1 2011-09-09 David S. Miller <davem@davemloft.net>
3 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
4 (Output_fill_debug_line::do_write): Likewise.
6 2011-08-29 Cary Coutant <ccoutant@google.com>
8 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
9 casts to match formatting specs.
10 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
12 2011-08-26 Cary Coutant <ccoutant@google.com>
14 * layout.cc (Free_list::allocate): Provide guarantee of minimum
15 remaining hole size when allocating.
16 (Layout::make_output_section): Set fill methods for debug sections.
17 * layout.h (Free_list::Free_list_node): Move from private to
19 (Free_list::set_min_hole_size): New function.
20 (Free_list::begin, Free_list::end): New functions.
21 (Free_list::min_hole_): New data member.
22 * output.cc: Include dwarf.h.
23 (Output_fill_debug_info::do_minimum_hole_size): New function.
24 (Output_fill_debug_info::do_write): New function.
25 (Output_fill_debug_line::do_minimum_hole_size): New function.
26 (Output_fill_debug_line::do_write): New function.
27 (Output_section::Output_section): Initialize new data member.
28 (Output_section::set_final_data_size): Ensure patch space is larger
29 than minimum hole size.
30 (Output_section::do_write): Fill holes in debug sections.
31 * output.h (Output_fill): New class.
32 (Output_fill_debug_info): New class.
33 (Output_fill_debug_line): New class.
34 (Output_section::set_free_space_fill): New function.
35 (Output_section::free_space_fill_): New data member.
36 * testsuite/Makefile.am (incremental_test_3): Add
37 --incremental-patch option.
38 (incremental_test_4): Likewise.
39 (incremental_test_5): Likewise.
40 (incremental_test_6): Likewise.
41 (incremental_copy_test): Likewise.
42 (incremental_common_test_1): Likewise.
43 * testsuite/Makefile.in: Regenerate.
45 2011-08-26 Nick Clifton <nickc@redhat.com>
47 * po/es.po: Updated Spanish translation.
49 2011-08-01 Cary Coutant <ccoutant@google.com>
51 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
52 * gold/testsuite/Makefile.in: Regenerate.
53 * gold/testsuite/justsyms_exec.c: New source file.
54 * gold/testsuite/justsyms_lib.c: New source file.
56 2011-08-01 Cary Coutant <ccoutant@google.com>
58 * layout.cc (Layout::set_segment_offsets): Don't realign text
59 segment if -Ttext was specified.
60 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
62 * object.h (Sized_relobj_file::e_type): New function.
63 (Sized_relobj_file::e_type_): New data member.
64 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
65 base address for ET_EXEC files.
66 * target.cc (Target::do_make_elf_object_implementation): Allow
67 ET_EXEC files with --just-symbols option.
69 2011-07-28 Cary Coutant <ccoutant@google.com>
71 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
72 Add thread_number parameter.
73 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
74 * workqueue-threads.cc
75 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
76 current thread if its thread number is greater than desired thread
78 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
79 Add thread_number parameter.
80 (Workqueue::should_cancel_thread): Likewise.
81 (Workqueue::find_runnable_or_wait): Pass thread_number to
83 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
86 2011-07-22 Sriraman Tallam <tmsriram@google.com>
88 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
89 only after checking if it cannot be forced local.
90 * symtab.h (is_externally_visible): Check if the symbol is not forced
93 2011-07-15 Ian Lance Taylor <iant@google.com>
95 * options.h (class General_options): Add --print-output-format.
96 Move -EL next to -EB, for better --help output.
97 * target-select.cc: Include <cstdio>, "options.h", and
99 (Target_selector::do_target_bfd_name): New function.
100 (print_output_format): New function.
101 * target-select.h (class Target_selector): Update declarations.
102 (Target_selector::target_bfd_name): New function.
103 (print_output_format): Declare.
104 * main.cc: Include "target-select.h".
105 (main): Handle --print-output-format.
106 * gold.cc: Include "target-select.h".
107 (queue_initial_tasks): Handle --print-output-format when there are
109 * parameters.cc (parameters_force_valid_target): Give a better
110 error message if -EB/-EL does not match target.
111 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
114 2011-07-15 Ian Lance Taylor <iant@google.com>
116 * i386.cc (class Output_data_plt_i386): Add layout_ field.
117 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
118 (Output_data_plt_i386::do_write): Write address of .dynamic
119 section to first entry in .got.plt section.
120 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
121 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
123 (Output_data_plt_x86_64::do_write): Write address of .dynamic
124 section to first entry in .got.plt section.
125 * layout.h (Layout::dynamic_section): New function.
127 2011-07-13 Sriraman Tallam <tmsriram@google.com>
129 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
131 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
132 input_section_position_, and input_section_glob_.
133 (read_layout_from_file): Call function section_ordering_specified.
134 * layout.h (is_section_ordering_specified): New function.
135 (section_ordering_specified): New function.
136 (section_ordering_specified_): New boolean member.
137 * main.cc(main): Call load_plugins after layout object is defined.
138 * output.cc (Output_section::add_input_section): Use
139 function section_ordering_specified to check if section ordering is
141 * output.cc (Output_section::add_relaxed_input_section): Use
142 function section_ordering_specified to check if section ordering is
144 (Output_section::update_section_layout): New function.
145 (Output_section::sort_attached_input_sections): Check if input section
147 * output.h (Output_section::update_section_layout): New function.
148 * plugin.cc (get_section_count): New function.
149 (get_section_type): New function.
150 (get_section_name): New function.
151 (get_section_contents): New function.
152 (update_section_order): New function.
153 (allow_section_ordering): New function.
154 (Plugin::load): Add the new interfaces to the transfer vector.
155 (Plugin_manager::load_plugins): New parameter.
156 (Plugin_manager::all_symbols_read): New parameter.
157 (Plugin_manager::claim_file): New parameter. Save the elf object for
159 (Plugin_manager::get_elf_object): New function.
160 (Plugin_manager::get_view): Change to directly use the bool to check
161 if get_view is called from claim_file_hook.
162 * plugin.h (input_objects): New function
163 (Plugin__manager::load_plugins): New parameter.
164 (Plugin_manager::claim_file): New parameter.
165 (Plugin_manager::get_elf_object): New function.
166 (Plugin_manager::in_claim_file_handler): New function.
167 (Plugin_manager::in_claim_file_handler_): New member.
168 (layout): New function.
169 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
170 handler with an extra parameter. Make the elf object before calling
172 * testsuite/plugin_test.c (get_section_count): New function pointer.
173 (get_section_type): New function pointer.
174 (get_section_name): New function pointer.
175 (get_section_contents): New function pointer.
176 (update_section_order): New function pointer.
177 (allow_section_ordering): New function pointer.
178 (onload): Check if the new interfaces exist.
180 2011-07-13 Ian Lance Taylor <iant@google.com>
182 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
184 * x86_64.cc (Target_x86_64::got_section): Likewise.
185 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
186 (relro_now_test_SOURCES): New variable.
187 (relro_now_test_DEPENDENCIES): New variable.
188 (relro_now_test_LDFLAGS): New variable.
189 (relro_now_test_LDADD): New variable.
190 (relro_now_test.so): New target.
191 * testsuite/Makefile.in: Rebuild.
193 2011-07-12 Ian Lance Taylor <iant@google.com>
196 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
197 GLOB_DAT relocation rather than a RELATIVE relocation for a
198 protected symbol when creating a shared library.
199 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
200 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
201 * testsuite/protected_main_1.cc (main): Test that protected
202 function has same address.
204 2011-07-11 Ian Lance Taylor <iant@google.com>
207 * options.h (class General_options): Add -Bgroup.
208 * options.cc (General_options::finalize): If -Bgroup is set,
209 default to --unresolved-symbols=report-all.
210 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
211 * target-reloc.h (issue_undefined_symbol_error): Handle
212 --unresolved-symbols=report-all.
214 2011-07-08 Ian Lance Taylor <iant@google.com>
217 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
218 if linker script discards key sections.
219 (Layout::create_dynamic_symtab): Likewise.
220 (Layout::assign_local_dynsym_offsets): Likewise.
221 (Layout::sized_create_version_sections): Likewise.
222 (Layout::create_interp): Likewise.
223 (Layout::finish_dynamic_section): Likewise.
224 (Layout::set_dynamic_symbol_size): Likewise.
226 2011-07-08 Ian Lance Taylor <iant@google.com>
229 * options.h (class General_options): Add --unresolved-symbols.
230 * target-reloc.h (issue_undefined_symbol_error): Check
231 --unresolved-symbols. Add comments.
233 2011-07-08 Ian Lance Taylor <iant@google.com>
235 * testsuite/odr_violation2.cc (Ordering::operator()): Make
236 expression more complex.
238 2011-07-08 Ian Lance Taylor <iant@google.com>
241 * target-reloc.h (issue_undefined_symbol_error): New inline
242 function, broken out of relocate_section.
243 (relocate_section): Call issue_undefined_symbol_error.
244 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
245 there is no TLS segment if we are about to issue an undefined
247 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
249 2011-07-08 Ian Lance Taylor <iant@google.com>
252 * resolve.cc (Symbol_table::should_override): Add fromtype
253 parameter. Change all callers. Give error when linking together
254 TLS and non-TLS symbol.
255 (Symbol_table::should_override_with_special): Add fromtype
256 parameter. Change all callers.
257 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
258 there is no TLS segment if we have reported some errors.
259 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
261 2011-07-08 Ian Lance Taylor <iant@google.com>
264 * target.h (Target::plt_address_for_global): New function.
265 (Target::plt_address_for_local): New function.
266 (Target::plt_section_for_global): Remove.
267 (Target::plt_section_for_local): Remove.
268 (Target::do_plt_address_for_global): New virtual function.
269 (Target::do_plt_address_for_local): New virtual function.
270 (Target::do_plt_section_for_global): Remove.
271 (Target::do_plt_section_for_local): Remove.
272 (Target::register_global_plt_entry): Add Symbol_table and Layout
274 * output.cc (Output_data_got::Got_entry::write): Use
275 plt_address_for_global and plt_address_for_local.
276 * layout.cc (Layout::add_target_dynamic_tags): Use size and
277 address of output section.
278 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
279 got_irelative_, and irelative_count_ fields. Update
281 (Output_data_plt_i386::has_irelative_section): New function.
282 (Output_data_plt_i386::entry_count): Add irelative_count_.
283 (Output_data_plt_i386::set_final_data_size): Likewise.
284 (class Target_i386): Add got_irelative_ and rel_irelative_
285 fields. Update declarations.
286 (Target_i386::Target_i386): Initialize new fields.
287 (Target_i386::do_plt_address_for_global): New function replacing
288 do_plt_section_for_global.
289 (Target_i386::do_plt_address_for_local): New function replacing
290 do_plt_section_for_local.
291 (Target_i386::got_section): Create got_irelative_.
292 (Target_i386::rel_irelative_section): New function.
293 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
294 fields. Don't define __rel_iplt_{start,end}.
295 (Output_data_plt_i386::add_entry): Add symtab and layout
296 parameters. Change all callers. Use different PLT and GOT for
298 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
299 layout parameters. Change all callers. Use different PLT and
301 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
302 (Output_data_plt_i386::rel_irelative): New function.
303 (Output_data_plt_i386::address_for_global): New function.
304 (Output_data_plt_i386::address_for_local): New function.
305 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
306 IRELATIVE GOT when changing IFUNC GOT entries.
307 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
309 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
310 if we didn't create an IRELATIVE GOT.
311 (Target_i386::Relocate::relocate): Use plt_address_for_global and
312 plt_address_for_local.
313 (Target_i386::do_dynsym_value): Use plt_address_for_global.
314 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
315 got_irelative_, and irelative_count_ fields. Update
317 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
318 Initialize new fields. Remove symtab parameter. Change all
320 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
322 (Output_data_plt_x86_64::has_irelative_section): New function.
323 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
324 (class Target_x86_64): Add got_irelative_ and rel_irelative_
325 fields. Update declarations.
326 (Target_x86_64::Target_x86_64): Initialize new fields.
327 (Target_x86_64::do_plt_address_for_global): New function replacing
328 do_plt_section_for_global.
329 (Target_x86_64::do_plt_address_for_local): New function replacing
330 do_plt_section_for_local.
331 (Target_x86_64::got_section): Create got_irelative_.
332 (Target_x86_64::rela_irelative_section): New function.
333 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
334 all callers. Don't create __rel_iplt_{start,end}.
335 (Output_data_plt_x86_64::add_entry): Add symtab and layout
336 parameters. Change all callers. Use different PLT and GOT for
338 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
339 layout parameters. Change all callers. Use different PLT and
341 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
342 parameters. Change all callers. Use different PLT and GOT for
344 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
345 (Output_data_plt_x86_64::rela_irelative): New function.
346 (Output_data_plt_x86_64::address_for_global): New function.
347 (Output_data_plt_x86_64::address_for_local): New function.
348 (Output_data_plt_x86_64::set_final_data_size): Likewise.
349 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
350 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
351 (Target_x86_64::register_global_plt_entry): Add symtab and layout
353 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
355 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
356 symbols if we didn't create an IRELATIVE GOT.
357 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
358 plt_address_for_local.
359 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
360 * testsuite/ifuncvar1.c: New test file.
361 * testsuite/ifuncvar2.c: New test file.
362 * testsuite/ifuncvar3.c: New test file.
363 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
364 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
365 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
366 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
367 * testsuite/Makefile.in: Rebuild.
369 2011-07-07 Cary Coutant <ccoutant@google.com>
371 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
372 (two_file_test_1_ndebug.o): Likewise.
373 (two_file_test_1b_ndebug.o): Likewise.
374 (two_file_test_2_ndebug.o): Likewise.
375 (two_file_test_main_ndebug.o): Likewise.
376 (incremental_test_2): Link with no-debug versions.
378 2011-07-06 Cary Coutant <ccoutant@google.com>
380 * gold/incremental.cc
381 (Output_section_incremental_inputs::write_info_blocks): Check for
382 hidden and internal symbols.
384 2011-07-06 Cary Coutant <ccoutant@google.com>
386 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
387 Check disposition for startup file.
388 (Incremental_inputs::report_command_line): Ignore
389 --incremental-startup-unchanged option.
390 * options.cc (General_options::parse_incremental_startup_unchanged):
392 (General_options::General_options): Initialize new data member.
393 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
394 (General_options): Add --incremental-startup-unchanged option.
395 (General_options::incremental_startup_disposition): New function.
396 (General_options::incremental_startup_disposition_): New data member.
398 2011-07-06 Cary Coutant <ccoutant@google.com>
400 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
401 input file index to Script_info ctor.
402 (Sized_incremental_binary::do_file_has_changed): Find the
403 command-line argument for files named in scripts.
404 * incremental.h (Script_info::Script_info): New ctor
405 with input file index.
406 (Script_info::input_file_index): New function.
407 (Script_info::input_file_index_): New data member.
408 (Incremental_binary::get_library): Add const.
409 (Incremental_binary::get_script_info): Add const.
410 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
411 * testsuite/Makefile.am (incremental_test_5): New test case.
412 (incremental_test_6): New test case.
413 * testsuite/Makefile.in: Regenerate.
415 2011-07-06 Cary Coutant <ccoutant@google.com>
417 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
418 debug output when command lines differ.
420 2011-07-06 Cary Coutant <ccoutant@google.com>
422 * incremental.cc (Incremental_inputs::report_command_line): Ignore
423 --incremental-patch option.
424 * layout.cc (Free_list::allocate): Extend allocation beyond original
426 (Layout::make_output_section): Mark sections that should get
428 * options.cc (parse_percent): New function.
429 * options.h (parse_percent): New function.
430 (DEFINE_percent): New macro.
431 (General_options): Add --incremental-patch option.
432 * output.cc (Output_section::Output_section): Initialize new data
434 (Output_section::add_input_section): Print section name when out
436 (Output_section::add_output_section_data): Likewise.
437 (Output_section::set_final_data_size): Add patch space when
438 doing --incremental-full.
439 (Output_section::do_reset_address_and_file_offset): Remove patch
441 (Output_segment::set_section_list_addresses): Print debug output
442 only if --incremental-update.
443 * output.h (Output_section::set_is_patch_space_allowed): New function.
444 (Output_section::is_patch_space_allowed_): New data member.
445 (Output_section::patch_space_): New data member.
446 * parameters.cc (Parameters::incremental_full): New function.
447 * parameters.h (Parameters::incremental_full): New function
448 * testsuite/Makefile.am (incremental_test_2): Add test for
449 --incremental-patch option.
450 * testsuite/Makefile.in: Regenerate.
451 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
452 (t18): Remove function body.
454 2011-07-05 Doug Kwan <dougkwan@google.com>
457 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
458 Arm_Address type for relocation result.
459 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
461 (Arm_relocate_functions::abs32): Use unaligned access.
462 (Arm_relocate_functions::rel32): Ditto.
463 (Arm_relocate_functions::prel31): Ditto.
464 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
465 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
466 static data relocations.
467 * testsuite/Makefile.in: Regnerate.
468 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
470 2011-07-05 Ian Lance Taylor <iant@google.com>
473 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
474 symbols if necessary.
475 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
477 2011-07-05 Ian Lance Taylor <iant@google.com>
480 * resolve.cc (Symbol::override_base_with_special): Simply override
481 version with special symbol version, ignoring previous version.
483 2011-07-05 Ian Lance Taylor <iant@google.com>
485 * object.cc (Sized_relobj_file::include_section_group): Add
486 information to comment about signature location.
488 2011-07-02 Ian Lance Taylor <iant@google.com>
491 * options.h (class General_options): Add -f and -F.
492 * options.cc (General_options::finalize): Fatal error if -f/-F
493 are used without -shared.
494 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
496 2011-07-02 Ian Lance Taylor <iant@google.com>
498 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
500 2011-07-01 Ian Lance Taylor <iant@google.com>
504 * resolve.cc (Symbol::override_base_with_special): Don't override
505 the version if the overriding symbol has a different name.
506 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
507 all callers. If we give an error about an undefined version,
508 define the base version if necessary.
509 * dynobj.h (class Versions): Update declaration.
510 * testsuite/weak_alias_test_5.cc: New file.
511 * testsuite/weak_alias_test.script: New file.
512 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
513 and versioned_alias have the right value, and call t2.
514 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
515 weak_alias_test_5.so.
516 (weak_alias_test_LDADD): Likewise.
517 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
518 * testsuite/Makefile.in: Rebuild.
520 2011-07-01 Ian Lance Taylor <iant@google.com>
523 * options.h (class General_options): Support -z notext.
524 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
526 (two_file_shared_nonpic.so): Likewise.
527 (two_file_shared_mixed.so): Likewise.
528 (two_file_shared_mixed_1.so): Likewise.
529 (weak_undef_lib_nonpic.so): Likewise.
530 (alt/weak_undef_lib_nonpic.so): Likewise.
531 (tls_test_shared_nonpic.so): Likewise.
532 * testsuite/Makefile.in: Rebuild.
534 2011-07-01 Ian Lance Taylor <iant@google.com>
537 * configure.ac: Test whether static linking works, setting
538 the automake conditional HAVE_STATIC.
539 * testsuite/Makefile.am: Disable tests using -static if
540 HAVE_STATIC is not true.
541 * configure, testsuite/Makefile.in: Rebuild.
543 2011-07-01 Ian Lance Taylor <iant@google.com>
546 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
547 Assert if we see DW_EH_PE_indirect.
548 * target.h (Target::ehframe_datarel_base): New function.
549 (Target::do_ehframe_datarel_base): New target function.
550 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
551 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
554 2011-07-01 Ian Lance Taylor <iant@google.com>
557 * options.h (class General_options): Add
558 --ld-generated-unwind-info.
559 * ehframe.cc (Fde::write): Add address parameter. Change all
560 callers. If associated with PLT, fill in address and size.
561 (Cie::set_output_offset): Only add merge mapping if there is an
563 (Cie::write): Add address parameter. Change all callers.
564 (Eh_frame::add_ehframe_for_plt): New function.
565 * ehframe.h (class Fde): Update declarations. Move shndx_ and
566 input_offset_ fields into union u_, with new plt field.
567 (Fde::Fde): Adjust for new union field.
568 (Fde::Fde) [Output_data version]: New constructor.
569 (Fde::add_mapping): Only add merge mapping if there is an object.
570 (class Cie): Update declarations.
571 (class Eh_frame): Declare add_ehframe_for_plt.
572 * layout.cc (Layout::layout_eh_frame): Break out code into
573 make_eh_frame_section, and call it.
574 (Layout::make_eh_frame_section): New function.
575 (Layout::add_eh_frame_for_plt): New function.
576 * layout.h (class Layout): Update declarations.
577 * merge.cc (Merge_map::add_mapping): Add assertion.
578 * i386.cc: Include "dwarf.h".
579 (class Output_data_plt_i386): Make first_plt_entry,
580 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
581 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
582 and plt_eh_frame_fde.
583 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
584 boundary. Call add_eh_frame_for_plt if appropriate.
585 * x86_64.cc: Include "dwarf.h".
586 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
587 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
588 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
589 and plt_eh_frame_fde.
590 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
593 2011-06-29 Ian Lance Taylor <iant@google.com>
596 * object.cc (Sized_relobj_file::layout_section): Change shdr
597 parameter to be const.
598 (Sized_relobj_file::layout_eh_frame_section): New function, broken
600 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
601 appropriate. Call layout_eh_frame_section.
602 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
604 * object.h (class Sized_relobj_file): Update declarations.
606 2011-06-29 Ian Lance Taylor <iant@google.com>
609 * script.cc (Token::integer_value): Accept trailing M/m/K/k
611 (Lex::gather_token): Accept trailing M/m/K/k for integers.
613 2011-06-29 Ian Lance Taylor <iant@google.com>
616 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
618 * layout.cc (Layout::layout_eh_frame): Likewise.
620 2011-06-29 Ian Lance Taylor <iant@google.com>
623 * layout.cc (Layout::symtab_section_shndx): New function.
624 * layout.h (class Layout): Declare symtab_section_shndx.
625 * output.cc (Output_section::write_header): Call it.
627 2011-06-29 Ian Lance Taylor <iant@google.com>
630 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
631 symbols which are not used in a relocation.
633 2011-06-28 Ian Lance Taylor <iant@google.com>
636 * layout.cc (Layout::segment_precedes): Don't crash if a linker
637 script create indistinguishable segments.
638 (Layout::set_segment_offsets): Use stable_sort when sorting
639 segments. Pass this to Compare_segments constructor.
640 * layout.h (class Layout): Make segment_precedes non-static.
641 (class Compare_segments): Change from struct to class. Add
642 layout_ field. Add constructor.
644 (Script_sections::attach_sections_using_phdrs_clause): Rename
645 local orphan to is_orphan. Don't report failure to put empty
646 section in segment. On attachment failure, report name of
647 section, and attach to first PT_LOAD segment.
649 2011-06-28 Ian Lance Taylor <iant@google.com>
652 * target-select.cc (Target_selector::Target_selector): Add
653 emulation parameter. Change all callers.
654 (select_target_by_bfd_name): Rename from select_target_by_name.
656 (select_target_by_emulation): New function.
657 (supported_emulation_names): New function.
658 * target-select.h (class Target_selector): Add emulation_ field.
660 (Target_selector::recognize_by_bfd_name): Rename from
661 recognize_by_name. Change all callers.
662 (Target_selector::supported_bfd_names): Rename from
663 supported_names. Change all callers.
664 (Target_selector::recognize_by_emulation): New function.
665 (Target_selector::supported_emulations): New function.
666 (Target_selector::emulation): New function.
667 (Target_selector::do_recognize_by_bfd_name): Rename from
668 do_recognize_by_name. Change all callers.
669 (Target_selector::do_supported_bfd_names): Rename from
670 do_supported_names. Change all callers.
