1 2011-08-26 Cary Coutant <ccoutant@google.com>
3 * layout.cc (Free_list::allocate): Provide guarantee of minimum
4 remaining hole size when allocating.
5 (Layout::make_output_section): Set fill methods for debug sections.
6 * layout.h (Free_list::Free_list_node): Move from private to
8 (Free_list::set_min_hole_size): New function.
9 (Free_list::begin, Free_list::end): New functions.
10 (Free_list::min_hole_): New data member.
11 * output.cc: Include dwarf.h.
12 (Output_fill_debug_info::do_minimum_hole_size): New function.
13 (Output_fill_debug_info::do_write): New function.
14 (Output_fill_debug_line::do_minimum_hole_size): New function.
15 (Output_fill_debug_line::do_write): New function.
16 (Output_section::Output_section): Initialize new data member.
17 (Output_section::set_final_data_size): Ensure patch space is larger
18 than minimum hole size.
19 (Output_section::do_write): Fill holes in debug sections.
20 * output.h (Output_fill): New class.
21 (Output_fill_debug_info): New class.
22 (Output_fill_debug_line): New class.
23 (Output_section::set_free_space_fill): New function.
24 (Output_section::free_space_fill_): New data member.
25 * testsuite/Makefile.am (incremental_test_3): Add
26 --incremental-patch option.
27 (incremental_test_4): Likewise.
28 (incremental_test_5): Likewise.
29 (incremental_test_6): Likewise.
30 (incremental_copy_test): Likewise.
31 (incremental_common_test_1): Likewise.
32 * testsuite/Makefile.in: Regenerate.
34 2011-08-26 Nick Clifton <nickc@redhat.com>
36 * po/es.po: Updated Spanish translation.
38 2011-08-01 Cary Coutant <ccoutant@google.com>
40 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
41 * gold/testsuite/Makefile.in: Regenerate.
42 * gold/testsuite/justsyms_exec.c: New source file.
43 * gold/testsuite/justsyms_lib.c: New source file.
45 2011-08-01 Cary Coutant <ccoutant@google.com>
47 * layout.cc (Layout::set_segment_offsets): Don't realign text
48 segment if -Ttext was specified.
49 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
51 * object.h (Sized_relobj_file::e_type): New function.
52 (Sized_relobj_file::e_type_): New data member.
53 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
54 base address for ET_EXEC files.
55 * target.cc (Target::do_make_elf_object_implementation): Allow
56 ET_EXEC files with --just-symbols option.
58 2011-07-28 Cary Coutant <ccoutant@google.com>
60 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
61 Add thread_number parameter.
62 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
63 * workqueue-threads.cc
64 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
65 current thread if its thread number is greater than desired thread
67 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
68 Add thread_number parameter.
69 (Workqueue::should_cancel_thread): Likewise.
70 (Workqueue::find_runnable_or_wait): Pass thread_number to
72 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
75 2011-07-22 Sriraman Tallam <tmsriram@google.com>
77 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
78 only after checking if it cannot be forced local.
79 * symtab.h (is_externally_visible): Check if the symbol is not forced
82 2011-07-15 Ian Lance Taylor <iant@google.com>
84 * options.h (class General_options): Add --print-output-format.
85 Move -EL next to -EB, for better --help output.
86 * target-select.cc: Include <cstdio>, "options.h", and
88 (Target_selector::do_target_bfd_name): New function.
89 (print_output_format): New function.
90 * target-select.h (class Target_selector): Update declarations.
91 (Target_selector::target_bfd_name): New function.
92 (print_output_format): Declare.
93 * main.cc: Include "target-select.h".
94 (main): Handle --print-output-format.
95 * gold.cc: Include "target-select.h".
96 (queue_initial_tasks): Handle --print-output-format when there are
98 * parameters.cc (parameters_force_valid_target): Give a better
99 error message if -EB/-EL does not match target.
100 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
103 2011-07-15 Ian Lance Taylor <iant@google.com>
105 * i386.cc (class Output_data_plt_i386): Add layout_ field.
106 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
107 (Output_data_plt_i386::do_write): Write address of .dynamic
108 section to first entry in .got.plt section.
109 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
110 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
112 (Output_data_plt_x86_64::do_write): Write address of .dynamic
113 section to first entry in .got.plt section.
114 * layout.h (Layout::dynamic_section): New function.
116 2011-07-13 Sriraman Tallam <tmsriram@google.com>
118 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
120 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
121 input_section_position_, and input_section_glob_.
122 (read_layout_from_file): Call function section_ordering_specified.
123 * layout.h (is_section_ordering_specified): New function.
124 (section_ordering_specified): New function.
125 (section_ordering_specified_): New boolean member.
126 * main.cc(main): Call load_plugins after layout object is defined.
127 * output.cc (Output_section::add_input_section): Use
128 function section_ordering_specified to check if section ordering is
130 * output.cc (Output_section::add_relaxed_input_section): Use
131 function section_ordering_specified to check if section ordering is
133 (Output_section::update_section_layout): New function.
134 (Output_section::sort_attached_input_sections): Check if input section
136 * output.h (Output_section::update_section_layout): New function.
137 * plugin.cc (get_section_count): New function.
138 (get_section_type): New function.
139 (get_section_name): New function.
140 (get_section_contents): New function.
141 (update_section_order): New function.
142 (allow_section_ordering): New function.
143 (Plugin::load): Add the new interfaces to the transfer vector.
144 (Plugin_manager::load_plugins): New parameter.
145 (Plugin_manager::all_symbols_read): New parameter.
146 (Plugin_manager::claim_file): New parameter. Save the elf object for
148 (Plugin_manager::get_elf_object): New function.
149 (Plugin_manager::get_view): Change to directly use the bool to check
150 if get_view is called from claim_file_hook.
151 * plugin.h (input_objects): New function
152 (Plugin__manager::load_plugins): New parameter.
153 (Plugin_manager::claim_file): New parameter.
154 (Plugin_manager::get_elf_object): New function.
155 (Plugin_manager::in_claim_file_handler): New function.
156 (Plugin_manager::in_claim_file_handler_): New member.
157 (layout): New function.
158 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
159 handler with an extra parameter. Make the elf object before calling
161 * testsuite/plugin_test.c (get_section_count): New function pointer.
162 (get_section_type): New function pointer.
163 (get_section_name): New function pointer.
164 (get_section_contents): New function pointer.
165 (update_section_order): New function pointer.
166 (allow_section_ordering): New function pointer.
167 (onload): Check if the new interfaces exist.
169 2011-07-13 Ian Lance Taylor <iant@google.com>
171 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
173 * x86_64.cc (Target_x86_64::got_section): Likewise.
174 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
175 (relro_now_test_SOURCES): New variable.
176 (relro_now_test_DEPENDENCIES): New variable.
177 (relro_now_test_LDFLAGS): New variable.
178 (relro_now_test_LDADD): New variable.
179 (relro_now_test.so): New target.
180 * testsuite/Makefile.in: Rebuild.
182 2011-07-12 Ian Lance Taylor <iant@google.com>
185 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
186 GLOB_DAT relocation rather than a RELATIVE relocation for a
187 protected symbol when creating a shared library.
188 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
189 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
190 * testsuite/protected_main_1.cc (main): Test that protected
191 function has same address.
193 2011-07-11 Ian Lance Taylor <iant@google.com>
196 * options.h (class General_options): Add -Bgroup.
197 * options.cc (General_options::finalize): If -Bgroup is set,
198 default to --unresolved-symbols=report-all.
199 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
200 * target-reloc.h (issue_undefined_symbol_error): Handle
201 --unresolved-symbols=report-all.
203 2011-07-08 Ian Lance Taylor <iant@google.com>
206 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
207 if linker script discards key sections.
208 (Layout::create_dynamic_symtab): Likewise.
209 (Layout::assign_local_dynsym_offsets): Likewise.
210 (Layout::sized_create_version_sections): Likewise.
211 (Layout::create_interp): Likewise.
212 (Layout::finish_dynamic_section): Likewise.
213 (Layout::set_dynamic_symbol_size): Likewise.
215 2011-07-08 Ian Lance Taylor <iant@google.com>
218 * options.h (class General_options): Add --unresolved-symbols.
219 * target-reloc.h (issue_undefined_symbol_error): Check
220 --unresolved-symbols. Add comments.
222 2011-07-08 Ian Lance Taylor <iant@google.com>
224 * testsuite/odr_violation2.cc (Ordering::operator()): Make
225 expression more complex.
227 2011-07-08 Ian Lance Taylor <iant@google.com>
230 * target-reloc.h (issue_undefined_symbol_error): New inline
231 function, broken out of relocate_section.
232 (relocate_section): Call issue_undefined_symbol_error.
233 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
234 there is no TLS segment if we are about to issue an undefined
236 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
238 2011-07-08 Ian Lance Taylor <iant@google.com>
241 * resolve.cc (Symbol_table::should_override): Add fromtype
242 parameter. Change all callers. Give error when linking together
243 TLS and non-TLS symbol.
244 (Symbol_table::should_override_with_special): Add fromtype
245 parameter. Change all callers.
246 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
247 there is no TLS segment if we have reported some errors.
248 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
250 2011-07-08 Ian Lance Taylor <iant@google.com>
253 * target.h (Target::plt_address_for_global): New function.
254 (Target::plt_address_for_local): New function.
255 (Target::plt_section_for_global): Remove.
256 (Target::plt_section_for_local): Remove.
257 (Target::do_plt_address_for_global): New virtual function.
258 (Target::do_plt_address_for_local): New virtual function.
259 (Target::do_plt_section_for_global): Remove.
260 (Target::do_plt_section_for_local): Remove.
261 (Target::register_global_plt_entry): Add Symbol_table and Layout
263 * output.cc (Output_data_got::Got_entry::write): Use
264 plt_address_for_global and plt_address_for_local.
265 * layout.cc (Layout::add_target_dynamic_tags): Use size and
266 address of output section.
267 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
268 got_irelative_, and irelative_count_ fields. Update
270 (Output_data_plt_i386::has_irelative_section): New function.
271 (Output_data_plt_i386::entry_count): Add irelative_count_.
272 (Output_data_plt_i386::set_final_data_size): Likewise.
273 (class Target_i386): Add got_irelative_ and rel_irelative_
274 fields. Update declarations.
275 (Target_i386::Target_i386): Initialize new fields.
276 (Target_i386::do_plt_address_for_global): New function replacing
277 do_plt_section_for_global.
278 (Target_i386::do_plt_address_for_local): New function replacing
279 do_plt_section_for_local.
280 (Target_i386::got_section): Create got_irelative_.
281 (Target_i386::rel_irelative_section): New function.
282 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
283 fields. Don't define __rel_iplt_{start,end}.
284 (Output_data_plt_i386::add_entry): Add symtab and layout
285 parameters. Change all callers. Use different PLT and GOT for
287 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
288 layout parameters. Change all callers. Use different PLT and
290 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
291 (Output_data_plt_i386::rel_irelative): New function.
292 (Output_data_plt_i386::address_for_global): New function.
293 (Output_data_plt_i386::address_for_local): New function.
294 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
295 IRELATIVE GOT when changing IFUNC GOT entries.
296 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
298 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
299 if we didn't create an IRELATIVE GOT.
300 (Target_i386::Relocate::relocate): Use plt_address_for_global and
301 plt_address_for_local.
302 (Target_i386::do_dynsym_value): Use plt_address_for_global.
303 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
304 got_irelative_, and irelative_count_ fields. Update
306 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
307 Initialize new fields. Remove symtab parameter. Change all
309 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
311 (Output_data_plt_x86_64::has_irelative_section): New function.
312 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
313 (class Target_x86_64): Add got_irelative_ and rel_irelative_
314 fields. Update declarations.
315 (Target_x86_64::Target_x86_64): Initialize new fields.
316 (Target_x86_64::do_plt_address_for_global): New function replacing
317 do_plt_section_for_global.
318 (Target_x86_64::do_plt_address_for_local): New function replacing
319 do_plt_section_for_local.
320 (Target_x86_64::got_section): Create got_irelative_.
321 (Target_x86_64::rela_irelative_section): New function.
322 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
323 all callers. Don't create __rel_iplt_{start,end}.
324 (Output_data_plt_x86_64::add_entry): Add symtab and layout
325 parameters. Change all callers. Use different PLT and GOT for
327 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
328 layout parameters. Change all callers. Use different PLT and
330 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
331 parameters. Change all callers. Use different PLT and GOT for
333 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
334 (Output_data_plt_x86_64::rela_irelative): New function.
335 (Output_data_plt_x86_64::address_for_global): New function.
336 (Output_data_plt_x86_64::address_for_local): New function.
337 (Output_data_plt_x86_64::set_final_data_size): Likewise.
338 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
339 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
340 (Target_x86_64::register_global_plt_entry): Add symtab and layout
342 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
344 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
345 symbols if we didn't create an IRELATIVE GOT.
346 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
347 plt_address_for_local.
348 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
349 * testsuite/ifuncvar1.c: New test file.
350 * testsuite/ifuncvar2.c: New test file.
351 * testsuite/ifuncvar3.c: New test file.
352 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
353 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
354 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
355 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
356 * testsuite/Makefile.in: Rebuild.
358 2011-07-07 Cary Coutant <ccoutant@google.com>
360 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
361 (two_file_test_1_ndebug.o): Likewise.
362 (two_file_test_1b_ndebug.o): Likewise.
363 (two_file_test_2_ndebug.o): Likewise.
364 (two_file_test_main_ndebug.o): Likewise.
365 (incremental_test_2): Link with no-debug versions.
367 2011-07-06 Cary Coutant <ccoutant@google.com>
369 * gold/incremental.cc
370 (Output_section_incremental_inputs::write_info_blocks): Check for
371 hidden and internal symbols.
373 2011-07-06 Cary Coutant <ccoutant@google.com>
375 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
376 Check disposition for startup file.
377 (Incremental_inputs::report_command_line): Ignore
378 --incremental-startup-unchanged option.
379 * options.cc (General_options::parse_incremental_startup_unchanged):
381 (General_options::General_options): Initialize new data member.
382 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
383 (General_options): Add --incremental-startup-unchanged option.
384 (General_options::incremental_startup_disposition): New function.
385 (General_options::incremental_startup_disposition_): New data member.
387 2011-07-06 Cary Coutant <ccoutant@google.com>
389 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
390 input file index to Script_info ctor.
391 (Sized_incremental_binary::do_file_has_changed): Find the
392 command-line argument for files named in scripts.
393 * incremental.h (Script_info::Script_info): New ctor
394 with input file index.
395 (Script_info::input_file_index): New function.
396 (Script_info::input_file_index_): New data member.
397 (Incremental_binary::get_library): Add const.
398 (Incremental_binary::get_script_info): Add const.
399 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
400 * testsuite/Makefile.am (incremental_test_5): New test case.
401 (incremental_test_6): New test case.
402 * testsuite/Makefile.in: Regenerate.
404 2011-07-06 Cary Coutant <ccoutant@google.com>
406 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
407 debug output when command lines differ.
409 2011-07-06 Cary Coutant <ccoutant@google.com>
411 * incremental.cc (Incremental_inputs::report_command_line): Ignore
412 --incremental-patch option.
413 * layout.cc (Free_list::allocate): Extend allocation beyond original
415 (Layout::make_output_section): Mark sections that should get
417 * options.cc (parse_percent): New function.
418 * options.h (parse_percent): New function.
419 (DEFINE_percent): New macro.
420 (General_options): Add --incremental-patch option.
421 * output.cc (Output_section::Output_section): Initialize new data
423 (Output_section::add_input_section): Print section name when out
425 (Output_section::add_output_section_data): Likewise.
426 (Output_section::set_final_data_size): Add patch space when
427 doing --incremental-full.
428 (Output_section::do_reset_address_and_file_offset): Remove patch
430 (Output_segment::set_section_list_addresses): Print debug output
431 only if --incremental-update.
432 * output.h (Output_section::set_is_patch_space_allowed): New function.
433 (Output_section::is_patch_space_allowed_): New data member.
434 (Output_section::patch_space_): New data member.
435 * parameters.cc (Parameters::incremental_full): New function.
436 * parameters.h (Parameters::incremental_full): New function
437 * testsuite/Makefile.am (incremental_test_2): Add test for
438 --incremental-patch option.
439 * testsuite/Makefile.in: Regenerate.
440 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
441 (t18): Remove function body.
443 2011-07-05 Doug Kwan <dougkwan@google.com>
446 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
447 Arm_Address type for relocation result.
448 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
450 (Arm_relocate_functions::abs32): Use unaligned access.
451 (Arm_relocate_functions::rel32): Ditto.
452 (Arm_relocate_functions::prel31): Ditto.
453 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
454 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
455 static data relocations.
456 * testsuite/Makefile.in: Regnerate.
457 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
459 2011-07-05 Ian Lance Taylor <iant@google.com>
462 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
463 symbols if necessary.
464 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
466 2011-07-05 Ian Lance Taylor <iant@google.com>
469 * resolve.cc (Symbol::override_base_with_special): Simply override
470 version with special symbol version, ignoring previous version.
472 2011-07-05 Ian Lance Taylor <iant@google.com>
474 * object.cc (Sized_relobj_file::include_section_group): Add
475 information to comment about signature location.
477 2011-07-02 Ian Lance Taylor <iant@google.com>
480 * options.h (class General_options): Add -f and -F.
481 * options.cc (General_options::finalize): Fatal error if -f/-F
482 are used without -shared.
483 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
485 2011-07-02 Ian Lance Taylor <iant@google.com>
487 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
489 2011-07-01 Ian Lance Taylor <iant@google.com>
493 * resolve.cc (Symbol::override_base_with_special): Don't override
494 the version if the overriding symbol has a different name.
495 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
496 all callers. If we give an error about an undefined version,
497 define the base version if necessary.
498 * dynobj.h (class Versions): Update declaration.
499 * testsuite/weak_alias_test_5.cc: New file.
500 * testsuite/weak_alias_test.script: New file.
501 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
502 and versioned_alias have the right value, and call t2.
503 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
504 weak_alias_test_5.so.
505 (weak_alias_test_LDADD): Likewise.
506 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
507 * testsuite/Makefile.in: Rebuild.
509 2011-07-01 Ian Lance Taylor <iant@google.com>
512 * options.h (class General_options): Support -z notext.
513 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
515 (two_file_shared_nonpic.so): Likewise.
516 (two_file_shared_mixed.so): Likewise.
517 (two_file_shared_mixed_1.so): Likewise.
518 (weak_undef_lib_nonpic.so): Likewise.
519 (alt/weak_undef_lib_nonpic.so): Likewise.
520 (tls_test_shared_nonpic.so): Likewise.
521 * testsuite/Makefile.in: Rebuild.
523 2011-07-01 Ian Lance Taylor <iant@google.com>
526 * configure.ac: Test whether static linking works, setting
527 the automake conditional HAVE_STATIC.
528 * testsuite/Makefile.am: Disable tests using -static if
529 HAVE_STATIC is not true.
530 * configure, testsuite/Makefile.in: Rebuild.
532 2011-07-01 Ian Lance Taylor <iant@google.com>
535 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
536 Assert if we see DW_EH_PE_indirect.
537 * target.h (Target::ehframe_datarel_base): New function.
538 (Target::do_ehframe_datarel_base): New target function.
539 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
540 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
543 2011-07-01 Ian Lance Taylor <iant@google.com>
546 * options.h (class General_options): Add
547 --ld-generated-unwind-info.
548 * ehframe.cc (Fde::write): Add address parameter. Change all
549 callers. If associated with PLT, fill in address and size.
550 (Cie::set_output_offset): Only add merge mapping if there is an
552 (Cie::write): Add address parameter. Change all callers.
553 (Eh_frame::add_ehframe_for_plt): New function.
554 * ehframe.h (class Fde): Update declarations. Move shndx_ and
555 input_offset_ fields into union u_, with new plt field.
556 (Fde::Fde): Adjust for new union field.
557 (Fde::Fde) [Output_data version]: New constructor.
558 (Fde::add_mapping): Only add merge mapping if there is an object.
559 (class Cie): Update declarations.
560 (class Eh_frame): Declare add_ehframe_for_plt.
561 * layout.cc (Layout::layout_eh_frame): Break out code into
562 make_eh_frame_section, and call it.
563 (Layout::make_eh_frame_section): New function.
564 (Layout::add_eh_frame_for_plt): New function.
565 * layout.h (class Layout): Update declarations.
566 * merge.cc (Merge_map::add_mapping): Add assertion.
567 * i386.cc: Include "dwarf.h".
568 (class Output_data_plt_i386): Make first_plt_entry,
569 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
570 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
571 and plt_eh_frame_fde.
572 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
573 boundary. Call add_eh_frame_for_plt if appropriate.
574 * x86_64.cc: Include "dwarf.h".
575 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
576 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
577 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
578 and plt_eh_frame_fde.
579 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
582 2011-06-29 Ian Lance Taylor <iant@google.com>
585 * object.cc (Sized_relobj_file::layout_section): Change shdr
586 parameter to be const.
587 (Sized_relobj_file::layout_eh_frame_section): New function, broken
589 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
590 appropriate. Call layout_eh_frame_section.
591 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
593 * object.h (class Sized_relobj_file): Update declarations.
595 2011-06-29 Ian Lance Taylor <iant@google.com>
598 * script.cc (Token::integer_value): Accept trailing M/m/K/k
600 (Lex::gather_token): Accept trailing M/m/K/k for integers.
602 2011-06-29 Ian Lance Taylor <iant@google.com>
605 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
607 * layout.cc (Layout::layout_eh_frame): Likewise.
609 2011-06-29 Ian Lance Taylor <iant@google.com>
612 * layout.cc (Layout::symtab_section_shndx): New function.
613 * layout.h (class Layout): Declare symtab_section_shndx.
614 * output.cc (Output_section::write_header): Call it.
616 2011-06-29 Ian Lance Taylor <iant@google.com>
619 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
620 symbols which are not used in a relocation.
622 2011-06-28 Ian Lance Taylor <iant@google.com>
625 * layout.cc (Layout::segment_precedes): Don't crash if a linker
626 script create indistinguishable segments.
627 (Layout::set_segment_offsets): Use stable_sort when sorting
628 segments. Pass this to Compare_segments constructor.
629 * layout.h (class Layout): Make segment_precedes non-static.
630 (class Compare_segments): Change from struct to class. Add
631 layout_ field. Add constructor.
633 (Script_sections::attach_sections_using_phdrs_clause): Rename
634 local orphan to is_orphan. Don't report failure to put empty
635 section in segment. On attachment failure, report name of
636 section, and attach to first PT_LOAD segment.
638 2011-06-28 Ian Lance Taylor <iant@google.com>
641 * target-select.cc (Target_selector::Target_selector): Add
642 emulation parameter. Change all callers.
643 (select_target_by_bfd_name): Rename from select_target_by_name.
645 (select_target_by_emulation): New function.
646 (supported_emulation_names): New function.
647 * target-select.h (class Target_selector): Add emulation_ field.
649 (Target_selector::recognize_by_bfd_name): Rename from
650 recognize_by_name. Change all callers.
651 (Target_selector::supported_bfd_names): Rename from
652 supported_names. Change all callers.
653 (Target_selector::recognize_by_emulation): New function.
654 (Target_selector::supported_emulations): New function.
655 (Target_selector::emulation): New function.
656 (Target_selector::do_recognize_by_bfd_name): Rename from
657 do_recognize_by_name. Change all callers.
658 (Target_selector::do_supported_bfd_names): Rename from
659 do_supported_names. Change all callers.
660 (Target_selector::do_recognize_by_emulation): New function.
661 (Target_selector::do_supported_emulations): New function.
662 (select_target_by_bfd_name): Change name in declaration.
663 (select_target_by_emulation): Declare.
664 (supported_emulation_names): Declare.
665 * parameters.cc (parameters_force_valid_target): Try to find
666 target based on emulation from -m option.
667 * options.h (class General_options): Change doc string for -m.
668 * options.cc (help): Print emulations.
669 (General_options::parse_V): Likewise.
670 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
671 Add emulation parameter. Change all callers.
673 2011-06-28 Ian Lance Taylor <iant@google.com>
675 * target.h (class Target): Add osabi_ field.
676 (Target::osabi): New function.
677 (Target::set_osabi): New function.
678 (Target::Target): Initialize osabi_.
679 (Target::do_adjust_elf_header): Make pure virtual.
680 (Sized_target::do_adjust_elf_header): Declare.
681 * target.cc (Sized_target::do_adjust_elf_header): New function.
682 (class Sized_target): Instantiate all versions.
683 * freebsd.h (class Target_freebsd): Remove.
684 (Target_selector_freebsd::do_recognize): Call set_osabi on
686 (Target_selector_freebsd::do_recognize_by_name): Likewise.
687 (Target_selector_freebsd::set_osabi): Remove.
688 * i386.cc (class Target_i386): Inherit from Sized_target rather
690 * x86_64.cc (class Target_x86_64): Likewise.
692 2011-06-28 Ian Lance Taylor <iant@google.com>
694 * target.h (Target::can_check_for_function_pointers): Rewrite.
696 (Target::can_icf_inline_merge_sections): Likewise.
697 (Target::section_may_have_icf_unsafe_poineters): Likewise.
698 (Target::Target_info): Add can_icf_inline_merge_sections field.
699 (Target::do_can_check_for_function_pointers): New virtual
701 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
702 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
703 from can_check_for_function_pointers, move in file.
704 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
705 section_may_have_icf_unsafe_poineters, move in file.
706 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
707 * i386.cc (Target_i386::do_can_check_for_function_pointers):
708 Rename from can_check_for_function_pointers, move in file.
709 (Target_i386::can_icf_inline_merge_sections): Remove.
710 (Target_i386::i386_info): Initialize
711 can_icf_inline_merge_sections.
712 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
713 Initialize can_icf_inline_merge_sections.
714 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
715 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
716 Rename from can_check_for_function_pointers, move in file.
717 (Target_x86_64::can_icf_inline_merge_sections): Remove.
718 (Target_x86_64::x86_64_info): Initialize
719 can_icf_inline_merge_sections.
720 * testsuite/testfile.cc (Target_test::test_target_info):
722 * icf.cc (get_section_contents): Correct formatting.
724 2011-06-27 Ian Lance Taylor <iant@google.com>
726 * symtab.cc (Symbol::versioned_name): New function.
727 (Symbol_table::add_to_final_symtab): Use versioned_name when
729 (Symbol_table::sized_write_symbol): Likewise.
730 * symtab.h (class Symbol): Declare versioned_name.
731 * stringpool.h (class Stringpool_template): Add variant of add
732 which takes a std::basic_string.
733 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
734 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
735 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
736 (ver_test_12.o): New target.
737 * testsuite/Makefile.in: Rebuild.
739 2011-06-27 Doug Kwan <dougkwan@google.com>
741 * arm.cc (Arm_relocate_functions::thm_jump8,
742 Arm_relocate_functions::thm_jump11): Use a wider signed
743 type to compute offset.
744 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
746 * testsuite/Makefile.in: Regenerate.
747 * testsuite/arm_branch_in_range.sh: Check test results of
748 arm_thm_jump11 and arm_thm_jump8.
749 * testsuite/arm_thm_jump11.s: New test source file.
750 * testsuite/arm_thm_jump11.t: New linker script.
751 * testsuite/arm_thm_jump8.s: New test source file.
752 * testsuite/arm_thm_jump8.t: New linker script.
754 2011-06-24 Ian Lance Taylor <iant@google.com>
756 * layout.cc: Include "object.h".
757 (ctors_sections_in_init_array): New static variable.
758 (Layout::is_ctors_in_init_array): New function.
759 (Layout::layout): Add entry to ctors_sections_in_init_array if
761 * layout.h (class Layout): Declare is_ctors_in_init_array.
762 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
763 is_ctors_reverse_view is set.
764 (Sized_relobj_file::write_sections): Add layout parameter. Change
765 all callers. Set is_ctors_reverse_view field of View_size.
766 (Sized_relobj_file::reverse_words): New function.
767 * object.h (Sized_relobj_file::View_size): Add
768 is_ctors_reverse_view field.
769 (class Sized_relobj_file): Update declarations.
770 * testsuite/initpri3.c: New test.
771 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
773 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
774 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
775 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
776 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
777 * testsuite/Makefile.in: Rebuild.
779 2011-06-24 Cary Coutant <ccoutant@google.com>
781 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
782 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
783 (debug_msg_cdebug.err): New targets.
784 * testsuite/Makefile.in: Regenerate.
785 * testsuite/debug_msg.sh: Check output of link with compressed debug.
786 Fix checks for link with shared library.
788 2011-06-24 Doug Kwan <dougkwan@google.com>
790 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
791 skip empty text sections.
792 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
794 2011-06-22 Ian Lance Taylor <iant@google.com>
797 * options.h (class General_options): Add --ctors-in-init-array.
798 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
799 friends as SHT_PROGBITS for merging sections.
800 (Layout::layout): Remove special handling of .init_array and
801 friends. Don't sort if doing relocatable link. Sort for .ctors
802 and .dtors if ctors_in_init_array.
803 (Layout::make_output_section): Force correct section types for
804 .init_array and friends. Don't sort if doing relocatable link,
805 Don't sort .ctors and .dtors if ctors_in_init_array.
806 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
807 (Layout::output_section_name): Add relobj parameter. Change all
808 callers. Handle .ctors. and .dtors. in code rather than table.
809 Handle .ctors and .dtors if ctors_in_init_array.
810 (Layout::match_file_name): New function, moved from output.cc.
811 * layout.h (class Layout): Update declarations.
812 * output.cc: Include "layout.h".
813 (Input_section_sort_entry::get_priority): New function.
814 (Input_section_sort_entry::match_file_name): Just call
815 Layout::match_file_name.
816 (Output_section::Input_section_sort_init_fini_compare::operator()):
817 Handle .ctors and .dtors. Sort by explicit priority rather than
819 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
820 * testsuite/initpri2.c: New test.
821 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
822 (check_PROGRAMS): Add initpri2.
823 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
824 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
825 * configure, testsuite/Makefile.in: Rebuild.
827 2011-06-19 Ian Lance Taylor <iant@google.com>
830 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
831 .interp section to a PT_INTERP segment even if we have seen a
832 --dynamic-linker option. Don't do it if we have seen a PHDRS
833 clause in a linker script.
834 (Layout::finalize): Don't create a .interp section if we've
835 already create a PT_INTERP segment.
836 (Layout::create_interp): Always call choose_output_section (revert
837 patch of 2011-06-17). Don't create PT_INTERP segment.
839 (Script_sections::create_note_and_tls_segments): Add a .interp
840 section to a PT_INTERP segment even if we have seen a
841 --dynamic-linker option.
843 2011-06-18 Ian Lance Taylor <iant@google.com>
845 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
846 merely because a non-PT_LOAD segment has a dynamic reloc.
848 2011-06-18 Ian Lance Taylor <iant@google.com>
850 * layout.cc (Layout::finish_dynamic_section): Don't create
851 DT_FLAGS entry if not needed.
853 2011-06-18 Ian Lance Taylor <iant@google.com>
856 * layout.cc (Layout::layout_eh_frame): Correct handling of
857 writable .eh_frame section.
859 2011-06-17 Ian Lance Taylor <iant@google.com>
862 * resolve.cc (Symbol_table::resolve): Don't give an error if a
863 symbol is redefined with the exact same object and value.
865 2011-06-17 Ian Lance Taylor <iant@google.com>
868 * layout.h (class Layout): Add interp_segment_ field.
869 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
870 (Layout::attach_allocated_section_to_segment): If making shared
871 library, put .interp section in PT_INTERP segment.
872 (Layout::finalize): Also call create_interp if -dynamic-linker
874 (Layout::create_interp): Assert that there is no PT_INTERP
875 segment. If not using a SECTIONS clause, use make_output_section.
876 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
878 (Script_sections::create_note_and_tls_segments): If making shared
879 library, put .interp section in PT_INTERP segment.
881 2011-06-17 Ian Lance Taylor <iant@google.com>
883 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
884 when making a shared library.
886 2011-06-17 Ian Lance Taylor <iant@google.com>
888 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
889 parameter. Change all callers. Don't issue warning about PC32
890 against locally defined symbol.
892 2011-06-16 Ian Lance Taylor <iant@google.com>
894 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
895 occurs in same object.
897 2011-06-14 Alan Modra <amodra@gmail.com>
899 * po/POTFILES.in: Regenerate.
901 2011-06-09 Ian Lance Taylor <iant@google.com>
904 (Orphan_output_section::set_section_addresses): For a relocatable
905 link set address to 0.
907 2011-06-09 Cary Coutant <ccoutant@google.com>
910 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
911 used with --compress-debug-sections.
912 * gold/object.cc (Sized_relobj_file::do_layout): Report
913 uncompressed size of compressed input sections.
915 2011-06-08 Cary Coutant <ccoutant@google.com>
918 * testsuite/two_file_test_2_v1.cc: Change initialization of
919 v2 to keep it in .data.
921 2011-06-07 Cary Coutant <ccoutant@google.com>
923 * common.cc (Symbol_table::do_allocate_commons_list): Call
925 * errors.cc (Errors::fatal): Adjust call to gold_exit.
926 (Errors::fallback): New function.
927 (gold_fallback): New function.
928 * errors.h (Errors::fallback): New function.
929 * gold.cc (gold_exit): Change status parameter to enum; adjust
931 (queue_initial_tasks): Call gold_fallback.
932 * gold.h: Include cstdlib.
933 (Exit_status): New enum type.
934 (gold_exit): Change status parameter to enum.
935 (gold_fallback): New function.
936 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
937 (Layout::create_symtab_sections): Likewise.
938 (Layout::create_shdrs): Likewise.
939 * main.cc (main): Adjust call to gold_exit.
940 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
941 (Output_data_got::add_got_entry_pair): Likewise.
942 (Output_section::add_input_section): Likewise.
943 (Output_section::add_output_section_data): Likewise.
944 (Output_segment::set_section_list_addresses): Likewise.
945 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
947 2011-06-07 Cary Coutant <ccoutant@google.com>
949 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
950 for incremental links.
951 * output.cc (Output_segment::set_section_list_addresses): Remove
952 FIXME and test for TLS or BSS.
954 2011-06-07 Cary Coutant <ccoutant@google.com>
956 * testsuite/Makefile.am: Add incremental_copy_test,
957 incremental_common_test_1.
958 * testsuite/Makefile.in: Regenerate.
959 * testsuite/common_test_1_v1.c: New source file.
960 * testsuite/common_test_1_v2.c: New source file.
961 * testsuite/copy_test_v1.cc: New source file.
963 2011-06-07 Cary Coutant <ccoutant@google.com>
965 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
966 update, allocate common from bss section's free list.
967 * incremental-dump.cc (dump_incremental_inputs): Print flag for
968 linker-defined symbols.
969 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
970 Skip GOT and PLT entries that are no longer referenced.
971 (Output_section_incremental_inputs::write_info_blocks): Mark
972 linker-defined symbols.
973 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
974 * output.cc (Output_section::allocate): New function.
975 * output.h (Output_section::allocate): New function.
976 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
977 linker-defined symbols.
978 (Symbol::override_base_with_special): Copy is_predefined_ flag.
979 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
980 (Symbol::init_base_output_data): Likewise.
981 (Symbol::init_base_output_segment): Likewise.
982 (Symbol::init_base_constant): Likewise.
983 (Sized_symbol::init_output_data): Likewise.
984 (Sized_symbol::init_output_segment): Likewise.
985 (Sized_symbol::init_constant): Likewise.
986 (Symbol_table::do_define_in_output_data): Likewise.
987 (Symbol_table::do_define_in_output_segment): Likewise.
988 (Symbol_table::do_define_as_constant): Likewise.
989 * symtab.h (Symbol::is_predefined): New function.
990 (Symbol::init_base_output_data): Add is_predefined parameter.
991 (Symbol::init_base_output_segment): Likewise.
992 (Symbol::init_base_constant): Likewise.
993 (Symbol::is_predefined_): New data member.
994 (Sized_symbol::init_output_data): Add is_predefined parameter.
995 (Sized_symbol::init_output_segment): Likewise.
996 (Sized_symbol::init_constant): Likewise.
997 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
999 2011-06-07 Cary Coutant <ccoutant@google.com>
1001 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1002 instead of emit_copy_reloc.
1003 (Copy_relocs::emit_copy_reloc): Refactor.
1004 (Copy_relocs::make_copy_reloc): New function.
1005 (Copy_relocs::add_copy_reloc): Remove.
1006 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1008 (Copy_relocs::make_copy_reloc): New function.
1009 (Copy_relocs::add_copy_reloc): Remove.
1010 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1011 unchanged input files.
1012 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1013 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1014 Reserve BSS space for COPY relocations.
1015 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1016 (Output_section_incremental_inputs::write_info_blocks): Record
1017 whether a symbol is copied from a shared object.
1018 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1019 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1020 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1021 (Incremental_input_entry_reader::get_output_symbol_index): Add
1023 (Incremental_binary::emit_copy_relocs): New function.
1024 (Incremental_binary::do_emit_copy_relocs): New function.
1025 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1027 (Sized_incremental_binary::add_copy_reloc): New function.
1028 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1029 (Sized_incremental_binary::Copy_reloc): New struct.
1030 (Sized_incremental_binary::Copy_relocs): New typedef.
1031 (Sized_incremental_binary::copy_relocs_): New data member.
1032 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1033 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1034 * target.h (Sized_target::emit_copy_reloc): New function.
1035 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1037 2011-06-02 Cary Coutant <ccoutant@google.com>
1040 * gold/archive.cc (Archive::Archive): Initialize new data member.
1041 (Archive::include_all_members): Return if archive has already been
1043 * gold/archive.h (Archive::include_all_members_): New data member.
1045 2011-06-02 Nick Clifton <nickc@redhat.com>
1047 * dynobj.h: Fix spelling mistake in comment.
1048 * output.cc: Likewise.
1050 2011-05-31 Doug Kwan <dougkwan@google.com>
1054 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1055 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1056 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1057 redundant arm_exidx_test.so.
1058 * testsuite/Makefile.in: Regenerate.
1059 (check_SCRIPTS): Add pr12826.sh
1060 (check_DATA): Add pr12826.stdout
1061 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1062 * testsuite/pr12826.sh: New file.
1063 * testsuite/pr12826_1.s: Ditto.
1064 * testsuite/pr12826_1.s: Ditto.
1066 2011-05-30 Ian Lance Taylor <iant@google.com>
1068 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1071 2011-05-29 Ian Lance Taylor <iant@google.com>
1074 * testsuite/Makefile.am: Use different file name for two_file_test
1075 temporary file for each incremental test.
1076 * testsuite/Makefile.in: Rebuild.
1078 2011-05-29 Ian Lance Taylor <iant@google.com>
1080 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1081 binary input file is empty.
1083 2011-05-27 Ian Lance Taylor <iant@google.com>
1085 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1086 (ver_test_9.so): Likewise.
1087 * testsuite/Makefile.in: Rebuild.
1089 2011-05-26 Cary Coutant <ccoutant@google.com>
1091 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1092 * incremental.cc (Incremental_inputs::report_input_section): Fix
1093 comment, indentation.
1094 (Incremental_inputs::report_comdat_group): New function.
1095 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1096 of data for incremental input file entry.
1097 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1098 group count, COMDAT group signatures.
1099 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1100 an unchanged input file.
1101 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1102 Initialize new data member.
1103 (Incremental_object_entry::add_comdat_group): New function.
1104 (Incremental_object_entry::get_comdat_group_count): New function.
1105 (Incremental_object_entry::get_comdat_signature_key): New function.
1106 (Incremental_object_entry::groups_): New data member.
1107 (Incremental_inputs::report_comdat_group): New function.
1108 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1109 data for incremental input file entry.
1110 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1111 (Incremental_input_entry_reader::get_input_section): Adjust size of
1112 data for incremental input file entry.
1113 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1114 (Incremental_input_entry_reader::get_comdat_group_signature): New
1116 * object.cc (Sized_relobj::include_section_group): Report kept
1117 COMDAT groups for incremental links.
1119 2011-05-24 David Meyer <pdox@google.com>
1121 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1122 with name parameter. Add found_name parameter.
1123 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1124 * dirsearch.h (class Dirsearch): Update declaration.
1126 2011-05-24 Ian Lance Taylor <iant@google.com>
1128 * archive.cc (Library_base::should_include_member): Pull in object
1129 from archive if it defines the entry symbol.
1130 * parameters.cc (Parameters::entry): New function.
1131 * parameters.h (class Parameters): Declare entry.
1132 * output.h (class Output_file_header): Remove entry_ field.
1133 * output.cc (Output_file_header::Output_file_header): Remove entry
1134 parameter. Change all callers.
1135 (Output_file_header::entry): Use parameters->entry.
1136 * gold.cc (queue_middle_tasks): Likewise.
1137 * plugin.cc (Plugin_hook::run): Likewise.
1139 2011-05-24 Cary Coutant <ccoutant@google.com>
1141 * gold.cc (queue_initial_tasks): Pass incremental base filename
1142 to Output_file::open_base_file; don't print error message.
1143 * incremental-dump.cc (main): Adjust call to
1144 Output_file::open_for_modification.
1145 * incremental-dump.cc (main): Likewise.
1146 * incremental.cc (Incremental_inputs::report_command_line):
1147 Ignore --incremental-base option when comparing command lines.
1148 Ignore parameter when given as separate argument.
1149 * options.h (class General_options): Add --incremental-base.
1150 * output.cc (Output_file::Output_file):
1151 (Output_file::open_base_file): Add base_name and writable parameters;
1152 read base file into new file; print error message here.
1153 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1155 * output.h (Output_file::open_for_modification): Rename to...
1156 (Output_file::open_base_file): ...this; add base_name and
1157 writable parameters; adjust all callers.
1158 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1160 * testsuite/Makefile.am (incremental_test_4): Test
1162 * testsuite/Makefile.in: Regenerate.
1164 2011-05-24 Cary Coutant <ccoutant@google.com>
1166 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1168 * testsuite/Makefile.in: Regenerate.
1169 * testsuite/two_file_test_1_v1.cc: New test source file.
1170 * testsuite/two_file_test_1b_v1.cc: New test source file.
1171 * testsuite/two_file_test_2_v1.cc: New test source file.
1173 2011-05-24 Cary Coutant <ccoutant@google.com>
1175 * dynobj.h (Dynobj::do_dynobj): New function.
1176 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1177 flag and soname for shared objects.
1178 * incremental.cc (Incremental_inputs::report_object): Make
1179 either Incremental_object_entry or Incremental_dynobj_entry; add
1180 soname to string table.
1181 (Incremental_inputs::report_input_section): Add assertion.
1182 (Output_section_incremental_inputs::set_final_data_size): Adjust
1183 type of input file entry for shared libraries; adjust size of
1184 shared library info entry.
1185 (Output_section_incremental_inputs::write_input_files): Write
1186 as_needed flag for shared libraries.
1187 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1188 of input file entry for shared libraries; write soname.
1189 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1190 soname from incremental info.
1191 * incremental.h (enum Incremental_input_flags): Add
1192 INCREMENTAL_INPUT_AS_NEEDED.
1193 (Incremental_input_entry::Incremental_input_entry): Initialize new
1195 (Incremental_input_entry::set_as_needed): New function.
1196 (Incremental_input_entry::as_needed): New function.
1197 (Incremental_input_entry::do_dynobj_entry): New function.
1198 (Incremental_input_entry::as_needed_): New data member.
1199 (Incremental_object_entry::Incremental_object_entry): Don't check
1201 (Incremental_object_entry::do_type): Likewise.
1202 (class Incremental_dynobj_entry): New class.
1203 (Incremental_input_entry_reader::as_needed): New function.
1204 (Incremental_input_entry_reader::get_soname): New function.
1205 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1206 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1207 size of shared library info entry.
1208 * layout.cc (Layout::finish_dynamic_section): Don't test for
1209 incremental link when adding DT_NEEDED entries.
1210 * object.h (Object::Object): Initialize new data member.
1211 (Object::dynobj): New function.
1212 (Object::set_as_needed): New function.
1213 (Object::as_needed): New function.
1214 (Object::do_dynobj): New function.
1215 (Object::as_needed_): New data member.
1217 2011-05-24 Cary Coutant <ccoutant@google.com>
1219 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1220 info; adjust display of GOT entries.
1221 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1222 vector of input objects; remove file_status_.
1223 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1224 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1225 got_plt reader; call target hooks to reserve GOT entries.
1226 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1227 of input file info header and GOT info entry.
1228 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1230 (Got_plt_view_info::got_descriptor): Remove.
1231 (Got_plt_view_info::sym_index): New data member.
1232 (Got_plt_view_info::input_index): New data member.
1233 (Local_got_offset_visitor::visit): Write input file index.
1234 (Global_got_offset_visitor::visit): Write 0 for input file index.
1235 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1236 with sym_index and input_index.
1237 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1238 incremental info GOT entry; replace got_descriptor with input_index.
1239 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1240 map from input file index to object.
1241 (Sized_relobj_incr::do_layout): Replace direct data member reference
1242 with accessor function.
1243 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1244 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1245 Adjust size of input file info header.
1246 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1247 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1248 (Incremental_input_entry_reader::get_input_section): Adjust size of
1249 input file info header.
1250 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1251 of incremental info GOT entry.
1252 (Incremental_got_plt_reader::get_got_desc): Remove.
1253 (Incremental_got_plt_reader::get_got_symndx): New function.
1254 (Incremental_got_plt_reader::get_got_input_index): New function.
1255 (Sized_incremental_binary::Sized_incremental_binary): Remove
1256 file_status_; add input_objects_.
1257 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1258 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1259 (Sized_incremental_binary::file_is_unchanged): Remove.
1260 (Sized_incremental_binary::set_input_object): New function.
1261 (Sized_incremental_binary::input_object): New function.
1262 (Sized_incremental_binary::file_status_): Remove.
1263 (Sized_incremental_binary::input_objects_): New data member.
1264 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1266 (Sized_relobj_incr::invalid_address): Move to base class.
1267 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1269 (Sized_relobj_incr::do_output_section_offset): Likewise.
1270 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1271 (Sized_relobj_incr::section_offsets_): Likewise.
1272 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1274 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1275 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1276 with accessor function.
1277 (Sized_relobj_file::do_layout): Likewise.
1278 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1279 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1280 (Sized_relobj_file::compute_final_local_value): Replace refs to
1281 section_offsets_ with accessor function.
1282 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1283 * object.h (Relobj::Relobj): Initialize new data members.
1284 (Relobj::add_dyn_reloc): New function.
1285 (Relobj::first_dyn_reloc): New function.
1286 (Relobj::dyn_reloc_count): New function.
1287 (Relobj::first_dyn_reloc_): New data member.
1288 (Relobj::dyn_reloc_count_): New data member.
1289 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1291 (Sized_relobj::Address): New typedef.
1292 (Sized_relobj::invalid_address): Move here from child class.
1293 (Sized_relobj::Sized_relobj): Initialize new data members.
1294 (Sized_relobj::sized_relobj): New function.
1295 (Sized_relobj::is_output_section_offset_invalid): Move here from
1297 (Sized_relobj::get_output_section_offset): Likewise.
1298 (Sized_relobj::local_has_got_offset): Likewise.
1299 (Sized_relobj::local_got_offset): Likewise.
1300 (Sized_relobj::set_local_got_offset): Likewise.
1301 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1302 (Sized_relobj::clear_got_offsets): New function.
1303 (Sized_relobj::section_offsets): Move here from child class.
1304 (Sized_relobj::do_output_section_offset): Likewise.
1305 (Sized_relobj::do_set_section_offset): Likewise.
1306 (Sized_relobj::Local_got_offsets): Likewise.
1307 (Sized_relobj::local_got_offsets_): Likewise.
1308 (Sized_relobj::section_offsets_): Likewise.
1309 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1311 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1313 (Sized_relobj_file::sized_relobj): New function
1314 (Sized_relobj_file::local_has_got_offset): Move to base class.
1315 (Sized_relobj_file::local_got_offset): Likewise.
1316 (Sized_relobj_file::set_local_got_offset): Likewise.
1317 (Sized_relobj_file::get_output_section_offset): Likewise.
1318 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1319 (Sized_relobj_file::do_output_section_offset): Likewise.
1320 (Sized_relobj_file::do_set_section_offset): Likewise.
1321 (Sized_relobj_file::Local_got_offsets): Likewise.
1322 (Sized_relobj_file::local_got_offsets_): Likewise.
1323 (Sized_relobj_file::section_offsets_): Likewise.
1324 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1326 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1327 (Output_reloc::get_symbol_index): Likewise.
1328 (Output_reloc::local_section_offset): Likewise.
1329 (Output_reloc::get_address): Likewise.
1330 (Output_reloc::symbol_value): Likewise.
1331 (Output_data_got::reserve_slot): Move to class definition.
1332 (Output_data_got::reserve_local): New function.
1333 (Output_data_got::reserve_slot_for_global): Remove.
1334 (Output_data_got::reserve_global): New function.
1335 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1336 (all constructors, two instantiations).
1337 (Output_reloc::get_relobj): New function (two instantiations).
1338 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1339 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1340 (Output_data_reloc::add_global): Adjust type of relobj.
1341 (Output_data_reloc::add_global_relative): Likewise.
1342 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1343 (Output_data_reloc::add_local): Likewise.
1344 (Output_data_reloc::add_local_relative): Likewise.
1345 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1346 (Output_data_reloc::add_local_section): Likewise.
1347 (Output_data_reloc::add_output_section): Likewise.
1348 (Output_data_reloc::add_absolute): Likewise.
1349 (Output_data_reloc::add_target_specific): Likewise.
1350 (Output_data_got::reserve_slot): Move definition here.
1351 (Output_data_got::reserve_local): New function.
1352 (Output_data_got::reserve_global): New function.
1353 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1354 section_offsets_ with accessor function.
1355 (Sized_relobj_file::write_sections): Likewise.
1356 (Sized_relobj_file::do_relocate_sections): Likewise.
1357 * target.h (Sized_target::reserve_local_got_entry): New function.
1358 (Sized_target::reserve_global_got_entry): New function.
1359 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1360 (Target_x86_64::reserve_global_got_entry): New function.
1361 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1363 2011-05-23 Cary Coutant <ccoutant@google.com>
1365 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1366 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1367 bit when checking got_type.
1368 * incremental.cc (Sized_incremental_binary::setup_readers):
1369 Store symbol table and string table locations; initialize bit vector
1370 of file status flags.
1371 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1373 (Sized_incremental_binary::do_process_got_plt): New function.
1374 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1375 (Output_section_incremental_inputs::set_final_data_size): Record
1376 file index for each input file.
1377 (Output_section_incremental_inputs::write_got_plt): Store file index
1378 instead of input entry offset for each GOT entry.
1380 (Incremental_input_entry::Incremental_input_entry): Initialize new
1382 (Incremental_input_entry::set_offset): Store file index.
1383 (Incremental_input_entry::get_file_index): New function.
1384 (Incremental_input_entry::file_index_): New data member.
1385 (Incremental_binary::process_got_plt): New function.
1386 (Incremental_binary::do_process_got_plt): New function.
1387 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1389 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1390 (Sized_incremental_binary::set_file_is_unchanged): New function.
1391 (Sized_incremental_binary::file_is_unchanged): New function.
1392 (Sized_incremental_binary::do_process_got_plt): New function.
1393 (Sized_incremental_binary::file_status_): New data member.
1394 (Sized_incremental_binary::main_symtab_loc_): New data member.
1395 (Sized_incremental_binary::main_strtab_loc_): New data member.
1396 * output.cc (Output_data_got::Got_entry::write): Add case
1398 (Output_data_got::add_global): Call add_got_entry.
1399 (Output_data_got::add_global_plt): Likewise.
1400 (Output_data_got::add_global_with_rel): Likewise.
1401 (Output_data_got::add_global_with_rela): Likewise.
1402 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1403 (Output_data_got::add_global_pair_with_rela): Likewise.
1404 (Output_data_got::add_local): Call add_got_entry.
1405 (Output_data_got::add_local_plt): Likewise.
1406 (Output_data_got::add_local_with_rel): Likewise.
1407 (Output_data_got::add_local_with_rela): Likewise.
1408 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1409 (Output_data_got::add_local_pair_with_rela): Likewise.
1410 (Output_data_got::reserve_slot): New function.
1411 (Output_data_got::reserve_slot_for_global): New function.
1412 (Output_data_got::add_got_entry): New function.
1413 (Output_data_got::add_got_entry_pair): New function.
1414 (Output_section::add_output_section_data): Edit FIXME.
1416 (Output_section_data_build::Output_section_data_build): New
1417 constructor with size parameter.
1418 (Output_data_space::Output_data_space): Likewise.
1419 (Output_data_got::Output_data_got): Initialize new data member; new
1420 constructor with size parameter.
1421 (Output_data_got::add_constant): Call add_got_entry.
1422 (Output_data_got::reserve_slot): New function.
1423 (Output_data_got::reserve_slot_for_global): New function.
1424 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1425 (Output_data_got::add_got_entry): New function.
1426 (Output_data_got::add_got_entry_pair): New function.
1427 (Output_data_got::free_list_): New data member.
1428 * target.h (Sized_target::init_got_plt_for_update): New function.
1429 (Sized_target::register_global_plt_entry): New function.
1430 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1431 Initialize new data member; call init; add constructor with PLT count.
1432 (Output_data_plt_x86_64::init): New function.
1433 (Output_data_plt_x86_64::add_relocation): New function.
1434 (Output_data_plt_x86_64::reserve_slot): New function.
1435 (Output_data_plt_x86_64::free_list_): New data member.
1436 (Target_x86_64::init_got_plt_for_update): New function.
1437 (Target_x86_64::register_global_plt_entry): New function.
1438 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1439 incremental updates.
1440 (Output_data_plt_x86_64::add_relocation): New function.
1441 * testsuite/object_unittest.cc (Object_test): Set default options.
1443 2011-05-16 Ian Lance Taylor <iant@google.com>
1445 * options.h (class General_options): Make -i a synonym for -r.
1447 2011-05-16 Ian Lance Taylor <iant@google.com>
1449 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1451 2011-05-10 Cary Coutant <ccoutant@google.com>
1453 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1456 2011-05-06 Ian Lance Taylor <iant@google.com>
1458 * layout.cc (Layout::layout): If the output section flags change,
1459 update the ordering.
1461 2011-04-25 Cary Coutant <ccoutant@google.com>
1463 * incremental-dump.cc (dump_incremental_inputs): Print local
1464 symbol info for each input file.
1466 (Output_section_incremental_inputs::set_final_data_size): Add local
1467 symbol info to input file entries in incremental info.
1468 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1469 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1470 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1471 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1473 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1474 (Sized_incr_relobj::do_relocate): Write the local symbols.
1475 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1476 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1477 Adjust size of input file header.
1478 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1479 (Incremental_inputs_reader::get_local_symbol_count): New function.
1480 (Incremental_inputs_reader::get_input_section): Adjust size of input
1482 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1483 (Sized_incr_relobj::This): New typedef.
1484 (Sized_incr_relobj::sym_size): New const data member.
1485 (Sized_incr_relobj::Local_symbol): New struct.
1486 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1487 (Sized_incr_relobj::do_local_symbol_offset): New function.
1488 (Sized_incr_relobj::local_symbol_count_): New data member.
