5730 2010-01-08 Doug Kwan <dougkwan@google.com>
5732 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5733 prev_data_size_ and prev_addralign_. Remove initializer for
5734 deleted data member has_been_changed_.
5735 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5736 to determine if the table is empty.
5737 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5739 (Stub_table::add_reloc_stub): Define method in class definition
5740 instead of just declaring it there.
5741 (Stub_table::add_cortex_a8_stub): New method definition.
5742 (Stub_table::update_data_size_and_addralign): Ditto.
5743 (Stub_table::finalize_stubs): Ditto.
5744 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5745 (Stub_table::do_addralign_): Return address alignment in the
5746 (Stub_table::do_reset_address_and_file_offset): Define method in
5747 class definition instead of declaring it there. Set current data
5748 size to be the data size of the previous pass.
5749 (Stub_table::set_final_data_size): Use current data size as the
5751 (Stub_table::relocate_stub): Change parameter type of stub from
5752 Reloc_stub pointer to Stub pointer.
5753 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5754 (Stub_table::Cortex_a8_stub_list): New typedef.
5755 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5756 Stub_table::prev_addralign_): New data member.
5757 (Arm_relobj::Arm_relobj): Initialize data member
5758 section_has_cortex_a8_workaround_.
5759 (Arm_relobj::section_has_cortex_a8_workaround,
5760 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5762 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5764 (Target_arm::relocate_stub): Change parameter type of stub from
5765 Reloc_stub pointer to Stub pointer.
5766 (Insn_template::size, Insn_template::alignment): Handle
5767 THUMB16_SPECIAL_TYPE.
5768 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5769 Stub_table::update_data_size_and_addralign,
5770 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5772 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5773 (Stub_table::do_write): Ditto.
5774 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5776 2010-01-08 Ian Lance Taylor <iant@google.com>
5779 * symtab.h (class Symbol): Remove fields is_target_special_ and
5780 has_plt_offset_. Add field is_defined_in_discarded_section_.
5781 (Symbol::is_defined_in_discarded_section): New function.
5782 (Symbol::set_is_defined_in_discarded_section): New function.
5783 (Symbol::has_plt_offset): Rewrite.
5784 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5785 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5786 Don't initialize is_target_special_ or has_plt_offset_.
5787 Initialize is_defined_in_discarded_section_.
5788 (Symbol_table::add_from_relobj): If appropriate, set
5789 is_defined_in_discarded_section.
5790 * resolve.cc (Symbol::override_base_with_special): Don't test
5791 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5792 * target-reloc.h (relocate_section): Do special handling for
5793 symbols defined in discarded sections for global symbols as well
5796 2010-01-08 Ian Lance Taylor <iant@google.com>
5798 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5799 the SHT_SYMTAB case.
5801 2010-01-08 Ian Lance Taylor <iant@google.com>
5803 * object.cc (Sized_relobj::do_layout): Don't get confused if
5804 layout_eh_frame returns NULL.
5806 2010-01-08 Ian Lance Taylor <iant@google.com>
5809 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5810 dynamic symbol table, use the normal symbol table.
5811 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5814 2010-01-08 Ian Lance Taylor <iant@google.com>
5817 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5820 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5822 * version.cc (print_version): Change to "Copyright 2010".
5824 2010-01-08 Ian Lance Taylor <iant@google.com>
5828 * i386.cc (class Target_i386): Change return type of plt_section
5830 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5831 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5832 tls_desc_rel_ field.
5833 (Output_data_plt_i386::rel_tls_desc): New function.
5834 (Target_i386::rel_tls_desc_section): New function.
5835 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5836 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5837 R_386_TLS_DESC reloc in rel_tls_desc_section.
5838 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5839 Define struct Tlsdesc_info.
5840 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5841 (Target_x86_64::do_reloc_symbol_index): New function.
5842 (Target_x86_64::add_tlsdesc_info): New function.
5843 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5844 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5846 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5848 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5849 (Target_x86_64::rela_tlsdesc_section): New function.
5850 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5852 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5853 (Target_x86_64::do_reloc_addend): New function.
5854 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5855 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5856 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5857 (Output_reloc::type): New function.
5858 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5859 (Output_reloc::is_target_specific): New function.
5860 (Output_reloc::target_arg): New function.
5861 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5862 absolute relocs and target specific relocs.
5863 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5864 add_target_specific.
5865 (class Output_data_reloc) [SHT_RELA]: Likewise.
5866 * output.cc (Output_reloc::Output_reloc): Add four new versions
5867 for absolute relocs and target specific relocs.
5868 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5869 (Output_reloc::get_symbol_index): Likewise.
5870 (Output_reloc::local_section_offset): Check that local_sym_index_
5871 is not TARGET_CODE or 0.
5872 (Output_reloc::symbol_value): Likewise.
5873 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5875 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5876 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5878 * layout.cc (add_target_dynamic_tags): Use output section for
5879 DT_PLTRELSZ and DT_JMPREL.
5881 2010-01-07 Ian Lance Taylor <iant@google.com>
5884 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5886 (class Output_data_reloc_generic): Define.
5887 (class Output_data_reloc_base): Change base class to
5888 Output_data_reloc_generic. Change add() method to call
5889 bump_relative_reloc_count for a relative reloc. Remove
5891 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5893 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5894 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5896 * layout.h (class Layout): Update declaration.
5898 2010-01-07 Ian Lance Taylor <iant@google.com>
5900 * output.h (class Output_data): Add const version of
5901 output_section and do_output_section.
5902 (class Output_section_data): Add const version of
5904 (class Output_section): Likewise.
5905 * layout.cc (Layout::add_target_dynamic_tags): New function.
5906 * layout.h (class Layout): Update declarations.
5907 * arm.cc (Target_arm::do_finalize_sections): Use
5908 add_target_dynamic_tags.
5909 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5910 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5911 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5912 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5914 2010-01-07 Ian Lance Taylor <iant@google.com>
5917 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5920 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5921 Ian Lance Taylor <iant@google.com>
5924 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5925 Xindex::read_symtab_xindex.
5927 2010-01-07 Doug Kwan <dougkwan@google.com>
5929 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
5930 (Insn_template::thumb16_bcond_insn): New method declaration.
5931 (Insn_template): Fix spelling.
5932 (Stub::thumb16_special): New method declaration.
5933 (Stub::do_write): Define virtual method which was previously pure
5935 (Stub::do_thumb16_special): New method declaration.
5936 (Stub::do_fixed_endian_write): New template member.
5937 (Reloc_stub::do_write): Remove.
5938 (Reloc_stub::do_fixed_endian_write): Remove.
5939 (Cortex_a8_stub): New class definition.
5940 (Stub_factory::make_cortex_a8_stub): New method definition.
5941 (Stub_factory::Stub_factory): Add missing static storage class
5942 qualifier for elf32_arm_stub_a8_veneer_blx.
5944 2010-01-07 Ian Lance Taylor <iant@google.com>
5947 * options.h (class General_options): Add --warn-unresolved-symbols
5948 and --error-unresolved-symbols.
5949 * errors.cc (Errors::undefined_symbol): Implement
5950 --warn-unresolved-symbols.
5952 * options.h (class General_options): Add -z text and -z textoff.
5953 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
5955 2010-01-06 Sriraman Tallam <tmsriram@google.com>
5957 * gc.h (Garbage_collection::Cident_section_map): New typedef.
5958 (Garbage_collection::cident_sections): New function.
5959 (Garbage_collection::add_cident_section): New function.
5960 (Garbage_collection::cident_sections_): New member.
5961 (gc_process_relocs): Add references to sections whose names are C
5963 * gold.h (cident_section_start_prefix): New constant.
5964 (cident_section_stop_prefix): New constant.
5965 (is_cident): New function.
5966 * layout.cc (Layout::define_section_symbols): Replace string constants
5967 with the newly defined constants.
5968 * object.cc (Sized_relobj::do_layout): Track sections whose names are
5970 * testsuite/Makefile.am: Add gc_orphan_section_test.
5971 * testsuite/Makefile.in: Regenerate.
5972 * testsuite/gc_orphan_section_test.cc: New file.
5973 * testsuite/gc_orphan_section_test.sh: New file.
5975 2010-01-06 Ian Lance Taylor <iant@google.com>
5978 * options.h (class General_options): Add --warn-shared-textrel.
5979 * layout.cc (Layout::finish_dynamic_section): Implement
5980 --warn-shared-textrel.
5983 * options.h (class General_options): Add --warn-multiple-gp.
5985 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5987 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
5988 $(THREADSLIB) and $(LIBDL).
5989 * Makefile.in: Rebuild.
5991 2010-01-06 Ian Lance Taylor <iant@google.com>
5994 * options.cc (General_options::parse_section_start): New function.
5995 (General_options::section_start): New function.
5996 (General_options::General_options): Initialize all members.
5997 * options.h: Include <map>
5998 (class General_options): Add --section-start. Add section_starts_
6000 * layout.cc (Layout::attach_allocated_section_to_segment): If
6001 --section-start was used, set the address of the segment. Remove
6002 local sort_sections.
6003 (Layout::relaxation_loop_body): If the address of the load segment
6004 has been set by --section-start, don't use it.
6005 * output.h (Output_segment::update_flags_for_output_section): New
6007 * output.cc (Output_segment::add_output_section): Call
6008 update_flags_for_output_section.
6010 2010-01-05 Ian Lance Taylor <iant@google.com>
6013 * options.h (class General_options): Add --undefined-version.
6014 * script.cc (struct Version_expression): Add was_matched_by_symbol
6016 (Version_script_info::matched_symbol): New function.
6017 (Version_script_info::get_symbol_version_helper): Call
6019 (Version_script_info::check_unmatched_names): New function.
6020 * script.h (class Version_script_info): Update declarations.
6021 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6023 * options.h (class General_options): Use DEFINE_bool_alias for
6024 allow_multiple_definition.
6025 * resolve.cc (Symbol_table::should_override): Don't test
6026 allow_multiple_definition.
6029 * options.h (class General_options): Add --cref.
6030 * main.cc (main): Print cref table if --cref. Don't close mapfile
6031 until after printing cref table.
6032 * cref.cc: Include "symtab.h".
6033 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6034 (Cref_table_compare::operator()): New function.
6035 (Cref_inputs::gather_cref): New function.
6036 (filecol): New static const.
6037 (Cref_inputs::print_cref): New function.
6038 (Cref::print_cref): New function.
6039 * cref.h: Include <cstdio>.
6040 (class Cref): Update declarations.
6041 * mapfile.h (Mapfile::file): New function.
6042 * object.h (class Object): Define Symbols. Declare virtual
6043 do_get_global_symbols.
6044 (Object::get_global_symbols): New function.
6045 * object.cc (Input_objects::add_object): Pass object to cref_ if
6047 (Input_objects::archive_start): Likewise.
6048 (Input_objects::archive_stop): Likewise.
6049 (Input_objects::print_cref): New function.
6050 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6051 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6053 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6055 * plugin.h (class Sized_pluginobj): Update declarations.
6057 2010-01-05 Ian Lance Taylor <iant@google.com>
6059 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6060 to is_default_version. Rename insdef to insdefault.
6061 (Symbol_table::add_from_relobj): Rename def to is_default_version
6062 and local to is_forced_local.
6063 (Symbol_table::add_from_pluginobj): Likewise.
6064 (Symbol_table::add_from_dynobj): Likewise.
6065 (Symbol_table::define_special_symbol): Rename insdef to
6068 2010-01-04 Ian Lance Taylor <iant@google.com>
6071 * options.h (class General_options): Add
6072 --allow-multiple-definition and -z muldefs.
6073 * resolve.cc (Symbol_table::should_override): Don't warn about a
6074 multiple symbol definition if --allow-multiple-definition or -z
6078 * options.h (class General_options): Add --add-needed and
6079 --copy-dt-needed-entries. Tweak --as-needed help entry.
6080 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6081 error if --copy-dt-needed-entries aka --add-needed is used and
6082 would cause a change in behaviour.
6085 * options.h (class General_options): Add -G as a short version of
6086 --shared. Add no-op options -assert, -g, and -i.
6088 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6090 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6091 check for .text or .gnu.linkonce.t sections.
6092 * icf.cc (Icf::find_identical_sections): Ditto.
6093 Change the detection for mangled function name within the section
6095 * icf.h (is_section_foldable_candidate): New function.
6097 2009-12-30 Ian Lance Taylor <iant@google.com>
6100 * options.h (class General_options): Permit two dashes with
6101 --retain-symbols-file.
6103 2009-12-30 Ian Lance Taylor <iant@google.com>
6106 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6107 don't put the file header and segment headers in the text
6111 * common.cc (Sort_commons::operator()): Stabilize sort when both
6113 (Symbol_table::do_allocate_commons_list): When allocating common
6114 symbols, skip a symbol which is no longer common.
6115 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6116 an object before checking its type.
6117 * testsuite/common_test_2.c: New file.
6118 * testsuite/common_test_3.c: New file.
6119 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6120 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6121 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6122 (common_test_2_pic.o, common_test_2.so): New targets.
6123 (common_test_3_pic.o, common_test_3.so): New targets.
6124 * testsuite/Makefile.in: Rebuild.
6127 * script.cc (read_input_script): If we see a new SECTIONS clause,
6128 and we have added an input section, give an error.
6129 * layout.h (class Layout): Add have_added_input_section function.
6130 Add have_added_input_section_ field.
6131 * layout.cc (Layout::Layout): Initialize
6132 have_added_input_section_.
6133 (Layout::layout): Set have_added_input_section_.
6134 (Layout::layout_eh_frame): Likewise.
6136 2009-12-30 Ian Lance Taylor <iant@google.com>
6139 * options.h (class General_options): Add --sort-common option.
6140 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6141 * common.cc (Sort_common): Add sort_order parameter to
6142 constructor. Add sort_order_ field.
6143 (Sort_commons::operator): Check sort_order_.
6144 (Symbol_table::allocate_commons): Determine the sort order.
6145 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6147 (Symbol_table::do_allocate_commons_list): Likewise.
6149 2009-12-30 Ian Lance Taylor <iant@google.com>
6152 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6153 symbols from this object, don't change the visibility of an
6155 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6157 2009-12-30 Ian Lance Taylor <iant@google.com>
6160 * script.h (class Version_script_info): Define Language enum.
6161 Update declarations. Define Glob, Exact, and Lookup types. Add
6162 new fields globals_, locals_, and is_finalized_.
6163 * script.cc: Various formatting fixes.
6164 (class Parser_closure): Change language_stack_ from a vector of
6165 std::string to one of Version_script_info::Language. Adjust all
6167 (class Lazy_demangler): Remove.
6168 (struct Version_expression): Change language from std::string to
6169 Version_script_info::Language.
6170 (Version_script_info::Version_script_info): New function.
6171 (Version_script_info::~Version_script_info): Don't call clear.
6172 (Version_script_info::finalize): New function.
6173 (Version_script_info::build_lookup_tables): New function.
6174 (Version_script_info::build_expression_list_lookup): New
6176 (Version_script_info::get_symbol_version_helper): Rewrite to use
6178 (Version_script_info::print_expression_list): Adjust to use
6179 Version_script_info::Language.
6180 (script_push_lex_into_version_mode): Check that the version script
6181 has not been finalized.
6182 (version_script_push_lang): Change language string to
6183 Version_script_info::Language.
6184 * options.cc (Command_line::version_script): New function.
6185 * options.h (class General_options): Add finalize_dynamic_list
6186 function. Change version_script from declaration to definition.
6187 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6188 * testsuite/version_script.map: Remove duplicate def of foo.
6189 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6191 * testsuite/Makefile.in: Rebuild.
6193 2009-12-30 Ian Lance Taylor <iant@google.com>
6196 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6197 if the input symbol index is 0, make the output symbol index 0.
6199 2009-12-30 Ian Lance Taylor <iant@google.com>
6202 * options.h (class General_options): Add -x/--discard-all.
6203 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6204 --discard-all. If the local symbol needs a dynamic entry, check
6205 that before handling --discard-locals.
6207 2009-12-30 Ian Lance Taylor <iant@google.com>
6210 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6212 (Output_segment::add_output_section): Don't change the flags if
6216 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6217 GNU hash table if they need a dynamic value. Otherwise, don't add
6218 them if they are defined in a dynamic object or are forced local.
6220 2009-12-29 Ian Lance Taylor <iant@google.com>
6223 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6224 .gnu.hash table for a 32-bit target.
6227 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6228 regular and a dynamic object only needs a dynamic symbol table
6229 entry if it is externally visible.
6232 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6233 constructor. Add global_offset_table_ field.
6234 (Target_i386::got_section): Set global_offset_table_.
6235 (Target_i386::do_finalize_sections): Set global_offset_table_
6237 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6238 in constructor. Add global_offset_table_ field.
6239 (Target_x86_64::got_section): Set global_offset_table_.
6240 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6243 * layout.cc (Layout::Layout): Initialize increase_relro_.
6244 (Layout::get_output_section): Add is_relro, is_last_relro, and
6245 is_first_non_relro parameters. Change all callers.
6246 (Layout::choose_output_section): Likewise.
6247 (Layout::add_output_section_data): Likewise.
6248 (Layout::make_output_section): Likewise.
6249 (Layout::set_segment_offsets): Clear increase_relro when using a
6251 * layout.h (class Layout): Add increase_relro method. Add
6252 increase_relro_ field. Update declarations.
6253 * output.cc (Output_section::Output_section): Initialize
6254 is_last_relro_ and is_first_non_relro_.
6255 (Output_segment::add_output_section): Group relro sections is
6256 do_sort is true. Handle is_last_relro and is_first_non_relro.
6257 (Output_segment::maximum_alignment): Remove relro handling.
6258 (Output_segment::set_section_addresses): Add increase_relro
6259 parameter. Change all callers. Add initial alignment to align
6260 relro sections on separate page. Remove old relro handling.
6261 (Output_segment::set_section_list_addresses): Remove in_relro
6262 parameter. Change all callers.
6263 (Output_segment::set_offset): Add increase parameter. Change all
6264 callers. Remove old relro handling.
6265 * output.h (class Output_section): Add new methods: is_last_relro,
6266 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6267 Add is_last_relro_ and is_first_non_relro_ fields.
6268 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6269 Create separate .got.plt section. Call increase_relro.
6270 * x86_64.cc (Target_x86_64::got_section): Likewise.
6271 * testsuite/relro_script_test.t: Add .got.plt.
6274 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6275 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6276 (Layout::finalize): Call set_dynamic_symbol_size.
6277 (Layout::set_dynamic_symbol_size): New function.
6278 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6279 set_dynamic_symbol_size.
6282 * output.h (class Output_section): Add is_entsize_zero_ field.
6283 * output.cc (Output_section::Output_section): Initialize
6285 (Output_section::set_entsize): If two different entsizes are
6286 requested, force it to zero.
6287 (Output_section::add_input_section): Set flags for .debug_str
6288 before updating section flags. Set entsize.
6289 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6290 and SHF_STRING if all input sections have those flags.
6292 2009-12-29 Rafael Espindola <espindola@google.com>
6294 * main.cc (main): Fix the sys time reporting.
6295 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6298 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6300 * options.cc (General_options::parse_version): Allow -v to exit
6301 without an error if there is nothing to link.
6303 2009-12-29 Ian Lance Taylor <iant@google.com>
6305 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6306 using a version of gcc before 4.1.
6307 * configure: Rebuild.
6309 2009-12-28 Chris Demetriou <cgd@google.com>
6311 * attributes.cc (Output_attributes_section_data::do_write): Use
6312 std::vector::front rather than std::vector::data.
6314 2009-12-28 Ian Lance Taylor <iant@google.com>
6316 * symtab.h (class Symbol_table): Add enum Defined.
6317 * resolve.cc (Symbol_table::should_override): Add defined
6318 parameter. Change all callers. Test whether object is NULL
6319 before calling a method on it.
6320 (Symbol_table::report_resolve_problem): Add defined parameter.
6322 (Symbol_table::should_override_with_special): Likewise.
6323 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6324 parameter. Change all callers.
6325 (Symbol_table::do_define_in_output_data): Likewise.
6326 (Symbol_table::define_in_output_segment): Likewise.
6327 (Symbol_table::do_define_in_output_segment): Likewise.
6328 (Symbol_table::define_as_constant): Likewise.
6329 (Symbol_table::do_define_as_constant): Likewise.
6330 * script.h (class Symbol_assignment): Add is_defsym parameter to
6331 constructor; change all callers.
6332 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6333 parameter. Change all callers. Add is_defsym_ field.
6334 (class Parser_closure): Add parsing_defsym parameter to
6335 constructor; change all callers. Add parsing_defsym accessor
6336 function. Add parsing_defsym_ field.
6338 2009-12-28 Ian Lance Taylor <iant@google.com>
6340 * gold.cc (queue_middle_tasks): Fix formatting.
6341 * object.cc (Relobj::is_section_name_included): Likewise.
6343 2009-12-23 Ian Lance Taylor <iant@google.com>
6345 * i386.cc (Target_i386::do_calls_non_split): Recognize
6346 -fsplit-stack prologue for a function with a static chain.
6347 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6348 -fsplit-stack prologue when using %r11.
6350 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6352 * options.cc (General_options::parse_version): Make -v continue and do
6353 the link like GNU ld does.
6355 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6357 * Makefile.am (CCFILES): Add timer.cc.
6358 (HFILES): Add timer.h.
6359 * configure.ac: Check for sysconf and times.
6360 * main.cc: include timer.h.
6361 (main): Use Timer instead of get_run_time.
6364 * workqueue.cc: include timer.h.
6365 (Workqueue::find_and_run_task):
6366 Report user, sys and wall time.
6367 * Makefile.in: Regenerate.
6368 * config.in: Regenerate.
6369 * configure: Regenerate.
6371 2009-12-16 Doug Kwan <dougkwan@google.com>
6373 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6375 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6376 relaxed input sections.
6377 * output.cc (Output_section::find_relaxed_input_section): Change
6378 return type to Output_relaxed_input_section pointer. Adjust code
6379 for new type of relaxed_input_section_map_.
6380 * output.h (Output_section::find_relaxed_input_section): Change
6381 return type to Output_relaxed_input_section pointer.
6382 (Output_section::Output_relaxed_input_section_by_input_section_map):
6384 (Output_section::relaxed_input_section_map_): Change type to
6385 Output_section::Output_relaxed_input_section_by_input_section_map.
6386 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6389 2009-12-15 Ian Lance Taylor <iant@google.com>
6391 * layout.cc (Layout::create_shstrtab): Only write out after input
6392 sections if we are compressing debug sections.
6394 2009-12-15 Ian Lance Taylor <iant@google.com>
6396 * archive.cc (Archive::add_symbols): Only look up a symbol without
6397 a version if there is, in fact, a version.
6399 2009-12-14 Ian Lance Taylor <iant@google.com>
6401 Revert -Wshadow changes, all changes from:
6402 2009-12-11 Doug Kwan <dougkwan@google.com>
6403 2009-12-11 Nick Clifton <nickc@redhat.com>
6404 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6406 2009-12-11 Doug Kwan <dougkwan@google.com>
6408 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6410 * attributes.cc (Object_attribute::size): Ditto.
6411 (Attributes_section_data::size): Ditto.
6412 (Attributes_section_data::Attributes_section_data): Ditto.
6413 (Output_attributes_section_data::do_write): Ditto.
6414 * attributes.h (Object_attribute::set_type): Ditto.
6415 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6417 2009-12-11 Nick Clifton <nickc@redhat.com>
6419 * archive.cc: Fix shadowed variable warnings.
6421 * compressed_output.cc: Likewise.
6422 * compressed_output.h: Likewise.
6423 * configure: Likewise.
6424 * dwarf_reader.cc: Likewise.
6425 * dynobj.cc: Likewise.
6426 * dynobj.h: Likewise.
6427 * ehframe.cc: Likewise.
6428 * ehframe.h: Likewise.
6429 * errors.cc: Likewise.
6430 * expression.cc: Likewise.
6431 * fileread.cc: Likewise.
6432 * fileread.h: Likewise.
6433 * freebsd.h: Likewise.
6434 * i386.cc: Likewise.
6436 * incremental.h: Likewise.
6437 * layout.cc: Likewise.
6438 * layout.h: Likewise.
6439 * mapfile.cc: Likewise.
6440 * merge.cc: Likewise.
6441 * merge.h: Likewise.
6442 * object.cc: Likewise.
6443 * object.h: Likewise.
6444 * options.h: Likewise.
6445 * output.cc: Likewise.
6446 * output.h: Likewise.
6447 * parameters.cc: Likewise.
6448 * plugin.cc: Likewise.
6449 * powerpc.cc: Likewise.
6450 * reduced_debug_output.cc: Likewise.
6451 * reduced_debug_output.h: Likewise.
6452 * reloc.cc: Likewise.
6453 * reloc.h: Likewise.
6454 * resolve.cc: Likewise.
6455 * script-sections.cc: Likewise.
6456 * script.cc: Likewise.
6457 * script.h: Likewise.
6458 * sparc.cc: Likewise.
6459 * symtab.cc: Likewise.
6460 * symtab.h: Likewise.
6461 * target-select.cc: Likewise.
6462 * target-select.h: Likewise.
6463 * token.h: Likewise.
6464 * workqueue.cc: Likewise.
6465 * workqueue.h: Likewise.
6466 * x86_64.cc: Likewise.
6468 2009-12-10 Doug Kwan <dougkwan@google.com>
6470 * arm.cc (attributes.h): New include.
6471 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6472 (Arm_relobj::~Arm_relobj): Delete object pointed by
6473 attributes_section_data_.
6474 (Arm_relobj::attributes_section_data): New method definition.
6475 (Arm_relobj::attributes_section_data_): New data member declaration.
6476 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6477 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6478 attributes_section_data_.
6479 (Arm_dynobj::attributes_section_data): New method definition.
6480 (Arm_dynobj::attributes_section_data_): New data member declaration.
6481 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6482 initialization value of may_use_blx_ to false.
6483 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6484 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6485 object attributes to compute results instead of hard-coding.
6486 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6487 Target_arm::get_secondary_compatible_arch,
6488 Target_arm::set_secondary_compatible_arch
6489 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6490 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6491 New method declarations.
6492 (Target_arm::get_aeabi_object_attribute): New method definition.
6493 (Target_arm::attributes_section_data_): New data member declaration.
6494 (read_arm_attributes_section): New template definition.
6495 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6496 (Arm_dynobj::do_read_symbols): Ditto.
6497 (Target_arm::do_finalize_sections): Merge attributes sections from
6498 input. Check for BLX use after attributes section merging.
6499 Fix __exidx_start and __exidx_end visibility. Create an
6500 .ARM.attributes section if necessary.
6501 (Target_arm::get_secondary_compatible_arch,
6502 Target_arm::set_secondary_compatible_arch,
6503 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6504 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6505 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6506 New method definitions.
6508 2009-12-09 Ian Lance Taylor <iant@google.com>
6510 * plugin.cc (Plugin::load): Don't cast from void* to a function
6513 2009-12-09 Ian Lance Taylor <iant@google.com>
6515 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6518 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6520 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6521 Replace two_file_shared_1.so with two_file_shared_2.so.
6522 * testsuite/Makefile.in: Regenerated.
6524 2009-12-08 Doug Kwan <dougkwan@google.com>
6526 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6527 (HFILES): Add attributes.h and int_encoding.h.
6528 * Makefile.in: Regenerate.
6529 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6530 function definitions to int_encoding.cc
6531 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6532 prototypes to int_encoding.h
6533 * reduced_debug_output.cc (int_encoding.h): New include.
6534 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6535 function definitions to int_encoding.cc
6536 (insert_into_vector, read_from_pointer): Move template definitions to
6538 * attributes.cc: New file.
6539 * attributes.h: New file.
6540 * int_encoding.cc: New file.
6541 * int_encoding.h: New file.
6543 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6546 * incremental-dump.cc (dump_incremental_inputs): New.
6547 (main): Use dump_incremental_inputs.
6549 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6552 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6553 checking elfcpp::STT_FUNC.
6554 (Target_i386::Relocate::relocate): Likewise.
6555 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6557 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6558 symbols from shared libraries into normal FUNC symbols.
6560 * symtab.h (Symbol): Add is_func and use it.
6562 2009-12-05 Doug Kwan <dougkwan@google.com>
6564 * arm.cc (Target_arm::arm_info): Initialize new fields
6565 attributes_section and attributes_vendor.