671 (Target_selector::do_recognize_by_emulation): New function.
672 (Target_selector::do_supported_emulations): New function.
673 (select_target_by_bfd_name): Change name in declaration.
674 (select_target_by_emulation): Declare.
675 (supported_emulation_names): Declare.
676 * parameters.cc (parameters_force_valid_target): Try to find
677 target based on emulation from -m option.
678 * options.h (class General_options): Change doc string for -m.
679 * options.cc (help): Print emulations.
680 (General_options::parse_V): Likewise.
681 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
682 Add emulation parameter. Change all callers.
684 2011-06-28 Ian Lance Taylor <iant@google.com>
686 * target.h (class Target): Add osabi_ field.
687 (Target::osabi): New function.
688 (Target::set_osabi): New function.
689 (Target::Target): Initialize osabi_.
690 (Target::do_adjust_elf_header): Make pure virtual.
691 (Sized_target::do_adjust_elf_header): Declare.
692 * target.cc (Sized_target::do_adjust_elf_header): New function.
693 (class Sized_target): Instantiate all versions.
694 * freebsd.h (class Target_freebsd): Remove.
695 (Target_selector_freebsd::do_recognize): Call set_osabi on
697 (Target_selector_freebsd::do_recognize_by_name): Likewise.
698 (Target_selector_freebsd::set_osabi): Remove.
699 * i386.cc (class Target_i386): Inherit from Sized_target rather
701 * x86_64.cc (class Target_x86_64): Likewise.
703 2011-06-28 Ian Lance Taylor <iant@google.com>
705 * target.h (Target::can_check_for_function_pointers): Rewrite.
707 (Target::can_icf_inline_merge_sections): Likewise.
708 (Target::section_may_have_icf_unsafe_poineters): Likewise.
709 (Target::Target_info): Add can_icf_inline_merge_sections field.
710 (Target::do_can_check_for_function_pointers): New virtual
712 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
713 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
714 from can_check_for_function_pointers, move in file.
715 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
716 section_may_have_icf_unsafe_poineters, move in file.
717 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
718 * i386.cc (Target_i386::do_can_check_for_function_pointers):
719 Rename from can_check_for_function_pointers, move in file.
720 (Target_i386::can_icf_inline_merge_sections): Remove.
721 (Target_i386::i386_info): Initialize
722 can_icf_inline_merge_sections.
723 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
724 Initialize can_icf_inline_merge_sections.
725 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
726 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
727 Rename from can_check_for_function_pointers, move in file.
728 (Target_x86_64::can_icf_inline_merge_sections): Remove.
729 (Target_x86_64::x86_64_info): Initialize
730 can_icf_inline_merge_sections.
731 * testsuite/testfile.cc (Target_test::test_target_info):
733 * icf.cc (get_section_contents): Correct formatting.
735 2011-06-27 Ian Lance Taylor <iant@google.com>
737 * symtab.cc (Symbol::versioned_name): New function.
738 (Symbol_table::add_to_final_symtab): Use versioned_name when
740 (Symbol_table::sized_write_symbol): Likewise.
741 * symtab.h (class Symbol): Declare versioned_name.
742 * stringpool.h (class Stringpool_template): Add variant of add
743 which takes a std::basic_string.
744 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
745 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
746 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
747 (ver_test_12.o): New target.
748 * testsuite/Makefile.in: Rebuild.
750 2011-06-27 Doug Kwan <dougkwan@google.com>
752 * arm.cc (Arm_relocate_functions::thm_jump8,
753 Arm_relocate_functions::thm_jump11): Use a wider signed
754 type to compute offset.
755 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
757 * testsuite/Makefile.in: Regenerate.
758 * testsuite/arm_branch_in_range.sh: Check test results of
759 arm_thm_jump11 and arm_thm_jump8.
760 * testsuite/arm_thm_jump11.s: New test source file.
761 * testsuite/arm_thm_jump11.t: New linker script.
762 * testsuite/arm_thm_jump8.s: New test source file.
763 * testsuite/arm_thm_jump8.t: New linker script.
765 2011-06-24 Ian Lance Taylor <iant@google.com>
767 * layout.cc: Include "object.h".
768 (ctors_sections_in_init_array): New static variable.
769 (Layout::is_ctors_in_init_array): New function.
770 (Layout::layout): Add entry to ctors_sections_in_init_array if
772 * layout.h (class Layout): Declare is_ctors_in_init_array.
773 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
774 is_ctors_reverse_view is set.
775 (Sized_relobj_file::write_sections): Add layout parameter. Change
776 all callers. Set is_ctors_reverse_view field of View_size.
777 (Sized_relobj_file::reverse_words): New function.
778 * object.h (Sized_relobj_file::View_size): Add
779 is_ctors_reverse_view field.
780 (class Sized_relobj_file): Update declarations.
781 * testsuite/initpri3.c: New test.
782 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
784 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
785 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
786 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
787 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
788 * testsuite/Makefile.in: Rebuild.
790 2011-06-24 Cary Coutant <ccoutant@google.com>
792 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
793 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
794 (debug_msg_cdebug.err): New targets.
795 * testsuite/Makefile.in: Regenerate.
796 * testsuite/debug_msg.sh: Check output of link with compressed debug.
797 Fix checks for link with shared library.
799 2011-06-24 Doug Kwan <dougkwan@google.com>
801 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
802 skip empty text sections.
803 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
805 2011-06-22 Ian Lance Taylor <iant@google.com>
808 * options.h (class General_options): Add --ctors-in-init-array.
809 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
810 friends as SHT_PROGBITS for merging sections.
811 (Layout::layout): Remove special handling of .init_array and
812 friends. Don't sort if doing relocatable link. Sort for .ctors
813 and .dtors if ctors_in_init_array.
814 (Layout::make_output_section): Force correct section types for
815 .init_array and friends. Don't sort if doing relocatable link,
816 Don't sort .ctors and .dtors if ctors_in_init_array.
817 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
818 (Layout::output_section_name): Add relobj parameter. Change all
819 callers. Handle .ctors. and .dtors. in code rather than table.
820 Handle .ctors and .dtors if ctors_in_init_array.
821 (Layout::match_file_name): New function, moved from output.cc.
822 * layout.h (class Layout): Update declarations.
823 * output.cc: Include "layout.h".
824 (Input_section_sort_entry::get_priority): New function.
825 (Input_section_sort_entry::match_file_name): Just call
826 Layout::match_file_name.
827 (Output_section::Input_section_sort_init_fini_compare::operator()):
828 Handle .ctors and .dtors. Sort by explicit priority rather than
830 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
831 * testsuite/initpri2.c: New test.
832 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
833 (check_PROGRAMS): Add initpri2.
834 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
835 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
836 * configure, testsuite/Makefile.in: Rebuild.
838 2011-06-19 Ian Lance Taylor <iant@google.com>
841 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
842 .interp section to a PT_INTERP segment even if we have seen a
843 --dynamic-linker option. Don't do it if we have seen a PHDRS
844 clause in a linker script.
845 (Layout::finalize): Don't create a .interp section if we've
846 already create a PT_INTERP segment.
847 (Layout::create_interp): Always call choose_output_section (revert
848 patch of 2011-06-17). Don't create PT_INTERP segment.
850 (Script_sections::create_note_and_tls_segments): Add a .interp
851 section to a PT_INTERP segment even if we have seen a
852 --dynamic-linker option.
854 2011-06-18 Ian Lance Taylor <iant@google.com>
856 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
857 merely because a non-PT_LOAD segment has a dynamic reloc.
859 2011-06-18 Ian Lance Taylor <iant@google.com>
861 * layout.cc (Layout::finish_dynamic_section): Don't create
862 DT_FLAGS entry if not needed.
864 2011-06-18 Ian Lance Taylor <iant@google.com>
867 * layout.cc (Layout::layout_eh_frame): Correct handling of
868 writable .eh_frame section.
870 2011-06-17 Ian Lance Taylor <iant@google.com>
873 * resolve.cc (Symbol_table::resolve): Don't give an error if a
874 symbol is redefined with the exact same object and value.
876 2011-06-17 Ian Lance Taylor <iant@google.com>
879 * layout.h (class Layout): Add interp_segment_ field.
880 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
881 (Layout::attach_allocated_section_to_segment): If making shared
882 library, put .interp section in PT_INTERP segment.
883 (Layout::finalize): Also call create_interp if -dynamic-linker
885 (Layout::create_interp): Assert that there is no PT_INTERP
886 segment. If not using a SECTIONS clause, use make_output_section.
887 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
889 (Script_sections::create_note_and_tls_segments): If making shared
890 library, put .interp section in PT_INTERP segment.
892 2011-06-17 Ian Lance Taylor <iant@google.com>
894 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
895 when making a shared library.
897 2011-06-17 Ian Lance Taylor <iant@google.com>
899 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
900 parameter. Change all callers. Don't issue warning about PC32
901 against locally defined symbol.
903 2011-06-16 Ian Lance Taylor <iant@google.com>
905 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
906 occurs in same object.
908 2011-06-14 Alan Modra <amodra@gmail.com>
910 * po/POTFILES.in: Regenerate.
912 2011-06-09 Ian Lance Taylor <iant@google.com>
915 (Orphan_output_section::set_section_addresses): For a relocatable
916 link set address to 0.
918 2011-06-09 Cary Coutant <ccoutant@google.com>
921 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
922 used with --compress-debug-sections.
923 * gold/object.cc (Sized_relobj_file::do_layout): Report
924 uncompressed size of compressed input sections.
926 2011-06-08 Cary Coutant <ccoutant@google.com>
929 * testsuite/two_file_test_2_v1.cc: Change initialization of
930 v2 to keep it in .data.
932 2011-06-07 Cary Coutant <ccoutant@google.com>
934 * common.cc (Symbol_table::do_allocate_commons_list): Call
936 * errors.cc (Errors::fatal): Adjust call to gold_exit.
937 (Errors::fallback): New function.
938 (gold_fallback): New function.
939 * errors.h (Errors::fallback): New function.
940 * gold.cc (gold_exit): Change status parameter to enum; adjust
942 (queue_initial_tasks): Call gold_fallback.
943 * gold.h: Include cstdlib.
944 (Exit_status): New enum type.
945 (gold_exit): Change status parameter to enum.
946 (gold_fallback): New function.
947 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
948 (Layout::create_symtab_sections): Likewise.
949 (Layout::create_shdrs): Likewise.
950 * main.cc (main): Adjust call to gold_exit.
951 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
952 (Output_data_got::add_got_entry_pair): Likewise.
953 (Output_section::add_input_section): Likewise.
954 (Output_section::add_output_section_data): Likewise.
955 (Output_segment::set_section_list_addresses): Likewise.
956 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
958 2011-06-07 Cary Coutant <ccoutant@google.com>
960 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
961 for incremental links.
962 * output.cc (Output_segment::set_section_list_addresses): Remove
963 FIXME and test for TLS or BSS.
965 2011-06-07 Cary Coutant <ccoutant@google.com>
967 * testsuite/Makefile.am: Add incremental_copy_test,
968 incremental_common_test_1.
969 * testsuite/Makefile.in: Regenerate.
970 * testsuite/common_test_1_v1.c: New source file.
971 * testsuite/common_test_1_v2.c: New source file.
972 * testsuite/copy_test_v1.cc: New source file.
974 2011-06-07 Cary Coutant <ccoutant@google.com>
976 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
977 update, allocate common from bss section's free list.
978 * incremental-dump.cc (dump_incremental_inputs): Print flag for
979 linker-defined symbols.
980 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
981 Skip GOT and PLT entries that are no longer referenced.
982 (Output_section_incremental_inputs::write_info_blocks): Mark
983 linker-defined symbols.
984 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
985 * output.cc (Output_section::allocate): New function.
986 * output.h (Output_section::allocate): New function.
987 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
988 linker-defined symbols.
989 (Symbol::override_base_with_special): Copy is_predefined_ flag.
990 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
991 (Symbol::init_base_output_data): Likewise.
992 (Symbol::init_base_output_segment): Likewise.
993 (Symbol::init_base_constant): Likewise.
994 (Sized_symbol::init_output_data): Likewise.
995 (Sized_symbol::init_output_segment): Likewise.
996 (Sized_symbol::init_constant): Likewise.
997 (Symbol_table::do_define_in_output_data): Likewise.
998 (Symbol_table::do_define_in_output_segment): Likewise.
999 (Symbol_table::do_define_as_constant): Likewise.
1000 * symtab.h (Symbol::is_predefined): New function.
1001 (Symbol::init_base_output_data): Add is_predefined parameter.
1002 (Symbol::init_base_output_segment): Likewise.
1003 (Symbol::init_base_constant): Likewise.
1004 (Symbol::is_predefined_): New data member.
1005 (Sized_symbol::init_output_data): Add is_predefined parameter.
1006 (Sized_symbol::init_output_segment): Likewise.
1007 (Sized_symbol::init_constant): Likewise.
1008 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1010 2011-06-07 Cary Coutant <ccoutant@google.com>
1012 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1013 instead of emit_copy_reloc.
1014 (Copy_relocs::emit_copy_reloc): Refactor.
1015 (Copy_relocs::make_copy_reloc): New function.
1016 (Copy_relocs::add_copy_reloc): Remove.
1017 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1019 (Copy_relocs::make_copy_reloc): New function.
1020 (Copy_relocs::add_copy_reloc): Remove.
1021 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1022 unchanged input files.
1023 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1024 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1025 Reserve BSS space for COPY relocations.
1026 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1027 (Output_section_incremental_inputs::write_info_blocks): Record
1028 whether a symbol is copied from a shared object.
1029 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1030 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1031 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1032 (Incremental_input_entry_reader::get_output_symbol_index): Add
1034 (Incremental_binary::emit_copy_relocs): New function.
1035 (Incremental_binary::do_emit_copy_relocs): New function.
1036 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1038 (Sized_incremental_binary::add_copy_reloc): New function.
1039 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1040 (Sized_incremental_binary::Copy_reloc): New struct.
1041 (Sized_incremental_binary::Copy_relocs): New typedef.
1042 (Sized_incremental_binary::copy_relocs_): New data member.
1043 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1044 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1045 * target.h (Sized_target::emit_copy_reloc): New function.
1046 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1048 2011-06-02 Cary Coutant <ccoutant@google.com>
1051 * gold/archive.cc (Archive::Archive): Initialize new data member.
1052 (Archive::include_all_members): Return if archive has already been
1054 * gold/archive.h (Archive::include_all_members_): New data member.
1056 2011-06-02 Nick Clifton <nickc@redhat.com>
1058 * dynobj.h: Fix spelling mistake in comment.
1059 * output.cc: Likewise.
1061 2011-05-31 Doug Kwan <dougkwan@google.com>
1065 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1066 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1067 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1068 redundant arm_exidx_test.so.
1069 * testsuite/Makefile.in: Regenerate.
1070 (check_SCRIPTS): Add pr12826.sh
1071 (check_DATA): Add pr12826.stdout
1072 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1073 * testsuite/pr12826.sh: New file.
1074 * testsuite/pr12826_1.s: Ditto.
1075 * testsuite/pr12826_1.s: Ditto.
1077 2011-05-30 Ian Lance Taylor <iant@google.com>
1079 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1082 2011-05-29 Ian Lance Taylor <iant@google.com>
1085 * testsuite/Makefile.am: Use different file name for two_file_test
1086 temporary file for each incremental test.
1087 * testsuite/Makefile.in: Rebuild.
1089 2011-05-29 Ian Lance Taylor <iant@google.com>
1091 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1092 binary input file is empty.
1094 2011-05-27 Ian Lance Taylor <iant@google.com>
1096 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1097 (ver_test_9.so): Likewise.
1098 * testsuite/Makefile.in: Rebuild.
1100 2011-05-26 Cary Coutant <ccoutant@google.com>
1102 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1103 * incremental.cc (Incremental_inputs::report_input_section): Fix
1104 comment, indentation.
1105 (Incremental_inputs::report_comdat_group): New function.
1106 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1107 of data for incremental input file entry.
1108 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1109 group count, COMDAT group signatures.
1110 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1111 an unchanged input file.
1112 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1113 Initialize new data member.
1114 (Incremental_object_entry::add_comdat_group): New function.
1115 (Incremental_object_entry::get_comdat_group_count): New function.
1116 (Incremental_object_entry::get_comdat_signature_key): New function.
1117 (Incremental_object_entry::groups_): New data member.
1118 (Incremental_inputs::report_comdat_group): New function.
1119 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1120 data for incremental input file entry.
1121 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1122 (Incremental_input_entry_reader::get_input_section): Adjust size of
1123 data for incremental input file entry.
1124 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1125 (Incremental_input_entry_reader::get_comdat_group_signature): New
1127 * object.cc (Sized_relobj::include_section_group): Report kept
1128 COMDAT groups for incremental links.
1130 2011-05-24 David Meyer <pdox@google.com>
1132 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1133 with name parameter. Add found_name parameter.
1134 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1135 * dirsearch.h (class Dirsearch): Update declaration.
1137 2011-05-24 Ian Lance Taylor <iant@google.com>
1139 * archive.cc (Library_base::should_include_member): Pull in object
1140 from archive if it defines the entry symbol.
1141 * parameters.cc (Parameters::entry): New function.
1142 * parameters.h (class Parameters): Declare entry.
1143 * output.h (class Output_file_header): Remove entry_ field.
1144 * output.cc (Output_file_header::Output_file_header): Remove entry
1145 parameter. Change all callers.
1146 (Output_file_header::entry): Use parameters->entry.
1147 * gold.cc (queue_middle_tasks): Likewise.
1148 * plugin.cc (Plugin_hook::run): Likewise.
1150 2011-05-24 Cary Coutant <ccoutant@google.com>
1152 * gold.cc (queue_initial_tasks): Pass incremental base filename
1153 to Output_file::open_base_file; don't print error message.
1154 * incremental-dump.cc (main): Adjust call to
1155 Output_file::open_for_modification.
1156 * incremental-dump.cc (main): Likewise.
1157 * incremental.cc (Incremental_inputs::report_command_line):
1158 Ignore --incremental-base option when comparing command lines.
1159 Ignore parameter when given as separate argument.
1160 * options.h (class General_options): Add --incremental-base.
1161 * output.cc (Output_file::Output_file):
1162 (Output_file::open_base_file): Add base_name and writable parameters;
1163 read base file into new file; print error message here.
1164 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1166 * output.h (Output_file::open_for_modification): Rename to...
1167 (Output_file::open_base_file): ...this; add base_name and
1168 writable parameters; adjust all callers.
1169 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1171 * testsuite/Makefile.am (incremental_test_4): Test
1173 * testsuite/Makefile.in: Regenerate.
1175 2011-05-24 Cary Coutant <ccoutant@google.com>
1177 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1179 * testsuite/Makefile.in: Regenerate.
1180 * testsuite/two_file_test_1_v1.cc: New test source file.
1181 * testsuite/two_file_test_1b_v1.cc: New test source file.
1182 * testsuite/two_file_test_2_v1.cc: New test source file.
1184 2011-05-24 Cary Coutant <ccoutant@google.com>
1186 * dynobj.h (Dynobj::do_dynobj): New function.
1187 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1188 flag and soname for shared objects.
1189 * incremental.cc (Incremental_inputs::report_object): Make
1190 either Incremental_object_entry or Incremental_dynobj_entry; add
1191 soname to string table.
1192 (Incremental_inputs::report_input_section): Add assertion.
1193 (Output_section_incremental_inputs::set_final_data_size): Adjust
1194 type of input file entry for shared libraries; adjust size of
1195 shared library info entry.
1196 (Output_section_incremental_inputs::write_input_files): Write
1197 as_needed flag for shared libraries.
1198 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1199 of input file entry for shared libraries; write soname.
1200 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1201 soname from incremental info.
1202 * incremental.h (enum Incremental_input_flags): Add
1203 INCREMENTAL_INPUT_AS_NEEDED.
1204 (Incremental_input_entry::Incremental_input_entry): Initialize new
1206 (Incremental_input_entry::set_as_needed): New function.
1207 (Incremental_input_entry::as_needed): New function.
1208 (Incremental_input_entry::do_dynobj_entry): New function.
1209 (Incremental_input_entry::as_needed_): New data member.
1210 (Incremental_object_entry::Incremental_object_entry): Don't check
1212 (Incremental_object_entry::do_type): Likewise.
1213 (class Incremental_dynobj_entry): New class.
1214 (Incremental_input_entry_reader::as_needed): New function.
1215 (Incremental_input_entry_reader::get_soname): New function.
1216 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1217 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1218 size of shared library info entry.
1219 * layout.cc (Layout::finish_dynamic_section): Don't test for
1220 incremental link when adding DT_NEEDED entries.
1221 * object.h (Object::Object): Initialize new data member.
1222 (Object::dynobj): New function.
1223 (Object::set_as_needed): New function.
1224 (Object::as_needed): New function.
1225 (Object::do_dynobj): New function.
1226 (Object::as_needed_): New data member.
1228 2011-05-24 Cary Coutant <ccoutant@google.com>
1230 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1231 info; adjust display of GOT entries.
1232 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1233 vector of input objects; remove file_status_.
1234 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1235 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1236 got_plt reader; call target hooks to reserve GOT entries.
1237 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1238 of input file info header and GOT info entry.
1239 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1241 (Got_plt_view_info::got_descriptor): Remove.
1242 (Got_plt_view_info::sym_index): New data member.
1243 (Got_plt_view_info::input_index): New data member.
1244 (Local_got_offset_visitor::visit): Write input file index.
1245 (Global_got_offset_visitor::visit): Write 0 for input file index.
1246 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1247 with sym_index and input_index.
1248 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1249 incremental info GOT entry; replace got_descriptor with input_index.
1250 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1251 map from input file index to object.
1252 (Sized_relobj_incr::do_layout): Replace direct data member reference
1253 with accessor function.
1254 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1255 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1256 Adjust size of input file info header.
1257 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1258 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1259 (Incremental_input_entry_reader::get_input_section): Adjust size of
1260 input file info header.
1261 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1262 of incremental info GOT entry.
1263 (Incremental_got_plt_reader::get_got_desc): Remove.
1264 (Incremental_got_plt_reader::get_got_symndx): New function.
1265 (Incremental_got_plt_reader::get_got_input_index): New function.
1266 (Sized_incremental_binary::Sized_incremental_binary): Remove
1267 file_status_; add input_objects_.
1268 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1269 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1270 (Sized_incremental_binary::file_is_unchanged): Remove.
1271 (Sized_incremental_binary::set_input_object): New function.
1272 (Sized_incremental_binary::input_object): New function.
1273 (Sized_incremental_binary::file_status_): Remove.
1274 (Sized_incremental_binary::input_objects_): New data member.
1275 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1277 (Sized_relobj_incr::invalid_address): Move to base class.
1278 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1280 (Sized_relobj_incr::do_output_section_offset): Likewise.
1281 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1282 (Sized_relobj_incr::section_offsets_): Likewise.
1283 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1285 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1286 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1287 with accessor function.
1288 (Sized_relobj_file::do_layout): Likewise.
1289 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1290 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1291 (Sized_relobj_file::compute_final_local_value): Replace refs to
1292 section_offsets_ with accessor function.
1293 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1294 * object.h (Relobj::Relobj): Initialize new data members.
1295 (Relobj::add_dyn_reloc): New function.
1296 (Relobj::first_dyn_reloc): New function.
1297 (Relobj::dyn_reloc_count): New function.
1298 (Relobj::first_dyn_reloc_): New data member.
1299 (Relobj::dyn_reloc_count_): New data member.
1300 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1302 (Sized_relobj::Address): New typedef.
1303 (Sized_relobj::invalid_address): Move here from child class.
1304 (Sized_relobj::Sized_relobj): Initialize new data members.
1305 (Sized_relobj::sized_relobj): New function.