1489 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1490 (Sized_incr_relobj::local_symbol_index_): New data member.
1491 (Sized_incr_relobj::local_symbol_offset_): New data member.
1492 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1493 (Sized_incr_relobj::local_symbols_): New data member.
1494 * object.h (Relobj::output_local_symbol_count): New function.
1495 (Relobj::local_symbol_offset): New function.
1496 (Relobj::do_output_local_symbol_count): New function.
1497 (Relobj::do_local_symbol_offset): New function.
1498 (Sized_relobj::do_output_local_symbol_count): New function.
1499 (Sized_relobj::do_local_symbol_offset): New function.
1501 2011-04-22 Vladimir Simonov <sv@sw.ru>
1503 * descriptors.cc (set_close_on_exec): New function.
1504 (Descriptors::open): Use set_close_on_exec.
1505 * output.cc (S_ISLNK): Define if not defined.
1507 2011-04-22 Cary Coutant <ccoutant@google.com>
1509 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1511 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1512 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1513 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1515 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1516 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1517 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1519 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1521 (Incremental_binary::apply_incremental_relocs): New function.
1522 (Incremental_binary::do_apply_incremental_relocs): New function.
1523 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1525 (Sized_incremental_binary::add_global_symbol): New function.
1526 (Sized_incremental_binary::global_symbol): New function.
1527 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1528 (Sized_incremental_binary::symbol_map_): New data member.
1529 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1530 * target.h (Sized_target::apply_relocation): New function.
1531 * target-reloc.h (apply_relocation): New function.
1532 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1534 2011-04-22 Doug Kwan <dougkwan@google.com>
1536 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1537 flag of a SHT_ARM_EXIDX section.
1538 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1539 * testsuite/Makefile.in: Regenerate.
1540 * testsuite/arm_exidx_test.s: New file.
1541 * testsuite/arm_exidx_test.sh: Same.
1543 2011-04-20 Cary Coutant <ccoutant@google.com>
1546 * archive.h (Incremental_archive_entry::Archive_member):
1547 Initialize arg_serial_ (second constructor).
1549 2011-04-17 Ian Lance Taylor <iant@google.com>
1551 * object.cc (Relocate_info::location): Simplify location string.
1552 * errors.cc (Errors::error_at_location): Don't print program
1554 (Errors::warning_at_location): Likewise.
1555 (Errors::undefined_symbol): Likewise.
1556 * testsuite/debug_msg.sh: Update accordingly.
1558 2011-04-14 Cary Coutant <ccoutant@google.com>
1560 * gold/layout.cc (Layout::symtab_section_offset): New function.
1561 * gold/layout.h (Layout::symtab_section_offset): New function.
1562 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1564 2011-04-12 Ian Lance Taylor <iant@google.com>
1566 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1567 with MREMAP_MAYMOVE.
1568 * output.h (class Output_file): Add map_is_allocated_ field.
1569 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1570 not available, provide stubs. If mremap is not available, #define
1572 (MREMAP_MAYMOVE): Define if not defined.
1573 (Output_file::Output_file): Initialize map_is_allocated_.
1574 (Output_file::resize): Check map_is_allocated_.
1575 (Output_file::map_anonymous): If mmap fails, use malloc.
1576 (Output_file::unmap): Don't do anything for an anonymous map.
1577 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1578 is not available, provide stubs.
1579 (File_read::View::~View): Use free rather than delete[].
1580 (File_read::make_view): Use malloc rather than new[]. If mmap
1582 (File_read::find_or_make_view): Use malloc rather than new[].
1583 * gold.h: Remove HAVE_REMAP code.
1584 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1585 exists. Rename mremap to gold_mremap. If mmap is not available
1587 * configure, config.in: Rebuild.
1589 2011-04-11 Ian Lance Taylor <iant@google.com>
1591 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1592 initialize local variable v.
1594 2011-04-11 Cary Coutant <ccoutant@google.com>
1596 * archive.cc (Archive::include_member): Adjust call to
1598 (Add_archive_symbols::run): Track argument serial numbers.
1599 (Lib_group::include_member): Likewise.
1600 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1601 * archive.h (Incremental_archive_entry::Archive_member):
1602 Initialize arg_serial_.
1603 (Archive_member::arg_serial_): New data member.
1604 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1605 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1607 (Sized_dynobj::do_for_all_local_got_entries): New function.
1608 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1610 * fileread.cc (get_mtime): New function.
1611 * fileread.h (get_mtime): New function.
1612 * gold.cc (queue_initial_tasks): Check for incremental update.
1613 (process_incremental_input): New function.
1614 (queue_middle_tasks): Don't force valid target for incremental
1616 * incremental-dump.cc (find_input_containing_global): Adjust
1617 size of symbol info entry.
1618 (dump_incremental_inputs): Dump argument serial number and
1619 in_system_directory flag; bias shndx by 1; print symbol names
1620 when dumping per-file symbol lists; use new symbol info readers.
1622 (Output_section_incremental_inputs:update_data_size): New function.
1623 (Sized_incremental_binary::setup_readers): Setup input readers
1624 for each input file; build maps for files added from libraries
1626 (Sized_incremental_binary::check_input_args): New function.
1627 (Sized_incremental_binary::do_check_inputs): Build map of argument
1628 serial numbers to input arguments.
1629 (Sized_incremental_binary::do_file_has_changed): Rename
1630 do_file_is_unchanged to this; compare file modification times.
1631 (Sized_incremental_binary::do_init_layout): New function.
1632 (Sized_incremental_binary::do_reserve_layout): New function.
1633 (Sized_incremental_binary::do_get_input_reader): Remove.
1634 (Sized_incremental_binary::get_symtab_view): New function.
1635 (Incremental_checker::can_incrementally_link_output_file): Remove.
1636 (Incremental_inputs::report_command_line): Exclude --debug options.
1637 (Incremental_inputs::report_archive_begin): Add parameter; track
1638 argument serial numbers; don't put input file entry for archive
1639 before archive members.
1640 (Incremental_inputs::report_archive_end): Put input file entry
1641 for archive after archive members.
1642 (Incremental_inputs::report_object): Add parameter; track argument
1643 serial numbers and in_system_directory flag.
1644 (Incremental_inputs::report_script): Add parameter; track argument
1646 (Output_section_incremental_inputs::set_final_data_size): Adjust
1647 size of symbol info entry; check for forwarding symbols.
1648 (Output_section_incremental_inputs::write_input_files): Write
1649 in_system_directory flag and argument serial number.
1650 (Output_section_incremental_inputs::write_info_blocks): Map section
1651 indices between incremental info and original input file; store
1652 input section index for each symbol.
1653 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1654 change operator() to visit().
1655 (class Global_got_offset_visitor): Likewise.
1656 (class Global_symbol_visitor_got_plt):
1657 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1659 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1660 (Sized_incr_relobj::do_read_symbols): New function.
1661 (Sized_incr_relobj::do_layout): New function.
1662 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1663 (Sized_incr_relobj::do_add_symbols): New function.
1664 (Sized_incr_relobj::do_should_include_member): New function.
1665 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1666 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1667 (Sized_incr_relobj::do_section_size): New function.
1668 (Sized_incr_relobj::do_section_name): New function.
1669 (Sized_incr_relobj::do_section_contents): New function.
1670 (Sized_incr_relobj::do_section_flags): New function.
1671 (Sized_incr_relobj::do_section_entsize): New function.
1672 (Sized_incr_relobj::do_section_address): New function.
1673 (Sized_incr_relobj::do_section_type): New function.
1674 (Sized_incr_relobj::do_section_link): New function.
1675 (Sized_incr_relobj::do_section_info): New function.
1676 (Sized_incr_relobj::do_section_addralign): New function.
1677 (Sized_incr_relobj::do_initialize_xindex): New function.
1678 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1679 (Sized_incr_relobj::do_read_relocs): New function.
1680 (Sized_incr_relobj::do_gc_process_relocs): New function.
1681 (Sized_incr_relobj::do_scan_relocs): New function.
1682 (Sized_incr_relobj::do_count_local_symbols): New function.
1683 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1684 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1685 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1686 (Sized_incr_relobj::do_relocate): New function.
1687 (Sized_incr_relobj::do_set_section_offset): New function.
1688 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1689 (Sized_incr_dynobj::do_read_symbols): New function.
1690 (Sized_incr_dynobj::do_layout): New function.
1691 (Sized_incr_dynobj::do_add_symbols): New function.
1692 (Sized_incr_dynobj::do_should_include_member): New function.
1693 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1694 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1695 (Sized_incr_dynobj::do_section_size): New function.
1696 (Sized_incr_dynobj::do_section_name): New function.
1697 (Sized_incr_dynobj::do_section_contents): New function.
1698 (Sized_incr_dynobj::do_section_flags): New function.
1699 (Sized_incr_dynobj::do_section_entsize): New function.
1700 (Sized_incr_dynobj::do_section_address): New function.
1701 (Sized_incr_dynobj::do_section_type): New function.
1702 (Sized_incr_dynobj::do_section_link): New function.
1703 (Sized_incr_dynobj::do_section_info): New function.
1704 (Sized_incr_dynobj::do_section_addralign): New function.
1705 (Sized_incr_dynobj::do_initialize_xindex): New function.
1706 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1707 (make_sized_incremental_object): New function.
1708 (Incremental_library::copy_unused_symbols): New function.
1709 (Incremental_library::do_for_all_unused_symbols): New function.
1710 * incremental.h (enum Incremental_input_flags): New type.
1711 (class Incremental_checker): Remove.
1712 (Incremental_input_entry::Incremental_input_entry): Add argument
1714 (Incremental_input_entry::arg_serial): New function.
1715 (Incremental_input_entry::set_is_in_system_directory): New function.
1716 (Incremental_input_entry::is_in_system_directory): New function.
1717 (Incremental_input_entry::arg_serial_): New data member.
1718 (Incremental_input_entry::is_in_system_directory_): New data member.
1719 (class Script_info): Move here from script.h.
1720 (Script_info::Script_info): Add filename parameter.
1721 (Script_info::filename): New function.
1722 (Script_info::filename_): New data member.
1723 (Incremental_script_entry::Incremental_script_entry): Add argument
1725 (Incremental_object_entry::Incremental_object_entry): Likewise.
1726 (Incremental_object_entry::add_input_section): Build list of input
1727 sections with map to original shndx.
1728 (Incremental_object_entry::get_input_section_index): New function.
1729 (Incremental_object_entry::shndx_): New data member.
1730 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1731 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1732 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1734 (Incremental_inputs::report_archive_begin): Likewise.
1735 (Incremental_inputs::report_object): Likewise.
1736 (Incremental_inputs::report_script): Likewise.
1737 (class Incremental_global_symbol_reader): New class.
1738 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1739 and store flags and input file type.
1740 (Incremental_input_entry_reader::arg_serial): New function.
1741 (Incremental_input_entry_reader::type): Extract type from flags.
1742 (Incremental_input_entry_reader::is_in_system_directory): New function.
1743 (Incremental_input_entry_reader::get_input_section_count): Call
1744 accessor function for type.
1745 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1746 function for type; adjust size of global symbol entry.
1747 (Incremental_input_entry_reader::get_global_symbol_count): Call
1748 accessor function for type.
1749 (Incremental_input_entry_reader::get_object_count): Likewise.
1750 (Incremental_input_entry_reader::get_object_offset): Likewise.
1751 (Incremental_input_entry_reader::get_member_count): Likewise.
1752 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1753 (Incremental_input_entry_reader::get_member_offset): Likewise.
1754 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1755 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1756 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1757 (Incremental_input_entry_reader::get_global_symbol_reader): New
1759 (Incremental_input_entry_reader::get_output_symbol_index): New
1761 (Incremental_input_entry_reader::type_): Remove.
1762 (Incremental_input_entry_reader::flags_): New data member.
1763 (Incremental_inputs_reader::input_file_offset): New function.
1764 (Incremental_inputs_reader::input_file_index): New function.
1765 (Incremental_inputs_reader::input_file): Call input_file_offset.
1766 (Incremental_inputs_reader::input_file_at_offset): New function.
1767 (Incremental_relocs_reader::get_r_type): Reformat.
1768 (Incremental_relocs_reader::get_r_shndx): Reformat.
1769 (Incremental_relocs_reader::get_r_offset): Reformat.
1770 (Incremental_relocs_reader::data): New function.
1771 (Incremental_binary::Incremental_binary): Initialize new data members.
1772 (Incremental_binary::check_inputs): Add cmdline parameter.
1773 (Incremental_binary::file_is_unchanged): Remove.
1774 (Input_reader::arg_serial): New function.
1775 (Input_reader::get_unused_symbol_count): New function.
1776 (Input_reader::get_unused_symbol): New function.
1777 (Input_reader::do_arg_serial): New function.
1778 (Input_reader::do_get_unused_symbol_count): New function.
1779 (Input_reader::do_get_unused_symbol): New function.
1780 (Incremental_binary::input_file_count): New function.
1781 (Incremental_binary::get_input_reader): Change signature to use
1782 index instead of filename.
1783 (Incremental_binary::file_has_changed): New function.
1784 (Incremental_binary::get_input_argument): New function.
1785 (Incremental_binary::get_library): New function.
1786 (Incremental_binary::get_script_info): New function.
1787 (Incremental_binary::init_layout): New function.
1788 (Incremental_binary::reserve_layout): New function.
1789 (Incremental_binary::output_file): New function.
1790 (Incremental_binary::do_check_inputs): New function.
1791 (Incremental_binary::do_file_is_unchanged): Remove.
1792 (Incremental_binary::do_file_has_changed): New function.
1793 (Incremental_binary::do_init_layout): New function.
1794 (Incremental_binary::do_reserve_layout): New function.
1795 (Incremental_binary::do_input_file_count): New function.
1796 (Incremental_binary::do_get_input_reader): Change signature.
1797 (Incremental_binary::input_args_map_): New data member.
1798 (Incremental_binary::library_map_): New data member.
1799 (Incremental_binary::script_map_): New data member.
1800 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1802 (Sized_incremental_binary::output_section): New function.
1803 (Sized_incremental_binary::inputs_reader): Add const.
1804 (Sized_incremental_binary::symtab_reader): Add const.
1805 (Sized_incremental_binary::relocs_reader): Add const.
1806 (Sized_incremental_binary::got_plt_reader): Add const.
1807 (Sized_incremental_binary::get_symtab_view): New function.
1808 (Sized_incremental_binary::Inputs_reader): New typedef.
1809 (Sized_incremental_binary::Input_entry_reader): New typedef.
1810 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1811 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1812 (Sized_incremental_binary::do_file_has_changed): New function.
1813 (Sized_incremental_binary::do_init_layout): New function.
1814 (Sized_incremental_binary::do_reserve_layout): New function.
1815 (Sized_input_reader::Inputs_reader): Remove.
1816 (Sized_input_reader::Input_entry_reader): Remove.
1817 (Sized_input_reader::do_arg_serial): New function.
1818 (Sized_input_reader::do_get_unused_symbol_count): New function.
1819 (Sized_input_reader::do_get_unused_symbol): New function.
1820 (Sized_incremental_binary::do_input_file_count): New function.
1821 (Sized_incremental_binary::do_get_input_reader): Change signature;
1822 use index instead of filename.
1823 (Sized_incremental_binary::section_map_): New data member.
1824 (Sized_incremental_binary::input_entry_readers_): New data member.
1825 (class Sized_incr_relobj): New class.
1826 (class Sized_incr_dynobj): New class.
1827 (make_sized_incremental_object): New function.
1828 (class Incremental_library): New class.
1829 * layout.cc (Free_list::num_lists): New static data member.
1830 (Free_list::num_nodes): New static data member.
1831 (Free_list::num_removes): New static data member.
1832 (Free_list::num_remove_visits): New static data member.
1833 (Free_list::num_allocates): New static data member.
1834 (Free_list::num_allocate_visits): New static data member.
1835 (Free_list::init): New function.
1836 (Free_list::remove): New function.
1837 (Free_list::allocate): New function.
1838 (Free_list::dump): New function.
1839 (Free_list::print_stats): New function.
1840 (Layout_task_runner::run): Resize output file for incremental updates.
1841 (Layout::Layout): Initialize new data members.
1842 (Layout::set_incremental_base): New function.
1843 (Layout::init_fixed_output_section): New function.
1844 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1845 incremental updates.
1846 (Layout::create_gold_note): Do not create gold note section for
1847 incremental updates.
1848 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1849 for incremental updates.
1850 (Layout::set_section_offsets): For incremental updates, allocate space
1852 (Layout::create_symtab_sections): Layout with offsets relative to
1853 start of section; for incremental updates, allocate space from free
1855 (Layout::create_shdrs): For incremental updates, allocate space from
1857 (Layout::finish_dynamic_section): For incremental updates, do not
1858 check --as-needed (fixed in subsequent patch).
1859 * layout.h (class Free_list): New class.
1860 (Layout::set_incremental_base): New function.
1861 (Layout::incremental_base): New function.
1862 (Layout::init_fixed_output_section): New function.
1863 (Layout::allocate): New function.
1864 (Layout::incremental_base_): New data member.
1865 (Layout::free_list_): New data member.
1866 * main.cc (main): Print Free_list statistics.
1867 * object.cc (Relobj::finalize_incremental_relocs): Add
1868 clear_counts parameter; clear counts only when clear_counts is set.
1869 (Sized_relobj::Sized_relobj): Initialize new base class.
1870 (Sized_relobj::do_layout): Don't report special sections.
1871 (Sized_relobj::do_for_all_local_got_entries): New function.
1872 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1873 symtab_off to all symbol table offsets.
1874 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1875 * object.h (class Got_offset_list): Move to top of file.
1876 (Object::Object): Allow case where input_file == NULL.
1877 (Object::~Object): Likewise.
1878 (Object::input_file): Assert that input_file != NULL.
1879 (Object::lock): Allow case where input_file == NULL.
1880 (Object::unlock): Likewise.
1881 (Object::is_locked): Likewise.
1882 (Object::token): Likewise.
1883 (Object::release): Likewise.
1884 (Object::is_incremental): New function.
1885 (Object::get_mtime): New function.
1886 (Object::for_all_local_got_entries): New function.
1887 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1888 (Object::set_is_in_system_directory): New function.
1889 (Object::is_in_system_directory): New function.
1890 (Object::do_is_incremental): New function.
1891 (Object::do_get_mtime): New function.
1892 (Object::do_for_all_local_got_entries): New function.
1893 (Object::is_in_system_directory_): New data member.
1894 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1895 (class Sized_relobj_base): New class.
1896 (class Sized_relobj): Derive from Sized_relobj_base.
1897 (class Sized_relobj::Symbols): Redeclare from base class.
1898 (class Sized_relobj::local_got_offset_list): Remove.
1899 (class Sized_relobj::Output_sections): Redeclare from base class.
1900 (class Sized_relobj::do_for_all_local_got_entries): New function.
1901 (class Sized_relobj::write_local_symbols): Add offset parameter.
1902 (class Sized_relobj::local_symbol_offset_): Update comment.
1903 (class Sized_relobj::local_dynsym_offset_): Update comment.
1904 * options.cc (Input_arguments::add_file): Remove const.
1905 * options.h (Input_file_argument::Input_file_argument):
1906 Initialize arg_serial_ (all constructors).
1907 (Input_file_argument::set_arg_serial): New function.
1908 (Input_file_argument::arg_serial): New function.
1909 (Input_file_argument::arg_serial_): New data member.
1910 (Input_arguments::Input_arguments): Initialize file_count_.
1911 (Input_arguments::add_file): Remove const.
1912 (Input_arguments::number_of_input_files): New function.
1913 (Input_arguments::file_count_): New data member.
1914 (Command_line::number_of_input_files): Call
1915 Input_arguments::number_of_input_files.
1916 * output.cc (Output_segment_headers::Output_segment_headers):
1918 (Output_section::Input_section::current_data_size): New function.
1919 (Output_section::Output_section): Initialize new data members.
1920 (Output_section::add_input_section): Don't do merge sections for
1921 an incremental link; allocate space from free list for an
1923 (Output_section::add_output_section_data): Allocate space from
1924 free list for an incremental update.
1925 (Output_section::update_data_size): New function.
1926 (Output_section::set_fixed_layout): New function.
1927 (Output_section::reserve): New function.
1928 (Output_segment::set_section_addresses): Remove const.
1929 (Output_segment::set_section_list_addresses): Remove const; allocate
1930 space from free list for an incremental update.
1931 (Output_segment::set_offset): Adjust size of RELRO segment for an
1933 * output.h (Output_data::current_data_size): Move here from
1935 (Output_data::pre_finalize_data_size): New function.
1936 (Output_data::update_data_size): New function.
1937 (Output_section_headers::update_data_size): new function.
1938 (Output_section_data_build::current_data_size): Move to Output_data.
1939 (Output_data_strtab::update_data_size): New function.
1940 (Output_section::current_data_size): Move to Output_data.
1941 (Output_section::set_fixed_layout): New function.
1942 (Output_section::has_fixed_layout): New function.
1943 (Output_section::reserve): New function.
1944 (Output_section::update_data_size): New function.
1945 (Output_section::has_fixed_layout_): New data member.
1946 (Output_section::free_list_): New data member.
1947 (Output_segment::set_section_addresses): Remove const.
1948 (Output_segment::set_section_list_addresses): Remove const.
1949 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1951 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1953 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1954 parameter when calling Add_symbols constructor; store argument
1955 serial number for members of a lib group.
1956 (Add_symbols::locks): Allow case where token == NULL.
1957 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1958 (Read_member::~Read_member): New function.
1959 (Read_member::is_runnable): New function.
1960 (Read_member::locks): New function.
1961 (Read_member::run): New function.
1962 (Check_script::~Check_script): New function.
1963 (Check_script::is_runnable): New function.
1964 (Check_script::locks): New function.
1965 (Check_script::run): New function.
1966 (Check_library::~Check_library): New function.
1967 (Check_library::is_runnable): New function.
1968 (Check_library::locks): New function.
1969 (Check_library::run): New function.
1970 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1971 (Add_symbols::library_): New data member.
1972 (class Read_member): New class.
1973 (class Check_script): New class.
1974 (class Check_library): New class.
1975 * reloc.cc (Read_relocs::is_runnable): Allow case where
1977 (Read_relocs::locks): Likewise.
1978 (Scan_relocs::locks): Likewise.
1979 (Relocate_task::locks): Likewise.
1980 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1982 (Sized_relobj::incremental_relocs_scan): Fix comment.
1983 (Sized_relobj::do_relocate): Pass output file offset to
1984 write_local_symbols.
1985 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1986 from class declaration.
1987 * script.cc (read_input_script): Allocate Script_info; pass
1988 argument serial number to report_script.
1989 * script.h (class Script_info): Move to incremental.h.
1990 * symtab.cc (Symbol_table::add_from_incrobj): New function.
1991 * symtab.h (Symbol_table::add_from_incrobj): New function.
1992 (Symbol_table::set_file_offset): New function.
1994 2011-04-05 Cary Coutant <ccoutant@google.com>
1996 * incremental-dump.cc (dump_incremental_inputs): Change signature
1997 to take a Sized_incremental_binary; change caller. Use readers
1998 in Sized_incremental_binary.
2000 (Sized_incremental_binary::find_incremental_inputs_sections):
2001 Rename do_find_incremental_inputs_sections to this.
2002 (Sized_incremental_binary::setup_readers): New function.
2003 (Sized_incremental_binary::do_check_inputs): Check
2004 has_incremental_info_ flag; move setup code to setup_readers;
2006 (Sized_incremental_binary::do_file_is_unchanged): New function.
2007 (Sized_incremental_binary::do_get_input_reader): New function.
2008 * incremental.h (class Incremental_binary): Move to end of file.
2009 (Incremental_binary::file_is_unchanged): New function.
2010 (Incremental_binary::do_file_is_unchanged): New function.
2011 (Incremental_binary::Input_reader): New class.
2012 (Incremental_binary::get_input_reader): New function.
2013 (class Sized_incremental_binary): Move to end of file.
2014 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2015 input section reader classes.
2016 (Sized_incremental_binary::has_incremental_info): New function.
2017 (Sized_incremental_binary::inputs_reader): New function.
2018 (Sized_incremental_binary::symtab_reader): New function.
2019 (Sized_incremental_binary::relocs_reader): New function.
2020 (Sized_incremental_binary::got_plt_reader): New function.
2021 (Sized_incremental_binary::do_file_is_unchanged): New function.
2022 (Sized_incremental_binary::Sized_input_reader): New class.
2023 (Sized_incremental_binary::get_input_reader): New function.
2024 (Sized_incremental_binary::find_incremental_inputs_sections):
2025 Rename do_find_incremental_inputs_sections to this.
2026 (Sized_incremental_binary::setup_readers): New function.
2027 (Sized_incremental_binary::has_incremental_info_): New data member.
2028 (Sized_incremental_binary::inputs_reader_): New data member.
2029 (Sized_incremental_binary::symtab_reader_): New data member.
2030 (Sized_incremental_binary::relocs_reader_): New data member.
2031 (Sized_incremental_binary::got_plt_reader_): New data member.
2032 (Sized_incremental_binary::current_input_file_): New data member.
2034 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2037 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2040 2011-03-30 Cary Coutant <ccoutant@google.com>
2042 * archive.cc (Archive::include_member): Adjust call to report_object.
2043 (Add_archive_symbols::run): Add script_info to call to
2044 report_archive_begin.
2045 (Lib_group::include_member): Adjust call to report_object.
2046 (Add_lib_group_symbols::run): Adjust call to report_object.
2047 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2048 blocks. Add object count for script input files.
2049 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2050 script_info parameter; change all callers.
2051 (Incremental_inputs::report_object): Add script_info parameter;
2053 (Incremental_inputs::report_script): Store backpointer to
2054 incremental info entry.
2055 (Output_section_incremental_inputs::set_final_data_size): Record
2056 additional information for scripts.
2057 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2058 * incremental.h (Incremental_script_entry::add_object): New function.
2059 (Incremental_script_entry::get_object_count): New function.
2060 (Incremental_script_entry::get_object): New function.
2061 (Incremental_script_entry::objects_): New data member; adjust
2063 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2064 (Incremental_inputs::report_object): Add script_info parameter.
2065 (Incremental_inputs_reader::get_object_count): New function.
2066 (Incremental_inputs_reader::get_object_offset): New function.
2067 * options.cc (Input_arguments::add_file): Return reference to
2069 * options.h (Input_argument::set_script_info): New function.
2070 (Input_argument::script_info): New function.
2071 (Input_argument::script_info_): New data member; adjust all
2073 (Input_file_group::add_file): Return reference to new input argument.
2074 (Input_file_lib::add_file): Likewise.
2075 (Input_arguments::add_file): Likewise.
2076 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2077 * script.cc (Parser_closure::Parser_closure): Add script_info
2078 parameter; adjust all callers.
2079 (Parser_closure::script_info): New function.
2080 (Parser_closure::script_info_): New data member.
2081 (read_input_script): Report scripts earlier to incremental info.
2082 (script_add_file): Set script_info in Input_argument.
2083 (script_add_library): Likewise.
2084 * script.h (Script_options::Script_info): Rewrite class.
2086 2011-03-29 Cary Coutant <ccoutant@google.com>
2088 * archive.cc (Library_base::should_include_member): Move
2089 method here from class Archive.
2090 (Archive::Archive): Initialize base class.
2091 (Archive::should_include_member): Move to base class.
2092 (Archive::do_for_all_unused_symbols): New function.
2093 (Add_archive_symbols::run): Remove redundant access to
2095 (Lib_group::Lib_group): Initialize base class.
2096 (Lib_group::do_filename): New function.
2097 (Lib_group::include_member): Pass pointer to Lib_group to
2099 (Lib_group::do_for_all_unused_symbols): New function.
2100 (Add_lib_group_symbols::run): Report archive information for
2102 * archive.h (class Library_base): New base class.
2103 (class Archive): Derive from Library_base.
2104 (Archive::filename): Move to base class.
2105 (Archive::set_incremental_info): Likewise.
2106 (Archive::incremental_info): Likewise.
2107 (Archive::Should_include): Likewise.
2108 (Archive::should_include_member): Likewise.
2109 (Archive::Armap_entry): Remove.
2110 (Archive::Unused_symbol_iterator): Remove.
2111 (Archive::unused_symbols_begin): Remove.
2112 (Archive::unused_symbols_end): Remove.
2113 (Archive::do_filename): New function.
2114 (Archive::do_get_mtime): New function.
2115 (Archive::do_for_all_unused_symbols): New function.
2116 (Archive::task_): Move to base class.
2117 (Archive::incremental_info_): Likewise.
2118 (class Lib_group): Derive from Library_base.
2119 (Lib_group::do_filename): New function.
2120 (Lib_group::do_get_mtime): New function.
2121 (Lib_group::do_for_all_unused_symbols): New function.
2122 (Lib_group::task_): Move to base class.
2123 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2125 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2127 * incremental.cc (Incremental_inputs::report_archive_begin):
2128 Use Library_base; call library's get_mtime; add incremental inputs
2129 entry before members.
2130 (class Unused_symbol_visitor): New class.
2131 (Incremental_inputs::report_archive_end): Use Library_base; use
2132 visitor class to record unused symbols; don't add incremental inputs
2133 entry after members.
2134 (Incremental_inputs::report_object): Use Library_base.
2136 (Incremental_archive_entry::Incremental_archive_entry): Remove
2137 unused Archive parameter.
2138 (Incremental_inputs::report_archive_begin): Use Library_base.
2139 (Incremental_inputs::report_archive_end): Likewise.
2140 (Incremental_inputs::report_object): Likewise.
2141 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2143 * object.h (Object::for_all_global_symbols): New function.
2144 (Object::do_for_all_global_symbols): New function.
2145 (Sized_relobj::do_for_all_global_symbols): New function.
2146 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2148 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2151 2011-03-27 Ian Lance Taylor <iant@google.com>
2153 * archive.cc (Archive::interpret_header): Return -1 if something
2154 goes wrong. Change callers accordingly.
2156 2011-03-25 Cary Coutant <ccoutant@google.com>
2158 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2159 * testsuite/Makefile.in: Regenerate.
2161 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2163 * plugin.cc (get_view): New.
2164 (Plugin::load): Pass get_view to the plugin.
2165 (Plugin_manager::get_view): New.
2167 2011-03-21 Ian Lance Taylor <iant@google.com>
2169 * testsuite/final_layout.sh: Rewrite to not use dc.
2170 * testsuite/relro_test.sh: Fail if dc is not present.
2172 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2174 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2176 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2177 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2179 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2180 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2182 2011-03-14 Ian Lance Taylor <iant@google.com>
2184 * script-sections.cc (Sort_output_sections::script_compare):
2185 Rename from is_before, change return type.
2186 (Sort_output_sections::operator()): Adjust accordingly.
2188 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2191 * testsuite/odr_violation2.cc: Add comment to make all error line
2192 numbers double digits.
2193 * testsuite/debug_msg.sh: Adjust expected errors.
2195 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2197 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2198 but mark earlier ones as non-canonical
2199 (offset_to_iterator): Update search target and example
2200 (do_addr2line): Return extra lines in a vector*
2201 (format_file_lineno): Extract from do_addr2line
2202 (one_addr2line): Add vector* out-param
2203 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2204 when a lineno entry appeared last for its instruction
2205 (Dwarf_line_info): Add vector* out-param
2206 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2207 * symtab.cc (Odr_violation_compare): Include the lineno in the
2209 (linenos_from_loc): New. Combine the canonical line for an
2210 address with its other lines.
2211 (True_if_intersect): New. Helper functor to make
2212 std::set_intersection a query.
2213 (detect_odr_violations): Compare sets of lines instead of just
2214 one line for each function. This became less deterministic, but
2215 has fewer false positives.
2216 * symtab.h: Declarations.
2217 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2218 mix an optimized and non-optimized object in the same binary
2219 (odr_violation2.so): Same.
2220 * testsuite/Makefile.in: Regenerate from Makefile.am.
2221 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2222 * testsuite/debug_msg.sh: Update line numbers and add
2224 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2225 non-optimized context.
2226 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2227 isn't inlined, and use OdrDerived in an optimized context.
2228 * testsuite/odr_header1.h: Defines OdrDerived, where
2229 optimization will change the
2230 first-instruction-in-the-destructor's file and line number.
2231 * testsuite/odr_header2.h: Defines OdrBase.
2233 2011-03-09 Ian Lance Taylor <iant@google.com>
2235 * fileread.cc (File_read::clear_views): Don't delete the whole
2238 2011-03-08 Ian Lance Taylor <iant@google.com>
2241 * fileread.cc: #include <climits>.
2242 (GOLD_IOV_MAX): Define.
2243 (File_read::read_multiple): Limit number of entries by iov_max.
2244 * fileread.h (class File_read): Always set max_readv_entries to
2247 2011-03-07 Ian Lance Taylor <iant@google.com>
2250 * options.h (class General_options): Add -dy and -dn.
2252 2011-03-02 Cary Coutant <ccoutant@google.com>
2254 * testsuite/script_test_9.t: Add TLS segment.
2256 2011-03-02 Simon Baldwin <simonb@google.com>
2258 * configure.ac: Add check for gnu_indirect_function support in
2259 the toolchain building binutils.
2260 * configure: Rebuild.
2262 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2264 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2265 plugin only symbols.
2266 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2267 in plugin files as not needed in the symbol table.
2269 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2271 * output.cc (Output_section::add_input_section): Delay fill
2272 generation for section ordering.
2274 2011-02-09 Ian Lance Taylor <iant@google.com>
2277 * object.h (class Sized_relobj): Remove clear_local_symbols.
2278 * reloc.cc (Sized_relobj::do_relocate): Don't call
2279 clear_local_symbols.
2281 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2283 * plugin.cc (is_visible_from_outside): Return true for symbols
2286 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2288 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2291 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2293 * icf.h (is_section_foldable_candidate): Change type of parameter
2295 * icf.cc (Icf::find_identical_sections): Change type of local variable
2296 section_name to be std::string.
2297 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2299 2011-01-25 Ian Lance Taylor <iant@google.com>
2301 * script.cc (script_add_extern): Rewrite to use
2302 add_symbol_reference.
2304 2011-01-25 Doug Kwan <dougkwan@google.com>
2306 * icf.cc (get_section_contents): Always lock section's object.
2308 2011-01-24 Ian Lance Taylor <iant@google.com>
2310 * options.h (class General_options): Accept
2311 --no-detect-odr-violations.
2313 2011-01-24 Ian Lance Taylor <iant@google.com>
2315 * version.cc (version_string): Bump to 1.11.
2317 2011-01-24 Ian Lance Taylor <iant@google.com>
2319 * plugin.cc (class Plugin_rescan): Define new class.
2320 (Plugin_manager::claim_file): Set any_claimed_.
2321 (Plugin_manager::save_archive): New function.
2322 (Plugin_manager::save_input_group): New function.
2323 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2325 (Plugin_manager::new_undefined_symbol): New function.
2326 (Plugin_manager::rescan): New function.
2327 (Plugin_manager::rescannable_defines): New function.
2328 (Plugin_manager::add_input_file): Set any_added_.
2329 * plugin.h (class Plugin_manager): define new fields rescannable_,
2330 undefined_symbols_, any_claimed_, and any_added_. Declare
2331 Plugin_rescan as friend. Declare new functions.
2332 (Plugin_manager::Rescannable): Define type.
2333 (Plugin_manager::Rescannable_list): Define type.
2334 (Plugin_manager::Undefined_symbol_list): Define type.
2335 (Plugin_manager::Plugin_manager): Initialize new fields.
2336 * archive.cc (Archive::defines_symbol): New function.
2337 (Add_archive_symbols::run): Pass archive to plugins if any.
2338 * archive.h (class Archive): Declare defines_symbol.
2339 * readsyms.cc (Input_group::~Input_group): New function.
2340 (Finish_group::run): Pass input_group to plugins if any.
2341 * readsyms.h (class Input_group): Declare destructor.
2342 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2345 2011-01-10 Ian Lance Taylor <iant@google.com>
2347 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2349 (Layout::set_segment_offsets): Reset increase_relro before calling
2350 set_section_addresses a second time.
2352 2011-01-04 Cary Coutant <ccoutant@google.com>
2354 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2355 sections before NOBITS sections.
2357 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2359 * version.cc (print_version): Update copyright to 2011.
2361 2010-12-23 Cary Coutant <ccoutant@google.com>
2363 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2364 of OS to this->add. Add OD parameter to second form of the function.
2366 2010-12-20 Ian Lance Taylor <iant@google.com>
2368 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2369 second of two consecutive entries with same offset.
2371 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2373 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2374 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2375 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2376 to avoid unneeded links against $(LDADD).
2377 * testsuite/Makefile.in: Regenerate.
2379 2010-12-15 Ian Lance Taylor <iant@google.com>
2382 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2383 for R_X86_64_32 and R_X86_64_PC32.
2384 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2385 ver_matching_def_pic.o.
2386 (ver_matching_def_pic.o): New target.
2388 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2390 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2391 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2392 Move definition before File_read::View member definitions.
2393 (File_read::View::~View): Initialize and hold lock before
2394 updating current_mapped_bytes.
2396 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2398 * dwarf_reader.cc: Remove outdated comment.
2399 * gold-threads.cc: Fix typo in error message.
2400 * archive.cc: Fix typos in comments.
2401 * archive.h: Likewise.
2402 * arm-reloc-property.cc: Likewise.
2403 * arm-reloc-property.h: Likewise.
2404 * arm-reloc.def: Likewise.
2406 * attributes.h: Likewise.
2407 * cref.cc: Likewise.
2408 * ehframe.cc: Likewise.
2409 * fileread.h: Likewise.
2411 * i386.cc: Likewise.
2413 * incremental.h: Likewise.
2414 * int_encoding.cc: Likewise.
2415 * layout.h: Likewise.
2416 * main.cc: Likewise.
2417 * merge.h: Likewise.
2418 * object.cc: Likewise.
2419 * object.h: Likewise.
2420 * options.cc: Likewise.
2421 * readsyms.cc: Likewise.
2422 * reduced_debug_output.cc: Likewise.
2423 * reloc.cc: Likewise.
2424 * script-sections.cc: Likewise.
2425 * sparc.cc: Likewise.
2426 * symtab.h: Likewise.
2427 * target-reloc.h: Likewise.
2428 * target.cc: Likewise.
2429 * target.h: Likewise.
2430 * timer.cc: Likewise.
2431 * timer.h: Likewise.
2432 * x86_64.cc: Likewise.
2434 2010-12-09 Cary Coutant <ccoutant@google.com>
2436 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2438 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2439 parameter; change all callers.
2440 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2441 * options.h (warn_execstack): New option.
2443 2010-12-07 Doug Kwan <dougkwan@google.com>
2445 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2446 like function call relocations.
2448 2010-12-07 Ian Lance Taylor <iant@google.com>
2450 * archive.cc (Archive::get_elf_object_for_member): Permit
2451 punconfigured to be NULL.
2452 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2453 (Archive::include_member): Pass NULL to get_elf_object_for_member
2454 if we searched for the archive and this is the first included
2457 2010-12-01 Ian Lance Taylor <iant@google.com>
2459 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2460 track_relocs_type_ field.
2461 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2462 Set track_relocs_type_.
2463 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2464 contents when using RELA relocs.
2465 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2467 * reloc.cc (Track_relocs::next_addend): New function.
2468 * reloc.h (class Track_relocs): Declare next_addend.
2470 2010-12-01 Ian Lance Taylor <iant@google.com>
2472 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2475 2010-12-01 Ian Lance Taylor <iant@google.com>
2477 * README: Update compilers known to work and fail.
2479 2010-11-23 Matthias Klose <doko@ubuntu.com>
2481 * configure.in: For --enable-gold, handle value `default' instead of
2482 `both*'. Always install ld as ld.bfd, install as ld if gold is
2484 * configure: Regenerate.
2486 2010-11-18 Doug Kwan <dougkwan@google.com>
2488 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2489 and right_alignment to be zero. Store result alignment only if it is
2490 greater than existing alignment.
2492 2010-11-16 Cary Coutant <ccoutant@google.com>
2495 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2496 Check for ".zdebug_line".
2498 2010-11-16 Doug Kwan <dougkwan@google.com>
2499 Cary Coutant <ccoutant@google.com>
2501 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2502 by reference; adjust all callers.
2503 * output.cc (Output_segment::set_section_addresses): Adjust references
2504 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2506 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2507 end at page boundary.
2509 2010-11-16 Cary Coutant <ccoutant@google.com>
2512 * layout.cc (Layout::choose_output_section): Transform names of
2513 compressed sections even when using a script with a SECTIONS clause.
2514 (Layout::output_section_name): Remove code to transform
2515 compressed debug section names.
2516 * output.cc (Output_section::add_input_section): Use uncompressed
2517 section size when tracking input sections.
2519 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2521 * symtab.h (Symbol::NON_PIC_REF): Remove.
2522 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2523 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2524 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2525 (Symbol::use_plt_offset): Take a flags argument and pass it
2526 directly to needs_dynamic_reloc. Restrict check for undefined
2527 weak symbols to function calls.
2528 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2529 (Target_arm::Scan::global): Use it.
2530 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2531 (Target_arm::Relocate::relocate): Likewise.
2532 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2533 parameter with an r_type parameter. Use get_reference_flags
2535 (Target_arm::Relocate::relocate): Update accordingly.
2536 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2537 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2538 (Target_i386::Scan::global): Likewise.
2539 (Target_i386::Relocate::relocate): Likewise.
2540 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2541 parameter with an r_type parameter. Use get_reference_flags
2543 (Target_i386::Relocate::relocate): Update accordingly.
2544 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2545 (Target_powerpc::Scan::global): Use it.
2546 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2547 (Target_powerpc::Relocate::relocate): Likewise.
2548 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2549 (Target_sparc::Scan::global): Use it.
2550 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2551 (Target_sparc::Relocate::relocate): Likewise.
2552 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2553 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2554 (Target_x86_64::Scan::global): Likewise.
2555 (Target_x86_64::Relocate::relocate): Likewise.
2557 2010-11-08 Doug Kwan <dougkwan@google.com>
2558 Cary Coutant <ccoutant@google.com>
2560 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2561 (Arm_exidx_merge_section::section_contents_): New data member.
2562 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2563 (Arm_input_section::~Arm_input_section): De-allocate memory.
2564 (Arm_input_section::original_contents_): New data member.
2565 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2566 in parameters instead of calling Object::section_contents without
2568 (Arm_output_section::group_section): New parameter TASK. Pass it
2569 to callees that need locking objects.
2570 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2571 to lock EXIDX input sections. Fix a formatting issue. Call
2572 Arm_exidx_merged_section::build_contents to create merged section
2574 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2575 to lock object of stub table owner.
2576 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2577 TEXT_SIZE to initialize data member TEXT_SIZE_.
2578 (Arm_exidx_input_section::addralign): Fix typo in comment.
2579 (Arm_exidx_input_section::text_size): New method.
2580 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2581 that require locking objects. Lock objects before scanning for stubs
2582 and updating local symbols.
2583 (Arm_input_section<big_endian>::init): Copy contents of original
2585 (Arm_input_section<big_endian>::do_write): Use saved contents of
2586 original input section instead of calling Object::section_contents
2588 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2589 size without calling Object::section_size().
2590 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2591 for size. Allocate a buffer for merged EXIDX entries.
2592 (Arm_exidx_merged_section::build_contents): New method.
2593 (Arm_exidx_merged_section::do_write): Move merge section contents
2594 building code to Arm_exidx_merged_section::build_contetns. Write
2595 out contetns in buffer instead of building it on the fly.
2596 (Arm_relobj::make_exidx_input_section): Also pass text section size
2597 to Arm_exidx_input_section constructor.
2598 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2599 (Arm_dynobj::do_read_symbols): Fix memory leak.
2600 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2601 * target.h: (class Task): Add forward declaration.
2602 (Target::relax): Add new parameter TASK and pass it to
2604 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2606 2010-11-05 Cary Coutant <ccoutant@google.com>
2609 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2610 object when reading from the file.
2611 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2613 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2614 when reading section contents.
2615 (get_section_contents): Likewise.
2616 (icf::find_identical_sections): Likewise.
2617 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2618 object when reading from the file.
2619 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2620 the object when doing deferred section layout.
2622 2010-11-03 Nick Clifton <nickc@redhat.com>
2625 * script.h (class Symbol_assignment: name): New member. Returns
2626 the name of the symbol.
2627 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2628 Returns true if the given symbol name is on the list of
2629 assignments wating to be processed.
2630 * archive.cc (should_incldue_member): If the symbol is undefined,
2631 check to see if it is on the list of symbols pending assignment.
2633 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2635 * script-sections.cc (Script_sections::find_memory_region): Check
2636 for a NULL output section pointer.
2638 2010-10-29 Doug Kwan <dougkwan@google.com>
2640 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2641 Output_section::add_relaxed_input_section.
2642 * output.cc (Output_section::add_relaxed_input_section): Add new
2643 arguments LAYOUT and NAME. Set section order index.
2644 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2645 Copy section order index.
2646 * output.h (Output_section::add_relaxed_input_section): Add new
2647 arguments LAYOUT and NAME.
2649 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2651 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2652 NATIVE_OR_CROSS_LINKER.
2653 * testsuite/Makefile.in: Regenerate.
2655 2010-10-20 Doug Kwan <dougkwan@google.com>
2657 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2658 without SHF_LINK_ORDER flags.
2659 * layout.cc (Layout::choose_output_section): Do not filter
2660 SHF_LINK_ORDER flag in a relocatable link.
2662 2010-10-17 Cary Coutant <ccoutant@google.com>
2664 * output.h (Output_segment::set_section_addresses): Change function
2665 signature. Update all callers.
2666 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2668 (Output_segment::set_section_addresses): Align after last TLS
2669 section. Add padding before last relro section instead of after.
2671 2010-10-17 Doug Kwan <dougkwan@google.com>
2673 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2674 GOT output section to be writable.
2676 2010-10-14 Cary Coutant <ccoutant@google.com>
2678 * debug.h (DEBUG_INCREMENTAL): New flag.
2679 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2680 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2682 * incremental.cc (report_command_line): Ignore all forms of
2684 * layout.cc (Layout::Layout): Check parameters for incremental link
2686 * options.cc (General_options::parse_incremental): New function.
2687 (General_options::parse_no_incremental): New function.
2688 (General_options::parse_incremental_full): New function.
2689 (General_options::parse_incremental_update): New function.
2690 (General_options::incremental_mode_): New data member.
2691 (General_options::finalize): Check incremental_mode_.
2692 * options.h (General_options): Update help text for --incremental.
2693 Add --no-incremental, --incremental-full, --incremental-update.
2694 (General_options::Incremental_mode): New enum type.
2695 (General_options::incremental_mode): New function.
2696 (General_options::incremental_mode_): New data member.
2697 * parameters.cc (Parameters::incremental_mode_): New data member.
2698 (Parameters::set_options): Set incremental_mode_.
2699 (Parameters::set_incremental_full): New function.
2700 (Parameters::incremental): New function.
2701 (Parameters::incremental_update): New function.
2702 (set_parameters_incremental_full): New function.
2703 * parameters.h (Parameters::set_incremental_full): New function.
2704 (Parameters::incremental): New function.
2705 (Parameters::incremental_update): New function.
2706 (Parameters::incremental_mode_): New data member.
2707 (set_parameters_incremental_full): New function.
2708 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2709 incremental link mode.
2710 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2711 (Sized_relobj::do_relocate_sections): Likewise.
2712 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2714 * testsuite/Makefile.in: Regenerate.
2715 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2717 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2719 * script-sections.h (class Script_sections): Make
2720 Sections_elements typedef public.
2721 * script-sections.cc (class Sort_output_sections): Add elements_
2722 field. Add constructor which sets it; change all callers.
2723 (Sort_output_sections::is_before): New function.
2724 (Sort_output_sections::operator()): Call is_before.
2725 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2727 * testsuite/script_test_10.sh: New test. Test script section
2729 * testsuite/script_test_10.t: Likewise.
2730 * testsuite/script_test_10.s: Likewise.
2731 * testsuite/Makefile.am: Wrap the cross linker tests and the
2732 common tests into NATIVE_OR_CROSS_LINKER.
2733 (check_SCRIPTS): Add script_test_10.sh.
2734 (check_DATA): Add script_test_10.stdout.
2735 (script_test_10.o, script_test_10): New targets.
2736 (script_test_10.stdout): New target.
2737 * configure, testsuite/Makefile.in: Regenerate.
2739 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2741 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2742 error for the deprecated relocations.
2743 (Target_arm::Scan::global): Likewise.
2744 (Target_arm::Relocate::relocate): Likewise.
2746 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2748 * fileread.cc (Input_file::find_file): Initialize *found_name
2749 and *namep when using the fallback search for case 4.
2751 2010-10-11 Cary Coutant <ccoutant@google.com>
2753 * options.h (class General_options): Redefine -z lazy as an alias for
2754 the negation of -z now.
2756 2010-10-11 Ian Lance Taylor <iant@google.com>
2758 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2761 2010-10-06 Nick Clifton <nickc@redhat.com>
2763 * script-sections.cc(class Memory_region): Remove
2764 current_lma_offset_ field. Rename current_vma_offset_ to
2765 current_offset_. Add last_section_ field.
2766 (Memory_region::get_current_vma_address): Rename to
2767 get_current_address.
2768 (Memory_region::get_current_lma_address): Delete.
2769 (Memory_region::increment_vma_offset): Rename to
2771 (Memory_region::increment_lma_offset): Delete.
2772 (Memory_region::attributes_compatible): New method. Returns
2773 true if the provided section is compatible with the region.
2774 (Memory_region::get_last_section): New method. Returns the last
2775 section to use the region.
2776 (Memory_region::set_last_section): New method. Stores the last
2777 section to use the region.
2778 (Script_sections::block_in_region): New method. Returns true if
2779 a block of memory is contained within a region.
2780 (Script_sections::find_memory_region): New method. Locates a
2781 memory region to be used to set a VMA or LMA address.
2782 (Output_section_definition::set_section_addresses): Add code to
2783 check for addresses set by memory regions.
2784 (Output_segment::set_section_addresses): Remove memory region
2786 (Script_sections::create_segment): Add a warning if a header
2787 segment is created outside of any region.
2788 * script-sections.h (class Script_sections): Add prototypes for
2789 find_memory_region and block_in_region methods.
2790 * testsuite/memory_test.s: Use .long instead of .word.
2791 * testsuite/memory_test.t: Add some more output sections.
2792 * testsuite/memory_test.sh: Update expected output.
2794 2010-10-02 Doug Kwan <dougkwan@google.com>
2796 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2797 defintion to symtab.h
2798 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2799 declaration to defintion.
2801 2010-10-01 Nick Clifton <nickc@redhat.com>
2803 * expression.cc (eval): Replace dummy argument with NULL.
2804 (eval_maybe_dot): Check for a NULL result section pointer.
2805 (Symbol_expression::value): Likewise.
2806 (Dot_expression::value): Likewise.
2807 (BINARY_EXPRESSION): Likewise.
2808 (Max_expression::value): Likewise.
2809 (Min_expression::value): Likewise.
2810 (Absolute_expression::value): Likewise.
2811 (Addr_expression::value_from_output_section): Likewise.
2812 (Loaddddr_expression::value_from_output_section): Likewise.
2813 (Segment_start_expression::value): Likewise.
2814 * script-sections.cc
2815 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2817 (Sections_elememt_dot_assignment::set_section_addresses):
2819 (Output_data_expression::do_write_to_buffer): Likewise.
2820 (Output_section_definition::finalize_symbols): Likewise.
2821 (Output_section_definition::set_section_addresses): Likewise.
2823 2010-09-30 Doug Kwan <dougkwan@google.com>
2825 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2827 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2829 * target.h (Target::can_icf_inline_merge_sections): New virtual
2831 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2833 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2835 * icf.cc (get_section_contents): Inline merge sections only when
2838 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2840 * configure: Regenerate.
2842 2010-09-17 Ian Lance Taylor <iant@google.com>
2844 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2845 * testsuite/Makefile.am (memory_test.o): New target.
2846 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2848 * testsuite/Makefile.in: Rebuild.
2850 2010-09-17 Doug Kwan <dougkwan@google.com>
2852 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2853 defintion if relocation uses GOT entries of the symbol.
2854 * testsuite/icf_safe_test.sh: Fix test.
2855 * testsuite/icf_safe_so_test.sh: Fix test.
2857 2010-09-16 Cary Coutant <ccoutant@google.com>
2859 * script_sections.cc (class Memory_region): Remove "NULL" from
2860 vector initializations.
2862 2010-09-15 Cary Coutant <ccoutant@google.com>
2864 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2865 Resolve forwarding symbols.
2867 2010-09-15 Doug Kwan <dougkwan@google.com>
2869 * gold/testsuite/script_test_3.t: Add ARM special sections.
2870 * gold/testsuite/script_test_4.t: Same.
2871 * gold/testsuite/script_test_5.t: Same.
2872 * gold/testsuite/script_test_6.t: Same.
2873 * gold/testsuite/script_test_7.t: Same.
2874 * gold/testsuite/script_test_7.t: Same.
2875 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2877 2010-09-14 Cary Coutant <ccoutant@google.com>
2879 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2880 (Target_x86_64::Relocate::relocate_tls): Replace check for
2881 saw_tls_block_reloc_ with test for executable section.
2883 2010-09-12 Cary Coutant <ccoutant@google.com>
2885 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2886 position-independent executables to shared libraries need dynamic
2888 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2889 position-independent executables.
2890 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2891 * testsuite/Makefile.in: Regenerate.
2893 2010-09-10 Nick Clifton <nickc@redhat.com>
2896 * testsuite/memory_test.t: Discard any sections that are not
2899 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2902 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2903 "This::" to work around a bug in gcc 4.2.
2905 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2907 2010-09-09 Rafael Espindola <espindola@google.com>
2909 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2910 sections with different PF_X flags in the same segment.
2911 (Layout::find_first_load_seg): Search all segments to find the first
2913 * options.h (rosegment): New.
2915 2010-09-08 Rafael Espindola <espindola@google.com>
2917 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2919 2010-09-08 Doug Kwan <dougkwan@google.com>
2921 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2922 (Arm_relobj::do_relocate_sections): Add new parameter for output
2923 file to match the parent.
2924 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2925 of local symbols instead of input values. Update code to track
2926 changes in gold::relocate_section.
2927 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2928 (Sized_relobj::compute_final_local_value_internal): New methods.
2929 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2930 body into private version of Sized_relobj::compute_final_local_value.
2931 Call the inline method.
2932 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2933 merged symbol value if there is one.
2934 (Symbol_value::has_output_value): New method defintiion.
2935 (Sized_relobj::Compute_final_local_value_status): New enum type.
2936 (Sized_relobj::compute_final_local_value): New methods.
2937 (Sized_relobj::compute_final_local_value_internal): New methods.
2938 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2939 and arm_cortex_a8.sh.
2940 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2941 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2943 * Makefile.in: Regenerate.
2944 * testsuite/arm_bl_out_of_range.s: Update test.
2945 * testsuite/thumb_bl_out_of_range.s: Ditto.
2946 * testsuite/thumb_blx_out_of_range.s: Ditto.