6566 * i386.cc (Target_i386::i386_info): Same.
6567 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6568 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6569 fields attributes_section and attributes_vendor.
6570 * sparc.cc (Target_sparc::sparc_info): Same.
6571 * target.h (Target::attributes_section, Target::attributes_vendor,
6572 Target::is_attributes_section, Target::attribute_arg_type,
6573 Target::attributes_order): New method definitions.
6574 (Target::Target_info::attributes_section,
6575 Target::Target_info::attributes_vendor): New fields.
6576 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6577 virtual method definitions.
6578 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6579 attributes_section and attributes_vendor.
6580 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6582 2009-12-05 Doug Kwan <dougkwan@google.com>
6584 * arm.cc: Update comments about interworking and stub generation.
6585 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6586 considered as non-PIC.
6587 (Arm_relocate_functions::base_abs): Fix formatting.
6588 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6589 of function to use GOT entry address instead of offset.
6590 (Target_arm::Scan::global): Issue an error if a symbol would need a
6591 PLT does not get one because it is untyped. Remove code to create
6592 dynamic symbols for relative branches.
6593 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6594 takes unsigned integer instead of boolean.
6596 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6598 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6599 (two_file_test_LDADD): Likewise.
6600 (common_test_1_LDADD): Likewise.
6601 (exception_test_LDADD) Likewise.
6602 (weak_test_LDADD): Likewise.
6603 (many_sections_test_LDADD): Likewise.
6604 (initpri1_LDADD): Likewise.
6605 (script_test_1_LDADD): Likewise.
6606 (script_test_2_LDADD): Likewise.
6607 (justsyms_LDADD): Likewise.
6608 (binary_test_LDADD): Likewise.
6609 (large_LDADD): Likewise.
6610 * testsuite/Makefile.in: Regenerated.
6612 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6614 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6615 (Symbol_table::override_with_special): Likewise.
6616 (Symbol_table::add_from_object): Likewise.
6618 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6620 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6621 Don't set the data_offset twice.
6623 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6625 * testsuite/Makefile.in: Regenerate.
6627 2009-12-03 Doug Kwan <dougkwan@google.com>
6629 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6630 (Target_arm::do_finalize_sections): Add parameter for symbol table
6631 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6632 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6633 parameter for symbol table pointer.
6634 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6635 an additional parameter for a pointer to symbol table.
6636 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6637 parameter for a symbol table pointer.
6638 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6639 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6641 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6642 parameter for a symbol table pointer.
6644 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6646 * incremental.cc (Incremental_inputs_header)
6647 (Incremental_inputs_header_write, Incremental_inputs_entry)
6648 (Incremental_inputs_entry_write): Move ...
6649 * incremental.h (Incremental_inputs_header)
6650 (Incremental_inputs_header_write, Incremental_inputs_entry)
6651 (Incremental_inputs_entry_write): here.
6653 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6655 * incremental.cc (make_sized_incremental_binary): Set the target.
6656 Error if it is incompatible.
6657 * output.h (Output_file): Add filename method.
6659 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6661 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6662 from the get_* methods.
6664 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6666 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6667 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6668 Write 0 for the data_offset of scripts.
6670 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6672 * testsuite/Makefile.am: Add the incremental_test.sh test.
6673 * testsuite/incremental_test.sh: New.
6674 * testsuite/incremental_test_1.c: New.
6675 * testsuite/incremental_test_2.c: New.
6677 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6679 * incremental-dump.cc (main): Fix typos.
6681 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6684 * incremental-dump.cc (main): Use llu to print 64 bit values.
6686 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6687 H.J. Lu <hongjiu.lu@intel.com>
6689 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6691 (incremental_dump_LDADD): Likewise.
6692 * Makefile.in: Regenerated.
6694 2009-11-25 Doug Kwan <dougkwan@google.com>
6698 2009-11-25 Doug Kwan <dougkwan@google.com>
6700 * arm.cc (Target_arm::Target_arm): Move method definition
6701 outside of class definition. Add code to handle
6702 --target1-rel, --target1-abs and --target2= options.
6703 (Target_arm::get_reloc_reloc_type): Change method to be
6704 non-static and const.
6705 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6706 New data member declaration.
6707 (Target_arm::Scan::local, Target_arm::Scan::global,
6708 Target_arm::Relocate::relocate,
6709 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6710 Adjust call to Target_arm::get_real_reloc_type.
6711 (Target_arm::get_real_reloc_type): Use command line options
6712 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6713 * options.h (--target1-rel, --target1-abs, --target2): New
6716 2009-11-25 Doug Kwan <dougkwan@google.com>
6718 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6719 class definition. Add code to handle --target1-rel, --target1-abs
6720 and --target2= options.
6721 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6723 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6725 (Target_arm::Scan::local, Target_arm::Scan::global,
6726 Target_arm::Relocate::relocate,
6727 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6728 call to Target_arm::get_real_reloc_type.
6729 (Target_arm::get_real_reloc_type): Use command line options to
6730 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6731 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6734 2009-11-25 Doug Kwan <dougkwan@google.com>
6736 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6737 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6738 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6740 (Arm_relocate_functions::thm_call): Replace body with a call to
6741 Arm_relocate_functions::thumb_branch_common.
6742 (Arm_relocate_functions::thm_jump24,
6743 Arm_relocate_functions::thm_xpc22): New method definitions.
6744 (Arm_relocate_functions::thumb_branch_common): New method definition.
6745 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6747 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6748 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6750 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6752 * Makefile.am: Build incremental-dump
6753 * Makefile.in: Regenerate.
6754 * incremental-dump.cc: New.
6755 * incremental.cc (Incremental_inputs_header_data,
6756 Incremental_inputs_entry_data): Move to incremental.h
6757 * incremental.h: (Incremental_inputs_header_data,
6758 Incremental_inputs_entry_data): Move from incremental.cc
6760 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6762 * incremental.cc (Incremental_inputs_header,
6763 Incremental_inputs_header_write, Incremental_inputs_entry,
6764 Incremental_inputs_entry_write): Add a typedef with the data type.
6766 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6768 * incremental.cc (Incremental_inputs_header,
6769 Incremental_inputs_header_write, Incremental_inputs_entry,
6770 Incremental_inputs_entry_write): Update comment about which
6771 type has the filed descriptions.
6773 2009-11-15 Doug Kwan <dougkwan@google.com>
6775 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6776 (Arm_relocate_functions::arm_branch_common): Change method defintion
6777 in class definition to a method declaration and update list of formal
6779 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6780 Arm_relocation_functions::jump24): Adjust call to
6781 Arm_relocate_functions::arm_branch_common. Update list of formal
6783 (Arm_relocate_functions::xpc25): New method definition.
6784 (Arm_relocate_functions::arm_branch_common): Move method defintion
6785 out from class definition. Use stubs for mode-switching and extending
6787 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6788 specially. Change code to enable use of stubs in ARM branches.
6790 2009-11-10 Doug Kwan <dougkwan@google.com>
6792 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6793 in method declaration.
6794 (Target_arm::relocate_stub): New method declaration.
6795 (Target_arm::default_target): Change to return a pointer instead of
6797 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6798 Target_arm::default_target.
6799 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6801 (Target_arm::relocate_section): Adjust view.
6802 (Target_arm::relocate_stub): New method definition.
6804 2009-11-10 Doug Kwan <dougkwan@google.com>
6806 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6808 * incremental.cc (open_incremental_binary): Initialized local
6809 variables to avoid warnings.
6810 * object.cc (make_elf_object): Ditto.
6811 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6814 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6817 * testsuite/plugin_test.c: Include "config.h".
6819 2009-11-09 Doug Kwan <dougkwan@google.com>
6821 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6822 (arm_symbol_value): Remove.
6823 (Arm_relocate_functions::arm_branch_common,
6824 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6825 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6826 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6827 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6828 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6829 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6830 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6831 Arm_relocate_functions::thm_mobw_abs_nc,
6832 Arm_relocate_functions::thm_mov_abs,
6833 Arm_relocate_functions::movw_prel_nc,
6834 Arm_relocate_functions::thm_movt_abs,
6835 Arm_relocate_functions::movt_prel,
6836 Arm_relocate_functions::thm_movw_prel_nc,
6837 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6838 (Target_arm::Relocate::relocate): Only decompose address into two
6839 parts if relocation type uses the thumb-bit and pass the actual
6840 bit instead of a flag indicating that the thumb-bit is used. Adjust
6841 calls to methods in Arm_relocate_functions for this change.
6843 2009-11-08 Ian Lance Taylor <iant@google.com>
6846 * reloc.cc: Instantiate
6847 Sized_relobj::initialize_input_to_output_maps and
6848 Sized_relobj:free_input_to_output_maps.
6850 2009-11-06 Ian Lance Taylor <iant@google.com>
6853 * defstd.cc (in_segment): Set only_if_ref true for "end".
6855 2009-11-06 Doug Kwan <dougkwan@google.com>
6857 * arm.cc (class Reloc_stub): Correct a comment.
6858 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6859 (Target_arm::scan_section_for_stubs): New method declaration.
6860 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6861 Change methods from private to protected.
6862 (Target_arm::do_may_relax): New method definition.
6863 (Target_arm::do_relax, Target_arm::group_sections,
6864 Target_arm::scan_reloc_for_stub,
6865 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6866 (Target_arm::arm_input_section_map_): New data member declaration.
6867 (Target_arm::scan_reloc_for_stub,
6868 Target_arm::scan_reloc_section_for_stubs,
6869 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6870 Target_arm::do_relax): New method definitions.
6872 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6874 * configure.ac: Check for (struct stat)::st_mtim
6875 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6876 * config.in: Regenerate.
6877 * configure: Regenerate.
6879 2009-11-05 Ian Lance Taylor <iant@google.com>
6882 * output.cc (Output_segment::add_output_section): Add missing
6885 2009-11-04 Ian Lance Taylor <iant@google.com>
6888 * object.h (class Object): Add is_needed and set_is_needed
6889 methods. Add is_needed_ field. Make bool fields into bitfields.
6890 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6891 defined in a dynamic object and referenced by a regular object,
6892 set is_needed for the dynamic object.
6893 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6894 if the file is marked with as_needed and it is not needed.
6896 2009-11-04 Ian Lance Taylor <iant@google.com>
6899 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6900 tags if data is discarded by linker script.
6901 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6902 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6903 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6904 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6906 2009-11-04 Ian Lance Taylor <iant@google.com>
6908 * layout.cc (Layout::get_output_section): Add is_interp and
6909 is_dynamic_linker_section parameters. Change all callers.
6910 (Layout::choose_output_section): Likewise.
6911 (Layout::make_output_section): Likewise.
6912 (Layout::add_output_section_data): Add is_dynamic_linker_section
6913 parameter. Change all callers.
6914 * layout.h (class Layout): Update declarations.
6915 * output.h (class Output_section): Add is_interp, set_is_interp,
6916 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6917 Add is_interp_, is_dynamic_linker_section_ fields. Change
6918 generate_code_fills_at_write_ to a bitfield.
6919 * output.cc (Output_section::Output_sections): Initialize new
6921 (Output_segment::add_output_section): Add do_sort parameter.
6924 2009-11-03 Ian Lance Taylor <iant@google.com>
6927 * options.h (class General_options): Add --warn-common.
6928 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
6929 merging two common symbols.
6930 (Symbol_table::should_override): Handle --warn-common when merging
6931 a common symbol with a defined symbol. Use report_resolve_problem
6932 for multiple definitions.
6933 (Symbol_table::report_resolve_problem): New function.
6934 * symtab.h (class Symbol_table): Declare report_resolve_problem.
6936 2009-11-03 Doug Kwan <dougkwan@google.com>
6938 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
6940 (Target_arm::stub_factory): New method definition.
6941 (Target_arm::new_arm_input_section,
6942 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
6943 Target_arm::reloc_uses_thumb_bit): New method declarations.
6944 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
6945 New type definitions.
6946 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
6947 member declarations.
6948 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
6949 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
6950 New method definitions.
6952 2009-11-03 Ian Lance Taylor <iant@google.com>
6954 * options.h (class General_options): Add --warn_constructors.
6956 2009-11-03 Ian Lance Taylor <iant@google.com>
6959 * defstd.cc (in_section): Add entries for __rel_iplt_start,
6960 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
6962 2009-11-03 Ian Lance Taylor <iant@google.com>
6965 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
6966 --msgid-bugs-address.
6967 (install-pdf): New target.
6968 (install-data_yes): Look up one directory to find mkinstalldirs.
6970 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
6972 * po/Make-in (.po.gmo): Don't generate .gmo files in source
6975 2009-10-30 Doug Kwan <dougkwan@google.com>
6977 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
6979 2009-10-30 Doug Kwan <dougkwan@google.com>
6981 * arm.cc (Stub_addend_reader): New struct template definition
6982 and partial specializations.
6983 (Stub_addend_reader::operator()): New method definition for a
6984 partially specialized template.
6986 2009-10-30 Doug Kwan <dougkwan@google.com>
6988 * arm.cc (Arm_relobj::processor_specific_flags): New method
6990 (Arm_relobj::do_read_symbols): New method declaration.
6991 (Arm_relobj::processor_specific_flags_): New data member declaration.
6992 (Arm_dynobj): New class definition.
6993 (Target_arm::do_finalize_sections): Add input_objects parameter.
6994 (Target_arm::do_adjust_elf_header): New method declaration.
6995 (Target_arm::are_eabi_versions_compatible,
6996 (Target_arm::merge_processor_specific_flags): New method declaration.
6997 (Target_arm::do_make_elf_object): New overloaded method definitions
6999 (Arm_relobj::do_read_symbols): New method definition.
7000 (Arm_dynobj::do_read_symbols): Ditto.
7001 (Target_arm::do_finalize_sections): Add input_objects parameters.
7002 Merge processor-specific flags from all input objects.
7003 (Target_arm::are_eabi_versions_compatible,
7004 Target_arm::merge_processor_specific_flags,
7005 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7006 New method definitions.
7007 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7008 Input_objects pointer type parameter.
7009 * layout.cc (Layout::finalize): Pass input objects to target's.
7010 finalize_sections function.
7011 * output.cc (Output_file_header::do_sized_write): Set ELF file
7012 header's processor-specific flags.
7013 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7014 Input_objects pointer type parameter.
7015 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7016 * target.h (Input_objects): New forward class declaration.
7017 (Target::processor_specific_flags,
7018 Target::are_processor_specific_flags_sect): New method definitions.
7019 (Target::finalize_sections): Add input_objects parameter.
7020 (Target::Target): Initialize processor_specific_flags_ and
7021 are_processor_specific_flags_set_.
7022 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7024 (Target::set_processor_specific_flags): New method definition.
7025 (Target::processor_specific_flags_,
7026 Target::are_processor_specific_flags_set_): New data member
7028 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7029 Input_objects pointer type parameter.
7031 2009-10-30 Doug Kwan <dougkwan@google.com>
7033 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7035 2009-10-28 Ian Lance Taylor <iant@google.com>
7037 * object.h (class Relobj): Drop options parameter from
7038 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7039 do_scan_relocs, do_relocate. Change all callers.
7040 (class Sized_relobj): Drop options parameters from
7041 do_gc_process_relocs, do_scan_relocs, do_relocate,
7042 do_relocate_sections, relocate_sections, emit_relocs_scan,
7043 emit_relocs_scan_reltype. Change all callers.
7044 (struct Relocate_info): Remove options field and all references to
7046 * reloc.h (class Read_relocs): Remove options constructor
7047 parameter and options_ field. Change all callers.
7048 (class Gc_process_relocs, class Scan_relocs): Likewise.
7049 (class Relocate_task): Likewise.
7050 * target-reloc.h (scan_relocs): Remove options parameter. Change
7052 (scan_relocatable_relocs): Likewise.
7053 * target.h (class Sized_target): Remove options parameter from
7054 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7056 * gc.h (gc_process_relocs): Remove options parameter. Change all
7058 * arm.cc: Update functions to remove options parameters.
7059 * i386.cc: Likewise.
7060 * powerpc.cc: Likewise.
7061 * sparc.cc: Likewise.
7062 * x86_64.cc: Likewise.
7063 * testsuite/testfile.cc: Likewise.
7065 2009-10-28 Doug Kwan <dougkwan@google.com>
7067 * arm.cc (Arm_relobj): New class definition.
7068 (Arm_relobj::scan_sections_for_stubs,
7069 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7070 New method definitions.
7072 2009-10-28 Cary Coutant <ccoutant@google.com>
7074 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7075 (Plugin::cleanup_done_): New member.
7076 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7077 (Plugin_manager::cleanup_done_): Remove.
7078 (Plugin_manager::add_input_file): Edit error message.
7079 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7080 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7082 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7084 * fileread.cc: (File_read::View::~View): Use the new
7085 data_ownership_ filed.
7086 (File_read::~File_read): Dispose the new whole_file_view_.
7087 (File_read::open): Mmap the whole file if needed.
7088 (File_read::open): Use whole_file_view_ instead of contents_.
7089 (File_read::find_view): Use whole_file_view_ if applicable.
7090 (File_read::do_read): Use whole_file_view_ instead of contents_.
7091 (File_read::make_view): Use whole_file_view_ instead of contents_,
7092 update File_read::View::View call.
7093 (File_read::find_or_make_view): Update File_read::View::View
7095 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7097 (File_read::View::Data_ownership): New enum.
7098 (File_read::View::View): Replace bool mapped_ with Data_ownership
7100 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7101 (File_read::View::data_ownership_): New field.
7102 (File_read::contents_): Remove (replaced by whole_file_view_).
7103 (File_read::whole_file_view_): New field.
7104 * options.h (class General_options): Add --keep-files-mapped.
7106 2009-10-27 Cary Coutant <ccoutant@google.com>
7108 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7109 * testsuite/Makefile.am (plugin_test_5): New test case.
7110 * testsuite/Makefile.in: Regenerate.
7112 2009-10-25 Doug Kwan <dougkwan@google.com>
7114 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7115 from private to protected to allow access by child class.
7116 (Sized_relobj::do_relocate_sections): New method declaration.
7117 (Sized_relobj::relocate_sections): Virtualize.
7118 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7119 Sized_relobj::relocate_sections. Instantiate template explicitly
7120 for different target sizes and endianity.
7122 2009-10-24 Doug Kwan <dougkwan@google.com>
7124 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7125 (Arm_input_section::as_arm_input_section): New method.
7126 (Arm_output_section): New class definition.
7127 (Arm_output_section::create_stub_group,
7128 Arm_output_section::group_sections): New method definitions.
7130 2009-10-22 Doug Kwan <dougkwan@google.com>
7132 * arm.cc (Arm_input_section): New class definition.
7133 (Arm_input_section::init, Arm_input_section:do_write,
7134 Arm_input_section::set_final_data_size,
7135 Arm_input_section::do_reset_address_and_file_offset): New method
7138 2009-10-21 Doug Kwan <dougkwan@google.com>
7140 * arm.cc (Stub_table, Arm_input_section): New forward class
7142 (Stub_table): New class defintion.
7143 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7144 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7145 New method definition.
7147 2009-10-21 Doug Kwan <dougkwan@google.com>
7149 * arm.cc: Update copyright comments.
7150 (Target_arm): New forward class template declaration.
7151 (Arm_address): New type.
7152 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7153 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7154 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7156 (Insn_template): Same.
7157 (DEF_STUBS): New macro.
7158 (Stub_type): New enum type.
7159 (Stub_template): New class definition.
7162 (Stub_factory): Same.
7163 (Target_arm::Target_arm): Initialize may_use_blx_ and
7164 should_force_pic_veneer_.
7165 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7166 Target_arm::should_force_pic_veneer,
7167 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7168 Target_arm::using_thumb_only, Target_arm:;default_target): New
7170 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7171 New data member declarations.
7172 (Insn_template::size, Insn_template::alignment): New method defintions.
7173 (Stub_template::Stub_template): New method definition.
7174 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7175 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7176 (Stub_factory::Stub_factory): New method definition.
7177 * gold.h (string_hash): New template.
7178 * output.h (Input_section_specifier::hash_value): Use
7180 (Input_section_specifier::string_hash): Remove.
7181 * stringpool.cc (Stringpool_template::string_hash): Use
7184 2009-10-20 Doug Kwan <dougkwan@google.com>
7186 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7187 symbols of relaxed input sections.
7188 * output.h (Output_section::find_relaxed_input_section): Make
7191 2009-10-16 Doug Kwan <dougkwan@google.com>
7193 * dynobj.cc (Versions::Versions): Initialize version_script_.
7194 Only insert base version symbol definition for a shared object
7195 if version script defines any version versions.
7196 (Versions::define_base_version): New method definition.
7197 (Versions::add_def): Check that base version is not needed.
7198 (Versions::add_need): Define base version lazily.
7199 * dynobj.h (Versions::define_base_version): New method declaration.
7200 (Versions::needs_base_version_): New data member declaration.
7201 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7202 (check_DATA): Add no_version_test.stdout.
7203 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7205 * testsuite/Makefile.in: Regenerate.
7206 * testsuite/no_version_test.c: New file.
7207 * testsuite/no_version_test.sh: Ditto.
7209 2009-10-16 Doug Kwan <dougkwan@google.com>
7211 * expression.cc (class Segment_start_expression): New class definition.
7212 (Segment_start_expression::value): New method definition.
7213 (script_exp_function_segment_start): Return a new
7214 Segment_start_expression.
7215 * gold/script-c.h (script_saw_segment_start_expression): New function
7217 * script-sections.cc (Script_sections::Script_sections): Initialize
7218 SAW_SEGMENT_START_EXPRESSION_ to false.
7219 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7220 and -Tbbs options to specify section addresses if given in
7221 command line and no SEGMENT_START expression is seen in a script.
7222 * script-sections.h (Script_sections::saw_segment_start_expression,
7223 Script_sections::set_saw_segment_start_expression): New method
7225 (Script_sections::saw_segment_start_expression_): New data member
7227 * script.cc (script_saw_segment_start_expression): New function.
7228 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7229 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7230 script_test_7.sh and script_test_8.sh.
7231 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7232 script_test_8.stdout.
7233 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7234 (script_test_6, script_test_6.stdout, script_test_7,
7235 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7236 * Makefile.in: Regenerate.
7237 * testsuite/script_test_6.sh: New file.
7238 * testsuite/script_test_6.t: Same.
7239 * testsuite/script_test_7.sh: Same.
7240 * testsuite/script_test_7.t: Same.
7241 * testsuite/script_test_8.sh: Same.
7243 2009-10-16 Doug Kwan <dougkwan@google.com>
7245 * output.cc (Output_segment::set_section_list_address): Cast
7246 expressions to unsigned long long type to avoid format warnings.
7248 2009-10-15 Ian Lance Taylor <iant@google.com>
7250 * script.cc (Script_options::add_symbol_assignment): Always add a
7251 dot assignment to script_sections_.
7252 * script-sections.cc (Script_sections::add_dot_assignment):
7253 Initialize if necessary.
7255 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7256 program headers with no load segment if there is a linker script.
7258 * layout.cc (Layout::set_segment_offsets): Align the file offset
7259 to the segment aligment for -N or -n with no load segment.
7260 * output.cc (Output_segment::add_output_section): Don't crash if
7261 the first section is a TLS section.
7262 (Output_segment::set_section_list_addresses): Print an error
7263 message if the address moves backward in a linker script.
7264 * script-sections.cc
7265 (Output_section_element_input::set_section_addresses): Don't
7266 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7267 (Orphan_output_section::set_section_addresses): Likewise.
7269 2009-10-15 Doug Kwan <dougkwan@google.com>
7271 * layout.cc (Layout::finish_dynamic_section): Generate tags
7272 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7273 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7274 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7276 2009-10-14 Ian Lance Taylor <iant@google.com>
7278 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7280 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7281 data_shdr fields of relinfo.
7282 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7283 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7284 R_386_TLS_LDO_32, adjust based on section flags.
7285 (Target_i386::Relocate::fix_up_ldo): Remove.
7287 2009-10-13 Ian Lance Taylor <iant@google.com>
7289 Add support for -pie.
7290 * options.h (class General_options): Add -pie and
7292 (General_options::output_is_position_independent): Test -pie.
7293 (General_options::output_is_executable): Return true if not shared
7294 and not relocatable.
7295 (General_options::output_is_pie): Remove.
7296 * options.cc (General_options::finalize): Reject incompatible uses
7298 * gold.cc (queue_middle_tasks): A -pie link is not static.
7299 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7300 * symtab.cc (Symbol::final_value_is_known): Return false if
7301 output_is_position_independent.
7302 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7303 output_is_position_independent.
7304 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7305 output_is_position_independent.
7306 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7307 output_is_position_independent.
7308 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7310 (basic_pie_test.o, basic_pie_test): New targets.
7311 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7312 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7313 (two_file_pie_test): New target.
7314 * testsuite/Makefile.in: Rebuild.
7315 * README: Remove note saying that -pie is not supported.
7317 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7319 * options.h (class General_options): Add -init and -fini.
7320 * layout.cc (Layout::finish_dynamic_section): Emit
7321 given init and fini functions.
7323 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7325 * gc.h (gc_process_relocs): Check if icf is enabled using new
7327 * gold.cc (queue_initial_tasks): Likewise.
7328 (queue_middle_tasks): Likewise.
7329 * object.cc (do_layout): Likewise.
7330 * symtab.cc (is_section_folded): Likewise.
7331 * main.cc (main): Likewise.
7332 * reloc.cc (Read_relocs::run): Likewise.
7333 (Sized_relobj::do_scan_relocs): Likewise.
7334 * icf.cc (is_function_ctor_or_dtor): New function.
7335 (Icf::find_identical_sections): Check if function is ctor or dtor when
7337 * options.h (General_options::icf): Change option to be an enum.
7338 (Icf_status): New enum.
7339 (icf_enabled): New method.
7340 (icf_safe_folding): New method.
7341 (set_icf_status): New method.
7342 (icf_status_): New variable.
7343 * (options.cc) (General_options::finalize): Set icf_status_.
7344 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7345 icf_test and icf_keep_unique_test to use the --icf enum flag.
7346 * testsuite/icf_safe_test.sh: New file.
7347 * testsuite/icf_safe_test.cc: New file.
7349 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7351 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7352 includes to gc.h and icf.h.
7353 * arm.cc: Include gc.h.
7354 * gold.cc: Likewise.
7355 * i386.cc: Likewise.
7356 * powerpc.cc: Likewise.
7357 * sparc.cc: Likewise.
7358 * x86_64.cc: Likewise.
7359 * gc.h: Include icf.h.
7361 2009-10-11 Ian Lance Taylor <iant@google.com>
7363 * plugin.cc: Include "gold.h" before other header files.
7365 2009-10-10 Chris Demetriou <cgd@google.com>
7367 * options.h (Input_file_argument::Input_file_type): New enum.
7368 (Input_file_argument::is_lib_): Replace with...
7369 (Input_file_argument::type_): New member.
7370 (Input_file_argument::Input_file_argument): Take Input_file_type
7371 'type' rather than boolean 'is_lib' as second argument.
7372 (Input_file_argument::is_lib): Use type_.
7373 (Input_file_argument::is_searched_file): New function.
7374 (Input_file_argument::may_need_search): Handle is_searched_file.
7375 * options.cc (General_options::parse_library): Support -l:filename.
7376 (General_options::parse_just_symbols): Update for Input_file_argument
7378 (Command_line::process): Likewise.
7379 * archive.cc (Archive::get_file_and_offset): Likewise.
7380 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7381 * script.cc (read_script_file, script_add_file): Likewise.
7382 * fileread.cc (Input_file::Input_file): Likewise.
7383 (Input_file::will_search_for): Handle is_searched_file.
7384 (Input_file::open): Likewise.
7385 * readsyms.cc (Read_symbols::get_name): Likewise.
7386 * testsuite/Makefile.am (searched_file_test): New test.
7387 * testsuite/Makefile.in: Regenerate.
7388 * testsuite/searched_file_test.cc: New file.
7389 * testsuite/searched_file_test_lib.cc: New file.
7391 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7392 Ian Lance Taylor <iant@google.com>
7394 * descriptor.cc: Include <cstdio> and "binary-io.h".
7395 (Descriptors::open): Open the files in binary mode always.
7396 * script.cc (Lex::get_token): Treat \r as whitespace.