1306 (Sized_relobj::is_output_section_offset_invalid): Move here from
1308 (Sized_relobj::get_output_section_offset): Likewise.
1309 (Sized_relobj::local_has_got_offset): Likewise.
1310 (Sized_relobj::local_got_offset): Likewise.
1311 (Sized_relobj::set_local_got_offset): Likewise.
1312 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1313 (Sized_relobj::clear_got_offsets): New function.
1314 (Sized_relobj::section_offsets): Move here from child class.
1315 (Sized_relobj::do_output_section_offset): Likewise.
1316 (Sized_relobj::do_set_section_offset): Likewise.
1317 (Sized_relobj::Local_got_offsets): Likewise.
1318 (Sized_relobj::local_got_offsets_): Likewise.
1319 (Sized_relobj::section_offsets_): Likewise.
1320 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1322 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1324 (Sized_relobj_file::sized_relobj): New function
1325 (Sized_relobj_file::local_has_got_offset): Move to base class.
1326 (Sized_relobj_file::local_got_offset): Likewise.
1327 (Sized_relobj_file::set_local_got_offset): Likewise.
1328 (Sized_relobj_file::get_output_section_offset): Likewise.
1329 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1330 (Sized_relobj_file::do_output_section_offset): Likewise.
1331 (Sized_relobj_file::do_set_section_offset): Likewise.
1332 (Sized_relobj_file::Local_got_offsets): Likewise.
1333 (Sized_relobj_file::local_got_offsets_): Likewise.
1334 (Sized_relobj_file::section_offsets_): Likewise.
1335 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1337 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1338 (Output_reloc::get_symbol_index): Likewise.
1339 (Output_reloc::local_section_offset): Likewise.
1340 (Output_reloc::get_address): Likewise.
1341 (Output_reloc::symbol_value): Likewise.
1342 (Output_data_got::reserve_slot): Move to class definition.
1343 (Output_data_got::reserve_local): New function.
1344 (Output_data_got::reserve_slot_for_global): Remove.
1345 (Output_data_got::reserve_global): New function.
1346 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1347 (all constructors, two instantiations).
1348 (Output_reloc::get_relobj): New function (two instantiations).
1349 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1350 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1351 (Output_data_reloc::add_global): Adjust type of relobj.
1352 (Output_data_reloc::add_global_relative): Likewise.
1353 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1354 (Output_data_reloc::add_local): Likewise.
1355 (Output_data_reloc::add_local_relative): Likewise.
1356 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1357 (Output_data_reloc::add_local_section): Likewise.
1358 (Output_data_reloc::add_output_section): Likewise.
1359 (Output_data_reloc::add_absolute): Likewise.
1360 (Output_data_reloc::add_target_specific): Likewise.
1361 (Output_data_got::reserve_slot): Move definition here.
1362 (Output_data_got::reserve_local): New function.
1363 (Output_data_got::reserve_global): New function.
1364 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1365 section_offsets_ with accessor function.
1366 (Sized_relobj_file::write_sections): Likewise.
1367 (Sized_relobj_file::do_relocate_sections): Likewise.
1368 * target.h (Sized_target::reserve_local_got_entry): New function.
1369 (Sized_target::reserve_global_got_entry): New function.
1370 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1371 (Target_x86_64::reserve_global_got_entry): New function.
1372 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1374 2011-05-23 Cary Coutant <ccoutant@google.com>
1376 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1377 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1378 bit when checking got_type.
1379 * incremental.cc (Sized_incremental_binary::setup_readers):
1380 Store symbol table and string table locations; initialize bit vector
1381 of file status flags.
1382 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1384 (Sized_incremental_binary::do_process_got_plt): New function.
1385 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1386 (Output_section_incremental_inputs::set_final_data_size): Record
1387 file index for each input file.
1388 (Output_section_incremental_inputs::write_got_plt): Store file index
1389 instead of input entry offset for each GOT entry.
1391 (Incremental_input_entry::Incremental_input_entry): Initialize new
1393 (Incremental_input_entry::set_offset): Store file index.
1394 (Incremental_input_entry::get_file_index): New function.
1395 (Incremental_input_entry::file_index_): New data member.
1396 (Incremental_binary::process_got_plt): New function.
1397 (Incremental_binary::do_process_got_plt): New function.
1398 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1400 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1401 (Sized_incremental_binary::set_file_is_unchanged): New function.
1402 (Sized_incremental_binary::file_is_unchanged): New function.
1403 (Sized_incremental_binary::do_process_got_plt): New function.
1404 (Sized_incremental_binary::file_status_): New data member.
1405 (Sized_incremental_binary::main_symtab_loc_): New data member.
1406 (Sized_incremental_binary::main_strtab_loc_): New data member.
1407 * output.cc (Output_data_got::Got_entry::write): Add case
1409 (Output_data_got::add_global): Call add_got_entry.
1410 (Output_data_got::add_global_plt): Likewise.
1411 (Output_data_got::add_global_with_rel): Likewise.
1412 (Output_data_got::add_global_with_rela): Likewise.
1413 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1414 (Output_data_got::add_global_pair_with_rela): Likewise.
1415 (Output_data_got::add_local): Call add_got_entry.
1416 (Output_data_got::add_local_plt): Likewise.
1417 (Output_data_got::add_local_with_rel): Likewise.
1418 (Output_data_got::add_local_with_rela): Likewise.
1419 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1420 (Output_data_got::add_local_pair_with_rela): Likewise.
1421 (Output_data_got::reserve_slot): New function.
1422 (Output_data_got::reserve_slot_for_global): New function.
1423 (Output_data_got::add_got_entry): New function.
1424 (Output_data_got::add_got_entry_pair): New function.
1425 (Output_section::add_output_section_data): Edit FIXME.
1427 (Output_section_data_build::Output_section_data_build): New
1428 constructor with size parameter.
1429 (Output_data_space::Output_data_space): Likewise.
1430 (Output_data_got::Output_data_got): Initialize new data member; new
1431 constructor with size parameter.
1432 (Output_data_got::add_constant): Call add_got_entry.
1433 (Output_data_got::reserve_slot): New function.
1434 (Output_data_got::reserve_slot_for_global): New function.
1435 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1436 (Output_data_got::add_got_entry): New function.
1437 (Output_data_got::add_got_entry_pair): New function.
1438 (Output_data_got::free_list_): New data member.
1439 * target.h (Sized_target::init_got_plt_for_update): New function.
1440 (Sized_target::register_global_plt_entry): New function.
1441 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1442 Initialize new data member; call init; add constructor with PLT count.
1443 (Output_data_plt_x86_64::init): New function.
1444 (Output_data_plt_x86_64::add_relocation): New function.
1445 (Output_data_plt_x86_64::reserve_slot): New function.
1446 (Output_data_plt_x86_64::free_list_): New data member.
1447 (Target_x86_64::init_got_plt_for_update): New function.
1448 (Target_x86_64::register_global_plt_entry): New function.
1449 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1450 incremental updates.
1451 (Output_data_plt_x86_64::add_relocation): New function.
1452 * testsuite/object_unittest.cc (Object_test): Set default options.
1454 2011-05-16 Ian Lance Taylor <iant@google.com>
1456 * options.h (class General_options): Make -i a synonym for -r.
1458 2011-05-16 Ian Lance Taylor <iant@google.com>
1460 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1462 2011-05-10 Cary Coutant <ccoutant@google.com>
1464 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1467 2011-05-06 Ian Lance Taylor <iant@google.com>
1469 * layout.cc (Layout::layout): If the output section flags change,
1470 update the ordering.
1472 2011-04-25 Cary Coutant <ccoutant@google.com>
1474 * incremental-dump.cc (dump_incremental_inputs): Print local
1475 symbol info for each input file.
1477 (Output_section_incremental_inputs::set_final_data_size): Add local
1478 symbol info to input file entries in incremental info.
1479 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1480 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1481 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1482 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1484 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1485 (Sized_incr_relobj::do_relocate): Write the local symbols.
1486 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1487 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1488 Adjust size of input file header.
1489 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1490 (Incremental_inputs_reader::get_local_symbol_count): New function.
1491 (Incremental_inputs_reader::get_input_section): Adjust size of input
1493 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1494 (Sized_incr_relobj::This): New typedef.
1495 (Sized_incr_relobj::sym_size): New const data member.
1496 (Sized_incr_relobj::Local_symbol): New struct.
1497 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1498 (Sized_incr_relobj::do_local_symbol_offset): New function.
1499 (Sized_incr_relobj::local_symbol_count_): New data member.
1500 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1501 (Sized_incr_relobj::local_symbol_index_): New data member.
1502 (Sized_incr_relobj::local_symbol_offset_): New data member.
1503 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1504 (Sized_incr_relobj::local_symbols_): New data member.
1505 * object.h (Relobj::output_local_symbol_count): New function.
1506 (Relobj::local_symbol_offset): New function.
1507 (Relobj::do_output_local_symbol_count): New function.
1508 (Relobj::do_local_symbol_offset): New function.
1509 (Sized_relobj::do_output_local_symbol_count): New function.
1510 (Sized_relobj::do_local_symbol_offset): New function.
1512 2011-04-22 Vladimir Simonov <sv@sw.ru>
1514 * descriptors.cc (set_close_on_exec): New function.
1515 (Descriptors::open): Use set_close_on_exec.
1516 * output.cc (S_ISLNK): Define if not defined.
1518 2011-04-22 Cary Coutant <ccoutant@google.com>
1520 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1522 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1523 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1524 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1526 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1527 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1528 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1530 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1532 (Incremental_binary::apply_incremental_relocs): New function.
1533 (Incremental_binary::do_apply_incremental_relocs): New function.
1534 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1536 (Sized_incremental_binary::add_global_symbol): New function.
1537 (Sized_incremental_binary::global_symbol): New function.
1538 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1539 (Sized_incremental_binary::symbol_map_): New data member.
1540 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1541 * target.h (Sized_target::apply_relocation): New function.
1542 * target-reloc.h (apply_relocation): New function.
1543 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1545 2011-04-22 Doug Kwan <dougkwan@google.com>
1547 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1548 flag of a SHT_ARM_EXIDX section.
1549 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1550 * testsuite/Makefile.in: Regenerate.
1551 * testsuite/arm_exidx_test.s: New file.
1552 * testsuite/arm_exidx_test.sh: Same.
1554 2011-04-20 Cary Coutant <ccoutant@google.com>
1557 * archive.h (Incremental_archive_entry::Archive_member):
1558 Initialize arg_serial_ (second constructor).
1560 2011-04-17 Ian Lance Taylor <iant@google.com>
1562 * object.cc (Relocate_info::location): Simplify location string.
1563 * errors.cc (Errors::error_at_location): Don't print program
1565 (Errors::warning_at_location): Likewise.
1566 (Errors::undefined_symbol): Likewise.
1567 * testsuite/debug_msg.sh: Update accordingly.
1569 2011-04-14 Cary Coutant <ccoutant@google.com>
1571 * gold/layout.cc (Layout::symtab_section_offset): New function.
1572 * gold/layout.h (Layout::symtab_section_offset): New function.
1573 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1575 2011-04-12 Ian Lance Taylor <iant@google.com>
1577 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1578 with MREMAP_MAYMOVE.
1579 * output.h (class Output_file): Add map_is_allocated_ field.
1580 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1581 not available, provide stubs. If mremap is not available, #define
1583 (MREMAP_MAYMOVE): Define if not defined.
1584 (Output_file::Output_file): Initialize map_is_allocated_.
1585 (Output_file::resize): Check map_is_allocated_.
1586 (Output_file::map_anonymous): If mmap fails, use malloc.
1587 (Output_file::unmap): Don't do anything for an anonymous map.
1588 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1589 is not available, provide stubs.
1590 (File_read::View::~View): Use free rather than delete[].
1591 (File_read::make_view): Use malloc rather than new[]. If mmap
1593 (File_read::find_or_make_view): Use malloc rather than new[].
1594 * gold.h: Remove HAVE_REMAP code.
1595 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1596 exists. Rename mremap to gold_mremap. If mmap is not available
1598 * configure, config.in: Rebuild.
1600 2011-04-11 Ian Lance Taylor <iant@google.com>
1602 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1603 initialize local variable v.
1605 2011-04-11 Cary Coutant <ccoutant@google.com>
1607 * archive.cc (Archive::include_member): Adjust call to
1609 (Add_archive_symbols::run): Track argument serial numbers.
1610 (Lib_group::include_member): Likewise.
1611 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1612 * archive.h (Incremental_archive_entry::Archive_member):
1613 Initialize arg_serial_.
1614 (Archive_member::arg_serial_): New data member.
1615 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1616 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1618 (Sized_dynobj::do_for_all_local_got_entries): New function.
1619 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1621 * fileread.cc (get_mtime): New function.
1622 * fileread.h (get_mtime): New function.
1623 * gold.cc (queue_initial_tasks): Check for incremental update.
1624 (process_incremental_input): New function.
1625 (queue_middle_tasks): Don't force valid target for incremental
1627 * incremental-dump.cc (find_input_containing_global): Adjust
1628 size of symbol info entry.
1629 (dump_incremental_inputs): Dump argument serial number and
1630 in_system_directory flag; bias shndx by 1; print symbol names
1631 when dumping per-file symbol lists; use new symbol info readers.
1633 (Output_section_incremental_inputs:update_data_size): New function.
1634 (Sized_incremental_binary::setup_readers): Setup input readers
1635 for each input file; build maps for files added from libraries
1637 (Sized_incremental_binary::check_input_args): New function.
1638 (Sized_incremental_binary::do_check_inputs): Build map of argument
1639 serial numbers to input arguments.
1640 (Sized_incremental_binary::do_file_has_changed): Rename
1641 do_file_is_unchanged to this; compare file modification times.
1642 (Sized_incremental_binary::do_init_layout): New function.
1643 (Sized_incremental_binary::do_reserve_layout): New function.
1644 (Sized_incremental_binary::do_get_input_reader): Remove.
1645 (Sized_incremental_binary::get_symtab_view): New function.
1646 (Incremental_checker::can_incrementally_link_output_file): Remove.
1647 (Incremental_inputs::report_command_line): Exclude --debug options.
1648 (Incremental_inputs::report_archive_begin): Add parameter; track
1649 argument serial numbers; don't put input file entry for archive
1650 before archive members.
1651 (Incremental_inputs::report_archive_end): Put input file entry
1652 for archive after archive members.
1653 (Incremental_inputs::report_object): Add parameter; track argument
1654 serial numbers and in_system_directory flag.
1655 (Incremental_inputs::report_script): Add parameter; track argument
1657 (Output_section_incremental_inputs::set_final_data_size): Adjust
1658 size of symbol info entry; check for forwarding symbols.
1659 (Output_section_incremental_inputs::write_input_files): Write
1660 in_system_directory flag and argument serial number.
1661 (Output_section_incremental_inputs::write_info_blocks): Map section
1662 indices between incremental info and original input file; store
1663 input section index for each symbol.
1664 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1665 change operator() to visit().
1666 (class Global_got_offset_visitor): Likewise.
1667 (class Global_symbol_visitor_got_plt):
1668 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1670 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1671 (Sized_incr_relobj::do_read_symbols): New function.
1672 (Sized_incr_relobj::do_layout): New function.
1673 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1674 (Sized_incr_relobj::do_add_symbols): New function.
1675 (Sized_incr_relobj::do_should_include_member): New function.
1676 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1677 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1678 (Sized_incr_relobj::do_section_size): New function.
1679 (Sized_incr_relobj::do_section_name): New function.
1680 (Sized_incr_relobj::do_section_contents): New function.
1681 (Sized_incr_relobj::do_section_flags): New function.
1682 (Sized_incr_relobj::do_section_entsize): New function.
1683 (Sized_incr_relobj::do_section_address): New function.
1684 (Sized_incr_relobj::do_section_type): New function.
1685 (Sized_incr_relobj::do_section_link): New function.
1686 (Sized_incr_relobj::do_section_info): New function.
1687 (Sized_incr_relobj::do_section_addralign): New function.
1688 (Sized_incr_relobj::do_initialize_xindex): New function.
1689 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1690 (Sized_incr_relobj::do_read_relocs): New function.
1691 (Sized_incr_relobj::do_gc_process_relocs): New function.
1692 (Sized_incr_relobj::do_scan_relocs): New function.
1693 (Sized_incr_relobj::do_count_local_symbols): New function.
1694 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1695 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1696 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1697 (Sized_incr_relobj::do_relocate): New function.
1698 (Sized_incr_relobj::do_set_section_offset): New function.
1699 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1700 (Sized_incr_dynobj::do_read_symbols): New function.
1701 (Sized_incr_dynobj::do_layout): New function.
1702 (Sized_incr_dynobj::do_add_symbols): New function.
1703 (Sized_incr_dynobj::do_should_include_member): New function.
1704 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1705 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1706 (Sized_incr_dynobj::do_section_size): New function.
1707 (Sized_incr_dynobj::do_section_name): New function.
1708 (Sized_incr_dynobj::do_section_contents): New function.
1709 (Sized_incr_dynobj::do_section_flags): New function.
1710 (Sized_incr_dynobj::do_section_entsize): New function.
1711 (Sized_incr_dynobj::do_section_address): New function.
1712 (Sized_incr_dynobj::do_section_type): New function.
1713 (Sized_incr_dynobj::do_section_link): New function.
1714 (Sized_incr_dynobj::do_section_info): New function.
1715 (Sized_incr_dynobj::do_section_addralign): New function.
1716 (Sized_incr_dynobj::do_initialize_xindex): New function.
1717 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1718 (make_sized_incremental_object): New function.
1719 (Incremental_library::copy_unused_symbols): New function.
1720 (Incremental_library::do_for_all_unused_symbols): New function.
1721 * incremental.h (enum Incremental_input_flags): New type.
1722 (class Incremental_checker): Remove.
1723 (Incremental_input_entry::Incremental_input_entry): Add argument
1725 (Incremental_input_entry::arg_serial): New function.
1726 (Incremental_input_entry::set_is_in_system_directory): New function.
1727 (Incremental_input_entry::is_in_system_directory): New function.
1728 (Incremental_input_entry::arg_serial_): New data member.
1729 (Incremental_input_entry::is_in_system_directory_): New data member.
1730 (class Script_info): Move here from script.h.
1731 (Script_info::Script_info): Add filename parameter.
1732 (Script_info::filename): New function.
1733 (Script_info::filename_): New data member.
1734 (Incremental_script_entry::Incremental_script_entry): Add argument
1736 (Incremental_object_entry::Incremental_object_entry): Likewise.
1737 (Incremental_object_entry::add_input_section): Build list of input
1738 sections with map to original shndx.
1739 (Incremental_object_entry::get_input_section_index): New function.
1740 (Incremental_object_entry::shndx_): New data member.
1741 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1742 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1743 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1745 (Incremental_inputs::report_archive_begin): Likewise.
1746 (Incremental_inputs::report_object): Likewise.
1747 (Incremental_inputs::report_script): Likewise.
1748 (class Incremental_global_symbol_reader): New class.
1749 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1750 and store flags and input file type.
1751 (Incremental_input_entry_reader::arg_serial): New function.
1752 (Incremental_input_entry_reader::type): Extract type from flags.
1753 (Incremental_input_entry_reader::is_in_system_directory): New function.
1754 (Incremental_input_entry_reader::get_input_section_count): Call
1755 accessor function for type.
1756 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1757 function for type; adjust size of global symbol entry.
1758 (Incremental_input_entry_reader::get_global_symbol_count): Call
1759 accessor function for type.
1760 (Incremental_input_entry_reader::get_object_count): Likewise.
1761 (Incremental_input_entry_reader::get_object_offset): Likewise.
1762 (Incremental_input_entry_reader::get_member_count): Likewise.
1763 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1764 (Incremental_input_entry_reader::get_member_offset): Likewise.
1765 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1766 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1767 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1768 (Incremental_input_entry_reader::get_global_symbol_reader): New
1770 (Incremental_input_entry_reader::get_output_symbol_index): New
1772 (Incremental_input_entry_reader::type_): Remove.
1773 (Incremental_input_entry_reader::flags_): New data member.
1774 (Incremental_inputs_reader::input_file_offset): New function.
1775 (Incremental_inputs_reader::input_file_index): New function.
1776 (Incremental_inputs_reader::input_file): Call input_file_offset.
1777 (Incremental_inputs_reader::input_file_at_offset): New function.
1778 (Incremental_relocs_reader::get_r_type): Reformat.
1779 (Incremental_relocs_reader::get_r_shndx): Reformat.
1780 (Incremental_relocs_reader::get_r_offset): Reformat.
1781 (Incremental_relocs_reader::data): New function.
1782 (Incremental_binary::Incremental_binary): Initialize new data members.
1783 (Incremental_binary::check_inputs): Add cmdline parameter.
1784 (Incremental_binary::file_is_unchanged): Remove.
1785 (Input_reader::arg_serial): New function.
1786 (Input_reader::get_unused_symbol_count): New function.
1787 (Input_reader::get_unused_symbol): New function.
1788 (Input_reader::do_arg_serial): New function.
1789 (Input_reader::do_get_unused_symbol_count): New function.
1790 (Input_reader::do_get_unused_symbol): New function.
1791 (Incremental_binary::input_file_count): New function.
1792 (Incremental_binary::get_input_reader): Change signature to use
1793 index instead of filename.
1794 (Incremental_binary::file_has_changed): New function.
1795 (Incremental_binary::get_input_argument): New function.
1796 (Incremental_binary::get_library): New function.
1797 (Incremental_binary::get_script_info): New function.
1798 (Incremental_binary::init_layout): New function.
1799 (Incremental_binary::reserve_layout): New function.
1800 (Incremental_binary::output_file): New function.
1801 (Incremental_binary::do_check_inputs): New function.
1802 (Incremental_binary::do_file_is_unchanged): Remove.
1803 (Incremental_binary::do_file_has_changed): New function.
1804 (Incremental_binary::do_init_layout): New function.
1805 (Incremental_binary::do_reserve_layout): New function.
1806 (Incremental_binary::do_input_file_count): New function.
1807 (Incremental_binary::do_get_input_reader): Change signature.
1808 (Incremental_binary::input_args_map_): New data member.
1809 (Incremental_binary::library_map_): New data member.
1810 (Incremental_binary::script_map_): New data member.
1811 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1813 (Sized_incremental_binary::output_section): New function.
1814 (Sized_incremental_binary::inputs_reader): Add const.
1815 (Sized_incremental_binary::symtab_reader): Add const.
1816 (Sized_incremental_binary::relocs_reader): Add const.
1817 (Sized_incremental_binary::got_plt_reader): Add const.
1818 (Sized_incremental_binary::get_symtab_view): New function.
1819 (Sized_incremental_binary::Inputs_reader): New typedef.
1820 (Sized_incremental_binary::Input_entry_reader): New typedef.
1821 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1822 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1823 (Sized_incremental_binary::do_file_has_changed): New function.
1824 (Sized_incremental_binary::do_init_layout): New function.
1825 (Sized_incremental_binary::do_reserve_layout): New function.
1826 (Sized_input_reader::Inputs_reader): Remove.
1827 (Sized_input_reader::Input_entry_reader): Remove.
1828 (Sized_input_reader::do_arg_serial): New function.
1829 (Sized_input_reader::do_get_unused_symbol_count): New function.
1830 (Sized_input_reader::do_get_unused_symbol): New function.
1831 (Sized_incremental_binary::do_input_file_count): New function.
1832 (Sized_incremental_binary::do_get_input_reader): Change signature;
1833 use index instead of filename.
1834 (Sized_incremental_binary::section_map_): New data member.
1835 (Sized_incremental_binary::input_entry_readers_): New data member.
1836 (class Sized_incr_relobj): New class.
1837 (class Sized_incr_dynobj): New class.
1838 (make_sized_incremental_object): New function.