2947 * testsuite/arm_branch_out_of_range.sh: New file.
2948 * testsuite/arm_cortex_a8.sh: Ditto.
2949 * testsuite/arm_cortex_a8_b.s: Ditto.
2950 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2951 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2952 * testsuite/arm_cortex_a8_bl.s: Ditto.
2953 * testsuite/arm_cortex_a8_blx.s: Ditto.
2954 * testsuite/arm_cortex_a8_local.s: Ditto.
2955 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2956 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2958 2010-09-08 Rafael Espindola <espindola@google.com>
2960 * Makefile.am (memory_test.stdout): Run readelf with -W.
2961 * Makefile.in: Regenerate.
2962 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2965 2010-09-08 Rafael Espindola <espindola@google.com>
2967 * script-sections.cc (Script_sections::add_memory_region): Convert
2968 field precision to int.
2969 * script.cc (script_set_section_region, script_set_section_region):
2970 Convert field precision to int.
2972 2010-09-08 Rafael Espindola <espindola@google.com>
2974 * arm.cc (do_finalize_sections): Create the __exidx_start and
2975 __exdix_end symbols even when the section is missing.
2977 2010-09-08 Nick Clifton <nickc@redhat.com>
2979 * README: Remove claim that MEMORY is not supported.
2980 * expression.cc (script_exp_function_origin)
2981 (script_exp_function_length): Move from here to ...
2982 * script.cc: ... here.
2983 (script_set_section_region, script_add_memory)
2984 (script_parse_memory_attr, script_include_directive): New
2986 * script-sections.cc
2987 (class Memory_region): New class.
2988 (class Output_section_definition): Add set_memory_region,
2989 set_section_vma, set_section_lma and get_section_name methods.
2990 (class Script_Sections): Add add_memory_region,
2991 find_memory_region, find_memory_region_origin,
2992 find_memory_region_length and set_memory_region methods.
2993 Have set_section_addresses method walk the list of set memory
2995 Extend the print methos to display memory regions.
2996 * script-sections.h: Add prototypes for new methods.
2997 Add enum for MEMORY region attributes.
2998 * yyscript.y: Add support for parsing MEMORY regions.
2999 * script-c.h: Add prototypes for new functions.
3000 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3001 * testsuite/Makefile.in: Regenerate.
3002 * testsuite/memory_test.sh: New script.
3003 * testsuite/memory_test.s: New assembler source file.
3004 * testsuite/memory_test.t: New linker script.
3006 2010-08-27 Doug Kwan <dougkwan@google.com>
3008 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3009 reference override an existing dynamic weak reference.
3010 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3011 * testsuite/Makefile.in: Regenerate.
3012 * testsuite/dyn_weak_ref.sh: New file.
3013 * testsuite/dyn_weak_ref_1.c: Ditto.
3014 * testsuite/dyn_weak_ref_2.c: Ditto.
3016 2010-08-27 Ian Lance Taylor <iant@google.com>
3018 * incremental.h (class Incremental_input_entry): Add virtual
3021 2010-08-27 Ian Lance Taylor <iant@google.com>
3023 * testsuite/start_lib_test_3.c: Mark t3 as used.
3025 2010-08-27 Nick Clifton <nickc@redhat.com>
3027 * options.cc (version_script): Fix small typo in previous
3030 2010-08-25 Nick Clifton <nickc@redhat.com>
3032 * archive.cc: Formatting fixes: Remove whitespace between
3033 typename and following asterisk. Remove whitespace between
3034 function name and opening parenthesis.
3035 * archive.h: Likewise.
3037 * attributes.cc: Likewise.
3038 * attributes.h: Likewise.
3039 * common.cc: Likewise.
3040 * copy-relocs.cc: Likewise.
3041 * dirsearch.h: Likewise.
3042 * dynobj.cc: Likewise.
3043 * ehframe.cc: Likewise.
3044 * ehframe.h: Likewise.
3045 * expression.cc: Likewise.
3046 * fileread.cc: Likewise.
3047 * fileread.h: Likewise.
3049 * gold-threads.cc: Likewise.
3050 * gold.cc: Likewise.
3051 * i386.cc: Likewise.
3053 * incremental-dump.cc: Likewise.
3054 * incremental.cc: Likewise.
3055 * layout.cc: Likewise.
3056 * layout.h: Likewise.
3057 * main.cc: Likewise.
3058 * merge.cc: Likewise.
3059 * merge.h: Likewise.
3060 * object.cc: Likewise.
3061 * object.h: Likewise.
3062 * options.cc: Likewise.
3063 * options.h: Likewise.
3064 * output.cc: Likewise.
3065 * output.h: Likewise.
3066 * plugin.cc: Likewise.
3067 * plugin.h: Likewise.
3068 * powerpc.cc: Likewise.
3069 * reloc.cc: Likewise.
3070 * script-c.h: Likewise.
3071 * script-sections.cc: Likewise.
3072 * script.cc: Likewise.
3073 * stringpool.cc: Likewise.
3074 * symtab.cc: Likewise.
3075 * symtab.h: Likewise.
3076 * target.cc: Likewise.
3077 * timer.cc: Likewise.
3078 * timer.h: Likewise.
3079 * version.cc: Likewise.
3080 * x86_64.cc: Likewise.
3082 2010-08-24 Nick Clifton <nickc@redhat.com>
3085 * layout.cc (segment_precedes): Sort segments by their physical
3086 addresses, if they have been set.
3088 2010-08-23 Cary Coutant <ccoutant@google.com>
3090 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3092 (Lib_group::include_member): Unlock object after deleting its
3094 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3097 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3098 Cary Coutant <ccoutant@google.com>
3100 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3101 constructor, and set_blocker.
3102 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3104 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3105 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3106 * testsuite/Makefile.am (start_lib_test): New test case.
3107 * testsuite/Makefile.in: Regenerate.
3108 * testsuite/start_lib_test_main.c: New file.
3109 * testsuite/start_lib_test_1.c: New file.
3110 * testsuite/start_lib_test_2.c: New file.
3111 * testsuite/start_lib_test_3.c: New file.
3113 2010-08-19 Ian Lance Taylor <iant@google.com>
3115 * Makefile.in: Rebuild with automake 1.11.1.
3116 * aclocal.m4: Likewise.
3117 * testsuite/Makefile.in: Likewise.
3119 2010-08-19 Ian Lance Taylor <iant@google.com>
3122 * i386.cc (class Output_data_plt_i386): Update declarations.
3123 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3124 local_ifuncs_ fields.
3125 (Target_i386::do_plt_section_for_global): New function.
3126 (Target_i386::do_plt_section_for_local): New function.
3127 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3128 parameter; change all callers. Initialize global_ifuncs_ and
3129 local_ifuncs_. If doing a static link define __rel_iplt_start and
3131 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3132 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3133 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3135 (Target_i386::make_plt_section): New function, broken out of
3136 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3137 (Target_i386::make_plt_entry): Call make_plt_section.
3138 (Target_i386::make_local_ifunc_plt_entry): New function.
3139 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3140 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3141 R_386_IRELATIVE to switch.
3142 (Target_i386::Scan::global): Likewise.
3143 (Target_i386::Relocate::relocate): Likewise.
3144 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3146 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3147 (Target_x86_64::do_plt_section_for_global): New function.
3148 (Target_x86_64::do_plt_section_for_local): New function.
3149 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3150 parameter; change all callers. If doing a static link define
3151 __rela_iplt_start and __rela_iplt_end.
3152 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3153 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3154 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3156 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3157 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3159 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3160 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3161 R_X86_64_IRELATIVE to switch.
3162 (Target_x86_64::Scan::global): Likewise.
3163 (Target_x86_64::Relocate::relocate): Likewise.
3164 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3166 * target.h (class Target): Add plt_section_for_global and
3167 plt_section_for_local functions. Add do_plt_section_for_global
3168 and do_plt_section_for_local virtual functions.
3169 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3170 clarifying comments.
3171 (Symbol::use_plt_offset): Handle IFUNC symbol.
3172 * object.cc (Sized_relobj::Sized_relobj): Initialize
3174 (Sized_relobj::local_has_plt_offset): New function.
3175 (Sized_relobj::local_plt_offset): New function.
3176 (Sized_relobj::set_local_plt_offset): New function.
3177 (Sized_relobj::do_count): Handle IFUNC symbol.
3178 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3179 a bit away from input_shndx_ field. Add set_is_func_symbol and
3180 is_ifunc_symbol functions.
3181 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3182 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3183 local_plt_offsets_ field.
3184 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3185 * output.h (class Output_section_data): Add non-const
3186 output_section function.
3187 (class Output_data_got): Update declarations.
3188 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3189 Add use_plt_offset parameter to global and local constructors.
3190 Change all callers. Change local_sym_index_ field to 31 bits.
3191 Change GSYM_CODE and CONSTANT_CODE accordingly.
3192 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3193 doing a static link don't set sh_link field.
3194 (Output_data_got::Got_entry::write): Use PLT offset if
3196 (Output_data_got::add_global_plt): New function.
3197 (Output_data_got::add_local_plt): New function.
3198 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3199 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3200 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3201 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3202 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3204 * testsuite/ifunc-sel.h: New file.
3205 * testsuite/ifuncmain1.c: New file.
3206 * testsuite/ifuncmain1vis.c: New file.
3207 * testsuite/ifuncmod1.c: New file.
3208 * testsuite/ifuncdep2.c: New file.
3209 * testsuite/ifuncmain2.c: New file.
3210 * testsuite/ifuncmain3.c: New file.
3211 * testsuite/ifuncmod3.c: New file.
3212 * testsuite/ifuncmain4.c: New file.
3213 * testsuite/ifuncmain5.c: New file.
3214 * testsuite/ifuncmod5.c: New file.
3215 * testsuite/ifuncmain6pie.c: New file.
3216 * testsuite/ifuncmod6.c: New file.
3217 * testsuite/ifuncmain7.c: New file.
3218 * configure, testsuite/Makefile.in: Rebuild.
3220 2010-08-18 Ian Lance Taylor <iant@google.com>
3223 (Output_section_incremental_inputs::write_input_files): Add cast
3224 to avoid signed/unsigned comparison warning.
3225 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3227 2010-08-12 Cary Coutant <ccoutant@google.com>
3229 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3231 2010-08-13 Ian Lance Taylor <iant@google.com>
3233 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3235 2010-08-12 Cary Coutant <ccoutant@google.com>
3236 Doug Kwan <dougkwan@google.com>
3238 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3239 defintion overrides non-weak undef, remember that the original undef
3241 * symtab.cc (Symbol_table::sized_write_global): For undef without
3242 an original weak binding, set binding to global in output.
3243 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3244 * testsuite/Makefile.in: Regenerate.
3245 * testsuite/strong_ref_weak_def.sh: New file.
3246 * testsuite/strong_ref_weak_def_1.c: Ditto.
3247 * testsuite/strong_ref_weak_def_2.c: Ditto.
3249 2010-08-12 Cary Coutant <ccoutant@google.com>
3251 * testsuite/incremental_test.sh: Rewrite.
3252 * testsuite/incremental_test_1.c: Rewrite.
3253 * testsuite/incremental_test_2.c: Rewrite.
3255 2010-08-12 Cary Coutant <ccoutant@google.com>
3257 * arm.cc (Target_arm::got_size): Add const.
3258 (Target_arm::got_entry_count): New function.
3259 (Target_arm::plt_entry_count): New function.
3260 (Target_arm::first_plt_entry_offset): New function.
3261 (Target_arm::plt_entry_size): New function.
3262 (Output_data_plt_arm::entry_count): New function.
3263 (Output_data_plt_arm::first_plt_entry_offset): New function.
3264 (Output_data_plt_arm::get_plt_entry_size): New function.
3265 * i386.cc (Target_i386::got_size): Add const.
3266 (Target_i386::got_entry_count): New function.
3267 (Target_i386::plt_entry_count): New function.
3268 (Target_i386::first_plt_entry_offset): New function.
3269 (Target_i386::plt_entry_size): New function.
3270 (Output_data_plt_i386::entry_count): New function.
3271 (Output_data_plt_i386::first_plt_entry_offset): New function.
3272 (Output_data_plt_i386::get_plt_entry_size): New function.
3273 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3274 find_incremental_inputs_sections. Dump incremental_got_plt section.
3275 * incremental.cc: Include target.h.
3276 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3277 parameter. Adjust all callers. Find incremental_got_plt section.
3278 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3280 (Output_section_incremental_inputs::set_final_data_size): Calculate
3281 size of incremental_got_plt section.
3282 (Output_section_incremental_inputs::do_write): Write the
3283 incremental_got_plt section.
3284 (Got_plt_view_info): New struct.
3285 (Local_got_offset_visitor): New class.
3286 (Global_got_offset_visitor): New class.
3287 (Global_symbol_visitor_got_plt): New class.
3288 (Output_section_incremental_inputs::write_got_plt): New function.
3289 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3290 Add parameter. Adjust all callers.
3291 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3292 (Incremental_inputs::got_plt_section): New function.
3293 (Incremental_inputs::got_plt_section_): New data member.
3294 (Incremental_got_plt_reader): New class.
3295 * layout.cc (Layout::create_incremental_info_sections): Add the
3296 incremental_got_plt section.
3297 * object.h (Got_offset_list::get_list): New function.
3298 (Got offset_list::for_all_got_offsets): New function.
3299 (Sized_relobj::local_got_offset_list): New function.
3300 * powerpc.cc (Target_powerpc::got_size): Add const.
3301 (Target_powerpc::got_entry_count): New function.
3302 (Target_powerpc::plt_entry_count): New function.
3303 (Target_powerpc::first_plt_entry_offset): New function.
3304 (Target_powerpc::plt_entry_size): New function.
3305 (Output_data_plt_powerpc::entry_count): New function.
3306 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3307 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3308 * sparc.cc (Target_sparc::got_size): Add const.
3309 (Target_sparc::got_entry_count): New function.
3310 (Target_sparc::plt_entry_count): New function.
3311 (Target_sparc::first_plt_entry_offset): New function.
3312 (Target_sparc::plt_entry_size): New function.
3313 (Output_data_plt_sparc::entry_count): New function.
3314 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3315 (Output_data_plt_sparc::get_plt_entry_size): New function.
3316 * symtab.h (Symbol::got_offset_list): New function.
3317 (Symbol_table::for_all_symbols): New function.
3318 * target.h (Sized_target::got_entry_count): New function.
3319 (Sized_target::plt_entry_count): New function.
3320 (Sized_target::plt_entry_size): New function.
3321 * x86_64.cc (Target_x86_64::got_size): Add const.
3322 (Target_x86_64::got_entry_count): New function.
3323 (Target_x86_64::plt_entry_count): New function.
3324 (Target_x86_64::first_plt_entry_offset): New function.
3325 (Target_x86_64::plt_entry_size): New function.
3326 (Output_data_plt_x86_64::entry_count): New function.
3327 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3328 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3330 2010-08-12 Cary Coutant <ccoutant@google.com>
3332 * archive.cc: Include incremental.h.
3333 (Archive::Archive): Initialize incremental_info_.
3334 (Archive::include_member): Record archive members in incremental info.
3335 (Add_archive_symbols::run): Record begin and end of an archive in
3337 (Lib_group::include_member): Record objects in incremental info.
3338 * archive.h (Incremental_archive_entry): Forward declaration.
3339 (Archive::set_incremental_info): New member function.
3340 (Archive::incremental_info): New member function.
3341 (Archive::Unused_symbol_iterator): New class.
3342 (Archive::unused_symbols_begin): New member function.
3343 (Archive::unused_symbols_end): New member function.
3344 (Archive::incremental_info_): New data member.
3345 * incremental-dump.cc (find_input_containing_global): New function.
3346 (dump_incremental_inputs): Dump new incremental info sections.
3347 * incremental.cc: Include symtab.h.
3348 (Output_section_incremental_inputs): New class.
3349 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3350 new incremental info sections.
3351 (Sized_incremental_binary::do_check_inputs): Likewise.
3352 (Incremental_inputs::report_archive): Remove.
3353 (Incremental_inputs::report_archive_begin): New function.
3354 (Incremental_inputs::report_archive_end): New function.
3355 (Incremental_inputs::report_object): New function.
3356 (Incremental_inputs::finalize_inputs): Remove.
3357 (Incremental_inputs::report_input_section): New function.
3358 (Incremental_inputs::report_script): Rewrite.
3359 (Incremental_inputs::finalize): Do nothing but finalize string table.
3360 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3361 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3362 (Incremental_inputs::create_data_sections): New function.
3363 (Incremental_inputs::relocs_entsize): New function.
3364 (Output_section_incremental_inputs::set_final_data_size): New function.
3365 (Output_section_incremental_inputs::do_write): New function.
3366 (Output_section_incremental_inputs::write_header): New function.
3367 (Output_section_incremental_inputs::write_input_files): New function.
3368 (Output_section_incremental_inputs::write_info_blocks): New function.
3369 (Output_section_incremental_inputs::write_symtab): New function.
3370 * incremental.h (Incremental_script_entry): Forward declaration.
3371 (Incremental_object_entry): Forward declaration.
3372 (Incremental_archive_entry): Forward declaration.
3373 (Incremental_inputs): Forward declaration.
3374 (Incremental_inputs_header_data): Remove.
3375 (Incremental_inputs_header): Remove.
3376 (Incremental_inputs_header_write): Remove.
3377 (Incremental_inputs_entry_data): Remove.
3378 (Incremental_inputs_entry): Remove.
3379 (Incremental_inputs_entry_write): Remove.
3380 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3381 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3382 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3383 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3385 (Incremental_input_entry): New class.
3386 (Incremental_script_entry): New class.
3387 (Incremental_object_entry): New class.
3388 (Incremental_archive_entry): New class.
3389 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3390 (Incremental_inputs::report_inputs): Remove.
3391 (Incremental_inputs::report_archive): Remove.
3392 (Incremental_inputs::report_archive_begin): New function.
3393 (Incremental_inputs::report_archive_end): New function.
3394 (Incremental_inputs::report_object): Change prototype.
3395 (Incremental_inputs::report_input_section): New function.
3396 (Incremental_inputs::report_script): Change prototype.
3397 (Incremental_inputs::get_reloc_count): New function.
3398 (Incremental_inputs::set_reloc_count): New function.
3399 (Incremental_inputs::create_data_sections): New function.
3400 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3401 (Incremental_inputs::inputs_section): New function.
3402 (Incremental_inputs::symtab_section): New function.
3403 (Incremental_inputs::relocs_section): New function.
3404 (Incremental_inputs::get_stringpool): Add const.
3405 (Incremental_inputs::command_line): Add const.
3406 (Incremental_inputs::inputs): Remove.
3407 (Incremental_inputs::command_line_key): New function.
3408 (Incremental_inputs::input_file_count): New function.
3409 (Incremental_inputs::input_files): New function.
3410 (Incremental_inputs::relocs_entsize): New function.
3411 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3412 (Incremental_inputs::finalize_inputs): Remove.
3413 (Incremental_inputs::Input_info): Remove.
3414 (Incremental_inputs::lock_): Remove.
3415 (Incremental_inputs::inputs_): Change type.
3416 (Incremental_inputs::inputs_map_): Remove.
3417 (Incremental_inputs::current_object_entry_): New data member.
3418 (Incremental_inputs::inputs_section_): New data member.
3419 (Incremental_inputs::symtab_section_): New data member.
3420 (Incremental_inputs::relocs_section_): New data member.
3421 (Incremental_inputs::reloc_count_): New data member.
3422 (Incremental_inputs_reader): New class.
3423 (Incremental_symtab_reader): New class.
3424 (Incremental_relocs_reader): New class.
3425 * layout.cc (Layout::finalize): Move finalization of incremental info
3426 and creation of incremental info sections to follow finalization of
3427 symbol table. Set offsets for postprocessing sections.
3428 (Layout::create_incremental_info_sections): Call
3429 Incremental_inputs::create_data_sections. Add incremental symtab
3430 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3431 sections to layout after input sections.
3432 * layout.h (struct Timespec): Forward declaration.
3433 (Layout::incremental_inputs): Add const.
3434 (Layout::create_incremental_info_sections): Add parameter.
3435 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3436 * object.cc: Include incremental.h.
3437 (Relobj::finalize_incremental_relocs): New function.
3438 (Sized_relobj::do_layout): Record input sections in incremental info.
3439 * object.h (Object::output_section): New function.
3440 (Object::output_section_offset): Moved from Relobj.
3441 (Object::get_incremental_reloc_base): New function.
3442 (Object::get_incremental_reloc_count): New function.
3443 (Object::do_output_section): New function.
3444 (Object::do_output_section_offset): Moved from Relobj.
3445 (Object::do_get_incremental_reloc_base): New function.
3446 (Object::do_get_incremental_reloc_count): New function.
3447 (Object::Object): Initialize new data members.
3448 (Relobj::output_section): Renamed do_output_section and moved to
3450 (Relobj::output_section_offset): Moved to Object.
3451 (Relobj::do_get_incremental_reloc_base): New function.
3452 (Relobj::do_get_incremental_reloc_count): New function.
3453 (Relobj::allocate_incremental_reloc_counts): New function.
3454 (Relobj::count_incremental_reloc): New function.
3455 (Relobj::finalize_incremental_relocs): New function.
3456 (Relobj::next_incremental_reloc_index): New function.
3457 (Relobj::reloc_counts_): New data member.
3458 (Relobj::reloc_bases_): New data member.
3459 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3460 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3461 (Sized_relobj::incremental_relocs_scan): New function.
3462 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3463 (Sized_relobj::incremental_relocs_write): New function.
3464 (Sized_relobj::incremental_relocs_write_reltype): New function.
3465 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3467 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3468 archives and object files elsewhere.
3469 (Add_symbols::run): Report object files here.
3470 (Finish_group::run): Report end of archive at end of group.
3471 * reloc.cc: Include layout.h, incremental.h.
3472 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3473 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3474 (Sized_relobj::incremental_relocs_scan): New function.
3475 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3476 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3477 (Sized_relobj::incremental_relocs_write): New function.
3478 (Sized_relobj::incremental_relocs_write_reltype): New function.
3479 * script.cc (read_input_script): Rewrite test for incremental link.
3480 Change call to Incremental_inputs::report_script.
3481 * symtab.h (Symbol_table::first_global_index): New function.
3482 (Symbol_table::output_count): New function.
3484 2010-08-12 Doug Kwan <dougkwan@google.com>
3486 * arm.cc (Target_arm::merge_object_attributes): Check command line
3487 options --no-wchar-size-warning and --no-enum-size-warning.
3488 * options.h (General_options): Add ld-compatible options
3489 --no-enum-size-warning and --no-wchar-size-warning.
3491 2010-08-04 Ian Lance Taylor <iant@google.com>
3493 * x86_64.cc (Target_x86_64::Scan::local): Use
3494 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3495 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3496 (Target_x86_64::Scan::global): Likewise.
3497 (Target_x86_64::Relocate::relocate): Likewise.
3498 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3501 2010-08-03 Cary Coutant <ccoutant@google.com>
3503 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3504 to reserve space in merged_strings vector. Keep total input size
3506 (Output_merge_string::do_print_merge_stats): Print total input size.
3507 * merge.h (Output_merge_string): Add input_size_ field.
3508 * stringpool.cc (Stringpool_template::string_length): Move
3509 implementations out of Stringpool_template class and place in
3511 * stringpool.h (string_length): Move out of Stringpool_template.
3513 2010-08-03 Ian Lance Taylor <iant@google.com>
3516 * layout.cc (relaxation_loop_body): If address of load segment is
3517 set, adjust address to include headers if possible.
3519 2010-08-03 Ian Lance Taylor <iant@google.com>
3521 * version.cc (version_string): Bump to 1.10.
3523 2010-08-03 Ian Lance Taylor <iant@google.com>
3526 * layout.h (enum Output_section_order): Define.
3527 (class Layout): Update declarations.
3528 * layout.cc (Layout::get_output_section): Add order parameter.
3529 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3530 is_first_non_relro parameters. Change all callers.
3531 (Layout::choose_output_section): Likewise.
3532 (Layout::add_output_section_data): Likewise.
3533 (Layout::make_output_section): Likewise. Set order.
3534 (Layout::default_section_order): New function.
3535 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3536 * output.cc (Output_section::Output_section): Initialize order_.
3537 Don't initialize deleted fields.
3538 (Output_segment::Output_segment): Don't initialize deleted
3540 (Output_segment::add_output_section_to_load): New function
3541 replacing add_output_section. Change all callers to call this or
3542 add_output_section_to_nonload.
3543 (Output_segment::add_output_section_to_nonload): New function.
3544 (Output_segment::remove_output_section): Rewrite.
3545 (Output_segment::add_initial_output_data): Likewise.
3546 (Output_segment::has_any_data_sections): Likewise.
3547 (Output_segment::is_first_section_relro): Likewise.
3548 (Output_segment::maximum_alignment): Likewise.
3549 (Output_segment::has_dynamic_reloc): New function replacing
3550 dynamic_reloc_count. Change all callers.
3551 (Output_segment::has_dynamic_reloc_list): New function replacing
3552 dynamic_reloc_count_list. Change all callers.
3553 (Output_segment::set_section_addresses): Rewrite.
3554 (Output_segment::set_offset): Rewrite.
3555 (Output_segment::find_first_and_last_list): Remove.
3556 (Output_segment::set_tls_offsets): Rewrite.
3557 (Output_segment::first_section_load_address): Likewise.
3558 (Output_segment::output_section_count): Likewise.
3559 (Output_segment::section_with_lowest_load_address): Likewise.
3560 (Output_segment::write_section_headers): Likewise.
3561 (Output_segment::print_sections_to_map): Likewise.
3562 * output.h (class Output_data): Remove dynamic_reloc_count_
3563 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3564 (Output_data::add_dynamic_reloc): Rewrite.
3565 (Output_data::has_dynamic_reloc): New function.
3566 (Output_data::dynamic_reloc_count): Remove.
3567 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3568 is_last_relro_, is_first_non_relro_, is_interp_,
3569 is_dynamic_linker_section_ fields. Add order and set_order
3570 functions. Remove is_relro_local, set_is_relro_local,
3571 is_last_relro, set_is_last_relro, is_first_non_relro,
3572 set_is_first_non_relro functions, is_interp, set_is_interp,
3573 is_dynamic_linker_section, and set_is_dynamic_linker_section
3575 (class Output_segment): Change Output_data_list from std::list to
3576 std:;vector. Add output_lists_ field. Remove output_data_ and
3577 output_bss_ fields. Update declarations.
3579 2010-08-02 Ian Lance Taylor <iant@google.com>
3581 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3582 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3583 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3585 2010-08-02 Ian Lance Taylor <iant@google.com>
3588 * script.cc (Script_options::Script_options): Initialize
3589 symbol_definitions_ and symbol_references_.
3590 (Script_options::add_symbol_assignment): Update
3591 symbol_definitions_ and symbol_references_.
3592 (Script_options::add_symbol_reference): New function.
3593 (script_symbol): New function.
3594 * script.h (class Script_options): Add symbol_definitions_ and
3595 symbol_references_ fields.
3596 (Script_options::referenced_const_iterator): New type.
3597 (Script_options::referenced_begin): New function.
3598 (Script_options::referenced_end): New function.
3599 (Script_options::is_referenced): New function.
3600 (Script_options::any_unreferenced): New function.
3601 * script-c.h (script_symbol): Declare.
3602 * yyscript.y (exp): Call script_symbol.
3603 * symtab.cc: Include "script.h".
3604 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3605 Change all callers. Check symbols referenced by scripts.
3606 (Symbol_table::add_undefined_symbols_from_command_line): Add
3607 layout parameter. Change all callers.
3608 (Symbol_table::do_add_undefined_symbols_from_command_line):
3609 Likewise. Break out loop body. Check symbols referenced by
3611 (Symbol_table::add_undefined_symbol_from_command_line): New
3612 function broken out of
3613 do_add_undefined_symbols_from_command_line.
3614 * symtab.h (class Symbol_table): Update declarations.
3615 * archive.cc: Include "layout.h".
3616 (Archive::should_include_member): Add layout parameter. Change
3617 all callers. Check for symbol mentioned in expression.
3618 * archive.h (class Archive): Update declaration.
3619 * object.cc (Sized_relobj::do_should_include_member): Add layout
3621 * object.h (Object::should_include_member): Add layout parameter.
3623 (Object::do_should_include_member): Add layout parameter.
3624 (class Sized_relobj): Update declaration.
3625 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3627 * dynobj.h (class Sized_dynobj): Update declaration.
3628 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3630 * plugin.h (class Sized_pluginobj): Update declaration.
3632 2010-08-02 Ian Lance Taylor <iant@google.com>
3635 * output.cc (Output_segment::set_offset): Search for the first and
3636 last sections rather than assuming that the list is in order.
3637 (Output_segment::find_first_and_last_list): New function.
3638 * output.h (class Output_segment): Update declarations.
3639 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3640 (relro_strip_test_SOURCES): New variable.
3641 (relro_strip_test_DEPENDENCIES): New variable.
3642 (relro_strip_test_LDFLAGS): New variable.
3643 (relro_strip_test_LDADD): New variable.
3644 (relro_strip_test.so): New target.
3646 2010-08-02 Ian Lance Taylor <iant@google.com>
3648 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3649 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3650 (Target_i386::got_tlsdesc_section): New function.
3651 (Target_i386::got_section): Create space for GOT entries for
3652 TLSDESC relocations.
3653 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3655 (Target_i386::Scan::global): Likewise.
3656 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3658 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3659 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3660 (Target_x86_64::got_tlsdesc_section): New function.
3661 (Target_x86_64::got_section): Create space for GOT entries for
3662 TLSDESC relocations.
3663 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3665 (Target_x86_64::Scan::global): Likewise.
3666 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3669 2010-08-02 Ian Lance Taylor <iant@google.com>
3671 * testsuite/final_layout.sh: Use dc to convert from hex to
3674 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3676 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3677 paramter to the call to gold::gc_process_relocs.
3678 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3679 paramter to the call to gold::gc_process_relocs.
3680 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3681 parameter to the call to gold::gc_process_relocs.
3682 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3683 template parameter to the call to gold::gc_process_relocs.
3684 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3685 paramter to the call to gold::gc_process_relocs.
3686 * gc.h (get_embedded_addend_size): New function.
3687 (gc_process_relocs): Save the size of the reloc for use by ICF.
3688 * icf.cc (get_section_contents): Get the addend from the text section
3689 for SHT_REL relocation sections.
3690 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3691 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3692 * int_encoding.h (read_from_pointer): New overloaded function.
3693 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3694 * testsuite/icf_sht_rel_addend_test.sh: New file.
3695 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3696 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3698 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3700 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3701 * Makefile.in: Regenerate.
3702 * testsuite/Makefile.in: Regenerate.
3704 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3706 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3707 * gold/testsuite/debug_msg.cc: Likewise.
3708 * gold/testsuite/odr_violation1.cc
3709 * gold/testsuite/odr_violation2.cc
3711 2010-07-21 Cary Coutant <ccoutant@google.com>
3713 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3714 string, and length fields.
3715 (Output_merge_string::Merged_strings_list): New type.
3716 (Output_merge_string::Merged_strings_lists): New typedef.
3717 (Output_merge_string): Replace merged_strings_ with
3718 merged_strings_lists_.
3719 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3720 Merged_strings_list per input object and section. Don't store pointer
3721 to the string. Don't store length with each merged string entry.
3722 (Output_merge_string::finalize_merged_data): Loop over list of merged
3723 strings lists. Recompute length of each merged string.
3725 2010-07-15 Cary Coutant <ccoutant@google.com>
3727 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3730 2010-07-14 Ian Lance Taylor <iant@google.com>
3732 * descriptors.cc (Descriptors::open): Report correct name in error
3735 2010-07-13 Doug Kwan <dougkwan@google.com>
3737 * arm.cc (Arm_input_section::Arm_input_section): For a
3738 SHT_ARM_EXIDX section, always keeps the input sections.
3739 (Arm_input_section::set_exidx_section_link): New method.
3740 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3741 has_errors_ to false.
3742 (Arm_exidx_input_section::has_errors,
3743 Arm_exidx_input_section::set_has_errors): New methods.
3744 (Arm_exidx_input_section::has_errors_): New data member.
3745 (Arm_relobj::get_exidx_shndx_list): New method.
3746 (Arm_output_section::append_text_sections_to_list): Do not skip
3747 section without SHF_EXECINSTR.
3748 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3750 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3751 section header. Make error messages more verbose. Check for
3752 a non-executable section linked to an EXIDX section.
3753 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3754 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3755 check that there is no deferred EXIDX section if we exit early.
3756 Instead of not making an EXIDX section in case of an error, make one
3757 and set the has_errors flag of it.
3758 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3759 in a relocatable link.
3760 (Target_arm::do_relax): Look for the EXIDX output section instead of
3761 assuming that it is called .ARM.exidx.
3762 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3763 section list. Do not check for SHF_EXECINSTR section flags but
3764 skip any input section with errors.
3765 * output.cc (Output_section::Output_section): Initialize
3766 always_keeps_input_sections_ to false.
3767 (Output_section::add_input_section): Check for
3768 always_keeps_input_sections_.
3769 * output.h (Output_section::always_keeps_input_sections,
3770 Output_section::set_always_keeps_input_sections): New methods.
3771 (Output_section::always_keeps_input_sections): New data member.
3773 2010-07-13 Rafael Espindola <espindola@google.com>
3775 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3776 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3778 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3779 Ian Lance Taylor <iant@google.com>
3781 * output.h (Output_section_lookup_maps::add_merge_section):
3782 Correct check of whether value was inserted.
3783 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3784 (Output_section_lookup_maps::add_relaxed_input_section):
3786 * arm.cc (Target_arm::got_section): Remove used local os.
3787 * i386.cc (Target_i386::got_section): Likewise.
3788 * x86_64.cc (Target_x86_64::got_section): Likewise.
3789 * sparc.cc (Target_sparc::got_section): Likewise.
3790 (Target_sparc::relocate): Remove unused local have_got_offset.
3791 * powerpc.cc (Target_powerpc::relocate): Likewise.
3793 2010-07-13 Ian Lance Taylor <iant@google.com>
3795 * compressed_output.cc (zlib_decompress): Fix signature in
3798 * archive.cc (Archive::include_member): Unlock an external member
3799 of a thin archive. Don't bother to delete an object we know is
3802 2010-07-12 Cary Coutant <ccoutant@google.com>
3804 * compressed_output.cc (zlib_decompress): New function.
3805 (get_uncompressed_size): New function.
3806 (decompress_input_section): New function.
3807 * compressed_output.h (get_uncompressed_size): New function.
3808 (decompress_input_section): New function.
3809 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3810 Handle compressed debug sections.
3811 * layout.cc (is_compressed_debug_section): New function.
3812 (Layout::output_section_name): Map compressed section names to
3814 * layout.h (is_compressed_debug_section): New function.
3815 (is_debug_info_section): Recognize compressed debug sections.
3816 * merge.cc: Include compressed_output.h.
3817 (Output_merge_data::do_add_input_section): Handle compressed
3819 (Output_merge_string::do_add_input_section): Handle compressed
3821 * object.cc: Include compressed_output.h.
3822 (Sized_relobj::Sized_relobj): Initialize new data members.
3823 (build_compressed_section_map): New function.
3824 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3825 * object.h (Object::section_is_compressed): New method.
3826 (Object::do_section_is_compressed): New method.
3827 (Sized_relobj::Compressed_section_map): New type.
3828 (Sized_relobj::do_section_is_compressed): New method.
3829 (Sized_relobj::compressed_sections_): New data member.
3830 * output.cc (Output_section::add_input_section): Handle compressed
3832 * reloc.cc: Include compressed_output.h.
3833 (Sized_relobj::write_sections): Handle compressed debug sections.
3835 2010-07-08 Cary Coutant <ccoutant@google.com>
3837 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3838 weak when resolving to a dynamic def.
3839 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3840 for weak undef/dynamic def cases. Adjust callers.
3841 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3842 undef_binding_weak_.
3843 (Symbol_table::sized_write_globals): Adjust symbol binding.
3844 (Symbol_table::sized_write_symbol): Add binding parameter.
3845 * symtab.h (Symbol::set_undef_binding): New method.
3846 (Symbol::is_undef_binding_weak): New method.
3847 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3848 (Symbol_table::should_override): Add new parameter.
3849 (Symbol_table::sized_write_symbol): Add new parameter.
3851 * testsuite/weak_undef_file1.cc: Add new test case.
3852 * testsuite/weak_undef_file2.cc: Fix header comment.
3853 * testsuite/weak_undef_test.cc: Add new test case.
3855 2010-06-29 Doug Kwan <dougkwan@google.com>
3857 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3858 Initialize USE_SYMBOL_.
3859 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3861 (Arm_reloc_property::uses_symbol_): New data member declaration.
3862 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3863 uses symbol value and symbol is undefined but not weakly undefined.
3865 2010-06-28 Rafael Espindola <espindola@google.com>
3867 * plugin.cc (Plugin::load): Use dlerror.
3869 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3871 * symtab.cc (detect_odr_violations): When reporting an ODR
3872 violation, report an object where the symbol is defined.
3874 2010-06-25 Doug Kwan <dougkwan@google.com>
3876 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3877 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3879 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3880 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3881 target hook to detect function points.
3882 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3883 * icf.h (Icf::check_section_for_function_pointers): Change type of
3884 parameter SECTION_NAME to const reference to std::string. Use
3885 target hook to determine if section may have unsafe pointers.
3886 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3889 2010-06-21 Rafael Espindola <espindola@google.com>
3891 * fileread.cc (Input_file::find_fie): New
3892 (Input_file::open): Use Input_file::find_fie.
3893 * fileread.h (Input_file::find_fie): New
3894 * plugin.cc (set_extra_library_path): New.
3895 (Plugin::load): Add set_extra_library_path to the transfer vector.
3896 (Plugin_manager::set_extra_library_path): New.
3897 (Plugin_manager::add_input_file): Use the extra search path if set.
3898 (set_extra_library_path(): New.
3899 * plugin.h (Plugin_manager): Add set_extra_library_path and
3902 2010-06-19 Cary Coutant <ccoutant@google.com>
3904 * layout.cc (gdb_sections): Add .debug_types.
3905 (lines_only_debug_sections): Likewise.
3907 2010-06-18 Rafael Espindola <espindola@google.com>
3909 * plugin.cc (add_input_file,add_input_library)
3910 (Plugin_manager::add_input_file): Make filename arguments const.
3911 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3914 2010-06-16 Doug Kwan <dougkwan@google.com>
3916 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3917 .ARM.attributes section if we have not merged any input
3918 attributes sections.
3920 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3922 * arm.cc: Allow combining objects with no EABI version
3925 2010-06-15 Rafael Espindola <espindola@google.com>
3927 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3929 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3931 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3932 (struct iovec): Correct !HAVE_READV definition.
3934 2010-06-10 Cary Coutant <ccoutant@google.com>
3936 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3937 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3939 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3942 * symtab.h (Symbol::is_placeholder): New member function.
3943 * target-reloc.h (relocate_section): Check for placeholder symbols.
3945 * testsuite/Makefile.am (plugin_test_8): New test.
3946 (plugin_test_9): New test.
3947 * testsuite/Makefile.in: Regenerate.
3949 2010-06-09 Nick Clifton <nickc@redhat.com>
3951 * yyscript.y (input_list_element): Allow strings prefixed with
3952 the '-' character. Treat these as libraries.
3953 * script.cc (script_add_library): New function. Adds a library
3954 specified by "-l<name>" found in an input script.
3955 * script-c.h: Add prototype for script_add_library.
3957 2010-06-07 Doug Kwan <dougkwan@google.com>
3959 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3960 Restrict stub-group size to be within long conditional branch
3961 range when working around cortex-A8 erratum.
3963 2010-06-07 Damien Diederen <dd@crosstwine.com>
3965 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3968 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3972 (Output_section::Input_section_sort_entry::compare_section_ordering):
3973 Change to return non-zero correctly.
3974 (Output_section::Input_section_sort_section_order_index_compare
3975 ::operator()): Change to fix ambiguity in comparisons.
3977 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3979 * gold.h (is_wildcard_string): New function.
3980 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3981 (Layout::layout_eh_frame): Ditto.
3982 (Layout::find_section_order_index): New method.
3983 (Layout::read_layout_from_file): New method.
3984 * layout.h (Layout::find_section_order_index): New method.
3985 (Layout::read_layout_from_file): New method.
3986 (Layout::input_section_position_): New private member.
3987 (Layout::input_section_glob_): New private member.
3988 * main.cc (main): Call read_layout_from_file here.
3989 * options.h (--section-ordering-file): New option.
3990 * output.cc (Output_section::input_section_order_specified_): New
3992 (Output_section::Output_section): Initialize new member.
3993 (Output_section::add_input_section): Add new parameter.
3994 Keep input sections when --section-ordering-file is used.
3995 (Output_section::set_final_data_size): Sort input sections when
3996 section ordering file is specified.
3997 (Output_section::Input_section_sort_entry): Add new parameter.
3999 (Output_section::Input_section_sort_entry::compare_section_ordering):
4001 (Output_section::Input_section_sort_compare::operator()): Change to
4002 consider section_order_index.
4003 (Output_section::Input_section_sort_init_fini_compare::operator()):
4004 Change to consider section_order_index.
4005 (Output_section::Input_section_sort_section_order_index_compare
4006 ::operator()): New method.
4007 (Output_section::sort_attached_input_sections): Change to sort
4008 according to section order when specified.
4009 (Output_section::add_input_section<32, true>): Add new parameter.
4010 (Output_section::add_input_section<64, true>): Add new parameter.
4011 (Output_section::add_input_section<32, false>): Add new parameter.
4012 (Output_section::add_input_section<64, false>): Add new parameter.
4013 * output.h (Output_section::add_input_section): Add new parameter.
4014 (Output_section::input_section_order_specified): New
4016 (Output_section::set_input_section_order_specified): New method.
4017 (Input_section::Input_section): Initialize section_order_index_.
4018 (Input_section::section_order_index): New method.
4019 (Input_section::set_section_order_index): New method.
4020 (Input_section::section_order_index_): New member.
4021 (Input_section::Input_section_sort_section_order_index_compare): New
4023 (Output_section::input_section_order_specified_): New member.
4024 * script-sections.cc (is_wildcard_string): Delete and move modified
4026 (Output_section_element_input::Output_section_element_input): Modify
4027 call to is_wildcard_string.
4028 (Output_section_element_input::Input_section_pattern
4029 ::Input_section_pattern): Ditto.
4030 (Output_section_element_input::Output_section_element_input): Ditto.
4031 * testsuite/Makefile.am (final_layout): New test case.
4032 * testsuite/Makefile.in: Regenerate.
4033 * testsuite/final_layout.cc: New file.
4034 * testsuite/final_layout.sh: New file.
4036 2010-06-01 Rafael Espindola <espindola@google.com>
4038 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4040 2010-06-01 Rafael Espindola <espindola@google.com>
4042 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4043 visibility of symbols.
4045 2010-05-27 Doug Kwan <dougkwan@google.com>
4047 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4048 from start of output section instead of address for a local symbol
4049 in a merged or relaxed section when doing a relocatable link.
4051 2010-05-26 Rafael Espindola <espindola@google.com>
4054 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4055 adding sections the garbage collector removed.
4056 * gold/testsuite/Makefile.am: Add test.
4057 * gold/testsuite/Makefile.in: Regenerate.
4058 * gold/testsuite/plugin_test_7.sh: New.
4059 * gold/testsuite/plugin_test_7_1.c: New.
4060 * gold/testsuite/plugin_test_7_2.c: New.
4062 2010-05-26 Rafael Espindola <espindola@google.com>
4064 * script-sections.cc (Output_section_definition::set_section_addresses):
4065 Check for --section-start.
4067 2010-05-26 Doug Kwan <dougkwan@google.com>
4069 * arm.cc (Arm_scan_relocatable_relocs): New class.
4070 (Target_arm::relocate_special_relocatable): New method.
4071 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4072 (Arm_relocate_functions::thumb_branch_common): Same.
4073 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4074 instead of Default_scan_relocatable_relocs.
4075 * target-reloc.h (relocate_for_relocatable): Let target handle
4076 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4077 * target.h (Sized_target::relocate_special_relocatable): New method.
4079 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4081 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4083 2010-05-23 Doug Kwan <dougkwan@google.com>
4085 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4087 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4088 with a direct branch, not a conditional branch, to a stub.
4089 * merge.cc (Output_merge_base::record_input_section): New method
4091 (Output_merge_data::do_add_input_section): Record input section if
4092 keeps-input-sections flag is set.
4093 (Output_merge_string::do_add_input_section): Ditto.
4094 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4095 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4097 (Output_merge_base::keeps_input_sections,
4098 Output_merge_base::set_keeps_input_sections,
4099 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4101 (Output_merge_base::Input_sections): New type declaration.
4102 (Output_merge_base::input_sections_begin,
4103 Output_merge_base::input_sections_end,
4104 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4105 (Output_merge_base::bool keeps_input_sections_,
4106 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4107 Output_merge_base::input_sections_): New data members.
4108 (Output_merge_data::do_set_keeps_input_sections): New method
4110 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4111 * output.cc (Output_section::Input_section::relobj): Move method
4112 defintion from class declaration to here and handle merge sections.
4113 (Output_section::Input_section::shndx): Ditto.
4114 (Output_section::Output_section): Remove initializations of removed
4115 data members and initialize new data member LOOKUP_MAPS_.
4116 (Output_section::add_input_section): Set keeps-input-sections flag
4117 for a newly created merge output section as appropriate. Adjust code
4118 to use Output_section_lookup_maps class.
4119 (Output_section::add_relaxed_input_section): Adjst code for lookup
4120 maps code refactoring.
4121 (Output_section::add_merge_input_section): Add a new parameter
4122 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4123 class. If adding input section to a newly created merge output
4124 section fails, remove the new merge section.
4125 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4126 Adjust code for use of the Output_section_lookup_maps class.
4127 (Output_section::find_merge_section): Ditto.
4128 (Output_section::build_lookup_maps): New method defintion.
4129 (Output_section::find_relaxed_input_section): Adjust code to use
4130 Output_section_lookup_maps class.
4131 (Output_section::get_input_sections): Export merge sections. Adjust
4132 code to use Output_section_lookup_maps class.
4133 (Output_section:::add_script_input_section): Adjust code to use
4134 Output_section_lookup_maps class. Update lookup maps for merge
4136 (Output_section::discard_states): Use Output_section_lookup_maps.
4137 (Output_section::restore_states): Same.
4138 * output.h (Merge_section_properties): Move class defintion out of
4140 (Output_section_lookup_maps): New class.
4141 (Output_section::Input_section::is_merge_section): New method
4143 (Output_section::Input_section::relobj): Move defintion out of class
4144 defintion. Declare method only.
4145 (Output_section::Input_section::shndx): Ditto.
4146 (Output_section::Input_section::output_merge_base): New method defintion.
4147 (Output_section::Input_section::u2_.pomb): New union field.
4148 (Output_section::Merge_section_by_properties_map,
4149 Output_section::Output_section_data_by_input_section_map,
4150 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4152 (Output_section::add_merge_input_section): Add new parameter
4153 KEEPS_INPUT_SECTIONS.
4154 (Output_section::build_lookup_maps): New method declaration.
4155 (Output_section::merge_section_map_,
4156 Output_section::merge_section_by_properties_map_,
4157 Output_section::relaxed_input_section_map_,
4158 Output_section::is_relaxed_input_section_map_valid_): Remove data
4160 (Output_section::lookup_maps_): New data member.
4162 2010-05-21 Doug Kwan <dougkwan@google.com>
4165 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4166 avoid a compilation error.
4168 2010-05-19 Rafael Espindola <espindola@google.com>
4170 * script-sections.cc (Output_section_definition::allocate_to_segment):
4171 Update the phdrs_list even when the output section is NULL.
4172 * testsuite/Makefile.am: Add test.
4173 * testsuite/Makefile.in: Regenerate.
4174 * testsuite/script_test_9.cc: New.
4175 * testsuite/script_test_9.sh: New.
4176 * testsuite/script_test_9.t: New.
4178 2010-05-19 Doug Kwan <dougkwan@google.com>
4180 * arm.cc (Arm_input_section::original_size): New method.
4181 (Arm_input_section::do_addralign): Add a cast.
4182 (Arm_input_section::do_output_offset): Remove static cast.
4183 (Arm_input_section::original_addralign,
4184 Arm_input_section::original_size_): Change type to uint32_t.
4185 (Arm_input_section::init): Add safe casts for section alignment
4187 (Arm_input_section::set_final_data_size): Do not set address and
4188 offset of stub table.
4189 (Arm_output_section::fix_exidx_coverage): Change use of of
4190 Output_section::Simple_input_section to that of
4191 Output_section::Input_section.
4192 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4193 except for the first pass.
4194 * output.cc (Output_section::get_input_sections): Change type of
4195 input_sections to std::list<Input_section>.
4196 (Output_section::add_script_input_section): Rename from
4197 Output_section::add_simple_input_section. Change type of SIS
4198 parameter from Simple_input_section to Input_section.
4199 * output.h (Output_section::Simple_input_section): Remove class.
4200 (Output_section::Input_section): Change class visibility to public.
4201 (Output_section::Input_section::addralign): Use stored alignments
4202 for special input sections if set.
4203 (Output_section::Input_section::set_addralign): New method.
4204 (Output_section::get_input_sections): Change parameter type from
4205 list of Simple_input_section to list of Input_section.
4206 (Output_section::add_script_input_section): Rename from
4207 Output_section::add_simple_input_section. Change first parameter's
4208 type from Simple_input_section to Input_section and remove the
4209 second and third parameters.
4210 * script-sections.cc (Input_section::Input_section_list): Change
4211 type to list of Output_section::Input_section/
4212 (Input_section_info::Input_section_info): Change parameter type of
4213 INPUT_SECTION to Output_section::Input_section.
4214 (Input_section_info::input_section): Change return type.
4215 (Input_section_info::input_section_): Change type to
4216 Output_section::Input_section.
4217 (Output_section_element_input::set_section_addresses): Adjust code
4218 to use Output_section::Input_section instead of
4219 Output_section::Simple_input_section. Adjust code for renaming
4220 of Output_section::add_simple_input_section.
4221 (Orphan_output_section::set_section_addresses): Ditto.
4223 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4225 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4226 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4228 2010-05-18 Rafael Espindola <espindola@google.com>
4230 * options.cc (General_options::finalize): Handle -nostdlib.
4231 * options.h (nostdlib): New option.
4232 * script.cc (script_add_search_dir): Handle -nostdlib.
4234 2010-05-12 Doug Kwan <dougkwan@google.com>
4236 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4237 attributes section only if there no attributes section after merging.
4238 (Target_arm::merge_object_attributes): Move value of
4239 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4240 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4241 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4242 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4243 and arm_attr_merge_7.stdout.
4244 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4245 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4246 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4247 arm_attr_merge_7b.o): New rules.
4248 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4250 * testsuite/Makefile.in: Regenerate.
4251 * testsuite/arm_attr_merge.sh: New file.
4252 * testsuite/arm_attr_merge_[67][ab].s: Same.
4254 2010-05-05 Nick Clifton <nickc@redhat.com>
4256 * po/es.po: Updated Spanish translation.
4258 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4260 * Makefile.am (install-exec-local): Properly install gold as
4261 default cross linker.
4262 * Makefile.in: Regenerated.
4264 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4265 Nick Clifton <nickc@redhat.com>
4267 * configure.ac (install_as_default): Define and set to false
4268 unless --enable-gold or --enable-gold=both/gold has been
4270 * configure: Regenerate.
4272 * Makefile.am (install-exec-local): Install the executable as
4273 'ld.gold'. If install_as_default is true then also install it as
4275 * Makefile.in: Regenerated.
4277 2010-04-24 Ian Lance Taylor <iant@google.com>
4279 * layout.cc (Layout::layout_reloc): In relocatable link don't
4280 combine reloc sections for grouped sections.
4282 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4284 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4285 sections that are not ordinary to icf.
4286 * icf.cc (get_section_contents): Handle relocation pointing to section
4287 with no object or shndx information.
4288 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4289 * testsuite/Makefile.in: Regenerate.
4290 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4291 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4293 2010-04-22 Ian Lance Taylor <iant@google.com>
4295 * expression.cc (Expression::Expression_eval_info): Add
4296 result_alignment_pointer field.
4297 (Expression::eval_with_dot): Add result_alignment_pointer
4298 parameter. Change all callers.
4299 (Expression::eval_maybe_dot): Likewise.
4300 (class Binary_expression): Add alignment_pointer parameter to
4301 left_value and right_value. Change all callers.
4302 (BINARY_EXPRESSION): Set result alignment.
4303 (class Trinary_expression): Add alignment_pointer parameter to
4304 arg2_value and arg3_value. Change all callers.
4305 (Trinary_cond::value): Set result alignment.
4306 (Max_expression::value, Min_expression::value): Likewise.
4307 (Align_expression::value): Likewise.
4308 * script-sections.cc (class Sections_element): Add dot_alignment
4309 parameter to set_section_addresses virtual function. Update
4311 (class Output_section_element): Likewise.
4312 (Script_sections::create_segments): Add dot_alignment parameter.
4314 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4315 (Script_sections::set_phdrs_clause_addresses): Likewise.
4316 * script-sections.h: Update declarations.
4317 * script.h: Update declarations.
4318 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4320 * testsuite/script_test_3.t: Set large alignment.
4321 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4322 segment has expected alignment.
4324 2010-04-22 Nick Clifton <nickc@redhat.com>
4326 * po/gold.pot: Updated by the Translation project.
4327 * po/vi.po: Updated Vietnamese translation.
4329 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4331 * testsuite/Makefile.am (check_PROGRAMS): Add
4332 icf_virtual_function_folding_test.
4333 * testsuite/Makefile.in: Regenerated.
4335 2010-04-15 Andrew Haley <aph@redhat.com>
4337 * options.h (merge_exidx_entries): New option.
4338 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4339 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4340 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4341 (Target_arm::merge_exidx_entries): New function.
4342 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4343 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4344 to Arm_exidx_fixup constructor.
4345 Add new arg, merge_exidx_entries.
4346 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4347 Arm_output_section::fix_exidx_coverage.
4349 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4351 * icf.cc (get_section_contents): Check for preemptible functions.
4352 Ignore addend when appropriate.
4353 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4355 (add_from_relobj): Check for section folded.
4356 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4357 * symtab.h (should_add_dynsym_entry): Add new parameter.
4358 * target-reloc.h (scan_relocs): Check for section folded.
4359 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4360 Check reloc types for function pointers in shared objects.
4361 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4363 (icf_preemptible_functions_test): New test case.
4364 (icf_string_merge_test): New test case.
4365 * testsuite.Makefile.in: Regenerate.
4366 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4367 bar_glob. Refactor code.
4368 * testsuite/icf_preemptible_functions_test.cc: New file.
4369 * testsuite/icf_preemptible_functions_test.sh: New file.
4370 * testsuite/icf_string_merge_test.cc: New file.
4371 * testsuite/icf_string_merge_test.sh: New file.
4372 * testsuite/icf_virtual_function_folding_test.cc: New file.
4373 * testsuite/icf_virtual_function_folding_test.sh: New file.