7398 2009-10-09 Ian Lance Taylor <iant@google.com>
7400 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7402 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7403 Ian Lance Taylor <iant@google.com>
7405 * configure.ac: Check for readv function also.
7406 * fileread.cc (readv): Define if not HAVE_READV.
7407 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7409 * config.in: Regenerate.
7410 * configure: Regenerate.
7412 2009-10-09 Doug Kwan <dougkwan@google.com>
7414 * layout.cc (Layout::make_output_section): Call target hook to make
7415 ordinary output section.
7416 (Layout::finalize): Adjust parameter list of call the
7417 Target::may_relax().
7418 * layout.h (class Layout::section_list): New method.
7419 * merge.h (Output_merge_base::entsize): Change visibility to public.
7420 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7422 (Output_merge_string::do_is_string): New method.
7423 * object.cc (Sized_relobj::do_setup): renamed from
7424 Sized_relobj::set_up.
7425 * object.h (Sized_relobj::adjust_shndx,
7426 Sized_relobj::initializ_input_to_output_maps,
7427 Sized_relobj::free_input_to_output_maps): Change visibilities to
7429 (Sized_relobj::setup): Virtualize.
7430 (Sized_relobj::do_setup): New method declaration.
7431 (Sized_relobj::invalidate_section_offset,
7432 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7433 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7434 * options.cc (parse_int): New function.
7435 * options.h (parse_int): New declaration.
7436 (DEFINE_int): New macro.
7437 (stub_group_size): New option.
7438 * output.cc (Output_section::Output_section): Initialize memebers
7439 merge_section_map_, merge_section_by_properties_map_,
7440 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7441 (Output_section::add_input_section): Handled deferred code-fill
7442 generation and remove an old comment.
7443 (Output_section::add_relaxed_input_section): New method definition.
7444 (Output_section::add_merge_input_section): Use merge section by
7445 properties map to speed to search. Update merge section maps
7447 (Output_section::build_relaxation_map): New method definition.
7448 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7450 (Output_section::relax_input_section): Renamed to
7451 Output_section::convert_input_sections_to_relaxed_sections and change
7452 interface to take a vector of pointers to relaxed sections.
7453 (Output_section::find_merge_section,
7454 Output_section::find_relaxed_input_section): New method definitions.
7455 (Output_section::is_input_address_mapped,
7456 Output_section::output_offset, Output_section::output_address):
7457 Use output section data maps to speed up searching.
7458 (Output_section::find_starting_output_address): Add comments.
7459 (Output_section::do_write,
7460 Output_section::write_to_postprocessing_buffer): Do code-fill
7461 generation as appropriate.
7462 (Output_section::get_input_sections): Invalidate relaxed input section
7464 (Output_section::restore_states): Adjust type of checkpoint .
7465 Invalidate relaxed input section map.
7466 * output.h (Output_merge_base): New class declaration.
7467 (Input_section_specifier): New class defintion.
7468 (class Output_relaxed_input_section) Change base class to
7469 Output_section_data_build.
7470 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7471 base class initializer.
7472 (Output_section::add_relaxed_input_section): New method declaration.
7473 (Output_section::Input_section): Change visibility to protected.
7474 (Output_section::Input_section::relobj,
7475 Output_section::Input_section::shndx): Handle relaxed input sections.
7476 Output_section::input_sections) Change visibility to protected. Also
7477 define overload to return a non-const pointer.
7478 (Output_section::Merge_section_properties): New class defintion.
7479 (Output_section::Merge_section_by_properties_map,
7480 Output_section::Output_section_data_by_input_section_map,
7481 Output_section::Relaxation_map): New types.
7482 (Output_section::relax_input_section): Rename method to
7483 Output_section::convert_input_sections_to_relaxed_sections and change
7484 interface to take a vector of relaxed section pointers.
7485 (Output_section::find_merge_section,
7486 Output_section::find_relaxed_input_section,
7487 Output_section::build_relaxation_map,
7488 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7489 New method declarations.
7490 (Output_section::merge_section_map_
7491 Output_section::merge_section_by_properties_map_,
7492 Output_section::relaxed_input_section_map_,
7493 Output_section::is_relaxed_input_section_map_valid_,
7494 Output_section::generate_code_fills_at_write_): New data members.
7495 * script-sections.cc
7496 (Output_section_element_input::set_section_addresses): Call
7497 current_data_size and addralign methods of relaxed input sections.
7498 (Orphan_output_section::set_section_addresses): Call current_data_size
7499 and addralign methods of relaxed input sections.
7500 * symtab.cc (Symbol_table::compute_final_value): Extract template
7501 from the body of Symbol_table::sized_finalize_symbol.
7502 (Symbol_table::sized_finalized_symbol): Call
7503 Symbol_table::compute_final_value.
7504 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7505 (Symbol_table::compute_final_value): New templated method declaration.
7506 * target.cc (Target::do_make_output_section): New method defintion.
7507 * target.h (Target::make_output_section): New method declaration.
7508 (Target::relax): Add more parameters for input objects, symbol table
7509 and layout. Adjust call to do_relax.
7510 (Target::do_make_output_section): New method declaration.
7511 (Target::do_relax): Add parameters for input objects, symbol table
7514 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7516 * pread.c: Include stdio.h.
7518 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7520 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7523 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7525 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7526 Change read_shndx type to unsigned int.
7527 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7529 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7530 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7531 Change read_shndx type to unsigned int.
7532 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7534 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7535 * layout.cc (Layout::create_symtab_sections): Cast the result of
7536 local_symcount * symsize to off_t in the gold_assert.
7538 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7540 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7541 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7543 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7544 (Arm_relocate_functions::thm_abs5): New function.
7545 (Arm_relocate_functions::abs12): New function.
7546 (Arm_relocate_functions::abs16): New function.
7547 (Arm_relocate_functions::base_abs): New function.
7548 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7549 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7550 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7552 (Scan::global): Likewise.
7553 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7554 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7555 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7556 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7559 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7561 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7562 (Arm_relocate_functions::movt_prel): New function.
7563 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7564 (Arm_relocate_functions::thm_movt_prel): New function.
7565 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7566 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7567 (Scan::global, Relocate::relocate): Likewise.
7568 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7570 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7572 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7573 Incremental_checker.
7574 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7576 (class Incremental_inputs_header): New class.
7577 (Incremental_inputs_header_writer): Edit comment.
7578 (Incremental_inputs_entry): New class.
7579 (Incremental_inputs_entry_writer): Edit comment.
7580 (Sized_incremental_binary::do_find_incremental_inputs_section):
7581 Add *strtab_shndx parameter, fill it.
7582 (Sized_incremental_binary::do_check_inputs): New method.
7583 (Incremental_checker::can_incrementally_link_output_file): Use
7584 Sized_incremental_binary::check_inputs.
7585 (Incremental_inputs::report_command_line): Save command line in
7588 (Incremental_binary::find_incremental_inputs_section): New
7590 (Incremental_binary::do_find_incremental_inputs_section): Add
7591 strtab_shndx parameter.
7592 (Incremental_binary::do_check_inputs): New pure virtual method.
7593 (Sized_incremental_binary::do_check_inputs): Declare.
7594 (Incremental_checker::Incremental_checker): Add incremental_inputs
7595 parameter, use it to initialize incremental_inputs_.
7596 (Incremental_checker::incremental_inputs_): New field.
7597 (Incremental_checker::command_line): New method.
7598 (Incremental_checker::inputs): New method.
7599 (Incremental_checker::command_line_): New field.
7601 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7603 * incremental.cc: Include <cstdarg> and "target-select.h".
7604 (vexplain_no_incremental): New function.
7605 (explain_no_incremental): New function.
7606 (Incremental_binary::error): New method.
7607 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7609 (make_sized_incremental_binary): New function.
7610 (open_incremental_binary): New function.
7611 (can_incrementally_link_file): Add checks if output is ELF and has
7613 * incremental.h: Include "elfcpp_file.h" and "output.h".
7614 (Incremental_binary): New class.
7615 (Sized_incremental_binary): New class.
7616 (open_incremental_binary): Declare.
7617 * object.cc (is_elf_object): Use
7618 elfcpp::Elf_recognizer::is_elf_file.
7619 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7620 * output.h (Output_file::filesize): New method.
7622 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7624 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7626 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7627 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7629 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7631 (Arm_relocate_functions::movw_abs_nc): New function.
7632 (Arm_relocate_functions::movt_abs): New function.
7633 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7634 (Arm_relocate_functions::thm_movt_abs): New function.
7635 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7636 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7637 (Scan::global): Likewise.
7638 (Relocate::relocate): Likewise.
7639 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7641 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7643 * arm.cc (Arm_relocate_functions::got_prel) New function.
7644 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7645 (Relocate::relocate): Likewise.
7646 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7648 2009-10-06 Ian Lance Taylor <iant@google.com>
7650 * options.h (class General_options): Define
7651 split_stack_adjust_size parameter.
7652 * object.h (class Object): Add uses_split_stack_ and
7653 has_no_split_stack_ fields. Add uses_split_stack and
7654 has_no_split_stack accessor functions. Declare
7655 handle_split_stack_section.
7656 (class Reloc_symbol_changes): Define.
7657 (class Sized_relobj): Define Function_offsets. Declare
7658 split_stack_adjust, split_stack_adjust_reltype, and
7660 * object.cc (Object::handle_split_stack_section): New function.
7661 (Sized_relobj::do_layout): Call handle_split_stack_section.
7662 * dynobj.cc (Sized_dynobj::do_layout): Call
7663 handle_split_stack_section.
7664 * reloc.cc (Sized_relobj::relocate_sections): Call
7665 split_stack_adjust for executable sections in split_stack
7666 objects. Pass reloc_map to relocate_section.
7667 (Sized_relobj::split_stack_adjust): New function.
7668 (Sized_relobj::split_stack_adjust_reltype): New function.
7669 (Sized_relobj::find_functions): New function.
7670 * target-reloc.h: Include "object.h".
7671 (relocate_section): Add reloc_symbol_changes parameter. Change
7673 * target.h (class Target): Add calls_non_split method. Declare
7674 do_calls_non_split virtual method. Declare match_view and
7676 * target.cc: Include "elfcpp.h".
7677 (Target::do_calls_non_split): New function.
7678 (Target::match_view): New function.
7679 (Target::set_view_to_nop): New function.
7680 * gold.cc (queue_middle_tasks): Give an error if mixing
7681 split-stack and non-split-stack objects with -r.
7682 * i386.cc (Target_i386::relocate_section): Add
7683 reloc_symbol_changes parameter.
7684 (Target_i386::do_calls_non_split): New function.
7685 * x86_64.cc (Target_x86_64::relocate_section): Add
7686 reloc_symbol_changes parameter.
7687 (Target_x86_64::do_calls_non_split): New function.
7688 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7690 * powerpc.cc (Target_powerpc::relocate_section): Add
7691 reloc_symbol_changes parameter.
7692 * sparc.cc (Target_sparc::relocate_section): Add
7693 reloc_symbol_changes parameter.
7694 * configure.ac: Call AM_CONDITIONAL for the default target.
7695 * configure: Rebuild.
7696 * testsuite/Makefile.am (TEST_AS): New variable.
7697 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7698 (check_DATA): Add split_i386 and split_x86_64 files.
7699 (SPLIT_DEFSYMS): Define.
7700 (split_i386_[1234n].o): New targets.
7701 (split_i386_[124]): New targets.
7702 (split_i386_[1234r].stdout): New targets.
7703 (split_x86_64_[1234n].o): New targets.
7704 (split_x86_64_[124]): New targets.
7705 (split_x86_64_[1234r].stdout): New targets.
7706 (MOSTLYCLEANFILES): Add new executables.
7707 * testsuite/split_i386.sh: New file.
7708 * testsuite/split_x86_64.sh: New file.
7709 * testsuite/split_i386_1.s: New file.
7710 * testsuite/split_i386_2.s: New file.
7711 * testsuite/split_i386_3.s: New file.
7712 * testsuite/split_i386_4.s: New file.
7713 * testsuite/split_i386_n.s: New file.
7714 * testsuite/split_x86_64_1.s: New file.
7715 * testsuite/split_x86_64_2.s: New file.
7716 * testsuite/split_x86_64_3.s: New file.
7717 * testsuite/split_x86_64_4.s: New file.
7718 * testsuite/split_x86_64_n.s: New file.
7719 * testsuite/testfile.cc (Target_test): Update relocation_section
7721 * testsuite/Makefile.in: Rebuild.
7723 2009-10-06 Ian Lance Taylor <iant@google.com>
7725 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7726 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7727 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7728 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7729 the address on ldo_addrs_.
7730 (Target_i386::Relocate::fix_up_ldo): New function.
7732 2009-10-06 Rafael Espindola <espindola@google.com>
7734 * plugin.cc (add_input_library): New.
7735 (Plugin::load): Add add_input_library to tv.
7736 (Plugin_manager::add_input_file): Add the is_lib argument.
7737 (add_input_file): Update call to Plugin_manager::add_input_file.
7738 (add_input_library): New.
7739 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7741 2009-09-30 Doug Kwan <dougkwan@google.com>
7743 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7744 symbol and call Symbol::may_need_copy_reloc to determine if
7745 a copy reloc is needed.
7746 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7747 nocopyreloc is given in command line.
7748 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7749 given in command line.
7750 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7751 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7752 of the removed Target_i386::may_need_copy_reloc.
7753 * options.h (copyreloc): New option with default value false.
7754 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7755 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7756 instead of the removed Target_powerpc::may_need_copy_reloc.
7757 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7758 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7759 instead of the removed Target_sparc::may_need_copy_reloc.
7760 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7761 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7762 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7763 instead of the removed Target_x86_64::may_need_copy_reloc.
7765 2009-09-30 Ian Lance Taylor <iant@google.com>
7767 * object.h (class Object): Remove target_ field, and target,
7768 sized_target, and set_target methods.
7769 (Object::sized_target): Remove.
7770 (class Sized_relobj): Update declarations. Remove sized_target.
7771 * object.cc (Sized_relobj::setup): Remove target parameter.
7773 (Input_objects::add_object): Don't do anything with the target.
7774 (make_elf_sized_object): Add punconfigured parameter. Change all
7775 callers. Set or test parameter target.
7776 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7778 * parameters.cc (Parameters::set_target): Change parameter type to
7780 (Parameters::default_target): Remove.
7781 (set_parameters_target): Change parameter type to be non-const.
7782 (parameters_force_valid_target): New function.
7783 (parameters_clear_target): New function.
7784 * parameters.h (class Parameters): Update declarations. Remove
7785 default_target method. Add sized_target and clear_target
7786 methods. Change target_ to be non-const.
7787 (set_parameters_target): Update declaration.
7788 (parameters_force_valid_target): Declare.
7789 (parameters_clear_target): Declare.
7790 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7791 as NULL if we aren't searching.
7792 (Add_symbols::run): Don't check for compatible target.
7793 * fileread.cc (Input_file::open_binary): Call
7794 parameters_force_valid_target.
7795 * gold.cc (queue_middle_tasks): Likewise.
7796 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7797 set_target on object.
7798 * dynobj.h (class Sized_dynobj): Update declarations.
7799 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7800 make_elf_object returns NULL.
7801 (Archive::include_member): Don't check whether object target is
7803 * output.cc (Output_section::add_input_section): Get target from
7805 (Output_section::relax_input_section): Likewise.
7806 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7808 (Sized_relobj::do_scan_relocs): Likewise.
7809 (Sized_relobj::relocate_sections): Likewise.
7810 * resolve.cc (Symbol_table::resolve): Likewise.
7811 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7812 parameter. Change all callers.
7813 (Symbol_table::add_from_object): Get target from parameters.
7814 (Symbol_table::add_from_relobj): Don't check object target.
7815 (Symbol_table::add_from_dynobj): Likewise.
7816 (Symbol_table::define_special_symbol): Get target from
7818 * symtab.h (class Symbol_table): Update declaration.
7819 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7820 parameter. Change all callers. Clear parameter target.
7821 (Binary_test): Test target here.
7822 * testsuite/object_unittest.cc (gold_testsuite): Remove
7823 target_test_pointer parameter. Change all callers.
7824 (Object_test): Test target here.
7826 2009-09-26 Ian Lance Taylor <iant@google.com>
7828 * testsuite/initpri1.c: Don't try to use constructor priorities if
7829 compiling with gcc before 4.3.
7831 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7833 * testsuite/retain_symbols_file_test.sh (check_present): Change
7834 output file name to retain_symbols_file_test.stdout.
7835 (check_absent): Likewise.
7837 2009-09-18 Craig Silverstein <csilvers@google.com>
7839 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7840 * options.cc: Include <cerrno> and <fstream>.
7841 (General_options::finalize): Parse -retain-symbols-file tag.
7842 * options.h: New flag.
7843 (General_options): New method should_retain_symbol, new
7844 variable symbols_to_retain.
7845 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7846 should_retain_symbol map.
7847 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7848 * testsuite/Makefile.in: Regenerate.
7849 * testsuite/retain_symbols_file_test.sh: New file.
7851 2009-09-18 Nick Clifton <nickc@redhat.com>
7853 * po/es.po: Updated Spanish translation.
7855 2009-09-17 Doug Kwan <dougkwan@google.com>
7857 * debug.h (DEBUG_RELAXATION): New constant.
7858 (DEBUG_ALL): Add DEBUG_RELAXATION.
7859 (debug_string_to_enum): Add relaxation debug option.
7861 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7862 Layout::Relaxation_debug_check::read_sections,
7863 Layout::Relaxation_debug_check::read_sections): New method definitions.
7864 (Layout::Layout): Initialize data members
7865 record_output_section_data_from_scrips_,
7866 script_output_section_data_list_ and relaxation_debug_check_.
7867 (Layout::save_segments, Layout::restore_segments,
7868 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7869 Layout::relaxation_loop_body): New method definitions.
7870 (Layout::finalize): Support relaxation. Move section layout code to
7871 Layout::relaxation_loop_body.
7872 (Layout::set_asection_address_from_script): Move code for orphan
7873 section placement out.
7874 (Layout::place_orphan_sections_in_script): New method definition.
7875 * layout.h (Output_segment_headers, Output_file_header):
7876 New forward class declarations.
7877 (Layout::~Layout): Define.
7878 (Layout::new_output_section_data_from_script): New method definition.
7879 (Layout::place_orphan_sections_in_script): New method declaration.
7880 (Layout::Segment_states): New type declaration.
7881 (Layout::save_segments, Layout::restore_segments,
7882 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7883 Layout::relaxation_loop_body): New method declarations.
7884 (Layout::Output_section_data_list): New type declaration.
7885 (Layout::Relaxation_debug_check): New class definition.
7886 (Layout::record_output_section_data_from_script_,
7887 Layout::script_output_section_data_list_, Layout::segment_states_,
7888 Layout::relaxation_debug_check_): New data members.
7889 * output.cc: (Output_section_headers::do_size): New method definition.
7890 (Output_section_headers::Output_section_headers): Move size
7891 computation to Output_section_headers::do_size.
7892 (Output_segment_headers::do_size): New method definition.
7893 (Output_file_header::Output_file_header): Move size computation to
7894 Output_file_header::do_size and call it.
7895 (Output_file_header::do_size): New method definition.
7896 (Output_data_group::Output_data_group): Adjust call to
7897 Output_section_data.
7898 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7899 (Output_symtab_xindex::do_write): Add array bound check.
7900 (Output_section::Input_section::print_to_mapfile): Handle
7901 RELAXED_INPUT_SECTION_CODE.
7902 (Output_section::Output_section): Initialize data member checkpoint_.
7903 (Output_section::~Output_section): Delete checkpoint object pointed
7905 (Output_section::add_input_section): Always add an Input_section if
7907 (Output_section::add_merge_input_section): Add assert.
7908 (Output_section::relax_input_section): New method definition.
7909 (Output_section::set_final_data_size): Set load address to zero for
7910 an unallocated section.
7911 (Output_section::do_address_and_file_offset_have_reset_values):
7912 New method definition.
7913 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7914 Handle relaxed input section.
7915 (Output_section::sort_attached_input_sections): Checkpoint input
7916 section list lazily.
7917 (Output_section::get_input_sections): Change type of input_sections to
7918 list of Simple_input_section pointers. Checkpoint input section list
7919 lazily. Also handle relaxed input sections.
7920 (Output_section::add_input_section_for_script): Take a reference to
7921 a Simple_input_section object instead of Relobj pointer and section
7922 index as parameter. Handle relaxed input sections.
7923 (Output_section::save_states, Output_section::restore_states): New
7925 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
7926 (Output_data::is_data_size_fixed): New method definition.
7927 (Output_data::reset_addresss_and_file_offset): Do not reset data size
7929 (Output_data::address_and_file_offset_have_reset_values): New method
7931 (Output_data::do_address_and_file_offset_have_reset_values): New method
7933 (Output_data::set_data_size): Check that data size is not fixed.
7934 (Output_data::fix_data_size): New method definition.
7935 (Output_data::is_data_size_fixed_): New data member.
7936 (Output_section_headers::set_final_data_size): New method definition.
7937 (Output_section_headers::do_size): New method declaration.
7938 (Output_segment_headers::set_final_data_size): New method definition.
7939 (Output_segment_headers::do_size): New method declaration.
7940 (Output_file_header::set_final_data_size)::New method definition.
7941 (Output_file_header::do_size)::New method declaration.
7942 (Output_section_data::Output_section_data): Add new parameter
7943 is_data_size_fixed and use it to fix data size.
7944 (Output_data_const::Output_data_const): Adjust call to base class
7945 constructor and fix data size.
7946 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
7947 base class constructor and fix data size.
7948 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
7949 base class constructor and fix data size.
7950 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
7951 class constructor and fix data size.
7952 (Output_data_group::set_final_data_size): New method definition.
7953 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
7954 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
7955 class constructor and fix data size.
7956 (Output_relaxed_input_section): New class definition.
7957 (Output_section::Simple_input_section): New class definition.
7958 (Output_section::get_input_sections): Adjust parameter list.
7959 (Output_section::add_input_section_for_script): Same.
7960 (Output_section::save_states, Output_section::restore_states,
7961 Output_section::do_address_and_file_offset_have_reset_values,
7962 (Output_section::Input_section::Input_section): Handle
7963 RELAXED_INPUT_SECTION_CODE. Add new overload for
7964 Output_relaxed_input_section.
7965 (Output_section::Input_section::is_input_section,
7966 Output_section::Input_section::set_output_section): Handle relaxed
7968 (Output_section::Input_section::is_relaxed_input_section,
7969 Output_section::Input_section::output_section_data,
7970 Output_section::Input_section::relaxed_input_section): New method
7972 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
7974 (Output_section::Input_section::u1_): Update comments.
7975 (Output_section::Input_section::u2_): Add new union member poris.
7976 (Output_section::Checkpoint_output_section): New classs definition.
7977 (Output_section::relax_input_section): New method declaration.
7978 (Output_section::checkpoint_): New data member.
7979 (Output_segment): Update comments.
7980 (Output_segment::Output_segment): Un-privatize copy constructor.
7981 (Output_segment::operator=): Un-privatize.
7982 * script-sections.cc (Output_section_element::Input_section_list):
7983 Change element type to Output_section::Simple_input_section.
7984 (Output_section_element_dot_assignment::set_section_addresses):
7985 Register output section data for relaxation clean up.
7986 (Output_data_exression::Output_data_expression): Adjust call to base
7987 constructor to fix data size.
7988 (Output_section_element_data::set_section_addresses): Register
7989 Output_data_expression object for relaxation clean up.
7990 (struct Input_section_info): Replace Relobj pointer and section index
7991 pair with Output_section::Simple_input_section and Convert struct to a
7993 (Input_section_sorter::operator()): Adjust access to
7994 Input_section_info data member to use accessors.
7995 (Output_section_element_input::set_section_addresses): Use layout
7996 parameter. Adjust code to use Output_section::Simple_input_section
7997 and Input_secction_info classes. Register filler for relaxation
7999 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8000 and section index pair with Output_section::Simple_input_section
8001 class. Adjust code accordingly.
8002 (Phdrs_element::release_segment): New method definition.
8003 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8005 (Script_sections::release_segments): New method definition.
8006 * gold/script-sections.h (Script_sections::release_segments): New
8008 * gold/target.h (Target::may_relax, Target::relax,
8009 Target::do_may_relax, Target::do_relax): New method definitions.
8011 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8013 * arm.cc (has_signed_unsigned_overflow): New function.
8014 (Arm_relocate_functions::abs8): New function.
8015 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8016 (Target_arm::Scan::global): Likewise.
8017 (Target_arm::relocate::relocate): Likewise.
8018 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8021 2009-09-16 Cary Coutant <ccoutant@google.com>
8023 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8024 * testsuite/Makefile.in: Regenerate.
8026 2009-09-11 Nick Clifton <nickc@redhat.com>
8028 * po/gold.pot: Updated by the Translation project.
8030 2009-09-08 Cary Coutant <ccoutant@google.com>
8032 * output.cc (Output_file::open): Add execute permission to empty file.
8033 * testsuite/Makefile.am (permission_test): New test.
8034 * testsuite/Makefile.in: Regenerate.
8036 2009-09-02 Ian Lance Taylor <iant@google.com>
8038 * output.cc (Output_file::resize): Call map_no_anonymous rather
8041 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8043 * gold.cc: Include "incremental.h".
8044 (queue_initial_tasks): Call Incremental_checker methods.
8045 * incremental.cc: Include "output.h".
8046 (Incremental_checker::can_incrementally_link_output_file): New
8048 * incremental.h (Incremental_checker): New class.
8050 * output.cc (Output_file::open_for_modification): New method.
8051 (Output_file::map_anonymous): Changed return type to bool. Record
8053 (Output_file::map_no_anonymous): New method, broken out of map.
8054 (Output_file::map): Use map_no_anonymous and map_anonymous.
8055 * output.h (class Output_file): Update declarations.
8057 2009-08-24 Cary Coutant <ccoutant@google.com>
8059 * options.h (Command_line::Pre_options): New class.
8060 (Command_line::pre_options): New member.
8061 * options.cc (gold::options::ready_to_register): New variable.
8062 (One_option::register_option): Do nothing if not registering options.
8063 Assert if same short option registered twice.
8064 (General_options::General_options): Turn off option registration when
8066 (Command_line::Pre_options::Pre_options): New constructor.
8068 2009-08-24 Cary Coutant <ccoutant@google.com>
8070 * options.h (General_options::no_keep_memory): Remove incorrect
8073 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8075 * Makefile.am (am__skiplex, am__skipyacc): New.
8076 * Makefile.in: Regenerate.
8078 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8080 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8081 (INCLUDES): ... this.
8082 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8083 (AM_CPPFLAGS): Renamed from ...
8084 (INCLUDE): ... this.
8085 * Makefile.in, testsuite/Makefile.in: Regenerate.
8087 * Makefile.in: Regenerate.
8088 * aclocal.m4: Likewise.
8089 * config.in: Likewise.
8090 * configure: Likewise.
8091 * testsuite/Makefile.in: Likewise.
8093 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8094 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8095 * Makefile.in: Regenerate.
8096 * testsuite/Makefile.in: Regenerate.
8098 2009-08-19 Cary Coutant <ccoutant@google.com>
8100 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8101 symbols in shared libraries overridden by hidden or internal symbols
8102 in the main program.
8104 2009-08-19 Chris Demetriou <cgd@google.com>
8106 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8107 checking source file names in error messages.
8109 2009-08-18 Doug Kwan <dougkwan@google.com>
8111 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8112 an elcpp::Ehdr as parameter. Adjust call to set_target.
8113 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8114 an elfcpp::Ehdr as parameter.
8115 * object.cc (Object::set_target): Remove the version that looks up
8116 a target and sets it.
8117 (Sized_relobj::setup): Take a Target object instead of
8118 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8119 (make_elf_sized_object): Find target and ask target to
8121 * object.h: (Object::set_target): Remove the version that looks up
8122 a target and sets it.
8123 (Sized_relobj::setup): Take a Target object instead of
8124 an elfcpp:Ehdr as parameter.
8125 * target.cc: Include dynobj.h.
8126 (Target::do_make_elf_object_implementation): New.
8127 (Target::do_make_elf_object): New.
8128 * target.h (Target::make_elf_object): New template declaration.
8129 (Target::do_make_elf_object): New method declarations.
8130 (Target::do_make_elf_object_implementation): New template declaration.