1839 (class Incremental_library): New class.
1840 * layout.cc (Free_list::num_lists): New static data member.
1841 (Free_list::num_nodes): New static data member.
1842 (Free_list::num_removes): New static data member.
1843 (Free_list::num_remove_visits): New static data member.
1844 (Free_list::num_allocates): New static data member.
1845 (Free_list::num_allocate_visits): New static data member.
1846 (Free_list::init): New function.
1847 (Free_list::remove): New function.
1848 (Free_list::allocate): New function.
1849 (Free_list::dump): New function.
1850 (Free_list::print_stats): New function.
1851 (Layout_task_runner::run): Resize output file for incremental updates.
1852 (Layout::Layout): Initialize new data members.
1853 (Layout::set_incremental_base): New function.
1854 (Layout::init_fixed_output_section): New function.
1855 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1856 incremental updates.
1857 (Layout::create_gold_note): Do not create gold note section for
1858 incremental updates.
1859 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1860 for incremental updates.
1861 (Layout::set_section_offsets): For incremental updates, allocate space
1863 (Layout::create_symtab_sections): Layout with offsets relative to
1864 start of section; for incremental updates, allocate space from free
1866 (Layout::create_shdrs): For incremental updates, allocate space from
1868 (Layout::finish_dynamic_section): For incremental updates, do not
1869 check --as-needed (fixed in subsequent patch).
1870 * layout.h (class Free_list): New class.
1871 (Layout::set_incremental_base): New function.
1872 (Layout::incremental_base): New function.
1873 (Layout::init_fixed_output_section): New function.
1874 (Layout::allocate): New function.
1875 (Layout::incremental_base_): New data member.
1876 (Layout::free_list_): New data member.
1877 * main.cc (main): Print Free_list statistics.
1878 * object.cc (Relobj::finalize_incremental_relocs): Add
1879 clear_counts parameter; clear counts only when clear_counts is set.
1880 (Sized_relobj::Sized_relobj): Initialize new base class.
1881 (Sized_relobj::do_layout): Don't report special sections.
1882 (Sized_relobj::do_for_all_local_got_entries): New function.
1883 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1884 symtab_off to all symbol table offsets.
1885 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1886 * object.h (class Got_offset_list): Move to top of file.
1887 (Object::Object): Allow case where input_file == NULL.
1888 (Object::~Object): Likewise.
1889 (Object::input_file): Assert that input_file != NULL.
1890 (Object::lock): Allow case where input_file == NULL.
1891 (Object::unlock): Likewise.
1892 (Object::is_locked): Likewise.
1893 (Object::token): Likewise.
1894 (Object::release): Likewise.
1895 (Object::is_incremental): New function.
1896 (Object::get_mtime): New function.
1897 (Object::for_all_local_got_entries): New function.
1898 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1899 (Object::set_is_in_system_directory): New function.
1900 (Object::is_in_system_directory): New function.
1901 (Object::do_is_incremental): New function.
1902 (Object::do_get_mtime): New function.
1903 (Object::do_for_all_local_got_entries): New function.
1904 (Object::is_in_system_directory_): New data member.
1905 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1906 (class Sized_relobj_base): New class.
1907 (class Sized_relobj): Derive from Sized_relobj_base.
1908 (class Sized_relobj::Symbols): Redeclare from base class.
1909 (class Sized_relobj::local_got_offset_list): Remove.
1910 (class Sized_relobj::Output_sections): Redeclare from base class.
1911 (class Sized_relobj::do_for_all_local_got_entries): New function.
1912 (class Sized_relobj::write_local_symbols): Add offset parameter.
1913 (class Sized_relobj::local_symbol_offset_): Update comment.
1914 (class Sized_relobj::local_dynsym_offset_): Update comment.
1915 * options.cc (Input_arguments::add_file): Remove const.
1916 * options.h (Input_file_argument::Input_file_argument):
1917 Initialize arg_serial_ (all constructors).
1918 (Input_file_argument::set_arg_serial): New function.
1919 (Input_file_argument::arg_serial): New function.
1920 (Input_file_argument::arg_serial_): New data member.
1921 (Input_arguments::Input_arguments): Initialize file_count_.
1922 (Input_arguments::add_file): Remove const.
1923 (Input_arguments::number_of_input_files): New function.
1924 (Input_arguments::file_count_): New data member.
1925 (Command_line::number_of_input_files): Call
1926 Input_arguments::number_of_input_files.
1927 * output.cc (Output_segment_headers::Output_segment_headers):
1929 (Output_section::Input_section::current_data_size): New function.
1930 (Output_section::Output_section): Initialize new data members.
1931 (Output_section::add_input_section): Don't do merge sections for
1932 an incremental link; allocate space from free list for an
1934 (Output_section::add_output_section_data): Allocate space from
1935 free list for an incremental update.
1936 (Output_section::update_data_size): New function.
1937 (Output_section::set_fixed_layout): New function.
1938 (Output_section::reserve): New function.
1939 (Output_segment::set_section_addresses): Remove const.
1940 (Output_segment::set_section_list_addresses): Remove const; allocate
1941 space from free list for an incremental update.
1942 (Output_segment::set_offset): Adjust size of RELRO segment for an
1944 * output.h (Output_data::current_data_size): Move here from
1946 (Output_data::pre_finalize_data_size): New function.
1947 (Output_data::update_data_size): New function.
1948 (Output_section_headers::update_data_size): new function.
1949 (Output_section_data_build::current_data_size): Move to Output_data.
1950 (Output_data_strtab::update_data_size): New function.
1951 (Output_section::current_data_size): Move to Output_data.
1952 (Output_section::set_fixed_layout): New function.
1953 (Output_section::has_fixed_layout): New function.
1954 (Output_section::reserve): New function.
1955 (Output_section::update_data_size): New function.
1956 (Output_section::has_fixed_layout_): New data member.
1957 (Output_section::free_list_): New data member.
1958 (Output_segment::set_section_addresses): Remove const.
1959 (Output_segment::set_section_list_addresses): Remove const.
1960 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
1962 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
1964 * readsyms.cc (Read_symbols::do_read_symbols): Add library
1965 parameter when calling Add_symbols constructor; store argument
1966 serial number for members of a lib group.
1967 (Add_symbols::locks): Allow case where token == NULL.
1968 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
1969 (Read_member::~Read_member): New function.
1970 (Read_member::is_runnable): New function.
1971 (Read_member::locks): New function.
1972 (Read_member::run): New function.
1973 (Check_script::~Check_script): New function.
1974 (Check_script::is_runnable): New function.
1975 (Check_script::locks): New function.
1976 (Check_script::run): New function.
1977 (Check_library::~Check_library): New function.
1978 (Check_library::is_runnable): New function.
1979 (Check_library::locks): New function.
1980 (Check_library::run): New function.
1981 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
1982 (Add_symbols::library_): New data member.
1983 (class Read_member): New class.
1984 (class Check_script): New class.
1985 (class Check_library): New class.
1986 * reloc.cc (Read_relocs::is_runnable): Allow case where
1988 (Read_relocs::locks): Likewise.
1989 (Scan_relocs::locks): Likewise.
1990 (Relocate_task::locks): Likewise.
1991 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
1993 (Sized_relobj::incremental_relocs_scan): Fix comment.
1994 (Sized_relobj::do_relocate): Pass output file offset to
1995 write_local_symbols.
1996 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
1997 from class declaration.
1998 * script.cc (read_input_script): Allocate Script_info; pass
1999 argument serial number to report_script.
2000 * script.h (class Script_info): Move to incremental.h.
2001 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2002 * symtab.h (Symbol_table::add_from_incrobj): New function.
2003 (Symbol_table::set_file_offset): New function.
2005 2011-04-05 Cary Coutant <ccoutant@google.com>
2007 * incremental-dump.cc (dump_incremental_inputs): Change signature
2008 to take a Sized_incremental_binary; change caller. Use readers
2009 in Sized_incremental_binary.
2011 (Sized_incremental_binary::find_incremental_inputs_sections):
2012 Rename do_find_incremental_inputs_sections to this.
2013 (Sized_incremental_binary::setup_readers): New function.
2014 (Sized_incremental_binary::do_check_inputs): Check
2015 has_incremental_info_ flag; move setup code to setup_readers;
2017 (Sized_incremental_binary::do_file_is_unchanged): New function.
2018 (Sized_incremental_binary::do_get_input_reader): New function.
2019 * incremental.h (class Incremental_binary): Move to end of file.
2020 (Incremental_binary::file_is_unchanged): New function.
2021 (Incremental_binary::do_file_is_unchanged): New function.
2022 (Incremental_binary::Input_reader): New class.
2023 (Incremental_binary::get_input_reader): New function.
2024 (class Sized_incremental_binary): Move to end of file.
2025 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2026 input section reader classes.
2027 (Sized_incremental_binary::has_incremental_info): New function.
2028 (Sized_incremental_binary::inputs_reader): New function.
2029 (Sized_incremental_binary::symtab_reader): New function.
2030 (Sized_incremental_binary::relocs_reader): New function.
2031 (Sized_incremental_binary::got_plt_reader): New function.
2032 (Sized_incremental_binary::do_file_is_unchanged): New function.
2033 (Sized_incremental_binary::Sized_input_reader): New class.
2034 (Sized_incremental_binary::get_input_reader): New function.
2035 (Sized_incremental_binary::find_incremental_inputs_sections):
2036 Rename do_find_incremental_inputs_sections to this.
2037 (Sized_incremental_binary::setup_readers): New function.
2038 (Sized_incremental_binary::has_incremental_info_): New data member.
2039 (Sized_incremental_binary::inputs_reader_): New data member.
2040 (Sized_incremental_binary::symtab_reader_): New data member.
2041 (Sized_incremental_binary::relocs_reader_): New data member.
2042 (Sized_incremental_binary::got_plt_reader_): New data member.
2043 (Sized_incremental_binary::current_input_file_): New data member.
2045 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2048 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2051 2011-03-30 Cary Coutant <ccoutant@google.com>
2053 * archive.cc (Archive::include_member): Adjust call to report_object.
2054 (Add_archive_symbols::run): Add script_info to call to
2055 report_archive_begin.
2056 (Lib_group::include_member): Adjust call to report_object.
2057 (Add_lib_group_symbols::run): Adjust call to report_object.
2058 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2059 blocks. Add object count for script input files.
2060 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2061 script_info parameter; change all callers.
2062 (Incremental_inputs::report_object): Add script_info parameter;
2064 (Incremental_inputs::report_script): Store backpointer to
2065 incremental info entry.
2066 (Output_section_incremental_inputs::set_final_data_size): Record
2067 additional information for scripts.
2068 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2069 * incremental.h (Incremental_script_entry::add_object): New function.
2070 (Incremental_script_entry::get_object_count): New function.
2071 (Incremental_script_entry::get_object): New function.
2072 (Incremental_script_entry::objects_): New data member; adjust
2074 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2075 (Incremental_inputs::report_object): Add script_info parameter.
2076 (Incremental_inputs_reader::get_object_count): New function.
2077 (Incremental_inputs_reader::get_object_offset): New function.
2078 * options.cc (Input_arguments::add_file): Return reference to
2080 * options.h (Input_argument::set_script_info): New function.
2081 (Input_argument::script_info): New function.
2082 (Input_argument::script_info_): New data member; adjust all
2084 (Input_file_group::add_file): Return reference to new input argument.
2085 (Input_file_lib::add_file): Likewise.
2086 (Input_arguments::add_file): Likewise.
2087 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2088 * script.cc (Parser_closure::Parser_closure): Add script_info
2089 parameter; adjust all callers.
2090 (Parser_closure::script_info): New function.
2091 (Parser_closure::script_info_): New data member.
2092 (read_input_script): Report scripts earlier to incremental info.
2093 (script_add_file): Set script_info in Input_argument.
2094 (script_add_library): Likewise.
2095 * script.h (Script_options::Script_info): Rewrite class.
2097 2011-03-29 Cary Coutant <ccoutant@google.com>
2099 * archive.cc (Library_base::should_include_member): Move
2100 method here from class Archive.
2101 (Archive::Archive): Initialize base class.
2102 (Archive::should_include_member): Move to base class.
2103 (Archive::do_for_all_unused_symbols): New function.
2104 (Add_archive_symbols::run): Remove redundant access to
2106 (Lib_group::Lib_group): Initialize base class.
2107 (Lib_group::do_filename): New function.
2108 (Lib_group::include_member): Pass pointer to Lib_group to
2110 (Lib_group::do_for_all_unused_symbols): New function.
2111 (Add_lib_group_symbols::run): Report archive information for
2113 * archive.h (class Library_base): New base class.
2114 (class Archive): Derive from Library_base.
2115 (Archive::filename): Move to base class.
2116 (Archive::set_incremental_info): Likewise.
2117 (Archive::incremental_info): Likewise.
2118 (Archive::Should_include): Likewise.
2119 (Archive::should_include_member): Likewise.
2120 (Archive::Armap_entry): Remove.
2121 (Archive::Unused_symbol_iterator): Remove.
2122 (Archive::unused_symbols_begin): Remove.
2123 (Archive::unused_symbols_end): Remove.
2124 (Archive::do_filename): New function.
2125 (Archive::do_get_mtime): New function.
2126 (Archive::do_for_all_unused_symbols): New function.
2127 (Archive::task_): Move to base class.
2128 (Archive::incremental_info_): Likewise.
2129 (class Lib_group): Derive from Library_base.
2130 (Lib_group::do_filename): New function.
2131 (Lib_group::do_get_mtime): New function.
2132 (Lib_group::do_for_all_unused_symbols): New function.
2133 (Lib_group::task_): Move to base class.
2134 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2136 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2138 * incremental.cc (Incremental_inputs::report_archive_begin):
2139 Use Library_base; call library's get_mtime; add incremental inputs
2140 entry before members.
2141 (class Unused_symbol_visitor): New class.
2142 (Incremental_inputs::report_archive_end): Use Library_base; use
2143 visitor class to record unused symbols; don't add incremental inputs
2144 entry after members.
2145 (Incremental_inputs::report_object): Use Library_base.
2147 (Incremental_archive_entry::Incremental_archive_entry): Remove
2148 unused Archive parameter.
2149 (Incremental_inputs::report_archive_begin): Use Library_base.
2150 (Incremental_inputs::report_archive_end): Likewise.
2151 (Incremental_inputs::report_object): Likewise.
2152 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2154 * object.h (Object::for_all_global_symbols): New function.
2155 (Object::do_for_all_global_symbols): New function.
2156 (Sized_relobj::do_for_all_global_symbols): New function.
2157 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2159 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2162 2011-03-27 Ian Lance Taylor <iant@google.com>
2164 * archive.cc (Archive::interpret_header): Return -1 if something
2165 goes wrong. Change callers accordingly.
2167 2011-03-25 Cary Coutant <ccoutant@google.com>
2169 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2170 * testsuite/Makefile.in: Regenerate.
2172 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2174 * plugin.cc (get_view): New.
2175 (Plugin::load): Pass get_view to the plugin.
2176 (Plugin_manager::get_view): New.
2178 2011-03-21 Ian Lance Taylor <iant@google.com>
2180 * testsuite/final_layout.sh: Rewrite to not use dc.
2181 * testsuite/relro_test.sh: Fail if dc is not present.
2183 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2185 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2187 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2188 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2190 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2191 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2193 2011-03-14 Ian Lance Taylor <iant@google.com>
2195 * script-sections.cc (Sort_output_sections::script_compare):
2196 Rename from is_before, change return type.
2197 (Sort_output_sections::operator()): Adjust accordingly.
2199 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2202 * testsuite/odr_violation2.cc: Add comment to make all error line
2203 numbers double digits.
2204 * testsuite/debug_msg.sh: Adjust expected errors.
2206 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2208 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2209 but mark earlier ones as non-canonical
2210 (offset_to_iterator): Update search target and example
2211 (do_addr2line): Return extra lines in a vector*
2212 (format_file_lineno): Extract from do_addr2line
2213 (one_addr2line): Add vector* out-param
2214 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2215 when a lineno entry appeared last for its instruction
2216 (Dwarf_line_info): Add vector* out-param
2217 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2218 * symtab.cc (Odr_violation_compare): Include the lineno in the
2220 (linenos_from_loc): New. Combine the canonical line for an
2221 address with its other lines.
2222 (True_if_intersect): New. Helper functor to make
2223 std::set_intersection a query.
2224 (detect_odr_violations): Compare sets of lines instead of just
2225 one line for each function. This became less deterministic, but
2226 has fewer false positives.
2227 * symtab.h: Declarations.
2228 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2229 mix an optimized and non-optimized object in the same binary
2230 (odr_violation2.so): Same.
2231 * testsuite/Makefile.in: Regenerate from Makefile.am.
2232 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2233 * testsuite/debug_msg.sh: Update line numbers and add
2235 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2236 non-optimized context.
2237 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2238 isn't inlined, and use OdrDerived in an optimized context.
2239 * testsuite/odr_header1.h: Defines OdrDerived, where
2240 optimization will change the
2241 first-instruction-in-the-destructor's file and line number.
2242 * testsuite/odr_header2.h: Defines OdrBase.
2244 2011-03-09 Ian Lance Taylor <iant@google.com>
2246 * fileread.cc (File_read::clear_views): Don't delete the whole
2249 2011-03-08 Ian Lance Taylor <iant@google.com>
2252 * fileread.cc: #include <climits>.
2253 (GOLD_IOV_MAX): Define.
2254 (File_read::read_multiple): Limit number of entries by iov_max.
2255 * fileread.h (class File_read): Always set max_readv_entries to
2258 2011-03-07 Ian Lance Taylor <iant@google.com>
2261 * options.h (class General_options): Add -dy and -dn.
2263 2011-03-02 Cary Coutant <ccoutant@google.com>
2265 * testsuite/script_test_9.t: Add TLS segment.
2267 2011-03-02 Simon Baldwin <simonb@google.com>
2269 * configure.ac: Add check for gnu_indirect_function support in
2270 the toolchain building binutils.
2271 * configure: Rebuild.
2273 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2275 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2276 plugin only symbols.
2277 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2278 in plugin files as not needed in the symbol table.
2280 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2282 * output.cc (Output_section::add_input_section): Delay fill
2283 generation for section ordering.
2285 2011-02-09 Ian Lance Taylor <iant@google.com>
2288 * object.h (class Sized_relobj): Remove clear_local_symbols.
2289 * reloc.cc (Sized_relobj::do_relocate): Don't call
2290 clear_local_symbols.
2292 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2294 * plugin.cc (is_visible_from_outside): Return true for symbols
2297 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2299 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2302 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2304 * icf.h (is_section_foldable_candidate): Change type of parameter
2306 * icf.cc (Icf::find_identical_sections): Change type of local variable
2307 section_name to be std::string.
2308 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2310 2011-01-25 Ian Lance Taylor <iant@google.com>
2312 * script.cc (script_add_extern): Rewrite to use
2313 add_symbol_reference.
2315 2011-01-25 Doug Kwan <dougkwan@google.com>
2317 * icf.cc (get_section_contents): Always lock section's object.
2319 2011-01-24 Ian Lance Taylor <iant@google.com>
2321 * options.h (class General_options): Accept
2322 --no-detect-odr-violations.
2324 2011-01-24 Ian Lance Taylor <iant@google.com>
2326 * version.cc (version_string): Bump to 1.11.
2328 2011-01-24 Ian Lance Taylor <iant@google.com>
2330 * plugin.cc (class Plugin_rescan): Define new class.
2331 (Plugin_manager::claim_file): Set any_claimed_.
2332 (Plugin_manager::save_archive): New function.
2333 (Plugin_manager::save_input_group): New function.
2334 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2336 (Plugin_manager::new_undefined_symbol): New function.
2337 (Plugin_manager::rescan): New function.
2338 (Plugin_manager::rescannable_defines): New function.
2339 (Plugin_manager::add_input_file): Set any_added_.
2340 * plugin.h (class Plugin_manager): define new fields rescannable_,
2341 undefined_symbols_, any_claimed_, and any_added_. Declare
2342 Plugin_rescan as friend. Declare new functions.
2343 (Plugin_manager::Rescannable): Define type.
2344 (Plugin_manager::Rescannable_list): Define type.
2345 (Plugin_manager::Undefined_symbol_list): Define type.
2346 (Plugin_manager::Plugin_manager): Initialize new fields.
2347 * archive.cc (Archive::defines_symbol): New function.
2348 (Add_archive_symbols::run): Pass archive to plugins if any.
2349 * archive.h (class Archive): Declare defines_symbol.
2350 * readsyms.cc (Input_group::~Input_group): New function.
2351 (Finish_group::run): Pass input_group to plugins if any.
2352 * readsyms.h (class Input_group): Declare destructor.
2353 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2356 2011-01-10 Ian Lance Taylor <iant@google.com>
2358 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2360 (Layout::set_segment_offsets): Reset increase_relro before calling
2361 set_section_addresses a second time.
2363 2011-01-04 Cary Coutant <ccoutant@google.com>
2365 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2366 sections before NOBITS sections.
2368 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2370 * version.cc (print_version): Update copyright to 2011.
2372 2010-12-23 Cary Coutant <ccoutant@google.com>
2374 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2375 of OS to this->add. Add OD parameter to second form of the function.
2377 2010-12-20 Ian Lance Taylor <iant@google.com>
2379 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2380 second of two consecutive entries with same offset.
2382 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2384 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2385 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2386 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2387 to avoid unneeded links against $(LDADD).
2388 * testsuite/Makefile.in: Regenerate.
2390 2010-12-15 Ian Lance Taylor <iant@google.com>
2393 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2394 for R_X86_64_32 and R_X86_64_PC32.
2395 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2396 ver_matching_def_pic.o.
2397 (ver_matching_def_pic.o): New target.
2399 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2401 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2402 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2403 Move definition before File_read::View member definitions.
2404 (File_read::View::~View): Initialize and hold lock before
2405 updating current_mapped_bytes.
2407 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2409 * dwarf_reader.cc: Remove outdated comment.
2410 * gold-threads.cc: Fix typo in error message.
2411 * archive.cc: Fix typos in comments.
2412 * archive.h: Likewise.
2413 * arm-reloc-property.cc: Likewise.
2414 * arm-reloc-property.h: Likewise.
2415 * arm-reloc.def: Likewise.
2417 * attributes.h: Likewise.
2418 * cref.cc: Likewise.
2419 * ehframe.cc: Likewise.
2420 * fileread.h: Likewise.
2422 * i386.cc: Likewise.
2424 * incremental.h: Likewise.
2425 * int_encoding.cc: Likewise.
2426 * layout.h: Likewise.
2427 * main.cc: Likewise.
2428 * merge.h: Likewise.
2429 * object.cc: Likewise.
2430 * object.h: Likewise.
2431 * options.cc: Likewise.
2432 * readsyms.cc: Likewise.
2433 * reduced_debug_output.cc: Likewise.
2434 * reloc.cc: Likewise.
2435 * script-sections.cc: Likewise.
2436 * sparc.cc: Likewise.
2437 * symtab.h: Likewise.
2438 * target-reloc.h: Likewise.
2439 * target.cc: Likewise.
2440 * target.h: Likewise.
2441 * timer.cc: Likewise.
2442 * timer.h: Likewise.
2443 * x86_64.cc: Likewise.
2445 2010-12-09 Cary Coutant <ccoutant@google.com>
2447 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2449 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2450 parameter; change all callers.
2451 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2452 * options.h (warn_execstack): New option.
2454 2010-12-07 Doug Kwan <dougkwan@google.com>
2456 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2457 like function call relocations.
2459 2010-12-07 Ian Lance Taylor <iant@google.com>
2461 * archive.cc (Archive::get_elf_object_for_member): Permit
2462 punconfigured to be NULL.