4375 2010-04-14 Doug Kwan <dougkwan@google.com>
4377 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4378 for local symbol recounting if we remove a section due to ICF.
4379 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4380 there are no regular objects in input.
4382 2010-04-13 Doug Kwan <dougkwan@google.com>
4384 * arm.cc (Arm_input_section::set_final_data_size): Compute
4385 accurate final data size instead of using current data size.
4387 2010-04-09 Doug Kwan <dougkwan@google.com>
4389 * layout.cc (Layout::choose_output_section): Handle script section
4391 (Layout::make_output_section_for_script): Add section type parameter.
4392 Handle script section types.
4393 * layout.h (Layout::make_output_section_for_script): Add section
4395 * output.cc (Output_section::Output_section): Initialize data member
4397 (Output_section::do_reset_address_and_file_offset): Do not set address
4398 to 0 if section is a NOLOAD section.
4399 * output.h (Output_section::is_noload): New method.
4400 (Output_section::set_is_noload): Ditto.
4401 (Output_section::is_noload_): New data member.
4402 * script-c.h (Script_section_type): New enum type.
4403 (struct Parser_output_section_header): Add new file section_type.
4404 * script-sections.cc (Sections_element::output_section_name): Add
4405 parameter for returning script section type.
4406 (Output_section_definition::output_section_name): Ditto.
4407 (Output_section_definition::section_type)P; New method.
4408 (Output_section_definiton::script_section_type_name): Ditto.
4409 (Output_section_definition::script_section_type_): New data member.
4410 (Output_section_definition::Output_section_definition): Initialize
4411 data member Output_section_definition::script_section_type_.
4412 (Output_section_definition::create_sections): Pass script section type
4413 to Layout::make_output_section_for_script.
4414 (Output_section_definition::output_section_name): Return script
4415 section type to caller.
4416 (Output_section_definition::set_section_address): Do not advance
4417 dot value and load address if section type is NOLOAD. Set address
4418 of NOLOAD sections regardless of section flags.
4419 (Output_section_definition::print): Print section type if it is
4420 not SCRIPT_SECTION_TYPE_NONE.
4421 (Output_section_definition::section_type): New method.
4422 (Output_section_definition::script_section_type_name): Ditto.
4423 (Script_sections::output_section_name): Add new parameter
4424 PSECTION_TYPE for returning script section type. Pass it to
4425 section elements. Handle discard sections.
4426 (Sort_output_sections::operator()): Handle NOLOAD sections.
4427 * script-sections.h (Script_sections::Section_type): New enum type.
4428 (Script_sections::output_section_name): Add a new parameter for
4429 returning script section type.
4430 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4432 * yyscript.y (union): Add new field SECTION_TYPE.
4433 (COPY, DSECT, INFO, NOLOAD): New tokens.
4434 (opt_address_and_section_type): Change type to output_section_header.
4435 (section_type): New non-terminal
4436 (section_header): Handle section type.
4437 (opt_address_and_section_type): Return section type value.
4439 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4441 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4442 * testsuite/plugin_common_test_2.c (foo): Likewise.
4444 2010-04-08 Doug Kwan <dougkwan@google.com>
4446 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4448 * output.cc (Output_section::add_merge_input_section): Simplify
4449 code and return status of Output_merge_base::add_input_section.
4450 Update merge section map only if Output_merge_base::add_input_section
4453 2010-04-07 Doug Kwan <dougkwan@google.com>
4455 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4456 if section is marked as containing instructions but has no mapping
4458 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4459 correct section index.
4460 (Arm_relobj::find_linked_text_section): Ditto.
4462 2010-04-07 Cary Coutant <ccoutant@google.com>
4464 * archive.cc (include_member): Destroy Read_symbols_data object before
4466 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4467 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4468 (Read_symbols_data::~Read_symbols_data) New destructor.
4469 (Section_relocs::Section_relocs) New constructor.
4470 (Section_relocs::~Section_relocs) New destructor.
4471 (Read_relocs_data::Read_relocs_data) New constructor.
4472 (Read_relocs_data::~Read_relocs_data) New destructor.
4473 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4474 pointers to NULL after deleting.
4476 2010-04-07 Doug Kwan <dougkwan@google.com>
4478 * arm.cc: Replace "endianity" with "endianness" in comments.
4479 (Arm_exidx_cantunwind): Ditto.
4480 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4481 (Arm_relobj::merge_flags_and_attributes): New method.
4482 (Arm_relobj::merge_flags_and_attributes_): New data member.
4483 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4484 (Arm_relobj::scan_sections_for_stubs): Ditto.
4485 (Arm_relobj::do_read_symbols): Check to see if we really want to
4486 merge processor-specific flags and attributes. Exit early if
4487 an object is empty except for section names and the undefined symbol.
4488 (Target_arm::do_finalize_sections): Move check for ELF format to
4489 Arm_relobj::do_read_symbols. Merge processor specific flags and
4490 attributes from a regular object only when we have determined that
4491 it is aapropriate. Do not create an .ARM.attributes section in
4492 output if there is no regular input object.
4493 (Target_arm::merge_processor_specific_flags): Check
4494 --warn-mismatch before printing any error.
4495 (Target_arm::merge_object_attributes): Ditto.
4496 * gold.cc (queue_middle_tasks): Handle the case in which there is
4497 no regular object in input.
4498 * options.cc (General_options::parse_EB): New method.
4499 (General_options::parse_EL): Same.
4500 (General_options::General_options): Initialize endianness_.
4501 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4503 (General_options::Endianness): New enum.
4504 (General_options::endianness): New method.
4505 (General_options::endianness_): New data member.
4506 * parameters.cc (Parameters::set_options): Check target endianness.
4507 (Parameters::set_target_once): Ditto.
4508 (Parameters::check_target_endianness): New method.
4509 (parameters_force_valid_target): If either -EL or -EB is specified,
4510 use it to define endianness of default target.
4511 * parameters.h (Parameters::check_target_endianness): New method
4513 * target.h (class Target): Change "endianity" to "endianness"
4516 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4518 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4519 * configure: Regenerate.
4520 * Makefile.in: Regenerate.
4521 * testsuite/Makefile.in: Regenerate.
4523 2010-04-06 Cary Coutant <ccoutant@google.com>
4526 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4527 prevailing definitions of common symbols.
4528 * testsuite/plugin_test_6.sh: New test case.
4529 * testsuite/plugin_common_test_1.c: New test case.
4530 * testsuite/plugin_common_test_2.c: New test case.
4531 * testsuite/Makefile.am (plugin_test_6): New test case.
4532 * testsuite/Makefile.in: Regenerate.
4534 2010-04-06 Nick Clifton <nickc@redhat.com>
4536 * po/vi.po: New Vietnamese translation.
4538 2010-03-30 Doug Kwan <dougkwan@google.com>
4540 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4542 2010-03-25 Doug Kwan <dougkwan@google.com>
4544 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4545 to avoid a conversion warning on a 32-bit host.
4547 2010-03-24 Ian Lance Taylor <iant@google.com>
4549 * testsuite/script_test_3.t: Add a TLS segment.
4550 * testsuite/Makefile.am (check_PROGRAMS): Add
4551 tls_phdrs_script_test.
4552 (tls_phdrs_script_test_SOURCES): Define.
4553 (tls_phdrs_script_test_DEPENDENCIES): Define.
4554 (tls_phdrs_script_test_LDFLAGS): Define.
4555 (tls_phdrs_script_test_LDADD): Define.
4556 * testsuite/Makefile.in: Rebuild.
4558 2010-03-23 Cary Coutant <ccoutant@google.com>
4560 * fileread.cc (find_or_make_view): Fix comment.
4562 2010-03-23 Ian Lance Taylor <iant@google.com>
4564 * script-sections.cc (class Orphan_section_placement): Define
4565 PLACE_TLS and PLACE_TLS_BSS.
4566 (Orphan_section_placement::Orphan_section_placement): Initialize
4568 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4569 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4570 (tls_script_test_SOURCES): Define.
4571 (tls_script_test_DEPENDENCIES): Define.
4572 (tls_script_test_LDFLAGS): Define.
4573 (tls_script_test_LDADD): Define.
4574 * testsuite/Makefile.in: Rebuild.
4576 2010-03-22 Doug Kwan <dougkwan@google.com>
4578 * arm.cc (Arm_relocate_functions::abs8,
4579 Arm_relocate_functions::abs16): Use correct check for overflow
4580 specified in the ARM ELF specs.
4581 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4582 target of a BLX instruction specially.
4583 (Reloc_stub::stub_type_for_reloc): Ditto.
4584 (Relocate::relocate): Use symbolic names instead of numeric relocation
4585 codes to report error.
4586 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4588 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4589 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4590 thumb2_blx_out_of_range.stdout
4591 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4592 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4593 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4594 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4595 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4596 thumb2_blx_in_range, thumb2_blx_in_range.o,
4597 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4598 thumb2_blx_out_of_range.o): New rules.
4599 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4600 thumb2_blx_in_range and thumb2_blx_out_of_range.
4601 * testsuite/Makefile.in: Regenerate.
4602 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4603 * testsuite/thumb_blx_in_range.s: New file.
4604 * testsuite/thumb_blx_out_of_range.s: New file.
4606 2010-03-22 Rafael Espindola <espindola@google.com>
4608 * archive.cc (Should_include): Move to archive.h.
4609 (should_include_member): Make it a member of Archive.
4611 (Add_lib_group_symbols): New.
4612 * archive.h: Include options.h.
4613 (Archive_member): Moved from Archive.
4614 (Should_include): Moved from archive.cc.
4616 (Add_lib_group_symbols): New.
4617 * dynobj.cc (do_should_include_member): New.
4618 * dynobj.h (do_should_include_member): New.
4619 * gold.cc (queue_initial_tasks): Update call to queue.
4620 * main.cc (main): Print lib group stats.
4621 * object.cc (do_should_include_member): New.
4622 * object.h: Include archive.h.
4623 (Object::should_include_member): New.
4624 (Object::do_should_include_member): New.
4625 (Sized_relobj::do_should_include_member): New.
4626 * options.cc (General_options::parse_start_lib): New.
4627 (General_options::parse_end_lib): New.
4628 (Input_arguments::add_file): Handle lib groups.
4629 (Input_arguments::start_group): Check we are not in a lib.
4630 (Input_arguments::start_lib): New.
4631 (Input_arguments::end_lib): New.
4632 * options.h (General_options): Add start_lib and end_lib.
4633 (Input_argument::lib_): New.
4634 (Input_argument::lib): New.
4635 (Input_argument::is_lib): New.
4636 (Input_file_lib): New.
4637 (Input_arguments::in_lib_): New.
4638 (Input_arguments::in_lib): New.
4639 (Input_arguments::start_lib): New.
4640 (Input_arguments::end_lib_): New.
4641 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4642 in unused members as preempted.
4643 (Sized_pluginobj::do_should_include_member): New.
4644 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4645 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4647 (Read_symbols::do_whole_lib_group): New.
4648 (Read_symbols::do_lib_group): New.
4649 (Read_symbols::do_read_symbols): Handle lib groups.
4650 (Read_symbols::get_name): Handle lib groups.
4651 * readsyms.h (Read_symbols): Add an archive member pointer.
4652 (Read_symbols::do_whole_lib_group): New.
4653 (Read_symbols::do_lib_group): New.
4654 (Read_symbols::member_): New.
4655 * script.cc (read_input_script): Update call to queue_soon.
4657 2010-03-19 Doug Kwan <dougkwan@google.com>
4659 * arm.cc (Stub_table::Stub_table): Initialize new data members
4660 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4661 (Stub_table::add_reloc_stub): Assign stub offset and update
4662 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4663 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4665 (Stub_table::update_data_size_and_addralign): Use
4666 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4667 instead of going over all reloc stubs.
4668 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4669 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4670 Stringpool_template::offset_ to size of Stringpool_char.
4671 (Stringpool_template::new_key_offset): Remove code to initialize
4672 Stringpool_template::offset_.
4673 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4674 Stringpool_template::offset_ to zero.
4676 2010-03-15 Doug Kwan <dougkwan@google.com>
4678 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4680 (Stringpool_template::new_key_offset): New method.
4681 (Stringpool_template::add_string): Assign offsets when adding new
4683 (Stringpool_template::set_string_offsets): Do not set string offsets
4684 when not optimizing.
4685 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4687 (Chunked_vector::clear): Clear size_.
4688 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4689 (Chunked_vector::size): Return size_.
4690 (Chunked_vector::push_back): Use size_ to find insert position.
4691 (Chunked_vector::size_): New data member.
4692 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4693 (Stringpool_template::new_key_offset): New method declaration.
4694 (Stringpool_template::offset_): New data member.
4696 2010-03-15 Rafael Espindola <espindola@google.com>
4698 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4699 Add_symbols' constructor.
4700 * readsyms.h (Add_symbols): Remove the input_group member.
4702 2010-03-10 Ian Lance Taylor <iant@google.com>
4704 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4705 target to ask whether a reference to a symbol requires a stack
4707 * target.h (Target::is_call_to_non_split): New function.
4708 (Target::do_is_call_to_non_split): Declare virtual function.
4709 * target.cc: Include "symtab.h".
4710 (Target::do_is_call_to_non_split): New function.
4711 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4713 2010-03-10 Cary Coutant <ccoutant@google.com>
4715 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4716 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4717 (File_read::open[2]): Add whole_file_view_ to list of views.
4718 (File_read::make_view): Remove test of whole_file_view_.
4719 (File_read::find_or_make_view): Create whole_file_view_ if
4721 (File_read::clear_views): Replace bool parameter with enum;
4722 adjust all callers. Don't delete views with permanent data;
4723 do delete cached views and views from archives if
4724 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4725 if clearing the corresponding view.
4726 * fileread.h (File_read::Clear_views_mode): New enum.
4727 (File_read::View::is_permanent_view): New method.
4728 (File_read::clear_views): Replace bool parameter
4729 with enum; adjust all callers.
4730 * options.h (General_options): Change keep_files_mapped option;
4731 add map_whole_files.
4732 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4734 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4737 2010-03-10 David S. Miller <davem@davemloft.net>
4739 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4741 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4743 * icf.cc (get_section_contents): Add '@' marker after processing the
4746 2010-03-08 Doug Kwan <dougkwan@google.com>
4748 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4749 due to a conversion warning.
4750 (Arm_relobj::update_output_local_symbol_count): Check for local
4751 symbol with unset output index.
4753 2010-03-05 Ian Lance Taylor <iant@google.com>
4755 * options.h (class General_options): Add --spare-dynamic-tags.
4756 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4757 --spare-dynamic-tags.
4759 2010-03-05 Ian Lance Taylor <iant@google.com>
4761 * incremental.cc: Include "libiberty.h".
4763 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4765 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4766 function, is_info_ member.
4767 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4768 (Versions::Versions): Update caller.
4769 (Versions::define_base_version): Likewise.
4770 (Versions::add_def): Likewise.
4772 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4774 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4775 (Scan::possible_function_pointer_reloc): New function.
4776 (Scan::local_reloc_may_be_function_pointer): Change to call
4777 possible_function_pointer_reloc.
4778 (Scan::global_reloc_may_be_function_pointer): Ditto.
4779 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4780 relocations in ".data.rel.ro._ZTV" section.
4781 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4782 * testsuite/icf_safe_so_test.cc: Ditto.
4783 * testsuite/icf_safe_test.cc: Ditto.
4784 * testsuite/icf_safe_test.sh: Ditto.
4786 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4787 Ian Lance Taylor <iant@google.com>
4789 * target-reloc.h (relocate_section): Check the symbol table index
4790 for -1U before setting the local symbol index.
4791 (scan_relocatable_relocs): If copying the relocation, record that
4792 the local symbol is required.
4793 * object.h (Symbol_value::is_output_symtab_index_set): New
4795 (Symbol_value::may_be_discarded_from_output_symtab): New
4797 (Symbol_value::has_output_symtab_entry): New function.
4798 (Symbol_value::needs_output_symtab_entry): Remove.
4799 (Symbol_value::output_symtab_index): Make sure the symbol index is
4801 (Symbol_value::set_output_symtab_index): Make sure the symbol
4802 index is not set. Make sure the new index is valid.
4803 (Symbol_value::set_must_have_output_symtab_entry): New function.
4804 (Symbol_value::has_output_dynsym_entry): New function.
4805 (Symbol_value::set_output_dynsym_index): Make sure the new index
4807 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4808 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4809 local symbol if permitted.
4810 (Sized_relobj::do_finalize_local_symbols): Call
4811 is_output_symtab_index_set rather than needs_output_symtab_entry.
4812 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4813 rather than needs_output_symtab_entry. Call
4814 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4815 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4816 is_output_symtab_index_set rather than needs_output_symtab_entry.
4817 * testsuite/discard_locals_relocatable_test.c: New file.
4818 * testsuite/discard_locals_test.sh: Test -r.
4819 * testsuite/Makefile.am (check_DATA): Add
4820 discard_locals_relocatable_test1.syms,
4821 discard_local_relocatable_test2.syms.
4822 (MOSTLYCLEANFILES): Likewise. Also add
4823 discard_locals_relocatable_test1.lout and
4824 discard_locals_relocatable_test2.out.
4825 (discard_locals_relocatable_test1.syms): New target.
4826 (discard_locals_relocatable_test.o): New target.
4827 (discard_locals_relocatable_test1.out): New target.
4828 (discard_locals_relocatable_test2.syms): New target.
4829 (discard_locals_relocatable_test2.out): New target.
4830 (various): Add missing ../ld-new dependencies.
4831 * testsuite/Makefile.in: Rebuild.
4833 2010-03-03 Nick Clifton <nickc@redhat.com>
4835 * po/fi.po: New Finnish translation.
4837 2010-03-01 Doug Kwan <dougkwan@google.com>
4839 * layout.cc (Layout::Layout): Force section types of .init_array*,
4840 .preinit_array* and .fini_array* sections.
4841 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4842 Fix check of return value of std::string::find.().
4843 (Output_section::Input_section_sort_compare::operator()): Remove
4844 comment about .init_array.
4845 (Output_section::Input_section_sort_init_fini_compare::operator()):
4847 (Output_section::sort_attached_input_sections): Handle .init_array
4848 and .fini_array specially.
4849 * output.h (Output_section::Inut_section_sort_compare): Update
4851 (Output_section::Input_section_sort_init_fini_compare): New struct.
4853 2010-02-26 Doug Kwan <dougkwan@google.com>
4855 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4856 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4857 * testsuite/debug_msg.sh: Avoid matching source line number for
4858 use of global variable undef_int.
4860 2010-02-26 Doug Kwan <dougkwan@google.com>
4862 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4863 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4864 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4865 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4866 * options.cc (General_options::General_options): Initialize member
4868 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4869 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4870 and rm_no_fix_v4bx.stdout
4871 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4872 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4873 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4874 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4875 and arm_no_fix_v4bx.
4876 * Makefile.in: Regenerate.
4877 * testsuite/arm_fix_v4bx.s: New file.
4878 * testsuite/arm_fix_v4bx.sh: Ditto.
4880 2010-02-24 Doug Kwan <dougkwan@google.com>
4882 * arm.cc (Target_arm::got_section): Make the .got section the first
4883 non RELRO section in the data segment.
4884 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4885 suffixes of section names.
4887 2010-02-24 Doug Kwan <dougkwan@google.com>
4889 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4890 flags and attributes merging if an input file is a binary file.
4891 * fileread.cc (Input_file::open): Record format of original file.
4892 * fileread.h (Input_file::Format): New enum type.
4893 (Input_file::Input_file): Initialize data member format_.
4894 (Input_file::format): New method definition.
4895 (Input_file::format_):: New data member.
4897 2010-02-24 Doug Kwan <dougkwan@google.com>
4899 * arm.cc (Arm_output_data_got): New class.
4900 (ARM_TCB_SIZE): New constant
4901 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4902 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4903 If user uses a script with a SECTIONS clause, issue only a warning
4904 for a misplaced EXIDX input section. Otherwise, issue an error.
4905 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4907 (Target_arm::got_mode_index_entry): Handle static linking.
4908 (Target_arm::Scan::local): Ditto.
4909 (Target_arm::Scan::global): Ditto.
4910 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4911 all incorrectly implemented relocations.
4912 (Target_arm::fix_exidx_coverage): Pass layout to
4913 Arm_output_section::fix_exidx_coverage.
4914 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4915 from ".ARM.exidx." and ".ARM.extab.".
4917 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4919 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4920 section if it does not already exist.
4921 * attributes.cc (Attributes_section_data::Attributes_section_data):
4922 Don't crash if size is zero.
4924 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4925 Ian Lance Taylor <iant@google.com>
4927 * gold.cc (queue_middle_tasks): If no input files were opened,
4929 * workqueue.h (Task_function::Task_function): Assert that there is
4932 2010-02-22 Doug Kwan <dougkwan@google.com>
4934 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4935 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4936 types to avoid warnings due to different uint64_t implementations
4939 2010-02-21 Doug Kwan <dougkwan@google.com>
4941 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4942 handling of the maximum backward branch offset.
4943 (Arm_relocate_functions::thumb_branch_common): Ditto.
4944 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4945 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4946 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4947 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4948 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4949 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4950 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4951 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4952 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4953 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4954 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4955 thumb2_bl_out_of_range.o): New rules.
4956 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4957 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4958 thumb2_bl_out_of_range
4959 * testsuite/Makefile.in: Regenerate.
4960 * testsuite/arm_bl_in_range.s: New file.
4961 * testsuite/arm_bl_out_of_range.s: Ditto.
4962 * testsuite/arm_branch_in_range.sh: Ditto.
4963 * testsuite/arm_branch_range.t: Ditto.
4964 * testsuite/thumb2_branch_range.t: Ditto.
4965 * testsuite/thumb_bl_in_range.s: Ditto.
4966 * testsuite/thumb_bl_out_of_range.s: Ditto.
4967 * testsuite/thumb_branch_range.t: Ditto.
4969 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4971 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4972 Add reloc offset information.
4973 * icf.cc (get_section_contents): Change iterators to point to the new
4974 vectors. Add reloc offset information to the contents.
4975 * icf.h (Icf::Sections_reachable_info): New typedef.
4976 (Icf::Sections_reachable_list): New typedef.
4977 (Icf::Offset_info): New typedef.
4978 (Icf::Reloc_info): New struct typedef.
4979 (Icf::Reloc_info_list): New typedef.
4980 (Icf::symbol_reloc_list): Delete method.
4981 (Icf::addend_reloc_list): Delete method.
4982 (Icf::section_reloc_list): Delete method.
4983 (Icf::reloc_info_list): New method.
4984 (Icf::reloc_info_list_): New member.
4986 2010-02-19 Doug Kwan <dougkwan@google.com>
4988 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
4989 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
4990 * arm.cc (Arm_relocation_functions): New forward declaration.
4991 (Target_arm::Target_arm): Initialize new data members
4992 got_mod_index_offset_ and tls_base_symbol_defined_.
4993 (Target_arm::Relocate::relocate_tls): New method.
4994 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
4995 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
4997 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
4998 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
4999 (Target_arm::got_mod_index_offset_,
5000 Target_arm::tls_base_symbol_defined_): New data members.
5001 (Target_arm::Scan::local, Target::Scan::global,
5002 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5005 2010-02-18 Doug Kwan <dougkwan@google.com>
5007 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5008 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5009 text section as a parameter becuase some broken tools may not set
5010 the link in section header.
5011 (Target_arm::has_got_section): New method.
5012 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5013 without any mapping symbol as data only. Remove warning.
5014 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5015 link in its section header, try to discover the link by inspecting the
5016 REL31 relocation at the beginning of the section.
5017 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5019 (Target_arm::Scan::global): Treat any reference to the symbol
5020 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5022 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5024 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5025 (Scan::global_reloc_may_be_function_pointer): New function.
5026 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5027 (Scan::global_reloc_may_be_function_pointer): New function.
5028 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5029 (Scan::global_reloc_may_be_function_pointer): New function.
5030 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5031 (Scan::global_reloc_may_be_function_pointer): New function.
5032 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5033 (Scan::global_reloc_may_be_function_pointer): New function.
5034 (Scan::possible_function_pointer_reloc): New function.
5035 (Target_x86_64::can_check_for_function_pointers): New function.
5036 * gc.h (gc_process_relocs): Scan relocation types to determine if
5037 function pointers were taken for targets that support it.
5038 * icf.cc (Icf::find_identical_sections): Include functions for
5039 folding in safe ICF whose pointer is not taken.
5040 * icf.h (Secn_fptr_taken_set): New typedef.
5041 (fptr_section_id_): New member.
5042 (section_has_function_pointers): New function.
5043 (set_section_has_function_pointers): New function.
5044 (check_section_for_function_pointers): New function.
5045 * options.h: Fix comment for safe ICF option.
5046 * target.h (can_check_for_function_pointers): New function.
5047 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5048 Modify icf_safe_test for X86-64.
5049 * testsuite/Makefile.in: Regenerate.
5050 * testsuite/icf_safe_so_test.cc: New file.
5051 * testsuite/icf_safe_so_test.sh: New file.
5052 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5053 (main): Change to take pointer to function kept_func_3.
5054 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5055 folding is done correctly for X86-64.
5057 2010-02-12 David S. Miller <davem@davemloft.net>
5059 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5060 is_symbolless parameter.
5061 (Output_reloc<SHT_REL>::is_symbolless): New.
5062 (Output_reloc<SHT_REL>::is_symbolless_): New.
5063 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5064 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5065 (Output_reloc<SHT_RELA>::is_symbolless): New.
5066 (Output_data_reloc::add_global): Handle is_symbolless.
5067 (Output_data_reloc::add_global_relative): Likewise.
5068 (Output_data_reloc::add_local): Likewise.
5069 (Output_data_reloc::add_local_relative): Likewise.
5070 (Output_data_reloc::add_symbolless_global_addend): New.
5071 (Output_data_reloc::add_symbolless_local_addend): New.
5072 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5074 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5075 instead of ->is_relative_
5076 (Output_reloc::write): Likewise.
5077 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5078 (Output_reloc::write_rel): Simplify.
5080 * sparc.cc (Target_sparc::Scan::local): Use
5081 ->add_symbolless_local_addend as needed.
5082 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5083 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5084 based upon relocation offset.
5086 2010-02-11 Doug Kwan <dougkwan@google.com>
5088 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5089 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5090 beginning of function.
5091 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5092 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5093 parameter is_32bit in calls to should_apply_static_reloc.
5094 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5095 (check_DATA): Add arm_abs_global.stdout.
5096 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5097 arm_abs_global.stdout): New rules.
5098 (MOSTLLYCLEANFILES): Add arm_abs_global
5099 * Makefile.in: Regenerate.
5100 * testsuite/arm_abs_global.s: New file.
5101 * testsuite/arm_abs_global.sh: Ditto.
5102 * testsuite/arm_abs_lib.s: Ditto.
5104 2010-02-11 Ian Lance Taylor <iant@google.com>
5106 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5108 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5109 Allocate_commons_task first.
5110 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5111 task, rather than symtab_lock_.
5112 (Gc_process_relocs::~Gc_process_relocs): New function.
5113 (Gc_process_relocs::is_runnable): Check this_blocker_.
5114 (Gc_process_relocs::locks): Use next_blocker_ rather than
5116 (Scan_relocs::~Scan_relocs): New function.
5117 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5119 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5121 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5122 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5123 constructor accordingly.
5124 (class Gc_process_relocs): Likewise.
5125 (class Scan_relocs): Likewise.
5126 * common.h (class Allocate_commons_task): Remove symtab_lock_
5127 field, and corresponding constructor parameter.
5128 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5130 (Allocate_commons_task::locks): Likewise.
5132 2010-02-11 Ian Lance Taylor <iant@google.com>
5134 * gold-threads.h (class Once): Define.
5135 (class Initialize_lock): Rewrite as child of Once.
5136 * gold-threads.cc (class Once_initialize): Define.
5137 (once_pointer_control): New static variable.
5138 (once_pointer, once_arg): New static variables.
5139 (c_run_once): New static function.
5140 (Once::Once, Once::run_once, Once::internal_run): New functions.
5141 (class Initialize_lock_once): Remove.
5142 (initialize_lock_control): Remove.
5143 (initialize_lock_pointer): Remove.
5144 (initialize_lock_once): Remove.
5145 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5146 (Initialize_lock::initialize): Rewrite.
5147 (Initialize_lock::do_run_once): New function.
5148 * archive.cc (Archive::interpret_header): Only clear name if it is
5150 * fileread.cc: Include "gold-threads.h"
5151 (file_counts_lock): New static variable.
5152 (file_counts_initialize_lock): Likewise.
5153 (File_read::release): Only increment counts when using --stats.
5154 Use a lock around the increment.
5155 * parameters.cc (class Set_parameters_target_once): Define.
5156 (set_parameters_target_once): New static variable.
5157 (Parameters::Parameters): Move here from parameters.h.
5158 (Parameters::set_target): Rewrite.
5159 (Parameters::set_target_once): New function.
5160 (Parameters::clear_target): Move here and rewrite.
5161 * parameters.h (class Parameters): Update declarations. Add
5162 set_parameters_target_once_ field.
5163 (Parameters::Parameters): Move to parameters.cc.
5164 (Parameters::clear_target): Likewise.
5165 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5167 (Start_group::~Start_group): New function.
5168 (Start_group::is_runnable): New function.
5169 (Start_group::locks, Start_group::run): New functions.
5170 (Finish_group::run): Change saw_undefined to size_t.
5171 * readsyms.h (class Start_group): Define.
5172 (class Finish_group): Change saw_undefined_ field to size_t.
5173 (Finish_group::Finish_group): Remove saw_undefined and
5174 this_blocker parameters. Change all callers.
5175 (Finish_group::set_saw_undefined): New function.
5176 (Finish_group::set_blocker): New function.
5177 * symtab.h (class Symbol_table): Change saw_undefined to return
5178 size_t. Change saw_undefined_ field to size_t.
5179 * target-select.cc (Set_target_once::do_run_once): New function.
5180 (Target_selector::Target_selector): Initialize set_target_once_
5181 field. Don't initialize lock_ and initialize_lock_ fields.
5182 (Target_selector::instantiate_target): Rewrite.
5183 (Target_selector::set_target): New function.
5184 * target-select.h (class Set_target_once): Define.
5185 (class Target_selector): Update declarations. Make
5186 Set_target_once a friend. Remove lock_ and initialize_lock_
5187 fields. Add set_target_once_ field.
5189 2010-02-10 Ian Lance Taylor <iant@google.com>
5191 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5193 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5194 (queue_middle_tasks): Add all blockers before queueing any tasks.
5195 (queue_final_tasks): Likewise.
5196 * token.h (Task_token::add_blockers): New function.
5197 * object.h (Input_objects::number_of_relobjs): New function.
5199 2010-02-10 Ian Lance Taylor <iant@google.com>
5201 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5202 shared, not if not position independent.
5203 * x86_64.cc (Relocate::relocate_tls): Likewise.
5204 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5205 (tls_pie_pic_test): New target.
5206 * testsuite/Makefile.in: Rebuild.
5208 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5209 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5210 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5211 * testsuite/Makefile.in: Rebuild.
5213 2010-02-09 David S. Miller <davem@davemloft.net>
5215 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5216 R_SPARC_RELATIVE using ->add_local_relative().
5217 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5219 * output.h (Output_data_dynamic::add_section_size): New method
5220 that takes two Output_data objects.
5221 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5222 entry param. Handle it in initializers.
5223 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5224 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5225 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5227 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5228 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5229 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5230 for dynrel_includes_plt.
5231 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5232 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5233 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5235 (Target_sparc::do_finalize_sections): Update to pass true for
5236 dynrel_includes_plt.
5237 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5238 output before .rela.plt
5239 (Target_powerpc::do_finalize_sections): Update to pass true for
5240 dynrel_includes_plt when 32-bit.
5242 2010-02-08 Doug Kwan <dougkwan@google.com>
5244 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5246 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5247 Arm_relobj::scan_section_for_cortex_a8_stubs,
5248 Arm_relobj::do_relocation_section): Instead of calling
5249 Output_section::output_address, use faster
5250 Arm_relobj::simple_input_section_output_address.
5252 2010-02-08 David S. Miller <davem@davemloft.net>
5254 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5255 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5256 relocation helper function.
5258 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5259 just like R_SPARC_GOT{10,13,22}.
5260 (Target_sparc::Scan::local): Likewise.
5261 (Target_sparc::Relocate:relocate): Likewise.
5263 2010-02-06 Ian Lance Taylor <iant@google.com>
5265 * configure.ac: Rewrite targetobjs duplicate removal code to use
5266 only shell constructs.
5267 * configure: Rebuild.
5269 2010-02-05 Doug Kwan <dougkwan@google.com>
5272 * arm.cc (Arm_relobj::section_is_scannable): New method.
5273 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5274 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5276 2010-02-04 Doug Kwan <dougkwan@google.com>
5279 * arm-reloc-property.cc (cstdio): Include.
5280 * configure.ac (targetobjs): Remove duplicates.
5281 * configure: Regenerate.
5282 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5283 big and little endian version for a given address size.
5285 2010-02-03 Doug Kwan <dougkwan@google.com>
5287 * arm-reloc-property.cc
5288 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5290 * arm-reloc-property.h
5291 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5292 New method definition.
5293 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5295 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5297 (GOT_PREL): Change implemented to Y.
5298 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5299 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5300 (Arm_relocate_functions::movw_abs_nc): Remove method.
5301 (Arm_relocate_functions::movt_abs): Ditto.
5302 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5303 (Arm_relocate_functions::thm_movt_abs): Ditto.
5304 (Arm_relocate_functions::movw_rel_nc): Ditto.
5305 (Arm_relocate_functions::movw_rel): Ditto.
5306 (Arm_relocate_functions::movt_rel): Ditto.
5307 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5308 (Arm_relocate_functions:thm_movw_rel): Ditto.
5309 (Arm_relocate_functions:thm_movt_rel): Ditto.
5310 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5311 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5312 New method definitions.
5313 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5314 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5315 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5316 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5317 (Target_arm::Relocate::relocate): Check for non-static or
5318 unimplemented relocation code and exit early. Change calls to
5319 Target_arm::reloc_uses_thumb_bit and
5320 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5321 instead. Refactor code to handle similar relocations to increase
5322 code sharing. Remove check for unsupported relocation code in switch
5324 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5325 relocation property table to find out size. Change error message to
5326 print out the name of a relocation code instead of the numeric value.
5327 (Target_arm::scan_reloc_for_stub): Use relocation property table
5328 instead of calling Target_arm::reloc_uses_thumb_bit().
5330 2010-02-02 Doug Kwan <dougkwan@google.com>
5332 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5333 types of relaxed input section.
5335 2010-02-02 Doug Kwan <dougkwan@google.com>
5337 * Makefile.am (HFILES): Add arm-reloc-property.h.
5339 (TARGETSOURCES): Add arm-reloc-property.cc
5340 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5341 (libgold_a_SOURCES): $(DEFFILES)
5342 * Makefile.in: Regenerate.
5343 * arm-reloc-property.cc: New file.
5344 * arm-reloc-property.h: New file.
5345 * arm-reloc.def: New file.
5346 * arm.cc: Update comments.
5347 (arm-reloc-property.h): New included header.
5348 (arm_reloc_property_table): New global variable.
5349 (Target_arm::do_select_as_default_target): New method definition.
5350 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5351 arm-reloc-property to targ_extra_obj.
5352 * parameters.cc (set_parameters_target): Call
5353 Target::select_as_default_target().
5354 * target.h (Target::select_as_default_target): New method definition.
5355 (Target::do_select_as_default_target): Same.
5357 2010-02-01 Doug Kwan <dougkwan@google.com>
5359 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5360 first_output_text_section_.
5361 (Arm_exidx_fixup::first_output_text_section): New method definition.
5362 (Arm_exidx_fixup::first_output_text_section_): New data member.
5363 (Arm_exidx_fixup::process_exidx_section): Record the first text
5364 output section seen.
5365 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5366 and entsize in output section header.
5368 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5370 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5371 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5372 (Arm_relocate_functions::thm_alu11): New Method.
5373 (Arm_relocate_functions::thm_pc8): New Method.
5374 (Arm_relocate_functions::thm_pc12): New Method.
5375 (Target_arm::Scan::local): Handle the relocations.
5376 (Target_arm::Scan::global): Likewise.
5377 (Target_arm::Relocate::relocate): Likewise.
5378 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5380 2010-01-29 Doug Kwan <dougkwan@google.com>
5382 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5383 of relocation types as ld.
5385 2010-01-29 Doug Kwan <dougkwan@google.com>
5387 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5389 (Arm_relocate_functions::thumb_branch_common): Ditto.
5390 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5391 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5392 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5393 Arm_relocate_functions::jump24): Remove.
5394 (Target_arm::Relocate::relocate): Adjust code to call
5395 Arm_relocation_functions::arm_branch_common and
5396 Arm_relocation_functions::thumb_branch_common instead of their removed
5397 wrappers. Merge switch-cases together to reduce source code size.
5399 2010-01-29 Doug Kwan <dougkwan@google.com>
5401 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5402 output_local_symbol_count_needs_update_.
5403 (Arm_relobj::output_local_symbol_count_needs_update,
5404 Arm_relobj::set_output_local_symbol_count_needs_update,
5405 Arm_relobj::update_output_local_symbol_count): New methods.
5406 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5408 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5409 of pointed function as in a R_ARM_PREL31 relocation.
5410 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5411 for output local symbol count updating.
5412 (Target_arm::do_relax): Update output local symbol counts in objects
5414 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5416 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5418 * arm.cc: Added support for the ARM relocations:
5419 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5420 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5421 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5423 (Arm_relocate_functions::movw_rel): New method.
5424 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5425 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5427 (Arm_relocate_functions::thm_movw_rel): New method.
5428 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5430 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5432 (Target_arm::Scan::global): Likewise.
5433 (Target_arm::Relocate::relocate): Likewise.
5434 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5437 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5439 * arm.cc: Added support for ARM group relocations.
5440 (Target_arm::reloc_needs_sym_origin): New method.
5441 (Arm_relocate_functions::calc_grp_kn): New method.
5442 (Arm_relocate_functions::calc_grp_residual): New method.
5443 (Arm_relocate_functions::calc_grp_gn): New method.
5444 (Arm_relocate_functions::arm_grp_alu): New Method.
5445 (Arm_relocate_functions::arm_grp_ldr): New Method.
5446 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5447 (Arm_relocate_functions::arm_grp_ldc): New Method.
5448 (Target_arm::Scan::local): Handle the ARM group relocations.
5449 (Target_arm::Scan::global): Likewise.
5450 (Target_arm::Relocate::relocate): Likewise.
5451 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5454 2010-01-26 Doug Kwan <dougkwan@google.com>
5456 * arm.cc (set): Include.
5457 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5459 (Arm_output_section::Text_section_list): New type.
5460 (Arm_output_section::append_text_sections_to_list): New method.
5461 (Arm_output_section::fix_exidx_coverage): Ditto.
5462 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5463 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5464 Relobj::set_section_offset() instead of
5465 Sized_relobj::invalidate_section_offset().
5466 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5467 parameter for section headers. Ignore relocation sections for
5468 unallocated sections and EXIDX sections.
5469 (Target_arm::fix_exidx_coverage): New method.
5470 (Target_arm::output_section_address_less_than): New type.
5471 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5472 linked text section instead of the EXIDX section.
5473 (Arm_output_section::create_stub_group): Add an assertion to check
5474 that this is not an EXIDX output section.
5475 (Arm_output_section::append_text_sections_to_list): New method.
5476 (Arm_output_section::fix_exidx_coverage): Ditto.
5477 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5478 Arm_relobj::section_needs_reloc_stub_scanning.
5479 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5481 (Target_arm::fix_exidx_coverage): New method.
5482 * object.h (Relobj::set_output_section): New method.
5483 (Sized_relobj::invalidate_section_offset): Remove method.
5484 (Sized_relobj::do_invalidate_section_offset): Remove method.
5485 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5487 2010-01-25 Doug Kwan <dougkwan@google.com>
5489 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5490 Fix warning due to signed and unsigned comparison on a 32-bit host.
5492 2010-01-22 Doug Kwan <dougkwan@google.com>
5494 * arm.cc (Target_arm::do_relax): Record an output section for section
5495 offset adjustment it contains any stub table that has changed.
5496 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5497 offsets in an output section if necessary.
5498 * output.cc (Output_section::Output_section): Initialize
5499 section_offsets_need_adjustments_.
5500 (Output_section::add_input_section_for_script): Renamed to
5501 Output_section::add_simple_input_section.
5502 (Output_section::save_states): Add a comment.
5503 (Output_section::discard_states): New method defintion.
5504 (Output_section::adjust_section_offsets): Same.
5505 * output.h (Output_section::add_input_section_for_script): Renamed to
5506 Output_section::add_simple_input_section.
5507 (Output_section::discard_states): New method declaration.
5508 (Output_section::adjust_section_offsets): Same.
5509 (Output_section::section_offsets_need_adjustment,
5510 Output_section::set_section_offsets_need_adjustment): New method
5512 (Output_section::section_offsets_need_adjustment_): New data member.
5513 * script-sections.cc
5514 (Output_section_element_input::set_section_address): Adjust code for
5515 renaming of Output_section::add_input_section_for_script.
5516 (Orphan_output_section::set_section_address): Same.
5518 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5520 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5521 Fix_v4bx enum values .
5522 * gold/options.h (General_options): New option definitions.
5523 (General_options::fix_v4bx): New method.
5524 (General_options::Fix_v4bx): New enum.
5525 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5526 (General_options::parse_fix_v4bx_interworking): New method.
5528 2010-01-22 Doug Kwan <dougkwan@google.com>
5530 * arm.cc (Arm_exidx_fixup): New class.
5532 2010-01-21 Doug Kwan <dougkwan@google.com>
5534 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5536 (Arm_exidx_section_offset_map): New type.
5538 2010-01-21 Doug Kwan <dougkwan@google.com>
5540 * arm.cc (Arm_exidx_input_section): New class.
5541 (Arm_relobj::exidx_input_section_by_link,
5542 Arm_relobj::exidx_input_section_by_shndx,
5543 Arm_relobj::make_exidx_input_section): New methods.
5544 (read_arm_attributes_section): Remove.
5545 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5546 information about them.
5547 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5550 2010-01-20 Doug Kwan <dougkwan@google.com>
5552 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5553 Input_section_specifier to Section_id.
5554 (Target_arm::new_arm_input_section: Adjust code for change of key
5556 (Target_arm::find_arm_input_section): Ditto.
5557 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5558 (Section_id): Remove.
5559 (Garbage_collection::Section_id_hash): Remove.
5560 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5561 (Section_id): Remove.
5562 (Icf::Section_id_hash): Remove.
5563 * object.h (Section_id, Const_section_id, Section_id_hash,
5564 Const_section_id_hash): New type definitions.
5565 * output.cc (Output_section::add_relaxed_input_section): Change to
5566 use Const_section_id instead of Input_section_specifier as key type.
5567 (Output_section::add_merge_input_section): Ditto.
5568 (Output_section::build_relaxation_map): Change to use Section_id
5569 instead of Input_section_specifier as key type.
5570 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5572 (Output_section::convert_input_sections_to_relaxed_sections): Change
5573 to use Const_section_id instead of Input_section_specifier as key type.
5574 (Output_section::find_merge_section): Ditto.
5575 (Output_section::find_relaxed_input_section): Ditto.
5576 * output.h (Input_section_specifier): Remove class.
5577 (Output_section::Output_section_data_by_input_section_map): Change
5578 key type to Const_section_id.
5579 (Output_section::Output_relaxed_input_section_by_input_section_map):
5581 (Output_section::Relaxation_map): Change key type to Section_id.
5583 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5585 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5586 (class Arm_v4bx_stub): New class.
5587 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5588 (Stub_factory::make_arm_v4bx_stub): New method.
5589 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5590 (Stub_table::empty): Handle v4bx stubs.
5591 (Stub_table::add_arm_v4bx_stub): New method.
5592 (Stub_table::find_arm_v4bx_stub): New method.
5593 (Arm_relocate_functions::v4bx): New method.
5594 (Target_arm::fix_v4bx): New method.
5595 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5596 (Stub_table::relocate_stubs): Likewise.
5597 (Stub_table::do_write): Likewise.
5598 (Stub_table::update_data_size_and_addralign): Likewise.
5599 (Stub_table::finalize_stubs): Likewise.
5600 (Target_arm::Scan::local): Likewise.
5601 (Target_arm::Scan::global): Likewise.
5602 (Target_arm::do_finalize_sections): Likewise.
5603 (Target_arm::Relocate::relocate): Likewise.
5604 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5606 (Target_arm::scan_reloc_for_stub): Likewise.
5607 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5609 2010-01-19 Ian Lance Taylor <iant@google.com>
5611 * output.cc (Output_section_headers::do_sized_write): Write large
5612 segment count to sh_info field.
5613 (Output_file_header::do_sized_write): For large segment count,
5614 write PN_XNUM to e_phnum field.
5616 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5618 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5619 (Arm_relocate_functions::thm_jump8): New function.
5620 (Arm_relocate_functions::thm_jump11): New function.
5621 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5623 (Target_arm::Scan::global): Likewise.
5624 (Target_arm::Relocate::relocate): Likewise.
5625 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5628 2010-01-14 Doug Kwan <dougkwan@google.com>
5630 * arm.cc (map, utility): Include headers.
5631 (Target_arm::apply_cortex_a8_workaround): New method.
5632 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5633 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5634 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5635 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5636 the --[no-]fix-cortex-a8 command line options.
5637 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5638 (Target_arm::relocate_stub): Use addend in instruction template.
5639 * options.h (DEFINE_bool): Set the user-set flag.
5640 (General_options): Add --[no-]-fix-cortex options.
5641 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5642 : Update fast look-up map after conversion.
5644 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5646 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5647 in the first pass of do_layout.
5649 2010-01-13 Doug Kwan <dougkwan@google.com>
5651 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5652 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5653 apparent compiler problem of not folding static constant integral
5654 data members of elfcpp::Elf_sizes<32>.
5656 2010-01-13 Doug Kwan <dougkwan@google.com>
5658 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5659 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5660 Arm_relobj::scan_section_for_cortex_a8_erratum,
5661 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5662 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5663 sections to scan for relocation stubs into a new method
5664 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5665 relocation and Cortex-A8 stub scanning.
5666 (Target_arm::do_relax): Force stubs to be after stubbed sections
5667 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5668 the beginning of a new relaxation pass. Update a comment.
5669 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5671 2010-01-12 Ian Lance Taylor <iant@google.com>
5673 * target-reloc.h (visibility_error): New inline function.
5674 (relocate_section): Call visibility_error.
5675 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5676 (MOSTLYCLEANFILES): Likewise.
5677 (protected_4_pic.o, protected_3.err): New targets.
5678 * testsuite/protected_4.cc: New file.
5680 2010-01-12 Doug Kwan <dougkwan@google.com>
5682 * arm.cc (Cortex_a8_reloc): New class.
5683 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5684 and cortex_a8_relocs_info_.
5685 (Target_arm::fix_cortex_a8): New method definition.
5686 (Target_arm::Cortex_a8_relocs_info): New type.
5687 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5688 New data member declarations.
5689 (Target_arm::scan_reloc_for_stub): Record information about
5690 relocations for THUMB branches that might be exempted from the
5691 Cortex-A8 workaround.
5692 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5693 at the beginning of a relaxation pass.
5695 2010-01-12 Doug Kwan <dougkwan@google.com>
5697 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5698 (Arm_relobj::Mapping_symbol_position,
5699 Arm_reloj::Mapping_symbol_position_less,
5700 Arm_relobj::Mapping_symbols_info): New types.
5701 (Target_arm::is_mapping_symbol_name): New method definition.
5702 (Arm_relobj::do_count_local_symbols): Save information about mapping
5705 2010-01-11 Doug Kwan <dougkwan@google.com>
5707 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5708 Arm_relocate_functions::thumb32_branch_upper,
5709 Arm_relocate_functions::thumb32_branch_lower,
5710 Arm_relocate_functions::thumb32_cond_branch_offset,
5711 Arm_relocate_functions::thumb32_cond_branch_upper,
5712 Arm_relocate_functions::thumb32_cond_branch_lower,
5713 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5714 branch offset encoding.
5715 (Arm_relocate_functions::thumb_branch_common): Use new branch
5716 offset encoding methods to avoid code duplication.
5717 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5718 (Stub_addend_reader::operator()): Use new branch encoding method
5719 to avoid code duplication.
5721 2010-01-11 Doug Kwan <dougkwan@google.com>
5723 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5724 (Target_arm::do_finalize_sections): Define special EXIDX section
5725 symbols only if referenced.
5726 * gc.h (Garbage_collection::add_reference): New method.
5727 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5730 2010-01-11 Ian Lance Taylor <iant@google.com>
5732 * script.cc (Version_script_info::build_expression_list_lookup):
5733 Change complaing about duplicate wildcard match from error to
5736 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5738 (Version_script_info::Version_script_info): Initialize globs_,
5739 default_version_, default_is_global_, and exact_. Don't
5740 initialize globals_ or locals_.
5741 (Version_script_info::build_lookup_tables): Build local symbols
5743 (Version_script_info::unquote): New function.
5744 (Version_script_info::add_exact_match): New function.
5745 (Version_script_info::build_expression_list_lookup): Remove lookup
5746 parameter. Add is_global parameter. Change all callers. Handle
5747 wildcard pattern specially. Unquote pattern. Call
5749 (Version_script_info::get_name_to_match): New function.
5750 (Version_script_info::get_symbol_version): New function.
5751 (Version_script_info::get_symbol_version_helper): Remove.
5752 (Version_script_info::check_unmatched_names): Call unquote.
5753 * script.h (class Version_script_info): Change get_symbol_version
5754 to be non-inline and add is_global parameter; change all callers.
5755 Rewrite symbol_is_local. Update declarations. Define struct
5756 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5757 Remove globals_ and locals_ members. Add exact_, globs_,
5758 default_version_, is_global_.
5759 (Version_script_info::Glob): Remove pattern, add expression and
5760 is_global. Update constructor. Change all callers.
5761 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5763 (Versions::symbol_section_contents): If a symbol is undefined, or
5764 defined in a dynamic object, set the version index to
5766 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5768 (Symbol_table::add_from_pluginobj): Likewise.
5769 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5771 2010-01-11 Doug Kwan <dougkwan@google.com>
5773 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5774 (incremental_dump_LDADD): Add linking option for libintl.
5775 * Makefile.in: Regenerate.
5777 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5780 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5782 * testsuite/Makefile.in: Regenerated.
5784 2010-01-10 Doug Kwan <dougkwan@google.com>
5786 * options.h (DEFINE_var): Use parentheses around argument varname__
5787 in macro body to avoid any unintended subsequent substitutions.
5789 2010-01-10 Ian Lance Taylor <iant@google.com>
5791 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5792 candidates before doing symbol resolution.
5794 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5795 ODR candidates if only one is weak.
5797 2010-01-08 Ian Lance Taylor <iant@google.com>
5799 * script.cc (Version_script_info::build_expression_list_lookup):
5800 Don't warn about ambiguous version, just record the ambiguity.
5801 (Version_script_info::get_symbol_version_helper): Give error if
5802 version is ambiguous.
5804 2010-01-08 Doug Kwan <dougkwan@google.com>
5806 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5807 prev_data_size_ and prev_addralign_. Remove initializer for
5808 deleted data member has_been_changed_.
5809 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5810 to determine if the table is empty.
5811 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5813 (Stub_table::add_reloc_stub): Define method in class definition
5814 instead of just declaring it there.
5815 (Stub_table::add_cortex_a8_stub): New method definition.
5816 (Stub_table::update_data_size_and_addralign): Ditto.
5817 (Stub_table::finalize_stubs): Ditto.
5818 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5819 (Stub_table::do_addralign_): Return address alignment in the
5820 (Stub_table::do_reset_address_and_file_offset): Define method in
5821 class definition instead of declaring it there. Set current data
5822 size to be the data size of the previous pass.
5823 (Stub_table::set_final_data_size): Use current data size as the
5825 (Stub_table::relocate_stub): Change parameter type of stub from
5826 Reloc_stub pointer to Stub pointer.
5827 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5828 (Stub_table::Cortex_a8_stub_list): New typedef.
5829 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5830 Stub_table::prev_addralign_): New data member.
5831 (Arm_relobj::Arm_relobj): Initialize data member
5832 section_has_cortex_a8_workaround_.
5833 (Arm_relobj::section_has_cortex_a8_workaround,
5834 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5836 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5838 (Target_arm::relocate_stub): Change parameter type of stub from
5839 Reloc_stub pointer to Stub pointer.
5840 (Insn_template::size, Insn_template::alignment): Handle
5841 THUMB16_SPECIAL_TYPE.
5842 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5843 Stub_table::update_data_size_and_addralign,
5844 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5846 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5847 (Stub_table::do_write): Ditto.
5848 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5850 2010-01-08 Ian Lance Taylor <iant@google.com>
5853 * symtab.h (class Symbol): Remove fields is_target_special_ and
5854 has_plt_offset_. Add field is_defined_in_discarded_section_.
5855 (Symbol::is_defined_in_discarded_section): New function.
5856 (Symbol::set_is_defined_in_discarded_section): New function.
5857 (Symbol::has_plt_offset): Rewrite.
5858 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5859 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5860 Don't initialize is_target_special_ or has_plt_offset_.
5861 Initialize is_defined_in_discarded_section_.
5862 (Symbol_table::add_from_relobj): If appropriate, set
5863 is_defined_in_discarded_section.
5864 * resolve.cc (Symbol::override_base_with_special): Don't test
5865 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5866 * target-reloc.h (relocate_section): Do special handling for
5867 symbols defined in discarded sections for global symbols as well
5870 2010-01-08 Ian Lance Taylor <iant@google.com>
5872 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5873 the SHT_SYMTAB case.
5875 2010-01-08 Ian Lance Taylor <iant@google.com>
5877 * object.cc (Sized_relobj::do_layout): Don't get confused if
5878 layout_eh_frame returns NULL.
5880 2010-01-08 Ian Lance Taylor <iant@google.com>
5883 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5884 dynamic symbol table, use the normal symbol table.
5885 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5888 2010-01-08 Ian Lance Taylor <iant@google.com>
5891 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5894 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5896 * version.cc (print_version): Change to "Copyright 2010".
5898 2010-01-08 Ian Lance Taylor <iant@google.com>
5902 * i386.cc (class Target_i386): Change return type of plt_section
5904 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5905 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5906 tls_desc_rel_ field.
5907 (Output_data_plt_i386::rel_tls_desc): New function.
5908 (Target_i386::rel_tls_desc_section): New function.
5909 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5910 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5911 R_386_TLS_DESC reloc in rel_tls_desc_section.
5912 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5913 Define struct Tlsdesc_info.
5914 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5915 (Target_x86_64::do_reloc_symbol_index): New function.
5916 (Target_x86_64::add_tlsdesc_info): New function.
5917 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5918 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5920 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5922 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5923 (Target_x86_64::rela_tlsdesc_section): New function.
5924 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5926 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5927 (Target_x86_64::do_reloc_addend): New function.
5928 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5929 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5930 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5931 (Output_reloc::type): New function.