8132 2009-08-14 Ian Lance Taylor <iant@google.com>
8134 * gold.h (FUNCTION_NAME): Define.
8135 (gold_unreachable): Use FUNCTION_NAME.
8137 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8139 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8140 symbol in the --keep-unique list is not found.
8142 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8144 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8145 been maked as --keep-unique.
8146 (Icf::unfold_section): New function.
8147 * icf.h (Icf::unfold_section): New function.
8148 * options.h (General_options::keep_unique): New option.
8149 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8150 * testsuite/Makefile.in: Regenerate.
8151 * testsuite/icf_keep_unique_test.sh: New file.
8152 * testsuite/icf_keep_unique_test.cc: New file.
8154 2009-08-12 Cary Coutant <ccoutant@google.com>
8157 * resolve.cc (Symbol_table::resolve): Check for references from
8158 dynamic objects to hidden and internal symbols.
8159 * testsuite/Makefile.am (hidden_test.sh): New test.
8160 * testsuite/Makefile.in: Regenerate.
8161 * testsuite/hidden_test.sh: New script.
8162 * testsuite/hidden_test_1.c: New test source.
8163 * testsuite/hidden_test_main.c: New test source.
8165 2009-08-11 Doug Kwan <dougkwan@google.com>
8167 * arm.cc: Update comments.
8168 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8169 segment to locate the .ARM.exidx section if present.
8171 2009-08-09 Doug Kwan <dougkwan@google.com>
8173 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8176 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8177 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8180 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8182 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8183 valid tls_segment only for non-debug-section relocations.
8184 * testsuite/Makefile.am: Add gc_tls_test.
8185 * testsuite/Makefile.in: Regenerate.
8186 * testsuite/gc_tls_test.cc: New file.
8187 * testsuite/gc_tls_test.sh: New file.
8189 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8193 * Makefile.am (CCFILES): Add icf.cc.
8195 * Makefile.in: Regenerate.
8196 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8197 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8198 section, symbol and addend information for the relocs.
8199 * gold.cc (queue_middle_tasks): Call identical code folding.
8200 * gold.h: Add defines for multimap.
8201 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8202 to the call of finalize_local_symbols.
8203 * main.cc (main): Create object of class Icf.
8204 * object.cc (Sized_relobj::do_layout): Allow this function to be
8205 called twice during icf.
8206 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8207 to sections marked as identical by icf.
8208 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8210 (Sized_relobj::do_section_entsize): New function.
8211 * object.h (Object::section_entsize): New function.
8212 (Object::do_section_entsize): New pure virtual function.
8213 (Relobj::finalize_local_symbols): Add new parameter.
8214 (Relobj::do_section_entsize): New function.
8215 * options.h (General_options::icf): New option.
8216 (General_options::icf_iterations): New option.
8217 (General_options::print_icf_sections): New option.
8218 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8219 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8220 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8222 * symtab.cc (Symbol_table::is_section_folded): New function.
8223 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8224 to sections marked as identical by icf.
8225 * symtab.h (Symbol_table::set_icf): New function.
8226 (Symbol_table::icf): New function.
8227 (Symbol_table::is_section_folded): New function.
8228 (Symbol_table::icf_): New data member.
8229 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8230 * testsuite/Makefile.am: Add commands to build icf_test.
8231 * testsuite/Makefile.in: Regenerate.
8232 * testsuite/icf_test.sh: New file.
8233 * testsuite/icf_test.cc: New file.
8235 2009-07-24 Chris Demetriou <cgd@google.com>
8237 * layout.cc (is_compressible_debug_section): Fix incorrect
8238 comment about compressed section names.
8240 2009-07-20 Ian Lance Taylor <ian@airs.com>
8243 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8245 2009-07-16 Ian Lance Taylor <iant@google.com>
8248 * layout.h: #include <map>.
8249 (class Kept_section): Change from struct to class. Add accessors
8250 and setters. Add section size to Comdat_group mapping. Change
8251 Comdat_group to std::map. Add is_comdat_ field. Add
8252 linkonce_size field in union.
8253 (class Layout): Update declaration of find_or_add_kept_section.
8254 Don't declare find_kept_object.
8255 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8256 parameter. Add object, shndx, is_comdat, and is_group_name
8257 parameters. Change all callers. Adjust for new Kept_section.
8258 (Layout::find_kept_object): Remove.
8259 * object.cc (Sized_relobj::include_section_group): Update use of
8260 Kept_section. Rename secnum to shndx. Only record
8261 Kept_comdat_section if sections are the same size.
8262 (Sized_relobj::include_linkonce_section): Update use of
8263 Kept_section. Only record Kept_comdat_section if sections are the
8264 same size. Set size of linkonce section.
8265 (Sized_relobj::map_to_kept_section): Update call to
8266 get_kept_comdat_section.
8267 * object.h (class Sized_relobj): Rename fields in
8268 Kept_comdat_section to drop trailing underscores; change object
8269 field to Relobj*. Change Kept_comdat_section_table to store
8270 struct rather than pointer.
8271 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8272 Add kept_object and kept_shndx parameters. Change all callers.
8273 (Sized_relobj::get_kept_comdat_section): Change return type to
8274 bool. Add kept_object and kept_shndx parameters. Change all
8276 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8277 Layout::find_or_add_kept_section.
8279 2009-07-09 Ian Lance Taylor <iant@google.com>
8281 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8282 Reserve space in the hash table.
8284 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8286 * fileread.cc (File_read::get_mtime): New method.
8287 * fileread.h (Timespec): New structure.
8288 (File_read::get_mtime): New method.
8289 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8290 Renamed from timestamp_nsec.
8291 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8293 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8295 (Incremental_inputs::report_archive): Save mtime; style fix.
8296 (Incremental_inputs::report_obejct): Save mtime; style fix.
8297 (Incremental_inputs::report_script): Save mtime; style fix.
8298 (Incremental_inputs::finalize_inputs): Style fix.
8299 (Incremental_inputs::finalize): Style fix.
8300 (Incremental_inputs::create_input_section_data): Store inputs
8302 * incremental.h (Incremental_inputs::report_script): Add mtime
8304 (Incremental_inputs::Input_info::Input_info): Intialize only one
8306 (Incremental_inputs::Input_info::archive): Move to nameless
8308 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8309 (Incremental_inputs::Input_info::script): Move to nameless union.
8310 (Incremental_inputs::mtime): New field.
8311 * script.cc (read_input_script): Pass file mtime to
8313 * script.h (Script_info::inputs): Style fix.
8315 2009-07-01 Ian Lance Taylor <ian@airs.com>
8317 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8320 2009-06-24 Ian Lance Taylor <iant@google.com>
8323 * layout.cc (Layout::choose_output_section): If we find an
8324 existing section, update the flags.
8325 (Layout::create_notes): New function, broken out of
8327 (Layout::finalize): Don't create note sections.
8328 (Layout::create_note): Don't crash if linker script discards
8330 (Layout::create_gold_note): Likewise.
8331 (Layout::create_build_id): Likewise. Don't set
8332 after_input_sections on the section.
8333 (Layout::create_executable_stack_info): Remove target parameter.
8335 * layout.h (class Layout): Declare create_notes. Update
8336 declaration of create_executable_stack_info.
8337 * gold.cc (queue_middle_tasks): Call create_notes.
8338 * output.cc (Output_section::update_flags_for_input_section): Move
8339 here from output.h. If SHF_ALLOC flag is newly set, mark address
8341 * output.h (Output_data::mark_address_invalid): New function.
8342 (class Output_section): Only declare, not define,
8343 update_flags_for_input_section. Remove set_flags.
8345 2009-06-24 Ian Lance Taylor <iant@google.com>
8347 * script-sections.cc (Output_section_definition::
8348 set_section_addresses): Rename shadowing local load_address to
8351 2009-06-24 Ian Lance Taylor <iant@google.com>
8354 * reloc.cc (relocate_sections): Skip empty relocation sections.
8356 2009-06-23 Ian Lance Taylor <iant@google.com>
8359 * layout.cc (Layout::create_note): Use choose_output_section
8360 rather than make_output_section.
8362 2009-06-23 Ian Lance Taylor <iant@google.com>
8365 * options.cc (General_options::parse_V): Set printed_version_.
8366 (General_options::General_options): Initialize printed_version_.
8367 * options.h (class General_options): Add printed_version_ field.
8368 * gold.cc (queue_initial_tasks): If there are no input files,
8369 don't give a fatal error if we printed the version information.
8370 (queue_middle_tasks): If using -r with a shared object, give a
8371 fatal error rather than an ordinary error.
8373 2009-06-23 Ian Lance Taylor <iant@google.com>
8376 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8377 (Layout::make_output_section): Set have_stabstr_section_ if we see
8378 a .stab*str section.
8379 (Layout::finalize): Call link_stabs_sections.
8380 (Layout::link_stabs_sections): New file.
8381 * layout.h (class Layout): Add have_stabstr_section_ field.
8382 Declare link_stabs_sections.
8384 2009-06-23 Doug Kwan <dougkwan@google.com>
8386 * Makefile.am (libgold_a_LIBADD): New.
8387 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8388 * Makefile.in: Regenerate.
8389 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8390 * configure: Regenerate.
8391 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8392 * fileread.cc: Include sys/state.h
8393 * gold.h: Declare memmem and strndup if found missing.
8394 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8396 2009-06-23 Ian Lance Taylor <iant@google.com>
8398 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8399 * configure: Rebuild.
8401 2009-06-23 Ian Lance Taylor <iant@google.com>
8404 * object.cc (Object::section_contents): Don't try to get a view if
8405 the section has length zero.
8406 (Object::handle_gnu_warning_section): If the section is empty, use
8407 the name of the section as the warning.
8409 2009-06-23 Ian Lance Taylor <iant@google.com>
8412 * stringpool.h (class Stringpool_template): Add optimize_ field.
8413 (Stringpool_template::set_optimize): New function.
8414 * stringpool.cc (Stringpool_template::Stringpool_template):
8415 Initialize optimize_ field.
8416 (Stringpool_template::set_string_offsets): Test local optimize
8417 fild rather than parameter.
8418 * layout.cc (Layout::Layout): Call set_optimize on the section
8421 2009-06-22 Ian Lance Taylor <iant@google.com>
8424 * yyscript.y: Parse TARGET.
8425 * script.cc (script_set_target): New function.
8426 * script-c.h (script_set_target): Declare.
8427 * options.cc (General_options::string_to_object_format): Rename
8428 from string_to_object_format in anonymous namespace. Change
8430 * options.h (class General_options): Declare
8431 string_to_object_format.
8433 2009-06-22 Ian Lance Taylor <iant@google.com>
8435 * script-sections.cc (Script_sections::create_segments): Don't put
8436 program headers in a PT_LOAD segment if -n or -N.
8438 2009-06-22 Ian Lance Taylor <iant@google.com>
8441 * options.h (class General_options): Add -z lazy and -z now. Sort
8442 -z options into alphabetical order.
8443 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8445 2009-06-21 Ian Lance Taylor <iant@google.com>
8447 * layout.cc (Layout::make_output_section): Call
8448 Target::new_output_section.
8449 (Layout::attach_allocated_section_to_segment): Put large section
8450 sections in a separate load segment with the large segment flag
8452 (Layout::segment_precedes): Sort large data segments after other
8454 (align_file_offset): New static function.
8455 (Layout::set_segment_offsets): Use align_file_offset.
8456 * output.h (class Output_section): Add is_small_section_ and
8457 is_large_section_ fields.
8458 (Output_section::is_small_section): New function.
8459 (Output_section::set_is_small_section): New function.
8460 (Output_section::is_large_section): New function.
8461 (Output_section::set_is_large_section): New function.
8462 (Output_section::is_large_data_section): New function.
8463 (class Output_segment): Add is_large_data_segment_ field.
8464 (Output_segment::is_large_data_segment): New function.
8465 (Output_segment::set_is_large_data_segment): New function.
8466 * output.cc (Output_section::Output_section): Initialize new
8468 (Output_segment::Output_segment): Likewise.
8469 (Output_segment::add_output_section): Add assertion that large
8470 data sections always go in large data segments. Force small data
8471 sections to the end of the list of data sections. Force small BSS
8472 sections to the start of the list of BSS sections. For large BSS
8473 sections to the end of the list of BSS sections.
8474 * symtab.h (class Symbol): Declare is_common_shndx.
8475 (Symbol::is_defined): Check Symbol::is_common_shndx.
8476 (Symbol::is_common): Likewise.
8477 (class Symbol_table): Define enum Commons_section_type. Update
8478 declarations. Add small_commons_ and large_commons_ fields.
8479 * symtab.cc (Symbol::is_common_shndx): New function.
8480 (Symbol_table::Symbol_table): Initialize new fields.
8481 (Symbol_table::add_from_object): Put small and large common
8482 symbols in the right list.
8483 (Symbol_table::sized_finalized_symbol): Check
8484 Symbol::is_common_shndx.
8485 (Symbol_table::sized_write_globals): Likewise.
8486 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8487 common symbol lists. Don't call do_allocate_commons_list if the
8489 (Symbol_table::do_allocate_commons_list): Remove is_tls
8490 parameter. Add comons_section_type parameter. Change all
8491 callers. Handle small and large common symbols.
8492 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8493 Symbol::is_common_shndx.
8494 * resolve.cc (symbol_to_bits): Likewise.
8495 * target.h (Target::small_common_shndx): New function.
8496 (Target::small_common_section_flags): New function.
8497 (Target::large_common_shndx): New function.
8498 (Target::large_common_section_flags): New function.
8499 (Target::new_output_section): New function.
8500 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8501 small_common_section_flags, and large_common_section_flags
8503 (Target::do_new_output_section): New virtual function.
8504 * arm.cc (Target_arm::arm_info): Initialize new fields.
8505 * i386.cc (Target_i386::i386_info): Likewise.
8506 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8508 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8509 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8510 (Target_x86_64::do_new_output_section): New function.
8511 * configure.ac: Define conditional MCMODEL_MEDIUM.
8512 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8513 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8514 (large_LDFLAGS): Define.
8515 * testsuite/large.c: New file.
8516 * testsuite/testfile.cc (Target_test::test_target_info):
8517 Initialize new fields.
8518 * configure, testsuite/Makefile.in: Rebuild.
8520 2009-06-05 Doug Kwan <dougkwan@google.com>
8522 * Makefile.am (CCFILES): Add target.cc.
8523 * Makefile.in: Regenerate.
8524 * i386.cc (class Target_i386): Define new virtual method to
8525 override do_is_local_label_name in parent.
8526 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8527 local symbols if --discard-locals or -X is given.
8528 * options.h (class General_options): Declare new options
8529 '--discard-locals' and '-X' for discarding locals.
8530 * target.h (class Target): Define new methods is_local_label_name.
8531 Declare new virtual method do_is_local_label_name.
8532 * target.cc: New file.
8533 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8534 (check_SCRIPTS): Add discard_locals_test.sh.
8535 (check_DATA): Add discard_local_tests.syms.
8536 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8537 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8538 * testsuite/Makefile.in: Regenerate.
8539 * testsuite/discard_locals_test.c: New file.
8540 * testsuite/discard_locals_test.sh: Same.
8542 2009-06-05 Doug Kwan <dougkwan@google.com>
8544 * object.cc (Sized_relobj::Sized_relobj): Initialize
8545 discarded_eh_frame_shndx_ to -1U.
8546 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8548 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8549 a discarded .eh_frame section.
8550 (Sized_relobj::do_finalize_local_symbols): Ditto.
8551 * object.h (class Sized_relobj): Declare new member
8552 discarded_eh_frame_shndx_.
8553 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8554 (local_labels_test.o, local_labels_test): New rules.
8555 * testsuite/Makefile.in: Regenerate.
8557 2009-06-04 Doug Kwan <dougkwan@google.com>
8559 * layout.cc (Layout::section_name_mapping): Add mapping for
8560 special ARM sections.
8562 2009-06-03 Doug Kwan <dougkwan@google.com>
8564 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8565 (utils::has_overflow): Same.
8567 2009-06-03 Ian Lance Taylor <iant@google.com>
8569 * layout.cc (Layout::section_name_mapping): New array, replacing
8570 Layout::linkonce_mapping.
8571 (Layout::section_name_mapping_count): New variable, replacing
8572 Layout::linkonce_mapping_count.
8573 (Layout::linkonce_output_name): Remove.
8574 (Layout::output_section_name): Rewrite.
8575 * layout.h (class Layout): Rename Linkonce_mapping to
8576 Section_name_mapping, linkonce_mapping to section_name_mapping,
8577 linkonce_mapping_count to section_name_mapping_count. Don't
8578 declare linkonce_output_name.
8580 2009-06-03 Doug Kwan <dougkwan@google.com>
8582 * gold/arm.cc (namespace utils): New.
8583 (Target_arm::reloc_is_non_pic): Define new method.
8584 (class Arm_relocate_functions): New.
8585 (Target_arm::Relocate::relocate): Handle relocation types used by
8588 2009-06-03 Ian Lance Taylor <iant@google.com>
8590 * arm.cc (Target_arm::scan::global): Use || instead of |.
8592 2009-06-02 Doug Kwan <dougkwan@google.com>
8594 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8595 issued_non_pic_error_.
8596 (class Target_arm::Scan): Declare new method check_non_pic.
8597 Define new method symbol_needs_plt_entry.
8598 Declare new data member issued_non_pic_error_.
8599 (class Target_arm::Relocate): Declare new method
8600 should_apply_static_reloc.
8601 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8602 (Target_arm::Scan::check_non_pic): Define new method.
8603 (Target_arm::Scan::local): Handle a small subset of reloc types used
8605 (Target_arm::Scan::local): Same.
8606 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8608 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8610 * incremental.cc (Incremental_inputs::report_command_line): Filter
8611 out --incremental-* options.
8613 2009-05-29 Doug Kwan <dougkwan@google.com>
8615 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8617 (class Target_arm): Update comment.
8618 (Target_arm::Target_arm): Initialize new data members GOT_,
8619 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8620 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8621 and Target_arm::rel_dyn_section.
8622 Declare new_enum Target_arm::Got_type.
8623 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8625 Update commments for member do_dynsym_value.
8626 (Target_arm::got_size, Target_arm::plt_section,
8627 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8628 new methods inside class defintion.
8629 (Target_arm::got_section): Define new method.
8630 (Target_arm::rel_dyn_section): Same.
8631 (Output_data_plt_arm): New template class.
8632 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8633 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8634 (Output_data_plt_arm::add_entry): Same.
8635 (Output_data_plt_arm::first_plt_entry): Define new
8636 static data member for PLT instruction template.
8637 (Output_data_plt_arm::plt_entry): Same.
8638 (Output_data_plt_arm::do_write): Define new method.
8639 (Target_arm::make_plt_entry): Same.
8640 (Target_arm::do_finalize_sections): Same.
8641 (Target_arm::do_dynsym_value): Same.
8643 2009-05-28 Doug Kwan <dougkwan@google.com>
8645 * Makefile.am (TARGETSOURCES): Add arm.cc.
8646 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8647 * Makefile.in: Regenerate.
8649 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8651 2009-05-26 Doug Kwan <dougkwan@google.com>
8653 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8654 (General_options::check_excluded_libs): Strip off directories in
8655 archive name before matching like GNU ld does.
8656 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8657 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8658 (exclude_libs_test_LDFLAGS): Add linker option
8659 -Wl,--exclude-libs,libexclude_libs_test_3
8660 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8661 an explicit archive without using -l.
8662 (alt/libexclude_libs_test_3.a): New make rule.
8663 * testsuite/Makefile.in: Regenerate.
8664 * testsuite/exclude_libs_test.c : Declare lib3_default().
8666 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8667 * exclude_libs_test_3.c: New file.
8669 2009-05-26 Nick Clifton <nickc@redhat.com>
8671 * po/id.po: New Indonesian translation.
8672 * po/gold.pot: Updated template file.
8674 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8676 * testsuite/Makefile.am: Add -ffunction-sections to compile
8677 gc_comdat_test files. Add -Wl,--gc-sections to build
8679 * testsuite/Makefile.in: Regenerate.
8680 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8682 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8684 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8685 kept comdat section was garbage collected.
8686 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8687 * testsuite/Makefile.in: Regenerate.
8688 * testsuite/gc_comdat_test.sh: New file.
8689 * testsuite/gc_comdat_test_1.cc: New file.
8690 * testsuite/gc_comdat_test_2.cc: New file.
8692 2009-05-19 Doug Kwan <dougkwan@google.com>
8694 * archive.cc (Archive::Archive): Move constructor from archive.h
8695 to here. Initialize no_export_.
8696 (Archive::get_elf_object_for_member): Set no_export flag of object.
8697 * archive.h (Archive::Archive): Move constructor body to
8699 (Archive::no_export): New method.
8700 (Archive::no_export_): New field.
8701 * object.h (Object::Object): Initialize no_export_ to false.
8702 (Object::no_export, Object::set_no_export): New methods.
8703 (Object::no_export_): New field.
8704 * options.cc (General_options::parse_exclude_libs): New method.
8705 (General_options::check_excluded_libs) Same.
8706 * options.h (exclude_libs): New option.
8707 (General_options::check_excluded_libs): New method declaration.
8708 (General_options::excluded_libs_): New field.
8709 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8710 default or protected visibility if an object has no-export flag set.
8711 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8712 (check_SCRIPTS): Add exclude_libs_test.sh.
8713 (check_DATA): Add exclude_libs_test.syms.
8714 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8715 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8716 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8717 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8718 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8719 libexclude_libs_test_2.a): New rules.
8720 * testsuite/Makefile.in: Regenerate.
8721 * testsuite/exclude_libs_test.c: New file.
8722 * testsuite/exclude_libs_test.sh: Ditto.
8723 * testsuite/exclude_libs_test_1.c: Ditto.
8724 * testsuite/exclude_libs_test_2.c: Ditto.
8726 2009-05-15 Ian Lance Taylor <iant@google.com>
8728 * configure.ac: Check for declarations for cases where libiberty.h
8729 checks HAVE_DECL_xxx.
8730 * configure, config.in: Rebuild.
8732 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8734 * gold.h (Incremental_argument_list): Remove (invalid) forward
8736 * incremental.cc (Incremental_inputs::report_achive): New method.
8737 (Incremental_inputs::report_object): New method.
8738 (Incremental_inputs::report_script): New method.
8739 (Incremental_inputs::finalize_inputs): New method.
8740 (Incremental_inputs::finalize): Call finalize_inputs().
8741 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8742 Create inputs entries.
8743 * incremental.h (Incremental_input_type): New enum.
8744 (Incremental_inputs::Incremental_input): Initialize new fields.
8745 (Incremental_inputs::report_inputs): New method.
8746 (Incremental_inputs::report_achive): New method.
8747 (Incremental_inputs::report_object): New method.
8748 (Incremental_inputs::report_script): New method.
8749 (Incremental_inputs::finalize_inputs): New method.
8750 (Incremental_inputs::Input_info): New struct.
8751 (Incremental_inputs::Input_info_map): New typedef.
8752 (Incremental_inputs::lock_): New field.
8753 (Incremental_inputs::Inputs_): New field.
8754 (Incremental_inputs::Inputs_map): New field.
8755 * main.cc (main): Call Incremental_input::report_inputs.
8756 * options.h (Input_argument_list): Typedef moved from
8758 (Input_file_group::Files): Remove, use ::Input_argument_list.
8759 (Input_file_group::Input_argument_list): Remove, use
8760 ::Input_argument_list.
8761 * plugin.cc (Plugin_manager::add_input_file): Add error in
8763 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8765 * script.cc (read_input_script): Call
8766 Incremental_input::report_script.
8767 * script.h (Script_info): New class.
8769 2009-04-27 Ian Lance Taylor <iant@google.com>
8771 * x86_64.cc (do_adjust_output_section): Set entsize to
8774 2009-04-23 Elliott Hughes <enh@google.com>
8776 * output.cc (Output_file::close): After short writes, continue
8777 writing from the correct offset in the buffer being written.
8779 2009-04-23 Chris Demetriou <cgd@google.com>
8781 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8782 * configure: Regenerate.
8783 * config.in: Regenerate.
8784 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8785 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8787 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8789 * incremental.cc (Incremental_inputs_header_data): Renamed from
8790 Incremental_input_header_data.
8791 (Incremental_inputs_header_data::data_size): New field.
8792 (Incremental_inputs_header_data::put_input_file_count): Renamed
8793 from input_file_count.
8794 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8795 from command_line_offset.
8796 (Incremental_inputs_header_data::put_reserved): Renamed from
8798 (Incremental_inputs_entry_data): Renamed from
8799 Incremental_input_entry_data.
8800 (Incremental_inputs_entry_data::data_size): New field.
8801 (Incremental_inputs::report_command_line): New method.
8802 (Incremental_inputs::finalize): New method.
8803 (Incremental_inputs::create_incremental_inputs_data): New method.
8804 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8805 * incremental.h: New file.
8806 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8807 (Layout::finalize): Create incremental inputs section in
8809 (Layout::create_incremental_info_sections): New method.
8810 * layout.h (Layout::incremental_inputs): New method.
8811 (Layout::create_incremental_info_sections): New method.
8812 (Layout::incremental_inputs_): New field.
8813 * main.cc (main): Notify Incremental_input of the command line.
8815 2009-04-01 Ian Lance Taylor <iant@google.com>
8816 Mikolaj Zalewski <mikolajz@google.com>
8818 * gold.h (reserve_unordered_map): Define, three versions, one for
8819 each version of Unordered_map.
8820 * layout.cc (Layout::Layout): Remove options parameter. Add
8821 number_of_input_files parameter. Don't initialize options_.
8822 Initialize number_of_input_files_ and resized_signatures_. Move
8823 sections_are_attached_.
8824 (Layout::layout_group): Reserve space for group_signatures_.
8825 (Layout::find_or_add_kept_section): Change name parameter to be a
8826 reference. Resize signatures_ map when it gets large enough.
8827 (Layout::layout_eh_frame): Use parameters->options() instead of
8829 (Layout::make_output_section): Likewise.
8830 (Layout::attach_allocated_section_to_segment): Likewise.
8831 (Layout::finalize, Layout::create_executable_stack): Likewise.
8832 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8833 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8834 * layout.h (class Layout): Update declarations. Remove options_
8835 field. Add number_of_input_files_ and resized_signatures_
8836 fields. Move sections_are_attached_ field.
8837 * main.cc (main): Pass number of input files to Layout
8838 constructor. Don't pass options.
8840 2009-03-30 Ian Lance Taylor <iant@google.com>
8842 * ffsll.c (ffsll): Correct implementation.
8844 2009-03-27 Ian Lance Taylor <iant@google.com>
8846 * ffsll.c: New file.
8847 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8848 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8849 * ftruncate.c (ftruncate): Declare before definition.
8850 * mremap.c (mremap): Likewise.
8851 * pread.c (pread): Likewise.
8852 * configure, Makefile.in, config.in: Rebuild.
8854 * mremap.c: New file.
8855 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8856 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8857 (mremap): Declare if HAVE_MREMAP is not defined.
8858 * configure, Makefile.in, config.in: Rebuild.
8860 2009-03-27 Cary Coutant <ccoutant@google.com>
8862 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8863 position independent.
8864 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8865 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8867 2009-03-24 Cary Coutant <ccoutant@google.com>
8869 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8871 (needs_dynamic_reloc): Likewise.
8873 2009-03-24 Ian Lance Taylor <iant@google.com>
8875 * yyscript.y (file_cmd): Recognize EXTERN.
8876 (extern_name_list, extern_name_list_body): New nonterminals.
8877 * script.cc (script_add_extern): Define.
8878 * script-c.h (script_add_extern): Declare.
8880 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8882 * object.cc (is_elf_object): Define.
8883 * object.h (is_elf_object): Declare.
8884 * archive.cc (Archive::get_elf_object_for_member): Call
8886 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8888 2009-03-24 Elliott Hughes <enh@google.com>
8890 * output.cc (Output_file::map_anonymous): Define.
8891 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8892 try an anonymous one. Report the size if the mmap fails.
8893 * output.h (class Output_file): Declare map_anonymous.
8895 2009-03-24 Ian Lance Taylor <iant@google.com>
8897 * target-select.cc (instantiate_target): Don't acquire the lock if
8898 the instantiated_target_ field has already been set.
8900 2009-03-23 Ian Lance Taylor <iant@google.com>
8902 * gold-threads.h (class Initialize_lock): Define.