2463 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2464 (Archive::include_member): Pass NULL to get_elf_object_for_member
2465 if we searched for the archive and this is the first included
2468 2010-12-01 Ian Lance Taylor <iant@google.com>
2470 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2471 track_relocs_type_ field.
2472 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2473 Set track_relocs_type_.
2474 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2475 contents when using RELA relocs.
2476 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2478 * reloc.cc (Track_relocs::next_addend): New function.
2479 * reloc.h (class Track_relocs): Declare next_addend.
2481 2010-12-01 Ian Lance Taylor <iant@google.com>
2483 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2486 2010-12-01 Ian Lance Taylor <iant@google.com>
2488 * README: Update compilers known to work and fail.
2490 2010-11-23 Matthias Klose <doko@ubuntu.com>
2492 * configure.in: For --enable-gold, handle value `default' instead of
2493 `both*'. Always install ld as ld.bfd, install as ld if gold is
2495 * configure: Regenerate.
2497 2010-11-18 Doug Kwan <dougkwan@google.com>
2499 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2500 and right_alignment to be zero. Store result alignment only if it is
2501 greater than existing alignment.
2503 2010-11-16 Cary Coutant <ccoutant@google.com>
2506 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2507 Check for ".zdebug_line".
2509 2010-11-16 Doug Kwan <dougkwan@google.com>
2510 Cary Coutant <ccoutant@google.com>
2512 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2513 by reference; adjust all callers.
2514 * output.cc (Output_segment::set_section_addresses): Adjust references
2515 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2517 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2518 end at page boundary.
2520 2010-11-16 Cary Coutant <ccoutant@google.com>
2523 * layout.cc (Layout::choose_output_section): Transform names of
2524 compressed sections even when using a script with a SECTIONS clause.
2525 (Layout::output_section_name): Remove code to transform
2526 compressed debug section names.
2527 * output.cc (Output_section::add_input_section): Use uncompressed
2528 section size when tracking input sections.
2530 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2532 * symtab.h (Symbol::NON_PIC_REF): Remove.
2533 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2534 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2535 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2536 (Symbol::use_plt_offset): Take a flags argument and pass it
2537 directly to needs_dynamic_reloc. Restrict check for undefined
2538 weak symbols to function calls.
2539 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2540 (Target_arm::Scan::global): Use it.
2541 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2542 (Target_arm::Relocate::relocate): Likewise.
2543 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2544 parameter with an r_type parameter. Use get_reference_flags
2546 (Target_arm::Relocate::relocate): Update accordingly.
2547 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2548 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2549 (Target_i386::Scan::global): Likewise.
2550 (Target_i386::Relocate::relocate): Likewise.
2551 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2552 parameter with an r_type parameter. Use get_reference_flags
2554 (Target_i386::Relocate::relocate): Update accordingly.
2555 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2556 (Target_powerpc::Scan::global): Use it.
2557 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2558 (Target_powerpc::Relocate::relocate): Likewise.
2559 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2560 (Target_sparc::Scan::global): Use it.
2561 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2562 (Target_sparc::Relocate::relocate): Likewise.
2563 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2564 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2565 (Target_x86_64::Scan::global): Likewise.
2566 (Target_x86_64::Relocate::relocate): Likewise.
2568 2010-11-08 Doug Kwan <dougkwan@google.com>
2569 Cary Coutant <ccoutant@google.com>
2571 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2572 (Arm_exidx_merge_section::section_contents_): New data member.
2573 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2574 (Arm_input_section::~Arm_input_section): De-allocate memory.
2575 (Arm_input_section::original_contents_): New data member.
2576 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2577 in parameters instead of calling Object::section_contents without
2579 (Arm_output_section::group_section): New parameter TASK. Pass it
2580 to callees that need locking objects.
2581 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2582 to lock EXIDX input sections. Fix a formatting issue. Call
2583 Arm_exidx_merged_section::build_contents to create merged section
2585 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2586 to lock object of stub table owner.
2587 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2588 TEXT_SIZE to initialize data member TEXT_SIZE_.
2589 (Arm_exidx_input_section::addralign): Fix typo in comment.
2590 (Arm_exidx_input_section::text_size): New method.
2591 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2592 that require locking objects. Lock objects before scanning for stubs
2593 and updating local symbols.
2594 (Arm_input_section<big_endian>::init): Copy contents of original
2596 (Arm_input_section<big_endian>::do_write): Use saved contents of
2597 original input section instead of calling Object::section_contents
2599 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2600 size without calling Object::section_size().
2601 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2602 for size. Allocate a buffer for merged EXIDX entries.
2603 (Arm_exidx_merged_section::build_contents): New method.
2604 (Arm_exidx_merged_section::do_write): Move merge section contents
2605 building code to Arm_exidx_merged_section::build_contetns. Write
2606 out contetns in buffer instead of building it on the fly.
2607 (Arm_relobj::make_exidx_input_section): Also pass text section size
2608 to Arm_exidx_input_section constructor.
2609 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2610 (Arm_dynobj::do_read_symbols): Fix memory leak.
2611 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2612 * target.h: (class Task): Add forward declaration.
2613 (Target::relax): Add new parameter TASK and pass it to
2615 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2617 2010-11-05 Cary Coutant <ccoutant@google.com>
2620 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2621 object when reading from the file.
2622 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2624 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2625 when reading section contents.
2626 (get_section_contents): Likewise.
2627 (icf::find_identical_sections): Likewise.
2628 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2629 object when reading from the file.
2630 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2631 the object when doing deferred section layout.
2633 2010-11-03 Nick Clifton <nickc@redhat.com>
2636 * script.h (class Symbol_assignment: name): New member. Returns
2637 the name of the symbol.
2638 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2639 Returns true if the given symbol name is on the list of
2640 assignments wating to be processed.
2641 * archive.cc (should_incldue_member): If the symbol is undefined,
2642 check to see if it is on the list of symbols pending assignment.
2644 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2646 * script-sections.cc (Script_sections::find_memory_region): Check
2647 for a NULL output section pointer.
2649 2010-10-29 Doug Kwan <dougkwan@google.com>
2651 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2652 Output_section::add_relaxed_input_section.
2653 * output.cc (Output_section::add_relaxed_input_section): Add new
2654 arguments LAYOUT and NAME. Set section order index.
2655 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2656 Copy section order index.
2657 * output.h (Output_section::add_relaxed_input_section): Add new
2658 arguments LAYOUT and NAME.
2660 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2662 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2663 NATIVE_OR_CROSS_LINKER.
2664 * testsuite/Makefile.in: Regenerate.
2666 2010-10-20 Doug Kwan <dougkwan@google.com>
2668 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2669 without SHF_LINK_ORDER flags.
2670 * layout.cc (Layout::choose_output_section): Do not filter
2671 SHF_LINK_ORDER flag in a relocatable link.
2673 2010-10-17 Cary Coutant <ccoutant@google.com>
2675 * output.h (Output_segment::set_section_addresses): Change function
2676 signature. Update all callers.
2677 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2679 (Output_segment::set_section_addresses): Align after last TLS
2680 section. Add padding before last relro section instead of after.
2682 2010-10-17 Doug Kwan <dougkwan@google.com>
2684 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2685 GOT output section to be writable.
2687 2010-10-14 Cary Coutant <ccoutant@google.com>
2689 * debug.h (DEBUG_INCREMENTAL): New flag.
2690 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2691 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2693 * incremental.cc (report_command_line): Ignore all forms of
2695 * layout.cc (Layout::Layout): Check parameters for incremental link
2697 * options.cc (General_options::parse_incremental): New function.
2698 (General_options::parse_no_incremental): New function.
2699 (General_options::parse_incremental_full): New function.
2700 (General_options::parse_incremental_update): New function.
2701 (General_options::incremental_mode_): New data member.
2702 (General_options::finalize): Check incremental_mode_.
2703 * options.h (General_options): Update help text for --incremental.
2704 Add --no-incremental, --incremental-full, --incremental-update.
2705 (General_options::Incremental_mode): New enum type.
2706 (General_options::incremental_mode): New function.
2707 (General_options::incremental_mode_): New data member.
2708 * parameters.cc (Parameters::incremental_mode_): New data member.
2709 (Parameters::set_options): Set incremental_mode_.
2710 (Parameters::set_incremental_full): New function.
2711 (Parameters::incremental): New function.
2712 (Parameters::incremental_update): New function.
2713 (set_parameters_incremental_full): New function.
2714 * parameters.h (Parameters::set_incremental_full): New function.
2715 (Parameters::incremental): New function.
2716 (Parameters::incremental_update): New function.
2717 (Parameters::incremental_mode_): New data member.
2718 (set_parameters_incremental_full): New function.
2719 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2720 incremental link mode.
2721 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2722 (Sized_relobj::do_relocate_sections): Likewise.
2723 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2725 * testsuite/Makefile.in: Regenerate.
2726 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2728 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2730 * script-sections.h (class Script_sections): Make
2731 Sections_elements typedef public.
2732 * script-sections.cc (class Sort_output_sections): Add elements_
2733 field. Add constructor which sets it; change all callers.
2734 (Sort_output_sections::is_before): New function.
2735 (Sort_output_sections::operator()): Call is_before.
2736 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2738 * testsuite/script_test_10.sh: New test. Test script section
2740 * testsuite/script_test_10.t: Likewise.
2741 * testsuite/script_test_10.s: Likewise.
2742 * testsuite/Makefile.am: Wrap the cross linker tests and the
2743 common tests into NATIVE_OR_CROSS_LINKER.
2744 (check_SCRIPTS): Add script_test_10.sh.
2745 (check_DATA): Add script_test_10.stdout.
2746 (script_test_10.o, script_test_10): New targets.
2747 (script_test_10.stdout): New target.
2748 * configure, testsuite/Makefile.in: Regenerate.
2750 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2752 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2753 error for the deprecated relocations.
2754 (Target_arm::Scan::global): Likewise.
2755 (Target_arm::Relocate::relocate): Likewise.
2757 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2759 * fileread.cc (Input_file::find_file): Initialize *found_name
2760 and *namep when using the fallback search for case 4.
2762 2010-10-11 Cary Coutant <ccoutant@google.com>
2764 * options.h (class General_options): Redefine -z lazy as an alias for
2765 the negation of -z now.
2767 2010-10-11 Ian Lance Taylor <iant@google.com>
2769 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2772 2010-10-06 Nick Clifton <nickc@redhat.com>
2774 * script-sections.cc(class Memory_region): Remove
2775 current_lma_offset_ field. Rename current_vma_offset_ to
2776 current_offset_. Add last_section_ field.
2777 (Memory_region::get_current_vma_address): Rename to
2778 get_current_address.
2779 (Memory_region::get_current_lma_address): Delete.
2780 (Memory_region::increment_vma_offset): Rename to
2782 (Memory_region::increment_lma_offset): Delete.
2783 (Memory_region::attributes_compatible): New method. Returns
2784 true if the provided section is compatible with the region.
2785 (Memory_region::get_last_section): New method. Returns the last
2786 section to use the region.
2787 (Memory_region::set_last_section): New method. Stores the last
2788 section to use the region.
2789 (Script_sections::block_in_region): New method. Returns true if
2790 a block of memory is contained within a region.
2791 (Script_sections::find_memory_region): New method. Locates a
2792 memory region to be used to set a VMA or LMA address.
2793 (Output_section_definition::set_section_addresses): Add code to
2794 check for addresses set by memory regions.
2795 (Output_segment::set_section_addresses): Remove memory region
2797 (Script_sections::create_segment): Add a warning if a header
2798 segment is created outside of any region.
2799 * script-sections.h (class Script_sections): Add prototypes for
2800 find_memory_region and block_in_region methods.
2801 * testsuite/memory_test.s: Use .long instead of .word.
2802 * testsuite/memory_test.t: Add some more output sections.
2803 * testsuite/memory_test.sh: Update expected output.
2805 2010-10-02 Doug Kwan <dougkwan@google.com>
2807 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2808 defintion to symtab.h
2809 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2810 declaration to defintion.
2812 2010-10-01 Nick Clifton <nickc@redhat.com>
2814 * expression.cc (eval): Replace dummy argument with NULL.
2815 (eval_maybe_dot): Check for a NULL result section pointer.
2816 (Symbol_expression::value): Likewise.
2817 (Dot_expression::value): Likewise.
2818 (BINARY_EXPRESSION): Likewise.
2819 (Max_expression::value): Likewise.
2820 (Min_expression::value): Likewise.
2821 (Absolute_expression::value): Likewise.
2822 (Addr_expression::value_from_output_section): Likewise.
2823 (Loaddddr_expression::value_from_output_section): Likewise.
2824 (Segment_start_expression::value): Likewise.
2825 * script-sections.cc
2826 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2828 (Sections_elememt_dot_assignment::set_section_addresses):
2830 (Output_data_expression::do_write_to_buffer): Likewise.
2831 (Output_section_definition::finalize_symbols): Likewise.
2832 (Output_section_definition::set_section_addresses): Likewise.
2834 2010-09-30 Doug Kwan <dougkwan@google.com>
2836 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2838 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2840 * target.h (Target::can_icf_inline_merge_sections): New virtual
2842 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2844 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2846 * icf.cc (get_section_contents): Inline merge sections only when
2849 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2851 * configure: Regenerate.
2853 2010-09-17 Ian Lance Taylor <iant@google.com>
2855 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2856 * testsuite/Makefile.am (memory_test.o): New target.
2857 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2859 * testsuite/Makefile.in: Rebuild.
2861 2010-09-17 Doug Kwan <dougkwan@google.com>
2863 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2864 defintion if relocation uses GOT entries of the symbol.
2865 * testsuite/icf_safe_test.sh: Fix test.
2866 * testsuite/icf_safe_so_test.sh: Fix test.
2868 2010-09-16 Cary Coutant <ccoutant@google.com>
2870 * script_sections.cc (class Memory_region): Remove "NULL" from
2871 vector initializations.
2873 2010-09-15 Cary Coutant <ccoutant@google.com>
2875 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2876 Resolve forwarding symbols.
2878 2010-09-15 Doug Kwan <dougkwan@google.com>
2880 * gold/testsuite/script_test_3.t: Add ARM special sections.
2881 * gold/testsuite/script_test_4.t: Same.
2882 * gold/testsuite/script_test_5.t: Same.
2883 * gold/testsuite/script_test_6.t: Same.
2884 * gold/testsuite/script_test_7.t: Same.
2885 * gold/testsuite/script_test_7.t: Same.
2886 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2888 2010-09-14 Cary Coutant <ccoutant@google.com>
2890 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2891 (Target_x86_64::Relocate::relocate_tls): Replace check for
2892 saw_tls_block_reloc_ with test for executable section.
2894 2010-09-12 Cary Coutant <ccoutant@google.com>
2896 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2897 position-independent executables to shared libraries need dynamic
2899 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2900 position-independent executables.
2901 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2902 * testsuite/Makefile.in: Regenerate.
2904 2010-09-10 Nick Clifton <nickc@redhat.com>
2907 * testsuite/memory_test.t: Discard any sections that are not
2910 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2913 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2914 "This::" to work around a bug in gcc 4.2.
2916 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2918 2010-09-09 Rafael Espindola <espindola@google.com>
2920 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2921 sections with different PF_X flags in the same segment.
2922 (Layout::find_first_load_seg): Search all segments to find the first
2924 * options.h (rosegment): New.
2926 2010-09-08 Rafael Espindola <espindola@google.com>
2928 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2930 2010-09-08 Doug Kwan <dougkwan@google.com>
2932 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2933 (Arm_relobj::do_relocate_sections): Add new parameter for output
2934 file to match the parent.
2935 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2936 of local symbols instead of input values. Update code to track
2937 changes in gold::relocate_section.
2938 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2939 (Sized_relobj::compute_final_local_value_internal): New methods.
2940 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2941 body into private version of Sized_relobj::compute_final_local_value.
2942 Call the inline method.
2943 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2944 merged symbol value if there is one.
2945 (Symbol_value::has_output_value): New method defintiion.
2946 (Sized_relobj::Compute_final_local_value_status): New enum type.
2947 (Sized_relobj::compute_final_local_value): New methods.
2948 (Sized_relobj::compute_final_local_value_internal): New methods.
2949 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
2950 and arm_cortex_a8.sh.
2951 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
2952 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
2954 * Makefile.in: Regenerate.
2955 * testsuite/arm_bl_out_of_range.s: Update test.
2956 * testsuite/thumb_bl_out_of_range.s: Ditto.
2957 * testsuite/thumb_blx_out_of_range.s: Ditto.
2958 * testsuite/arm_branch_out_of_range.sh: New file.
2959 * testsuite/arm_cortex_a8.sh: Ditto.
2960 * testsuite/arm_cortex_a8_b.s: Ditto.
2961 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
2962 * testsuite/arm_cortex_a8_b_local.s: Ditto.
2963 * testsuite/arm_cortex_a8_bl.s: Ditto.
2964 * testsuite/arm_cortex_a8_blx.s: Ditto.
2965 * testsuite/arm_cortex_a8_local.s: Ditto.
2966 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
2967 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
2969 2010-09-08 Rafael Espindola <espindola@google.com>
2971 * Makefile.am (memory_test.stdout): Run readelf with -W.
2972 * Makefile.in: Regenerate.
2973 * testsuite/memory_test.sh: Make the regexps accept both 32 and
2976 2010-09-08 Rafael Espindola <espindola@google.com>
2978 * script-sections.cc (Script_sections::add_memory_region): Convert
2979 field precision to int.
2980 * script.cc (script_set_section_region, script_set_section_region):
2981 Convert field precision to int.
2983 2010-09-08 Rafael Espindola <espindola@google.com>
2985 * arm.cc (do_finalize_sections): Create the __exidx_start and
2986 __exdix_end symbols even when the section is missing.
2988 2010-09-08 Nick Clifton <nickc@redhat.com>
2990 * README: Remove claim that MEMORY is not supported.
2991 * expression.cc (script_exp_function_origin)
2992 (script_exp_function_length): Move from here to ...
2993 * script.cc: ... here.
2994 (script_set_section_region, script_add_memory)
2995 (script_parse_memory_attr, script_include_directive): New
2997 * script-sections.cc
2998 (class Memory_region): New class.
2999 (class Output_section_definition): Add set_memory_region,
3000 set_section_vma, set_section_lma and get_section_name methods.
3001 (class Script_Sections): Add add_memory_region,
3002 find_memory_region, find_memory_region_origin,
3003 find_memory_region_length and set_memory_region methods.
3004 Have set_section_addresses method walk the list of set memory
3006 Extend the print methos to display memory regions.
3007 * script-sections.h: Add prototypes for new methods.
3008 Add enum for MEMORY region attributes.
3009 * yyscript.y: Add support for parsing MEMORY regions.
3010 * script-c.h: Add prototypes for new functions.
3011 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3012 * testsuite/Makefile.in: Regenerate.
3013 * testsuite/memory_test.sh: New script.
3014 * testsuite/memory_test.s: New assembler source file.
3015 * testsuite/memory_test.t: New linker script.
3017 2010-08-27 Doug Kwan <dougkwan@google.com>
3019 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3020 reference override an existing dynamic weak reference.
3021 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3022 * testsuite/Makefile.in: Regenerate.
3023 * testsuite/dyn_weak_ref.sh: New file.
3024 * testsuite/dyn_weak_ref_1.c: Ditto.
3025 * testsuite/dyn_weak_ref_2.c: Ditto.
3027 2010-08-27 Ian Lance Taylor <iant@google.com>
3029 * incremental.h (class Incremental_input_entry): Add virtual
3032 2010-08-27 Ian Lance Taylor <iant@google.com>
3034 * testsuite/start_lib_test_3.c: Mark t3 as used.
3036 2010-08-27 Nick Clifton <nickc@redhat.com>
3038 * options.cc (version_script): Fix small typo in previous
3041 2010-08-25 Nick Clifton <nickc@redhat.com>
3043 * archive.cc: Formatting fixes: Remove whitespace between
3044 typename and following asterisk. Remove whitespace between
3045 function name and opening parenthesis.
3046 * archive.h: Likewise.
3048 * attributes.cc: Likewise.
3049 * attributes.h: Likewise.
3050 * common.cc: Likewise.
3051 * copy-relocs.cc: Likewise.
3052 * dirsearch.h: Likewise.
3053 * dynobj.cc: Likewise.
3054 * ehframe.cc: Likewise.
3055 * ehframe.h: Likewise.
3056 * expression.cc: Likewise.
3057 * fileread.cc: Likewise.
3058 * fileread.h: Likewise.
3060 * gold-threads.cc: Likewise.
3061 * gold.cc: Likewise.
3062 * i386.cc: Likewise.
3064 * incremental-dump.cc: Likewise.
3065 * incremental.cc: Likewise.
3066 * layout.cc: Likewise.
3067 * layout.h: Likewise.
3068 * main.cc: Likewise.
3069 * merge.cc: Likewise.
3070 * merge.h: Likewise.
3071 * object.cc: Likewise.
3072 * object.h: Likewise.
3073 * options.cc: Likewise.
3074 * options.h: Likewise.
3075 * output.cc: Likewise.
3076 * output.h: Likewise.
3077 * plugin.cc: Likewise.
3078 * plugin.h: Likewise.
3079 * powerpc.cc: Likewise.
3080 * reloc.cc: Likewise.
3081 * script-c.h: Likewise.
3082 * script-sections.cc: Likewise.
3083 * script.cc: Likewise.
3084 * stringpool.cc: Likewise.
3085 * symtab.cc: Likewise.
3086 * symtab.h: Likewise.
3087 * target.cc: Likewise.
3088 * timer.cc: Likewise.
3089 * timer.h: Likewise.
3090 * version.cc: Likewise.
3091 * x86_64.cc: Likewise.
3093 2010-08-24 Nick Clifton <nickc@redhat.com>
3096 * layout.cc (segment_precedes): Sort segments by their physical
3097 addresses, if they have been set.
3099 2010-08-23 Cary Coutant <ccoutant@google.com>
3101 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3103 (Lib_group::include_member): Unlock object after deleting its
3105 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3108 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3109 Cary Coutant <ccoutant@google.com>
3111 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3112 constructor, and set_blocker.
3113 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3115 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3116 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3117 * testsuite/Makefile.am (start_lib_test): New test case.
3118 * testsuite/Makefile.in: Regenerate.
3119 * testsuite/start_lib_test_main.c: New file.
3120 * testsuite/start_lib_test_1.c: New file.
3121 * testsuite/start_lib_test_2.c: New file.
3122 * testsuite/start_lib_test_3.c: New file.
3124 2010-08-19 Ian Lance Taylor <iant@google.com>
3126 * Makefile.in: Rebuild with automake 1.11.1.
3127 * aclocal.m4: Likewise.
3128 * testsuite/Makefile.in: Likewise.
3130 2010-08-19 Ian Lance Taylor <iant@google.com>
3133 * i386.cc (class Output_data_plt_i386): Update declarations.
3134 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3135 local_ifuncs_ fields.
3136 (Target_i386::do_plt_section_for_global): New function.
3137 (Target_i386::do_plt_section_for_local): New function.
3138 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3139 parameter; change all callers. Initialize global_ifuncs_ and
3140 local_ifuncs_. If doing a static link define __rel_iplt_start and
3142 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3143 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3144 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3146 (Target_i386::make_plt_section): New function, broken out of
3147 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3148 (Target_i386::make_plt_entry): Call make_plt_section.
3149 (Target_i386::make_local_ifunc_plt_entry): New function.
3150 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3151 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3152 R_386_IRELATIVE to switch.
3153 (Target_i386::Scan::global): Likewise.
3154 (Target_i386::Relocate::relocate): Likewise.
3155 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3157 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3158 (Target_x86_64::do_plt_section_for_global): New function.
3159 (Target_x86_64::do_plt_section_for_local): New function.
3160 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3161 parameter; change all callers. If doing a static link define
3162 __rela_iplt_start and __rela_iplt_end.