5932 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5933 (Output_reloc::is_target_specific): New function.
5934 (Output_reloc::target_arg): New function.
5935 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5936 absolute relocs and target specific relocs.
5937 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5938 add_target_specific.
5939 (class Output_data_reloc) [SHT_RELA]: Likewise.
5940 * output.cc (Output_reloc::Output_reloc): Add four new versions
5941 for absolute relocs and target specific relocs.
5942 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5943 (Output_reloc::get_symbol_index): Likewise.
5944 (Output_reloc::local_section_offset): Check that local_sym_index_
5945 is not TARGET_CODE or 0.
5946 (Output_reloc::symbol_value): Likewise.
5947 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5949 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5950 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5952 * layout.cc (add_target_dynamic_tags): Use output section for
5953 DT_PLTRELSZ and DT_JMPREL.
5955 2010-01-07 Ian Lance Taylor <iant@google.com>
5958 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5960 (class Output_data_reloc_generic): Define.
5961 (class Output_data_reloc_base): Change base class to
5962 Output_data_reloc_generic. Change add() method to call
5963 bump_relative_reloc_count for a relative reloc. Remove
5965 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5967 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5968 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5970 * layout.h (class Layout): Update declaration.
5972 2010-01-07 Ian Lance Taylor <iant@google.com>
5974 * output.h (class Output_data): Add const version of
5975 output_section and do_output_section.
5976 (class Output_section_data): Add const version of
5978 (class Output_section): Likewise.
5979 * layout.cc (Layout::add_target_dynamic_tags): New function.
5980 * layout.h (class Layout): Update declarations.
5981 * arm.cc (Target_arm::do_finalize_sections): Use
5982 add_target_dynamic_tags.
5983 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5984 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5985 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5986 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5988 2010-01-07 Ian Lance Taylor <iant@google.com>
5991 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
5994 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5995 Ian Lance Taylor <iant@google.com>
5998 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
5999 Xindex::read_symtab_xindex.
6001 2010-01-07 Doug Kwan <dougkwan@google.com>
6003 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6004 (Insn_template::thumb16_bcond_insn): New method declaration.
6005 (Insn_template): Fix spelling.
6006 (Stub::thumb16_special): New method declaration.
6007 (Stub::do_write): Define virtual method which was previously pure
6009 (Stub::do_thumb16_special): New method declaration.
6010 (Stub::do_fixed_endian_write): New template member.
6011 (Reloc_stub::do_write): Remove.
6012 (Reloc_stub::do_fixed_endian_write): Remove.
6013 (Cortex_a8_stub): New class definition.
6014 (Stub_factory::make_cortex_a8_stub): New method definition.
6015 (Stub_factory::Stub_factory): Add missing static storage class
6016 qualifier for elf32_arm_stub_a8_veneer_blx.
6018 2010-01-07 Ian Lance Taylor <iant@google.com>
6021 * options.h (class General_options): Add --warn-unresolved-symbols
6022 and --error-unresolved-symbols.
6023 * errors.cc (Errors::undefined_symbol): Implement
6024 --warn-unresolved-symbols.
6026 * options.h (class General_options): Add -z text and -z textoff.
6027 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6029 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6031 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6032 (Garbage_collection::cident_sections): New function.
6033 (Garbage_collection::add_cident_section): New function.
6034 (Garbage_collection::cident_sections_): New member.
6035 (gc_process_relocs): Add references to sections whose names are C
6037 * gold.h (cident_section_start_prefix): New constant.
6038 (cident_section_stop_prefix): New constant.
6039 (is_cident): New function.
6040 * layout.cc (Layout::define_section_symbols): Replace string constants
6041 with the newly defined constants.
6042 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6044 * testsuite/Makefile.am: Add gc_orphan_section_test.
6045 * testsuite/Makefile.in: Regenerate.
6046 * testsuite/gc_orphan_section_test.cc: New file.
6047 * testsuite/gc_orphan_section_test.sh: New file.
6049 2010-01-06 Ian Lance Taylor <iant@google.com>
6052 * options.h (class General_options): Add --warn-shared-textrel.
6053 * layout.cc (Layout::finish_dynamic_section): Implement
6054 --warn-shared-textrel.
6057 * options.h (class General_options): Add --warn-multiple-gp.
6059 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6061 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6062 $(THREADSLIB) and $(LIBDL).
6063 * Makefile.in: Rebuild.
6065 2010-01-06 Ian Lance Taylor <iant@google.com>
6068 * options.cc (General_options::parse_section_start): New function.
6069 (General_options::section_start): New function.
6070 (General_options::General_options): Initialize all members.
6071 * options.h: Include <map>
6072 (class General_options): Add --section-start. Add section_starts_
6074 * layout.cc (Layout::attach_allocated_section_to_segment): If
6075 --section-start was used, set the address of the segment. Remove
6076 local sort_sections.
6077 (Layout::relaxation_loop_body): If the address of the load segment
6078 has been set by --section-start, don't use it.
6079 * output.h (Output_segment::update_flags_for_output_section): New
6081 * output.cc (Output_segment::add_output_section): Call
6082 update_flags_for_output_section.
6084 2010-01-05 Ian Lance Taylor <iant@google.com>
6087 * options.h (class General_options): Add --undefined-version.
6088 * script.cc (struct Version_expression): Add was_matched_by_symbol
6090 (Version_script_info::matched_symbol): New function.
6091 (Version_script_info::get_symbol_version_helper): Call
6093 (Version_script_info::check_unmatched_names): New function.
6094 * script.h (class Version_script_info): Update declarations.
6095 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6097 * options.h (class General_options): Use DEFINE_bool_alias for
6098 allow_multiple_definition.
6099 * resolve.cc (Symbol_table::should_override): Don't test
6100 allow_multiple_definition.
6103 * options.h (class General_options): Add --cref.
6104 * main.cc (main): Print cref table if --cref. Don't close mapfile
6105 until after printing cref table.
6106 * cref.cc: Include "symtab.h".
6107 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6108 (Cref_table_compare::operator()): New function.
6109 (Cref_inputs::gather_cref): New function.
6110 (filecol): New static const.
6111 (Cref_inputs::print_cref): New function.
6112 (Cref::print_cref): New function.
6113 * cref.h: Include <cstdio>.
6114 (class Cref): Update declarations.
6115 * mapfile.h (Mapfile::file): New function.
6116 * object.h (class Object): Define Symbols. Declare virtual
6117 do_get_global_symbols.
6118 (Object::get_global_symbols): New function.
6119 * object.cc (Input_objects::add_object): Pass object to cref_ if
6121 (Input_objects::archive_start): Likewise.
6122 (Input_objects::archive_stop): Likewise.
6123 (Input_objects::print_cref): New function.
6124 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6125 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6127 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6129 * plugin.h (class Sized_pluginobj): Update declarations.
6131 2010-01-05 Ian Lance Taylor <iant@google.com>
6133 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6134 to is_default_version. Rename insdef to insdefault.
6135 (Symbol_table::add_from_relobj): Rename def to is_default_version
6136 and local to is_forced_local.
6137 (Symbol_table::add_from_pluginobj): Likewise.
6138 (Symbol_table::add_from_dynobj): Likewise.
6139 (Symbol_table::define_special_symbol): Rename insdef to
6142 2010-01-04 Ian Lance Taylor <iant@google.com>
6145 * options.h (class General_options): Add
6146 --allow-multiple-definition and -z muldefs.
6147 * resolve.cc (Symbol_table::should_override): Don't warn about a
6148 multiple symbol definition if --allow-multiple-definition or -z
6152 * options.h (class General_options): Add --add-needed and
6153 --copy-dt-needed-entries. Tweak --as-needed help entry.
6154 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6155 error if --copy-dt-needed-entries aka --add-needed is used and
6156 would cause a change in behaviour.
6159 * options.h (class General_options): Add -G as a short version of
6160 --shared. Add no-op options -assert, -g, and -i.
6162 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6164 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6165 check for .text or .gnu.linkonce.t sections.
6166 * icf.cc (Icf::find_identical_sections): Ditto.
6167 Change the detection for mangled function name within the section
6169 * icf.h (is_section_foldable_candidate): New function.
6171 2009-12-30 Ian Lance Taylor <iant@google.com>
6174 * options.h (class General_options): Permit two dashes with
6175 --retain-symbols-file.
6177 2009-12-30 Ian Lance Taylor <iant@google.com>
6180 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6181 don't put the file header and segment headers in the text
6185 * common.cc (Sort_commons::operator()): Stabilize sort when both
6187 (Symbol_table::do_allocate_commons_list): When allocating common
6188 symbols, skip a symbol which is no longer common.
6189 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6190 an object before checking its type.
6191 * testsuite/common_test_2.c: New file.
6192 * testsuite/common_test_3.c: New file.
6193 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6194 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6195 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6196 (common_test_2_pic.o, common_test_2.so): New targets.
6197 (common_test_3_pic.o, common_test_3.so): New targets.
6198 * testsuite/Makefile.in: Rebuild.
6201 * script.cc (read_input_script): If we see a new SECTIONS clause,
6202 and we have added an input section, give an error.
6203 * layout.h (class Layout): Add have_added_input_section function.
6204 Add have_added_input_section_ field.
6205 * layout.cc (Layout::Layout): Initialize
6206 have_added_input_section_.
6207 (Layout::layout): Set have_added_input_section_.
6208 (Layout::layout_eh_frame): Likewise.
6210 2009-12-30 Ian Lance Taylor <iant@google.com>
6213 * options.h (class General_options): Add --sort-common option.
6214 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6215 * common.cc (Sort_common): Add sort_order parameter to
6216 constructor. Add sort_order_ field.
6217 (Sort_commons::operator): Check sort_order_.
6218 (Symbol_table::allocate_commons): Determine the sort order.
6219 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6221 (Symbol_table::do_allocate_commons_list): Likewise.
6223 2009-12-30 Ian Lance Taylor <iant@google.com>
6226 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6227 symbols from this object, don't change the visibility of an
6229 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6231 2009-12-30 Ian Lance Taylor <iant@google.com>
6234 * script.h (class Version_script_info): Define Language enum.
6235 Update declarations. Define Glob, Exact, and Lookup types. Add
6236 new fields globals_, locals_, and is_finalized_.
6237 * script.cc: Various formatting fixes.
6238 (class Parser_closure): Change language_stack_ from a vector of
6239 std::string to one of Version_script_info::Language. Adjust all
6241 (class Lazy_demangler): Remove.
6242 (struct Version_expression): Change language from std::string to
6243 Version_script_info::Language.
6244 (Version_script_info::Version_script_info): New function.
6245 (Version_script_info::~Version_script_info): Don't call clear.
6246 (Version_script_info::finalize): New function.
6247 (Version_script_info::build_lookup_tables): New function.
6248 (Version_script_info::build_expression_list_lookup): New
6250 (Version_script_info::get_symbol_version_helper): Rewrite to use
6252 (Version_script_info::print_expression_list): Adjust to use
6253 Version_script_info::Language.
6254 (script_push_lex_into_version_mode): Check that the version script
6255 has not been finalized.
6256 (version_script_push_lang): Change language string to
6257 Version_script_info::Language.
6258 * options.cc (Command_line::version_script): New function.
6259 * options.h (class General_options): Add finalize_dynamic_list
6260 function. Change version_script from declaration to definition.
6261 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6262 * testsuite/version_script.map: Remove duplicate def of foo.
6263 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6265 * testsuite/Makefile.in: Rebuild.
6267 2009-12-30 Ian Lance Taylor <iant@google.com>
6270 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6271 if the input symbol index is 0, make the output symbol index 0.
6273 2009-12-30 Ian Lance Taylor <iant@google.com>
6276 * options.h (class General_options): Add -x/--discard-all.
6277 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6278 --discard-all. If the local symbol needs a dynamic entry, check
6279 that before handling --discard-locals.
6281 2009-12-30 Ian Lance Taylor <iant@google.com>
6284 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6286 (Output_segment::add_output_section): Don't change the flags if
6290 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6291 GNU hash table if they need a dynamic value. Otherwise, don't add
6292 them if they are defined in a dynamic object or are forced local.
6294 2009-12-29 Ian Lance Taylor <iant@google.com>
6297 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6298 .gnu.hash table for a 32-bit target.
6301 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6302 regular and a dynamic object only needs a dynamic symbol table
6303 entry if it is externally visible.
6306 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6307 constructor. Add global_offset_table_ field.
6308 (Target_i386::got_section): Set global_offset_table_.
6309 (Target_i386::do_finalize_sections): Set global_offset_table_
6311 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6312 in constructor. Add global_offset_table_ field.
6313 (Target_x86_64::got_section): Set global_offset_table_.
6314 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6317 * layout.cc (Layout::Layout): Initialize increase_relro_.
6318 (Layout::get_output_section): Add is_relro, is_last_relro, and
6319 is_first_non_relro parameters. Change all callers.
6320 (Layout::choose_output_section): Likewise.
6321 (Layout::add_output_section_data): Likewise.
6322 (Layout::make_output_section): Likewise.
6323 (Layout::set_segment_offsets): Clear increase_relro when using a
6325 * layout.h (class Layout): Add increase_relro method. Add
6326 increase_relro_ field. Update declarations.
6327 * output.cc (Output_section::Output_section): Initialize
6328 is_last_relro_ and is_first_non_relro_.
6329 (Output_segment::add_output_section): Group relro sections is
6330 do_sort is true. Handle is_last_relro and is_first_non_relro.
6331 (Output_segment::maximum_alignment): Remove relro handling.
6332 (Output_segment::set_section_addresses): Add increase_relro
6333 parameter. Change all callers. Add initial alignment to align
6334 relro sections on separate page. Remove old relro handling.
6335 (Output_segment::set_section_list_addresses): Remove in_relro
6336 parameter. Change all callers.
6337 (Output_segment::set_offset): Add increase parameter. Change all
6338 callers. Remove old relro handling.
6339 * output.h (class Output_section): Add new methods: is_last_relro,
6340 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6341 Add is_last_relro_ and is_first_non_relro_ fields.
6342 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6343 Create separate .got.plt section. Call increase_relro.
6344 * x86_64.cc (Target_x86_64::got_section): Likewise.
6345 * testsuite/relro_script_test.t: Add .got.plt.
6348 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6349 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6350 (Layout::finalize): Call set_dynamic_symbol_size.
6351 (Layout::set_dynamic_symbol_size): New function.
6352 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6353 set_dynamic_symbol_size.
6356 * output.h (class Output_section): Add is_entsize_zero_ field.
6357 * output.cc (Output_section::Output_section): Initialize
6359 (Output_section::set_entsize): If two different entsizes are
6360 requested, force it to zero.
6361 (Output_section::add_input_section): Set flags for .debug_str
6362 before updating section flags. Set entsize.
6363 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6364 and SHF_STRING if all input sections have those flags.
6366 2009-12-29 Rafael Espindola <espindola@google.com>
6368 * main.cc (main): Fix the sys time reporting.
6369 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6372 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6374 * options.cc (General_options::parse_version): Allow -v to exit
6375 without an error if there is nothing to link.
6377 2009-12-29 Ian Lance Taylor <iant@google.com>
6379 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6380 using a version of gcc before 4.1.
6381 * configure: Rebuild.
6383 2009-12-28 Chris Demetriou <cgd@google.com>
6385 * attributes.cc (Output_attributes_section_data::do_write): Use
6386 std::vector::front rather than std::vector::data.
6388 2009-12-28 Ian Lance Taylor <iant@google.com>
6390 * symtab.h (class Symbol_table): Add enum Defined.
6391 * resolve.cc (Symbol_table::should_override): Add defined
6392 parameter. Change all callers. Test whether object is NULL
6393 before calling a method on it.
6394 (Symbol_table::report_resolve_problem): Add defined parameter.
6396 (Symbol_table::should_override_with_special): Likewise.
6397 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6398 parameter. Change all callers.
6399 (Symbol_table::do_define_in_output_data): Likewise.
6400 (Symbol_table::define_in_output_segment): Likewise.
6401 (Symbol_table::do_define_in_output_segment): Likewise.
6402 (Symbol_table::define_as_constant): Likewise.
6403 (Symbol_table::do_define_as_constant): Likewise.
6404 * script.h (class Symbol_assignment): Add is_defsym parameter to
6405 constructor; change all callers.
6406 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6407 parameter. Change all callers. Add is_defsym_ field.
6408 (class Parser_closure): Add parsing_defsym parameter to
6409 constructor; change all callers. Add parsing_defsym accessor
6410 function. Add parsing_defsym_ field.
6412 2009-12-28 Ian Lance Taylor <iant@google.com>
6414 * gold.cc (queue_middle_tasks): Fix formatting.
6415 * object.cc (Relobj::is_section_name_included): Likewise.
6417 2009-12-23 Ian Lance Taylor <iant@google.com>
6419 * i386.cc (Target_i386::do_calls_non_split): Recognize
6420 -fsplit-stack prologue for a function with a static chain.
6421 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6422 -fsplit-stack prologue when using %r11.
6424 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6426 * options.cc (General_options::parse_version): Make -v continue and do
6427 the link like GNU ld does.
6429 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6431 * Makefile.am (CCFILES): Add timer.cc.
6432 (HFILES): Add timer.h.
6433 * configure.ac: Check for sysconf and times.
6434 * main.cc: include timer.h.
6435 (main): Use Timer instead of get_run_time.
6438 * workqueue.cc: include timer.h.
6439 (Workqueue::find_and_run_task):
6440 Report user, sys and wall time.
6441 * Makefile.in: Regenerate.
6442 * config.in: Regenerate.
6443 * configure: Regenerate.
6445 2009-12-16 Doug Kwan <dougkwan@google.com>
6447 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6449 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6450 relaxed input sections.
6451 * output.cc (Output_section::find_relaxed_input_section): Change
6452 return type to Output_relaxed_input_section pointer. Adjust code
6453 for new type of relaxed_input_section_map_.
6454 * output.h (Output_section::find_relaxed_input_section): Change
6455 return type to Output_relaxed_input_section pointer.
6456 (Output_section::Output_relaxed_input_section_by_input_section_map):
6458 (Output_section::relaxed_input_section_map_): Change type to
6459 Output_section::Output_relaxed_input_section_by_input_section_map.
6460 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6463 2009-12-15 Ian Lance Taylor <iant@google.com>
6465 * layout.cc (Layout::create_shstrtab): Only write out after input
6466 sections if we are compressing debug sections.
6468 2009-12-15 Ian Lance Taylor <iant@google.com>
6470 * archive.cc (Archive::add_symbols): Only look up a symbol without
6471 a version if there is, in fact, a version.
6473 2009-12-14 Ian Lance Taylor <iant@google.com>
6475 Revert -Wshadow changes, all changes from:
6476 2009-12-11 Doug Kwan <dougkwan@google.com>
6477 2009-12-11 Nick Clifton <nickc@redhat.com>
6478 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6480 2009-12-11 Doug Kwan <dougkwan@google.com>
6482 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6484 * attributes.cc (Object_attribute::size): Ditto.
6485 (Attributes_section_data::size): Ditto.
6486 (Attributes_section_data::Attributes_section_data): Ditto.
6487 (Output_attributes_section_data::do_write): Ditto.
6488 * attributes.h (Object_attribute::set_type): Ditto.
6489 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6491 2009-12-11 Nick Clifton <nickc@redhat.com>
6493 * archive.cc: Fix shadowed variable warnings.
6495 * compressed_output.cc: Likewise.
6496 * compressed_output.h: Likewise.
6497 * configure: Likewise.
6498 * dwarf_reader.cc: Likewise.
6499 * dynobj.cc: Likewise.
6500 * dynobj.h: Likewise.
6501 * ehframe.cc: Likewise.
6502 * ehframe.h: Likewise.
6503 * errors.cc: Likewise.
6504 * expression.cc: Likewise.
6505 * fileread.cc: Likewise.
6506 * fileread.h: Likewise.
6507 * freebsd.h: Likewise.
6508 * i386.cc: Likewise.
6510 * incremental.h: Likewise.
6511 * layout.cc: Likewise.
6512 * layout.h: Likewise.
6513 * mapfile.cc: Likewise.
6514 * merge.cc: Likewise.
6515 * merge.h: Likewise.
6516 * object.cc: Likewise.
6517 * object.h: Likewise.
6518 * options.h: Likewise.
6519 * output.cc: Likewise.
6520 * output.h: Likewise.
6521 * parameters.cc: Likewise.
6522 * plugin.cc: Likewise.
6523 * powerpc.cc: Likewise.
6524 * reduced_debug_output.cc: Likewise.
6525 * reduced_debug_output.h: Likewise.
6526 * reloc.cc: Likewise.
6527 * reloc.h: Likewise.
6528 * resolve.cc: Likewise.
6529 * script-sections.cc: Likewise.
6530 * script.cc: Likewise.
6531 * script.h: Likewise.
6532 * sparc.cc: Likewise.
6533 * symtab.cc: Likewise.
6534 * symtab.h: Likewise.
6535 * target-select.cc: Likewise.
6536 * target-select.h: Likewise.
6537 * token.h: Likewise.
6538 * workqueue.cc: Likewise.
6539 * workqueue.h: Likewise.
6540 * x86_64.cc: Likewise.
6542 2009-12-10 Doug Kwan <dougkwan@google.com>
6544 * arm.cc (attributes.h): New include.
6545 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6546 (Arm_relobj::~Arm_relobj): Delete object pointed by
6547 attributes_section_data_.
6548 (Arm_relobj::attributes_section_data): New method definition.
6549 (Arm_relobj::attributes_section_data_): New data member declaration.
6550 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6551 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6552 attributes_section_data_.
6553 (Arm_dynobj::attributes_section_data): New method definition.
6554 (Arm_dynobj::attributes_section_data_): New data member declaration.
6555 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6556 initialization value of may_use_blx_ to false.
6557 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6558 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6559 object attributes to compute results instead of hard-coding.
6560 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6561 Target_arm::get_secondary_compatible_arch,
6562 Target_arm::set_secondary_compatible_arch
6563 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6564 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6565 New method declarations.
6566 (Target_arm::get_aeabi_object_attribute): New method definition.
6567 (Target_arm::attributes_section_data_): New data member declaration.
6568 (read_arm_attributes_section): New template definition.
6569 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6570 (Arm_dynobj::do_read_symbols): Ditto.
6571 (Target_arm::do_finalize_sections): Merge attributes sections from
6572 input. Check for BLX use after attributes section merging.
6573 Fix __exidx_start and __exidx_end visibility. Create an
6574 .ARM.attributes section if necessary.
6575 (Target_arm::get_secondary_compatible_arch,
6576 Target_arm::set_secondary_compatible_arch,
6577 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6578 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6579 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6580 New method definitions.
6582 2009-12-09 Ian Lance Taylor <iant@google.com>
6584 * plugin.cc (Plugin::load): Don't cast from void* to a function
6587 2009-12-09 Ian Lance Taylor <iant@google.com>
6589 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6592 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6594 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6595 Replace two_file_shared_1.so with two_file_shared_2.so.
6596 * testsuite/Makefile.in: Regenerated.
6598 2009-12-08 Doug Kwan <dougkwan@google.com>
6600 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6601 (HFILES): Add attributes.h and int_encoding.h.
6602 * Makefile.in: Regenerate.
6603 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6604 function definitions to int_encoding.cc
6605 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6606 prototypes to int_encoding.h
6607 * reduced_debug_output.cc (int_encoding.h): New include.
6608 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6609 function definitions to int_encoding.cc
6610 (insert_into_vector, read_from_pointer): Move template definitions to
6612 * attributes.cc: New file.
6613 * attributes.h: New file.
6614 * int_encoding.cc: New file.
6615 * int_encoding.h: New file.
6617 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6620 * incremental-dump.cc (dump_incremental_inputs): New.
6621 (main): Use dump_incremental_inputs.
6623 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6626 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6627 checking elfcpp::STT_FUNC.
6628 (Target_i386::Relocate::relocate): Likewise.
6629 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6631 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6632 symbols from shared libraries into normal FUNC symbols.
6634 * symtab.h (Symbol): Add is_func and use it.
6636 2009-12-05 Doug Kwan <dougkwan@google.com>
6638 * arm.cc (Target_arm::arm_info): Initialize new fields
6639 attributes_section and attributes_vendor.
6640 * i386.cc (Target_i386::i386_info): Same.
6641 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6642 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6643 fields attributes_section and attributes_vendor.
6644 * sparc.cc (Target_sparc::sparc_info): Same.
6645 * target.h (Target::attributes_section, Target::attributes_vendor,
6646 Target::is_attributes_section, Target::attribute_arg_type,
6647 Target::attributes_order): New method definitions.
6648 (Target::Target_info::attributes_section,
6649 Target::Target_info::attributes_vendor): New fields.
6650 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6651 virtual method definitions.
6652 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6653 attributes_section and attributes_vendor.
6654 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6656 2009-12-05 Doug Kwan <dougkwan@google.com>
6658 * arm.cc: Update comments about interworking and stub generation.
6659 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6660 considered as non-PIC.
6661 (Arm_relocate_functions::base_abs): Fix formatting.
6662 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6663 of function to use GOT entry address instead of offset.
6664 (Target_arm::Scan::global): Issue an error if a symbol would need a
6665 PLT does not get one because it is untyped. Remove code to create
6666 dynamic symbols for relative branches.
6667 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6668 takes unsigned integer instead of boolean.
6670 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6672 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6673 (two_file_test_LDADD): Likewise.
6674 (common_test_1_LDADD): Likewise.
6675 (exception_test_LDADD) Likewise.
6676 (weak_test_LDADD): Likewise.
6677 (many_sections_test_LDADD): Likewise.
6678 (initpri1_LDADD): Likewise.
6679 (script_test_1_LDADD): Likewise.
6680 (script_test_2_LDADD): Likewise.
6681 (justsyms_LDADD): Likewise.
6682 (binary_test_LDADD): Likewise.
6683 (large_LDADD): Likewise.
6684 * testsuite/Makefile.in: Regenerated.
6686 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6688 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6689 (Symbol_table::override_with_special): Likewise.
6690 (Symbol_table::add_from_object): Likewise.
6692 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6694 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6695 Don't set the data_offset twice.
6697 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6699 * testsuite/Makefile.in: Regenerate.
6701 2009-12-03 Doug Kwan <dougkwan@google.com>
6703 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6704 (Target_arm::do_finalize_sections): Add parameter for symbol table
6705 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6706 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6707 parameter for symbol table pointer.
6708 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6709 an additional parameter for a pointer to symbol table.
6710 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6711 parameter for a symbol table pointer.
6712 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6713 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6715 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6716 parameter for a symbol table pointer.
6718 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6720 * incremental.cc (Incremental_inputs_header)
6721 (Incremental_inputs_header_write, Incremental_inputs_entry)
6722 (Incremental_inputs_entry_write): Move ...
6723 * incremental.h (Incremental_inputs_header)
6724 (Incremental_inputs_header_write, Incremental_inputs_entry)
6725 (Incremental_inputs_entry_write): here.
6727 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6729 * incremental.cc (make_sized_incremental_binary): Set the target.
6730 Error if it is incompatible.
6731 * output.h (Output_file): Add filename method.
6733 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6735 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6736 from the get_* methods.
6738 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6740 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6741 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6742 Write 0 for the data_offset of scripts.
6744 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6746 * testsuite/Makefile.am: Add the incremental_test.sh test.
6747 * testsuite/incremental_test.sh: New.
6748 * testsuite/incremental_test_1.c: New.
6749 * testsuite/incremental_test_2.c: New.
6751 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6753 * incremental-dump.cc (main): Fix typos.
6755 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6758 * incremental-dump.cc (main): Use llu to print 64 bit values.
6760 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6761 H.J. Lu <hongjiu.lu@intel.com>
6763 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6765 (incremental_dump_LDADD): Likewise.
6766 * Makefile.in: Regenerated.
6768 2009-11-25 Doug Kwan <dougkwan@google.com>
6772 2009-11-25 Doug Kwan <dougkwan@google.com>
6774 * arm.cc (Target_arm::Target_arm): Move method definition
6775 outside of class definition. Add code to handle
6776 --target1-rel, --target1-abs and --target2= options.
6777 (Target_arm::get_reloc_reloc_type): Change method to be
6778 non-static and const.
6779 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6780 New data member declaration.
6781 (Target_arm::Scan::local, Target_arm::Scan::global,
6782 Target_arm::Relocate::relocate,
6783 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6784 Adjust call to Target_arm::get_real_reloc_type.
6785 (Target_arm::get_real_reloc_type): Use command line options
6786 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6787 * options.h (--target1-rel, --target1-abs, --target2): New
6790 2009-11-25 Doug Kwan <dougkwan@google.com>
6792 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6793 class definition. Add code to handle --target1-rel, --target1-abs
6794 and --target2= options.
6795 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6797 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6799 (Target_arm::Scan::local, Target_arm::Scan::global,
6800 Target_arm::Relocate::relocate,
6801 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6802 call to Target_arm::get_real_reloc_type.
6803 (Target_arm::get_real_reloc_type): Use command line options to
6804 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6805 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6808 2009-11-25 Doug Kwan <dougkwan@google.com>
6810 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6811 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6812 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6814 (Arm_relocate_functions::thm_call): Replace body with a call to
6815 Arm_relocate_functions::thumb_branch_common.
6816 (Arm_relocate_functions::thm_jump24,
6817 Arm_relocate_functions::thm_xpc22): New method definitions.
6818 (Arm_relocate_functions::thumb_branch_common): New method definition.
6819 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6821 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6822 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6824 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6826 * Makefile.am: Build incremental-dump
6827 * Makefile.in: Regenerate.
6828 * incremental-dump.cc: New.
6829 * incremental.cc (Incremental_inputs_header_data,
6830 Incremental_inputs_entry_data): Move to incremental.h
6831 * incremental.h: (Incremental_inputs_header_data,
6832 Incremental_inputs_entry_data): Move from incremental.cc
6834 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6836 * incremental.cc (Incremental_inputs_header,
6837 Incremental_inputs_header_write, Incremental_inputs_entry,
6838 Incremental_inputs_entry_write): Add a typedef with the data type.
6840 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6842 * incremental.cc (Incremental_inputs_header,
6843 Incremental_inputs_header_write, Incremental_inputs_entry,
6844 Incremental_inputs_entry_write): Update comment about which
6845 type has the filed descriptions.
6847 2009-11-15 Doug Kwan <dougkwan@google.com>
6849 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6850 (Arm_relocate_functions::arm_branch_common): Change method defintion
6851 in class definition to a method declaration and update list of formal
6853 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6854 Arm_relocation_functions::jump24): Adjust call to
6855 Arm_relocate_functions::arm_branch_common. Update list of formal
6857 (Arm_relocate_functions::xpc25): New method definition.
6858 (Arm_relocate_functions::arm_branch_common): Move method defintion
6859 out from class definition. Use stubs for mode-switching and extending
6861 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6862 specially. Change code to enable use of stubs in ARM branches.
6864 2009-11-10 Doug Kwan <dougkwan@google.com>
6866 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6867 in method declaration.
6868 (Target_arm::relocate_stub): New method declaration.
6869 (Target_arm::default_target): Change to return a pointer instead of
6871 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6872 Target_arm::default_target.
6873 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6875 (Target_arm::relocate_section): Adjust view.
6876 (Target_arm::relocate_stub): New method definition.
6878 2009-11-10 Doug Kwan <dougkwan@google.com>
6880 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6882 * incremental.cc (open_incremental_binary): Initialized local
6883 variables to avoid warnings.
6884 * object.cc (make_elf_object): Ditto.
6885 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6888 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6891 * testsuite/plugin_test.c: Include "config.h".
6893 2009-11-09 Doug Kwan <dougkwan@google.com>
6895 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6896 (arm_symbol_value): Remove.
6897 (Arm_relocate_functions::arm_branch_common,
6898 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6899 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6900 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6901 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6902 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6903 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6904 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6905 Arm_relocate_functions::thm_mobw_abs_nc,
6906 Arm_relocate_functions::thm_mov_abs,
6907 Arm_relocate_functions::movw_prel_nc,
6908 Arm_relocate_functions::thm_movt_abs,
6909 Arm_relocate_functions::movt_prel,
6910 Arm_relocate_functions::thm_movw_prel_nc,
6911 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6912 (Target_arm::Relocate::relocate): Only decompose address into two
6913 parts if relocation type uses the thumb-bit and pass the actual
6914 bit instead of a flag indicating that the thumb-bit is used. Adjust
6915 calls to methods in Arm_relocate_functions for this change.
6917 2009-11-08 Ian Lance Taylor <iant@google.com>
6920 * reloc.cc: Instantiate
6921 Sized_relobj::initialize_input_to_output_maps and
6922 Sized_relobj:free_input_to_output_maps.
6924 2009-11-06 Ian Lance Taylor <iant@google.com>
6927 * defstd.cc (in_segment): Set only_if_ref true for "end".
6929 2009-11-06 Doug Kwan <dougkwan@google.com>
6931 * arm.cc (class Reloc_stub): Correct a comment.
6932 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6933 (Target_arm::scan_section_for_stubs): New method declaration.
6934 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6935 Change methods from private to protected.
6936 (Target_arm::do_may_relax): New method definition.
6937 (Target_arm::do_relax, Target_arm::group_sections,
6938 Target_arm::scan_reloc_for_stub,
6939 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6940 (Target_arm::arm_input_section_map_): New data member declaration.
6941 (Target_arm::scan_reloc_for_stub,
6942 Target_arm::scan_reloc_section_for_stubs,
6943 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6944 Target_arm::do_relax): New method definitions.
6946 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6948 * configure.ac: Check for (struct stat)::st_mtim
6949 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6950 * config.in: Regenerate.
6951 * configure: Regenerate.
6953 2009-11-05 Ian Lance Taylor <iant@google.com>
6956 * output.cc (Output_segment::add_output_section): Add missing
6959 2009-11-04 Ian Lance Taylor <iant@google.com>
6962 * object.h (class Object): Add is_needed and set_is_needed
6963 methods. Add is_needed_ field. Make bool fields into bitfields.
6964 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6965 defined in a dynamic object and referenced by a regular object,
6966 set is_needed for the dynamic object.
6967 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6968 if the file is marked with as_needed and it is not needed.
6970 2009-11-04 Ian Lance Taylor <iant@google.com>
6973 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6974 tags if data is discarded by linker script.
6975 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6976 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6977 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6978 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6980 2009-11-04 Ian Lance Taylor <iant@google.com>
6982 * layout.cc (Layout::get_output_section): Add is_interp and
6983 is_dynamic_linker_section parameters. Change all callers.
6984 (Layout::choose_output_section): Likewise.
6985 (Layout::make_output_section): Likewise.
6986 (Layout::add_output_section_data): Add is_dynamic_linker_section
6987 parameter. Change all callers.
6988 * layout.h (class Layout): Update declarations.
6989 * output.h (class Output_section): Add is_interp, set_is_interp,
6990 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
6991 Add is_interp_, is_dynamic_linker_section_ fields. Change
6992 generate_code_fills_at_write_ to a bitfield.
6993 * output.cc (Output_section::Output_sections): Initialize new
6995 (Output_segment::add_output_section): Add do_sort parameter.
6998 2009-11-03 Ian Lance Taylor <iant@google.com>
7001 * options.h (class General_options): Add --warn-common.
7002 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7003 merging two common symbols.
7004 (Symbol_table::should_override): Handle --warn-common when merging
7005 a common symbol with a defined symbol. Use report_resolve_problem
7006 for multiple definitions.
7007 (Symbol_table::report_resolve_problem): New function.
7008 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7010 2009-11-03 Doug Kwan <dougkwan@google.com>
7012 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7014 (Target_arm::stub_factory): New method definition.
7015 (Target_arm::new_arm_input_section,
7016 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7017 Target_arm::reloc_uses_thumb_bit): New method declarations.
7018 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7019 New type definitions.
7020 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7021 member declarations.
7022 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7023 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7024 New method definitions.
7026 2009-11-03 Ian Lance Taylor <iant@google.com>
7028 * options.h (class General_options): Add --warn_constructors.
7030 2009-11-03 Ian Lance Taylor <iant@google.com>
7033 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7034 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7036 2009-11-03 Ian Lance Taylor <iant@google.com>
7039 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7040 --msgid-bugs-address.
7041 (install-pdf): New target.
7042 (install-data_yes): Look up one directory to find mkinstalldirs.
7044 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7046 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7049 2009-10-30 Doug Kwan <dougkwan@google.com>
7051 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7053 2009-10-30 Doug Kwan <dougkwan@google.com>
7055 * arm.cc (Stub_addend_reader): New struct template definition
7056 and partial specializations.
7057 (Stub_addend_reader::operator()): New method definition for a
7058 partially specialized template.
7060 2009-10-30 Doug Kwan <dougkwan@google.com>
7062 * arm.cc (Arm_relobj::processor_specific_flags): New method
7064 (Arm_relobj::do_read_symbols): New method declaration.
7065 (Arm_relobj::processor_specific_flags_): New data member declaration.
7066 (Arm_dynobj): New class definition.
7067 (Target_arm::do_finalize_sections): Add input_objects parameter.
7068 (Target_arm::do_adjust_elf_header): New method declaration.
7069 (Target_arm::are_eabi_versions_compatible,
7070 (Target_arm::merge_processor_specific_flags): New method declaration.
7071 (Target_arm::do_make_elf_object): New overloaded method definitions
7073 (Arm_relobj::do_read_symbols): New method definition.
7074 (Arm_dynobj::do_read_symbols): Ditto.
7075 (Target_arm::do_finalize_sections): Add input_objects parameters.
7076 Merge processor-specific flags from all input objects.
7077 (Target_arm::are_eabi_versions_compatible,
7078 Target_arm::merge_processor_specific_flags,
7079 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7080 New method definitions.
7081 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7082 Input_objects pointer type parameter.
7083 * layout.cc (Layout::finalize): Pass input objects to target's.
7084 finalize_sections function.
7085 * output.cc (Output_file_header::do_sized_write): Set ELF file
7086 header's processor-specific flags.
7087 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7088 Input_objects pointer type parameter.
7089 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7090 * target.h (Input_objects): New forward class declaration.
7091 (Target::processor_specific_flags,
7092 Target::are_processor_specific_flags_sect): New method definitions.
7093 (Target::finalize_sections): Add input_objects parameter.
7094 (Target::Target): Initialize processor_specific_flags_ and
7095 are_processor_specific_flags_set_.
7096 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7098 (Target::set_processor_specific_flags): New method definition.
7099 (Target::processor_specific_flags_,
7100 Target::are_processor_specific_flags_set_): New data member
7102 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7103 Input_objects pointer type parameter.
7105 2009-10-30 Doug Kwan <dougkwan@google.com>
7107 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7109 2009-10-28 Ian Lance Taylor <iant@google.com>
7111 * object.h (class Relobj): Drop options parameter from
7112 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7113 do_scan_relocs, do_relocate. Change all callers.
7114 (class Sized_relobj): Drop options parameters from
7115 do_gc_process_relocs, do_scan_relocs, do_relocate,
7116 do_relocate_sections, relocate_sections, emit_relocs_scan,
7117 emit_relocs_scan_reltype. Change all callers.
7118 (struct Relocate_info): Remove options field and all references to
7120 * reloc.h (class Read_relocs): Remove options constructor
7121 parameter and options_ field. Change all callers.
7122 (class Gc_process_relocs, class Scan_relocs): Likewise.
7123 (class Relocate_task): Likewise.
7124 * target-reloc.h (scan_relocs): Remove options parameter. Change
7126 (scan_relocatable_relocs): Likewise.
7127 * target.h (class Sized_target): Remove options parameter from
7128 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7130 * gc.h (gc_process_relocs): Remove options parameter. Change all
7132 * arm.cc: Update functions to remove options parameters.
7133 * i386.cc: Likewise.
7134 * powerpc.cc: Likewise.
7135 * sparc.cc: Likewise.
7136 * x86_64.cc: Likewise.
7137 * testsuite/testfile.cc: Likewise.
7139 2009-10-28 Doug Kwan <dougkwan@google.com>
7141 * arm.cc (Arm_relobj): New class definition.
7142 (Arm_relobj::scan_sections_for_stubs,
7143 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7144 New method definitions.
7146 2009-10-28 Cary Coutant <ccoutant@google.com>
7148 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7149 (Plugin::cleanup_done_): New member.
7150 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7151 (Plugin_manager::cleanup_done_): Remove.
7152 (Plugin_manager::add_input_file): Edit error message.
7153 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7154 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7156 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7158 * fileread.cc: (File_read::View::~View): Use the new
7159 data_ownership_ filed.
7160 (File_read::~File_read): Dispose the new whole_file_view_.
7161 (File_read::open): Mmap the whole file if needed.
7162 (File_read::open): Use whole_file_view_ instead of contents_.
7163 (File_read::find_view): Use whole_file_view_ if applicable.
7164 (File_read::do_read): Use whole_file_view_ instead of contents_.
7165 (File_read::make_view): Use whole_file_view_ instead of contents_,
7166 update File_read::View::View call.
7167 (File_read::find_or_make_view): Update File_read::View::View
7169 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7171 (File_read::View::Data_ownership): New enum.
7172 (File_read::View::View): Replace bool mapped_ with Data_ownership
7174 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7175 (File_read::View::data_ownership_): New field.
7176 (File_read::contents_): Remove (replaced by whole_file_view_).
7177 (File_read::whole_file_view_): New field.
7178 * options.h (class General_options): Add --keep-files-mapped.
7180 2009-10-27 Cary Coutant <ccoutant@google.com>
7182 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7183 * testsuite/Makefile.am (plugin_test_5): New test case.
7184 * testsuite/Makefile.in: Regenerate.
7186 2009-10-25 Doug Kwan <dougkwan@google.com>
7188 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7189 from private to protected to allow access by child class.
7190 (Sized_relobj::do_relocate_sections): New method declaration.
7191 (Sized_relobj::relocate_sections): Virtualize.
7192 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7193 Sized_relobj::relocate_sections. Instantiate template explicitly
7194 for different target sizes and endianity.
7196 2009-10-24 Doug Kwan <dougkwan@google.com>
7198 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7199 (Arm_input_section::as_arm_input_section): New method.
7200 (Arm_output_section): New class definition.
7201 (Arm_output_section::create_stub_group,
7202 Arm_output_section::group_sections): New method definitions.
7204 2009-10-22 Doug Kwan <dougkwan@google.com>
7206 * arm.cc (Arm_input_section): New class definition.
7207 (Arm_input_section::init, Arm_input_section:do_write,
7208 Arm_input_section::set_final_data_size,
7209 Arm_input_section::do_reset_address_and_file_offset): New method
7212 2009-10-21 Doug Kwan <dougkwan@google.com>
7214 * arm.cc (Stub_table, Arm_input_section): New forward class
7216 (Stub_table): New class defintion.
7217 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7218 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7219 New method definition.
7221 2009-10-21 Doug Kwan <dougkwan@google.com>
7223 * arm.cc: Update copyright comments.
7224 (Target_arm): New forward class template declaration.
7225 (Arm_address): New type.
7226 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7227 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7228 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7230 (Insn_template): Same.
7231 (DEF_STUBS): New macro.
7232 (Stub_type): New enum type.
7233 (Stub_template): New class definition.
7236 (Stub_factory): Same.
7237 (Target_arm::Target_arm): Initialize may_use_blx_ and
7238 should_force_pic_veneer_.
7239 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7240 Target_arm::should_force_pic_veneer,
7241 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7242 Target_arm::using_thumb_only, Target_arm:;default_target): New
7244 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7245 New data member declarations.
7246 (Insn_template::size, Insn_template::alignment): New method defintions.
7247 (Stub_template::Stub_template): New method definition.
7248 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7249 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7250 (Stub_factory::Stub_factory): New method definition.
7251 * gold.h (string_hash): New template.
7252 * output.h (Input_section_specifier::hash_value): Use
7254 (Input_section_specifier::string_hash): Remove.
7255 * stringpool.cc (Stringpool_template::string_hash): Use
7258 2009-10-20 Doug Kwan <dougkwan@google.com>
7260 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7261 symbols of relaxed input sections.
7262 * output.h (Output_section::find_relaxed_input_section): Make
7265 2009-10-16 Doug Kwan <dougkwan@google.com>
7267 * dynobj.cc (Versions::Versions): Initialize version_script_.
7268 Only insert base version symbol definition for a shared object
7269 if version script defines any version versions.
7270 (Versions::define_base_version): New method definition.
7271 (Versions::add_def): Check that base version is not needed.
7272 (Versions::add_need): Define base version lazily.
7273 * dynobj.h (Versions::define_base_version): New method declaration.
7274 (Versions::needs_base_version_): New data member declaration.
7275 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7276 (check_DATA): Add no_version_test.stdout.
7277 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7279 * testsuite/Makefile.in: Regenerate.
7280 * testsuite/no_version_test.c: New file.
7281 * testsuite/no_version_test.sh: Ditto.
7283 2009-10-16 Doug Kwan <dougkwan@google.com>
7285 * expression.cc (class Segment_start_expression): New class definition.
7286 (Segment_start_expression::value): New method definition.
7287 (script_exp_function_segment_start): Return a new
7288 Segment_start_expression.
7289 * gold/script-c.h (script_saw_segment_start_expression): New function
7291 * script-sections.cc (Script_sections::Script_sections): Initialize
7292 SAW_SEGMENT_START_EXPRESSION_ to false.
7293 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7294 and -Tbbs options to specify section addresses if given in
7295 command line and no SEGMENT_START expression is seen in a script.
7296 * script-sections.h (Script_sections::saw_segment_start_expression,
7297 Script_sections::set_saw_segment_start_expression): New method
7299 (Script_sections::saw_segment_start_expression_): New data member
7301 * script.cc (script_saw_segment_start_expression): New function.
7302 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7303 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7304 script_test_7.sh and script_test_8.sh.
7305 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7306 script_test_8.stdout.
7307 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7308 (script_test_6, script_test_6.stdout, script_test_7,
7309 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7310 * Makefile.in: Regenerate.
7311 * testsuite/script_test_6.sh: New file.
7312 * testsuite/script_test_6.t: Same.
7313 * testsuite/script_test_7.sh: Same.
7314 * testsuite/script_test_7.t: Same.
7315 * testsuite/script_test_8.sh: Same.
7317 2009-10-16 Doug Kwan <dougkwan@google.com>
7319 * output.cc (Output_segment::set_section_list_address): Cast
7320 expressions to unsigned long long type to avoid format warnings.
7322 2009-10-15 Ian Lance Taylor <iant@google.com>
7324 * script.cc (Script_options::add_symbol_assignment): Always add a
7325 dot assignment to script_sections_.
7326 * script-sections.cc (Script_sections::add_dot_assignment):
7327 Initialize if necessary.
7329 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7330 program headers with no load segment if there is a linker script.
7332 * layout.cc (Layout::set_segment_offsets): Align the file offset
7333 to the segment aligment for -N or -n with no load segment.
7334 * output.cc (Output_segment::add_output_section): Don't crash if
7335 the first section is a TLS section.
7336 (Output_segment::set_section_list_addresses): Print an error
7337 message if the address moves backward in a linker script.
7338 * script-sections.cc
7339 (Output_section_element_input::set_section_addresses): Don't
7340 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7341 (Orphan_output_section::set_section_addresses): Likewise.
7343 2009-10-15 Doug Kwan <dougkwan@google.com>
7345 * layout.cc (Layout::finish_dynamic_section): Generate tags
7346 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7347 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7348 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7350 2009-10-14 Ian Lance Taylor <iant@google.com>
7352 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7354 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7355 data_shdr fields of relinfo.
7356 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7357 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7358 R_386_TLS_LDO_32, adjust based on section flags.
7359 (Target_i386::Relocate::fix_up_ldo): Remove.
7361 2009-10-13 Ian Lance Taylor <iant@google.com>
7363 Add support for -pie.
7364 * options.h (class General_options): Add -pie and
7366 (General_options::output_is_position_independent): Test -pie.
7367 (General_options::output_is_executable): Return true if not shared
7368 and not relocatable.
7369 (General_options::output_is_pie): Remove.
7370 * options.cc (General_options::finalize): Reject incompatible uses
7372 * gold.cc (queue_middle_tasks): A -pie link is not static.
7373 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7374 * symtab.cc (Symbol::final_value_is_known): Return false if
7375 output_is_position_independent.
7376 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7377 output_is_position_independent.
7378 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7379 output_is_position_independent.
7380 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7381 output_is_position_independent.
7382 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7384 (basic_pie_test.o, basic_pie_test): New targets.
7385 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7386 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7387 (two_file_pie_test): New target.
7388 * testsuite/Makefile.in: Rebuild.
7389 * README: Remove note saying that -pie is not supported.
7391 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7393 * options.h (class General_options): Add -init and -fini.
7394 * layout.cc (Layout::finish_dynamic_section): Emit
7395 given init and fini functions.
7397 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7399 * gc.h (gc_process_relocs): Check if icf is enabled using new
7401 * gold.cc (queue_initial_tasks): Likewise.
7402 (queue_middle_tasks): Likewise.
7403 * object.cc (do_layout): Likewise.
7404 * symtab.cc (is_section_folded): Likewise.
7405 * main.cc (main): Likewise.
7406 * reloc.cc (Read_relocs::run): Likewise.
7407 (Sized_relobj::do_scan_relocs): Likewise.
7408 * icf.cc (is_function_ctor_or_dtor): New function.
7409 (Icf::find_identical_sections): Check if function is ctor or dtor when
7411 * options.h (General_options::icf): Change option to be an enum.
7412 (Icf_status): New enum.
7413 (icf_enabled): New method.
7414 (icf_safe_folding): New method.
7415 (set_icf_status): New method.
7416 (icf_status_): New variable.
7417 * (options.cc) (General_options::finalize): Set icf_status_.
7418 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7419 icf_test and icf_keep_unique_test to use the --icf enum flag.
7420 * testsuite/icf_safe_test.sh: New file.
7421 * testsuite/icf_safe_test.cc: New file.
7423 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7425 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7426 includes to gc.h and icf.h.
7427 * arm.cc: Include gc.h.
7428 * gold.cc: Likewise.
7429 * i386.cc: Likewise.
7430 * powerpc.cc: Likewise.
7431 * sparc.cc: Likewise.
7432 * x86_64.cc: Likewise.
7433 * gc.h: Include icf.h.
7435 2009-10-11 Ian Lance Taylor <iant@google.com>
7437 * plugin.cc: Include "gold.h" before other header files.
7439 2009-10-10 Chris Demetriou <cgd@google.com>
7441 * options.h (Input_file_argument::Input_file_type): New enum.
7442 (Input_file_argument::is_lib_): Replace with...
7443 (Input_file_argument::type_): New member.
7444 (Input_file_argument::Input_file_argument): Take Input_file_type
7445 'type' rather than boolean 'is_lib' as second argument.
7446 (Input_file_argument::is_lib): Use type_.
7447 (Input_file_argument::is_searched_file): New function.
7448 (Input_file_argument::may_need_search): Handle is_searched_file.
7449 * options.cc (General_options::parse_library): Support -l:filename.
7450 (General_options::parse_just_symbols): Update for Input_file_argument
7452 (Command_line::process): Likewise.
7453 * archive.cc (Archive::get_file_and_offset): Likewise.
7454 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7455 * script.cc (read_script_file, script_add_file): Likewise.
7456 * fileread.cc (Input_file::Input_file): Likewise.
7457 (Input_file::will_search_for): Handle is_searched_file.
7458 (Input_file::open): Likewise.
7459 * readsyms.cc (Read_symbols::get_name): Likewise.
7460 * testsuite/Makefile.am (searched_file_test): New test.
7461 * testsuite/Makefile.in: Regenerate.
7462 * testsuite/searched_file_test.cc: New file.
7463 * testsuite/searched_file_test_lib.cc: New file.
7465 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7466 Ian Lance Taylor <iant@google.com>
7468 * descriptor.cc: Include <cstdio> and "binary-io.h".
7469 (Descriptors::open): Open the files in binary mode always.
7470 * script.cc (Lex::get_token): Treat \r as whitespace.
7472 2009-10-09 Ian Lance Taylor <iant@google.com>
7474 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7476 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7477 Ian Lance Taylor <iant@google.com>
7479 * configure.ac: Check for readv function also.
7480 * fileread.cc (readv): Define if not HAVE_READV.
7481 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7483 * config.in: Regenerate.
7484 * configure: Regenerate.
7486 2009-10-09 Doug Kwan <dougkwan@google.com>
7488 * layout.cc (Layout::make_output_section): Call target hook to make
7489 ordinary output section.
7490 (Layout::finalize): Adjust parameter list of call the
7491 Target::may_relax().
7492 * layout.h (class Layout::section_list): New method.
7493 * merge.h (Output_merge_base::entsize): Change visibility to public.
7494 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7496 (Output_merge_string::do_is_string): New method.
7497 * object.cc (Sized_relobj::do_setup): renamed from
7498 Sized_relobj::set_up.
7499 * object.h (Sized_relobj::adjust_shndx,
7500 Sized_relobj::initializ_input_to_output_maps,
7501 Sized_relobj::free_input_to_output_maps): Change visibilities to
7503 (Sized_relobj::setup): Virtualize.
7504 (Sized_relobj::do_setup): New method declaration.
7505 (Sized_relobj::invalidate_section_offset,
7506 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7507 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7508 * options.cc (parse_int): New function.
7509 * options.h (parse_int): New declaration.
7510 (DEFINE_int): New macro.
7511 (stub_group_size): New option.
7512 * output.cc (Output_section::Output_section): Initialize memebers
7513 merge_section_map_, merge_section_by_properties_map_,
7514 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7515 (Output_section::add_input_section): Handled deferred code-fill
7516 generation and remove an old comment.
7517 (Output_section::add_relaxed_input_section): New method definition.
7518 (Output_section::add_merge_input_section): Use merge section by
7519 properties map to speed to search. Update merge section maps
7521 (Output_section::build_relaxation_map): New method definition.
7522 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7524 (Output_section::relax_input_section): Renamed to
7525 Output_section::convert_input_sections_to_relaxed_sections and change
7526 interface to take a vector of pointers to relaxed sections.
7527 (Output_section::find_merge_section,
7528 Output_section::find_relaxed_input_section): New method definitions.
7529 (Output_section::is_input_address_mapped,
7530 Output_section::output_offset, Output_section::output_address):
7531 Use output section data maps to speed up searching.
7532 (Output_section::find_starting_output_address): Add comments.
7533 (Output_section::do_write,
7534 Output_section::write_to_postprocessing_buffer): Do code-fill
7535 generation as appropriate.
7536 (Output_section::get_input_sections): Invalidate relaxed input section
7538 (Output_section::restore_states): Adjust type of checkpoint .
7539 Invalidate relaxed input section map.
7540 * output.h (Output_merge_base): New class declaration.
7541 (Input_section_specifier): New class defintion.
7542 (class Output_relaxed_input_section) Change base class to
7543 Output_section_data_build.
7544 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7545 base class initializer.
7546 (Output_section::add_relaxed_input_section): New method declaration.
7547 (Output_section::Input_section): Change visibility to protected.
7548 (Output_section::Input_section::relobj,
7549 Output_section::Input_section::shndx): Handle relaxed input sections.
7550 Output_section::input_sections) Change visibility to protected. Also
7551 define overload to return a non-const pointer.