8903 * gold-threads.cc (class Initialize_lock_once): Define.
8904 (initialize_lock_control): New static variable.
8905 (initialize_lock_pointer): New static variable.
8906 (initialize_lock_once): New static function.
8907 (Initialize_lock::Initialize_lock): Define.
8908 (Initialize_lock::initialize): Define.
8909 * target-select.h: Include "gold-threads.h".
8910 (class Target_selector): Add lock_ and initialize_lock_ fields.
8911 Don't define instantiate_target, just declare it.
8912 * target-select.cc (Target_selector::Target_selector): Initialize
8914 (Target_selector::instantiate_target): Define.
8915 * descriptors.h: Include "gold-threads.h".
8916 (class Descriptors): Add initialize_lock_ field.
8917 * descriptors.cc (Descriptors::Descriptors): Initialize new
8919 (Descriptors::open): Use initialize_lock_ field
8920 * errors.h (class Errors): Add initialize_lock_ field.
8921 * errors.cc (Errors::Errors): Initialize new field.
8922 (Errors::initialize_lock): Use initialize_lock_ field.
8923 * powerpc.cc (class Target_selector_powerpc): Remove
8924 instantiated_target_ field. In do_recognize call
8925 instantiate_target rather than do_instantiate_target. In
8926 do_instantiate_target just allocate a new target.
8927 * sparc.cc (class Target_selector_sparc): Likewise.
8929 * freebsd.h: New file.
8930 * i386.cc: Include "freebsd.h".
8931 (Target_i386): Derive from Target_freebsd rather than
8933 (Target_selector_i386): Derive from Target_selector_freebsd rather
8934 than Target_selector.
8935 * x86_64.cc: Include "freebsd.h".
8936 (Target_x86_64): Derive from Target_freebsd rather than
8938 (Target_selector_x86_64): Derive from Target_selector_freebsd
8939 rather than Target_selector.
8940 * target.h (class Target): Add adjust_elf_header and
8941 do_adjust_elf_header.
8942 * output.cc (Output_file_header:: do_sized_write): Call target
8943 adjust_elf_header routine.
8944 * configure.tgt: Set targ_osabi.
8945 * configure.ac: Define GOLD_DEFAULT_OSABI.
8946 * parameters.cc (Parameters::default_target): Pass
8947 GOLD_DEFAULT_OSABI to select_target.
8948 * target-select.h (class Target_selector): Make instantiate_target
8949 protected rather than private.
8950 * Makefile.am (HFILES): Add freebsd.h.
8951 * configure, Makefile.in, config.in: Rebuild.
8953 * merge.cc (do_add_input_section): Correct pend value. Change
8954 message about last entry not being null terminated from error to
8957 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
8959 * incremental.cc: New file.
8960 * Makefile.am (CCFILES): Add incremental.cc.
8961 * Makefile.in: Rebuild.
8963 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
8965 * layout.cc (Layout::output_section_name): Preserve names
8966 of '.note.' sections.
8968 2009-03-19 Ian Lance Taylor <iant@google.com>
8970 * descriptors.cc (Descriptors::open): Check that the options are
8971 valid before using them.
8973 2009-03-18 Ian Lance Taylor <iant@google.com>
8975 * script-sections.h: Include <list>.
8976 (class Script_sections): Change Sections_elements from std::vector
8977 to std::list. Typedef public Elements_iterator. Add
8978 orphan_section_placement_, data_segment_align_start_, and
8979 saw_data_segment_align_ fields. Remove data_segment_align_index_
8981 * script-sections.cc (class Orphan_section_placement): New class.
8982 (class Sections_element): Add virtual functions is_relro and
8983 orphan_section_init. Remove virtual function place_orphan_here.
8984 (class Output_section_definition): Add is_relro and
8985 orphan_section_init. Remove place_orphan_here.
8986 (class Orphan_output_section): Likewise.
8987 (Script_sections::Script_sections): Update for field changes.
8988 (Script_sections::data_segment_align): Set saw_data_segment_align_
8989 and data_segment_align_start_, not data_segment_align_index.
8990 (Script_sections::data_segment_relro_end): Check
8991 saw_data_segment_align_. Use data_segment_align_start_ rather
8992 than data_segment_align_index_.
8993 (Script_sections::place_orphan): Rewrite to use
8994 Orphan_section_placement.
8996 2009-03-17 Ian Lance Taylor <iant@google.com>
8998 * archive.cc (Archive::add_symbols): Check for a version attached
8999 to the symbol name in the archive map.
9000 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9001 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9002 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9003 (ver_test_11.a): New target.
9004 * testsuite/Makefile.in: Rebuild.
9006 * configure.ac: Check for chsize and posix_fallocate. Replace
9008 * ftruncate.c: New file, from gnulib.
9009 * output.cc (posix_fallocate): Define dummy version if not
9010 HAVE_POSIX_FALLOCATE.
9011 (Output_file::map): Call posix_fallocate rather than lseek and
9013 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9014 * configure, Makefile.in, config.in: Rebuild.
9016 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9018 * layout.h (Layout::create_note): Add section_name parameter.
9019 * layout.cc (Layout::create_note): Likewise.
9020 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9022 2009-03-17 Ian Lance Taylor <iant@google.com>
9024 * descriptors.cc: Include "options.h".
9025 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9026 (Descriptors::open): Always use O_CLOEXEC when opening a new
9027 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9028 then set FD_CLOEXEC.
9030 * sparc.cc (class Target_sparc): Add has_got_section.
9031 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9032 make sure we have a GOT section.
9034 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9035 (Target_sparc::Scan::local): Likewise.
9036 (Target_sparc::Scan::global): Likewise.
9037 (Target_sparc::Relocate::relocate): Likewise.
9038 (Target_sparc::Relocate::relocate_tls): Likewise.
9040 * symtab.cc (Symbol_table::define_default_version): New function,
9041 broken out of add_from_object.
9042 (Symbol_table::add_from_object): Call define_default_version.
9043 (Symbol_table::define_special_symbol): Add resolve_oldsym
9044 parameter. Change all callers. If the version for a symbol comes
9045 from a version script, resolve it with the symbol with the same
9046 name with no version. Also add the symbol without a version if
9048 (do_define_in_output_data): If resolving with oldsym, don't delete
9050 (do_define_in_output_segment): Likewise.
9051 (do_define_as_constant): Likewise.
9052 * symtab.h (class Symbol_table): Update declarations.
9054 2009-03-13 Ian Lance Taylor <iant@google.com>
9056 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9057 (Read_symbols::requeue): New function.
9058 (Read_symbols::do_read_symbols): If make_elf_object fails because
9059 the target type is not configured, and the file was searched for,
9060 issue a warning and retry with the next directory.
9061 (Add_symbols::run): If the file has an incompatible format, and
9062 it was searched for, requeue the Read_symbols task. On error,
9064 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9065 dirindex parameter to constructor. Change all callers. Declare
9066 incompatible_warning and requeue.
9067 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9068 input_argument_ and input_group_ fields. Add them to
9069 constructor. Change all callers.
9070 (class Read_script): Add dirindex_ field. Add it to constructor.
9072 * archive.cc (Archive::setup): Remove input_objects parameter.
9074 (Archive::get_file_and_offset): Likewise.
9075 (Archive::read_all_symbols): Likewise.
9076 (Archive::read_symbols): Likewise.
9077 (Archive::get_elf_object_for_member): Remove input_objects
9078 parameter. Add punconfigured parameter. Change all callers.
9079 (Archive::add_symbols): Change return type to bool. Check return
9080 value of include_member.
9081 (Archive::include_all_members): Likewise.
9082 (Archive::include_member): Change return type to bool. Return
9083 false if first included object has incompatible target. Set
9084 included_member_ field.
9085 (Add_archive_symbols::run): If add_symbols returns false, requeue
9087 * archive.h (class Archive): Add included_member_ field.
9088 Initialize it in constructor. Add input_file and searched_for
9089 methods. Update declarations.
9090 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9091 input_argument_ fields. Add them to constructor. Change all
9093 * script.cc: Include "target-select.h".
9094 (class Parser_closure): Add skip_on_incompatible_target_ and
9095 found_incompatible_target_ fields. Add
9096 skip_on_incompatible_target parameter to constructor. Change all
9097 callers. Add methods skip_on_incompatible_target,
9098 clear_skip_on_incompatible_target, found_incompatible_target, and
9099 set_found_incompatible_target.
9100 (read_input_script): Add dirindex parameter. Change all callers.
9101 If parser finds an incompatible target, requeue Read_symbols
9103 (script_set_symbol): Clear skip_on_incompatible_target in
9105 (script_add_assertion, script_parse_option): Likewise.
9106 (script_start_sections, script_add_phdr): Likewise.
9107 (script_check_output_format): New function.
9108 * script.h (read_input_script): Update declaration.
9109 * script-c.h (script_check_output_format): Declare.
9110 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9111 (ignore_cmd): Remove OUTPUT_FORMAT.
9112 * fileread.cc (Input_file::Input_file): Add explicit this.
9113 (Input_file::will_search_for): New function.
9114 (Input_file::open): Add pindex parameter. Change all callers.
9115 * fileread.h (class Input_file): Add input_file_argument method.
9116 Declare will_search_for. Update declarations.
9117 * object.cc (make_elf_object): Add punconfigured parameter.
9119 * object.h (class Object): Make input_file public. Add
9120 searched_for method.
9121 (make_elf_object): Update declaration.
9122 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9124 * dirsearch.h (class Dirsearch): Update declaration.
9125 * options.h (class General_options): Add --warn-search-mismatch.
9126 * parameters.cc (Parameters::is_compatible_target): New function.
9127 * parameters.h (class Parameters): Declare is_compatible_target.
9128 * workqueue.cc (Workqueue::add_blocker): New function.
9129 * workqueue.h (class Workqueue): Declare add_blocker.
9131 * fileread.cc (Input_file::open): Remove options parameter.
9133 (Input_file::open_binary): Likewise.
9134 * script.cc (read_input_script): Likewise.
9135 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9136 options parameter from constructor. Change all callers.
9137 (class Read_script): Likewise.
9138 * fileread.h (class Input_file): Update declarations.
9139 * script.h (read_input_script): Update declaration.
9141 2009-03-10 Nick Clifton <nickc@redhat.com>
9143 * po/es.po: New Spanish translation.
9145 2009-03-06 Cary Coutant <ccoutant@google.com>
9147 * options.cc (parse_short_option): Keep dash_z from registering itself.
9149 2009-03-03 Ian Lance Taylor <iant@google.com>
9152 * target-reloc.h (relocate_section): Pass output_section to
9154 * i386.cc (Target_i386::should_apply_static_reloc): Add
9155 output_section parameter. Change all callers.
9156 (Target_i386::Relocate::relocate): Add output_section parameter.
9157 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9158 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9159 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9160 * testsuite/two_file_shared.sh: New script.
9161 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9162 (check_DATA): Add two_file_shared.dbg.
9163 (two_file_shared.dbg): New target.
9164 * testsuite/Makefile.in: Rebuild.
9166 2009-03-01 Ian Lance Taylor <iant@google.com>
9168 * configure.ac: Check for byteswap.h.
9169 * configure: Rebuild.
9170 * config.in: Rebuild.
9172 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9174 * layout.cc (Layout::find_or_add_kept_section): New function.
9175 (Layout::add_comdat): Removed.
9176 * layout.h (struct Kept_section): Move out of class Layout.
9177 Remove trailing underscores from field names. Add group_sections
9178 field. Rename group_ field to is_group. Change all uses.
9179 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9180 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9181 comdat_groups_ field.
9182 (Sized_relobj::include_section_group): Use
9183 find_or_add_kept_section and Kept_section::group_sections.
9184 (Sized_relobj::include_linkonce_section): Likewise.
9185 * object.cc (class Sized_relobj): Don't define Comdat_group or
9186 Comdat_group_table. Remove find_comdat_group and
9187 add_comdat_group. Remove comdat_groups_ field.
9188 * plugin.cc (include_comdat_group): Use
9189 Layout::find_or_add_kept_section.
9191 2009-02-28 Ian Lance Taylor <iant@google.com>
9193 * README: --gc-sections and map files are now supported. Document
9194 some build requirements.
9197 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9198 relocatable link set the value of the section symbol to zero.
9199 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9200 relocatable link don't include the section address in the local
9203 2009-02-27 Ian Lance Taylor <iant@google.com>
9206 * options.h (class Search_directory): Add is_system_directory.
9207 (class General_options): Declare is_in_system_directory.
9208 * options.cc (get_relative_sysroot): Make static.
9209 (get_default_sysroot): Make static.
9210 (General_optoins::is_in_system_directory): New function.
9211 * fileread.cc (Input_file::is_in_system_directory): New function.
9212 * fileread.h (class Input_file): Declare is_in_system_directory.
9213 * object.h (class Object): Add is_in_system_directory.
9214 (class Input_objects): Remove system_library_directory_ field.
9215 * object.cc (Input_objects::add_object): Don't set
9216 system_library_directory_.
9217 (input_objects::found_in_system_library_directory): Remove.
9218 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9219 parameter. Change all callers.
9220 (Symbol_table::sized_write_globals): Likewise.
9221 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9222 Call Object::is_in_system_directory.
9223 * symtab.h (class Symbol_table): Update declarations.
9226 * descriptors.h (Open_descriptor): Add is_on_stack field.
9227 * descriptors.cc (Descriptors::open): If the descriptor is on the
9228 top of the stack, remove it. Initialize is_on_stack field.
9229 (Descriptors::release): Only add pod to stack if it is not on the
9231 (Descriptors::close_some_descriptor): Clear stack_next and
9235 * output.cc (Output_section::find_starting_output_address): Rename
9236 from starting_output_address; add PADDR parameter; change return
9238 * output.h (class Output_section): Declare
9239 find_starting_output_address instead of starting_output_address.
9240 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9241 section symbol for which we can't find a merge section.
9244 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9245 hidden or internal, force the symbol to be local.
9246 * resolve.cc (Symbol::override_visibility): Define.
9247 (Symbol::override_base): Use override_visibility.
9248 (Symbol_table::resolve): Likewise.
9249 (Symbol::override_base_with_special): Likewise.
9250 (Symbol_table::override_with_special): If the visibility is hidden
9251 or internal, force the symbol to be local.
9252 * symtab.h (class Symbol): Add set_visibility and
9253 override_visibility.
9254 * testsuite/ver_test_1.sh: New file.
9255 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9256 (check_DATA): Add ver_test_1.syms.
9257 (ver_test_1.syms): New target.
9258 * testsuite/Makefile.in: Rebuild.
9260 2009-02-25 Cary Coutant <ccoutant@google.com>
9262 * layout.cc (Layout::choose_output_section): Don't rename sections
9263 when using a linker script that has a SECTIONS clause.
9264 * Makefile.in: Regenerate.
9266 * testsuite/Makefile.am (script_test_5.sh): New test case.
9267 * testsuite/Makefile.in: Regenerate.
9268 * testsuite/script_test_5.cc: New file.
9269 * testsuite/script_test_5.sh: New file.
9270 * testsuite/script_test_5.t: New file.
9272 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9274 * archive.cc (Archive::include_member): Update calls to add_symbols.
9275 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9276 the Layout argument.
9277 * dynobj.h (do_add_symbols): Add the Layout argument.
9278 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9280 * object.h (Object::add_symbols): Add the Layout argument.
9281 (Object::do_add_symbols): Add the Layout argument.
9282 (Sized_relobj::do_add_symbols): Add the Layout argument.
9283 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9284 Unify the two versions.
9285 (Add_plugin_symbols): Remove.
9286 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9287 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9288 (Add_plugin_symbols): Remove.
9289 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9290 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9291 (Add_symbols::run): Make it work with Pulginobj.
9293 2009-02-06 Ian Lance Taylor <iant@google.com>
9295 * object.cc (Sized_relobj::do_layout): Make info message start
9296 with lower case letter.
9298 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9300 * binary.cc: Fix file comment.
9302 * options.h (enum Incremental_disposition): Define.
9303 (class General_options): Add new options: --incremental,
9304 --incremental_changed, --incremental_unchanged,
9305 --incremental_unknown. Add incremental_disposition_ and
9306 implicit_incremental_ fields.
9307 (General_options::incremental_disposition): New function.
9308 (class Position_dependent_options): Add incremental_disposition
9310 (Position_dependent_options::copy_from_options): Set incremental
9312 * options.cc (General_options::parse_incremental_changed): New
9314 (General_options::parse_incremental_unchanged): New function.
9315 (General_options::parse_incremental_unknown): New function.
9316 (General_options::General_options): Initialize new fields
9317 incremental_disposition_ and implicit_incremental_.
9318 (General_options::finalize): Check for uasge of --incremental-*
9319 without --incremental.
9321 2009-02-06 Chris Demetriou <cgd@google.com>
9323 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9324 pointer and to report location as the file name associated with
9326 (gold_undefined_symbol_at_location): New function to replace the
9327 old gold_undefined_symbol functionality.
9328 * target-reloc.h (relocate_section): Update to use
9329 gold_undefined_symbol_at_location.
9330 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9331 Call gold_undefined_symbol function rather than gold_error.
9332 * errors.h (Errors::undefined_symbol): Take location as a
9333 string, rather than calculating it from a relocation.
9334 * errors.cc (Errors::fatal): Print "fatal error:" before the
9336 (Errors::error, Errors::error_at_location): Print "error: "
9337 before the formatted message.
9338 (Errors::undefined_symbol): Take location as a string, rather
9339 than calculating it from a relocation.
9340 (gold_undefined_symbol_at_location): New function akin to
9341 old gold_undefined_symbol, calculates location from relocation.
9342 (gold_undefined_symbol): Change to take only a Symbol pointer
9343 and to report location as the file name associated with the symbol.
9344 * testsuite/debug_msg.sh: Update for changed error messages.
9345 * testsuite/undef_symbol.sh: Likewise.
9347 2009-02-04 Duncan Sands <baldrick@free.fr>
9350 * reduced_debug_output.h
9351 (Output_reduced_debug_abbrev_section::failed): Use format for
9353 (Output_reduced_debug_info_section::faild): Likewise.
9355 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9357 * script.cc (Lazy_demangler): New class.
9358 (Version_script_info::get_symbol_version_helper): Demangle a
9361 2009-01-29 Cary Coutant <ccoutant@google.com>
9363 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9365 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9367 2009-01-28 Ian Lance Taylor <iant@google.com>
9369 * version.cc (version_string): Bump to 1.9.
9371 * gold.h: Include <cstring> and <stdint.h>.
9372 * version.cc: Include <cstdio>.
9373 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9375 * reduced_debug_output.cc (insert_into_vector): Rename from
9376 Insert_into_vector; change all callers. Use Swap_unaligned to
9377 avoid aliasing issue; remove union since it is unnecessary.
9379 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9381 * Makefile.am (CCFILES): Add gc.cc.
9383 * Makefile.in: Regenerate.
9384 * gold.cc (Gc_runner): New class.
9385 (queue_initial_tasks): Call garbage collection related tasks
9386 when corresponding options are invoked.
9387 (queue_middle_gc_tasks): New function.
9388 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9389 processed early before laying out sections during garbage collection.
9390 * gold.h (queue_middle_gc_tasks): New function.
9391 (is_prefix_of): Move from "layout.cc".
9392 * i386.cc (Target_i386::gc_process_relocs): New function.
9393 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9394 * main.cc (main): Create object of class "Garbage_collection".
9395 * object.cc (Relobj::copy_symbols_data): New function.
9396 (Relobj::is_section_name_included): New function.
9397 (Sized_relobj::do_layout): Allow this function to be called twice
9398 during garbage collection and defer layout of section during the
9400 * object.h (Relobj::get_symbols_data): New function.
9401 (Relobj::is_section_name_included): New function.
9402 (Relobj::copy_symbols_data): New function.
9403 (Relobj::set_symbols_data): New function.
9404 (Relobj::get_relocs_data): New function.
9405 (Relobj::set_relocs_data): New function.
9406 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9407 (Relobj::gc_process_relocs): New function.
9408 (Relobj::do_gc_process_relocs): New pure virtual function.
9409 (Relobj::sd_): New data member.
9410 (Sized_relobj::is_output_section_offset_invalid): New function.
9411 (Sized_relobj::do_gc_process_relocs): New function.
9412 * options.h (General_options::gc_sections): Modify to not be a no-op.
9413 (General_options::print_gc_sections): New option.
9414 * plugin.cc (Plugin_finish::run): Remove function call to
9415 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9416 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9417 * reloc.cc (Read_relocs::run): Add task to process relocs and
9418 determine unreferenced sections when doing garbage collection.
9419 (Gc_process_relocs): New class.
9420 (Sized_relobj::do_gc_process_relocs): New function.
9421 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9422 sections that are garbage collected.
9423 * reloc.h (Gc_process_relocs): New class.
9424 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9425 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9426 symbols whose corresponding sections are garbage collected.
9427 (Symbol_table::Symbol_table): Add new parameter for the garbage
9429 (Symbol_table::gc_mark_undef_symbols): New function.
9430 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9431 (Symbol_table::gc_mark_dyn_syms): New function.
9432 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9434 (Symbol_table::add_from_object): Likewise.
9435 (Symbol_table::add_from_relobj): When building shared objects, do not
9436 treat externally visible symbols as garbage.
9437 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9438 table information for static and relocatable links.
9439 * symtab.h (Symbol_table::set_gc): New function.
9440 (Symbol_table::gc): New function.
9441 (Symbol_table::gc_mark_undef_symbols): New function.
9442 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9443 (Symbol_table::gc_mark_dyn_syms): New function.
9444 (Symbol_table::gc_): New data member.
9445 * target.h (Sized_target::gc_process_relocs): New pure virtual
9447 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9448 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9450 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9452 * options.h (General_options::gc_sections): Define as a no-op for now.
9453 (General_options::no_keep_memory): Ditto.
9454 (General_options::Bshareable): Define.
9455 * options.cc (General_options::finalize): Honor -Bshareable.
9457 2009-01-20 Andreas Schwab <schwab@suse.de>
9459 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9460 read the value in the contents, since we don't use it. Use the
9461 template endianness when writing.
9462 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9464 2009-01-19 Andreas Schwab <schwab@suse.de>
9466 * configure.tgt (powerpc64-*): Fix targ_obj.
9468 2009-01-15 Ian Lance Taylor <iant@google.com>
9470 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9471 local symbols when stripping all symbols.
9473 2009-01-14 Cary Coutant <ccoutant@google.com>
9475 * output.cc (Output_reloc): Add explicit instantiations.
9477 2009-01-14 Cary Coutant <ccoutant@google.com>
9479 * archive.cc (Archive::get_elf_object_for_member): Remove call
9480 to File_read::claim_for_plugin.
9481 * descriptors.cc (Descriptors::open): Remove reference to
9483 (Descriptors::claim_for_plugin): Remove.
9484 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9485 (Descriptors::is_claimed): Remove.
9486 (claim_descriptor_for_plugin): Remove.
9487 * fileread.cc (File_read::claim_for_plugin): Remove.
9488 * fileread.h (File_read::claim_for_plugin): Remove.
9489 (File_read::descriptor): Reopen descriptor if necessary.
9490 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9491 (Plugin_manager::all_symbols_read): Add task parameter. Change
9493 (Plugin_manager::get_input_file): New function.
9494 (Plugin_manager::release_input_file): New function.
9495 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9496 corresponding data member.
9497 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9498 and pass to base constructor. Change all callers.
9499 (get_input_file, release_input_file): New functions.
9500 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9501 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9502 (Plugin_manager::all_symbols_read): Add task parameter.
9503 (Plugin_manager::get_input_file): New function.
9504 (Plugin_manager::release_input_file): New function.
9505 (Plugin_manager::task_): New data member.
9506 (Pluginobj::Pluginobj): Add filesize parameter.
9507 (Pluginobj::filename): New function.
9508 (Pluginobj::descriptor): New function.
9509 (Pluginobj::filesize): New function.
9510 (Pluginobj::filesize_): New data member.
9511 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9512 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9513 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9515 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9516 with archive libraries.
9517 * testsuite/Makefile.in: Regenerate.
9518 * testsuite/plugin_test.c (struct sym_info): New type.
9519 (get_input_file, release_input_file): New static variables.
9520 (onload): Capture new transfer vector entries.
9521 (claim_file_hook): Stop reading at end of file according to filesize.
9522 Factor out parsing of readelf output into separate function.
9523 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9524 APIs and get the source file name from the symbol table. Convert
9525 source file name to corresponding object file name. Print info
9526 message when adding new input files.
9527 (parse_readelf_line): New function.
9528 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9529 * testsuite/plugin_test_2.sh: Likewise.
9530 * testsuite/plugin_test_3.sh: Likewise.
9531 * testsuite/plugin_test_4.sh: New test case.
9533 2009-01-07 Ian Lance Taylor <iant@google.com>
9535 * version.cc (version_string): Bump to 1.8.
9537 2008-12-23 Cary Coutant <ccoutant@google.com>
9539 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9540 * plugin.cc (Plugin_manager::finish): Rename as
9541 layout_deferred_objects. Move cleanup to separate function.
9542 (Plugin_manager::cleanup): New function.
9543 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9545 * plugin.h (Plugin_manager::finish): Rename as
9546 layout_deferred_objects.
9547 (Plugin_manager::cleanup): New function.
9548 (Plugin_manager::cleanup_done): New field.
9550 2008-12-23 Cary Coutant <ccoutant@google.com>
9552 * plugin.cc (is_visible_from_outside): New function.
9553 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9554 so we don't return "IR only" status for exported symbols or -r links.
9556 * testsuite/Makefile.am (plugin_test_3): New test case.
9557 * testsuite/Makefile.in: Regenerate.
9558 * testsuite/plugin_test_3.sh: New file.
9560 2008-12-22 Cary Coutant <ccoutant@google.com>
9562 * object.cc (Sized_relobj::layout_section): New function.
9563 (Sized_relobj::do_layout): Defer layout of input sections until after
9564 plugin has provided replacement files.
9565 (Sized_relobj::do_layout_deferred_sections): New function.
9566 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9567 (Relobj::layout_deferred_sections): New function.
9568 (Relobj::do_layout_deferred_sections): New function.
9569 (Sized_relobj::do_layout_deferred_sections): New function.
9570 (Sized_relobj::layout_section): New function.
9571 (Sized_relobj::Deferred_layout): New structure.
9572 (Sized_relobj::deferred_layout_): New field.
9573 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9574 Change all callers. Layout deferred sections.
9575 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9577 (Plugin_hook::run): Move code from do_plugin_hook inline.
9578 (Plugin_hook::do_plugin_hook): Remove.
9579 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9580 (Plugin_manager::finish): Renamed, was cleanup.
9581 (Plugin_manager::should_defer_layout): New function.
9582 (Plugin_manager::add_deferred_layout_object): New function.
9583 (Plugin_manager::Deferred_layout_list): New type.
9584 (Plugin_manager::deferred_layout_objects_): New field.
9585 (Plugin_hook::do_plugin_hook): Remove.
9587 2008-12-17 Ian Lance Taylor <iant@google.com>
9589 * options.h (class General_options): Add --no case for
9592 2008-12-16 Cary Coutant <ccoutant@google.com>
9594 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9596 (Plugin_manager::claim_file): Create plugin object even if
9597 plugin did not call the add_symbols callback.
9598 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9599 asking for more symbols than were added.
9600 * testsuite/Makefile.am (plugin_test_1): Add test case with
9602 (empty.syms): New target.
9603 * testsuite/Makefile.in: Regenerate.
9604 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9605 message. Don't call add_symbols if no globals.
9606 (all_symbols_read_hook): Don't provide replacement for empty
9609 2008-12-12 Ian Lance Taylor <iant@google.com>
9611 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9612 r_type == 0 for a local symbol with r_sym == 0.
9613 (scan_relocatable_relocs): Pass r_sym to
9614 local_non_section_strategy.
9615 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9618 * configure.ac: Update test for TLS descriptors: they are
9619 supported as of glibc 2.9.
9620 * configure: Rebuild.
9622 2008-12-11 Ian Lance Taylor <iant@google.com>
9625 * target-reloc.h (Default_scan_relocatable_relocs): For each
9626 function, map r_type == 0 to RELOC_DISCARD.
9628 2008-12-10 Cary Coutant <ccoutant@google.com>
9630 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9631 object to override a kept COMDAT group from a plugin object.