3163 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3164 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3165 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3167 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3168 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3170 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3171 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3172 R_X86_64_IRELATIVE to switch.
3173 (Target_x86_64::Scan::global): Likewise.
3174 (Target_x86_64::Relocate::relocate): Likewise.
3175 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3177 * target.h (class Target): Add plt_section_for_global and
3178 plt_section_for_local functions. Add do_plt_section_for_global
3179 and do_plt_section_for_local virtual functions.
3180 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3181 clarifying comments.
3182 (Symbol::use_plt_offset): Handle IFUNC symbol.
3183 * object.cc (Sized_relobj::Sized_relobj): Initialize
3185 (Sized_relobj::local_has_plt_offset): New function.
3186 (Sized_relobj::local_plt_offset): New function.
3187 (Sized_relobj::set_local_plt_offset): New function.
3188 (Sized_relobj::do_count): Handle IFUNC symbol.
3189 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3190 a bit away from input_shndx_ field. Add set_is_func_symbol and
3191 is_ifunc_symbol functions.
3192 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3193 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3194 local_plt_offsets_ field.
3195 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3196 * output.h (class Output_section_data): Add non-const
3197 output_section function.
3198 (class Output_data_got): Update declarations.
3199 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3200 Add use_plt_offset parameter to global and local constructors.
3201 Change all callers. Change local_sym_index_ field to 31 bits.
3202 Change GSYM_CODE and CONSTANT_CODE accordingly.
3203 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3204 doing a static link don't set sh_link field.
3205 (Output_data_got::Got_entry::write): Use PLT offset if
3207 (Output_data_got::add_global_plt): New function.
3208 (Output_data_got::add_local_plt): New function.
3209 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3210 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3211 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3212 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3213 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3215 * testsuite/ifunc-sel.h: New file.
3216 * testsuite/ifuncmain1.c: New file.
3217 * testsuite/ifuncmain1vis.c: New file.
3218 * testsuite/ifuncmod1.c: New file.
3219 * testsuite/ifuncdep2.c: New file.
3220 * testsuite/ifuncmain2.c: New file.
3221 * testsuite/ifuncmain3.c: New file.
3222 * testsuite/ifuncmod3.c: New file.
3223 * testsuite/ifuncmain4.c: New file.
3224 * testsuite/ifuncmain5.c: New file.
3225 * testsuite/ifuncmod5.c: New file.
3226 * testsuite/ifuncmain6pie.c: New file.
3227 * testsuite/ifuncmod6.c: New file.
3228 * testsuite/ifuncmain7.c: New file.
3229 * configure, testsuite/Makefile.in: Rebuild.
3231 2010-08-18 Ian Lance Taylor <iant@google.com>
3234 (Output_section_incremental_inputs::write_input_files): Add cast
3235 to avoid signed/unsigned comparison warning.
3236 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3238 2010-08-12 Cary Coutant <ccoutant@google.com>
3240 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3242 2010-08-13 Ian Lance Taylor <iant@google.com>
3244 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3246 2010-08-12 Cary Coutant <ccoutant@google.com>
3247 Doug Kwan <dougkwan@google.com>
3249 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3250 defintion overrides non-weak undef, remember that the original undef
3252 * symtab.cc (Symbol_table::sized_write_global): For undef without
3253 an original weak binding, set binding to global in output.
3254 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3255 * testsuite/Makefile.in: Regenerate.
3256 * testsuite/strong_ref_weak_def.sh: New file.
3257 * testsuite/strong_ref_weak_def_1.c: Ditto.
3258 * testsuite/strong_ref_weak_def_2.c: Ditto.
3260 2010-08-12 Cary Coutant <ccoutant@google.com>
3262 * testsuite/incremental_test.sh: Rewrite.
3263 * testsuite/incremental_test_1.c: Rewrite.
3264 * testsuite/incremental_test_2.c: Rewrite.
3266 2010-08-12 Cary Coutant <ccoutant@google.com>
3268 * arm.cc (Target_arm::got_size): Add const.
3269 (Target_arm::got_entry_count): New function.
3270 (Target_arm::plt_entry_count): New function.
3271 (Target_arm::first_plt_entry_offset): New function.
3272 (Target_arm::plt_entry_size): New function.
3273 (Output_data_plt_arm::entry_count): New function.
3274 (Output_data_plt_arm::first_plt_entry_offset): New function.
3275 (Output_data_plt_arm::get_plt_entry_size): New function.
3276 * i386.cc (Target_i386::got_size): Add const.
3277 (Target_i386::got_entry_count): New function.
3278 (Target_i386::plt_entry_count): New function.
3279 (Target_i386::first_plt_entry_offset): New function.
3280 (Target_i386::plt_entry_size): New function.
3281 (Output_data_plt_i386::entry_count): New function.
3282 (Output_data_plt_i386::first_plt_entry_offset): New function.
3283 (Output_data_plt_i386::get_plt_entry_size): New function.
3284 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3285 find_incremental_inputs_sections. Dump incremental_got_plt section.
3286 * incremental.cc: Include target.h.
3287 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3288 parameter. Adjust all callers. Find incremental_got_plt section.
3289 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3291 (Output_section_incremental_inputs::set_final_data_size): Calculate
3292 size of incremental_got_plt section.
3293 (Output_section_incremental_inputs::do_write): Write the
3294 incremental_got_plt section.
3295 (Got_plt_view_info): New struct.
3296 (Local_got_offset_visitor): New class.
3297 (Global_got_offset_visitor): New class.
3298 (Global_symbol_visitor_got_plt): New class.
3299 (Output_section_incremental_inputs::write_got_plt): New function.
3300 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3301 Add parameter. Adjust all callers.
3302 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3303 (Incremental_inputs::got_plt_section): New function.
3304 (Incremental_inputs::got_plt_section_): New data member.
3305 (Incremental_got_plt_reader): New class.
3306 * layout.cc (Layout::create_incremental_info_sections): Add the
3307 incremental_got_plt section.
3308 * object.h (Got_offset_list::get_list): New function.
3309 (Got offset_list::for_all_got_offsets): New function.
3310 (Sized_relobj::local_got_offset_list): New function.
3311 * powerpc.cc (Target_powerpc::got_size): Add const.
3312 (Target_powerpc::got_entry_count): New function.
3313 (Target_powerpc::plt_entry_count): New function.
3314 (Target_powerpc::first_plt_entry_offset): New function.
3315 (Target_powerpc::plt_entry_size): New function.
3316 (Output_data_plt_powerpc::entry_count): New function.
3317 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3318 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3319 * sparc.cc (Target_sparc::got_size): Add const.
3320 (Target_sparc::got_entry_count): New function.
3321 (Target_sparc::plt_entry_count): New function.
3322 (Target_sparc::first_plt_entry_offset): New function.
3323 (Target_sparc::plt_entry_size): New function.
3324 (Output_data_plt_sparc::entry_count): New function.
3325 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3326 (Output_data_plt_sparc::get_plt_entry_size): New function.
3327 * symtab.h (Symbol::got_offset_list): New function.
3328 (Symbol_table::for_all_symbols): New function.
3329 * target.h (Sized_target::got_entry_count): New function.
3330 (Sized_target::plt_entry_count): New function.
3331 (Sized_target::plt_entry_size): New function.
3332 * x86_64.cc (Target_x86_64::got_size): Add const.
3333 (Target_x86_64::got_entry_count): New function.
3334 (Target_x86_64::plt_entry_count): New function.
3335 (Target_x86_64::first_plt_entry_offset): New function.
3336 (Target_x86_64::plt_entry_size): New function.
3337 (Output_data_plt_x86_64::entry_count): New function.
3338 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3339 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3341 2010-08-12 Cary Coutant <ccoutant@google.com>
3343 * archive.cc: Include incremental.h.
3344 (Archive::Archive): Initialize incremental_info_.
3345 (Archive::include_member): Record archive members in incremental info.
3346 (Add_archive_symbols::run): Record begin and end of an archive in
3348 (Lib_group::include_member): Record objects in incremental info.
3349 * archive.h (Incremental_archive_entry): Forward declaration.
3350 (Archive::set_incremental_info): New member function.
3351 (Archive::incremental_info): New member function.
3352 (Archive::Unused_symbol_iterator): New class.
3353 (Archive::unused_symbols_begin): New member function.
3354 (Archive::unused_symbols_end): New member function.
3355 (Archive::incremental_info_): New data member.
3356 * incremental-dump.cc (find_input_containing_global): New function.
3357 (dump_incremental_inputs): Dump new incremental info sections.
3358 * incremental.cc: Include symtab.h.
3359 (Output_section_incremental_inputs): New class.
3360 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3361 new incremental info sections.
3362 (Sized_incremental_binary::do_check_inputs): Likewise.
3363 (Incremental_inputs::report_archive): Remove.
3364 (Incremental_inputs::report_archive_begin): New function.
3365 (Incremental_inputs::report_archive_end): New function.
3366 (Incremental_inputs::report_object): New function.
3367 (Incremental_inputs::finalize_inputs): Remove.
3368 (Incremental_inputs::report_input_section): New function.
3369 (Incremental_inputs::report_script): Rewrite.
3370 (Incremental_inputs::finalize): Do nothing but finalize string table.
3371 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3372 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3373 (Incremental_inputs::create_data_sections): New function.
3374 (Incremental_inputs::relocs_entsize): New function.
3375 (Output_section_incremental_inputs::set_final_data_size): New function.
3376 (Output_section_incremental_inputs::do_write): New function.
3377 (Output_section_incremental_inputs::write_header): New function.
3378 (Output_section_incremental_inputs::write_input_files): New function.
3379 (Output_section_incremental_inputs::write_info_blocks): New function.
3380 (Output_section_incremental_inputs::write_symtab): New function.
3381 * incremental.h (Incremental_script_entry): Forward declaration.
3382 (Incremental_object_entry): Forward declaration.
3383 (Incremental_archive_entry): Forward declaration.
3384 (Incremental_inputs): Forward declaration.
3385 (Incremental_inputs_header_data): Remove.
3386 (Incremental_inputs_header): Remove.
3387 (Incremental_inputs_header_write): Remove.
3388 (Incremental_inputs_entry_data): Remove.
3389 (Incremental_inputs_entry): Remove.
3390 (Incremental_inputs_entry_write): Remove.
3391 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3392 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3393 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3394 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3396 (Incremental_input_entry): New class.
3397 (Incremental_script_entry): New class.
3398 (Incremental_object_entry): New class.
3399 (Incremental_archive_entry): New class.
3400 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3401 (Incremental_inputs::report_inputs): Remove.
3402 (Incremental_inputs::report_archive): Remove.
3403 (Incremental_inputs::report_archive_begin): New function.
3404 (Incremental_inputs::report_archive_end): New function.
3405 (Incremental_inputs::report_object): Change prototype.
3406 (Incremental_inputs::report_input_section): New function.
3407 (Incremental_inputs::report_script): Change prototype.
3408 (Incremental_inputs::get_reloc_count): New function.
3409 (Incremental_inputs::set_reloc_count): New function.
3410 (Incremental_inputs::create_data_sections): New function.
3411 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3412 (Incremental_inputs::inputs_section): New function.
3413 (Incremental_inputs::symtab_section): New function.
3414 (Incremental_inputs::relocs_section): New function.
3415 (Incremental_inputs::get_stringpool): Add const.
3416 (Incremental_inputs::command_line): Add const.
3417 (Incremental_inputs::inputs): Remove.
3418 (Incremental_inputs::command_line_key): New function.
3419 (Incremental_inputs::input_file_count): New function.
3420 (Incremental_inputs::input_files): New function.
3421 (Incremental_inputs::relocs_entsize): New function.
3422 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3423 (Incremental_inputs::finalize_inputs): Remove.
3424 (Incremental_inputs::Input_info): Remove.
3425 (Incremental_inputs::lock_): Remove.
3426 (Incremental_inputs::inputs_): Change type.
3427 (Incremental_inputs::inputs_map_): Remove.
3428 (Incremental_inputs::current_object_entry_): New data member.
3429 (Incremental_inputs::inputs_section_): New data member.
3430 (Incremental_inputs::symtab_section_): New data member.
3431 (Incremental_inputs::relocs_section_): New data member.
3432 (Incremental_inputs::reloc_count_): New data member.
3433 (Incremental_inputs_reader): New class.
3434 (Incremental_symtab_reader): New class.
3435 (Incremental_relocs_reader): New class.
3436 * layout.cc (Layout::finalize): Move finalization of incremental info
3437 and creation of incremental info sections to follow finalization of
3438 symbol table. Set offsets for postprocessing sections.
3439 (Layout::create_incremental_info_sections): Call
3440 Incremental_inputs::create_data_sections. Add incremental symtab
3441 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3442 sections to layout after input sections.
3443 * layout.h (struct Timespec): Forward declaration.
3444 (Layout::incremental_inputs): Add const.
3445 (Layout::create_incremental_info_sections): Add parameter.
3446 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3447 * object.cc: Include incremental.h.
3448 (Relobj::finalize_incremental_relocs): New function.
3449 (Sized_relobj::do_layout): Record input sections in incremental info.
3450 * object.h (Object::output_section): New function.
3451 (Object::output_section_offset): Moved from Relobj.
3452 (Object::get_incremental_reloc_base): New function.
3453 (Object::get_incremental_reloc_count): New function.
3454 (Object::do_output_section): New function.
3455 (Object::do_output_section_offset): Moved from Relobj.
3456 (Object::do_get_incremental_reloc_base): New function.
3457 (Object::do_get_incremental_reloc_count): New function.
3458 (Object::Object): Initialize new data members.
3459 (Relobj::output_section): Renamed do_output_section and moved to
3461 (Relobj::output_section_offset): Moved to Object.
3462 (Relobj::do_get_incremental_reloc_base): New function.
3463 (Relobj::do_get_incremental_reloc_count): New function.
3464 (Relobj::allocate_incremental_reloc_counts): New function.
3465 (Relobj::count_incremental_reloc): New function.
3466 (Relobj::finalize_incremental_relocs): New function.
3467 (Relobj::next_incremental_reloc_index): New function.
3468 (Relobj::reloc_counts_): New data member.
3469 (Relobj::reloc_bases_): New data member.
3470 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3471 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3472 (Sized_relobj::incremental_relocs_scan): New function.
3473 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3474 (Sized_relobj::incremental_relocs_write): New function.
3475 (Sized_relobj::incremental_relocs_write_reltype): New function.
3476 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3478 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3479 archives and object files elsewhere.
3480 (Add_symbols::run): Report object files here.
3481 (Finish_group::run): Report end of archive at end of group.
3482 * reloc.cc: Include layout.h, incremental.h.
3483 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3484 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3485 (Sized_relobj::incremental_relocs_scan): New function.
3486 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3487 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3488 (Sized_relobj::incremental_relocs_write): New function.
3489 (Sized_relobj::incremental_relocs_write_reltype): New function.
3490 * script.cc (read_input_script): Rewrite test for incremental link.
3491 Change call to Incremental_inputs::report_script.
3492 * symtab.h (Symbol_table::first_global_index): New function.
3493 (Symbol_table::output_count): New function.
3495 2010-08-12 Doug Kwan <dougkwan@google.com>
3497 * arm.cc (Target_arm::merge_object_attributes): Check command line
3498 options --no-wchar-size-warning and --no-enum-size-warning.
3499 * options.h (General_options): Add ld-compatible options
3500 --no-enum-size-warning and --no-wchar-size-warning.
3502 2010-08-04 Ian Lance Taylor <iant@google.com>
3504 * x86_64.cc (Target_x86_64::Scan::local): Use
3505 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3506 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3507 (Target_x86_64::Scan::global): Likewise.
3508 (Target_x86_64::Relocate::relocate): Likewise.
3509 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3512 2010-08-03 Cary Coutant <ccoutant@google.com>
3514 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3515 to reserve space in merged_strings vector. Keep total input size
3517 (Output_merge_string::do_print_merge_stats): Print total input size.
3518 * merge.h (Output_merge_string): Add input_size_ field.
3519 * stringpool.cc (Stringpool_template::string_length): Move
3520 implementations out of Stringpool_template class and place in
3522 * stringpool.h (string_length): Move out of Stringpool_template.
3524 2010-08-03 Ian Lance Taylor <iant@google.com>
3527 * layout.cc (relaxation_loop_body): If address of load segment is
3528 set, adjust address to include headers if possible.
3530 2010-08-03 Ian Lance Taylor <iant@google.com>
3532 * version.cc (version_string): Bump to 1.10.
3534 2010-08-03 Ian Lance Taylor <iant@google.com>
3537 * layout.h (enum Output_section_order): Define.
3538 (class Layout): Update declarations.
3539 * layout.cc (Layout::get_output_section): Add order parameter.
3540 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3541 is_first_non_relro parameters. Change all callers.
3542 (Layout::choose_output_section): Likewise.
3543 (Layout::add_output_section_data): Likewise.
3544 (Layout::make_output_section): Likewise. Set order.
3545 (Layout::default_section_order): New function.
3546 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3547 * output.cc (Output_section::Output_section): Initialize order_.
3548 Don't initialize deleted fields.
3549 (Output_segment::Output_segment): Don't initialize deleted
3551 (Output_segment::add_output_section_to_load): New function
3552 replacing add_output_section. Change all callers to call this or
3553 add_output_section_to_nonload.
3554 (Output_segment::add_output_section_to_nonload): New function.
3555 (Output_segment::remove_output_section): Rewrite.
3556 (Output_segment::add_initial_output_data): Likewise.
3557 (Output_segment::has_any_data_sections): Likewise.
3558 (Output_segment::is_first_section_relro): Likewise.
3559 (Output_segment::maximum_alignment): Likewise.
3560 (Output_segment::has_dynamic_reloc): New function replacing
3561 dynamic_reloc_count. Change all callers.
3562 (Output_segment::has_dynamic_reloc_list): New function replacing
3563 dynamic_reloc_count_list. Change all callers.
3564 (Output_segment::set_section_addresses): Rewrite.
3565 (Output_segment::set_offset): Rewrite.
3566 (Output_segment::find_first_and_last_list): Remove.
3567 (Output_segment::set_tls_offsets): Rewrite.
3568 (Output_segment::first_section_load_address): Likewise.
3569 (Output_segment::output_section_count): Likewise.
3570 (Output_segment::section_with_lowest_load_address): Likewise.
3571 (Output_segment::write_section_headers): Likewise.
3572 (Output_segment::print_sections_to_map): Likewise.
3573 * output.h (class Output_data): Remove dynamic_reloc_count_
3574 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3575 (Output_data::add_dynamic_reloc): Rewrite.
3576 (Output_data::has_dynamic_reloc): New function.
3577 (Output_data::dynamic_reloc_count): Remove.
3578 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3579 is_last_relro_, is_first_non_relro_, is_interp_,
3580 is_dynamic_linker_section_ fields. Add order and set_order
3581 functions. Remove is_relro_local, set_is_relro_local,
3582 is_last_relro, set_is_last_relro, is_first_non_relro,
3583 set_is_first_non_relro functions, is_interp, set_is_interp,
3584 is_dynamic_linker_section, and set_is_dynamic_linker_section
3586 (class Output_segment): Change Output_data_list from std::list to
3587 std:;vector. Add output_lists_ field. Remove output_data_ and
3588 output_bss_ fields. Update declarations.
3590 2010-08-02 Ian Lance Taylor <iant@google.com>
3592 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3593 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3594 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3596 2010-08-02 Ian Lance Taylor <iant@google.com>
3599 * script.cc (Script_options::Script_options): Initialize
3600 symbol_definitions_ and symbol_references_.
3601 (Script_options::add_symbol_assignment): Update
3602 symbol_definitions_ and symbol_references_.
3603 (Script_options::add_symbol_reference): New function.
3604 (script_symbol): New function.
3605 * script.h (class Script_options): Add symbol_definitions_ and
3606 symbol_references_ fields.
3607 (Script_options::referenced_const_iterator): New type.
3608 (Script_options::referenced_begin): New function.
3609 (Script_options::referenced_end): New function.
3610 (Script_options::is_referenced): New function.
3611 (Script_options::any_unreferenced): New function.
3612 * script-c.h (script_symbol): Declare.
3613 * yyscript.y (exp): Call script_symbol.
3614 * symtab.cc: Include "script.h".
3615 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3616 Change all callers. Check symbols referenced by scripts.
3617 (Symbol_table::add_undefined_symbols_from_command_line): Add
3618 layout parameter. Change all callers.
3619 (Symbol_table::do_add_undefined_symbols_from_command_line):
3620 Likewise. Break out loop body. Check symbols referenced by
3622 (Symbol_table::add_undefined_symbol_from_command_line): New
3623 function broken out of
3624 do_add_undefined_symbols_from_command_line.
3625 * symtab.h (class Symbol_table): Update declarations.
3626 * archive.cc: Include "layout.h".
3627 (Archive::should_include_member): Add layout parameter. Change
3628 all callers. Check for symbol mentioned in expression.
3629 * archive.h (class Archive): Update declaration.
3630 * object.cc (Sized_relobj::do_should_include_member): Add layout
3632 * object.h (Object::should_include_member): Add layout parameter.
3634 (Object::do_should_include_member): Add layout parameter.
3635 (class Sized_relobj): Update declaration.
3636 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3638 * dynobj.h (class Sized_dynobj): Update declaration.
3639 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3641 * plugin.h (class Sized_pluginobj): Update declaration.
3643 2010-08-02 Ian Lance Taylor <iant@google.com>
3646 * output.cc (Output_segment::set_offset): Search for the first and
3647 last sections rather than assuming that the list is in order.
3648 (Output_segment::find_first_and_last_list): New function.
3649 * output.h (class Output_segment): Update declarations.
3650 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3651 (relro_strip_test_SOURCES): New variable.
3652 (relro_strip_test_DEPENDENCIES): New variable.
3653 (relro_strip_test_LDFLAGS): New variable.
3654 (relro_strip_test_LDADD): New variable.
3655 (relro_strip_test.so): New target.
3657 2010-08-02 Ian Lance Taylor <iant@google.com>
3659 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3660 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3661 (Target_i386::got_tlsdesc_section): New function.
3662 (Target_i386::got_section): Create space for GOT entries for
3663 TLSDESC relocations.
3664 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3666 (Target_i386::Scan::global): Likewise.
3667 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3669 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3670 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3671 (Target_x86_64::got_tlsdesc_section): New function.
3672 (Target_x86_64::got_section): Create space for GOT entries for
3673 TLSDESC relocations.
3674 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3676 (Target_x86_64::Scan::global): Likewise.
3677 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3680 2010-08-02 Ian Lance Taylor <iant@google.com>
3682 * testsuite/final_layout.sh: Use dc to convert from hex to
3685 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3687 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3688 paramter to the call to gold::gc_process_relocs.
3689 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3690 paramter to the call to gold::gc_process_relocs.
3691 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3692 parameter to the call to gold::gc_process_relocs.
3693 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3694 template parameter to the call to gold::gc_process_relocs.
3695 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3696 paramter to the call to gold::gc_process_relocs.
3697 * gc.h (get_embedded_addend_size): New function.
3698 (gc_process_relocs): Save the size of the reloc for use by ICF.
3699 * icf.cc (get_section_contents): Get the addend from the text section
3700 for SHT_REL relocation sections.
3701 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3702 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3703 * int_encoding.h (read_from_pointer): New overloaded function.
3704 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3705 * testsuite/icf_sht_rel_addend_test.sh: New file.
3706 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3707 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3709 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3711 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3712 * Makefile.in: Regenerate.
3713 * testsuite/Makefile.in: Regenerate.
3715 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3717 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3718 * gold/testsuite/debug_msg.cc: Likewise.
3719 * gold/testsuite/odr_violation1.cc
3720 * gold/testsuite/odr_violation2.cc
3722 2010-07-21 Cary Coutant <ccoutant@google.com>
3724 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3725 string, and length fields.