7552 (Output_section::Merge_section_properties): New class defintion.
7553 (Output_section::Merge_section_by_properties_map,
7554 Output_section::Output_section_data_by_input_section_map,
7555 Output_section::Relaxation_map): New types.
7556 (Output_section::relax_input_section): Rename method to
7557 Output_section::convert_input_sections_to_relaxed_sections and change
7558 interface to take a vector of relaxed section pointers.
7559 (Output_section::find_merge_section,
7560 Output_section::find_relaxed_input_section,
7561 Output_section::build_relaxation_map,
7562 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7563 New method declarations.
7564 (Output_section::merge_section_map_
7565 Output_section::merge_section_by_properties_map_,
7566 Output_section::relaxed_input_section_map_,
7567 Output_section::is_relaxed_input_section_map_valid_,
7568 Output_section::generate_code_fills_at_write_): New data members.
7569 * script-sections.cc
7570 (Output_section_element_input::set_section_addresses): Call
7571 current_data_size and addralign methods of relaxed input sections.
7572 (Orphan_output_section::set_section_addresses): Call current_data_size
7573 and addralign methods of relaxed input sections.
7574 * symtab.cc (Symbol_table::compute_final_value): Extract template
7575 from the body of Symbol_table::sized_finalize_symbol.
7576 (Symbol_table::sized_finalized_symbol): Call
7577 Symbol_table::compute_final_value.
7578 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7579 (Symbol_table::compute_final_value): New templated method declaration.
7580 * target.cc (Target::do_make_output_section): New method defintion.
7581 * target.h (Target::make_output_section): New method declaration.
7582 (Target::relax): Add more parameters for input objects, symbol table
7583 and layout. Adjust call to do_relax.
7584 (Target::do_make_output_section): New method declaration.
7585 (Target::do_relax): Add parameters for input objects, symbol table
7588 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7590 * pread.c: Include stdio.h.
7592 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7594 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7597 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7599 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7600 Change read_shndx type to unsigned int.
7601 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7603 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7604 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7605 Change read_shndx type to unsigned int.
7606 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7608 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7609 * layout.cc (Layout::create_symtab_sections): Cast the result of
7610 local_symcount * symsize to off_t in the gold_assert.
7612 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7614 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7615 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7617 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7618 (Arm_relocate_functions::thm_abs5): New function.
7619 (Arm_relocate_functions::abs12): New function.
7620 (Arm_relocate_functions::abs16): New function.
7621 (Arm_relocate_functions::base_abs): New function.
7622 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7623 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7624 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7626 (Scan::global): Likewise.
7627 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7628 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7629 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7630 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7633 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7635 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7636 (Arm_relocate_functions::movt_prel): New function.
7637 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7638 (Arm_relocate_functions::thm_movt_prel): New function.
7639 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7640 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7641 (Scan::global, Relocate::relocate): Likewise.
7642 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7644 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7646 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7647 Incremental_checker.
7648 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7650 (class Incremental_inputs_header): New class.
7651 (Incremental_inputs_header_writer): Edit comment.
7652 (Incremental_inputs_entry): New class.
7653 (Incremental_inputs_entry_writer): Edit comment.
7654 (Sized_incremental_binary::do_find_incremental_inputs_section):
7655 Add *strtab_shndx parameter, fill it.
7656 (Sized_incremental_binary::do_check_inputs): New method.
7657 (Incremental_checker::can_incrementally_link_output_file): Use
7658 Sized_incremental_binary::check_inputs.
7659 (Incremental_inputs::report_command_line): Save command line in
7662 (Incremental_binary::find_incremental_inputs_section): New
7664 (Incremental_binary::do_find_incremental_inputs_section): Add
7665 strtab_shndx parameter.
7666 (Incremental_binary::do_check_inputs): New pure virtual method.
7667 (Sized_incremental_binary::do_check_inputs): Declare.
7668 (Incremental_checker::Incremental_checker): Add incremental_inputs
7669 parameter, use it to initialize incremental_inputs_.
7670 (Incremental_checker::incremental_inputs_): New field.
7671 (Incremental_checker::command_line): New method.
7672 (Incremental_checker::inputs): New method.
7673 (Incremental_checker::command_line_): New field.
7675 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7677 * incremental.cc: Include <cstdarg> and "target-select.h".
7678 (vexplain_no_incremental): New function.
7679 (explain_no_incremental): New function.
7680 (Incremental_binary::error): New method.
7681 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7683 (make_sized_incremental_binary): New function.
7684 (open_incremental_binary): New function.
7685 (can_incrementally_link_file): Add checks if output is ELF and has
7687 * incremental.h: Include "elfcpp_file.h" and "output.h".
7688 (Incremental_binary): New class.
7689 (Sized_incremental_binary): New class.
7690 (open_incremental_binary): Declare.
7691 * object.cc (is_elf_object): Use
7692 elfcpp::Elf_recognizer::is_elf_file.
7693 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7694 * output.h (Output_file::filesize): New method.
7696 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7698 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7700 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7701 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7703 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7705 (Arm_relocate_functions::movw_abs_nc): New function.
7706 (Arm_relocate_functions::movt_abs): New function.
7707 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7708 (Arm_relocate_functions::thm_movt_abs): New function.
7709 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7710 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7711 (Scan::global): Likewise.
7712 (Relocate::relocate): Likewise.
7713 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7715 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7717 * arm.cc (Arm_relocate_functions::got_prel) New function.
7718 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7719 (Relocate::relocate): Likewise.
7720 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7722 2009-10-06 Ian Lance Taylor <iant@google.com>
7724 * options.h (class General_options): Define
7725 split_stack_adjust_size parameter.
7726 * object.h (class Object): Add uses_split_stack_ and
7727 has_no_split_stack_ fields. Add uses_split_stack and
7728 has_no_split_stack accessor functions. Declare
7729 handle_split_stack_section.
7730 (class Reloc_symbol_changes): Define.
7731 (class Sized_relobj): Define Function_offsets. Declare
7732 split_stack_adjust, split_stack_adjust_reltype, and
7734 * object.cc (Object::handle_split_stack_section): New function.
7735 (Sized_relobj::do_layout): Call handle_split_stack_section.
7736 * dynobj.cc (Sized_dynobj::do_layout): Call
7737 handle_split_stack_section.
7738 * reloc.cc (Sized_relobj::relocate_sections): Call
7739 split_stack_adjust for executable sections in split_stack
7740 objects. Pass reloc_map to relocate_section.
7741 (Sized_relobj::split_stack_adjust): New function.
7742 (Sized_relobj::split_stack_adjust_reltype): New function.
7743 (Sized_relobj::find_functions): New function.
7744 * target-reloc.h: Include "object.h".
7745 (relocate_section): Add reloc_symbol_changes parameter. Change
7747 * target.h (class Target): Add calls_non_split method. Declare
7748 do_calls_non_split virtual method. Declare match_view and
7750 * target.cc: Include "elfcpp.h".
7751 (Target::do_calls_non_split): New function.
7752 (Target::match_view): New function.
7753 (Target::set_view_to_nop): New function.
7754 * gold.cc (queue_middle_tasks): Give an error if mixing
7755 split-stack and non-split-stack objects with -r.
7756 * i386.cc (Target_i386::relocate_section): Add
7757 reloc_symbol_changes parameter.
7758 (Target_i386::do_calls_non_split): New function.
7759 * x86_64.cc (Target_x86_64::relocate_section): Add
7760 reloc_symbol_changes parameter.
7761 (Target_x86_64::do_calls_non_split): New function.
7762 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7764 * powerpc.cc (Target_powerpc::relocate_section): Add
7765 reloc_symbol_changes parameter.
7766 * sparc.cc (Target_sparc::relocate_section): Add
7767 reloc_symbol_changes parameter.
7768 * configure.ac: Call AM_CONDITIONAL for the default target.
7769 * configure: Rebuild.
7770 * testsuite/Makefile.am (TEST_AS): New variable.
7771 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7772 (check_DATA): Add split_i386 and split_x86_64 files.
7773 (SPLIT_DEFSYMS): Define.
7774 (split_i386_[1234n].o): New targets.
7775 (split_i386_[124]): New targets.
7776 (split_i386_[1234r].stdout): New targets.
7777 (split_x86_64_[1234n].o): New targets.
7778 (split_x86_64_[124]): New targets.
7779 (split_x86_64_[1234r].stdout): New targets.
7780 (MOSTLYCLEANFILES): Add new executables.
7781 * testsuite/split_i386.sh: New file.
7782 * testsuite/split_x86_64.sh: New file.
7783 * testsuite/split_i386_1.s: New file.
7784 * testsuite/split_i386_2.s: New file.
7785 * testsuite/split_i386_3.s: New file.
7786 * testsuite/split_i386_4.s: New file.
7787 * testsuite/split_i386_n.s: New file.
7788 * testsuite/split_x86_64_1.s: New file.
7789 * testsuite/split_x86_64_2.s: New file.
7790 * testsuite/split_x86_64_3.s: New file.
7791 * testsuite/split_x86_64_4.s: New file.
7792 * testsuite/split_x86_64_n.s: New file.
7793 * testsuite/testfile.cc (Target_test): Update relocation_section
7795 * testsuite/Makefile.in: Rebuild.
7797 2009-10-06 Ian Lance Taylor <iant@google.com>
7799 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7800 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7801 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7802 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7803 the address on ldo_addrs_.
7804 (Target_i386::Relocate::fix_up_ldo): New function.
7806 2009-10-06 Rafael Espindola <espindola@google.com>
7808 * plugin.cc (add_input_library): New.
7809 (Plugin::load): Add add_input_library to tv.
7810 (Plugin_manager::add_input_file): Add the is_lib argument.
7811 (add_input_file): Update call to Plugin_manager::add_input_file.
7812 (add_input_library): New.
7813 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7815 2009-09-30 Doug Kwan <dougkwan@google.com>
7817 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7818 symbol and call Symbol::may_need_copy_reloc to determine if
7819 a copy reloc is needed.
7820 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7821 nocopyreloc is given in command line.
7822 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7823 given in command line.
7824 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7825 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7826 of the removed Target_i386::may_need_copy_reloc.
7827 * options.h (copyreloc): New option with default value false.
7828 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7829 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7830 instead of the removed Target_powerpc::may_need_copy_reloc.
7831 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7832 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7833 instead of the removed Target_sparc::may_need_copy_reloc.
7834 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7835 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7836 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7837 instead of the removed Target_x86_64::may_need_copy_reloc.
7839 2009-09-30 Ian Lance Taylor <iant@google.com>
7841 * object.h (class Object): Remove target_ field, and target,
7842 sized_target, and set_target methods.
7843 (Object::sized_target): Remove.
7844 (class Sized_relobj): Update declarations. Remove sized_target.
7845 * object.cc (Sized_relobj::setup): Remove target parameter.
7847 (Input_objects::add_object): Don't do anything with the target.
7848 (make_elf_sized_object): Add punconfigured parameter. Change all
7849 callers. Set or test parameter target.
7850 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7852 * parameters.cc (Parameters::set_target): Change parameter type to
7854 (Parameters::default_target): Remove.
7855 (set_parameters_target): Change parameter type to be non-const.
7856 (parameters_force_valid_target): New function.
7857 (parameters_clear_target): New function.
7858 * parameters.h (class Parameters): Update declarations. Remove
7859 default_target method. Add sized_target and clear_target
7860 methods. Change target_ to be non-const.
7861 (set_parameters_target): Update declaration.
7862 (parameters_force_valid_target): Declare.
7863 (parameters_clear_target): Declare.
7864 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7865 as NULL if we aren't searching.
7866 (Add_symbols::run): Don't check for compatible target.
7867 * fileread.cc (Input_file::open_binary): Call
7868 parameters_force_valid_target.
7869 * gold.cc (queue_middle_tasks): Likewise.
7870 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7871 set_target on object.
7872 * dynobj.h (class Sized_dynobj): Update declarations.
7873 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7874 make_elf_object returns NULL.
7875 (Archive::include_member): Don't check whether object target is
7877 * output.cc (Output_section::add_input_section): Get target from
7879 (Output_section::relax_input_section): Likewise.
7880 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7882 (Sized_relobj::do_scan_relocs): Likewise.
7883 (Sized_relobj::relocate_sections): Likewise.
7884 * resolve.cc (Symbol_table::resolve): Likewise.
7885 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7886 parameter. Change all callers.
7887 (Symbol_table::add_from_object): Get target from parameters.
7888 (Symbol_table::add_from_relobj): Don't check object target.
7889 (Symbol_table::add_from_dynobj): Likewise.
7890 (Symbol_table::define_special_symbol): Get target from
7892 * symtab.h (class Symbol_table): Update declaration.
7893 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7894 parameter. Change all callers. Clear parameter target.
7895 (Binary_test): Test target here.
7896 * testsuite/object_unittest.cc (gold_testsuite): Remove
7897 target_test_pointer parameter. Change all callers.
7898 (Object_test): Test target here.
7900 2009-09-26 Ian Lance Taylor <iant@google.com>
7902 * testsuite/initpri1.c: Don't try to use constructor priorities if
7903 compiling with gcc before 4.3.
7905 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7907 * testsuite/retain_symbols_file_test.sh (check_present): Change
7908 output file name to retain_symbols_file_test.stdout.
7909 (check_absent): Likewise.
7911 2009-09-18 Craig Silverstein <csilvers@google.com>
7913 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7914 * options.cc: Include <cerrno> and <fstream>.
7915 (General_options::finalize): Parse -retain-symbols-file tag.
7916 * options.h: New flag.
7917 (General_options): New method should_retain_symbol, new
7918 variable symbols_to_retain.
7919 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7920 should_retain_symbol map.
7921 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7922 * testsuite/Makefile.in: Regenerate.
7923 * testsuite/retain_symbols_file_test.sh: New file.
7925 2009-09-18 Nick Clifton <nickc@redhat.com>
7927 * po/es.po: Updated Spanish translation.
7929 2009-09-17 Doug Kwan <dougkwan@google.com>
7931 * debug.h (DEBUG_RELAXATION): New constant.
7932 (DEBUG_ALL): Add DEBUG_RELAXATION.
7933 (debug_string_to_enum): Add relaxation debug option.
7935 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7936 Layout::Relaxation_debug_check::read_sections,
7937 Layout::Relaxation_debug_check::read_sections): New method definitions.
7938 (Layout::Layout): Initialize data members
7939 record_output_section_data_from_scrips_,
7940 script_output_section_data_list_ and relaxation_debug_check_.
7941 (Layout::save_segments, Layout::restore_segments,
7942 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7943 Layout::relaxation_loop_body): New method definitions.
7944 (Layout::finalize): Support relaxation. Move section layout code to
7945 Layout::relaxation_loop_body.
7946 (Layout::set_asection_address_from_script): Move code for orphan
7947 section placement out.
7948 (Layout::place_orphan_sections_in_script): New method definition.
7949 * layout.h (Output_segment_headers, Output_file_header):
7950 New forward class declarations.
7951 (Layout::~Layout): Define.
7952 (Layout::new_output_section_data_from_script): New method definition.
7953 (Layout::place_orphan_sections_in_script): New method declaration.
7954 (Layout::Segment_states): New type declaration.
7955 (Layout::save_segments, Layout::restore_segments,
7956 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7957 Layout::relaxation_loop_body): New method declarations.
7958 (Layout::Output_section_data_list): New type declaration.
7959 (Layout::Relaxation_debug_check): New class definition.
7960 (Layout::record_output_section_data_from_script_,
7961 Layout::script_output_section_data_list_, Layout::segment_states_,
7962 Layout::relaxation_debug_check_): New data members.
7963 * output.cc: (Output_section_headers::do_size): New method definition.
7964 (Output_section_headers::Output_section_headers): Move size
7965 computation to Output_section_headers::do_size.
7966 (Output_segment_headers::do_size): New method definition.
7967 (Output_file_header::Output_file_header): Move size computation to
7968 Output_file_header::do_size and call it.
7969 (Output_file_header::do_size): New method definition.
7970 (Output_data_group::Output_data_group): Adjust call to
7971 Output_section_data.
7972 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7973 (Output_symtab_xindex::do_write): Add array bound check.
7974 (Output_section::Input_section::print_to_mapfile): Handle
7975 RELAXED_INPUT_SECTION_CODE.
7976 (Output_section::Output_section): Initialize data member checkpoint_.
7977 (Output_section::~Output_section): Delete checkpoint object pointed
7979 (Output_section::add_input_section): Always add an Input_section if
7981 (Output_section::add_merge_input_section): Add assert.
7982 (Output_section::relax_input_section): New method definition.
7983 (Output_section::set_final_data_size): Set load address to zero for
7984 an unallocated section.
7985 (Output_section::do_address_and_file_offset_have_reset_values):
7986 New method definition.
7987 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7988 Handle relaxed input section.
7989 (Output_section::sort_attached_input_sections): Checkpoint input
7990 section list lazily.
7991 (Output_section::get_input_sections): Change type of input_sections to
7992 list of Simple_input_section pointers. Checkpoint input section list
7993 lazily. Also handle relaxed input sections.
7994 (Output_section::add_input_section_for_script): Take a reference to
7995 a Simple_input_section object instead of Relobj pointer and section
7996 index as parameter. Handle relaxed input sections.
7997 (Output_section::save_states, Output_section::restore_states): New
7999 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8000 (Output_data::is_data_size_fixed): New method definition.
8001 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8003 (Output_data::address_and_file_offset_have_reset_values): New method
8005 (Output_data::do_address_and_file_offset_have_reset_values): New method
8007 (Output_data::set_data_size): Check that data size is not fixed.
8008 (Output_data::fix_data_size): New method definition.
8009 (Output_data::is_data_size_fixed_): New data member.
8010 (Output_section_headers::set_final_data_size): New method definition.
8011 (Output_section_headers::do_size): New method declaration.
8012 (Output_segment_headers::set_final_data_size): New method definition.
8013 (Output_segment_headers::do_size): New method declaration.
8014 (Output_file_header::set_final_data_size)::New method definition.
8015 (Output_file_header::do_size)::New method declaration.
8016 (Output_section_data::Output_section_data): Add new parameter
8017 is_data_size_fixed and use it to fix data size.
8018 (Output_data_const::Output_data_const): Adjust call to base class
8019 constructor and fix data size.
8020 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8021 base class constructor and fix data size.
8022 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8023 base class constructor and fix data size.
8024 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8025 class constructor and fix data size.
8026 (Output_data_group::set_final_data_size): New method definition.
8027 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8028 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8029 class constructor and fix data size.
8030 (Output_relaxed_input_section): New class definition.
8031 (Output_section::Simple_input_section): New class definition.
8032 (Output_section::get_input_sections): Adjust parameter list.
8033 (Output_section::add_input_section_for_script): Same.
8034 (Output_section::save_states, Output_section::restore_states,
8035 Output_section::do_address_and_file_offset_have_reset_values,
8036 (Output_section::Input_section::Input_section): Handle
8037 RELAXED_INPUT_SECTION_CODE. Add new overload for
8038 Output_relaxed_input_section.
8039 (Output_section::Input_section::is_input_section,
8040 Output_section::Input_section::set_output_section): Handle relaxed
8042 (Output_section::Input_section::is_relaxed_input_section,
8043 Output_section::Input_section::output_section_data,
8044 Output_section::Input_section::relaxed_input_section): New method
8046 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8048 (Output_section::Input_section::u1_): Update comments.
8049 (Output_section::Input_section::u2_): Add new union member poris.
8050 (Output_section::Checkpoint_output_section): New classs definition.
8051 (Output_section::relax_input_section): New method declaration.
8052 (Output_section::checkpoint_): New data member.
8053 (Output_segment): Update comments.
8054 (Output_segment::Output_segment): Un-privatize copy constructor.
8055 (Output_segment::operator=): Un-privatize.
8056 * script-sections.cc (Output_section_element::Input_section_list):
8057 Change element type to Output_section::Simple_input_section.
8058 (Output_section_element_dot_assignment::set_section_addresses):
8059 Register output section data for relaxation clean up.
8060 (Output_data_exression::Output_data_expression): Adjust call to base
8061 constructor to fix data size.
8062 (Output_section_element_data::set_section_addresses): Register
8063 Output_data_expression object for relaxation clean up.
8064 (struct Input_section_info): Replace Relobj pointer and section index
8065 pair with Output_section::Simple_input_section and Convert struct to a
8067 (Input_section_sorter::operator()): Adjust access to
8068 Input_section_info data member to use accessors.
8069 (Output_section_element_input::set_section_addresses): Use layout
8070 parameter. Adjust code to use Output_section::Simple_input_section
8071 and Input_secction_info classes. Register filler for relaxation
8073 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8074 and section index pair with Output_section::Simple_input_section
8075 class. Adjust code accordingly.
8076 (Phdrs_element::release_segment): New method definition.
8077 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8079 (Script_sections::release_segments): New method definition.
8080 * gold/script-sections.h (Script_sections::release_segments): New
8082 * gold/target.h (Target::may_relax, Target::relax,
8083 Target::do_may_relax, Target::do_relax): New method definitions.
8085 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8087 * arm.cc (has_signed_unsigned_overflow): New function.
8088 (Arm_relocate_functions::abs8): New function.
8089 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8090 (Target_arm::Scan::global): Likewise.
8091 (Target_arm::relocate::relocate): Likewise.
8092 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8095 2009-09-16 Cary Coutant <ccoutant@google.com>
8097 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8098 * testsuite/Makefile.in: Regenerate.
8100 2009-09-11 Nick Clifton <nickc@redhat.com>
8102 * po/gold.pot: Updated by the Translation project.
8104 2009-09-08 Cary Coutant <ccoutant@google.com>
8106 * output.cc (Output_file::open): Add execute permission to empty file.
8107 * testsuite/Makefile.am (permission_test): New test.
8108 * testsuite/Makefile.in: Regenerate.
8110 2009-09-02 Ian Lance Taylor <iant@google.com>
8112 * output.cc (Output_file::resize): Call map_no_anonymous rather
8115 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8117 * gold.cc: Include "incremental.h".
8118 (queue_initial_tasks): Call Incremental_checker methods.
8119 * incremental.cc: Include "output.h".
8120 (Incremental_checker::can_incrementally_link_output_file): New
8122 * incremental.h (Incremental_checker): New class.
8124 * output.cc (Output_file::open_for_modification): New method.
8125 (Output_file::map_anonymous): Changed return type to bool. Record
8127 (Output_file::map_no_anonymous): New method, broken out of map.
8128 (Output_file::map): Use map_no_anonymous and map_anonymous.
8129 * output.h (class Output_file): Update declarations.
8131 2009-08-24 Cary Coutant <ccoutant@google.com>
8133 * options.h (Command_line::Pre_options): New class.
8134 (Command_line::pre_options): New member.
8135 * options.cc (gold::options::ready_to_register): New variable.
8136 (One_option::register_option): Do nothing if not registering options.
8137 Assert if same short option registered twice.
8138 (General_options::General_options): Turn off option registration when
8140 (Command_line::Pre_options::Pre_options): New constructor.
8142 2009-08-24 Cary Coutant <ccoutant@google.com>
8144 * options.h (General_options::no_keep_memory): Remove incorrect
8147 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8149 * Makefile.am (am__skiplex, am__skipyacc): New.
8150 * Makefile.in: Regenerate.
8152 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8154 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8155 (INCLUDES): ... this.
8156 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8157 (AM_CPPFLAGS): Renamed from ...
8158 (INCLUDE): ... this.
8159 * Makefile.in, testsuite/Makefile.in: Regenerate.
8161 * Makefile.in: Regenerate.
8162 * aclocal.m4: Likewise.
8163 * config.in: Likewise.
8164 * configure: Likewise.
8165 * testsuite/Makefile.in: Likewise.
8167 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8168 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8169 * Makefile.in: Regenerate.
8170 * testsuite/Makefile.in: Regenerate.
8172 2009-08-19 Cary Coutant <ccoutant@google.com>
8174 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8175 symbols in shared libraries overridden by hidden or internal symbols
8176 in the main program.
8178 2009-08-19 Chris Demetriou <cgd@google.com>
8180 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8181 checking source file names in error messages.
8183 2009-08-18 Doug Kwan <dougkwan@google.com>
8185 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8186 an elcpp::Ehdr as parameter. Adjust call to set_target.
8187 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8188 an elfcpp::Ehdr as parameter.
8189 * object.cc (Object::set_target): Remove the version that looks up
8190 a target and sets it.
8191 (Sized_relobj::setup): Take a Target object instead of
8192 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8193 (make_elf_sized_object): Find target and ask target to
8195 * object.h: (Object::set_target): Remove the version that looks up
8196 a target and sets it.
8197 (Sized_relobj::setup): Take a Target object instead of
8198 an elfcpp:Ehdr as parameter.
8199 * target.cc: Include dynobj.h.
8200 (Target::do_make_elf_object_implementation): New.
8201 (Target::do_make_elf_object): New.
8202 * target.h (Target::make_elf_object): New template declaration.
8203 (Target::do_make_elf_object): New method declarations.
8204 (Target::do_make_elf_object_implementation): New template declaration.
8206 2009-08-14 Ian Lance Taylor <iant@google.com>
8208 * gold.h (FUNCTION_NAME): Define.
8209 (gold_unreachable): Use FUNCTION_NAME.
8211 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8213 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8214 symbol in the --keep-unique list is not found.
8216 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8218 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8219 been maked as --keep-unique.
8220 (Icf::unfold_section): New function.
8221 * icf.h (Icf::unfold_section): New function.
8222 * options.h (General_options::keep_unique): New option.
8223 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8224 * testsuite/Makefile.in: Regenerate.
8225 * testsuite/icf_keep_unique_test.sh: New file.
8226 * testsuite/icf_keep_unique_test.cc: New file.
8228 2009-08-12 Cary Coutant <ccoutant@google.com>
8231 * resolve.cc (Symbol_table::resolve): Check for references from
8232 dynamic objects to hidden and internal symbols.
8233 * testsuite/Makefile.am (hidden_test.sh): New test.
8234 * testsuite/Makefile.in: Regenerate.
8235 * testsuite/hidden_test.sh: New script.
8236 * testsuite/hidden_test_1.c: New test source.
8237 * testsuite/hidden_test_main.c: New test source.
8239 2009-08-11 Doug Kwan <dougkwan@google.com>
8241 * arm.cc: Update comments.
8242 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8243 segment to locate the .ARM.exidx section if present.
8245 2009-08-09 Doug Kwan <dougkwan@google.com>
8247 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8250 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8251 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8254 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8256 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8257 valid tls_segment only for non-debug-section relocations.
8258 * testsuite/Makefile.am: Add gc_tls_test.
8259 * testsuite/Makefile.in: Regenerate.
8260 * testsuite/gc_tls_test.cc: New file.
8261 * testsuite/gc_tls_test.sh: New file.
8263 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8267 * Makefile.am (CCFILES): Add icf.cc.
8269 * Makefile.in: Regenerate.
8270 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8271 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8272 section, symbol and addend information for the relocs.
8273 * gold.cc (queue_middle_tasks): Call identical code folding.
8274 * gold.h: Add defines for multimap.
8275 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8276 to the call of finalize_local_symbols.
8277 * main.cc (main): Create object of class Icf.
8278 * object.cc (Sized_relobj::do_layout): Allow this function to be
8279 called twice during icf.
8280 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8281 to sections marked as identical by icf.
8282 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8284 (Sized_relobj::do_section_entsize): New function.
8285 * object.h (Object::section_entsize): New function.
8286 (Object::do_section_entsize): New pure virtual function.
8287 (Relobj::finalize_local_symbols): Add new parameter.
8288 (Relobj::do_section_entsize): New function.
8289 * options.h (General_options::icf): New option.
8290 (General_options::icf_iterations): New option.
8291 (General_options::print_icf_sections): New option.
8292 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8293 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8294 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8296 * symtab.cc (Symbol_table::is_section_folded): New function.
8297 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8298 to sections marked as identical by icf.
8299 * symtab.h (Symbol_table::set_icf): New function.
8300 (Symbol_table::icf): New function.
8301 (Symbol_table::is_section_folded): New function.
8302 (Symbol_table::icf_): New data member.
8303 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8304 * testsuite/Makefile.am: Add commands to build icf_test.
8305 * testsuite/Makefile.in: Regenerate.
8306 * testsuite/icf_test.sh: New file.
8307 * testsuite/icf_test.cc: New file.
8309 2009-07-24 Chris Demetriou <cgd@google.com>
8311 * layout.cc (is_compressible_debug_section): Fix incorrect
8312 comment about compressed section names.
8314 2009-07-20 Ian Lance Taylor <ian@airs.com>
8317 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8319 2009-07-16 Ian Lance Taylor <iant@google.com>
8322 * layout.h: #include <map>.
8323 (class Kept_section): Change from struct to class. Add accessors
8324 and setters. Add section size to Comdat_group mapping. Change
8325 Comdat_group to std::map. Add is_comdat_ field. Add
8326 linkonce_size field in union.
8327 (class Layout): Update declaration of find_or_add_kept_section.
8328 Don't declare find_kept_object.
8329 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8330 parameter. Add object, shndx, is_comdat, and is_group_name
8331 parameters. Change all callers. Adjust for new Kept_section.
8332 (Layout::find_kept_object): Remove.
8333 * object.cc (Sized_relobj::include_section_group): Update use of
8334 Kept_section. Rename secnum to shndx. Only record
8335 Kept_comdat_section if sections are the same size.
8336 (Sized_relobj::include_linkonce_section): Update use of
8337 Kept_section. Only record Kept_comdat_section if sections are the
8338 same size. Set size of linkonce section.
8339 (Sized_relobj::map_to_kept_section): Update call to
8340 get_kept_comdat_section.
8341 * object.h (class Sized_relobj): Rename fields in
8342 Kept_comdat_section to drop trailing underscores; change object
8343 field to Relobj*. Change Kept_comdat_section_table to store
8344 struct rather than pointer.
8345 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8346 Add kept_object and kept_shndx parameters. Change all callers.
8347 (Sized_relobj::get_kept_comdat_section): Change return type to
8348 bool. Add kept_object and kept_shndx parameters. Change all
8350 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8351 Layout::find_or_add_kept_section.
8353 2009-07-09 Ian Lance Taylor <iant@google.com>
8355 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8356 Reserve space in the hash table.
8358 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8360 * fileread.cc (File_read::get_mtime): New method.
8361 * fileread.h (Timespec): New structure.
8362 (File_read::get_mtime): New method.
8363 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8364 Renamed from timestamp_nsec.
8365 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8367 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8369 (Incremental_inputs::report_archive): Save mtime; style fix.
8370 (Incremental_inputs::report_obejct): Save mtime; style fix.
8371 (Incremental_inputs::report_script): Save mtime; style fix.
8372 (Incremental_inputs::finalize_inputs): Style fix.
8373 (Incremental_inputs::finalize): Style fix.
8374 (Incremental_inputs::create_input_section_data): Store inputs
8376 * incremental.h (Incremental_inputs::report_script): Add mtime
8378 (Incremental_inputs::Input_info::Input_info): Intialize only one
8380 (Incremental_inputs::Input_info::archive): Move to nameless
8382 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8383 (Incremental_inputs::Input_info::script): Move to nameless union.
8384 (Incremental_inputs::mtime): New field.
8385 * script.cc (read_input_script): Pass file mtime to
8387 * script.h (Script_info::inputs): Style fix.
8389 2009-07-01 Ian Lance Taylor <ian@airs.com>
8391 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8394 2009-06-24 Ian Lance Taylor <iant@google.com>
8397 * layout.cc (Layout::choose_output_section): If we find an
8398 existing section, update the flags.
8399 (Layout::create_notes): New function, broken out of
8401 (Layout::finalize): Don't create note sections.
8402 (Layout::create_note): Don't crash if linker script discards
8404 (Layout::create_gold_note): Likewise.
8405 (Layout::create_build_id): Likewise. Don't set
8406 after_input_sections on the section.
8407 (Layout::create_executable_stack_info): Remove target parameter.
8409 * layout.h (class Layout): Declare create_notes. Update
8410 declaration of create_executable_stack_info.
8411 * gold.cc (queue_middle_tasks): Call create_notes.
8412 * output.cc (Output_section::update_flags_for_input_section): Move
8413 here from output.h. If SHF_ALLOC flag is newly set, mark address
8415 * output.h (Output_data::mark_address_invalid): New function.
8416 (class Output_section): Only declare, not define,
8417 update_flags_for_input_section. Remove set_flags.
8419 2009-06-24 Ian Lance Taylor <iant@google.com>
8421 * script-sections.cc (Output_section_definition::
8422 set_section_addresses): Rename shadowing local load_address to
8425 2009-06-24 Ian Lance Taylor <iant@google.com>
8428 * reloc.cc (relocate_sections): Skip empty relocation sections.
8430 2009-06-23 Ian Lance Taylor <iant@google.com>
8433 * layout.cc (Layout::create_note): Use choose_output_section
8434 rather than make_output_section.
8436 2009-06-23 Ian Lance Taylor <iant@google.com>
8439 * options.cc (General_options::parse_V): Set printed_version_.
8440 (General_options::General_options): Initialize printed_version_.
8441 * options.h (class General_options): Add printed_version_ field.
8442 * gold.cc (queue_initial_tasks): If there are no input files,
8443 don't give a fatal error if we printed the version information.
8444 (queue_middle_tasks): If using -r with a shared object, give a
8445 fatal error rather than an ordinary error.
8447 2009-06-23 Ian Lance Taylor <iant@google.com>
8450 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8451 (Layout::make_output_section): Set have_stabstr_section_ if we see
8452 a .stab*str section.
8453 (Layout::finalize): Call link_stabs_sections.
8454 (Layout::link_stabs_sections): New file.
8455 * layout.h (class Layout): Add have_stabstr_section_ field.
8456 Declare link_stabs_sections.
8458 2009-06-23 Doug Kwan <dougkwan@google.com>
8460 * Makefile.am (libgold_a_LIBADD): New.
8461 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8462 * Makefile.in: Regenerate.
8463 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8464 * configure: Regenerate.
8465 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8466 * fileread.cc: Include sys/state.h
8467 * gold.h: Declare memmem and strndup if found missing.
8468 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8470 2009-06-23 Ian Lance Taylor <iant@google.com>
8472 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8473 * configure: Rebuild.
8475 2009-06-23 Ian Lance Taylor <iant@google.com>
8478 * object.cc (Object::section_contents): Don't try to get a view if
8479 the section has length zero.
8480 (Object::handle_gnu_warning_section): If the section is empty, use
8481 the name of the section as the warning.
8483 2009-06-23 Ian Lance Taylor <iant@google.com>
8486 * stringpool.h (class Stringpool_template): Add optimize_ field.
8487 (Stringpool_template::set_optimize): New function.
8488 * stringpool.cc (Stringpool_template::Stringpool_template):
8489 Initialize optimize_ field.
8490 (Stringpool_template::set_string_offsets): Test local optimize
8491 fild rather than parameter.
8492 * layout.cc (Layout::Layout): Call set_optimize on the section
8495 2009-06-22 Ian Lance Taylor <iant@google.com>
8498 * yyscript.y: Parse TARGET.
8499 * script.cc (script_set_target): New function.
8500 * script-c.h (script_set_target): Declare.
8501 * options.cc (General_options::string_to_object_format): Rename
8502 from string_to_object_format in anonymous namespace. Change
8504 * options.h (class General_options): Declare
8505 string_to_object_format.
8507 2009-06-22 Ian Lance Taylor <iant@google.com>
8509 * script-sections.cc (Script_sections::create_segments): Don't put
8510 program headers in a PT_LOAD segment if -n or -N.
8512 2009-06-22 Ian Lance Taylor <iant@google.com>
8515 * options.h (class General_options): Add -z lazy and -z now. Sort
8516 -z options into alphabetical order.
8517 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8519 2009-06-21 Ian Lance Taylor <iant@google.com>
8521 * layout.cc (Layout::make_output_section): Call
8522 Target::new_output_section.
8523 (Layout::attach_allocated_section_to_segment): Put large section
8524 sections in a separate load segment with the large segment flag
8526 (Layout::segment_precedes): Sort large data segments after other
8528 (align_file_offset): New static function.
8529 (Layout::set_segment_offsets): Use align_file_offset.
8530 * output.h (class Output_section): Add is_small_section_ and
8531 is_large_section_ fields.
8532 (Output_section::is_small_section): New function.
8533 (Output_section::set_is_small_section): New function.
8534 (Output_section::is_large_section): New function.
8535 (Output_section::set_is_large_section): New function.
8536 (Output_section::is_large_data_section): New function.
8537 (class Output_segment): Add is_large_data_segment_ field.
8538 (Output_segment::is_large_data_segment): New function.
8539 (Output_segment::set_is_large_data_segment): New function.
8540 * output.cc (Output_section::Output_section): Initialize new
8542 (Output_segment::Output_segment): Likewise.
8543 (Output_segment::add_output_section): Add assertion that large
8544 data sections always go in large data segments. Force small data
8545 sections to the end of the list of data sections. Force small BSS
8546 sections to the start of the list of BSS sections. For large BSS
8547 sections to the end of the list of BSS sections.
8548 * symtab.h (class Symbol): Declare is_common_shndx.
8549 (Symbol::is_defined): Check Symbol::is_common_shndx.
8550 (Symbol::is_common): Likewise.
8551 (class Symbol_table): Define enum Commons_section_type. Update
8552 declarations. Add small_commons_ and large_commons_ fields.
8553 * symtab.cc (Symbol::is_common_shndx): New function.
8554 (Symbol_table::Symbol_table): Initialize new fields.
8555 (Symbol_table::add_from_object): Put small and large common
8556 symbols in the right list.
8557 (Symbol_table::sized_finalized_symbol): Check
8558 Symbol::is_common_shndx.
8559 (Symbol_table::sized_write_globals): Likewise.
8560 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8561 common symbol lists. Don't call do_allocate_commons_list if the
8563 (Symbol_table::do_allocate_commons_list): Remove is_tls
8564 parameter. Add comons_section_type parameter. Change all
8565 callers. Handle small and large common symbols.
8566 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8567 Symbol::is_common_shndx.
8568 * resolve.cc (symbol_to_bits): Likewise.
8569 * target.h (Target::small_common_shndx): New function.
8570 (Target::small_common_section_flags): New function.
8571 (Target::large_common_shndx): New function.
8572 (Target::large_common_section_flags): New function.
8573 (Target::new_output_section): New function.
8574 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8575 small_common_section_flags, and large_common_section_flags
8577 (Target::do_new_output_section): New virtual function.
8578 * arm.cc (Target_arm::arm_info): Initialize new fields.
8579 * i386.cc (Target_i386::i386_info): Likewise.
8580 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8582 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8583 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8584 (Target_x86_64::do_new_output_section): New function.
8585 * configure.ac: Define conditional MCMODEL_MEDIUM.
8586 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8587 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8588 (large_LDFLAGS): Define.
8589 * testsuite/large.c: New file.
8590 * testsuite/testfile.cc (Target_test::test_target_info):
8591 Initialize new fields.
8592 * configure, testsuite/Makefile.in: Rebuild.
8594 2009-06-05 Doug Kwan <dougkwan@google.com>
8596 * Makefile.am (CCFILES): Add target.cc.
8597 * Makefile.in: Regenerate.
8598 * i386.cc (class Target_i386): Define new virtual method to
8599 override do_is_local_label_name in parent.
8600 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8601 local symbols if --discard-locals or -X is given.
8602 * options.h (class General_options): Declare new options
8603 '--discard-locals' and '-X' for discarding locals.
8604 * target.h (class Target): Define new methods is_local_label_name.
8605 Declare new virtual method do_is_local_label_name.
8606 * target.cc: New file.
8607 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8608 (check_SCRIPTS): Add discard_locals_test.sh.
8609 (check_DATA): Add discard_local_tests.syms.
8610 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8611 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8612 * testsuite/Makefile.in: Regenerate.
8613 * testsuite/discard_locals_test.c: New file.
8614 * testsuite/discard_locals_test.sh: Same.
8616 2009-06-05 Doug Kwan <dougkwan@google.com>
8618 * object.cc (Sized_relobj::Sized_relobj): Initialize
8619 discarded_eh_frame_shndx_ to -1U.
8620 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8622 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8623 a discarded .eh_frame section.
8624 (Sized_relobj::do_finalize_local_symbols): Ditto.
8625 * object.h (class Sized_relobj): Declare new member
8626 discarded_eh_frame_shndx_.
8627 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8628 (local_labels_test.o, local_labels_test): New rules.
8629 * testsuite/Makefile.in: Regenerate.
8631 2009-06-04 Doug Kwan <dougkwan@google.com>
8633 * layout.cc (Layout::section_name_mapping): Add mapping for
8634 special ARM sections.
8636 2009-06-03 Doug Kwan <dougkwan@google.com>
8638 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8639 (utils::has_overflow): Same.
8641 2009-06-03 Ian Lance Taylor <iant@google.com>
8643 * layout.cc (Layout::section_name_mapping): New array, replacing
8644 Layout::linkonce_mapping.
8645 (Layout::section_name_mapping_count): New variable, replacing
8646 Layout::linkonce_mapping_count.
8647 (Layout::linkonce_output_name): Remove.
8648 (Layout::output_section_name): Rewrite.
8649 * layout.h (class Layout): Rename Linkonce_mapping to
8650 Section_name_mapping, linkonce_mapping to section_name_mapping,
8651 linkonce_mapping_count to section_name_mapping_count. Don't
8652 declare linkonce_output_name.
8654 2009-06-03 Doug Kwan <dougkwan@google.com>
8656 * gold/arm.cc (namespace utils): New.
8657 (Target_arm::reloc_is_non_pic): Define new method.
8658 (class Arm_relocate_functions): New.
8659 (Target_arm::Relocate::relocate): Handle relocation types used by
8662 2009-06-03 Ian Lance Taylor <iant@google.com>
8664 * arm.cc (Target_arm::scan::global): Use || instead of |.
8666 2009-06-02 Doug Kwan <dougkwan@google.com>
8668 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8669 issued_non_pic_error_.
8670 (class Target_arm::Scan): Declare new method check_non_pic.
8671 Define new method symbol_needs_plt_entry.
8672 Declare new data member issued_non_pic_error_.
8673 (class Target_arm::Relocate): Declare new method
8674 should_apply_static_reloc.
8675 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8676 (Target_arm::Scan::check_non_pic): Define new method.
8677 (Target_arm::Scan::local): Handle a small subset of reloc types used
8679 (Target_arm::Scan::local): Same.
8680 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8682 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8684 * incremental.cc (Incremental_inputs::report_command_line): Filter
8685 out --incremental-* options.
8687 2009-05-29 Doug Kwan <dougkwan@google.com>
8689 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8691 (class Target_arm): Update comment.
8692 (Target_arm::Target_arm): Initialize new data members GOT_,
8693 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8694 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8695 and Target_arm::rel_dyn_section.
8696 Declare new_enum Target_arm::Got_type.
8697 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8699 Update commments for member do_dynsym_value.
8700 (Target_arm::got_size, Target_arm::plt_section,
8701 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8702 new methods inside class defintion.
8703 (Target_arm::got_section): Define new method.
8704 (Target_arm::rel_dyn_section): Same.
8705 (Output_data_plt_arm): New template class.
8706 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8707 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8708 (Output_data_plt_arm::add_entry): Same.
8709 (Output_data_plt_arm::first_plt_entry): Define new
8710 static data member for PLT instruction template.
8711 (Output_data_plt_arm::plt_entry): Same.
8712 (Output_data_plt_arm::do_write): Define new method.
8713 (Target_arm::make_plt_entry): Same.
8714 (Target_arm::do_finalize_sections): Same.
8715 (Target_arm::do_dynsym_value): Same.
8717 2009-05-28 Doug Kwan <dougkwan@google.com>
8719 * Makefile.am (TARGETSOURCES): Add arm.cc.
8720 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8721 * Makefile.in: Regenerate.
8723 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8725 2009-05-26 Doug Kwan <dougkwan@google.com>
8727 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8728 (General_options::check_excluded_libs): Strip off directories in
8729 archive name before matching like GNU ld does.
8730 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8731 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8732 (exclude_libs_test_LDFLAGS): Add linker option
8733 -Wl,--exclude-libs,libexclude_libs_test_3
8734 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8735 an explicit archive without using -l.
8736 (alt/libexclude_libs_test_3.a): New make rule.
8737 * testsuite/Makefile.in: Regenerate.
8738 * testsuite/exclude_libs_test.c : Declare lib3_default().
8740 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8741 * exclude_libs_test_3.c: New file.
8743 2009-05-26 Nick Clifton <nickc@redhat.com>
8745 * po/id.po: New Indonesian translation.
8746 * po/gold.pot: Updated template file.
8748 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8750 * testsuite/Makefile.am: Add -ffunction-sections to compile
8751 gc_comdat_test files. Add -Wl,--gc-sections to build
8753 * testsuite/Makefile.in: Regenerate.
8754 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8756 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8758 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8759 kept comdat section was garbage collected.
8760 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8761 * testsuite/Makefile.in: Regenerate.
8762 * testsuite/gc_comdat_test.sh: New file.
8763 * testsuite/gc_comdat_test_1.cc: New file.
8764 * testsuite/gc_comdat_test_2.cc: New file.
8766 2009-05-19 Doug Kwan <dougkwan@google.com>
8768 * archive.cc (Archive::Archive): Move constructor from archive.h
8769 to here. Initialize no_export_.
8770 (Archive::get_elf_object_for_member): Set no_export flag of object.
8771 * archive.h (Archive::Archive): Move constructor body to
8773 (Archive::no_export): New method.
8774 (Archive::no_export_): New field.
8775 * object.h (Object::Object): Initialize no_export_ to false.
8776 (Object::no_export, Object::set_no_export): New methods.
8777 (Object::no_export_): New field.
8778 * options.cc (General_options::parse_exclude_libs): New method.
8779 (General_options::check_excluded_libs) Same.
8780 * options.h (exclude_libs): New option.
8781 (General_options::check_excluded_libs): New method declaration.
8782 (General_options::excluded_libs_): New field.
8783 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8784 default or protected visibility if an object has no-export flag set.
8785 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8786 (check_SCRIPTS): Add exclude_libs_test.sh.
8787 (check_DATA): Add exclude_libs_test.syms.
8788 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8789 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8790 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8791 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8792 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8793 libexclude_libs_test_2.a): New rules.
8794 * testsuite/Makefile.in: Regenerate.
8795 * testsuite/exclude_libs_test.c: New file.
8796 * testsuite/exclude_libs_test.sh: Ditto.
8797 * testsuite/exclude_libs_test_1.c: Ditto.
8798 * testsuite/exclude_libs_test_2.c: Ditto.
8800 2009-05-15 Ian Lance Taylor <iant@google.com>
8802 * configure.ac: Check for declarations for cases where libiberty.h
8803 checks HAVE_DECL_xxx.
8804 * configure, config.in: Rebuild.
8806 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8808 * gold.h (Incremental_argument_list): Remove (invalid) forward
8810 * incremental.cc (Incremental_inputs::report_achive): New method.
8811 (Incremental_inputs::report_object): New method.
8812 (Incremental_inputs::report_script): New method.
8813 (Incremental_inputs::finalize_inputs): New method.
8814 (Incremental_inputs::finalize): Call finalize_inputs().
8815 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8816 Create inputs entries.
8817 * incremental.h (Incremental_input_type): New enum.
8818 (Incremental_inputs::Incremental_input): Initialize new fields.
8819 (Incremental_inputs::report_inputs): New method.
8820 (Incremental_inputs::report_achive): New method.
8821 (Incremental_inputs::report_object): New method.
8822 (Incremental_inputs::report_script): New method.
8823 (Incremental_inputs::finalize_inputs): New method.
8824 (Incremental_inputs::Input_info): New struct.
8825 (Incremental_inputs::Input_info_map): New typedef.
8826 (Incremental_inputs::lock_): New field.
8827 (Incremental_inputs::Inputs_): New field.
8828 (Incremental_inputs::Inputs_map): New field.
8829 * main.cc (main): Call Incremental_input::report_inputs.
8830 * options.h (Input_argument_list): Typedef moved from
8832 (Input_file_group::Files): Remove, use ::Input_argument_list.
8833 (Input_file_group::Input_argument_list): Remove, use
8834 ::Input_argument_list.
8835 * plugin.cc (Plugin_manager::add_input_file): Add error in
8837 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8839 * script.cc (read_input_script): Call
8840 Incremental_input::report_script.
8841 * script.h (Script_info): New class.
8843 2009-04-27 Ian Lance Taylor <iant@google.com>
8845 * x86_64.cc (do_adjust_output_section): Set entsize to
8848 2009-04-23 Elliott Hughes <enh@google.com>
8850 * output.cc (Output_file::close): After short writes, continue
8851 writing from the correct offset in the buffer being written.
8853 2009-04-23 Chris Demetriou <cgd@google.com>
8855 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8856 * configure: Regenerate.
8857 * config.in: Regenerate.
8858 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8859 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8861 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8863 * incremental.cc (Incremental_inputs_header_data): Renamed from
8864 Incremental_input_header_data.
8865 (Incremental_inputs_header_data::data_size): New field.
8866 (Incremental_inputs_header_data::put_input_file_count): Renamed
8867 from input_file_count.
8868 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8869 from command_line_offset.
8870 (Incremental_inputs_header_data::put_reserved): Renamed from
8872 (Incremental_inputs_entry_data): Renamed from
8873 Incremental_input_entry_data.
8874 (Incremental_inputs_entry_data::data_size): New field.
8875 (Incremental_inputs::report_command_line): New method.
8876 (Incremental_inputs::finalize): New method.
8877 (Incremental_inputs::create_incremental_inputs_data): New method.
8878 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8879 * incremental.h: New file.
8880 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8881 (Layout::finalize): Create incremental inputs section in
8883 (Layout::create_incremental_info_sections): New method.
8884 * layout.h (Layout::incremental_inputs): New method.
8885 (Layout::create_incremental_info_sections): New method.
8886 (Layout::incremental_inputs_): New field.
8887 * main.cc (main): Notify Incremental_input of the command line.
8889 2009-04-01 Ian Lance Taylor <iant@google.com>
8890 Mikolaj Zalewski <mikolajz@google.com>
8892 * gold.h (reserve_unordered_map): Define, three versions, one for
8893 each version of Unordered_map.
8894 * layout.cc (Layout::Layout): Remove options parameter. Add
8895 number_of_input_files parameter. Don't initialize options_.
8896 Initialize number_of_input_files_ and resized_signatures_. Move
8897 sections_are_attached_.
8898 (Layout::layout_group): Reserve space for group_signatures_.
8899 (Layout::find_or_add_kept_section): Change name parameter to be a
8900 reference. Resize signatures_ map when it gets large enough.
8901 (Layout::layout_eh_frame): Use parameters->options() instead of
8903 (Layout::make_output_section): Likewise.
8904 (Layout::attach_allocated_section_to_segment): Likewise.
8905 (Layout::finalize, Layout::create_executable_stack): Likewise.
8906 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8907 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8908 * layout.h (class Layout): Update declarations. Remove options_
8909 field. Add number_of_input_files_ and resized_signatures_
8910 fields. Move sections_are_attached_ field.
8911 * main.cc (main): Pass number of input files to Layout
8912 constructor. Don't pass options.
8914 2009-03-30 Ian Lance Taylor <iant@google.com>
8916 * ffsll.c (ffsll): Correct implementation.
8918 2009-03-27 Ian Lance Taylor <iant@google.com>
8920 * ffsll.c: New file.
8921 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8922 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8923 * ftruncate.c (ftruncate): Declare before definition.
8924 * mremap.c (mremap): Likewise.
8925 * pread.c (pread): Likewise.
8926 * configure, Makefile.in, config.in: Rebuild.
8928 * mremap.c: New file.
8929 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8930 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8931 (mremap): Declare if HAVE_MREMAP is not defined.
8932 * configure, Makefile.in, config.in: Rebuild.
8934 2009-03-27 Cary Coutant <ccoutant@google.com>
8936 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8937 position independent.
8938 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8939 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8941 2009-03-24 Cary Coutant <ccoutant@google.com>
8943 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8945 (needs_dynamic_reloc): Likewise.
8947 2009-03-24 Ian Lance Taylor <iant@google.com>
8949 * yyscript.y (file_cmd): Recognize EXTERN.
8950 (extern_name_list, extern_name_list_body): New nonterminals.
8951 * script.cc (script_add_extern): Define.
8952 * script-c.h (script_add_extern): Declare.
8954 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8956 * object.cc (is_elf_object): Define.
8957 * object.h (is_elf_object): Declare.
8958 * archive.cc (Archive::get_elf_object_for_member): Call
8960 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8962 2009-03-24 Elliott Hughes <enh@google.com>
8964 * output.cc (Output_file::map_anonymous): Define.
8965 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8966 try an anonymous one. Report the size if the mmap fails.
8967 * output.h (class Output_file): Declare map_anonymous.
8969 2009-03-24 Ian Lance Taylor <iant@google.com>
8971 * target-select.cc (instantiate_target): Don't acquire the lock if
8972 the instantiated_target_ field has already been set.
8974 2009-03-23 Ian Lance Taylor <iant@google.com>
8976 * gold-threads.h (class Initialize_lock): Define.
8977 * gold-threads.cc (class Initialize_lock_once): Define.
8978 (initialize_lock_control): New static variable.
8979 (initialize_lock_pointer): New static variable.
8980 (initialize_lock_once): New static function.
8981 (Initialize_lock::Initialize_lock): Define.
8982 (Initialize_lock::initialize): Define.
8983 * target-select.h: Include "gold-threads.h".
8984 (class Target_selector): Add lock_ and initialize_lock_ fields.
8985 Don't define instantiate_target, just declare it.
8986 * target-select.cc (Target_selector::Target_selector): Initialize
8988 (Target_selector::instantiate_target): Define.
8989 * descriptors.h: Include "gold-threads.h".
8990 (class Descriptors): Add initialize_lock_ field.
8991 * descriptors.cc (Descriptors::Descriptors): Initialize new
8993 (Descriptors::open): Use initialize_lock_ field
8994 * errors.h (class Errors): Add initialize_lock_ field.
8995 * errors.cc (Errors::Errors): Initialize new field.
8996 (Errors::initialize_lock): Use initialize_lock_ field.
8997 * powerpc.cc (class Target_selector_powerpc): Remove
8998 instantiated_target_ field. In do_recognize call
8999 instantiate_target rather than do_instantiate_target. In
9000 do_instantiate_target just allocate a new target.
9001 * sparc.cc (class Target_selector_sparc): Likewise.
9003 * freebsd.h: New file.
9004 * i386.cc: Include "freebsd.h".
9005 (Target_i386): Derive from Target_freebsd rather than
9007 (Target_selector_i386): Derive from Target_selector_freebsd rather
9008 than Target_selector.
9009 * x86_64.cc: Include "freebsd.h".
9010 (Target_x86_64): Derive from Target_freebsd rather than
9012 (Target_selector_x86_64): Derive from Target_selector_freebsd
9013 rather than Target_selector.
9014 * target.h (class Target): Add adjust_elf_header and
9015 do_adjust_elf_header.
9016 * output.cc (Output_file_header:: do_sized_write): Call target
9017 adjust_elf_header routine.
9018 * configure.tgt: Set targ_osabi.
9019 * configure.ac: Define GOLD_DEFAULT_OSABI.