9633 2008-12-09 Ian Lance Taylor <iant@google.com>
9636 * yyscript.y (file_cmd): Handle INPUT.
9638 * testsuite/initpri1.c: Change all declarations to be full
9639 prototypes by adding void, to avoid compiler warnings.
9641 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9643 * options.cc (General_options::parse_plugin_opt): New.
9644 (General_options::add_plugin): The argument now is just the filename.
9645 (General_options::add_plugin_option): New.
9646 * options.h (plugin_opt): New.
9647 (add_plugin): Change argument name.
9648 (add_plugin_option): New.
9649 * plugin.cc (Plugin::load): Don't parse the plugin option.
9650 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9651 (Plugin::add_option): New.
9652 (Plugin::args_): Change type.
9653 (Plugin::filename_): New.
9654 (Plugin_manager::add_plugin_option): New.
9655 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9656 * testsuite/Makefile.in: Regenerate.
9658 2008-12-05 Cary Coutant <ccoutant@google.com>
9660 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9661 Handle --strip-lto-sections option.
9662 * options.h (strip_lto_sections): New option.
9664 2008-12-01 Cary Coutant <ccoutant@google.com>
9666 * plugin.cc (ld_plugin_message): Change format parameter to const.
9667 Fix mismatch between new[] and delete.
9669 2008-11-14 Cary Coutant <ccoutant@google.com>
9671 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9674 2008-11-05 Craig Silverstein <csilvers@google.com>
9676 * options.cc (General_options::parse_dynamic_list): New function.
9677 * options.h (General_options): New flags dynamic_list,
9678 dynamic_list_data, dynamic_list_cpp_new, and
9679 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9680 (General_options::in_dynamic_list): New function.
9681 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9682 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9683 (Lex::can_continue_name): Likewise.
9685 (read_script_file): New parameter script_options.
9686 (read_dynamic_list): New function.
9687 (Script_options::define_dynamic_list): New function.
9688 (dynamic_list_keyword_parsecodes): New variable.
9689 (dynamic_list_keywords): New variable.
9690 * script.h (Script_options::define_dynamic_list): New function
9692 (read_dynamic_list): New function prototype.
9693 * symtab.cc (strprefix): New macro.
9694 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9695 dynamic_list_data, dynamic_list_cpp_new, and
9696 dynamic_list_cpp_typeinfo.
9697 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9698 (dynamic_list_expr): New rule.
9699 (dynamic_list_nodes): Likewise.
9700 (dynamic_list_node): Likewise.
9701 * testsuite/Makefile.am (dynamic_list): New test.
9702 * testsuite/Makefile.in: Regenerated.
9703 * testsuite/dynamic_list.t: New file.
9704 * testsuite/dynamic_list.sh: New file.
9706 2008-11-05 Craig Silverstein <csilvers@google.com>
9708 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9709 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9710 (t11_last): Likewise.
9711 * testsuite/ver_test_6.c (main): Likewise.
9713 2008-10-07 Cary Coutant <ccoutant@google.com>
9715 * options.c (General_options::finalize): Add check for -static and
9717 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9720 2008-10-02 Cary Coutant <ccoutant@google.com>
9722 * plugin.cc (make_sized_plugin_object): Fix conditional
9723 compilation to work when not all targets are enabled.
9725 2008-09-29 Cary Coutant <ccoutant@google.com>
9727 * archive.cc (Archive::get_file_and_offset): Use filename instead
9728 of name to get library path.
9729 (Archive::include_member): Unlock external member of a thin archive.
9731 * testsuite/Makefile.am (TEST_AR): New variable.
9732 (thin_archive_test_1): New test.
9733 (thin_archive_test_2): New test.
9734 * testsuite/Makefile.in: Regenerate.
9735 * testsuite/thin_archive_main.cc: New file.
9736 * testsuite/thin_archive_test_1.cc: New file.
9737 * testsuite/thin_archive_test_2.cc: New file.
9738 * testsuite/thin_archive_test_3.cc: New file.
9739 * testsuite/thin_archive_test_4.cc: New file.
9741 2008-09-29 Cary Coutant <ccoutant@google.com>
9743 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9744 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9746 (Sized_relobj::do_finalize_local_symbols): Likewise.
9747 (Sized_relobj::map_to_kept_section): Likewise.
9748 * object.h (Sized_relobj::invalid_address): New constant.
9749 (Sized_relobj::do_output_section_offset): Check for invalid_address
9751 * output.cc (Output_reloc::local_section_offset): Use constant
9752 invalid_address instead of -1U.
9753 (Output_reloc::get_address): Likewise.
9754 (Output_section::output_address): Change -1U to -1ULL.
9755 * output.h (Output_reloc::invalid_address): New constant.
9756 * reloc.cc (Sized_relobj::write_sections): Use constant
9757 invalid_address instead of -1U.
9758 (Sized_relobj::relocate_sections): Likewise.
9759 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9760 values for merge sections.
9761 * target-reloc.h (relocate_for_relocatable): Use constant
9762 invalid_address instead of -1U.
9764 2008-09-19 Cary Coutant <ccoutant@google.com>
9766 Add plugin functionality for link-time optimization (LTO).
9767 * configure.ac (plugins): Add --enable-plugins option.
9768 * configure: Regenerate.
9769 * config.in: Regenerate.
9770 * Makefile.am (LIBDL): New variable.
9771 (CCFILES): Add plugin.cc.
9772 (HFILES): Add plugin.h.
9773 (ldadd_var): Add LIBDL.
9774 * Makefile.in: Regenerate.
9776 * archive.cc: Include "plugin.h".
9777 (Archive::setup): Don't preread archive symbols when using a plugin.
9778 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9779 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9781 (Archive::include_member): Add symbols from plugin objects.
9782 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9783 * descriptors.cc (Descriptors::open): Check for file descriptors
9784 abandoned by plugins.
9785 (Descriptors::claim_for_plugin): New function.
9786 * descriptors.h (Descriptors::claim_for_plugin): New function.
9787 (Open_descriptor::is_claimed): New field.
9788 (claim_descriptor_for_plugin): New function.
9789 * fileread.cc (File_read::claim_for_plugin): New function.
9790 * fileread.h (File_read::claim_for_plugin): New function.
9791 (File_read::descriptor): New function.
9792 * gold.cc: Include "plugin.h".
9793 (queue_initial_tasks): Add task to call plugin hooks for generating
9795 * main.cc: Include "plugin.h".
9796 (main): Load plugin libraries.
9797 * object.h (Pluginobj): Declare.
9798 (Object::pluginobj): New function.
9799 (Object::do_pluginobj): New function.
9800 (Object::set_target): New function.
9801 * options.cc: Include "plugin.h".
9802 (General_options::parse_plugin): New function.
9803 (General_options::General_options): Initialize plugins_ field.
9804 (General_options::add_plugin): New function.
9805 * options.h (Plugin_manager): Declare.
9806 (General_options): Add --plugin option.
9807 (General_options::has_plugins): New function.
9808 (General_options::plugins): New function.
9809 (General_options::add_plugin): New function.
9810 (General_options::plugins_): New field.
9811 * plugin.cc: New file.
9812 * plugin.h: New file.
9813 * readsyms.cc: Include "plugin.h".
9814 (Read_symbols::do_read_symbols): Check for archive before checking
9815 for ELF file. Call plugin hooks to claim files.
9816 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9817 from a real object file; force override when processing replacement
9819 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9820 (Symbol::init_base_object): Likewise.
9821 (Symbol::init_base_output_data): Likewise.
9822 (Symbol::init_base_output_segment): Likewise.
9823 (Symbol::init_base_constant): Likewise.
9824 (Symbol::init_base_undefined): Likewise.
9825 (Symbol::output_section): Assert that object is not a plugin.
9826 (Symbol_table::add_from_pluginobj): New function.
9827 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9829 (Symbol_table::sized_write_globals): Likewise.
9830 (Symbol_table::add_from_pluginobj): Instantiate template.
9831 * symtab.h (Sized_pluginobj): Declare.
9832 (Symbol::in_real_elf): New function.
9833 (Symbol::set_in_real_elf): New function.
9834 (Symbol::in_real_elf_): New field.
9835 (Symbol_table::add_from_pluginobj): New function.
9837 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9838 (LIBDL): New variable.
9840 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9841 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9842 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9843 (MOSTLYCLEANFILES): Likewise.
9844 * testsuite/Makefile.in: Regenerate.
9845 * testsuite/plugin_test.c: New file.
9846 * testsuite/plugin_test_1.sh: New file.
9847 * testsuite/plugin_test_2.sh: New file.
9849 2008-09-16 Ian Lance Taylor <iant@google.com>
9851 * target-reloc.h (relocate_section): Check whether a symbol is
9852 defined by the ABI before reporting an undefined symbol error.
9853 * target.h (Target::is_defined_by_abi): Make parameter const.
9854 (Target::do_is_defined_by_abi): Likewise.
9855 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9856 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9857 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9858 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9859 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9860 * testsuite/Makefile.in: Rebuild.
9862 * fileread.cc (make_view): Add casts to avoid warning.
9864 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9866 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9867 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9869 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9871 * options.h (General_options::output_is_executable): New.
9872 (General_options::output_is_pie): New.
9873 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9874 for shared libraries.
9875 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9877 2008-09-11 Chris Demetriou <cgd@google.com>
9879 * options.h (origin): New -z option.
9880 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9881 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9884 2008-09-05 Cary Coutant <ccoutant@google.com>
9886 * fileread.cc (File_read::make_view): Add check for attempt to map
9889 2008-09-05 Cary Coutant <ccoutant@google.com>
9891 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9892 explicit instantiations.
9894 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9897 * options.cc (General_options::finalize): Allow undefined symbols
9898 in shlibs if linking -shared.
9901 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9902 symbols as not needing a dynsym entry.
9904 2008-08-20 Craig Silverstein <csilvers@google.com>
9906 * fileread.cc (File_read::open): Do not lock the file unless it
9907 was successfully opened.
9909 2008-08-14 Cary Coutant <ccoutant@google.com>
9911 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9912 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9913 * testsuite/tls_test.cc (struct int128): 128-bit struct
9914 for testing TLS relocs with non-zero addend.
9915 (v12): New TLS variable.
9917 (t_last): Add check for v12.
9918 * testsuite/tls_test.h (t12): New function.
9919 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9921 2008-08-13 Ian Lance Taylor <iant@google.com>
9923 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9924 set tls_segment_ or relro_segment_.
9925 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
9927 * output.h (Output_section::clear_is_relro): New function.
9928 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
9929 sections specially even when output_data_ is empty.
9930 (Output_segment::maximum_alignment): When first section is relro,
9931 only force alignment for PT_LOAD segments.
9932 * script.cc (script_data_segment_align): New function.
9933 (script_data_segment_relro_end): New function.
9934 * script-c.h (script_data_segment_align): Declare.
9935 (script_data_segment_relro_end): Declare.
9936 * script-sections.h (class Script_sections): Declare
9937 data_segment_align and data_segment_relro_end. Add fields
9938 segment_align_index_ and saw_relro_end_.
9939 * script-sections.cc (class Sections_element): Add set_is_relro
9940 virtual function. Add new bool* parameter to place_orphan_here.
9941 Add get_output_section virtual function.
9942 (class Output_section_definition): Add set_is_relro. Add new
9943 bool* parameter to place_orphan_here. Add get_output_section.
9944 Add is_relro_ field.
9945 (Output_section_definition::Output_section_definition): Initialize
9946 evaluated_address_, evaluated_load_address, evaluated_addralign_,
9947 and is_relro_ fields.
9948 (Output_section_definition::place_orphan_here): Add is_relro
9950 (Output_section_definition::set_section_addresses): Set relro for
9952 (Output_section_definition::alternate_constraint): Likewise.
9953 (class Orphan_output_section): Add new bool* parameter to
9954 place_orphan_here. Add get_output_section.
9955 (Orphan_output_section::place_orphan_here): Add is_relro
9957 (Script_sections::Script_sections): Initialize
9958 data_segment_align_index_ and saw_relro_end_.
9959 (Script_sections::data_segment_align): New function.
9960 (Script_sections::data_segment_relro_end): New function.
9961 (Script_sections::place_orphan): Set or clear is_relro.
9962 (Script_sections::set_section_addresses): Force alignment of first
9964 * yyscript.y (exp): Call script_data_segment_align and
9965 script_data_segment_relro_end.
9966 * testsuite/relro_script_test.t: New file.
9967 * testsuite/relro_test.cc (using_script): Declare.
9968 (t1, t2): Test using_script.
9969 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
9970 (relro_script_test_SOURCES): Define.
9971 (relro_script_test_DEPENDENCIES): Define.
9972 (relro_script_test_LDFLAGS): Define.
9973 (relro_script_test_LDADD): Define.
9974 (relro_script_test.so): New target.
9975 * testsuite/Makefile.in: Rebuild.
9977 2008-08-06 Cary Coutant <ccoutant@google.com>
9979 * archive.cc (Archive::total_archives, Archive::total_members)
9980 (Archive::total_members_loaded): New variables.
9981 (Archive::setup): Add parameter. Add option to preread
9983 (Archive::read_armap): Add counter.
9984 (Archive::get_file_and_offset): New function.
9985 (Archive::get_elf_object_for_member): New function.
9986 (Archive::read_all_symbols): New function.
9987 (Archive::read_symbols): New function.
9988 (Archive::add_symbols): Add counters.
9989 (Archive::include_all_members): Use armap to find members if it's
9991 (Archive::include_member): Skip reading symbols if already read.
9992 Factored code into Archive::get_file_and_offset and
9993 Archive::get_elf_object_for_member. Changed call to
9994 Mapfile::report_include_archive_member.
9995 (Archive::print_stats): New function.
9996 * archive.h: Declare Object and Read_symbols_data classes.
9997 (Archive::Archive): Add initializers for new members.
9998 (Archive::setup): Add parameter.
9999 (Archive::print_stats): New function.
10000 (Archive::total_archives, Archive::total_members)
10001 (Archive::total_members_loaded): New variables.
10002 (Archive::get_file_and_offset): New function.
10003 (Archive::get_elf_object_for_member): New function.
10004 (Archive::read_all_symbols): New function.
10005 (Archive::read_symbols): New function.
10006 (Archive::Archive_member): New class.
10007 (Archive::members_): New member.
10008 (Archive::num_members_): New member.
10009 * main.cc: Include archive.h.
10010 (main): Call Archive::print_stats.
10011 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10012 archive parameter; member_name is now the fully-decorated name.
10013 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10014 * options.h: (General_options): Add --preread-archive-symbols option.
10015 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10018 2008-08-04 Ian Lance Taylor <iant@google.com>
10020 * symtab.h (Symbol::use_plt_offset): New function.
10021 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10022 * powerpc.cc (Relocate::relocate): Likewise.
10023 * sparc.cc (Relocate::relocate): Likewise.
10024 * x86_64.cc (Relocate::relocate): Likewise.
10025 * testsuite/weak_plt.sh: New test.
10026 * testsuite/weak_plt_main.cc: New test.
10027 * testsuite/weak_plt_shared.cc: New test.
10028 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10029 (check_PROGRAMS): Add weak_plt.
10030 (check_DATA): Add weak_plt_shared.so.
10031 (weak_plt_main_pic.o, weak_plt): New targets.
10032 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10033 * testsuite/Makefile.in: Rebuild.
10035 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10037 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10038 * testsuite/Makefile.in: Rebuild.
10040 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10042 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10043 * Makefile.in: Regenerate.
10044 * po/POTFILES.in: Regenerate.
10046 2008-07-29 Ian Lance Taylor <iant@google.com>
10048 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10049 symbols before other symbols.
10050 * testsuite/script_test_2.cc (test_addr): Declare.
10051 (test_addr_alias): Declare.
10052 (main): Check that test_addr and test_addr_alias have the right
10054 * testsuite/script_test_2.t: Define test_addr_alias and
10057 2008-07-24 Ian Lance Taylor <iant@google.com>
10060 * descriptors.cc: New file.
10061 * descriptors.h: New file.
10062 * gold-threads.h (class Hold_optional_lock): New class.
10063 * fileread.cc: Include "descriptors.h".
10064 (File_read::~File_read): Release descriptor rather than closing
10066 (File_read::open) [file]: Call open_descriptor rather than open.
10067 Set is_descriptor_opened_.
10068 (File_read::open) [memory]: Assert that descriptor is not open.
10069 (File_read::reopen_descriptor): New function.
10070 (File_read::release): Release descriptor.
10071 (File_read::do_read): Make non-const. Reopen descriptor.
10072 (File_read::read): Make non-const.
10073 (File_read::make_view): Reopen descriptor.
10074 (File_read::do_readv): Likewise.
10075 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10076 Update declarations.
10077 * layout.cc: Include "descriptors.h".
10078 (Layout::create_build_id): Use open_descriptor rather than open.
10079 * output.cc: Include "descriptors.h".
10080 (Output_file::open): Use open_descriptor rather than open.
10081 * archive.cc (Archive::const_iterator): Change Archive to be
10083 (Archive::begin, Archive::end): Make non-const.
10084 (Archive::count_members): Likewise.
10085 * archive.h (class Archive): Update declarations.
10086 * object.h (Object::read): Make non-const.
10087 * Makefile.am (CCFILES): Add descriptors.cc.
10088 (HFILES): Add descriptors.h.
10089 * Makefile.in: Rebuild.
10092 * gold.h: Always include <clocale>. Add Solaris workarounds
10093 following code in binutils/sysdep.h.
10096 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10097 this->eh_frame_hdr_ is NULL before using it.
10099 * dynobj.cc (Versions::Versions): Update comment.
10101 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10102 the base version name.
10104 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10105 array size plus one.
10106 (Stringpool_template::set_string_offsets): Subtract one from key
10107 before using it as an array index.
10108 (Stringpool_template::get_offset_with_length): Likewise.
10109 (Stringpool_template::write_to_buffer): Likewise.
10110 * stringpool.h (Stringpool_template::get_offset_from_key):
10113 2008-07-23 Ian Lance Taylor <iant@google.com>
10116 * object.h (Merged_symbol_value::value): Do our best to handle a
10120 * script.cc (Version_script_info::get_versions): Don't add empty
10121 version tag to return value.
10122 (Version_script_info::get_symbol_version_helper): Change return
10123 type to bool. Add pversion parameter. Change all callers.
10124 (script_register_vers_node): Don't require a non-NULL tag.
10125 * script.h (class Version_script_info): Update declarations.
10126 (Version_script_info::get_symbol_version): Change return type to
10127 bool. Add version parameter. Change all callers.
10128 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10129 handling. Handle an empty version from a version script.
10130 (Symbol_table::define_special_symbol): Likewise.
10131 * testsuite/ver_test_10.script: New file.
10132 * testsuite/ver_test_10.sh: New file.
10133 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10134 (check_DATA): Add ver_test_10.syms.
10135 (ver_test_10.syms, ver_test_10.so): New target.
10136 * testsuite/Makefile.in: Rebuild.
10138 2008-07-23 Simon Baldwin <simonb@google.com>
10140 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10141 to zero for undefined symbols from dynamic libraries.
10143 2008-07-23 Ian Lance Taylor <iant@google.com>
10145 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10146 Change all callers.
10147 * symtab.h (class Symbol_table): Update declaration.
10148 * testsuite/ver_test_9.cc: New file.
10149 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10150 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10151 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10152 (ver_test_9.so, ver_test_9.o): New targets.
10153 * testsuite/Makefile.in: Rebuild.
10155 2008-07-22 Ian Lance Taylor <iant@google.com>
10157 * options.h (class General_options): Define --check-sections.
10158 * layout.cc (Layout::set_segment_offsets): Handle
10161 * options.h (class General_options): Define -n/--nmagic and
10163 * options.cc (General_options::finalize): For -n/--nmagic or
10164 -N/--omagic, set -static.
10165 * layout.cc (Layout::attach_allocated_section_to_segment): If
10166 -N/--omagic, don't put read-only and read-write sections in
10167 different segments.
10168 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10169 finding a read-only segment.
10170 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10171 don't set the minimum segment alignment to the common page size,
10172 and don't set the file offset to the address modulo the page size.
10173 * script-sections.cc (Script_sections::create_segments): If
10174 -n/--omagic, don't put read-only and read-write sections in
10175 different segments.
10177 * cref.cc: New file.
10178 * cref.h: New file.
10179 * options.h (class General_options): Add --print-symbol-counts.
10180 * main.cc (main): Issue defined symbol report if requested.
10181 * archive.cc (Archive::interpret_header): Make into a const member
10183 (Archive::add_symbols): Call Input_objects::archive_start and
10185 (Archive::const_iterator): Define new class.
10186 (Archive::begin, Archive::end): New functions.
10187 (Archive::include_all_members): Rewrite to use iterator.
10188 (Archive::count_members): New function.
10189 * archive.h (class Archive): Update declarations.
10190 (Archive::filename): New function.
10191 * object.cc: Include "cref.h".
10192 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10193 (Sized_relobj::do_get_global_symbol_counts): New function.
10194 (Input_objects::add_object): Add object to cross-referencer.
10195 (Input_objects::archive_start): New function.
10196 (Input_objects::archive_stop): New function.
10197 (Input_objects::print_symbol_counts): New function.
10198 * object.h: Declare Cref and Archive.
10199 (Object::get_global_symbol_counts): New function.
10200 (Object::do_get_global_symbol_counts): New pure virtual function.
10201 (class Sized_relobj): Add defined_count_ field. Update
10203 (class Input_objects): Add cref_ field. Update constructor.
10204 Update declarations.
10205 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10207 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10209 (Sized_dynobj::do_get_global_symbol_counts): New function.
10210 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10211 defined_count_. Update declarations. Define Symbols typedef.
10212 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10213 parameter. Change all callers.
10214 (Symbol_table::add_from_dynobj): Add sympointers and defined
10215 parameters. Change all callers.
10216 * symtab.h (class Symbol_table): Update declarations.
10217 * Makefile.am (CCFILES): Add cref.cc.
10218 (HFILES): Add cref.h.
10219 * Makefile.in: Rebuild.
10221 2008-07-22 Simon Baldwin <simonb@google.com>
10223 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10224 to zero when writing undefined symbols.
10226 2008-07-22 Ian Lance Taylor <iant@google.com>
10228 * output.cc (Output_section::add_input_section): Don't try to
10229 merge empty merge sections.
10231 2008-07-21 Craig Silverstein <csilvers@google.com>
10233 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10234 Include symbol version in error message.
10236 2008-07-20 Chris Demetriou <cgd@google.com>
10238 * configure.ac (gold_cv_c_random_seed): New configured variable.
10239 (RANDOM_SEED_CFLAGS): New substituted variable.
10240 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10241 * configure: Rebuild.
10242 * Makefile.in: Likewise.
10243 * testsuite/Makefile.in: Likewise.
10245 2008-07-18 Ian Lance Taylor <iant@google.com>
10247 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10248 where we see NAME/NULL and NAME/VERSION as separate symbols.
10249 * testsuite/ver_test_main.cc (main): Call t4.
10250 (t4, t4_2a): Define.
10251 * testsuite/ver_test_2.cc (t4_2): Define.
10252 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10253 * testsuite/ver_test_4.cc (t4_2a): Define.
10254 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10255 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10257 2008-07-17 Ian Lance Taylor <iant@google.com>
10259 * dynobj.cc (Versions::add_def): If we give an error about a
10260 missing version, go ahead and create the version anyhow.
10262 2008-07-10 Ian Lance Taylor <iant@google.com>
10264 Handle output sections with more than 0x7fffffff bytes.
10265 * object.h (class Relobj): Change map_to_output_ to
10266 output_sections_, and just keep a section pointer. Change all
10267 uses. Move comdat group support to Sized_relobj.
10268 (Relobj::is_section_specially_mapped): Remove.
10269 (Relobj::output_section): Remove poff parameter. Change all
10271 (Relobj::output_section_offset): New function.
10272 (Relobj::set_section_offset): Rewrite.
10273 (Relobj::map_to_output): Remove.
10274 (Relobj::output_sections): New function.
10275 (Relobj::do_output_section_offset): New pure virtual function.
10276 (Relobj::do_set_section_offset): Likewise.
10277 (class Sized_relobj): Add section_offsets_ field. Add comdat
10278 group support from Relobj. Update declarations.
10279 (Sized_relobj::get_output_section_offset): New function.
10280 (Sized_relobj::do_output_section_offset): New function.
10281 (Sized_relobj::do_set_section_offset): New function.
10282 * object.cc (Relobj::output_section_address): Remove.
10283 (Sized_relobj::Sized_relobj): Initialize new fields.
10284 (Sized_relobj::include_section_group): Cast find_kept_object to
10286 (Sized_relobj::include_linkonce_section): Likewise.
10287 (Sized_relobj::do_layout): Use separate arrays for output section
10289 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10291 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10292 output_sections and section_offsets.
10293 (Sized_relobj::write_local_symbols): Likewise.
10294 (map_to_kept_section): Compute output address directly.
10295 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10296 output_sections and section_offsets.
10297 (Sized_relobj::write_sections): Likewise.
10298 (Sized_relobj::relocate_sections): Likewise.
10299 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10300 * output.h (class Output_reloc): Update declarations. Change
10301 u2_.relobj to Sized_relobj*.
10302 (class Output_data_reloc): Change add functions to use
10304 * output.cc (Output_reloc::Output_reloc): Change relobj to
10306 (Output_reloc::local_section_offset): Change return type to
10307 Elf_Addr. Use get_output_section_offset.
10308 (Output_reloc::get_address): Likewise.
10309 (Output_section::is_input_address_mapped): Don't call
10310 is_section_specially_mapped.
10311 (Output_section::output_offset): Likewise.
10312 (Output_section::output_address): Likewise.
10313 (Output_section::starting_output_address): Likewise.
10314 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10315 parameter to Sized_relobj*.
10316 (Copy_relocs::need_copy_reloc): Likewise.
10317 (Copy_relocs::save): Likewise.
10318 * copy-relocs.h (class Copy_relocs): Update declarations.
10319 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10320 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10321 * target-reloc.h (relocate_for_relocatable): Change
10322 offset_in_output_section type to Elf_Addr. Change code that uses
10324 * layout.cc (Layout::layout): Always set *off.
10325 * mapfile.cc (Mapfile::print_input_section): Use
10326 output_section_offset.
10327 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10329 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10330 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10331 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10333 2008-07-03 Ian Lance Taylor <iant@google.com>
10335 * layout.cc (Layout::include_section): Do not discard unrecognized
10336 SHT_STRTAB sections.
10338 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10340 * script.cc (Lex::can_continue_name): Make '?' allowable in
10341 version-script names.
10342 * testsuite/version_script.map: Change glob pattern to use '?'
10344 2008-06-30 Manish Singh <yosh@gimp.org>
10347 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10350 2008-06-30 Ian Lance Taylor <iant@google.com>
10354 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10355 versions]: Don't try to read the value in the contents, since we
10356 don't use it. Use the template endianness when writing.
10358 2008-06-25 Cary Coutant <ccoutant@google.com>
10360 * fileread.cc (File_read::make_view): Assert on zero-length view.
10361 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10362 symbol table when there are no symbols to read.
10364 2008-06-23 Craig Silverstein <csilvers@google.com>
10366 * version.cc (version_string): Bump to 1.7
10368 2008-06-18 Craig Silverstein <csilvers@google.com>
10370 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10371 constant 0xFFFF to type Valtype.
10372 (Powerpc_relocate_functions::rel16_ha): Likewise.
10374 2008-06-17 Ian Lance Taylor <iant@google.com>
10376 * output.h (Output_section::Input_section): Initialize p2align_ to
10377 zero for Output_section_data constructors.
10378 (Output_section::Input_section::addralign): If not an input
10379 section, return the alignment of the Output_section_data.
10380 * testsuite/copy_test.cc: New file.
10381 * testsuite/copy_test_1.cc: New file.
10382 * testsuite/copy_test_2.cc: New file.
10383 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10384 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10385 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10386 (copy_test_1_pic.o, copy_test_1.so): New targets.
10387 (copy_test_2_pic.o, copy_test_2.so): New targets.
10388 * testsuite/Makefile.in: Rebuild.
10390 * script-sections.cc (Script_sections::place_orphan): Initialize
10391 local variable exact.
10393 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10395 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10397 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10398 David S. Miller <davem@davemloft.net>
10400 * powerpc.cc: New file.