3726 (Output_merge_string::Merged_strings_list): New type.
3727 (Output_merge_string::Merged_strings_lists): New typedef.
3728 (Output_merge_string): Replace merged_strings_ with
3729 merged_strings_lists_.
3730 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3731 Merged_strings_list per input object and section. Don't store pointer
3732 to the string. Don't store length with each merged string entry.
3733 (Output_merge_string::finalize_merged_data): Loop over list of merged
3734 strings lists. Recompute length of each merged string.
3736 2010-07-15 Cary Coutant <ccoutant@google.com>
3738 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3741 2010-07-14 Ian Lance Taylor <iant@google.com>
3743 * descriptors.cc (Descriptors::open): Report correct name in error
3746 2010-07-13 Doug Kwan <dougkwan@google.com>
3748 * arm.cc (Arm_input_section::Arm_input_section): For a
3749 SHT_ARM_EXIDX section, always keeps the input sections.
3750 (Arm_input_section::set_exidx_section_link): New method.
3751 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3752 has_errors_ to false.
3753 (Arm_exidx_input_section::has_errors,
3754 Arm_exidx_input_section::set_has_errors): New methods.
3755 (Arm_exidx_input_section::has_errors_): New data member.
3756 (Arm_relobj::get_exidx_shndx_list): New method.
3757 (Arm_output_section::append_text_sections_to_list): Do not skip
3758 section without SHF_EXECINSTR.
3759 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3761 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3762 section header. Make error messages more verbose. Check for
3763 a non-executable section linked to an EXIDX section.
3764 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3765 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3766 check that there is no deferred EXIDX section if we exit early.
3767 Instead of not making an EXIDX section in case of an error, make one
3768 and set the has_errors flag of it.
3769 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3770 in a relocatable link.
3771 (Target_arm::do_relax): Look for the EXIDX output section instead of
3772 assuming that it is called .ARM.exidx.
3773 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3774 section list. Do not check for SHF_EXECINSTR section flags but
3775 skip any input section with errors.
3776 * output.cc (Output_section::Output_section): Initialize
3777 always_keeps_input_sections_ to false.
3778 (Output_section::add_input_section): Check for
3779 always_keeps_input_sections_.
3780 * output.h (Output_section::always_keeps_input_sections,
3781 Output_section::set_always_keeps_input_sections): New methods.
3782 (Output_section::always_keeps_input_sections): New data member.
3784 2010-07-13 Rafael Espindola <espindola@google.com>
3786 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3787 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3789 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3790 Ian Lance Taylor <iant@google.com>
3792 * output.h (Output_section_lookup_maps::add_merge_section):
3793 Correct check of whether value was inserted.
3794 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3795 (Output_section_lookup_maps::add_relaxed_input_section):
3797 * arm.cc (Target_arm::got_section): Remove used local os.
3798 * i386.cc (Target_i386::got_section): Likewise.
3799 * x86_64.cc (Target_x86_64::got_section): Likewise.
3800 * sparc.cc (Target_sparc::got_section): Likewise.
3801 (Target_sparc::relocate): Remove unused local have_got_offset.
3802 * powerpc.cc (Target_powerpc::relocate): Likewise.
3804 2010-07-13 Ian Lance Taylor <iant@google.com>
3806 * compressed_output.cc (zlib_decompress): Fix signature in
3809 * archive.cc (Archive::include_member): Unlock an external member
3810 of a thin archive. Don't bother to delete an object we know is
3813 2010-07-12 Cary Coutant <ccoutant@google.com>
3815 * compressed_output.cc (zlib_decompress): New function.
3816 (get_uncompressed_size): New function.
3817 (decompress_input_section): New function.
3818 * compressed_output.h (get_uncompressed_size): New function.
3819 (decompress_input_section): New function.
3820 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3821 Handle compressed debug sections.
3822 * layout.cc (is_compressed_debug_section): New function.
3823 (Layout::output_section_name): Map compressed section names to
3825 * layout.h (is_compressed_debug_section): New function.
3826 (is_debug_info_section): Recognize compressed debug sections.
3827 * merge.cc: Include compressed_output.h.
3828 (Output_merge_data::do_add_input_section): Handle compressed
3830 (Output_merge_string::do_add_input_section): Handle compressed
3832 * object.cc: Include compressed_output.h.
3833 (Sized_relobj::Sized_relobj): Initialize new data members.
3834 (build_compressed_section_map): New function.
3835 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3836 * object.h (Object::section_is_compressed): New method.
3837 (Object::do_section_is_compressed): New method.
3838 (Sized_relobj::Compressed_section_map): New type.
3839 (Sized_relobj::do_section_is_compressed): New method.
3840 (Sized_relobj::compressed_sections_): New data member.
3841 * output.cc (Output_section::add_input_section): Handle compressed
3843 * reloc.cc: Include compressed_output.h.
3844 (Sized_relobj::write_sections): Handle compressed debug sections.
3846 2010-07-08 Cary Coutant <ccoutant@google.com>
3848 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3849 weak when resolving to a dynamic def.
3850 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3851 for weak undef/dynamic def cases. Adjust callers.
3852 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3853 undef_binding_weak_.
3854 (Symbol_table::sized_write_globals): Adjust symbol binding.
3855 (Symbol_table::sized_write_symbol): Add binding parameter.
3856 * symtab.h (Symbol::set_undef_binding): New method.
3857 (Symbol::is_undef_binding_weak): New method.
3858 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3859 (Symbol_table::should_override): Add new parameter.
3860 (Symbol_table::sized_write_symbol): Add new parameter.
3862 * testsuite/weak_undef_file1.cc: Add new test case.
3863 * testsuite/weak_undef_file2.cc: Fix header comment.
3864 * testsuite/weak_undef_test.cc: Add new test case.
3866 2010-06-29 Doug Kwan <dougkwan@google.com>
3868 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3869 Initialize USE_SYMBOL_.
3870 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3872 (Arm_reloc_property::uses_symbol_): New data member declaration.
3873 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3874 uses symbol value and symbol is undefined but not weakly undefined.
3876 2010-06-28 Rafael Espindola <espindola@google.com>
3878 * plugin.cc (Plugin::load): Use dlerror.
3880 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3882 * symtab.cc (detect_odr_violations): When reporting an ODR
3883 violation, report an object where the symbol is defined.
3885 2010-06-25 Doug Kwan <dougkwan@google.com>
3887 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3888 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3890 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3891 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3892 target hook to detect function points.
3893 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3894 * icf.h (Icf::check_section_for_function_pointers): Change type of
3895 parameter SECTION_NAME to const reference to std::string. Use
3896 target hook to determine if section may have unsafe pointers.
3897 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3900 2010-06-21 Rafael Espindola <espindola@google.com>
3902 * fileread.cc (Input_file::find_fie): New
3903 (Input_file::open): Use Input_file::find_fie.
3904 * fileread.h (Input_file::find_fie): New
3905 * plugin.cc (set_extra_library_path): New.
3906 (Plugin::load): Add set_extra_library_path to the transfer vector.
3907 (Plugin_manager::set_extra_library_path): New.
3908 (Plugin_manager::add_input_file): Use the extra search path if set.
3909 (set_extra_library_path(): New.
3910 * plugin.h (Plugin_manager): Add set_extra_library_path and
3913 2010-06-19 Cary Coutant <ccoutant@google.com>
3915 * layout.cc (gdb_sections): Add .debug_types.
3916 (lines_only_debug_sections): Likewise.
3918 2010-06-18 Rafael Espindola <espindola@google.com>
3920 * plugin.cc (add_input_file,add_input_library)
3921 (Plugin_manager::add_input_file): Make filename arguments const.
3922 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3925 2010-06-16 Doug Kwan <dougkwan@google.com>
3927 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3928 .ARM.attributes section if we have not merged any input
3929 attributes sections.
3931 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3933 * arm.cc: Allow combining objects with no EABI version
3936 2010-06-15 Rafael Espindola <espindola@google.com>
3938 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3940 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3942 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3943 (struct iovec): Correct !HAVE_READV definition.
3945 2010-06-10 Cary Coutant <ccoutant@google.com>
3947 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
3948 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
3950 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
3953 * symtab.h (Symbol::is_placeholder): New member function.
3954 * target-reloc.h (relocate_section): Check for placeholder symbols.
3956 * testsuite/Makefile.am (plugin_test_8): New test.
3957 (plugin_test_9): New test.
3958 * testsuite/Makefile.in: Regenerate.
3960 2010-06-09 Nick Clifton <nickc@redhat.com>
3962 * yyscript.y (input_list_element): Allow strings prefixed with
3963 the '-' character. Treat these as libraries.
3964 * script.cc (script_add_library): New function. Adds a library
3965 specified by "-l<name>" found in an input script.
3966 * script-c.h: Add prototype for script_add_library.
3968 2010-06-07 Doug Kwan <dougkwan@google.com>
3970 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
3971 Restrict stub-group size to be within long conditional branch
3972 range when working around cortex-A8 erratum.
3974 2010-06-07 Damien Diederen <dd@crosstwine.com>
3976 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
3979 2010-06-03 Sriraman Tallam <tmsriram@google.com>
3983 (Output_section::Input_section_sort_entry::compare_section_ordering):
3984 Change to return non-zero correctly.
3985 (Output_section::Input_section_sort_section_order_index_compare
3986 ::operator()): Change to fix ambiguity in comparisons.
3988 2010-06-01 Sriraman Tallam <tmsriram@google.com>
3990 * gold.h (is_wildcard_string): New function.
3991 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
3992 (Layout::layout_eh_frame): Ditto.
3993 (Layout::find_section_order_index): New method.
3994 (Layout::read_layout_from_file): New method.
3995 * layout.h (Layout::find_section_order_index): New method.
3996 (Layout::read_layout_from_file): New method.
3997 (Layout::input_section_position_): New private member.
3998 (Layout::input_section_glob_): New private member.
3999 * main.cc (main): Call read_layout_from_file here.
4000 * options.h (--section-ordering-file): New option.
4001 * output.cc (Output_section::input_section_order_specified_): New
4003 (Output_section::Output_section): Initialize new member.
4004 (Output_section::add_input_section): Add new parameter.
4005 Keep input sections when --section-ordering-file is used.
4006 (Output_section::set_final_data_size): Sort input sections when
4007 section ordering file is specified.
4008 (Output_section::Input_section_sort_entry): Add new parameter.
4010 (Output_section::Input_section_sort_entry::compare_section_ordering):
4012 (Output_section::Input_section_sort_compare::operator()): Change to
4013 consider section_order_index.
4014 (Output_section::Input_section_sort_init_fini_compare::operator()):
4015 Change to consider section_order_index.
4016 (Output_section::Input_section_sort_section_order_index_compare
4017 ::operator()): New method.
4018 (Output_section::sort_attached_input_sections): Change to sort
4019 according to section order when specified.
4020 (Output_section::add_input_section<32, true>): Add new parameter.
4021 (Output_section::add_input_section<64, true>): Add new parameter.
4022 (Output_section::add_input_section<32, false>): Add new parameter.
4023 (Output_section::add_input_section<64, false>): Add new parameter.
4024 * output.h (Output_section::add_input_section): Add new parameter.
4025 (Output_section::input_section_order_specified): New
4027 (Output_section::set_input_section_order_specified): New method.
4028 (Input_section::Input_section): Initialize section_order_index_.
4029 (Input_section::section_order_index): New method.
4030 (Input_section::set_section_order_index): New method.
4031 (Input_section::section_order_index_): New member.
4032 (Input_section::Input_section_sort_section_order_index_compare): New
4034 (Output_section::input_section_order_specified_): New member.
4035 * script-sections.cc (is_wildcard_string): Delete and move modified
4037 (Output_section_element_input::Output_section_element_input): Modify
4038 call to is_wildcard_string.
4039 (Output_section_element_input::Input_section_pattern
4040 ::Input_section_pattern): Ditto.
4041 (Output_section_element_input::Output_section_element_input): Ditto.
4042 * testsuite/Makefile.am (final_layout): New test case.
4043 * testsuite/Makefile.in: Regenerate.
4044 * testsuite/final_layout.cc: New file.
4045 * testsuite/final_layout.sh: New file.
4047 2010-06-01 Rafael Espindola <espindola@google.com>
4049 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4051 2010-06-01 Rafael Espindola <espindola@google.com>
4053 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4054 visibility of symbols.
4056 2010-05-27 Doug Kwan <dougkwan@google.com>
4058 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4059 from start of output section instead of address for a local symbol
4060 in a merged or relaxed section when doing a relocatable link.
4062 2010-05-26 Rafael Espindola <espindola@google.com>
4065 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4066 adding sections the garbage collector removed.
4067 * gold/testsuite/Makefile.am: Add test.
4068 * gold/testsuite/Makefile.in: Regenerate.
4069 * gold/testsuite/plugin_test_7.sh: New.
4070 * gold/testsuite/plugin_test_7_1.c: New.
4071 * gold/testsuite/plugin_test_7_2.c: New.
4073 2010-05-26 Rafael Espindola <espindola@google.com>
4075 * script-sections.cc (Output_section_definition::set_section_addresses):
4076 Check for --section-start.
4078 2010-05-26 Doug Kwan <dougkwan@google.com>
4080 * arm.cc (Arm_scan_relocatable_relocs): New class.
4081 (Target_arm::relocate_special_relocatable): New method.
4082 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4083 (Arm_relocate_functions::thumb_branch_common): Same.
4084 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4085 instead of Default_scan_relocatable_relocs.
4086 * target-reloc.h (relocate_for_relocatable): Let target handle
4087 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4088 * target.h (Sized_target::relocate_special_relocatable): New method.
4090 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4092 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4094 2010-05-23 Doug Kwan <dougkwan@google.com>
4096 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4098 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4099 with a direct branch, not a conditional branch, to a stub.
4100 * merge.cc (Output_merge_base::record_input_section): New method
4102 (Output_merge_data::do_add_input_section): Record input section if
4103 keeps-input-sections flag is set.
4104 (Output_merge_string::do_add_input_section): Ditto.
4105 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4106 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4108 (Output_merge_base::keeps_input_sections,
4109 Output_merge_base::set_keeps_input_sections,
4110 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4112 (Output_merge_base::Input_sections): New type declaration.
4113 (Output_merge_base::input_sections_begin,
4114 Output_merge_base::input_sections_end,
4115 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4116 (Output_merge_base::bool keeps_input_sections_,
4117 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4118 Output_merge_base::input_sections_): New data members.
4119 (Output_merge_data::do_set_keeps_input_sections): New method
4121 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4122 * output.cc (Output_section::Input_section::relobj): Move method
4123 defintion from class declaration to here and handle merge sections.
4124 (Output_section::Input_section::shndx): Ditto.
4125 (Output_section::Output_section): Remove initializations of removed
4126 data members and initialize new data member LOOKUP_MAPS_.
4127 (Output_section::add_input_section): Set keeps-input-sections flag
4128 for a newly created merge output section as appropriate. Adjust code
4129 to use Output_section_lookup_maps class.
4130 (Output_section::add_relaxed_input_section): Adjst code for lookup
4131 maps code refactoring.
4132 (Output_section::add_merge_input_section): Add a new parameter
4133 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4134 class. If adding input section to a newly created merge output
4135 section fails, remove the new merge section.
4136 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4137 Adjust code for use of the Output_section_lookup_maps class.
4138 (Output_section::find_merge_section): Ditto.
4139 (Output_section::build_lookup_maps): New method defintion.
4140 (Output_section::find_relaxed_input_section): Adjust code to use
4141 Output_section_lookup_maps class.
4142 (Output_section::get_input_sections): Export merge sections. Adjust
4143 code to use Output_section_lookup_maps class.
4144 (Output_section:::add_script_input_section): Adjust code to use
4145 Output_section_lookup_maps class. Update lookup maps for merge
4147 (Output_section::discard_states): Use Output_section_lookup_maps.
4148 (Output_section::restore_states): Same.
4149 * output.h (Merge_section_properties): Move class defintion out of
4151 (Output_section_lookup_maps): New class.
4152 (Output_section::Input_section::is_merge_section): New method
4154 (Output_section::Input_section::relobj): Move defintion out of class
4155 defintion. Declare method only.
4156 (Output_section::Input_section::shndx): Ditto.
4157 (Output_section::Input_section::output_merge_base): New method defintion.
4158 (Output_section::Input_section::u2_.pomb): New union field.
4159 (Output_section::Merge_section_by_properties_map,
4160 Output_section::Output_section_data_by_input_section_map,
4161 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4163 (Output_section::add_merge_input_section): Add new parameter
4164 KEEPS_INPUT_SECTIONS.
4165 (Output_section::build_lookup_maps): New method declaration.
4166 (Output_section::merge_section_map_,
4167 Output_section::merge_section_by_properties_map_,
4168 Output_section::relaxed_input_section_map_,
4169 Output_section::is_relaxed_input_section_map_valid_): Remove data
4171 (Output_section::lookup_maps_): New data member.
4173 2010-05-21 Doug Kwan <dougkwan@google.com>
4176 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4177 avoid a compilation error.
4179 2010-05-19 Rafael Espindola <espindola@google.com>
4181 * script-sections.cc (Output_section_definition::allocate_to_segment):
4182 Update the phdrs_list even when the output section is NULL.
4183 * testsuite/Makefile.am: Add test.
4184 * testsuite/Makefile.in: Regenerate.
4185 * testsuite/script_test_9.cc: New.
4186 * testsuite/script_test_9.sh: New.
4187 * testsuite/script_test_9.t: New.
4189 2010-05-19 Doug Kwan <dougkwan@google.com>
4191 * arm.cc (Arm_input_section::original_size): New method.
4192 (Arm_input_section::do_addralign): Add a cast.
4193 (Arm_input_section::do_output_offset): Remove static cast.
4194 (Arm_input_section::original_addralign,
4195 Arm_input_section::original_size_): Change type to uint32_t.
4196 (Arm_input_section::init): Add safe casts for section alignment
4198 (Arm_input_section::set_final_data_size): Do not set address and
4199 offset of stub table.
4200 (Arm_output_section::fix_exidx_coverage): Change use of of
4201 Output_section::Simple_input_section to that of
4202 Output_section::Input_section.
4203 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4204 except for the first pass.
4205 * output.cc (Output_section::get_input_sections): Change type of
4206 input_sections to std::list<Input_section>.
4207 (Output_section::add_script_input_section): Rename from
4208 Output_section::add_simple_input_section. Change type of SIS
4209 parameter from Simple_input_section to Input_section.
4210 * output.h (Output_section::Simple_input_section): Remove class.
4211 (Output_section::Input_section): Change class visibility to public.
4212 (Output_section::Input_section::addralign): Use stored alignments
4213 for special input sections if set.
4214 (Output_section::Input_section::set_addralign): New method.
4215 (Output_section::get_input_sections): Change parameter type from
4216 list of Simple_input_section to list of Input_section.
4217 (Output_section::add_script_input_section): Rename from
4218 Output_section::add_simple_input_section. Change first parameter's
4219 type from Simple_input_section to Input_section and remove the
4220 second and third parameters.
4221 * script-sections.cc (Input_section::Input_section_list): Change
4222 type to list of Output_section::Input_section/
4223 (Input_section_info::Input_section_info): Change parameter type of
4224 INPUT_SECTION to Output_section::Input_section.
4225 (Input_section_info::input_section): Change return type.
4226 (Input_section_info::input_section_): Change type to
4227 Output_section::Input_section.
4228 (Output_section_element_input::set_section_addresses): Adjust code
4229 to use Output_section::Input_section instead of
4230 Output_section::Simple_input_section. Adjust code for renaming
4231 of Output_section::add_simple_input_section.
4232 (Orphan_output_section::set_section_addresses): Ditto.
4234 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4236 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4237 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4239 2010-05-18 Rafael Espindola <espindola@google.com>
4241 * options.cc (General_options::finalize): Handle -nostdlib.
4242 * options.h (nostdlib): New option.
4243 * script.cc (script_add_search_dir): Handle -nostdlib.
4245 2010-05-12 Doug Kwan <dougkwan@google.com>
4247 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4248 attributes section only if there no attributes section after merging.
4249 (Target_arm::merge_object_attributes): Move value of
4250 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4251 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4252 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4253 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4254 and arm_attr_merge_7.stdout.
4255 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4256 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4257 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4258 arm_attr_merge_7b.o): New rules.
4259 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4261 * testsuite/Makefile.in: Regenerate.
4262 * testsuite/arm_attr_merge.sh: New file.
4263 * testsuite/arm_attr_merge_[67][ab].s: Same.
4265 2010-05-05 Nick Clifton <nickc@redhat.com>
4267 * po/es.po: Updated Spanish translation.
4269 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4271 * Makefile.am (install-exec-local): Properly install gold as
4272 default cross linker.
4273 * Makefile.in: Regenerated.
4275 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4276 Nick Clifton <nickc@redhat.com>
4278 * configure.ac (install_as_default): Define and set to false
4279 unless --enable-gold or --enable-gold=both/gold has been
4281 * configure: Regenerate.
4283 * Makefile.am (install-exec-local): Install the executable as
4284 'ld.gold'. If install_as_default is true then also install it as
4286 * Makefile.in: Regenerated.
4288 2010-04-24 Ian Lance Taylor <iant@google.com>
4290 * layout.cc (Layout::layout_reloc): In relocatable link don't
4291 combine reloc sections for grouped sections.
4293 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4295 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4296 sections that are not ordinary to icf.
4297 * icf.cc (get_section_contents): Handle relocation pointing to section
4298 with no object or shndx information.
4299 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4300 * testsuite/Makefile.in: Regenerate.
4301 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4302 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4304 2010-04-22 Ian Lance Taylor <iant@google.com>
4306 * expression.cc (Expression::Expression_eval_info): Add
4307 result_alignment_pointer field.
4308 (Expression::eval_with_dot): Add result_alignment_pointer
4309 parameter. Change all callers.
4310 (Expression::eval_maybe_dot): Likewise.
4311 (class Binary_expression): Add alignment_pointer parameter to
4312 left_value and right_value. Change all callers.
4313 (BINARY_EXPRESSION): Set result alignment.
4314 (class Trinary_expression): Add alignment_pointer parameter to
4315 arg2_value and arg3_value. Change all callers.
4316 (Trinary_cond::value): Set result alignment.
4317 (Max_expression::value, Min_expression::value): Likewise.
4318 (Align_expression::value): Likewise.
4319 * script-sections.cc (class Sections_element): Add dot_alignment
4320 parameter to set_section_addresses virtual function. Update
4322 (class Output_section_element): Likewise.
4323 (Script_sections::create_segments): Add dot_alignment parameter.
4325 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4326 (Script_sections::set_phdrs_clause_addresses): Likewise.
4327 * script-sections.h: Update declarations.
4328 * script.h: Update declarations.
4329 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4331 * testsuite/script_test_3.t: Set large alignment.
4332 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4333 segment has expected alignment.
4335 2010-04-22 Nick Clifton <nickc@redhat.com>
4337 * po/gold.pot: Updated by the Translation project.
4338 * po/vi.po: Updated Vietnamese translation.
4340 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4342 * testsuite/Makefile.am (check_PROGRAMS): Add
4343 icf_virtual_function_folding_test.
4344 * testsuite/Makefile.in: Regenerated.
4346 2010-04-15 Andrew Haley <aph@redhat.com>
4348 * options.h (merge_exidx_entries): New option.
4349 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4350 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4351 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4352 (Target_arm::merge_exidx_entries): New function.
4353 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4354 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4355 to Arm_exidx_fixup constructor.
4356 Add new arg, merge_exidx_entries.
4357 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4358 Arm_output_section::fix_exidx_coverage.
4360 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4362 * icf.cc (get_section_contents): Check for preemptible functions.