9020 * parameters.cc (Parameters::default_target): Pass
9021 GOLD_DEFAULT_OSABI to select_target.
9022 * target-select.h (class Target_selector): Make instantiate_target
9023 protected rather than private.
9024 * Makefile.am (HFILES): Add freebsd.h.
9025 * configure, Makefile.in, config.in: Rebuild.
9027 * merge.cc (do_add_input_section): Correct pend value. Change
9028 message about last entry not being null terminated from error to
9031 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9033 * incremental.cc: New file.
9034 * Makefile.am (CCFILES): Add incremental.cc.
9035 * Makefile.in: Rebuild.
9037 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9039 * layout.cc (Layout::output_section_name): Preserve names
9040 of '.note.' sections.
9042 2009-03-19 Ian Lance Taylor <iant@google.com>
9044 * descriptors.cc (Descriptors::open): Check that the options are
9045 valid before using them.
9047 2009-03-18 Ian Lance Taylor <iant@google.com>
9049 * script-sections.h: Include <list>.
9050 (class Script_sections): Change Sections_elements from std::vector
9051 to std::list. Typedef public Elements_iterator. Add
9052 orphan_section_placement_, data_segment_align_start_, and
9053 saw_data_segment_align_ fields. Remove data_segment_align_index_
9055 * script-sections.cc (class Orphan_section_placement): New class.
9056 (class Sections_element): Add virtual functions is_relro and
9057 orphan_section_init. Remove virtual function place_orphan_here.
9058 (class Output_section_definition): Add is_relro and
9059 orphan_section_init. Remove place_orphan_here.
9060 (class Orphan_output_section): Likewise.
9061 (Script_sections::Script_sections): Update for field changes.
9062 (Script_sections::data_segment_align): Set saw_data_segment_align_
9063 and data_segment_align_start_, not data_segment_align_index.
9064 (Script_sections::data_segment_relro_end): Check
9065 saw_data_segment_align_. Use data_segment_align_start_ rather
9066 than data_segment_align_index_.
9067 (Script_sections::place_orphan): Rewrite to use
9068 Orphan_section_placement.
9070 2009-03-17 Ian Lance Taylor <iant@google.com>
9072 * archive.cc (Archive::add_symbols): Check for a version attached
9073 to the symbol name in the archive map.
9074 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9075 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9076 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9077 (ver_test_11.a): New target.
9078 * testsuite/Makefile.in: Rebuild.
9080 * configure.ac: Check for chsize and posix_fallocate. Replace
9082 * ftruncate.c: New file, from gnulib.
9083 * output.cc (posix_fallocate): Define dummy version if not
9084 HAVE_POSIX_FALLOCATE.
9085 (Output_file::map): Call posix_fallocate rather than lseek and
9087 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9088 * configure, Makefile.in, config.in: Rebuild.
9090 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9092 * layout.h (Layout::create_note): Add section_name parameter.
9093 * layout.cc (Layout::create_note): Likewise.
9094 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9096 2009-03-17 Ian Lance Taylor <iant@google.com>
9098 * descriptors.cc: Include "options.h".
9099 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9100 (Descriptors::open): Always use O_CLOEXEC when opening a new
9101 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9102 then set FD_CLOEXEC.
9104 * sparc.cc (class Target_sparc): Add has_got_section.
9105 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9106 make sure we have a GOT section.
9108 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9109 (Target_sparc::Scan::local): Likewise.
9110 (Target_sparc::Scan::global): Likewise.
9111 (Target_sparc::Relocate::relocate): Likewise.
9112 (Target_sparc::Relocate::relocate_tls): Likewise.
9114 * symtab.cc (Symbol_table::define_default_version): New function,
9115 broken out of add_from_object.
9116 (Symbol_table::add_from_object): Call define_default_version.
9117 (Symbol_table::define_special_symbol): Add resolve_oldsym
9118 parameter. Change all callers. If the version for a symbol comes
9119 from a version script, resolve it with the symbol with the same
9120 name with no version. Also add the symbol without a version if
9122 (do_define_in_output_data): If resolving with oldsym, don't delete
9124 (do_define_in_output_segment): Likewise.
9125 (do_define_as_constant): Likewise.
9126 * symtab.h (class Symbol_table): Update declarations.
9128 2009-03-13 Ian Lance Taylor <iant@google.com>
9130 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9131 (Read_symbols::requeue): New function.
9132 (Read_symbols::do_read_symbols): If make_elf_object fails because
9133 the target type is not configured, and the file was searched for,
9134 issue a warning and retry with the next directory.
9135 (Add_symbols::run): If the file has an incompatible format, and
9136 it was searched for, requeue the Read_symbols task. On error,
9138 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9139 dirindex parameter to constructor. Change all callers. Declare
9140 incompatible_warning and requeue.
9141 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9142 input_argument_ and input_group_ fields. Add them to
9143 constructor. Change all callers.
9144 (class Read_script): Add dirindex_ field. Add it to constructor.
9146 * archive.cc (Archive::setup): Remove input_objects parameter.
9148 (Archive::get_file_and_offset): Likewise.
9149 (Archive::read_all_symbols): Likewise.
9150 (Archive::read_symbols): Likewise.
9151 (Archive::get_elf_object_for_member): Remove input_objects
9152 parameter. Add punconfigured parameter. Change all callers.
9153 (Archive::add_symbols): Change return type to bool. Check return
9154 value of include_member.
9155 (Archive::include_all_members): Likewise.
9156 (Archive::include_member): Change return type to bool. Return
9157 false if first included object has incompatible target. Set
9158 included_member_ field.
9159 (Add_archive_symbols::run): If add_symbols returns false, requeue
9161 * archive.h (class Archive): Add included_member_ field.
9162 Initialize it in constructor. Add input_file and searched_for
9163 methods. Update declarations.
9164 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9165 input_argument_ fields. Add them to constructor. Change all
9167 * script.cc: Include "target-select.h".
9168 (class Parser_closure): Add skip_on_incompatible_target_ and
9169 found_incompatible_target_ fields. Add
9170 skip_on_incompatible_target parameter to constructor. Change all
9171 callers. Add methods skip_on_incompatible_target,
9172 clear_skip_on_incompatible_target, found_incompatible_target, and
9173 set_found_incompatible_target.
9174 (read_input_script): Add dirindex parameter. Change all callers.
9175 If parser finds an incompatible target, requeue Read_symbols
9177 (script_set_symbol): Clear skip_on_incompatible_target in
9179 (script_add_assertion, script_parse_option): Likewise.
9180 (script_start_sections, script_add_phdr): Likewise.
9181 (script_check_output_format): New function.
9182 * script.h (read_input_script): Update declaration.
9183 * script-c.h (script_check_output_format): Declare.
9184 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9185 (ignore_cmd): Remove OUTPUT_FORMAT.
9186 * fileread.cc (Input_file::Input_file): Add explicit this.
9187 (Input_file::will_search_for): New function.
9188 (Input_file::open): Add pindex parameter. Change all callers.
9189 * fileread.h (class Input_file): Add input_file_argument method.
9190 Declare will_search_for. Update declarations.
9191 * object.cc (make_elf_object): Add punconfigured parameter.
9193 * object.h (class Object): Make input_file public. Add
9194 searched_for method.
9195 (make_elf_object): Update declaration.
9196 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9198 * dirsearch.h (class Dirsearch): Update declaration.
9199 * options.h (class General_options): Add --warn-search-mismatch.
9200 * parameters.cc (Parameters::is_compatible_target): New function.
9201 * parameters.h (class Parameters): Declare is_compatible_target.
9202 * workqueue.cc (Workqueue::add_blocker): New function.
9203 * workqueue.h (class Workqueue): Declare add_blocker.
9205 * fileread.cc (Input_file::open): Remove options parameter.
9207 (Input_file::open_binary): Likewise.
9208 * script.cc (read_input_script): Likewise.
9209 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9210 options parameter from constructor. Change all callers.
9211 (class Read_script): Likewise.
9212 * fileread.h (class Input_file): Update declarations.
9213 * script.h (read_input_script): Update declaration.
9215 2009-03-10 Nick Clifton <nickc@redhat.com>
9217 * po/es.po: New Spanish translation.
9219 2009-03-06 Cary Coutant <ccoutant@google.com>
9221 * options.cc (parse_short_option): Keep dash_z from registering itself.
9223 2009-03-03 Ian Lance Taylor <iant@google.com>
9226 * target-reloc.h (relocate_section): Pass output_section to
9228 * i386.cc (Target_i386::should_apply_static_reloc): Add
9229 output_section parameter. Change all callers.
9230 (Target_i386::Relocate::relocate): Add output_section parameter.
9231 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9232 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9233 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9234 * testsuite/two_file_shared.sh: New script.
9235 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9236 (check_DATA): Add two_file_shared.dbg.
9237 (two_file_shared.dbg): New target.
9238 * testsuite/Makefile.in: Rebuild.
9240 2009-03-01 Ian Lance Taylor <iant@google.com>
9242 * configure.ac: Check for byteswap.h.
9243 * configure: Rebuild.
9244 * config.in: Rebuild.
9246 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9248 * layout.cc (Layout::find_or_add_kept_section): New function.
9249 (Layout::add_comdat): Removed.
9250 * layout.h (struct Kept_section): Move out of class Layout.
9251 Remove trailing underscores from field names. Add group_sections
9252 field. Rename group_ field to is_group. Change all uses.
9253 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9254 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9255 comdat_groups_ field.
9256 (Sized_relobj::include_section_group): Use
9257 find_or_add_kept_section and Kept_section::group_sections.
9258 (Sized_relobj::include_linkonce_section): Likewise.
9259 * object.cc (class Sized_relobj): Don't define Comdat_group or
9260 Comdat_group_table. Remove find_comdat_group and
9261 add_comdat_group. Remove comdat_groups_ field.
9262 * plugin.cc (include_comdat_group): Use
9263 Layout::find_or_add_kept_section.
9265 2009-02-28 Ian Lance Taylor <iant@google.com>
9267 * README: --gc-sections and map files are now supported. Document
9268 some build requirements.
9271 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9272 relocatable link set the value of the section symbol to zero.
9273 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9274 relocatable link don't include the section address in the local
9277 2009-02-27 Ian Lance Taylor <iant@google.com>
9280 * options.h (class Search_directory): Add is_system_directory.
9281 (class General_options): Declare is_in_system_directory.
9282 * options.cc (get_relative_sysroot): Make static.
9283 (get_default_sysroot): Make static.
9284 (General_optoins::is_in_system_directory): New function.
9285 * fileread.cc (Input_file::is_in_system_directory): New function.
9286 * fileread.h (class Input_file): Declare is_in_system_directory.
9287 * object.h (class Object): Add is_in_system_directory.
9288 (class Input_objects): Remove system_library_directory_ field.
9289 * object.cc (Input_objects::add_object): Don't set
9290 system_library_directory_.
9291 (input_objects::found_in_system_library_directory): Remove.
9292 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9293 parameter. Change all callers.
9294 (Symbol_table::sized_write_globals): Likewise.
9295 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9296 Call Object::is_in_system_directory.
9297 * symtab.h (class Symbol_table): Update declarations.
9300 * descriptors.h (Open_descriptor): Add is_on_stack field.
9301 * descriptors.cc (Descriptors::open): If the descriptor is on the
9302 top of the stack, remove it. Initialize is_on_stack field.
9303 (Descriptors::release): Only add pod to stack if it is not on the
9305 (Descriptors::close_some_descriptor): Clear stack_next and
9309 * output.cc (Output_section::find_starting_output_address): Rename
9310 from starting_output_address; add PADDR parameter; change return
9312 * output.h (class Output_section): Declare
9313 find_starting_output_address instead of starting_output_address.
9314 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9315 section symbol for which we can't find a merge section.
9318 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9319 hidden or internal, force the symbol to be local.
9320 * resolve.cc (Symbol::override_visibility): Define.
9321 (Symbol::override_base): Use override_visibility.
9322 (Symbol_table::resolve): Likewise.
9323 (Symbol::override_base_with_special): Likewise.
9324 (Symbol_table::override_with_special): If the visibility is hidden
9325 or internal, force the symbol to be local.
9326 * symtab.h (class Symbol): Add set_visibility and
9327 override_visibility.
9328 * testsuite/ver_test_1.sh: New file.
9329 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9330 (check_DATA): Add ver_test_1.syms.
9331 (ver_test_1.syms): New target.
9332 * testsuite/Makefile.in: Rebuild.
9334 2009-02-25 Cary Coutant <ccoutant@google.com>
9336 * layout.cc (Layout::choose_output_section): Don't rename sections
9337 when using a linker script that has a SECTIONS clause.
9338 * Makefile.in: Regenerate.
9340 * testsuite/Makefile.am (script_test_5.sh): New test case.
9341 * testsuite/Makefile.in: Regenerate.
9342 * testsuite/script_test_5.cc: New file.
9343 * testsuite/script_test_5.sh: New file.
9344 * testsuite/script_test_5.t: New file.
9346 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9348 * archive.cc (Archive::include_member): Update calls to add_symbols.
9349 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9350 the Layout argument.
9351 * dynobj.h (do_add_symbols): Add the Layout argument.
9352 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9354 * object.h (Object::add_symbols): Add the Layout argument.
9355 (Object::do_add_symbols): Add the Layout argument.
9356 (Sized_relobj::do_add_symbols): Add the Layout argument.
9357 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9358 Unify the two versions.
9359 (Add_plugin_symbols): Remove.
9360 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9361 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9362 (Add_plugin_symbols): Remove.
9363 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9364 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9365 (Add_symbols::run): Make it work with Pulginobj.
9367 2009-02-06 Ian Lance Taylor <iant@google.com>
9369 * object.cc (Sized_relobj::do_layout): Make info message start
9370 with lower case letter.
9372 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9374 * binary.cc: Fix file comment.
9376 * options.h (enum Incremental_disposition): Define.
9377 (class General_options): Add new options: --incremental,
9378 --incremental_changed, --incremental_unchanged,
9379 --incremental_unknown. Add incremental_disposition_ and
9380 implicit_incremental_ fields.
9381 (General_options::incremental_disposition): New function.
9382 (class Position_dependent_options): Add incremental_disposition
9384 (Position_dependent_options::copy_from_options): Set incremental
9386 * options.cc (General_options::parse_incremental_changed): New
9388 (General_options::parse_incremental_unchanged): New function.
9389 (General_options::parse_incremental_unknown): New function.
9390 (General_options::General_options): Initialize new fields
9391 incremental_disposition_ and implicit_incremental_.
9392 (General_options::finalize): Check for uasge of --incremental-*
9393 without --incremental.
9395 2009-02-06 Chris Demetriou <cgd@google.com>
9397 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9398 pointer and to report location as the file name associated with
9400 (gold_undefined_symbol_at_location): New function to replace the
9401 old gold_undefined_symbol functionality.
9402 * target-reloc.h (relocate_section): Update to use
9403 gold_undefined_symbol_at_location.
9404 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9405 Call gold_undefined_symbol function rather than gold_error.
9406 * errors.h (Errors::undefined_symbol): Take location as a
9407 string, rather than calculating it from a relocation.
9408 * errors.cc (Errors::fatal): Print "fatal error:" before the
9410 (Errors::error, Errors::error_at_location): Print "error: "
9411 before the formatted message.
9412 (Errors::undefined_symbol): Take location as a string, rather
9413 than calculating it from a relocation.
9414 (gold_undefined_symbol_at_location): New function akin to
9415 old gold_undefined_symbol, calculates location from relocation.
9416 (gold_undefined_symbol): Change to take only a Symbol pointer
9417 and to report location as the file name associated with the symbol.
9418 * testsuite/debug_msg.sh: Update for changed error messages.
9419 * testsuite/undef_symbol.sh: Likewise.
9421 2009-02-04 Duncan Sands <baldrick@free.fr>
9424 * reduced_debug_output.h
9425 (Output_reduced_debug_abbrev_section::failed): Use format for
9427 (Output_reduced_debug_info_section::faild): Likewise.
9429 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9431 * script.cc (Lazy_demangler): New class.
9432 (Version_script_info::get_symbol_version_helper): Demangle a
9435 2009-01-29 Cary Coutant <ccoutant@google.com>
9437 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9439 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9441 2009-01-28 Ian Lance Taylor <iant@google.com>
9443 * version.cc (version_string): Bump to 1.9.
9445 * gold.h: Include <cstring> and <stdint.h>.
9446 * version.cc: Include <cstdio>.
9447 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9449 * reduced_debug_output.cc (insert_into_vector): Rename from
9450 Insert_into_vector; change all callers. Use Swap_unaligned to
9451 avoid aliasing issue; remove union since it is unnecessary.
9453 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9455 * Makefile.am (CCFILES): Add gc.cc.
9457 * Makefile.in: Regenerate.
9458 * gold.cc (Gc_runner): New class.
9459 (queue_initial_tasks): Call garbage collection related tasks
9460 when corresponding options are invoked.
9461 (queue_middle_gc_tasks): New function.
9462 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9463 processed early before laying out sections during garbage collection.
9464 * gold.h (queue_middle_gc_tasks): New function.
9465 (is_prefix_of): Move from "layout.cc".
9466 * i386.cc (Target_i386::gc_process_relocs): New function.
9467 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9468 * main.cc (main): Create object of class "Garbage_collection".
9469 * object.cc (Relobj::copy_symbols_data): New function.
9470 (Relobj::is_section_name_included): New function.
9471 (Sized_relobj::do_layout): Allow this function to be called twice
9472 during garbage collection and defer layout of section during the
9474 * object.h (Relobj::get_symbols_data): New function.
9475 (Relobj::is_section_name_included): New function.
9476 (Relobj::copy_symbols_data): New function.
9477 (Relobj::set_symbols_data): New function.
9478 (Relobj::get_relocs_data): New function.
9479 (Relobj::set_relocs_data): New function.
9480 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9481 (Relobj::gc_process_relocs): New function.
9482 (Relobj::do_gc_process_relocs): New pure virtual function.
9483 (Relobj::sd_): New data member.
9484 (Sized_relobj::is_output_section_offset_invalid): New function.
9485 (Sized_relobj::do_gc_process_relocs): New function.
9486 * options.h (General_options::gc_sections): Modify to not be a no-op.
9487 (General_options::print_gc_sections): New option.
9488 * plugin.cc (Plugin_finish::run): Remove function call to
9489 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9490 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9491 * reloc.cc (Read_relocs::run): Add task to process relocs and
9492 determine unreferenced sections when doing garbage collection.
9493 (Gc_process_relocs): New class.
9494 (Sized_relobj::do_gc_process_relocs): New function.
9495 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9496 sections that are garbage collected.
9497 * reloc.h (Gc_process_relocs): New class.
9498 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9499 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9500 symbols whose corresponding sections are garbage collected.
9501 (Symbol_table::Symbol_table): Add new parameter for the garbage
9503 (Symbol_table::gc_mark_undef_symbols): New function.
9504 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9505 (Symbol_table::gc_mark_dyn_syms): New function.
9506 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9508 (Symbol_table::add_from_object): Likewise.
9509 (Symbol_table::add_from_relobj): When building shared objects, do not
9510 treat externally visible symbols as garbage.
9511 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9512 table information for static and relocatable links.
9513 * symtab.h (Symbol_table::set_gc): New function.
9514 (Symbol_table::gc): New function.
9515 (Symbol_table::gc_mark_undef_symbols): New function.
9516 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9517 (Symbol_table::gc_mark_dyn_syms): New function.
9518 (Symbol_table::gc_): New data member.
9519 * target.h (Sized_target::gc_process_relocs): New pure virtual
9521 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9522 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9524 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9526 * options.h (General_options::gc_sections): Define as a no-op for now.
9527 (General_options::no_keep_memory): Ditto.
9528 (General_options::Bshareable): Define.
9529 * options.cc (General_options::finalize): Honor -Bshareable.
9531 2009-01-20 Andreas Schwab <schwab@suse.de>
9533 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9534 read the value in the contents, since we don't use it. Use the
9535 template endianness when writing.
9536 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9538 2009-01-19 Andreas Schwab <schwab@suse.de>
9540 * configure.tgt (powerpc64-*): Fix targ_obj.
9542 2009-01-15 Ian Lance Taylor <iant@google.com>
9544 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9545 local symbols when stripping all symbols.
9547 2009-01-14 Cary Coutant <ccoutant@google.com>
9549 * output.cc (Output_reloc): Add explicit instantiations.
9551 2009-01-14 Cary Coutant <ccoutant@google.com>
9553 * archive.cc (Archive::get_elf_object_for_member): Remove call
9554 to File_read::claim_for_plugin.
9555 * descriptors.cc (Descriptors::open): Remove reference to
9557 (Descriptors::claim_for_plugin): Remove.
9558 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9559 (Descriptors::is_claimed): Remove.
9560 (claim_descriptor_for_plugin): Remove.
9561 * fileread.cc (File_read::claim_for_plugin): Remove.
9562 * fileread.h (File_read::claim_for_plugin): Remove.
9563 (File_read::descriptor): Reopen descriptor if necessary.
9564 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9565 (Plugin_manager::all_symbols_read): Add task parameter. Change
9567 (Plugin_manager::get_input_file): New function.
9568 (Plugin_manager::release_input_file): New function.
9569 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9570 corresponding data member.
9571 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9572 and pass to base constructor. Change all callers.
9573 (get_input_file, release_input_file): New functions.
9574 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9575 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9576 (Plugin_manager::all_symbols_read): Add task parameter.
9577 (Plugin_manager::get_input_file): New function.
9578 (Plugin_manager::release_input_file): New function.
9579 (Plugin_manager::task_): New data member.
9580 (Pluginobj::Pluginobj): Add filesize parameter.
9581 (Pluginobj::filename): New function.
9582 (Pluginobj::descriptor): New function.
9583 (Pluginobj::filesize): New function.
9584 (Pluginobj::filesize_): New data member.
9585 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9586 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9587 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9589 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9590 with archive libraries.
9591 * testsuite/Makefile.in: Regenerate.
9592 * testsuite/plugin_test.c (struct sym_info): New type.
9593 (get_input_file, release_input_file): New static variables.
9594 (onload): Capture new transfer vector entries.
9595 (claim_file_hook): Stop reading at end of file according to filesize.
9596 Factor out parsing of readelf output into separate function.
9597 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9598 APIs and get the source file name from the symbol table. Convert
9599 source file name to corresponding object file name. Print info
9600 message when adding new input files.
9601 (parse_readelf_line): New function.
9602 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9603 * testsuite/plugin_test_2.sh: Likewise.
9604 * testsuite/plugin_test_3.sh: Likewise.
9605 * testsuite/plugin_test_4.sh: New test case.
9607 2009-01-07 Ian Lance Taylor <iant@google.com>
9609 * version.cc (version_string): Bump to 1.8.
9611 2008-12-23 Cary Coutant <ccoutant@google.com>
9613 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9614 * plugin.cc (Plugin_manager::finish): Rename as
9615 layout_deferred_objects. Move cleanup to separate function.
9616 (Plugin_manager::cleanup): New function.
9617 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9619 * plugin.h (Plugin_manager::finish): Rename as
9620 layout_deferred_objects.
9621 (Plugin_manager::cleanup): New function.
9622 (Plugin_manager::cleanup_done): New field.
9624 2008-12-23 Cary Coutant <ccoutant@google.com>
9626 * plugin.cc (is_visible_from_outside): New function.
9627 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9628 so we don't return "IR only" status for exported symbols or -r links.
9630 * testsuite/Makefile.am (plugin_test_3): New test case.
9631 * testsuite/Makefile.in: Regenerate.
9632 * testsuite/plugin_test_3.sh: New file.
9634 2008-12-22 Cary Coutant <ccoutant@google.com>
9636 * object.cc (Sized_relobj::layout_section): New function.
9637 (Sized_relobj::do_layout): Defer layout of input sections until after
9638 plugin has provided replacement files.
9639 (Sized_relobj::do_layout_deferred_sections): New function.
9640 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9641 (Relobj::layout_deferred_sections): New function.
9642 (Relobj::do_layout_deferred_sections): New function.
9643 (Sized_relobj::do_layout_deferred_sections): New function.
9644 (Sized_relobj::layout_section): New function.
9645 (Sized_relobj::Deferred_layout): New structure.
9646 (Sized_relobj::deferred_layout_): New field.
9647 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9648 Change all callers. Layout deferred sections.
9649 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9651 (Plugin_hook::run): Move code from do_plugin_hook inline.
9652 (Plugin_hook::do_plugin_hook): Remove.
9653 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9654 (Plugin_manager::finish): Renamed, was cleanup.
9655 (Plugin_manager::should_defer_layout): New function.
9656 (Plugin_manager::add_deferred_layout_object): New function.
9657 (Plugin_manager::Deferred_layout_list): New type.
9658 (Plugin_manager::deferred_layout_objects_): New field.
9659 (Plugin_hook::do_plugin_hook): Remove.
9661 2008-12-17 Ian Lance Taylor <iant@google.com>
9663 * options.h (class General_options): Add --no case for
9666 2008-12-16 Cary Coutant <ccoutant@google.com>
9668 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9670 (Plugin_manager::claim_file): Create plugin object even if
9671 plugin did not call the add_symbols callback.
9672 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9673 asking for more symbols than were added.
9674 * testsuite/Makefile.am (plugin_test_1): Add test case with
9676 (empty.syms): New target.
9677 * testsuite/Makefile.in: Regenerate.
9678 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9679 message. Don't call add_symbols if no globals.
9680 (all_symbols_read_hook): Don't provide replacement for empty
9683 2008-12-12 Ian Lance Taylor <iant@google.com>
9685 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9686 r_type == 0 for a local symbol with r_sym == 0.
9687 (scan_relocatable_relocs): Pass r_sym to
9688 local_non_section_strategy.
9689 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9692 * configure.ac: Update test for TLS descriptors: they are
9693 supported as of glibc 2.9.
9694 * configure: Rebuild.
9696 2008-12-11 Ian Lance Taylor <iant@google.com>
9699 * target-reloc.h (Default_scan_relocatable_relocs): For each
9700 function, map r_type == 0 to RELOC_DISCARD.
9702 2008-12-10 Cary Coutant <ccoutant@google.com>
9704 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9705 object to override a kept COMDAT group from a plugin object.
9707 2008-12-09 Ian Lance Taylor <iant@google.com>
9710 * yyscript.y (file_cmd): Handle INPUT.
9712 * testsuite/initpri1.c: Change all declarations to be full
9713 prototypes by adding void, to avoid compiler warnings.
9715 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9717 * options.cc (General_options::parse_plugin_opt): New.
9718 (General_options::add_plugin): The argument now is just the filename.
9719 (General_options::add_plugin_option): New.
9720 * options.h (plugin_opt): New.
9721 (add_plugin): Change argument name.
9722 (add_plugin_option): New.
9723 * plugin.cc (Plugin::load): Don't parse the plugin option.
9724 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9725 (Plugin::add_option): New.
9726 (Plugin::args_): Change type.
9727 (Plugin::filename_): New.
9728 (Plugin_manager::add_plugin_option): New.
9729 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9730 * testsuite/Makefile.in: Regenerate.
9732 2008-12-05 Cary Coutant <ccoutant@google.com>
9734 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9735 Handle --strip-lto-sections option.
9736 * options.h (strip_lto_sections): New option.
9738 2008-12-01 Cary Coutant <ccoutant@google.com>
9740 * plugin.cc (ld_plugin_message): Change format parameter to const.
9741 Fix mismatch between new[] and delete.
9743 2008-11-14 Cary Coutant <ccoutant@google.com>
9745 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9748 2008-11-05 Craig Silverstein <csilvers@google.com>
9750 * options.cc (General_options::parse_dynamic_list): New function.
9751 * options.h (General_options): New flags dynamic_list,
9752 dynamic_list_data, dynamic_list_cpp_new, and
9753 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9754 (General_options::in_dynamic_list): New function.
9755 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9756 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9757 (Lex::can_continue_name): Likewise.
9759 (read_script_file): New parameter script_options.
9760 (read_dynamic_list): New function.
9761 (Script_options::define_dynamic_list): New function.
9762 (dynamic_list_keyword_parsecodes): New variable.
9763 (dynamic_list_keywords): New variable.
9764 * script.h (Script_options::define_dynamic_list): New function
9766 (read_dynamic_list): New function prototype.
9767 * symtab.cc (strprefix): New macro.
9768 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9769 dynamic_list_data, dynamic_list_cpp_new, and
9770 dynamic_list_cpp_typeinfo.
9771 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9772 (dynamic_list_expr): New rule.
9773 (dynamic_list_nodes): Likewise.
9774 (dynamic_list_node): Likewise.
9775 * testsuite/Makefile.am (dynamic_list): New test.
9776 * testsuite/Makefile.in: Regenerated.
9777 * testsuite/dynamic_list.t: New file.
9778 * testsuite/dynamic_list.sh: New file.
9780 2008-11-05 Craig Silverstein <csilvers@google.com>
9782 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9783 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9784 (t11_last): Likewise.
9785 * testsuite/ver_test_6.c (main): Likewise.
9787 2008-10-07 Cary Coutant <ccoutant@google.com>
9789 * options.c (General_options::finalize): Add check for -static and
9791 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9794 2008-10-02 Cary Coutant <ccoutant@google.com>
9796 * plugin.cc (make_sized_plugin_object): Fix conditional
9797 compilation to work when not all targets are enabled.
9799 2008-09-29 Cary Coutant <ccoutant@google.com>
9801 * archive.cc (Archive::get_file_and_offset): Use filename instead
9802 of name to get library path.
9803 (Archive::include_member): Unlock external member of a thin archive.
9805 * testsuite/Makefile.am (TEST_AR): New variable.
9806 (thin_archive_test_1): New test.
9807 (thin_archive_test_2): New test.
9808 * testsuite/Makefile.in: Regenerate.
9809 * testsuite/thin_archive_main.cc: New file.
9810 * testsuite/thin_archive_test_1.cc: New file.
9811 * testsuite/thin_archive_test_2.cc: New file.
9812 * testsuite/thin_archive_test_3.cc: New file.
9813 * testsuite/thin_archive_test_4.cc: New file.
9815 2008-09-29 Cary Coutant <ccoutant@google.com>
9817 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9818 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9820 (Sized_relobj::do_finalize_local_symbols): Likewise.
9821 (Sized_relobj::map_to_kept_section): Likewise.
9822 * object.h (Sized_relobj::invalid_address): New constant.
9823 (Sized_relobj::do_output_section_offset): Check for invalid_address
9825 * output.cc (Output_reloc::local_section_offset): Use constant
9826 invalid_address instead of -1U.
9827 (Output_reloc::get_address): Likewise.
9828 (Output_section::output_address): Change -1U to -1ULL.
9829 * output.h (Output_reloc::invalid_address): New constant.
9830 * reloc.cc (Sized_relobj::write_sections): Use constant
9831 invalid_address instead of -1U.
9832 (Sized_relobj::relocate_sections): Likewise.
9833 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9834 values for merge sections.
9835 * target-reloc.h (relocate_for_relocatable): Use constant
9836 invalid_address instead of -1U.
9838 2008-09-19 Cary Coutant <ccoutant@google.com>
9840 Add plugin functionality for link-time optimization (LTO).
9841 * configure.ac (plugins): Add --enable-plugins option.
9842 * configure: Regenerate.
9843 * config.in: Regenerate.
9844 * Makefile.am (LIBDL): New variable.
9845 (CCFILES): Add plugin.cc.
9846 (HFILES): Add plugin.h.
9847 (ldadd_var): Add LIBDL.
9848 * Makefile.in: Regenerate.
9850 * archive.cc: Include "plugin.h".
9851 (Archive::setup): Don't preread archive symbols when using a plugin.
9852 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9853 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9855 (Archive::include_member): Add symbols from plugin objects.
9856 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9857 * descriptors.cc (Descriptors::open): Check for file descriptors
9858 abandoned by plugins.
9859 (Descriptors::claim_for_plugin): New function.
9860 * descriptors.h (Descriptors::claim_for_plugin): New function.
9861 (Open_descriptor::is_claimed): New field.
9862 (claim_descriptor_for_plugin): New function.
9863 * fileread.cc (File_read::claim_for_plugin): New function.
9864 * fileread.h (File_read::claim_for_plugin): New function.
9865 (File_read::descriptor): New function.
9866 * gold.cc: Include "plugin.h".
9867 (queue_initial_tasks): Add task to call plugin hooks for generating
9869 * main.cc: Include "plugin.h".
9870 (main): Load plugin libraries.
9871 * object.h (Pluginobj): Declare.
9872 (Object::pluginobj): New function.
9873 (Object::do_pluginobj): New function.
9874 (Object::set_target): New function.
9875 * options.cc: Include "plugin.h".
9876 (General_options::parse_plugin): New function.
9877 (General_options::General_options): Initialize plugins_ field.
9878 (General_options::add_plugin): New function.
9879 * options.h (Plugin_manager): Declare.
9880 (General_options): Add --plugin option.
9881 (General_options::has_plugins): New function.
9882 (General_options::plugins): New function.
9883 (General_options::add_plugin): New function.
9884 (General_options::plugins_): New field.
9885 * plugin.cc: New file.
9886 * plugin.h: New file.
9887 * readsyms.cc: Include "plugin.h".
9888 (Read_symbols::do_read_symbols): Check for archive before checking
9889 for ELF file. Call plugin hooks to claim files.
9890 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9891 from a real object file; force override when processing replacement
9893 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9894 (Symbol::init_base_object): Likewise.
9895 (Symbol::init_base_output_data): Likewise.
9896 (Symbol::init_base_output_segment): Likewise.
9897 (Symbol::init_base_constant): Likewise.
9898 (Symbol::init_base_undefined): Likewise.
9899 (Symbol::output_section): Assert that object is not a plugin.
9900 (Symbol_table::add_from_pluginobj): New function.
9901 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9903 (Symbol_table::sized_write_globals): Likewise.
9904 (Symbol_table::add_from_pluginobj): Instantiate template.
9905 * symtab.h (Sized_pluginobj): Declare.
9906 (Symbol::in_real_elf): New function.
9907 (Symbol::set_in_real_elf): New function.
9908 (Symbol::in_real_elf_): New field.
9909 (Symbol_table::add_from_pluginobj): New function.
9911 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9912 (LIBDL): New variable.
9914 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9915 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9916 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9917 (MOSTLYCLEANFILES): Likewise.
9918 * testsuite/Makefile.in: Regenerate.
9919 * testsuite/plugin_test.c: New file.
9920 * testsuite/plugin_test_1.sh: New file.
9921 * testsuite/plugin_test_2.sh: New file.
9923 2008-09-16 Ian Lance Taylor <iant@google.com>
9925 * target-reloc.h (relocate_section): Check whether a symbol is
9926 defined by the ABI before reporting an undefined symbol error.
9927 * target.h (Target::is_defined_by_abi): Make parameter const.
9928 (Target::do_is_defined_by_abi): Likewise.
9929 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9930 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9931 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9932 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9933 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9934 * testsuite/Makefile.in: Rebuild.
9936 * fileread.cc (make_view): Add casts to avoid warning.
9938 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9940 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9941 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9943 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9945 * options.h (General_options::output_is_executable): New.
9946 (General_options::output_is_pie): New.
9947 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9948 for shared libraries.
9949 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9951 2008-09-11 Chris Demetriou <cgd@google.com>
9953 * options.h (origin): New -z option.
9954 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9955 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9958 2008-09-05 Cary Coutant <ccoutant@google.com>
9960 * fileread.cc (File_read::make_view): Add check for attempt to map
9963 2008-09-05 Cary Coutant <ccoutant@google.com>
9965 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9966 explicit instantiations.
9968 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9971 * options.cc (General_options::finalize): Allow undefined symbols
9972 in shlibs if linking -shared.
9975 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9976 symbols as not needing a dynsym entry.
9978 2008-08-20 Craig Silverstein <csilvers@google.com>
9980 * fileread.cc (File_read::open): Do not lock the file unless it
9981 was successfully opened.
9983 2008-08-14 Cary Coutant <ccoutant@google.com>
9985 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9986 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9987 * testsuite/tls_test.cc (struct int128): 128-bit struct
9988 for testing TLS relocs with non-zero addend.
9989 (v12): New TLS variable.
9991 (t_last): Add check for v12.
9992 * testsuite/tls_test.h (t12): New function.
9993 * testsuite/tls_test_main.cc (thread_routine): Call new test.
9995 2008-08-13 Ian Lance Taylor <iant@google.com>
9997 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
9998 set tls_segment_ or relro_segment_.
9999 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10001 * output.h (Output_section::clear_is_relro): New function.
10002 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10003 sections specially even when output_data_ is empty.
10004 (Output_segment::maximum_alignment): When first section is relro,
10005 only force alignment for PT_LOAD segments.
10006 * script.cc (script_data_segment_align): New function.
10007 (script_data_segment_relro_end): New function.
10008 * script-c.h (script_data_segment_align): Declare.
10009 (script_data_segment_relro_end): Declare.
10010 * script-sections.h (class Script_sections): Declare
10011 data_segment_align and data_segment_relro_end. Add fields
10012 segment_align_index_ and saw_relro_end_.
10013 * script-sections.cc (class Sections_element): Add set_is_relro
10014 virtual function. Add new bool* parameter to place_orphan_here.
10015 Add get_output_section virtual function.
10016 (class Output_section_definition): Add set_is_relro. Add new
10017 bool* parameter to place_orphan_here. Add get_output_section.
10018 Add is_relro_ field.
10019 (Output_section_definition::Output_section_definition): Initialize
10020 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10021 and is_relro_ fields.
10022 (Output_section_definition::place_orphan_here): Add is_relro
10024 (Output_section_definition::set_section_addresses): Set relro for
10026 (Output_section_definition::alternate_constraint): Likewise.
10027 (class Orphan_output_section): Add new bool* parameter to
10028 place_orphan_here. Add get_output_section.
10029 (Orphan_output_section::place_orphan_here): Add is_relro
10031 (Script_sections::Script_sections): Initialize
10032 data_segment_align_index_ and saw_relro_end_.
10033 (Script_sections::data_segment_align): New function.
10034 (Script_sections::data_segment_relro_end): New function.
10035 (Script_sections::place_orphan): Set or clear is_relro.
10036 (Script_sections::set_section_addresses): Force alignment of first
10038 * yyscript.y (exp): Call script_data_segment_align and
10039 script_data_segment_relro_end.
10040 * testsuite/relro_script_test.t: New file.
10041 * testsuite/relro_test.cc (using_script): Declare.
10042 (t1, t2): Test using_script.
10043 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10044 (relro_script_test_SOURCES): Define.
10045 (relro_script_test_DEPENDENCIES): Define.
10046 (relro_script_test_LDFLAGS): Define.
10047 (relro_script_test_LDADD): Define.
10048 (relro_script_test.so): New target.
10049 * testsuite/Makefile.in: Rebuild.
10051 2008-08-06 Cary Coutant <ccoutant@google.com>
10053 * archive.cc (Archive::total_archives, Archive::total_members)
10054 (Archive::total_members_loaded): New variables.
10055 (Archive::setup): Add parameter. Add option to preread
10057 (Archive::read_armap): Add counter.
10058 (Archive::get_file_and_offset): New function.
10059 (Archive::get_elf_object_for_member): New function.
10060 (Archive::read_all_symbols): New function.
10061 (Archive::read_symbols): New function.
10062 (Archive::add_symbols): Add counters.
10063 (Archive::include_all_members): Use armap to find members if it's
10065 (Archive::include_member): Skip reading symbols if already read.
10066 Factored code into Archive::get_file_and_offset and
10067 Archive::get_elf_object_for_member. Changed call to
10068 Mapfile::report_include_archive_member.
10069 (Archive::print_stats): New function.
10070 * archive.h: Declare Object and Read_symbols_data classes.
10071 (Archive::Archive): Add initializers for new members.
10072 (Archive::setup): Add parameter.
10073 (Archive::print_stats): New function.
10074 (Archive::total_archives, Archive::total_members)
10075 (Archive::total_members_loaded): New variables.
10076 (Archive::get_file_and_offset): New function.
10077 (Archive::get_elf_object_for_member): New function.
10078 (Archive::read_all_symbols): New function.
10079 (Archive::read_symbols): New function.
10080 (Archive::Archive_member): New class.
10081 (Archive::members_): New member.
10082 (Archive::num_members_): New member.
10083 * main.cc: Include archive.h.
10084 (main): Call Archive::print_stats.
10085 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10086 archive parameter; member_name is now the fully-decorated name.
10087 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10088 * options.h: (General_options): Add --preread-archive-symbols option.
10089 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10092 2008-08-04 Ian Lance Taylor <iant@google.com>
10094 * symtab.h (Symbol::use_plt_offset): New function.
10095 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10096 * powerpc.cc (Relocate::relocate): Likewise.
10097 * sparc.cc (Relocate::relocate): Likewise.
10098 * x86_64.cc (Relocate::relocate): Likewise.
10099 * testsuite/weak_plt.sh: New test.
10100 * testsuite/weak_plt_main.cc: New test.
10101 * testsuite/weak_plt_shared.cc: New test.
10102 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10103 (check_PROGRAMS): Add weak_plt.
10104 (check_DATA): Add weak_plt_shared.so.
10105 (weak_plt_main_pic.o, weak_plt): New targets.
10106 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10107 * testsuite/Makefile.in: Rebuild.
10109 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10111 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10112 * testsuite/Makefile.in: Rebuild.
10114 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10116 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10117 * Makefile.in: Regenerate.
10118 * po/POTFILES.in: Regenerate.
10120 2008-07-29 Ian Lance Taylor <iant@google.com>
10122 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10123 symbols before other symbols.
10124 * testsuite/script_test_2.cc (test_addr): Declare.
10125 (test_addr_alias): Declare.
10126 (main): Check that test_addr and test_addr_alias have the right
10128 * testsuite/script_test_2.t: Define test_addr_alias and
10131 2008-07-24 Ian Lance Taylor <iant@google.com>
10134 * descriptors.cc: New file.
10135 * descriptors.h: New file.
10136 * gold-threads.h (class Hold_optional_lock): New class.
10137 * fileread.cc: Include "descriptors.h".
10138 (File_read::~File_read): Release descriptor rather than closing
10140 (File_read::open) [file]: Call open_descriptor rather than open.
10141 Set is_descriptor_opened_.
10142 (File_read::open) [memory]: Assert that descriptor is not open.
10143 (File_read::reopen_descriptor): New function.
10144 (File_read::release): Release descriptor.
10145 (File_read::do_read): Make non-const. Reopen descriptor.
10146 (File_read::read): Make non-const.
10147 (File_read::make_view): Reopen descriptor.
10148 (File_read::do_readv): Likewise.
10149 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10150 Update declarations.
10151 * layout.cc: Include "descriptors.h".
10152 (Layout::create_build_id): Use open_descriptor rather than open.
10153 * output.cc: Include "descriptors.h".
10154 (Output_file::open): Use open_descriptor rather than open.
10155 * archive.cc (Archive::const_iterator): Change Archive to be
10157 (Archive::begin, Archive::end): Make non-const.
10158 (Archive::count_members): Likewise.
10159 * archive.h (class Archive): Update declarations.
10160 * object.h (Object::read): Make non-const.
10161 * Makefile.am (CCFILES): Add descriptors.cc.
10162 (HFILES): Add descriptors.h.
10163 * Makefile.in: Rebuild.
10166 * gold.h: Always include <clocale>. Add Solaris workarounds
10167 following code in binutils/sysdep.h.
10170 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10171 this->eh_frame_hdr_ is NULL before using it.
10173 * dynobj.cc (Versions::Versions): Update comment.
10175 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10176 the base version name.
10178 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10179 array size plus one.
10180 (Stringpool_template::set_string_offsets): Subtract one from key
10181 before using it as an array index.
10182 (Stringpool_template::get_offset_with_length): Likewise.
10183 (Stringpool_template::write_to_buffer): Likewise.
10184 * stringpool.h (Stringpool_template::get_offset_from_key):
10187 2008-07-23 Ian Lance Taylor <iant@google.com>
10190 * object.h (Merged_symbol_value::value): Do our best to handle a
10194 * script.cc (Version_script_info::get_versions): Don't add empty
10195 version tag to return value.
10196 (Version_script_info::get_symbol_version_helper): Change return
10197 type to bool. Add pversion parameter. Change all callers.
10198 (script_register_vers_node): Don't require a non-NULL tag.
10199 * script.h (class Version_script_info): Update declarations.
10200 (Version_script_info::get_symbol_version): Change return type to
10201 bool. Add version parameter. Change all callers.
10202 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10203 handling. Handle an empty version from a version script.
10204 (Symbol_table::define_special_symbol): Likewise.
10205 * testsuite/ver_test_10.script: New file.
10206 * testsuite/ver_test_10.sh: New file.
10207 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10208 (check_DATA): Add ver_test_10.syms.
10209 (ver_test_10.syms, ver_test_10.so): New target.
10210 * testsuite/Makefile.in: Rebuild.
10212 2008-07-23 Simon Baldwin <simonb@google.com>
10214 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10215 to zero for undefined symbols from dynamic libraries.
10217 2008-07-23 Ian Lance Taylor <iant@google.com>
10219 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10220 Change all callers.
10221 * symtab.h (class Symbol_table): Update declaration.
10222 * testsuite/ver_test_9.cc: New file.
10223 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10224 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10225 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10226 (ver_test_9.so, ver_test_9.o): New targets.
10227 * testsuite/Makefile.in: Rebuild.
10229 2008-07-22 Ian Lance Taylor <iant@google.com>
10231 * options.h (class General_options): Define --check-sections.
10232 * layout.cc (Layout::set_segment_offsets): Handle
10235 * options.h (class General_options): Define -n/--nmagic and
10237 * options.cc (General_options::finalize): For -n/--nmagic or
10238 -N/--omagic, set -static.
10239 * layout.cc (Layout::attach_allocated_section_to_segment): If
10240 -N/--omagic, don't put read-only and read-write sections in
10241 different segments.
10242 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10243 finding a read-only segment.
10244 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10245 don't set the minimum segment alignment to the common page size,
10246 and don't set the file offset to the address modulo the page size.
10247 * script-sections.cc (Script_sections::create_segments): If
10248 -n/--omagic, don't put read-only and read-write sections in
10249 different segments.
10251 * cref.cc: New file.
10252 * cref.h: New file.
10253 * options.h (class General_options): Add --print-symbol-counts.
10254 * main.cc (main): Issue defined symbol report if requested.
10255 * archive.cc (Archive::interpret_header): Make into a const member
10257 (Archive::add_symbols): Call Input_objects::archive_start and
10259 (Archive::const_iterator): Define new class.
10260 (Archive::begin, Archive::end): New functions.
10261 (Archive::include_all_members): Rewrite to use iterator.
10262 (Archive::count_members): New function.
10263 * archive.h (class Archive): Update declarations.
10264 (Archive::filename): New function.
10265 * object.cc: Include "cref.h".
10266 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10267 (Sized_relobj::do_get_global_symbol_counts): New function.
10268 (Input_objects::add_object): Add object to cross-referencer.
10269 (Input_objects::archive_start): New function.
10270 (Input_objects::archive_stop): New function.
10271 (Input_objects::print_symbol_counts): New function.
10272 * object.h: Declare Cref and Archive.
10273 (Object::get_global_symbol_counts): New function.
10274 (Object::do_get_global_symbol_counts): New pure virtual function.
10275 (class Sized_relobj): Add defined_count_ field. Update
10277 (class Input_objects): Add cref_ field. Update constructor.
10278 Update declarations.
10279 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10281 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10283 (Sized_dynobj::do_get_global_symbol_counts): New function.
10284 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10285 defined_count_. Update declarations. Define Symbols typedef.
10286 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10287 parameter. Change all callers.
10288 (Symbol_table::add_from_dynobj): Add sympointers and defined
10289 parameters. Change all callers.
10290 * symtab.h (class Symbol_table): Update declarations.
10291 * Makefile.am (CCFILES): Add cref.cc.
10292 (HFILES): Add cref.h.
10293 * Makefile.in: Rebuild.
10295 2008-07-22 Simon Baldwin <simonb@google.com>
10297 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10298 to zero when writing undefined symbols.
10300 2008-07-22 Ian Lance Taylor <iant@google.com>
10302 * output.cc (Output_section::add_input_section): Don't try to
10303 merge empty merge sections.
10305 2008-07-21 Craig Silverstein <csilvers@google.com>
10307 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10308 Include symbol version in error message.
10310 2008-07-20 Chris Demetriou <cgd@google.com>
10312 * configure.ac (gold_cv_c_random_seed): New configured variable.
10313 (RANDOM_SEED_CFLAGS): New substituted variable.
10314 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10315 * configure: Rebuild.
10316 * Makefile.in: Likewise.
10317 * testsuite/Makefile.in: Likewise.
10319 2008-07-18 Ian Lance Taylor <iant@google.com>
10321 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10322 where we see NAME/NULL and NAME/VERSION as separate symbols.
10323 * testsuite/ver_test_main.cc (main): Call t4.
10324 (t4, t4_2a): Define.
10325 * testsuite/ver_test_2.cc (t4_2): Define.
10326 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10327 * testsuite/ver_test_4.cc (t4_2a): Define.
10328 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10329 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10331 2008-07-17 Ian Lance Taylor <iant@google.com>
10333 * dynobj.cc (Versions::add_def): If we give an error about a
10334 missing version, go ahead and create the version anyhow.
10336 2008-07-10 Ian Lance Taylor <iant@google.com>
10338 Handle output sections with more than 0x7fffffff bytes.
10339 * object.h (class Relobj): Change map_to_output_ to
10340 output_sections_, and just keep a section pointer. Change all
10341 uses. Move comdat group support to Sized_relobj.
10342 (Relobj::is_section_specially_mapped): Remove.
10343 (Relobj::output_section): Remove poff parameter. Change all
10345 (Relobj::output_section_offset): New function.
10346 (Relobj::set_section_offset): Rewrite.
10347 (Relobj::map_to_output): Remove.
10348 (Relobj::output_sections): New function.
10349 (Relobj::do_output_section_offset): New pure virtual function.
10350 (Relobj::do_set_section_offset): Likewise.
10351 (class Sized_relobj): Add section_offsets_ field. Add comdat
10352 group support from Relobj. Update declarations.
10353 (Sized_relobj::get_output_section_offset): New function.
10354 (Sized_relobj::do_output_section_offset): New function.
10355 (Sized_relobj::do_set_section_offset): New function.
10356 * object.cc (Relobj::output_section_address): Remove.
10357 (Sized_relobj::Sized_relobj): Initialize new fields.
10358 (Sized_relobj::include_section_group): Cast find_kept_object to
10360 (Sized_relobj::include_linkonce_section): Likewise.
10361 (Sized_relobj::do_layout): Use separate arrays for output section
10363 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10365 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10366 output_sections and section_offsets.
10367 (Sized_relobj::write_local_symbols): Likewise.
10368 (map_to_kept_section): Compute output address directly.
10369 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10370 output_sections and section_offsets.
10371 (Sized_relobj::write_sections): Likewise.
10372 (Sized_relobj::relocate_sections): Likewise.
10373 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10374 * output.h (class Output_reloc): Update declarations. Change
10375 u2_.relobj to Sized_relobj*.
10376 (class Output_data_reloc): Change add functions to use
10378 * output.cc (Output_reloc::Output_reloc): Change relobj to
10380 (Output_reloc::local_section_offset): Change return type to
10381 Elf_Addr. Use get_output_section_offset.
10382 (Output_reloc::get_address): Likewise.
10383 (Output_section::is_input_address_mapped): Don't call
10384 is_section_specially_mapped.
10385 (Output_section::output_offset): Likewise.
10386 (Output_section::output_address): Likewise.
10387 (Output_section::starting_output_address): Likewise.
10388 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10389 parameter to Sized_relobj*.
10390 (Copy_relocs::need_copy_reloc): Likewise.
10391 (Copy_relocs::save): Likewise.
10392 * copy-relocs.h (class Copy_relocs): Update declarations.
10393 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10394 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10395 * target-reloc.h (relocate_for_relocatable): Change
10396 offset_in_output_section type to Elf_Addr. Change code that uses
10398 * layout.cc (Layout::layout): Always set *off.
10399 * mapfile.cc (Mapfile::print_input_section): Use
10400 output_section_offset.
10401 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10403 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10404 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10405 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10407 2008-07-03 Ian Lance Taylor <iant@google.com>
10409 * layout.cc (Layout::include_section): Do not discard unrecognized
10410 SHT_STRTAB sections.
10412 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10414 * script.cc (Lex::can_continue_name): Make '?' allowable in
10415 version-script names.
10416 * testsuite/version_script.map: Change glob pattern to use '?'
10418 2008-06-30 Manish Singh <yosh@gimp.org>
10421 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10424 2008-06-30 Ian Lance Taylor <iant@google.com>
10428 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10429 versions]: Don't try to read the value in the contents, since we
10430 don't use it. Use the template endianness when writing.
10432 2008-06-25 Cary Coutant <ccoutant@google.com>
10434 * fileread.cc (File_read::make_view): Assert on zero-length view.
10435 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10436 symbol table when there are no symbols to read.
10438 2008-06-23 Craig Silverstein <csilvers@google.com>
10440 * version.cc (version_string): Bump to 1.7
10442 2008-06-18 Craig Silverstein <csilvers@google.com>
10444 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10445 constant 0xFFFF to type Valtype.
10446 (Powerpc_relocate_functions::rel16_ha): Likewise.
10448 2008-06-17 Ian Lance Taylor <iant@google.com>
10450 * output.h (Output_section::Input_section): Initialize p2align_ to
10451 zero for Output_section_data constructors.
10452 (Output_section::Input_section::addralign): If not an input
10453 section, return the alignment of the Output_section_data.
10454 * testsuite/copy_test.cc: New file.
10455 * testsuite/copy_test_1.cc: New file.
10456 * testsuite/copy_test_2.cc: New file.
10457 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10458 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10459 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10460 (copy_test_1_pic.o, copy_test_1.so): New targets.
10461 (copy_test_2_pic.o, copy_test_2.so): New targets.
10462 * testsuite/Makefile.in: Rebuild.
10464 * script-sections.cc (Script_sections::place_orphan): Initialize
10465 local variable exact.
10467 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10469 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10471 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10472 David S. Miller <davem@davemloft.net>
10474 * powerpc.cc: New file.
10475 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10476 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10477 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10478 * Makefile.in: Rebuild.
10480 2008-06-09 Ian Lance Taylor <iant@google.com>
10482 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10484 (throwing, orig_terminate): New static variables.
10485 (terminate_handler): New static function.
10486 (t2): Set terminate handler.
10488 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10491 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10494 2008-05-30 Cary Coutant <ccoutant@google.com>
10496 * archive.cc (Archive::include_all_members) Correct to step
10497 over symbol table and extended name table in thin archives.
10499 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10502 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10505 2008-05-28 Caleb Howe <cshowe@google.com>
10507 * reduced_debug_output.cc: New file.
10508 * reduced_debug_output.h: New file.
10509 * options.h (class General_options): Add --strip-debug-non-line.
10510 * options.cc (General_options::finalize): Add strip_debug_non_line
10511 to the strip heirarchy.
10512 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10514 * layout.cc: Include "reduced_debug_output.h".
10515 (Layout::Layout): Initialize new fields.