10401 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10402 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10403 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10404 * Makefile.in: Rebuild.
10406 2008-06-09 Ian Lance Taylor <iant@google.com>
10408 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10410 (throwing, orig_terminate): New static variables.
10411 (terminate_handler): New static function.
10412 (t2): Set terminate handler.
10414 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10417 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10420 2008-05-30 Cary Coutant <ccoutant@google.com>
10422 * archive.cc (Archive::include_all_members) Correct to step
10423 over symbol table and extended name table in thin archives.
10425 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10428 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10431 2008-05-28 Caleb Howe <cshowe@google.com>
10433 * reduced_debug_output.cc: New file.
10434 * reduced_debug_output.h: New file.
10435 * options.h (class General_options): Add --strip-debug-non-line.
10436 * options.cc (General_options::finalize): Add strip_debug_non_line
10437 to the strip heirarchy.
10438 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10440 * layout.cc: Include "reduced_debug_output.h".
10441 (Layout::Layout): Initialize new fields.
10442 (line_only_debug_sections): New static array.
10443 (is_lines_only_debug_sections): New static inline function.
10444 (Layout::include_section): Handle --strip-debug-non-line.
10445 (Layout::make_output_section): If --strip-debug-non-line, build
10446 new output sections for .debug_abbrev and .debug_info.
10447 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10448 gold. Warn about possible overflow.
10449 (read_signed_LEB_128): Likewise.
10450 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10451 (read_signed_LEB_128): Declare.
10452 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10453 (HFILES): Add reduced_debug_output.h.
10454 * Makefile.in: Rebuild.
10456 2008-05-21 Ian Lance Taylor <iant@google.com>
10458 * mapfile.cc: New file.
10459 * mapfile.h: New file.
10460 * options.h (class General_options): Add -M/--print-map and -Map.
10461 * options.cc (General_options::finalize): Make -M equivalent to
10463 * main.cc: Include <cstdio> and "mapfile.h".
10464 (main): Open mapfile if requested.
10465 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10466 constructor. Change caller.
10467 (queue_initial_tasks): Add mapfile parameter. Change caller.
10468 (queue_middle_tasks): Likewise.
10469 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10471 * archive.cc: Include "mapfile.h".
10472 (Archive::add_symbols): Add mapfile parameter. Change all
10473 callers. Pass mapfile, symbol, and reason to include_member.
10474 (Archive::include_all_members): Add mapfile parameter. Change all
10476 (Archive::include_member): Add mapfile, sym, and why parameters.
10477 Change all callers. Report inclusion to map file.
10478 * archive.h: Include "fileread.h".
10479 (class Archive): Update declarations.
10480 (Archive::file): New const method.
10481 (class Add_archive_symbols): Add mapfile_ field. Update
10482 constructor. Change all callers.
10483 * readsyms.h (class Read_symbols): Likewise.
10484 (class Finish_group): Likewise.
10485 (class Read_script): Likewise.
10486 * common.cc: Include "mapfile.h".
10487 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10489 (Symbol_table::do_allocate_commons): Likewise.
10490 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10491 symbol allocation to mapfile.
10492 * common.h (class Allocate_commons_task): Add mapfile_ field.
10493 Update constructor. Change all callers.
10494 * symtab.h (class Symbol_table): Update declarations.
10495 * layout.cc: Include "mapfile.h".
10496 (Layout_task_runner::run): Print information to mapfile.
10497 (Layout::create_gold_note): Change Output_data_fixed_space to
10498 Output_data_zero_fill.
10499 (Layout::create_build_id): Likewise.
10500 (Layout::print_to_mapfile): New function.
10501 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10502 constructor. Change caller.
10503 (class Layout): Declare print_to_mapfile.
10504 * output.cc (Output_section::Input_section::print_to_mapfile): New
10506 (Output_section::add_input_section): If producing a map, always
10507 add to input_sections_ list.
10508 (Output_section::do_print_to_mapfile): New function.
10509 (Output_segment::print_sections_to_mapfile): New function.
10510 (Output_segment::print_section_list_to_mapfile): New function.
10511 * output.h: Include "mapfile.h".
10512 (Output_data::print_to_mapfile): New function.
10513 (Output_data::do_print_to_mapfile): New virtual function.
10514 (Output_segment_headers::do_print_to_mapfile): New function.
10515 (Output_file_header::do_print_to_mapfile): New function.
10516 (Output_data_const::do_print_to_mapfile): New function.
10517 (class Output_data_const_buffer): Add map_name_ field. Update
10518 constructor. Change all callers. Add do_print_to_mapfile
10520 (class Output_data_fixed_space): Likewise.
10521 (class Output_data_space): Likewise.
10522 (class Output_data_zero_fill): New class.
10523 (Output_data_strtab::do_print_to_mapfile): New function.
10524 (Output_data_reloc_base::do_print_to_mapfile): New function.
10525 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10526 (Output_data_group::do_print_to_mapfile): New function.
10527 (Output_data_got::do_print_to_mapfile): New function.
10528 (Output_data_dynamic::do_print_to_mapfile): New function.
10529 (Output_symtab_xindex::do_print_to_mapfile): New function.
10530 (class Output_section): Declare do_print_to_mapflie. Declare
10531 print_to_mapfile in Input_section.
10532 (class Output_segment): Declare new functions.
10533 * object.h (Sized_relobj::symbol_count): New function.
10534 * script-sections.cc
10535 (Output_section_element_dot_assignment::set_section_addresses):
10536 Change Output_data_fixed_space to Output_data_zero_fill.
10537 (Output_data_expression::do_print_to_mapfile): New function.
10538 * script.cc (read_input_script): Add mapfile parameter. Change
10540 * script.h (read_input_script): Update declaration.
10541 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10542 (Eh_frame::do_print_to_mapfile): New function.
10543 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10544 (Output_merge_string::do_print_to_mapfile): New function.
10545 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10547 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10549 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10551 * Makefile.am (CCFILES): Add mapfile.cc.
10552 (HFILES): Add mapfile.h.
10553 * Makefile.in: Rebuild.
10555 2008-05-19 Ian Lance Taylor <iant@google.com>
10557 * options.h (class General_options): Add -z relro.
10558 * layout.cc (Layout::Layout): Initialize relro_segment_.
10559 (Layout::add_output_section_data): Return the output section.
10560 (Layout::make_output_section): Rcognize relro sections and mark
10561 them appropriately.
10562 (Layout::attach_allocated_section_to_segment): Put relro sections
10563 in a PT_GNU_RELRO segment.
10564 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10566 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10568 (Layout::linkonce_mapping): Map d.rel.ro.local to
10569 .data.rel.ro.local.
10570 (Layout::output_section_name): Us .data.rel.ro.local for any
10571 section which begins with that.
10572 * layout.h (class Layout): Update add_output_section_data
10573 declaration. Add relro_segment_ field.
10574 * output.cc (Output_section::Output_section): Initialize is_relro_
10575 and is_relro_local_ fields.
10576 (Output_segment::add_output_section): Group relro sections.
10577 (Output_segment::is_first_section_relro): New function.
10578 (Output_segment::maximum_alignment): If there is a relro section,
10579 align the segment to the common page size.
10580 (Output_segment::set_section_addresses): Track whether we are
10581 looking at relro sections. If the last section is a relro
10582 section, align to the common page size.
10583 (Output_segment::set_section_list_addresses): Add in_relro
10584 parameter. Change all callers. Align to the page size when
10585 moving from relro to non-relro section.
10586 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10588 * output.h (class Output_section): Add is_relro_ and
10589 is_relro_local_ fields.
10590 (Output_section::is_relro): New function.
10591 (Output_section::set_is_relro): New function.
10592 (Output_section::is_relro_local): New function.
10593 (Output_section::set_is_relro_local): New function.
10594 (class Output_segment): Update declarations.
10595 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10596 * sparc.cc (Target_sparc::got_section): Likewise.
10597 * x86_64.cc (Target_x86_64::got_section): Likewise.
10598 * testsuite/relro_test_main.cc: New file.
10599 * testsuite/relro_test.cc: New file.
10600 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10601 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10602 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10603 (relro_test.so, relro_test_pic.o): New targets.
10604 * testsuite/Makefile.in: Rebuild.
10606 2008-05-16 Ian Lance Taylor <iant@google.com>
10608 * output.cc (Output_segment::add_output_section): Remove front
10610 * output.h (class Output_segment): Remove
10611 add_initial_output_section and overloaded add_output_section.
10612 Update declaration of remaining add_output_section.
10613 * layout.cc (Layout::create_interp): Call add_output_section
10614 rather than add_initial_output_section.
10615 (Layout::finish_dynamic_section): Likewise.
10617 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10618 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10619 know the dynamic type.
10620 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10621 field. Initialize it in constructor.
10622 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10623 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10624 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10627 * output.cc (Output_reloc::get_address): Change return type to
10629 * output.h (class Output_reloc): Update get_address declaration.
10630 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10631 for section addresses.
10633 2008-05-09 Ian Lance Taylor <iant@google.com>
10636 * gold.cc (gold_nomem): Use return value of write.
10638 2008-05-08 Ian Lance Taylor <iant@google.com>
10640 * symtab.c (Symbol::init_base_output_data): Add version
10641 parameter. Change all callers.
10642 (Symbol::init_base_output_segment): Likewise.
10643 (Symbol::init_base_constant): Likewise.
10644 (Symbol::init_base_undefined): Likewise.
10645 (Sized_symbol::init_output_data): Likewise.
10646 (Sized_symbol::init_output_segment): Likewise.
10647 (Sized_symbol::init_constant): Likewise.
10648 (Sized_symbol::init_undefined): Likewise.
10649 (Symbol_table::do_define_in_output_data): If the new symbol has a
10650 version, mark it as the default.
10651 (Symbol_table::do_define_in_output_segment): Likewise.
10652 (Symbol_table::do_define_as_constant): Likewise.
10653 * symtab.h (class Symbol): Update declarations.
10654 (class Sized_symbol): Likewise.
10655 * resolve.cc (Symbol::override_version): New function.
10656 (Symbol::override_base): Call override_version.
10657 (Symbol::override_base_with_special): Likewise.
10658 * testsuite/ver_script_8.script: New file.
10659 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10660 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10661 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10662 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10664 2008-05-06 Ian Lance Taylor <iant@google.com>
10667 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10669 (class General_options): Remove existing --undefined, and add
10670 --no-undefined instead. Add new --undefined as synonym for -u.
10671 * archive.cc (Archive::add_symbols): Check whether symbol was
10673 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10674 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10675 all uses. Add IS_UNDEFINED. Update declarations to split
10676 different versions of init_base. Declare init_base_undefined.
10677 (Symbol::is_defined): Handle IS_UNDEFINED.
10678 (Symbol::is_undefined): Likewise.
10679 (Symbol::is_weak_undefined): Call is_undefined.
10680 (Symbol::is_absolute): Handle IS_CONSTANT.
10681 (class Sized_symbol): Update declarations to split different
10682 versions of init. Declare init_undefined.
10683 (class Symbol_table): Declare new functions.
10684 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10685 Change all callers.
10686 (Symbol::init_base_output_data): Likewise.
10687 (Symbol::init_base_output_segment): Likewise.
10688 (Symbol::init_base_constant): Likewise.
10689 (Symbol::init_base_undefined): New function.
10690 (Sized_symbol::init_object): Rename from init. Change all
10692 (Sized_symbol::init_output_data): Likewise.
10693 (Sized_symbol::init_output_segment): Likewise.
10694 (Sized_symbol::init_constant): Likewise.
10695 (Sized_symbol::init_undefined): New function.
10696 (Symbol_table::add_undefined_symbols_from_command_line): New
10698 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10700 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10701 (Symbol::output_section): Likewise.
10702 (Symbol::set_output_section): Likewise.
10703 (Symbol_table::sized_finalize_symbol): Likewise.
10704 (Symbol_table::sized_write_globals): Likewise.
10705 * resolve.cc (Symbol_table::should_override): Likewise.
10706 (Symbol::override_base_with_special): Likewise.
10708 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10709 symbol, change it to have default visibility.
10710 * testsuite/protected_1.cc: New file.
10711 * testsuite/protected_2.cc: New file.
10712 * testsuite/protected_3.cc: New file.
10713 * testsuite/protected_main_1.cc: New file.
10714 * testsuite/protected_main_2.cc: New file.
10715 * testsuite/protected_main_3.cc: New file.
10716 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10717 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10718 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10719 (protected_1.so): New target.
10720 (protected_1_pic.o, protected_2_pic.o): New targets.
10721 (protected_3_pic.o): New target.
10722 (check_PROGRAMS): Add protected_2.
10723 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10724 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10725 * testsuite/Makefile.in: Rebuild.
10727 * options.h (DEFINE_var): Add set_user_set_##varname__.
10728 (DEFINE_bool_alias): New macro.
10729 (class General_options): Define -Bstatic using DEFINE_bool_alias
10730 rather than DEFINE_special. Add --undefined as an alias for -z
10732 * options.cc (General_options::parse_Bstatic): Remove.
10734 * options.h (class General_options): Add --fatal-warnings.
10735 * main.cc (main): Implement --fatal-warnings.
10736 * errors.h (Errors::warning_count): New function.
10738 * options.h (class General_options): Add -Bsymbolic-functions.
10739 * symtab.h (Symbol::is_preemptible): Check for
10740 -Bsymbolic-functions.
10742 2008-05-05 Ian Lance Taylor <iant@google.com>
10744 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10745 as noVARNAME rather than no-VARNAME.
10746 (class General_options): Add option -z combreloc.
10747 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10749 (Output_reloc::sort_before) [SHT_REL]: New function.
10750 (Output_reloc::sort_before) [SHT_RELA]: New function.
10751 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10752 Sort_relocs_comparison.
10753 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10754 parameter. Change all callers.
10755 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10756 sort_relocs parameter. Change all callers.
10757 * output.cc (Output_reloc::get_address): New function, broken out
10759 (Output_reloc::write_rel): Call it.
10760 (Output_reloc::compare): New function.
10761 (Output_data_reloc_base::do_write): Optionally sort relocs.
10763 * configure.ac: If targ_extra_obj is set, link it in.
10764 * configure.tgt: Initialize all variables.
10765 (x86_64*): Set targ_extra_obj and targ_extra_size.
10766 * configure: Rebuild.
10768 * object.cc (Sized_relobj::include_section_group): Adjust section
10769 indexes read from group data. Build vector to pass to
10771 * layout.cc (Layout::layout_group): Add flags and shndxes
10772 parameters. Remove contents parameter. Change caller. Update
10773 explicit instantiations.
10774 * layout.h (class Layout): Update layout_group declaration.
10775 * output.cc (Output_data_group::Output_data_group): Add flags and
10776 input_shndxes parameters. Remove contents parameter. Change
10778 (Output_data_group::do_write): Change input_sections_ to
10780 * output.h (class Output_data_group): Update constructor
10781 declaration. Rename input_sections_ to input_shndxes_.
10782 * testsuite/many_sections_test.cc: Add template.
10784 2008-04-30 Cary Coutant <ccoutant@google.com>
10786 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10788 * layout.cc (Layout::include_section): Refactored check for debug
10790 (Layout::add_comdat): Add new parameters. Change type
10791 of signature parameter. Add object and shndx to signatures table.
10792 (Layout::find_kept_object): New function.
10793 * layout.h: Include <cstring>.
10794 (Layout::is_debug_info_section): New function.
10795 (Layout::add_comdat): Add new parameters.
10796 (Layout::find_kept_object): New function.
10797 (Layout::Kept_section): New struct.
10798 (Layout::Signatures): Change type of map range.
10799 * object.cc (Relobj::output_section_address): New function.
10800 (Sized_relobj::include_section_group): Add new parameters. Change
10801 calls to Layout::add_comdat. Change to build table of kept comdat
10802 groups and table mapping discarded sections to kept sections.
10803 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10804 (Sized_relobj::do_layout): Change calls to include_section_group and
10805 include_linkonce_section.
10806 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10807 value to zero when section is discarded.
10808 (Sized_relobj::map_to_kept_section): New function.
10809 * object.h (Relobj::output_section_address): New function.
10810 (Relobj::Comdat_group): New type.
10811 (Relobj::find_comdat_group): New function.
10812 (Relobj::Comdat_group_table): New type.
10813 (Relobj::Kept_comdat_section): New type.
10814 (Relobj::Kept_comdat_section_table): New type.
10815 (Relobj::add_comdat_group): New function.
10816 (Relobj::set_kept_comdat_section): New function.
10817 (Relobj::get_kept_comdat_section): New function.
10818 (Relobj::comdat_groups_): New field.
10819 (Relobj::kept_comdat_sections_): New field.
10820 (Symbol_value::input_value): Update comment.
10821 (Sized_relobj::map_to_kept_section) New function.
10822 (Sized_relobj::include_linkonce_section): Add new parameter.
10823 * target-reloc.h (Comdat_behavior): New type.
10824 (get_comdat_behavior): New function.
10825 (relocate_section): Add code to map a discarded section to the
10826 corresponding kept section when applying a relocation.
10828 2008-04-30 Craig Silverstein <csilvers@google.com>
10830 * dwarf_reader.cc (next_generation_count): New static var.
10831 (Addr2line_cache_entry): New struct.
10832 (addr2line_cache): New static var.
10833 (Dwarf_line_info::one_addr2line): Added caching.
10834 (Dwarf_line_info::clear_addr2line_cache): New function.
10835 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10836 cache-size parameter.
10837 (Dwarf_line_info::one_addr2line_cache): New function.
10838 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10839 new cache-size argument to one_addr2line(), and clear cache.
10841 2008-04-28 Cary Coutant <ccoutant@google.com>
10843 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10844 R_386_PC8 relocations.
10846 2008-04-23 Ian Lance Taylor <iant@google.com>
10848 * object.cc (Sized_relobj::include_section_group): Check for
10849 invalid section group.
10851 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10854 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10855 than read for file header.
10856 * archive.cc (Archive::include_member): Likewise.
10858 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10860 * aclocal.m4: Regenerate.
10861 * configure: Regenerate.
10863 2008-04-19 Ian Lance Taylor <iant@google.com>
10865 * version.cc (version_string): Bump to 1.6.
10867 * testsuite/Makefile.am (many_sections_r_test): New target.
10868 (many_sections_r_test_SOURCES): Remove.
10869 (many_sections_r_test_DEPENDENCIES): Remove.
10870 (many_sections_r_test_LDFLAGS): Remove.
10871 (many_sections_r_test_LDADD): Remove.
10873 * object.cc (Sized_relobj::do_add_symbols): Always pass
10874 local_symbol_count_ to add_from_relobj.
10876 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10877 every thousand variables.
10878 * testsuite/Makefile.in: Rebuild.
10880 * object.cc (Xindex::initialize_symtab_xindex): New function.
10881 (Xindex::read_symtab_xindex): New function.
10882 (Xindex::sym_xindex_to_shndx): New function.
10883 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10885 (Sized_relobj::do_initialize_xindex): New function.
10886 (Sized_relobj::do_read_symbols): Adjust section links.
10887 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10888 parameter. Change all callers.
10889 (Sized_relobj::include_section_group): Adjust section links and
10890 symbol section indexes.
10891 (Sized_relobj::do_layout): Adjust section links.
10892 (Sized_relobj::do_count_local_symbols): Adjust section links and
10893 symbol section indexes.
10894 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10895 ordinary and special symbols.
10896 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10897 dynsym_xindex parameters. Change all callers. Adjust section
10898 links. Use SHN_XINDEX when needed.
10899 (Sized_relobj::get_symbol_location_info): Adjust section links.
10900 Don't get fooled by special symbols.
10901 * object.h (class Xindex): Define.
10902 (class Object): Add xindex_ parameter. Declare virtual functoin
10903 do_initialize_xindex.
10904 (Object::adjust_sym_shndx): New function.
10905 (Object::set_xindex): New protected function.
10906 (class Symbol_value): Add is_ordinary_shndx_ field.
10907 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10908 (Symbol_value::value): Assert ordinary section.
10909 (Symbol_value::initialize_input_to_output_map): Likewise.
10910 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10911 Change all callers.
10912 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10914 (class Sized_relobj): Update declarations.
10915 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10916 parameter. Change all callers.
10917 (Sized_relobj::adjust_shndx): New function.
10918 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10920 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10921 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10922 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10923 (Sized_dynobj::read_dynsym_section): Adjust section links.
10924 (Sized_dynobj::read_dynamic): Likewise.
10925 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
10927 (Sized_dynobj::do_initialize_xindex): New function.
10928 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
10929 do_initialize_xindex.
10930 (Sized_dynobj::adjust_shndx): New function.
10931 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
10932 dynsym_xindex_ fields.
10933 (Layout::finalize): Add a call to set_section_indexes before
10934 creating the symtab sections.
10935 (Layout::set_section_indexes): Don't do anything if the section
10936 already has a section index.
10937 (Layout::create_symtab_sections): Add shnum parameter. Change
10938 caller. Create .symtab_shndx section if needed.
10939 (Layout::create_shdrs): Add shstrtab_section parameter. Change
10941 (Layout::allocated_output_section_count): New function.
10942 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
10944 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
10945 fields. Update declarations.
10946 (Layout::symtab_xindex): New function.
10947 (Layout::dynsym_xindex): New function.
10948 (class Write_symbols_task): Add layout_ field.
10949 (Write_symbols_task::Write_symbols_task): Add layout parameter.
10951 * output.cc (Output_section_headers::Output_section_headers): Add
10952 shstrtab_section parameter. Change all callers.
10953 (Output_section_headers::do_sized_write): Store overflow values
10954 for section count and section string table section index in
10955 section header zero.
10956 (Output_file_header::do_sized_write): Check for overflow of
10957 section count and section string table section index.
10958 (Output_symtab_xindex::do_write): New function.
10959 (Output_symtab_xindex::endian_do_write): New function.
10960 * output.h (class Output_section_headers): Add shstrtab_section_.
10961 Update declarations.
10962 (class Output_symtab_xindex): Define.
10963 (Output_section::has_out_shndx): New function.
10964 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
10966 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
10967 Change all callers.
10968 (Sized_symbol::init): Likewise.
10969 (Symbol::output_section): Check for ordinary symbol.
10970 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
10971 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
10973 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
10974 Change all callers. Simplify handling of symbols from sections
10975 not included in the link.
10976 (Symbol_table::add_from_dynobj): Handle ordinary symbol
10978 (Weak_alias_sorter::operator()): Assert that symbols are
10980 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
10982 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
10983 parameters. Change all callers.
10984 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
10985 symbol distinction. Use SHN_XINDEX when needed.
10986 (Symbol_table::write_section_symbol): Add symtab_xindex
10987 parameter. Change all callers.
10988 (Symbol_table::sized_write_section_symbol): Likewise. Use
10989 SHN_XINDEX when needed.
10990 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
10992 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
10993 (Symbol::is_defined): Check is_ordinary.
10994 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
10995 (Symbol::is_absolute, Symbol::is_common): Likewise.
10996 (class Sized_symbol): Update declarations.
10997 (class Symbol_table): Update declarations.
10998 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
10999 parameters. Change all callers.
11000 (Sized_symbol::override): Likewise.
11001 (Symbol_table::override): Likewise.
11002 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11003 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11004 is_ordinary, and orig_st_shndx parameters. Change all callers.
11005 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11006 to be in an ordinary section.
11007 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11008 object and is_ordinary parameters. Change all callers.
11009 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11010 Change all callers. Don't add undefined or non-ordinary symbols
11012 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11013 Change all callers.
11014 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11016 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11017 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11018 (Sized_relobj::relocate_sections): Likewise.
11019 * target-reloc.h (scan_relocs): Adjust section symbol index.
11020 (scan_relocatable_relocs): Likewise.
11021 * i386.cc (Scan::local): Check for ordinary symbols.
11022 * sparc.cc (Scan::local): Likewise.
11023 * x86_64.cc (Scan::local): Likewise.
11024 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11025 to symbol_section_and_value.
11026 * testsuite/many_sections_test.cc: New file.
11027 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11028 (check_PROGRAMS): Add many_sections_test.
11029 (many_sections_test_SOURCES): Define.
11030 (many_sections_test_DEPENDENCIES): Define.
11031 (many_sections_test_LDFLAGS): Define.
11032 (BUILT_SOURCES): Add many_sections_define.h.
11033 (many_sections_define.h): New target.
11034 (BUILT_SOURCES): Add many_sections_check.h.
11035 (many_sections_check.h): New target.
11036 (check_PROGRAMS): Add many_sections_r_test.
11037 (many_sections_r_test_SOURCES): Define.
11038 (many_sections_r_test_DEPENDENCIES): Define.
11039 (many_sections_r_test_LDFLAGS): Define.
11040 (many_sections_r_test_LDADD): Define.
11041 (many_sections_r_test.o): New target.
11042 * testsuite/Makefile.in: Rebuild.
11044 2008-04-17 Cary Coutant <ccoutant@google.com>
11046 * errors.cc (Errors::info): New function.
11047 (gold_info): New function.
11048 * errors.h (Errors::info): New function.
11049 * gold.h (gold_info): New function.
11050 * object.cc (Input_objects::add_object): Print trace output.
11051 * options.cc (options::parse_set): New function.
11052 (General_options::parse_wrap): Deleted.
11053 (General_options::General_options): Deleted initializer.
11054 * options.h (options::String_set): New typedef.
11055 (options::parse_set): New function.
11056 (DEFINE_set): New macro.
11057 (General_options::wrap): Changed to use DEFINE_set. Changed
11058 callers of any_wrap_symbols and is_wrap_symbol.
11059 (General_options::trace, General_options::trace_symbol):
11061 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11062 (General_options::wrap_symbols_): Deleted.
11063 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11065 2008-04-17 David S. Miller <davem@davemloft.net>
11067 * options.cc (General_options::parse_V): New function.
11068 * options.h: Add entries for -V and -Qy.
11070 2008-04-17 Ian Lance Taylor <iant@google.com>
11072 * common.cc (Symbol_table::allocate_commons): Remove options
11073 parameter. Change caller.
11074 (Symbol_table::do_allocate_commons): Remove options parameter.
11075 Change caller. Just call do_allocate_commons_list twice.
11076 (Symbol_table::do_allocate_commons_list): New function, broken out
11077 of do_allocate_commons.
11078 * common.h (class Allocate_commons_task): Remove options_ field.
11079 Update constructor.
11080 * symtab.cc (Symbol_table::Symbol_table): Initialize
11082 (Symbol_table::add_from_object): Put TLS common symbols on
11084 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11085 which are IN_OUTPUT_DATA.
11086 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11087 allocate_commons and do_allocate_commons declarations. Declare
11088 do_allocate_commons_list.
11089 * gold.cc (queue_middle_tasks): Update creation of
11090 Allocate_commons_task to not pass options.
11091 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11092 (TLS_TEST_C_FLAGS): New variable.
11093 (tls_test_c_pic.o): New target.
11094 (tls_test_shared.so): Link in tls_test_c_pic.o.
11095 (tls_test_c_pic_ie.o): New target.
11096 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11097 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11098 (tls_test_c.o): New target.
11099 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11100 (tls_pic_test_LDADD): Likewise.
11101 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11102 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11103 (tls_test_c_gnu2.o): New target.
11104 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11106 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11107 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11108 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11109 * testsuite/tls_test.cc: Include "config.h".
11110 (t_last): Call t11_last.
11111 * testsuite/tls_test.h (t11, t11_last): Declare.
11112 * testsuite/tls_test_c.c: New file.
11113 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11114 * configure.ac: Check for OpenMP support.
11115 * configure, config.in, Makefile.in: Rebuild.
11116 * testsuite/Makefile.in: Rebuild.
11118 2008-04-16 Cary Coutant <ccoutant@google.com>
11120 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11121 (Target_i386::tls_base_symbol_defined_): New field.
11122 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11123 (Target_i386::Scan::global): Likewise.
11124 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11125 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11126 (Target_x86_64::tls_base_symbol_defined_): New field.
11127 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11128 (Target_x86_64::Scan::global): Likewise.
11130 2008-04-16 Cary Coutant <ccoutant@google.com>
11132 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11133 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11134 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11135 building shared libraries.
11136 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11137 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11138 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11139 * testsuite/Makefile.in: Rebuild.
11140 * testsuite/weak_undef.h: New file.
11141 * testsuite/weak_undef_file1.cc: Add extra test cases.
11142 * testsuite/weak_undef_file2.cc: Likewise.
11143 * testsuite/weak_undef_test.cc: Likewise.
11145 2008-04-16 David S. Miller <davem@davemloft.net>
11147 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11148 Add issued_non_pic_error_ field. Declare check_non_pic.
11149 (Target_sparc::Scan::check_non_pic): New function.
11150 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11151 (Target_sparc::Scan::global): Likewise.
11153 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11154 * configure: Rebuild.
11156 * options.h (DEFINE_enable): New macro.
11157 (new_dtags): New enable option.
11158 (initfirst, interpose, loadfltr, nodefaultlib,
11159 nodelete, nodlopen, nodump): New -z options.
11160 * layout.cc (Layout:finish_dynamic_section): If new
11161 dtags enabled, emit DT_RUNPATH. Also, emit a
11162 DT_FLAGS_1 containing any specified -z flags.
11164 2008-04-16 Ian Lance Taylor <iant@google.com>
11166 * copy-relocs.cc: New file.
11167 * copy-relocs.h: New file.
11168 * reloc.cc: Remove Copy_relocs code.
11169 * reloc.h: Likewise.
11170 * reloc-types.h (struct Reloc_types) [both versions]: Add
11171 get_reloc_addend_noerror.
11172 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11173 variants of add_global which take an addend which must be zero.
11174 * i386.cc: Include "copy-relocs.h".
11175 (class Target_i386): Change type of copy_relocs_ to variable,
11176 update initializer.
11177 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11178 Change all callers.
11179 (Target_i386::do_finalize_sections): Change handling of
11181 * sparc.cc: Include "copy-relocs.h".
11182 (class Target_sparc): Change type of copy_relocs_ to variable,
11183 update initializer.
11184 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11185 Change all callers.
11186 (Target_sparc::do_finalize_sections): Change handling of
11188 * x86_64.cc: Include "copy-relocs.h".
11189 (class Target_x86_64): Change type of copy_relocs_ to variable,
11190 update initializer.
11191 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11192 class. Change all callers.
11193 (Target_x86_64::do_finalize_sections): Change handling of
11195 * Makefile.am (CCFILES): Add copy-relocs.cc.
11196 (HFILES): Add copy-relocs.h.
11198 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11200 * testsuite/script_test_4.sh: Permit leading zeroes.
11202 2008-04-15 Ian Lance Taylor <iant@google.com>
11204 * script-sections.cc (Script_sections::create_segments): Use
11205 header_size_adjustment even when there is enough room for the
11207 * testsuite/script_test_4.sh: New file.
11208 * testsuite/script_test_4.t: New file.
11209 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11210 (check_DATA): Add script_test_4.stdout.
11211 (MOSTLYCLEANFILES): Likewise.
11212 (script_test_4): New target.
11213 (script_test_4.stdout): New target.
11214 * testsuite/Makefile.in: Rebuild.
11216 * sparc.cc: Add definitions for Output_data_plt_sparc class
11219 2008-04-14 David S. Miller <davem@davemloft.net>
11221 * sparc.cc: New file.
11222 * Makefile.am (TARGETSOURCES): Add sparc.cc
11223 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11224 * configure.tgt: Document targ_extra_size and
11225 targ_extra_big_endian. Add entries for sparc-* and
11227 * configure.ac: Handle targ_extra_size and
11228 targ_extra_big_endian.
11229 * Makefile.in: Rebuild.
11230 * configure: Likewise.
11231 * po/POTFILES.in: Likewise.
11232 * po/gold.pot: Likewise.
11234 2008-04-14 Ian Lance Taylor <iant@google.com>
11236 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11237 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11238 in the name/type/flags to section mapping. Don't call
11239 allocate_output_section.
11240 (Layout::choose_output_section): Change parameter from adjust_name
11241 to is_input_section. Don't permit input sections after sections
11242 are attached to segments. Don't call allocate_output_section.
11243 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11244 not write_enable_output_section.
11245 (Layout::make_output_section): Don't push to
11246 unattached_section_list_ nor call attach_to_segment. Call
11247 attach_section_to_segment if sections are attached.
11248 (Layout::attach_sections_to_segments): New function.
11249 (Layout::attach_section_to_segment): New function.
11250 (Layout::attach_allocated_section_to_segment): Rename from
11251 attach_to_segment. Remove flags parameter.
11252 (Layout::allocate_output_section): Remove function.
11253 (Layout::write_enable_output_section): Remove function.
11254 * layout.h (class Layout): Update for above changes. Add new
11255 field sections_are_attached_.
11256 * output.h (Output_section::update_flags_for_input_section): New
11258 * output.cc (Output_section::add_input_section): Call
11259 update_flags_for_input_section.
11260 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11262 2008-04-11 Cary Coutant <ccoutant@google.com>
11264 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11265 thought unnecessary.
11266 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11268 2008-04-11 Ian Lance Taylor <iant@google.com>
11270 * output.h (class Output_section_data): Remove inline definition
11272 * output.cc (Output_section_data::set_addralign): New function.
11274 2008-04-11 Cary Coutant <ccoutant@google.com>
11276 Add support for TLS descriptors for i386 and x86_64.
11277 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11278 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11279 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11281 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11282 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11283 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11285 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11286 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11287 Fix problem with initial-exec relocations.
11288 (Target_i386::Relocate::relocate_tls): Likewise.
11289 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11291 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11292 support for section-plus-offset dynamic table entries.
11293 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11294 (Output_data_dynamic::Dynamic_entry): Add support for
11295 section-plus-offset dynamic table entries.
11296 (Output_data_dynamic::Classification): Likewise.
11297 (Output_data_dynamic::classification_): Renamed offset_.
11298 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11299 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11300 (Target_x86_64::make_plt_section): New function.
11301 (Target_x86_64::reserve_tlsdesc_entries): New function.
11302 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11303 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11304 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11305 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11306 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11307 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11308 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11309 add extra PLT entry for TLS descriptors.
11310 (Output_data_plt_x86_64::got_): New field.
11311 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11312 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11314 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11316 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11317 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11318 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11319 R_386_TLS_DESC_CALL relocations.
11320 (Target_x86_64::Scan::global): Likewise.
11321 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11322 for TLS descriptors.
11323 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11324 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11325 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11326 GD-to-IE relaxation.
11327 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11328 and TLS_DESCRIPTORS.
11329 * Makefile.in: Rebuild.
11330 * configure: Rebuild.
11331 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11332 (tls_test_shared2.so): New target.
11333 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11334 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11335 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11336 (tls_shared_gd_to_ie_test_LDADD): New variable.
11337 (tls_shared_gnu2_gd_to_ie_test): New target.
11338 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11340 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11341 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11342 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11343 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11344 (tls_shared_gnu2_test): New target.
11345 (tls_test_gnu2_shared.so): New target.
11346 (tls_shared_gnu2_test_SOURCES): New variable.
11347 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11348 (tls_shared_gnu2_test_LDFLAGS): New variable.
11349 (tls_shared_gnu2_test_LDADD): New variable.
11350 * testsuite/Makefile.in: Rebuild.
11351 * testsuite/Makefile.
11353 2008-04-11 Ian Lance Taylor <iant@google.com>
11355 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11357 * testsuite/Makefile.in: Rebuild.
11359 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11361 * testsuite/script_test_2.cc (main): Adjust test.
11363 2008-04-11 David S. Miller <davem@davemloft.net>
11364 Ian Lance Taylor <iant@google.com>
11366 * options.h (General_options): Add entries for '-Y' and
11368 * options.cc (General_options:finalize): If -Y was used, add those
11369 entries to the library path instead of the default "/lib" and
11372 2008-04-11 David S. Miller <davem@davemloft.net>
11374 * testsuite/justsyms.t: Start at 0x100.
11375 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11376 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11378 * testsuite/script_test_2.cc: Adjust string and section length
11381 2008-04-09 Ian Lance Taylor <iant@google.com>
11384 * script-sections.cc (Sections_element::allocate_to_segment): Add
11386 (Output_section_definition::allocate_to_segment): Likewise.
11387 (Orphan_output_section::allocate_to_segment): Likewise.
11388 (Script_sections::attach_sections_using_phdrs_clause): Don't
11389 propagate non-PT_LOAD segments to orphan sections.
11390 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11391 readelf rather than objdump.
11392 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11393 .interp section and PT_INTERP segment are the same size.
11394 * testsuite/Makefile.in: Rebuild.
11396 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11397 aliases for symbols defined in the same object.
11398 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11399 (weak_alias_test_SOURCES): New variable.
11400 (weak_alias_test_DEPENDENCIES): New variable.
11401 (weak_alias_test_LDFLAGS): New variable.
11402 (weak_alias_test_LDADD): New variable.
11403 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11404 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11405 (weak_alias_test_3.o): New target.
11406 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11407 * testsuite/weak_alias_test_main.cc: New file.
11408 * testsuite/weak_alias_test_1.cc: New file.
11409 * testsuite/weak_alias_test_2.cc: New file.
11410 * testsuite/weak_alias_test_3.cc: New file.
11412 2008-04-08 Ian Lance Taylor <iant@google.com>
11414 * options.h (class General_options): Add --noinhibit-exec option.
11415 * main.cc (main): Check --noinhibit-exec.
11417 * options.h (class General_options): Define --wrap as a special
11418 option. Add wrap_symbols_ field.
11419 (General_options::any_wrap_symbols): New function.
11420 (General_options::is_wrap_symbol): New function.
11421 * options.cc (General_options::parse_wrap): New function.
11422 (General_options::General_options): Initialize wrap_symbols_.
11423 * symtab.cc (Symbol_table::wrap_symbol): New function.
11424 (Symbol_table::add_from_object): Handle --wrap.
11425 * symtab.h (class Symbol_table): Declare wrap_symbol.
11426 * target.h (Target::wrap_char): New function.
11427 (Target::Target_info): Add wrap_char field.
11428 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11429 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11430 * testsuite/testfile.cc (Target_test::test_target_info):
11433 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11436 * layout.h (class Layout): Add added_eh_frame_data_ field.
11437 * layout.cc (Layout::Layout): Initialize new field.
11438 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11439 output section until we find a section we merged successfully.
11440 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11441 that the size be non-zero.
11443 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11446 2008-04-08 Craig Silverstein <csilvers@google.com>
11448 * configure.ac: Export new conditional variable HAVE_ZLIB.
11449 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11451 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11452 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11454 2008-04-07 Ian Lance Taylor <iant@google.com>
11456 * version.cc (version_string): Set to "1.5".
11458 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11459 Add issued_non_pic_error_ field. Declare check_non_pic.
11460 (Target_x86_64::Scan::check_non_pic): New function.
11461 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11462 (Target_x86_64::Scan::global): Likewise.
11464 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11465 addend parameter. Change caller. Handle merge sections.
11466 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11467 Address to Addend. Don't add in the result of
11468 local_section_offset, pass down the addend and use the returned
11470 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11471 Update declarations of local_section_offset and symbol_value.
11472 * testsuite/two_file_test_1.cc (t18): New function.
11473 * testsuite/two_file_test_2.cc (f18): New function.
11474 * testsuite/two_file_test_main.cc (main): Call t18.
11475 * testsuite/two_file_test.h (t18, f18): Declare.
11477 * configure.ac: Don't test for objdump, c++filt, or readelf.
11478 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11480 (TEST_READELF): New variable.
11481 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11482 (check_PROGRAMS): Add two_file_strip_test.
11483 (two_file_strip_test): New target.
11484 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11485 (two_file_same_shared_strip_test_SOURCES): New variable.
11486 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11487 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11488 (two_file_same_shared_strip_test_LDADD): New variable.
11489 (two_file_shared_strip.so): New target.
11490 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11491 (ver_test_5.syms, ver_test_7.syms): Likewise.
11492 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11493 (strip_test_3.stdout): Use TEST_OBJDUMP.
11494 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11496 2008-04-04 Cary Coutant <ccoutant@google.com>
11498 * symtab.h (Symbol::is_weak_undefined): New function.
11499 (Symbol::is_strong_undefined): New function.
11500 (Symbol::is_absolute): New function.
11501 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11502 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11504 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11505 (weak_undef_test): New target.
11506 * testsuite/Makefile.in: Rebuild.
11507 * testsuite/weak_undef_file1.cc: New file.
11508 * testsuite/weak_undef_file2.cc: New file.
11509 * testsuite/weak_undef_test.cc: New file.
11511 2008-04-03 Craig Silverstein <csilvers@google.com>
11513 * compressed_output.h (class Output_compressed_section): Use
11515 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11517 (zlib_compressed_suffix): Removed.
11518 (Output_compressed_section::set_final_data_size): Use unsigned
11520 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11521 Fix linker invocation.
11522 (flagstest_o_specialfile_and_compress_debug_sections):
11524 * testsuite/Makefile.in: Regenerated.
11526 2008-04-02 David S. Miller <davem@davemloft.net>
11528 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11529 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11531 2008-04-02 Craig Silverstein <csilvers@google.com>
11535 2008-04-02 Ian Lance Taylor <iant@google.com>
11537 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11538 parameters. Update for new key type to views_. Change all
11540 (File_read::read): Adjust for byteshift in returned view.
11541 (File_read::add_view): New function, broken out of
11542 find_and_make_view.
11543 (File_read::make_view): New function, broken out of
11544 find_and_make_view.
11545 (File_read::find_or_make_view): Add offset and aligned
11546 parameters. Rewrite accordingly. Change all callers.
11547 (File_read::get_view): Add offset and aligned parameters. Adjust
11548 for byteshift in return value.
11549 (File_read::get_lasting_view): Likewise.
11550 * fileread.h (class File_read): Update declarations.
11551 (class File_read::View): Add byteshift_ field. Add byteshift to
11552 constructor. Add byteshift method.
11553 * archive.h (Archive::clear_uncached_views): New function.
11554 (Archive::get_view): Add aligned parameter. Change all callers.
11555 * object.h (Object::get_view): Add aligned parameter. Change all
11557 (Object::get_lasting_view): Likewise.
11559 * fileread.cc (File_read::release): Don't call clear_views if
11560 there are multiple objects.
11561 * fileread.h (File_read::clear_uncached_views): New function.
11562 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11565 2008-03-31 Cary Coutant <ccoutant@google.com>
11567 Add thin archive support.
11568 * archive.cc (Archive::armagt): New const.
11569 (Archive::setup): Remove task parameter and calls to unlock.
11570 (Archive::unlock_nested_archives): New function.
11571 (Archive::read_header): Add nested_off parameter. Change
11573 (Archive::interpret_header): Likewise.
11574 (Archive::include_all_members): Change to handle thin
11576 (Archive::include_member): Likewise.
11577 * archive.h (Archive::Archive): Add new parameters and
11579 (Archive::armagt): New const.
11580 (Archive::setup): Remove task parameter.
11581 (Archive::unlock_nested_archives): New function.
11582 (Archive::read_header): Add nested_off parameter.
11583 (Archive::interpret_header): Likewise.
11584 (Archive::Nested_archive_table): New typedef.
11585 (Archive::is_thin_archive_): New field.
11586 (Archive::nested_archives_): New field.
11587 (Archive::options_): New field.
11588 (Archive::dirpath_): New field.
11589 (Archive::task_): New field.
11590 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11591 for thin archives. Pass additional parameters to
11592 Archive::Archive. Unlock the archive file after calling
11595 2008-03-29 Ian Lance Taylor <iant@google.com>
11597 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11598 version symbol to be local.
11599 * testsuite/ver_test_4.sh: New file.
11600 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11601 (check_DATA): Add ver_test_4.syms.
11602 (ver_test_4.syms): New target.
11603 * testsuite/Makefile.in: Rebuild.
11606 (Output_section::Input_section_sort_entry::has_priority): New
11608 (Output_section::Input_section_sort_entry::match_file_name): New
11610 (Output_section::Input_section_sort_entry::match_section_name):
11612 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11614 (Output_section::Input_section_sort_entry::match_section_file):
11616 (Output_section::Input_section_sort_compare::operator()): Rewrite
11617 using new Input_section_sort_entry functions. Sort crtbegin and
11618 crtend first. Sort sections with no priority before sections with
11620 * testsuite/initpri1.c (d3): Check j != 4.
11621 (cd5): New constructor/destructor function.
11622 (main): Check j != 2.
11624 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11625 new symbol when resolving, don't call set_is_default.
11626 * testsuite/ver_test_7.cc: New file.
11627 * testsuite/ver_test_7.sh: New file.
11628 * testsuite/Makefile.am (ver_test_7.so): New target.
11629 (ver_test_7.o): New target.
11630 (check_SCRIPTS): Add ver_test_7.sh.
11631 (check_DATA): Add ver_test_7.syms.
11632 (ver_test_7.syms): New target.
11634 2008-03-28 Ian Lance Taylor <iant@google.com>
11636 * layout.cc (Layout::layout): If we see an input section with a
11637 name that needs sorting, set the must_sort flag for the output
11639 (Layout::make_output_section): If the name of the output section
11640 indicates that it might require sorting, set the may_sort flag.
11641 * output.h (Output_section::may_sort_attached_input_sections): New
11643 (Output_section::set_may_sort_attached_input_sections): New
11645 (Output_section::must_sort_attached_input_sections): New
11647 (Output_section::set_must_sort_attached_input_sections): New
11649 (class Output_section): Declare Input_section_sort_entry. Define
11650 Input_section_sort_compare. Declare
11651 sort_attached_input_sections. Add new fields:
11652 may_sort_attached_input_sections_,
11653 must_sort_attached_input_sections_,
11654 attached_input_sections_are_sorted_.
11655 * output.cc (Output_section::Output_section): Initialize new
11657 (Output_section::add_input_section): Add an entry to
11658 input_sections_ if may_sort or must_sort are true.
11659 (Output_section::set_final_data_size): Call
11660 sort_attached_input_sections if necessary.
11661 (Output_section::Input_section_sort_entry): Define new class.
11662 (Output_section::Input_section_sort_compare::operator()): New
11664 (Output_section::sort_attached_input_sections): New function.
11665 * configure.ac: Check whether the compiler supports constructor
11666 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11667 * testsuite/initpri1.c: New file.
11668 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11669 CONSTRUCTOR_PRIORITY.
11670 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11671 (initpri1_LDFLAGS): New variable.
11672 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11674 2008-03-27 Ian Lance Taylor <iant@google.com>
11676 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11677 * testsuite/common_test_1.c: New file.
11678 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11679 (common_test_1_SOURCES): New variable.
11680 (common_test_1_DEPENDENCIES): New variable.
11681 (common_test_1_LDFLAGS): New variable.
11683 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11684 and commons_ correctly when NAME/VERSION does not override
11686 * testsuite/ver_test_6.c: New file.
11687 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11688 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11689 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11691 2008-03-26 Ian Lance Taylor <iant@google.com>
11693 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11694 of an undefined symbol from a version script.
11695 * testsuite/Makefile.am (ver_test_5.so): New target.
11696 (ver_test_5.o): New target.
11697 (check_SCRIPTS): Add ver_test_5.sh.
11698 (check_DATA): Add ver_test_5.syms.
11699 (ver_test_5.syms): New target.
11700 * testsuite/ver_test_5.cc: New file.
11701 * testsuite/ver_test_5.script: New file.
11702 * testsuite/ver_test_5.sh: New file.
11703 * Makefile.in, testsuite/Makefile.in: Rebuild.
11706 Fix problems building gold with gcc 4.3.0.
11707 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11708 (gold_error_at_location, gold_warning_at_location): Use it.
11709 * configure.ac: Check whether we can compile and use a template
11710 function with a printf attribute.
11711 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11712 when jumping over bytes.
11713 * object.cc: Instantiate Object::read_section_data.
11714 * debug.h: Include <cstring>
11715 * dwarf_reader.cc: Include <algorithm>
11716 * main.cc: Include <cstring>.
11717 * options.cc: Include <cstring>.
11718 * output.cc: Include <cstring>.
11719 * script.cc: Include <cstring>.
11720 * script.h: Include <string>.
11721 * symtab.cc: Include <cstring> and <algorithm>.
11722 * target-select.cc: Include <cstring>.
11723 * version.cc: Include <string>.
11724 * testsuite/testmain.cc: Include <cstdlib>.
11725 * configure, config.in: Rebuild.
11727 2008-03-25 Ian Lance Taylor <iant@google.com>
11729 * options.cc: Include "../bfd/bfdver.h".
11730 (options::help): Print bug reporting address.
11732 * version.cc (print_version): Adjust output for current value of
11733 BFD_VERSION_STRING.
11737 * options.cc (options::help): Print list of supported targets.
11738 * target-select.h: Include <vector>.
11739 (class Target_selector): Make machine_, size_, and is_big_endian_
11740 fields const. Add bfd_name_ and instantiated_target_ fields.
11741 (Target_selector::Target_selector): Add bfd_name parameter.
11742 (Target_selector::recognize): Make non-virtual, call
11744 (Target_selector::recognize_by_name): Make non-virtual, call
11745 do_recognize_by_name.
11746 (Target_selector::supported_names): New function.
11747 (Target_selector::bfd_name): New function.
11748 (Target_selector::do_instantiate_target): New pure virtual
11750 (Target_selector::do_recognize): New virtual function.
11751 (Target_selector::do_recognize_by_name): New virtual function.
11752 (Target_selector::instantiate_target): New private function.
11753 (supported_target_names): Declare.
11754 * target-select.cc (Target_selector::Target_selector): Update for
11755 new parameter and fields.
11756 (select_target_by_name): Check that the name matches before
11757 calling recognize_by_name.
11758 (supported_target_names): New function.
11759 * i386.cc (class Target_selector_i386): Update Target_selector
11760 constructor call. Remove recognize and recognize_by_name. Add
11761 do_instantiate_target.
11762 * x86_64.cc (class Target_selector_x86_64): Likewise.
11763 * testsuite/testfile.cc (class Target_selector_test): Update for
11764 changes to Target_selector.
11766 * README: Rewrite, with some notes on unsupported features.
11768 2008-03-24 Cary Coutant <ccoutant@google.com>
11770 * i386.cc (Target_i386::Got_type): New enum declaration.
11771 (Target_i386::Scan::local): Updated callers of Output_data_got
11773 (Target_i386::Scan::global): Likewise.
11774 (Target_i386::Relocate::relocate): Likewise.
11775 (Target_i386::Relocate::relocate_tls): Likewise.
11776 * object.h (Got_offset_list): New class.
11777 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11778 (Sized_relobj::local_got_offset): Likewise.
11779 (Sized_relobj::set_local_got_offset): Likewise.
11780 (Sized_relobj::local_has_tls_got_offset): Removed.
11781 (Sized_relobj::local_tls_got_offset): Removed.
11782 (Sized_relobj::set_local_tls_got_offset): Removed.
11783 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11784 * output.cc (Output_data_got::add_global): Added got_type parameter.
11785 (Output_data_got::add_global_with_rel): Likewise.
11786 (Output_data_got::add_global_with_rela): Likewise.
11787 (Output_data_got::add_global_pair_with_rel): New function.
11788 (Output_data_got::add_global_pair_with_rela): New function.
11789 (Output_data_got::add_local): Added got_type parameter.
11790 (Output_data_got::add_local_with_rel): Likewise.
11791 (Output_data_got::add_local_with_rela): Likewise.
11792 (Output_data_got::add_local_pair_with_rel): New function.
11793 (Output_data_got::add_local_pair_with_rela): New function.
11794 (Output_data_got::add_global_tls): Removed.
11795 (Output_data_got::add_global_tls_with_rel): Removed.
11796 (Output_data_got::add_global_tls_with_rela): Removed.
11797 (Output_data_got::add_local_tls): Removed.
11798 (Output_data_got::add_local_tls_with_rel): Removed.
11799 (Output_data_got::add_local_tls_with_rela): Removed.
11800 * output.h (Output_data_got::add_global): Added got_type parameter.
11801 (Output_data_got::add_global_with_rel): Likewise.
11802 (Output_data_got::add_global_with_rela): Likewise.
11803 (Output_data_got::add_global_pair_with_rel): New function.
11804 (Output_data_got::add_global_pair_with_rela): New function.
11805 (Output_data_got::add_local): Added got_type parameter.
11806 (Output_data_got::add_local_with_rel): Likewise.
11807 (Output_data_got::add_local_with_rela): Likewise.
11808 (Output_data_got::add_local_pair_with_rel): New function.
11809 (Output_data_got::add_local_pair_with_rela): New function.
11810 (Output_data_got::add_global_tls): Removed.
11811 (Output_data_got::add_global_tls_with_rel): Removed.
11812 (Output_data_got::add_global_tls_with_rela): Removed.
11813 (Output_data_got::add_local_tls): Removed.
11814 (Output_data_got::add_local_tls_with_rel): Removed.
11815 (Output_data_got::add_local_tls_with_rela): Removed.
11816 * resolve.cc (Symbol::override_base_with_special): Removed
11817 reference to has_got_offset_ field.
11818 * symtab.cc (Symbol::init_fields): Replaced initialization
11819 of got_offset_ with got_offsets_. Removed initialization
11821 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11822 (Symbol::got_offset): Likewise.
11823 (Symbol::set_got_offset): Likewise.
11824 (Symbol::has_tls_got_offset): Removed.
11825 (Symbol::tls_got_offset): Removed.
11826 (Symbol::set_tls_got_offset): Removed.
11827 (Symbol::got_offset_): Removed.
11828 (Symbol::tls_mod_got_offset_): Removed.
11829 (Symbol::tls_pair_got_offset_): Removed.
11830 (Symbol::got_offsets_): New field.
11831 (Symbol::has_got_offset): Removed.
11832 (Symbol::has_tls_mod_got_offset): Removed.
11833 (Symbol::has_tls_pair_got_offset): Removed.
11834 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11835 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11837 (Target_x86_64::Scan::global): Likewise.
11838 (Target_x86_64::Relocate::relocate): Likewise.
11839 (Target_x86_64::Relocate::relocate_tls): Likewise.
11841 2008-03-25 Ben Elliston <bje@au.ibm.com>
11843 * yyscript.y: Fix spelling error in comment.
11845 2008-03-24 Ian Lance Taylor <iant@google.com>
11847 * options.h (class General_options): Define build_id option.
11848 * layout.h (class Layout): Declare write_build_id, create_note,
11849 create_build_id. Add build_id_note_ member.
11850 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11851 "libiberty.h", "md5.h", "sha1.h".
11852 (Layout::Layout): Initialize eh_frame_data_,
11853 eh_frame_hdr_section_, and build_id_note_.
11854 (Layout::finalize): Call create_build_id.
11855 (Layout::create_note): New function, broken out of
11856 Layout::create_gold_note.
11857 (Layout::create_gold_note): Call create_note.
11858 (Layout::create_build_id): New function.
11859 (Layout::write_build_id): New function.
11860 (Close_task_runner::run): Call write_build_id.
11862 * x86_64.cc: Correct license to GPLv3.
11864 2008-03-23 Ian Lance Taylor <iant@google.com>
11866 * options.cc: Include "demangle.h".
11867 (parse_optional_string): New function.
11868 (parse_long_option): Handle takes_optional_argument.
11869 (parse_short_option): Update dash_z initializer. Handle
11870 takes_optional_argument.
11871 (General_options::General_options): Initialize do_demangle_.
11872 (General_options::finalize): Set do_demangle_. Handle demangling
11874 * options.h (parse_optional_string): Declare.
11875 (struct One_option): Add optional_arg field. Update constructor.
11876 Update call constructor calls. Add takes_optional_argument
11878 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11879 (DEFINE_optional_string): Define.
11880 (General_options::demangle): Change from DEFINE_bool to
11881 DEFINE_optional_string.
11882 (General_options::no_demangle): New function.
11883 (General_options::do_demangle): New function.
11884 (General_options::set_do_demangle): New function.
11885 (General_options::execstack_status_): Move definition to end of
11887 (General_options::static_): Likewise.
11888 (General_options::do_demangle_): New field.
11889 * object.cc (big_endian>::get_symbol_location_info): Call
11890 Options::do_demangle, not Options::demangle.
11891 * symtab.cc (demangle): Likewise.
11893 2008-03-22 Ian Lance Taylor <iant@google.com>
11895 * gold.h: Include <cstddef> and <sys/types.h>
11896 * options.h: Include <cstring>.
11898 2008-03-21 Ian Lance Taylor <iant@google.com>
11900 * Added source code to GNU binutils.