10516 (line_only_debug_sections): New static array.
10517 (is_lines_only_debug_sections): New static inline function.
10518 (Layout::include_section): Handle --strip-debug-non-line.
10519 (Layout::make_output_section): If --strip-debug-non-line, build
10520 new output sections for .debug_abbrev and .debug_info.
10521 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10522 gold. Warn about possible overflow.
10523 (read_signed_LEB_128): Likewise.
10524 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10525 (read_signed_LEB_128): Declare.
10526 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10527 (HFILES): Add reduced_debug_output.h.
10528 * Makefile.in: Rebuild.
10530 2008-05-21 Ian Lance Taylor <iant@google.com>
10532 * mapfile.cc: New file.
10533 * mapfile.h: New file.
10534 * options.h (class General_options): Add -M/--print-map and -Map.
10535 * options.cc (General_options::finalize): Make -M equivalent to
10537 * main.cc: Include <cstdio> and "mapfile.h".
10538 (main): Open mapfile if requested.
10539 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10540 constructor. Change caller.
10541 (queue_initial_tasks): Add mapfile parameter. Change caller.
10542 (queue_middle_tasks): Likewise.
10543 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10545 * archive.cc: Include "mapfile.h".
10546 (Archive::add_symbols): Add mapfile parameter. Change all
10547 callers. Pass mapfile, symbol, and reason to include_member.
10548 (Archive::include_all_members): Add mapfile parameter. Change all
10550 (Archive::include_member): Add mapfile, sym, and why parameters.
10551 Change all callers. Report inclusion to map file.
10552 * archive.h: Include "fileread.h".
10553 (class Archive): Update declarations.
10554 (Archive::file): New const method.
10555 (class Add_archive_symbols): Add mapfile_ field. Update
10556 constructor. Change all callers.
10557 * readsyms.h (class Read_symbols): Likewise.
10558 (class Finish_group): Likewise.
10559 (class Read_script): Likewise.
10560 * common.cc: Include "mapfile.h".
10561 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10563 (Symbol_table::do_allocate_commons): Likewise.
10564 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10565 symbol allocation to mapfile.
10566 * common.h (class Allocate_commons_task): Add mapfile_ field.
10567 Update constructor. Change all callers.
10568 * symtab.h (class Symbol_table): Update declarations.
10569 * layout.cc: Include "mapfile.h".
10570 (Layout_task_runner::run): Print information to mapfile.
10571 (Layout::create_gold_note): Change Output_data_fixed_space to
10572 Output_data_zero_fill.
10573 (Layout::create_build_id): Likewise.
10574 (Layout::print_to_mapfile): New function.
10575 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10576 constructor. Change caller.
10577 (class Layout): Declare print_to_mapfile.
10578 * output.cc (Output_section::Input_section::print_to_mapfile): New
10580 (Output_section::add_input_section): If producing a map, always
10581 add to input_sections_ list.
10582 (Output_section::do_print_to_mapfile): New function.
10583 (Output_segment::print_sections_to_mapfile): New function.
10584 (Output_segment::print_section_list_to_mapfile): New function.
10585 * output.h: Include "mapfile.h".
10586 (Output_data::print_to_mapfile): New function.
10587 (Output_data::do_print_to_mapfile): New virtual function.
10588 (Output_segment_headers::do_print_to_mapfile): New function.
10589 (Output_file_header::do_print_to_mapfile): New function.
10590 (Output_data_const::do_print_to_mapfile): New function.
10591 (class Output_data_const_buffer): Add map_name_ field. Update
10592 constructor. Change all callers. Add do_print_to_mapfile
10594 (class Output_data_fixed_space): Likewise.
10595 (class Output_data_space): Likewise.
10596 (class Output_data_zero_fill): New class.
10597 (Output_data_strtab::do_print_to_mapfile): New function.
10598 (Output_data_reloc_base::do_print_to_mapfile): New function.
10599 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10600 (Output_data_group::do_print_to_mapfile): New function.
10601 (Output_data_got::do_print_to_mapfile): New function.
10602 (Output_data_dynamic::do_print_to_mapfile): New function.
10603 (Output_symtab_xindex::do_print_to_mapfile): New function.
10604 (class Output_section): Declare do_print_to_mapflie. Declare
10605 print_to_mapfile in Input_section.
10606 (class Output_segment): Declare new functions.
10607 * object.h (Sized_relobj::symbol_count): New function.
10608 * script-sections.cc
10609 (Output_section_element_dot_assignment::set_section_addresses):
10610 Change Output_data_fixed_space to Output_data_zero_fill.
10611 (Output_data_expression::do_print_to_mapfile): New function.
10612 * script.cc (read_input_script): Add mapfile parameter. Change
10614 * script.h (read_input_script): Update declaration.
10615 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10616 (Eh_frame::do_print_to_mapfile): New function.
10617 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10618 (Output_merge_string::do_print_to_mapfile): New function.
10619 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10621 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10623 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10625 * Makefile.am (CCFILES): Add mapfile.cc.
10626 (HFILES): Add mapfile.h.
10627 * Makefile.in: Rebuild.
10629 2008-05-19 Ian Lance Taylor <iant@google.com>
10631 * options.h (class General_options): Add -z relro.
10632 * layout.cc (Layout::Layout): Initialize relro_segment_.
10633 (Layout::add_output_section_data): Return the output section.
10634 (Layout::make_output_section): Rcognize relro sections and mark
10635 them appropriately.
10636 (Layout::attach_allocated_section_to_segment): Put relro sections
10637 in a PT_GNU_RELRO segment.
10638 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10640 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10642 (Layout::linkonce_mapping): Map d.rel.ro.local to
10643 .data.rel.ro.local.
10644 (Layout::output_section_name): Us .data.rel.ro.local for any
10645 section which begins with that.
10646 * layout.h (class Layout): Update add_output_section_data
10647 declaration. Add relro_segment_ field.
10648 * output.cc (Output_section::Output_section): Initialize is_relro_
10649 and is_relro_local_ fields.
10650 (Output_segment::add_output_section): Group relro sections.
10651 (Output_segment::is_first_section_relro): New function.
10652 (Output_segment::maximum_alignment): If there is a relro section,
10653 align the segment to the common page size.
10654 (Output_segment::set_section_addresses): Track whether we are
10655 looking at relro sections. If the last section is a relro
10656 section, align to the common page size.
10657 (Output_segment::set_section_list_addresses): Add in_relro
10658 parameter. Change all callers. Align to the page size when
10659 moving from relro to non-relro section.
10660 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10662 * output.h (class Output_section): Add is_relro_ and
10663 is_relro_local_ fields.
10664 (Output_section::is_relro): New function.
10665 (Output_section::set_is_relro): New function.
10666 (Output_section::is_relro_local): New function.
10667 (Output_section::set_is_relro_local): New function.
10668 (class Output_segment): Update declarations.
10669 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10670 * sparc.cc (Target_sparc::got_section): Likewise.
10671 * x86_64.cc (Target_x86_64::got_section): Likewise.
10672 * testsuite/relro_test_main.cc: New file.
10673 * testsuite/relro_test.cc: New file.
10674 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10675 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10676 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10677 (relro_test.so, relro_test_pic.o): New targets.
10678 * testsuite/Makefile.in: Rebuild.
10680 2008-05-16 Ian Lance Taylor <iant@google.com>
10682 * output.cc (Output_segment::add_output_section): Remove front
10684 * output.h (class Output_segment): Remove
10685 add_initial_output_section and overloaded add_output_section.
10686 Update declaration of remaining add_output_section.
10687 * layout.cc (Layout::create_interp): Call add_output_section
10688 rather than add_initial_output_section.
10689 (Layout::finish_dynamic_section): Likewise.
10691 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10692 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10693 know the dynamic type.
10694 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10695 field. Initialize it in constructor.
10696 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10697 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10698 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10701 * output.cc (Output_reloc::get_address): Change return type to
10703 * output.h (class Output_reloc): Update get_address declaration.
10704 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10705 for section addresses.
10707 2008-05-09 Ian Lance Taylor <iant@google.com>
10710 * gold.cc (gold_nomem): Use return value of write.
10712 2008-05-08 Ian Lance Taylor <iant@google.com>
10714 * symtab.c (Symbol::init_base_output_data): Add version
10715 parameter. Change all callers.
10716 (Symbol::init_base_output_segment): Likewise.
10717 (Symbol::init_base_constant): Likewise.
10718 (Symbol::init_base_undefined): Likewise.
10719 (Sized_symbol::init_output_data): Likewise.
10720 (Sized_symbol::init_output_segment): Likewise.
10721 (Sized_symbol::init_constant): Likewise.
10722 (Sized_symbol::init_undefined): Likewise.
10723 (Symbol_table::do_define_in_output_data): If the new symbol has a
10724 version, mark it as the default.
10725 (Symbol_table::do_define_in_output_segment): Likewise.
10726 (Symbol_table::do_define_as_constant): Likewise.
10727 * symtab.h (class Symbol): Update declarations.
10728 (class Sized_symbol): Likewise.
10729 * resolve.cc (Symbol::override_version): New function.
10730 (Symbol::override_base): Call override_version.
10731 (Symbol::override_base_with_special): Likewise.
10732 * testsuite/ver_script_8.script: New file.
10733 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10734 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10735 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10736 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10738 2008-05-06 Ian Lance Taylor <iant@google.com>
10741 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10743 (class General_options): Remove existing --undefined, and add
10744 --no-undefined instead. Add new --undefined as synonym for -u.
10745 * archive.cc (Archive::add_symbols): Check whether symbol was
10747 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10748 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10749 all uses. Add IS_UNDEFINED. Update declarations to split
10750 different versions of init_base. Declare init_base_undefined.
10751 (Symbol::is_defined): Handle IS_UNDEFINED.
10752 (Symbol::is_undefined): Likewise.
10753 (Symbol::is_weak_undefined): Call is_undefined.
10754 (Symbol::is_absolute): Handle IS_CONSTANT.
10755 (class Sized_symbol): Update declarations to split different
10756 versions of init. Declare init_undefined.
10757 (class Symbol_table): Declare new functions.
10758 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10759 Change all callers.
10760 (Symbol::init_base_output_data): Likewise.
10761 (Symbol::init_base_output_segment): Likewise.
10762 (Symbol::init_base_constant): Likewise.
10763 (Symbol::init_base_undefined): New function.
10764 (Sized_symbol::init_object): Rename from init. Change all
10766 (Sized_symbol::init_output_data): Likewise.
10767 (Sized_symbol::init_output_segment): Likewise.
10768 (Sized_symbol::init_constant): Likewise.
10769 (Sized_symbol::init_undefined): New function.
10770 (Symbol_table::add_undefined_symbols_from_command_line): New
10772 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10774 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10775 (Symbol::output_section): Likewise.
10776 (Symbol::set_output_section): Likewise.
10777 (Symbol_table::sized_finalize_symbol): Likewise.
10778 (Symbol_table::sized_write_globals): Likewise.
10779 * resolve.cc (Symbol_table::should_override): Likewise.
10780 (Symbol::override_base_with_special): Likewise.
10782 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10783 symbol, change it to have default visibility.
10784 * testsuite/protected_1.cc: New file.
10785 * testsuite/protected_2.cc: New file.
10786 * testsuite/protected_3.cc: New file.
10787 * testsuite/protected_main_1.cc: New file.
10788 * testsuite/protected_main_2.cc: New file.
10789 * testsuite/protected_main_3.cc: New file.
10790 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10791 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10792 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10793 (protected_1.so): New target.
10794 (protected_1_pic.o, protected_2_pic.o): New targets.
10795 (protected_3_pic.o): New target.
10796 (check_PROGRAMS): Add protected_2.
10797 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10798 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10799 * testsuite/Makefile.in: Rebuild.
10801 * options.h (DEFINE_var): Add set_user_set_##varname__.
10802 (DEFINE_bool_alias): New macro.
10803 (class General_options): Define -Bstatic using DEFINE_bool_alias
10804 rather than DEFINE_special. Add --undefined as an alias for -z
10806 * options.cc (General_options::parse_Bstatic): Remove.
10808 * options.h (class General_options): Add --fatal-warnings.
10809 * main.cc (main): Implement --fatal-warnings.
10810 * errors.h (Errors::warning_count): New function.
10812 * options.h (class General_options): Add -Bsymbolic-functions.
10813 * symtab.h (Symbol::is_preemptible): Check for
10814 -Bsymbolic-functions.
10816 2008-05-05 Ian Lance Taylor <iant@google.com>
10818 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10819 as noVARNAME rather than no-VARNAME.
10820 (class General_options): Add option -z combreloc.
10821 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10823 (Output_reloc::sort_before) [SHT_REL]: New function.
10824 (Output_reloc::sort_before) [SHT_RELA]: New function.
10825 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10826 Sort_relocs_comparison.
10827 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10828 parameter. Change all callers.
10829 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10830 sort_relocs parameter. Change all callers.
10831 * output.cc (Output_reloc::get_address): New function, broken out
10833 (Output_reloc::write_rel): Call it.
10834 (Output_reloc::compare): New function.
10835 (Output_data_reloc_base::do_write): Optionally sort relocs.
10837 * configure.ac: If targ_extra_obj is set, link it in.
10838 * configure.tgt: Initialize all variables.
10839 (x86_64*): Set targ_extra_obj and targ_extra_size.
10840 * configure: Rebuild.
10842 * object.cc (Sized_relobj::include_section_group): Adjust section
10843 indexes read from group data. Build vector to pass to
10845 * layout.cc (Layout::layout_group): Add flags and shndxes
10846 parameters. Remove contents parameter. Change caller. Update
10847 explicit instantiations.
10848 * layout.h (class Layout): Update layout_group declaration.
10849 * output.cc (Output_data_group::Output_data_group): Add flags and
10850 input_shndxes parameters. Remove contents parameter. Change
10852 (Output_data_group::do_write): Change input_sections_ to
10854 * output.h (class Output_data_group): Update constructor
10855 declaration. Rename input_sections_ to input_shndxes_.
10856 * testsuite/many_sections_test.cc: Add template.
10858 2008-04-30 Cary Coutant <ccoutant@google.com>
10860 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10862 * layout.cc (Layout::include_section): Refactored check for debug
10864 (Layout::add_comdat): Add new parameters. Change type
10865 of signature parameter. Add object and shndx to signatures table.
10866 (Layout::find_kept_object): New function.
10867 * layout.h: Include <cstring>.
10868 (Layout::is_debug_info_section): New function.
10869 (Layout::add_comdat): Add new parameters.
10870 (Layout::find_kept_object): New function.
10871 (Layout::Kept_section): New struct.
10872 (Layout::Signatures): Change type of map range.
10873 * object.cc (Relobj::output_section_address): New function.
10874 (Sized_relobj::include_section_group): Add new parameters. Change
10875 calls to Layout::add_comdat. Change to build table of kept comdat
10876 groups and table mapping discarded sections to kept sections.
10877 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10878 (Sized_relobj::do_layout): Change calls to include_section_group and
10879 include_linkonce_section.
10880 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10881 value to zero when section is discarded.
10882 (Sized_relobj::map_to_kept_section): New function.
10883 * object.h (Relobj::output_section_address): New function.
10884 (Relobj::Comdat_group): New type.
10885 (Relobj::find_comdat_group): New function.
10886 (Relobj::Comdat_group_table): New type.
10887 (Relobj::Kept_comdat_section): New type.
10888 (Relobj::Kept_comdat_section_table): New type.
10889 (Relobj::add_comdat_group): New function.
10890 (Relobj::set_kept_comdat_section): New function.
10891 (Relobj::get_kept_comdat_section): New function.
10892 (Relobj::comdat_groups_): New field.
10893 (Relobj::kept_comdat_sections_): New field.
10894 (Symbol_value::input_value): Update comment.
10895 (Sized_relobj::map_to_kept_section) New function.
10896 (Sized_relobj::include_linkonce_section): Add new parameter.
10897 * target-reloc.h (Comdat_behavior): New type.
10898 (get_comdat_behavior): New function.
10899 (relocate_section): Add code to map a discarded section to the
10900 corresponding kept section when applying a relocation.
10902 2008-04-30 Craig Silverstein <csilvers@google.com>
10904 * dwarf_reader.cc (next_generation_count): New static var.
10905 (Addr2line_cache_entry): New struct.
10906 (addr2line_cache): New static var.
10907 (Dwarf_line_info::one_addr2line): Added caching.
10908 (Dwarf_line_info::clear_addr2line_cache): New function.
10909 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10910 cache-size parameter.
10911 (Dwarf_line_info::one_addr2line_cache): New function.
10912 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10913 new cache-size argument to one_addr2line(), and clear cache.
10915 2008-04-28 Cary Coutant <ccoutant@google.com>
10917 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10918 R_386_PC8 relocations.
10920 2008-04-23 Ian Lance Taylor <iant@google.com>
10922 * object.cc (Sized_relobj::include_section_group): Check for
10923 invalid section group.
10925 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10928 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10929 than read for file header.
10930 * archive.cc (Archive::include_member): Likewise.
10932 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10934 * aclocal.m4: Regenerate.
10935 * configure: Regenerate.
10937 2008-04-19 Ian Lance Taylor <iant@google.com>
10939 * version.cc (version_string): Bump to 1.6.
10941 * testsuite/Makefile.am (many_sections_r_test): New target.
10942 (many_sections_r_test_SOURCES): Remove.
10943 (many_sections_r_test_DEPENDENCIES): Remove.
10944 (many_sections_r_test_LDFLAGS): Remove.
10945 (many_sections_r_test_LDADD): Remove.
10947 * object.cc (Sized_relobj::do_add_symbols): Always pass
10948 local_symbol_count_ to add_from_relobj.
10950 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10951 every thousand variables.
10952 * testsuite/Makefile.in: Rebuild.
10954 * object.cc (Xindex::initialize_symtab_xindex): New function.
10955 (Xindex::read_symtab_xindex): New function.
10956 (Xindex::sym_xindex_to_shndx): New function.
10957 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10959 (Sized_relobj::do_initialize_xindex): New function.
10960 (Sized_relobj::do_read_symbols): Adjust section links.
10961 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10962 parameter. Change all callers.
10963 (Sized_relobj::include_section_group): Adjust section links and
10964 symbol section indexes.
10965 (Sized_relobj::do_layout): Adjust section links.
10966 (Sized_relobj::do_count_local_symbols): Adjust section links and
10967 symbol section indexes.
10968 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10969 ordinary and special symbols.
10970 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10971 dynsym_xindex parameters. Change all callers. Adjust section
10972 links. Use SHN_XINDEX when needed.
10973 (Sized_relobj::get_symbol_location_info): Adjust section links.
10974 Don't get fooled by special symbols.
10975 * object.h (class Xindex): Define.
10976 (class Object): Add xindex_ parameter. Declare virtual functoin
10977 do_initialize_xindex.
10978 (Object::adjust_sym_shndx): New function.
10979 (Object::set_xindex): New protected function.
10980 (class Symbol_value): Add is_ordinary_shndx_ field.
10981 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10982 (Symbol_value::value): Assert ordinary section.
10983 (Symbol_value::initialize_input_to_output_map): Likewise.
10984 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10985 Change all callers.
10986 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10988 (class Sized_relobj): Update declarations.
10989 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
10990 parameter. Change all callers.
10991 (Sized_relobj::adjust_shndx): New function.
10992 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
10994 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
10995 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
10996 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
10997 (Sized_dynobj::read_dynsym_section): Adjust section links.
10998 (Sized_dynobj::read_dynamic): Likewise.
10999 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11001 (Sized_dynobj::do_initialize_xindex): New function.
11002 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11003 do_initialize_xindex.
11004 (Sized_dynobj::adjust_shndx): New function.
11005 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11006 dynsym_xindex_ fields.
11007 (Layout::finalize): Add a call to set_section_indexes before
11008 creating the symtab sections.
11009 (Layout::set_section_indexes): Don't do anything if the section
11010 already has a section index.
11011 (Layout::create_symtab_sections): Add shnum parameter. Change
11012 caller. Create .symtab_shndx section if needed.
11013 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11015 (Layout::allocated_output_section_count): New function.
11016 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11018 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11019 fields. Update declarations.
11020 (Layout::symtab_xindex): New function.
11021 (Layout::dynsym_xindex): New function.
11022 (class Write_symbols_task): Add layout_ field.
11023 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11025 * output.cc (Output_section_headers::Output_section_headers): Add
11026 shstrtab_section parameter. Change all callers.
11027 (Output_section_headers::do_sized_write): Store overflow values
11028 for section count and section string table section index in
11029 section header zero.
11030 (Output_file_header::do_sized_write): Check for overflow of
11031 section count and section string table section index.
11032 (Output_symtab_xindex::do_write): New function.
11033 (Output_symtab_xindex::endian_do_write): New function.
11034 * output.h (class Output_section_headers): Add shstrtab_section_.
11035 Update declarations.
11036 (class Output_symtab_xindex): Define.
11037 (Output_section::has_out_shndx): New function.
11038 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11040 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11041 Change all callers.
11042 (Sized_symbol::init): Likewise.
11043 (Symbol::output_section): Check for ordinary symbol.
11044 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11045 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11047 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11048 Change all callers. Simplify handling of symbols from sections
11049 not included in the link.
11050 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11052 (Weak_alias_sorter::operator()): Assert that symbols are
11054 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11056 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11057 parameters. Change all callers.
11058 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11059 symbol distinction. Use SHN_XINDEX when needed.
11060 (Symbol_table::write_section_symbol): Add symtab_xindex
11061 parameter. Change all callers.
11062 (Symbol_table::sized_write_section_symbol): Likewise. Use
11063 SHN_XINDEX when needed.
11064 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11066 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11067 (Symbol::is_defined): Check is_ordinary.
11068 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11069 (Symbol::is_absolute, Symbol::is_common): Likewise.
11070 (class Sized_symbol): Update declarations.
11071 (class Symbol_table): Update declarations.
11072 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11073 parameters. Change all callers.
11074 (Sized_symbol::override): Likewise.
11075 (Symbol_table::override): Likewise.
11076 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11077 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11078 is_ordinary, and orig_st_shndx parameters. Change all callers.
11079 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11080 to be in an ordinary section.
11081 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11082 object and is_ordinary parameters. Change all callers.
11083 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11084 Change all callers. Don't add undefined or non-ordinary symbols
11086 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11087 Change all callers.
11088 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11090 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11091 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11092 (Sized_relobj::relocate_sections): Likewise.
11093 * target-reloc.h (scan_relocs): Adjust section symbol index.
11094 (scan_relocatable_relocs): Likewise.
11095 * i386.cc (Scan::local): Check for ordinary symbols.
11096 * sparc.cc (Scan::local): Likewise.
11097 * x86_64.cc (Scan::local): Likewise.
11098 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11099 to symbol_section_and_value.
11100 * testsuite/many_sections_test.cc: New file.
11101 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11102 (check_PROGRAMS): Add many_sections_test.
11103 (many_sections_test_SOURCES): Define.
11104 (many_sections_test_DEPENDENCIES): Define.
11105 (many_sections_test_LDFLAGS): Define.
11106 (BUILT_SOURCES): Add many_sections_define.h.
11107 (many_sections_define.h): New target.
11108 (BUILT_SOURCES): Add many_sections_check.h.
11109 (many_sections_check.h): New target.
11110 (check_PROGRAMS): Add many_sections_r_test.
11111 (many_sections_r_test_SOURCES): Define.
11112 (many_sections_r_test_DEPENDENCIES): Define.
11113 (many_sections_r_test_LDFLAGS): Define.
11114 (many_sections_r_test_LDADD): Define.
11115 (many_sections_r_test.o): New target.
11116 * testsuite/Makefile.in: Rebuild.
11118 2008-04-17 Cary Coutant <ccoutant@google.com>
11120 * errors.cc (Errors::info): New function.
11121 (gold_info): New function.
11122 * errors.h (Errors::info): New function.
11123 * gold.h (gold_info): New function.
11124 * object.cc (Input_objects::add_object): Print trace output.
11125 * options.cc (options::parse_set): New function.
11126 (General_options::parse_wrap): Deleted.
11127 (General_options::General_options): Deleted initializer.
11128 * options.h (options::String_set): New typedef.
11129 (options::parse_set): New function.
11130 (DEFINE_set): New macro.
11131 (General_options::wrap): Changed to use DEFINE_set. Changed
11132 callers of any_wrap_symbols and is_wrap_symbol.
11133 (General_options::trace, General_options::trace_symbol):
11135 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11136 (General_options::wrap_symbols_): Deleted.
11137 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11139 2008-04-17 David S. Miller <davem@davemloft.net>
11141 * options.cc (General_options::parse_V): New function.
11142 * options.h: Add entries for -V and -Qy.
11144 2008-04-17 Ian Lance Taylor <iant@google.com>
11146 * common.cc (Symbol_table::allocate_commons): Remove options
11147 parameter. Change caller.
11148 (Symbol_table::do_allocate_commons): Remove options parameter.
11149 Change caller. Just call do_allocate_commons_list twice.
11150 (Symbol_table::do_allocate_commons_list): New function, broken out
11151 of do_allocate_commons.
11152 * common.h (class Allocate_commons_task): Remove options_ field.
11153 Update constructor.
11154 * symtab.cc (Symbol_table::Symbol_table): Initialize
11156 (Symbol_table::add_from_object): Put TLS common symbols on
11158 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11159 which are IN_OUTPUT_DATA.
11160 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11161 allocate_commons and do_allocate_commons declarations. Declare
11162 do_allocate_commons_list.
11163 * gold.cc (queue_middle_tasks): Update creation of
11164 Allocate_commons_task to not pass options.
11165 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11166 (TLS_TEST_C_FLAGS): New variable.
11167 (tls_test_c_pic.o): New target.
11168 (tls_test_shared.so): Link in tls_test_c_pic.o.
11169 (tls_test_c_pic_ie.o): New target.
11170 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11171 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11172 (tls_test_c.o): New target.
11173 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11174 (tls_pic_test_LDADD): Likewise.
11175 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11176 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11177 (tls_test_c_gnu2.o): New target.
11178 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11180 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11181 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11182 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11183 * testsuite/tls_test.cc: Include "config.h".
11184 (t_last): Call t11_last.
11185 * testsuite/tls_test.h (t11, t11_last): Declare.
11186 * testsuite/tls_test_c.c: New file.
11187 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11188 * configure.ac: Check for OpenMP support.
11189 * configure, config.in, Makefile.in: Rebuild.
11190 * testsuite/Makefile.in: Rebuild.
11192 2008-04-16 Cary Coutant <ccoutant@google.com>
11194 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11195 (Target_i386::tls_base_symbol_defined_): New field.
11196 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11197 (Target_i386::Scan::global): Likewise.
11198 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11199 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11200 (Target_x86_64::tls_base_symbol_defined_): New field.
11201 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11202 (Target_x86_64::Scan::global): Likewise.
11204 2008-04-16 Cary Coutant <ccoutant@google.com>
11206 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11207 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11208 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11209 building shared libraries.
11210 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11211 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11212 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11213 * testsuite/Makefile.in: Rebuild.
11214 * testsuite/weak_undef.h: New file.
11215 * testsuite/weak_undef_file1.cc: Add extra test cases.
11216 * testsuite/weak_undef_file2.cc: Likewise.
11217 * testsuite/weak_undef_test.cc: Likewise.
11219 2008-04-16 David S. Miller <davem@davemloft.net>
11221 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11222 Add issued_non_pic_error_ field. Declare check_non_pic.
11223 (Target_sparc::Scan::check_non_pic): New function.
11224 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11225 (Target_sparc::Scan::global): Likewise.
11227 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11228 * configure: Rebuild.
11230 * options.h (DEFINE_enable): New macro.
11231 (new_dtags): New enable option.
11232 (initfirst, interpose, loadfltr, nodefaultlib,
11233 nodelete, nodlopen, nodump): New -z options.
11234 * layout.cc (Layout:finish_dynamic_section): If new
11235 dtags enabled, emit DT_RUNPATH. Also, emit a
11236 DT_FLAGS_1 containing any specified -z flags.
11238 2008-04-16 Ian Lance Taylor <iant@google.com>
11240 * copy-relocs.cc: New file.
11241 * copy-relocs.h: New file.
11242 * reloc.cc: Remove Copy_relocs code.
11243 * reloc.h: Likewise.
11244 * reloc-types.h (struct Reloc_types) [both versions]: Add
11245 get_reloc_addend_noerror.
11246 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11247 variants of add_global which take an addend which must be zero.
11248 * i386.cc: Include "copy-relocs.h".
11249 (class Target_i386): Change type of copy_relocs_ to variable,
11250 update initializer.
11251 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11252 Change all callers.
11253 (Target_i386::do_finalize_sections): Change handling of
11255 * sparc.cc: Include "copy-relocs.h".
11256 (class Target_sparc): Change type of copy_relocs_ to variable,
11257 update initializer.
11258 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11259 Change all callers.
11260 (Target_sparc::do_finalize_sections): Change handling of
11262 * x86_64.cc: Include "copy-relocs.h".
11263 (class Target_x86_64): Change type of copy_relocs_ to variable,
11264 update initializer.
11265 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11266 class. Change all callers.
11267 (Target_x86_64::do_finalize_sections): Change handling of
11269 * Makefile.am (CCFILES): Add copy-relocs.cc.
11270 (HFILES): Add copy-relocs.h.
11272 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11274 * testsuite/script_test_4.sh: Permit leading zeroes.
11276 2008-04-15 Ian Lance Taylor <iant@google.com>
11278 * script-sections.cc (Script_sections::create_segments): Use
11279 header_size_adjustment even when there is enough room for the
11281 * testsuite/script_test_4.sh: New file.
11282 * testsuite/script_test_4.t: New file.
11283 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11284 (check_DATA): Add script_test_4.stdout.
11285 (MOSTLYCLEANFILES): Likewise.
11286 (script_test_4): New target.
11287 (script_test_4.stdout): New target.
11288 * testsuite/Makefile.in: Rebuild.
11290 * sparc.cc: Add definitions for Output_data_plt_sparc class
11293 2008-04-14 David S. Miller <davem@davemloft.net>
11295 * sparc.cc: New file.
11296 * Makefile.am (TARGETSOURCES): Add sparc.cc
11297 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11298 * configure.tgt: Document targ_extra_size and
11299 targ_extra_big_endian. Add entries for sparc-* and
11301 * configure.ac: Handle targ_extra_size and
11302 targ_extra_big_endian.
11303 * Makefile.in: Rebuild.
11304 * configure: Likewise.
11305 * po/POTFILES.in: Likewise.
11306 * po/gold.pot: Likewise.
11308 2008-04-14 Ian Lance Taylor <iant@google.com>
11310 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11311 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11312 in the name/type/flags to section mapping. Don't call
11313 allocate_output_section.
11314 (Layout::choose_output_section): Change parameter from adjust_name
11315 to is_input_section. Don't permit input sections after sections
11316 are attached to segments. Don't call allocate_output_section.
11317 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11318 not write_enable_output_section.
11319 (Layout::make_output_section): Don't push to
11320 unattached_section_list_ nor call attach_to_segment. Call
11321 attach_section_to_segment if sections are attached.
11322 (Layout::attach_sections_to_segments): New function.
11323 (Layout::attach_section_to_segment): New function.
11324 (Layout::attach_allocated_section_to_segment): Rename from
11325 attach_to_segment. Remove flags parameter.
11326 (Layout::allocate_output_section): Remove function.
11327 (Layout::write_enable_output_section): Remove function.
11328 * layout.h (class Layout): Update for above changes. Add new
11329 field sections_are_attached_.
11330 * output.h (Output_section::update_flags_for_input_section): New
11332 * output.cc (Output_section::add_input_section): Call
11333 update_flags_for_input_section.
11334 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11336 2008-04-11 Cary Coutant <ccoutant@google.com>
11338 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11339 thought unnecessary.
11340 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11342 2008-04-11 Ian Lance Taylor <iant@google.com>
11344 * output.h (class Output_section_data): Remove inline definition
11346 * output.cc (Output_section_data::set_addralign): New function.
11348 2008-04-11 Cary Coutant <ccoutant@google.com>
11350 Add support for TLS descriptors for i386 and x86_64.
11351 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11352 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11353 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11355 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11356 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11357 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11359 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11360 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11361 Fix problem with initial-exec relocations.
11362 (Target_i386::Relocate::relocate_tls): Likewise.
11363 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11365 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11366 support for section-plus-offset dynamic table entries.
11367 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11368 (Output_data_dynamic::Dynamic_entry): Add support for
11369 section-plus-offset dynamic table entries.
11370 (Output_data_dynamic::Classification): Likewise.
11371 (Output_data_dynamic::classification_): Renamed offset_.
11372 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11373 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11374 (Target_x86_64::make_plt_section): New function.
11375 (Target_x86_64::reserve_tlsdesc_entries): New function.
11376 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11377 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11378 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11379 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11380 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11381 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11382 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11383 add extra PLT entry for TLS descriptors.
11384 (Output_data_plt_x86_64::got_): New field.
11385 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11386 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11388 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11390 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11391 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11392 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11393 R_386_TLS_DESC_CALL relocations.
11394 (Target_x86_64::Scan::global): Likewise.
11395 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11396 for TLS descriptors.
11397 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11398 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11399 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11400 GD-to-IE relaxation.
11401 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11402 and TLS_DESCRIPTORS.
11403 * Makefile.in: Rebuild.
11404 * configure: Rebuild.
11405 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11406 (tls_test_shared2.so): New target.
11407 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11408 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11409 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11410 (tls_shared_gd_to_ie_test_LDADD): New variable.
11411 (tls_shared_gnu2_gd_to_ie_test): New target.
11412 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11414 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11415 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11416 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11417 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11418 (tls_shared_gnu2_test): New target.
11419 (tls_test_gnu2_shared.so): New target.
11420 (tls_shared_gnu2_test_SOURCES): New variable.
11421 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11422 (tls_shared_gnu2_test_LDFLAGS): New variable.
11423 (tls_shared_gnu2_test_LDADD): New variable.
11424 * testsuite/Makefile.in: Rebuild.
11425 * testsuite/Makefile.
11427 2008-04-11 Ian Lance Taylor <iant@google.com>
11429 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11431 * testsuite/Makefile.in: Rebuild.
11433 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11435 * testsuite/script_test_2.cc (main): Adjust test.
11437 2008-04-11 David S. Miller <davem@davemloft.net>
11438 Ian Lance Taylor <iant@google.com>
11440 * options.h (General_options): Add entries for '-Y' and
11442 * options.cc (General_options:finalize): If -Y was used, add those
11443 entries to the library path instead of the default "/lib" and
11446 2008-04-11 David S. Miller <davem@davemloft.net>
11448 * testsuite/justsyms.t: Start at 0x100.
11449 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11450 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11452 * testsuite/script_test_2.cc: Adjust string and section length
11455 2008-04-09 Ian Lance Taylor <iant@google.com>
11458 * script-sections.cc (Sections_element::allocate_to_segment): Add
11460 (Output_section_definition::allocate_to_segment): Likewise.
11461 (Orphan_output_section::allocate_to_segment): Likewise.
11462 (Script_sections::attach_sections_using_phdrs_clause): Don't
11463 propagate non-PT_LOAD segments to orphan sections.
11464 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11465 readelf rather than objdump.
11466 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11467 .interp section and PT_INTERP segment are the same size.
11468 * testsuite/Makefile.in: Rebuild.
11470 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11471 aliases for symbols defined in the same object.
11472 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11473 (weak_alias_test_SOURCES): New variable.
11474 (weak_alias_test_DEPENDENCIES): New variable.
11475 (weak_alias_test_LDFLAGS): New variable.
11476 (weak_alias_test_LDADD): New variable.
11477 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11478 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11479 (weak_alias_test_3.o): New target.
11480 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11481 * testsuite/weak_alias_test_main.cc: New file.
11482 * testsuite/weak_alias_test_1.cc: New file.
11483 * testsuite/weak_alias_test_2.cc: New file.
11484 * testsuite/weak_alias_test_3.cc: New file.
11486 2008-04-08 Ian Lance Taylor <iant@google.com>
11488 * options.h (class General_options): Add --noinhibit-exec option.
11489 * main.cc (main): Check --noinhibit-exec.
11491 * options.h (class General_options): Define --wrap as a special
11492 option. Add wrap_symbols_ field.
11493 (General_options::any_wrap_symbols): New function.
11494 (General_options::is_wrap_symbol): New function.
11495 * options.cc (General_options::parse_wrap): New function.
11496 (General_options::General_options): Initialize wrap_symbols_.
11497 * symtab.cc (Symbol_table::wrap_symbol): New function.
11498 (Symbol_table::add_from_object): Handle --wrap.
11499 * symtab.h (class Symbol_table): Declare wrap_symbol.
11500 * target.h (Target::wrap_char): New function.
11501 (Target::Target_info): Add wrap_char field.
11502 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11503 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11504 * testsuite/testfile.cc (Target_test::test_target_info):
11507 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11510 * layout.h (class Layout): Add added_eh_frame_data_ field.
11511 * layout.cc (Layout::Layout): Initialize new field.
11512 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11513 output section until we find a section we merged successfully.
11514 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11515 that the size be non-zero.
11517 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11520 2008-04-08 Craig Silverstein <csilvers@google.com>
11522 * configure.ac: Export new conditional variable HAVE_ZLIB.
11523 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11525 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11526 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11528 2008-04-07 Ian Lance Taylor <iant@google.com>
11530 * version.cc (version_string): Set to "1.5".
11532 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11533 Add issued_non_pic_error_ field. Declare check_non_pic.
11534 (Target_x86_64::Scan::check_non_pic): New function.
11535 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11536 (Target_x86_64::Scan::global): Likewise.
11538 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11539 addend parameter. Change caller. Handle merge sections.
11540 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11541 Address to Addend. Don't add in the result of
11542 local_section_offset, pass down the addend and use the returned
11544 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11545 Update declarations of local_section_offset and symbol_value.
11546 * testsuite/two_file_test_1.cc (t18): New function.
11547 * testsuite/two_file_test_2.cc (f18): New function.
11548 * testsuite/two_file_test_main.cc (main): Call t18.
11549 * testsuite/two_file_test.h (t18, f18): Declare.
11551 * configure.ac: Don't test for objdump, c++filt, or readelf.
11552 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11554 (TEST_READELF): New variable.
11555 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11556 (check_PROGRAMS): Add two_file_strip_test.
11557 (two_file_strip_test): New target.
11558 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11559 (two_file_same_shared_strip_test_SOURCES): New variable.
11560 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11561 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11562 (two_file_same_shared_strip_test_LDADD): New variable.
11563 (two_file_shared_strip.so): New target.
11564 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11565 (ver_test_5.syms, ver_test_7.syms): Likewise.
11566 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11567 (strip_test_3.stdout): Use TEST_OBJDUMP.
11568 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11570 2008-04-04 Cary Coutant <ccoutant@google.com>
11572 * symtab.h (Symbol::is_weak_undefined): New function.
11573 (Symbol::is_strong_undefined): New function.
11574 (Symbol::is_absolute): New function.
11575 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11576 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11578 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11579 (weak_undef_test): New target.
11580 * testsuite/Makefile.in: Rebuild.
11581 * testsuite/weak_undef_file1.cc: New file.
11582 * testsuite/weak_undef_file2.cc: New file.
11583 * testsuite/weak_undef_test.cc: New file.
11585 2008-04-03 Craig Silverstein <csilvers@google.com>
11587 * compressed_output.h (class Output_compressed_section): Use
11589 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11591 (zlib_compressed_suffix): Removed.
11592 (Output_compressed_section::set_final_data_size): Use unsigned
11594 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11595 Fix linker invocation.
11596 (flagstest_o_specialfile_and_compress_debug_sections):
11598 * testsuite/Makefile.in: Regenerated.
11600 2008-04-02 David S. Miller <davem@davemloft.net>
11602 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11603 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11605 2008-04-02 Craig Silverstein <csilvers@google.com>
11609 2008-04-02 Ian Lance Taylor <iant@google.com>
11611 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11612 parameters. Update for new key type to views_. Change all
11614 (File_read::read): Adjust for byteshift in returned view.
11615 (File_read::add_view): New function, broken out of
11616 find_and_make_view.
11617 (File_read::make_view): New function, broken out of
11618 find_and_make_view.
11619 (File_read::find_or_make_view): Add offset and aligned
11620 parameters. Rewrite accordingly. Change all callers.
11621 (File_read::get_view): Add offset and aligned parameters. Adjust
11622 for byteshift in return value.
11623 (File_read::get_lasting_view): Likewise.
11624 * fileread.h (class File_read): Update declarations.
11625 (class File_read::View): Add byteshift_ field. Add byteshift to
11626 constructor. Add byteshift method.
11627 * archive.h (Archive::clear_uncached_views): New function.
11628 (Archive::get_view): Add aligned parameter. Change all callers.
11629 * object.h (Object::get_view): Add aligned parameter. Change all
11631 (Object::get_lasting_view): Likewise.
11633 * fileread.cc (File_read::release): Don't call clear_views if
11634 there are multiple objects.
11635 * fileread.h (File_read::clear_uncached_views): New function.
11636 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11639 2008-03-31 Cary Coutant <ccoutant@google.com>
11641 Add thin archive support.
11642 * archive.cc (Archive::armagt): New const.
11643 (Archive::setup): Remove task parameter and calls to unlock.
11644 (Archive::unlock_nested_archives): New function.
11645 (Archive::read_header): Add nested_off parameter. Change
11647 (Archive::interpret_header): Likewise.
11648 (Archive::include_all_members): Change to handle thin
11650 (Archive::include_member): Likewise.
11651 * archive.h (Archive::Archive): Add new parameters and
11653 (Archive::armagt): New const.
11654 (Archive::setup): Remove task parameter.
11655 (Archive::unlock_nested_archives): New function.
11656 (Archive::read_header): Add nested_off parameter.
11657 (Archive::interpret_header): Likewise.
11658 (Archive::Nested_archive_table): New typedef.
11659 (Archive::is_thin_archive_): New field.
11660 (Archive::nested_archives_): New field.
11661 (Archive::options_): New field.
11662 (Archive::dirpath_): New field.
11663 (Archive::task_): New field.
11664 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11665 for thin archives. Pass additional parameters to
11666 Archive::Archive. Unlock the archive file after calling
11669 2008-03-29 Ian Lance Taylor <iant@google.com>
11671 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11672 version symbol to be local.
11673 * testsuite/ver_test_4.sh: New file.
11674 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11675 (check_DATA): Add ver_test_4.syms.
11676 (ver_test_4.syms): New target.
11677 * testsuite/Makefile.in: Rebuild.
11680 (Output_section::Input_section_sort_entry::has_priority): New
11682 (Output_section::Input_section_sort_entry::match_file_name): New
11684 (Output_section::Input_section_sort_entry::match_section_name):
11686 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11688 (Output_section::Input_section_sort_entry::match_section_file):
11690 (Output_section::Input_section_sort_compare::operator()): Rewrite
11691 using new Input_section_sort_entry functions. Sort crtbegin and
11692 crtend first. Sort sections with no priority before sections with
11694 * testsuite/initpri1.c (d3): Check j != 4.
11695 (cd5): New constructor/destructor function.
11696 (main): Check j != 2.
11698 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11699 new symbol when resolving, don't call set_is_default.
11700 * testsuite/ver_test_7.cc: New file.
11701 * testsuite/ver_test_7.sh: New file.
11702 * testsuite/Makefile.am (ver_test_7.so): New target.
11703 (ver_test_7.o): New target.
11704 (check_SCRIPTS): Add ver_test_7.sh.
11705 (check_DATA): Add ver_test_7.syms.
11706 (ver_test_7.syms): New target.
11708 2008-03-28 Ian Lance Taylor <iant@google.com>
11710 * layout.cc (Layout::layout): If we see an input section with a
11711 name that needs sorting, set the must_sort flag for the output
11713 (Layout::make_output_section): If the name of the output section
11714 indicates that it might require sorting, set the may_sort flag.
11715 * output.h (Output_section::may_sort_attached_input_sections): New
11717 (Output_section::set_may_sort_attached_input_sections): New
11719 (Output_section::must_sort_attached_input_sections): New
11721 (Output_section::set_must_sort_attached_input_sections): New
11723 (class Output_section): Declare Input_section_sort_entry. Define
11724 Input_section_sort_compare. Declare
11725 sort_attached_input_sections. Add new fields:
11726 may_sort_attached_input_sections_,
11727 must_sort_attached_input_sections_,
11728 attached_input_sections_are_sorted_.
11729 * output.cc (Output_section::Output_section): Initialize new
11731 (Output_section::add_input_section): Add an entry to
11732 input_sections_ if may_sort or must_sort are true.
11733 (Output_section::set_final_data_size): Call
11734 sort_attached_input_sections if necessary.
11735 (Output_section::Input_section_sort_entry): Define new class.
11736 (Output_section::Input_section_sort_compare::operator()): New
11738 (Output_section::sort_attached_input_sections): New function.
11739 * configure.ac: Check whether the compiler supports constructor
11740 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11741 * testsuite/initpri1.c: New file.
11742 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11743 CONSTRUCTOR_PRIORITY.
11744 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11745 (initpri1_LDFLAGS): New variable.
11746 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11748 2008-03-27 Ian Lance Taylor <iant@google.com>
11750 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11751 * testsuite/common_test_1.c: New file.
11752 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11753 (common_test_1_SOURCES): New variable.
11754 (common_test_1_DEPENDENCIES): New variable.
11755 (common_test_1_LDFLAGS): New variable.
11757 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11758 and commons_ correctly when NAME/VERSION does not override
11760 * testsuite/ver_test_6.c: New file.
11761 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11762 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11763 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11765 2008-03-26 Ian Lance Taylor <iant@google.com>
11767 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11768 of an undefined symbol from a version script.
11769 * testsuite/Makefile.am (ver_test_5.so): New target.
11770 (ver_test_5.o): New target.
11771 (check_SCRIPTS): Add ver_test_5.sh.
11772 (check_DATA): Add ver_test_5.syms.
11773 (ver_test_5.syms): New target.
11774 * testsuite/ver_test_5.cc: New file.
11775 * testsuite/ver_test_5.script: New file.
11776 * testsuite/ver_test_5.sh: New file.
11777 * Makefile.in, testsuite/Makefile.in: Rebuild.
11780 Fix problems building gold with gcc 4.3.0.
11781 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11782 (gold_error_at_location, gold_warning_at_location): Use it.
11783 * configure.ac: Check whether we can compile and use a template
11784 function with a printf attribute.
11785 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11786 when jumping over bytes.
11787 * object.cc: Instantiate Object::read_section_data.
11788 * debug.h: Include <cstring>
11789 * dwarf_reader.cc: Include <algorithm>
11790 * main.cc: Include <cstring>.
11791 * options.cc: Include <cstring>.
11792 * output.cc: Include <cstring>.
11793 * script.cc: Include <cstring>.
11794 * script.h: Include <string>.
11795 * symtab.cc: Include <cstring> and <algorithm>.
11796 * target-select.cc: Include <cstring>.
11797 * version.cc: Include <string>.
11798 * testsuite/testmain.cc: Include <cstdlib>.
11799 * configure, config.in: Rebuild.
11801 2008-03-25 Ian Lance Taylor <iant@google.com>
11803 * options.cc: Include "../bfd/bfdver.h".
11804 (options::help): Print bug reporting address.
11806 * version.cc (print_version): Adjust output for current value of
11807 BFD_VERSION_STRING.
11811 * options.cc (options::help): Print list of supported targets.
11812 * target-select.h: Include <vector>.
11813 (class Target_selector): Make machine_, size_, and is_big_endian_
11814 fields const. Add bfd_name_ and instantiated_target_ fields.
11815 (Target_selector::Target_selector): Add bfd_name parameter.
11816 (Target_selector::recognize): Make non-virtual, call
11818 (Target_selector::recognize_by_name): Make non-virtual, call
11819 do_recognize_by_name.
11820 (Target_selector::supported_names): New function.
11821 (Target_selector::bfd_name): New function.
11822 (Target_selector::do_instantiate_target): New pure virtual
11824 (Target_selector::do_recognize): New virtual function.
11825 (Target_selector::do_recognize_by_name): New virtual function.
11826 (Target_selector::instantiate_target): New private function.
11827 (supported_target_names): Declare.
11828 * target-select.cc (Target_selector::Target_selector): Update for
11829 new parameter and fields.
11830 (select_target_by_name): Check that the name matches before
11831 calling recognize_by_name.
11832 (supported_target_names): New function.
11833 * i386.cc (class Target_selector_i386): Update Target_selector
11834 constructor call. Remove recognize and recognize_by_name. Add
11835 do_instantiate_target.
11836 * x86_64.cc (class Target_selector_x86_64): Likewise.
11837 * testsuite/testfile.cc (class Target_selector_test): Update for
11838 changes to Target_selector.
11840 * README: Rewrite, with some notes on unsupported features.
11842 2008-03-24 Cary Coutant <ccoutant@google.com>
11844 * i386.cc (Target_i386::Got_type): New enum declaration.
11845 (Target_i386::Scan::local): Updated callers of Output_data_got
11847 (Target_i386::Scan::global): Likewise.
11848 (Target_i386::Relocate::relocate): Likewise.
11849 (Target_i386::Relocate::relocate_tls): Likewise.
11850 * object.h (Got_offset_list): New class.
11851 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11852 (Sized_relobj::local_got_offset): Likewise.
11853 (Sized_relobj::set_local_got_offset): Likewise.
11854 (Sized_relobj::local_has_tls_got_offset): Removed.
11855 (Sized_relobj::local_tls_got_offset): Removed.
11856 (Sized_relobj::set_local_tls_got_offset): Removed.
11857 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11858 * output.cc (Output_data_got::add_global): Added got_type parameter.
11859 (Output_data_got::add_global_with_rel): Likewise.
11860 (Output_data_got::add_global_with_rela): Likewise.
11861 (Output_data_got::add_global_pair_with_rel): New function.
11862 (Output_data_got::add_global_pair_with_rela): New function.
11863 (Output_data_got::add_local): Added got_type parameter.
11864 (Output_data_got::add_local_with_rel): Likewise.
11865 (Output_data_got::add_local_with_rela): Likewise.
11866 (Output_data_got::add_local_pair_with_rel): New function.
11867 (Output_data_got::add_local_pair_with_rela): New function.
11868 (Output_data_got::add_global_tls): Removed.
11869 (Output_data_got::add_global_tls_with_rel): Removed.
11870 (Output_data_got::add_global_tls_with_rela): Removed.
11871 (Output_data_got::add_local_tls): Removed.
11872 (Output_data_got::add_local_tls_with_rel): Removed.
11873 (Output_data_got::add_local_tls_with_rela): Removed.
11874 * output.h (Output_data_got::add_global): Added got_type parameter.
11875 (Output_data_got::add_global_with_rel): Likewise.
11876 (Output_data_got::add_global_with_rela): Likewise.
11877 (Output_data_got::add_global_pair_with_rel): New function.
11878 (Output_data_got::add_global_pair_with_rela): New function.
11879 (Output_data_got::add_local): Added got_type parameter.
11880 (Output_data_got::add_local_with_rel): Likewise.
11881 (Output_data_got::add_local_with_rela): Likewise.
11882 (Output_data_got::add_local_pair_with_rel): New function.
11883 (Output_data_got::add_local_pair_with_rela): New function.
11884 (Output_data_got::add_global_tls): Removed.
11885 (Output_data_got::add_global_tls_with_rel): Removed.
11886 (Output_data_got::add_global_tls_with_rela): Removed.
11887 (Output_data_got::add_local_tls): Removed.
11888 (Output_data_got::add_local_tls_with_rel): Removed.
11889 (Output_data_got::add_local_tls_with_rela): Removed.
11890 * resolve.cc (Symbol::override_base_with_special): Removed
11891 reference to has_got_offset_ field.
11892 * symtab.cc (Symbol::init_fields): Replaced initialization
11893 of got_offset_ with got_offsets_. Removed initialization
11895 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11896 (Symbol::got_offset): Likewise.
11897 (Symbol::set_got_offset): Likewise.
11898 (Symbol::has_tls_got_offset): Removed.
11899 (Symbol::tls_got_offset): Removed.
11900 (Symbol::set_tls_got_offset): Removed.
11901 (Symbol::got_offset_): Removed.
11902 (Symbol::tls_mod_got_offset_): Removed.
11903 (Symbol::tls_pair_got_offset_): Removed.
11904 (Symbol::got_offsets_): New field.
11905 (Symbol::has_got_offset): Removed.
11906 (Symbol::has_tls_mod_got_offset): Removed.
11907 (Symbol::has_tls_pair_got_offset): Removed.
11908 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11909 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11911 (Target_x86_64::Scan::global): Likewise.
11912 (Target_x86_64::Relocate::relocate): Likewise.
11913 (Target_x86_64::Relocate::relocate_tls): Likewise.
11915 2008-03-25 Ben Elliston <bje@au.ibm.com>
11917 * yyscript.y: Fix spelling error in comment.
11919 2008-03-24 Ian Lance Taylor <iant@google.com>
11921 * options.h (class General_options): Define build_id option.
11922 * layout.h (class Layout): Declare write_build_id, create_note,
11923 create_build_id. Add build_id_note_ member.
11924 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11925 "libiberty.h", "md5.h", "sha1.h".
11926 (Layout::Layout): Initialize eh_frame_data_,
11927 eh_frame_hdr_section_, and build_id_note_.
11928 (Layout::finalize): Call create_build_id.
11929 (Layout::create_note): New function, broken out of
11930 Layout::create_gold_note.
11931 (Layout::create_gold_note): Call create_note.
11932 (Layout::create_build_id): New function.
11933 (Layout::write_build_id): New function.
11934 (Close_task_runner::run): Call write_build_id.
11936 * x86_64.cc: Correct license to GPLv3.
11938 2008-03-23 Ian Lance Taylor <iant@google.com>
11940 * options.cc: Include "demangle.h".
11941 (parse_optional_string): New function.
11942 (parse_long_option): Handle takes_optional_argument.
11943 (parse_short_option): Update dash_z initializer. Handle
11944 takes_optional_argument.
11945 (General_options::General_options): Initialize do_demangle_.
11946 (General_options::finalize): Set do_demangle_. Handle demangling
11948 * options.h (parse_optional_string): Declare.
11949 (struct One_option): Add optional_arg field. Update constructor.
11950 Update call constructor calls. Add takes_optional_argument
11952 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11953 (DEFINE_optional_string): Define.
11954 (General_options::demangle): Change from DEFINE_bool to
11955 DEFINE_optional_string.
11956 (General_options::no_demangle): New function.
11957 (General_options::do_demangle): New function.
11958 (General_options::set_do_demangle): New function.
11959 (General_options::execstack_status_): Move definition to end of
11961 (General_options::static_): Likewise.
11962 (General_options::do_demangle_): New field.
11963 * object.cc (big_endian>::get_symbol_location_info): Call
11964 Options::do_demangle, not Options::demangle.
11965 * symtab.cc (demangle): Likewise.
11967 2008-03-22 Ian Lance Taylor <iant@google.com>
11969 * gold.h: Include <cstddef> and <sys/types.h>
11970 * options.h: Include <cstring>.
11972 2008-03-21 Ian Lance Taylor <iant@google.com>
11974 * Added source code to GNU binutils.