4363 Ignore addend when appropriate.
4364 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4366 (add_from_relobj): Check for section folded.
4367 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4368 * symtab.h (should_add_dynsym_entry): Add new parameter.
4369 * target-reloc.h (scan_relocs): Check for section folded.
4370 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4371 Check reloc types for function pointers in shared objects.
4372 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4374 (icf_preemptible_functions_test): New test case.
4375 (icf_string_merge_test): New test case.
4376 * testsuite.Makefile.in: Regenerate.
4377 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4378 bar_glob. Refactor code.
4379 * testsuite/icf_preemptible_functions_test.cc: New file.
4380 * testsuite/icf_preemptible_functions_test.sh: New file.
4381 * testsuite/icf_string_merge_test.cc: New file.
4382 * testsuite/icf_string_merge_test.sh: New file.
4383 * testsuite/icf_virtual_function_folding_test.cc: New file.
4384 * testsuite/icf_virtual_function_folding_test.sh: New file.
4386 2010-04-14 Doug Kwan <dougkwan@google.com>
4388 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4389 for local symbol recounting if we remove a section due to ICF.
4390 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4391 there are no regular objects in input.
4393 2010-04-13 Doug Kwan <dougkwan@google.com>
4395 * arm.cc (Arm_input_section::set_final_data_size): Compute
4396 accurate final data size instead of using current data size.
4398 2010-04-09 Doug Kwan <dougkwan@google.com>
4400 * layout.cc (Layout::choose_output_section): Handle script section
4402 (Layout::make_output_section_for_script): Add section type parameter.
4403 Handle script section types.
4404 * layout.h (Layout::make_output_section_for_script): Add section
4406 * output.cc (Output_section::Output_section): Initialize data member
4408 (Output_section::do_reset_address_and_file_offset): Do not set address
4409 to 0 if section is a NOLOAD section.
4410 * output.h (Output_section::is_noload): New method.
4411 (Output_section::set_is_noload): Ditto.
4412 (Output_section::is_noload_): New data member.
4413 * script-c.h (Script_section_type): New enum type.
4414 (struct Parser_output_section_header): Add new file section_type.
4415 * script-sections.cc (Sections_element::output_section_name): Add
4416 parameter for returning script section type.
4417 (Output_section_definition::output_section_name): Ditto.
4418 (Output_section_definition::section_type)P; New method.
4419 (Output_section_definiton::script_section_type_name): Ditto.
4420 (Output_section_definition::script_section_type_): New data member.
4421 (Output_section_definition::Output_section_definition): Initialize
4422 data member Output_section_definition::script_section_type_.
4423 (Output_section_definition::create_sections): Pass script section type
4424 to Layout::make_output_section_for_script.
4425 (Output_section_definition::output_section_name): Return script
4426 section type to caller.
4427 (Output_section_definition::set_section_address): Do not advance
4428 dot value and load address if section type is NOLOAD. Set address
4429 of NOLOAD sections regardless of section flags.
4430 (Output_section_definition::print): Print section type if it is
4431 not SCRIPT_SECTION_TYPE_NONE.
4432 (Output_section_definition::section_type): New method.
4433 (Output_section_definition::script_section_type_name): Ditto.
4434 (Script_sections::output_section_name): Add new parameter
4435 PSECTION_TYPE for returning script section type. Pass it to
4436 section elements. Handle discard sections.
4437 (Sort_output_sections::operator()): Handle NOLOAD sections.
4438 * script-sections.h (Script_sections::Section_type): New enum type.
4439 (Script_sections::output_section_name): Add a new parameter for
4440 returning script section type.
4441 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4443 * yyscript.y (union): Add new field SECTION_TYPE.
4444 (COPY, DSECT, INFO, NOLOAD): New tokens.
4445 (opt_address_and_section_type): Change type to output_section_header.
4446 (section_type): New non-terminal
4447 (section_header): Handle section type.
4448 (opt_address_and_section_type): Return section type value.
4450 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4452 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4453 * testsuite/plugin_common_test_2.c (foo): Likewise.
4455 2010-04-08 Doug Kwan <dougkwan@google.com>
4457 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4459 * output.cc (Output_section::add_merge_input_section): Simplify
4460 code and return status of Output_merge_base::add_input_section.
4461 Update merge section map only if Output_merge_base::add_input_section
4464 2010-04-07 Doug Kwan <dougkwan@google.com>
4466 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4467 if section is marked as containing instructions but has no mapping
4469 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4470 correct section index.
4471 (Arm_relobj::find_linked_text_section): Ditto.
4473 2010-04-07 Cary Coutant <ccoutant@google.com>
4475 * archive.cc (include_member): Destroy Read_symbols_data object before
4477 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4478 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4479 (Read_symbols_data::~Read_symbols_data) New destructor.
4480 (Section_relocs::Section_relocs) New constructor.
4481 (Section_relocs::~Section_relocs) New destructor.
4482 (Read_relocs_data::Read_relocs_data) New constructor.
4483 (Read_relocs_data::~Read_relocs_data) New destructor.
4484 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4485 pointers to NULL after deleting.
4487 2010-04-07 Doug Kwan <dougkwan@google.com>
4489 * arm.cc: Replace "endianity" with "endianness" in comments.
4490 (Arm_exidx_cantunwind): Ditto.
4491 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4492 (Arm_relobj::merge_flags_and_attributes): New method.
4493 (Arm_relobj::merge_flags_and_attributes_): New data member.
4494 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4495 (Arm_relobj::scan_sections_for_stubs): Ditto.
4496 (Arm_relobj::do_read_symbols): Check to see if we really want to
4497 merge processor-specific flags and attributes. Exit early if
4498 an object is empty except for section names and the undefined symbol.
4499 (Target_arm::do_finalize_sections): Move check for ELF format to
4500 Arm_relobj::do_read_symbols. Merge processor specific flags and
4501 attributes from a regular object only when we have determined that
4502 it is aapropriate. Do not create an .ARM.attributes section in
4503 output if there is no regular input object.
4504 (Target_arm::merge_processor_specific_flags): Check
4505 --warn-mismatch before printing any error.
4506 (Target_arm::merge_object_attributes): Ditto.
4507 * gold.cc (queue_middle_tasks): Handle the case in which there is
4508 no regular object in input.
4509 * options.cc (General_options::parse_EB): New method.
4510 (General_options::parse_EL): Same.
4511 (General_options::General_options): Initialize endianness_.
4512 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4514 (General_options::Endianness): New enum.
4515 (General_options::endianness): New method.
4516 (General_options::endianness_): New data member.
4517 * parameters.cc (Parameters::set_options): Check target endianness.
4518 (Parameters::set_target_once): Ditto.
4519 (Parameters::check_target_endianness): New method.
4520 (parameters_force_valid_target): If either -EL or -EB is specified,
4521 use it to define endianness of default target.
4522 * parameters.h (Parameters::check_target_endianness): New method
4524 * target.h (class Target): Change "endianity" to "endianness"
4527 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4529 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4530 * configure: Regenerate.
4531 * Makefile.in: Regenerate.
4532 * testsuite/Makefile.in: Regenerate.
4534 2010-04-06 Cary Coutant <ccoutant@google.com>
4537 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4538 prevailing definitions of common symbols.
4539 * testsuite/plugin_test_6.sh: New test case.
4540 * testsuite/plugin_common_test_1.c: New test case.
4541 * testsuite/plugin_common_test_2.c: New test case.
4542 * testsuite/Makefile.am (plugin_test_6): New test case.
4543 * testsuite/Makefile.in: Regenerate.
4545 2010-04-06 Nick Clifton <nickc@redhat.com>
4547 * po/vi.po: New Vietnamese translation.
4549 2010-03-30 Doug Kwan <dougkwan@google.com>
4551 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4553 2010-03-25 Doug Kwan <dougkwan@google.com>
4555 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4556 to avoid a conversion warning on a 32-bit host.
4558 2010-03-24 Ian Lance Taylor <iant@google.com>
4560 * testsuite/script_test_3.t: Add a TLS segment.
4561 * testsuite/Makefile.am (check_PROGRAMS): Add
4562 tls_phdrs_script_test.
4563 (tls_phdrs_script_test_SOURCES): Define.
4564 (tls_phdrs_script_test_DEPENDENCIES): Define.
4565 (tls_phdrs_script_test_LDFLAGS): Define.
4566 (tls_phdrs_script_test_LDADD): Define.
4567 * testsuite/Makefile.in: Rebuild.
4569 2010-03-23 Cary Coutant <ccoutant@google.com>
4571 * fileread.cc (find_or_make_view): Fix comment.
4573 2010-03-23 Ian Lance Taylor <iant@google.com>
4575 * script-sections.cc (class Orphan_section_placement): Define
4576 PLACE_TLS and PLACE_TLS_BSS.
4577 (Orphan_section_placement::Orphan_section_placement): Initialize
4579 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4580 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4581 (tls_script_test_SOURCES): Define.
4582 (tls_script_test_DEPENDENCIES): Define.
4583 (tls_script_test_LDFLAGS): Define.
4584 (tls_script_test_LDADD): Define.
4585 * testsuite/Makefile.in: Rebuild.
4587 2010-03-22 Doug Kwan <dougkwan@google.com>
4589 * arm.cc (Arm_relocate_functions::abs8,
4590 Arm_relocate_functions::abs16): Use correct check for overflow
4591 specified in the ARM ELF specs.
4592 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4593 target of a BLX instruction specially.
4594 (Reloc_stub::stub_type_for_reloc): Ditto.
4595 (Relocate::relocate): Use symbolic names instead of numeric relocation
4596 codes to report error.
4597 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4599 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4600 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4601 thumb2_blx_out_of_range.stdout
4602 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4603 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4604 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4605 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4606 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4607 thumb2_blx_in_range, thumb2_blx_in_range.o,
4608 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4609 thumb2_blx_out_of_range.o): New rules.
4610 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4611 thumb2_blx_in_range and thumb2_blx_out_of_range.
4612 * testsuite/Makefile.in: Regenerate.
4613 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4614 * testsuite/thumb_blx_in_range.s: New file.
4615 * testsuite/thumb_blx_out_of_range.s: New file.
4617 2010-03-22 Rafael Espindola <espindola@google.com>
4619 * archive.cc (Should_include): Move to archive.h.
4620 (should_include_member): Make it a member of Archive.
4622 (Add_lib_group_symbols): New.
4623 * archive.h: Include options.h.
4624 (Archive_member): Moved from Archive.
4625 (Should_include): Moved from archive.cc.
4627 (Add_lib_group_symbols): New.
4628 * dynobj.cc (do_should_include_member): New.
4629 * dynobj.h (do_should_include_member): New.
4630 * gold.cc (queue_initial_tasks): Update call to queue.
4631 * main.cc (main): Print lib group stats.
4632 * object.cc (do_should_include_member): New.
4633 * object.h: Include archive.h.
4634 (Object::should_include_member): New.
4635 (Object::do_should_include_member): New.
4636 (Sized_relobj::do_should_include_member): New.
4637 * options.cc (General_options::parse_start_lib): New.
4638 (General_options::parse_end_lib): New.
4639 (Input_arguments::add_file): Handle lib groups.
4640 (Input_arguments::start_group): Check we are not in a lib.
4641 (Input_arguments::start_lib): New.
4642 (Input_arguments::end_lib): New.
4643 * options.h (General_options): Add start_lib and end_lib.
4644 (Input_argument::lib_): New.
4645 (Input_argument::lib): New.
4646 (Input_argument::is_lib): New.
4647 (Input_file_lib): New.
4648 (Input_arguments::in_lib_): New.
4649 (Input_arguments::in_lib): New.
4650 (Input_arguments::start_lib): New.
4651 (Input_arguments::end_lib_): New.
4652 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4653 in unused members as preempted.
4654 (Sized_pluginobj::do_should_include_member): New.
4655 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4656 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4658 (Read_symbols::do_whole_lib_group): New.
4659 (Read_symbols::do_lib_group): New.
4660 (Read_symbols::do_read_symbols): Handle lib groups.
4661 (Read_symbols::get_name): Handle lib groups.
4662 * readsyms.h (Read_symbols): Add an archive member pointer.
4663 (Read_symbols::do_whole_lib_group): New.
4664 (Read_symbols::do_lib_group): New.
4665 (Read_symbols::member_): New.
4666 * script.cc (read_input_script): Update call to queue_soon.
4668 2010-03-19 Doug Kwan <dougkwan@google.com>
4670 * arm.cc (Stub_table::Stub_table): Initialize new data members
4671 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4672 (Stub_table::add_reloc_stub): Assign stub offset and update
4673 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4674 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4676 (Stub_table::update_data_size_and_addralign): Use
4677 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4678 instead of going over all reloc stubs.
4679 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4680 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4681 Stringpool_template::offset_ to size of Stringpool_char.
4682 (Stringpool_template::new_key_offset): Remove code to initialize
4683 Stringpool_template::offset_.
4684 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4685 Stringpool_template::offset_ to zero.
4687 2010-03-15 Doug Kwan <dougkwan@google.com>
4689 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4691 (Stringpool_template::new_key_offset): New method.
4692 (Stringpool_template::add_string): Assign offsets when adding new
4694 (Stringpool_template::set_string_offsets): Do not set string offsets
4695 when not optimizing.
4696 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4698 (Chunked_vector::clear): Clear size_.
4699 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4700 (Chunked_vector::size): Return size_.
4701 (Chunked_vector::push_back): Use size_ to find insert position.
4702 (Chunked_vector::size_): New data member.
4703 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4704 (Stringpool_template::new_key_offset): New method declaration.
4705 (Stringpool_template::offset_): New data member.
4707 2010-03-15 Rafael Espindola <espindola@google.com>
4709 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4710 Add_symbols' constructor.
4711 * readsyms.h (Add_symbols): Remove the input_group member.
4713 2010-03-10 Ian Lance Taylor <iant@google.com>
4715 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4716 target to ask whether a reference to a symbol requires a stack
4718 * target.h (Target::is_call_to_non_split): New function.
4719 (Target::do_is_call_to_non_split): Declare virtual function.
4720 * target.cc: Include "symtab.h".
4721 (Target::do_is_call_to_non_split): New function.
4722 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4724 2010-03-10 Cary Coutant <ccoutant@google.com>
4726 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4727 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4728 (File_read::open[2]): Add whole_file_view_ to list of views.
4729 (File_read::make_view): Remove test of whole_file_view_.
4730 (File_read::find_or_make_view): Create whole_file_view_ if
4732 (File_read::clear_views): Replace bool parameter with enum;
4733 adjust all callers. Don't delete views with permanent data;
4734 do delete cached views and views from archives if
4735 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4736 if clearing the corresponding view.
4737 * fileread.h (File_read::Clear_views_mode): New enum.
4738 (File_read::View::is_permanent_view): New method.
4739 (File_read::clear_views): Replace bool parameter
4740 with enum; adjust all callers.
4741 * options.h (General_options): Change keep_files_mapped option;
4742 add map_whole_files.
4743 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4745 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4748 2010-03-10 David S. Miller <davem@davemloft.net>
4750 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4752 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4754 * icf.cc (get_section_contents): Add '@' marker after processing the
4757 2010-03-08 Doug Kwan <dougkwan@google.com>
4759 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4760 due to a conversion warning.
4761 (Arm_relobj::update_output_local_symbol_count): Check for local
4762 symbol with unset output index.
4764 2010-03-05 Ian Lance Taylor <iant@google.com>
4766 * options.h (class General_options): Add --spare-dynamic-tags.
4767 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4768 --spare-dynamic-tags.
4770 2010-03-05 Ian Lance Taylor <iant@google.com>
4772 * incremental.cc: Include "libiberty.h".
4774 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4776 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4777 function, is_info_ member.
4778 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4779 (Versions::Versions): Update caller.
4780 (Versions::define_base_version): Likewise.
4781 (Versions::add_def): Likewise.
4783 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4785 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4786 (Scan::possible_function_pointer_reloc): New function.
4787 (Scan::local_reloc_may_be_function_pointer): Change to call
4788 possible_function_pointer_reloc.
4789 (Scan::global_reloc_may_be_function_pointer): Ditto.
4790 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4791 relocations in ".data.rel.ro._ZTV" section.
4792 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4793 * testsuite/icf_safe_so_test.cc: Ditto.
4794 * testsuite/icf_safe_test.cc: Ditto.
4795 * testsuite/icf_safe_test.sh: Ditto.
4797 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4798 Ian Lance Taylor <iant@google.com>
4800 * target-reloc.h (relocate_section): Check the symbol table index
4801 for -1U before setting the local symbol index.
4802 (scan_relocatable_relocs): If copying the relocation, record that
4803 the local symbol is required.
4804 * object.h (Symbol_value::is_output_symtab_index_set): New
4806 (Symbol_value::may_be_discarded_from_output_symtab): New
4808 (Symbol_value::has_output_symtab_entry): New function.
4809 (Symbol_value::needs_output_symtab_entry): Remove.
4810 (Symbol_value::output_symtab_index): Make sure the symbol index is
4812 (Symbol_value::set_output_symtab_index): Make sure the symbol
4813 index is not set. Make sure the new index is valid.
4814 (Symbol_value::set_must_have_output_symtab_entry): New function.
4815 (Symbol_value::has_output_dynsym_entry): New function.
4816 (Symbol_value::set_output_dynsym_index): Make sure the new index
4818 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4819 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4820 local symbol if permitted.
4821 (Sized_relobj::do_finalize_local_symbols): Call
4822 is_output_symtab_index_set rather than needs_output_symtab_entry.
4823 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4824 rather than needs_output_symtab_entry. Call
4825 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4826 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4827 is_output_symtab_index_set rather than needs_output_symtab_entry.
4828 * testsuite/discard_locals_relocatable_test.c: New file.
4829 * testsuite/discard_locals_test.sh: Test -r.
4830 * testsuite/Makefile.am (check_DATA): Add
4831 discard_locals_relocatable_test1.syms,
4832 discard_local_relocatable_test2.syms.
4833 (MOSTLYCLEANFILES): Likewise. Also add
4834 discard_locals_relocatable_test1.lout and
4835 discard_locals_relocatable_test2.out.
4836 (discard_locals_relocatable_test1.syms): New target.
4837 (discard_locals_relocatable_test.o): New target.
4838 (discard_locals_relocatable_test1.out): New target.
4839 (discard_locals_relocatable_test2.syms): New target.
4840 (discard_locals_relocatable_test2.out): New target.
4841 (various): Add missing ../ld-new dependencies.
4842 * testsuite/Makefile.in: Rebuild.
4844 2010-03-03 Nick Clifton <nickc@redhat.com>
4846 * po/fi.po: New Finnish translation.
4848 2010-03-01 Doug Kwan <dougkwan@google.com>
4850 * layout.cc (Layout::Layout): Force section types of .init_array*,
4851 .preinit_array* and .fini_array* sections.
4852 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4853 Fix check of return value of std::string::find.().
4854 (Output_section::Input_section_sort_compare::operator()): Remove
4855 comment about .init_array.
4856 (Output_section::Input_section_sort_init_fini_compare::operator()):
4858 (Output_section::sort_attached_input_sections): Handle .init_array
4859 and .fini_array specially.
4860 * output.h (Output_section::Inut_section_sort_compare): Update
4862 (Output_section::Input_section_sort_init_fini_compare): New struct.
4864 2010-02-26 Doug Kwan <dougkwan@google.com>
4866 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4867 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4868 * testsuite/debug_msg.sh: Avoid matching source line number for
4869 use of global variable undef_int.
4871 2010-02-26 Doug Kwan <dougkwan@google.com>
4873 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4874 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4875 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4876 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4877 * options.cc (General_options::General_options): Initialize member
4879 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4880 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4881 and rm_no_fix_v4bx.stdout
4882 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4883 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4884 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4885 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4886 and arm_no_fix_v4bx.
4887 * Makefile.in: Regenerate.
4888 * testsuite/arm_fix_v4bx.s: New file.
4889 * testsuite/arm_fix_v4bx.sh: Ditto.
4891 2010-02-24 Doug Kwan <dougkwan@google.com>
4893 * arm.cc (Target_arm::got_section): Make the .got section the first
4894 non RELRO section in the data segment.
4895 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4896 suffixes of section names.
4898 2010-02-24 Doug Kwan <dougkwan@google.com>
4900 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4901 flags and attributes merging if an input file is a binary file.
4902 * fileread.cc (Input_file::open): Record format of original file.
4903 * fileread.h (Input_file::Format): New enum type.
4904 (Input_file::Input_file): Initialize data member format_.
4905 (Input_file::format): New method definition.
4906 (Input_file::format_):: New data member.
4908 2010-02-24 Doug Kwan <dougkwan@google.com>
4910 * arm.cc (Arm_output_data_got): New class.
4911 (ARM_TCB_SIZE): New constant
4912 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4913 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4914 If user uses a script with a SECTIONS clause, issue only a warning
4915 for a misplaced EXIDX input section. Otherwise, issue an error.
4916 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4918 (Target_arm::got_mode_index_entry): Handle static linking.
4919 (Target_arm::Scan::local): Ditto.
4920 (Target_arm::Scan::global): Ditto.
4921 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4922 all incorrectly implemented relocations.
4923 (Target_arm::fix_exidx_coverage): Pass layout to
4924 Arm_output_section::fix_exidx_coverage.
4925 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4926 from ".ARM.exidx." and ".ARM.extab.".
4928 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4930 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4931 section if it does not already exist.
4932 * attributes.cc (Attributes_section_data::Attributes_section_data):
4933 Don't crash if size is zero.
4935 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4936 Ian Lance Taylor <iant@google.com>
4938 * gold.cc (queue_middle_tasks): If no input files were opened,
4940 * workqueue.h (Task_function::Task_function): Assert that there is
4943 2010-02-22 Doug Kwan <dougkwan@google.com>
4945 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4946 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4947 types to avoid warnings due to different uint64_t implementations
4950 2010-02-21 Doug Kwan <dougkwan@google.com>
4952 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
4953 handling of the maximum backward branch offset.
4954 (Arm_relocate_functions::thumb_branch_common): Ditto.
4955 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
4956 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
4957 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
4958 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
4959 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
4960 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
4961 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
4962 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
4963 thumb_bl_out_of_range thumb_bl_out_of_range.o,
4964 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
4965 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
4966 thumb2_bl_out_of_range.o): New rules.
4967 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
4968 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
4969 thumb2_bl_out_of_range
4970 * testsuite/Makefile.in: Regenerate.
4971 * testsuite/arm_bl_in_range.s: New file.
4972 * testsuite/arm_bl_out_of_range.s: Ditto.
4973 * testsuite/arm_branch_in_range.sh: Ditto.
4974 * testsuite/arm_branch_range.t: Ditto.
4975 * testsuite/thumb2_branch_range.t: Ditto.
4976 * testsuite/thumb_bl_in_range.s: Ditto.
4977 * testsuite/thumb_bl_out_of_range.s: Ditto.
4978 * testsuite/thumb_branch_range.t: Ditto.
4980 2010-02-20 Sriraman Tallam <tmsriram@google.com>
4982 * gc.h (gc_process_relocs): Change vectors to point to the new list.
4983 Add reloc offset information.
4984 * icf.cc (get_section_contents): Change iterators to point to the new
4985 vectors. Add reloc offset information to the contents.
4986 * icf.h (Icf::Sections_reachable_info): New typedef.
4987 (Icf::Sections_reachable_list): New typedef.
4988 (Icf::Offset_info): New typedef.
4989 (Icf::Reloc_info): New struct typedef.
4990 (Icf::Reloc_info_list): New typedef.
4991 (Icf::symbol_reloc_list): Delete method.
4992 (Icf::addend_reloc_list): Delete method.
4993 (Icf::section_reloc_list): Delete method.
4994 (Icf::reloc_info_list): New method.
4995 (Icf::reloc_info_list_): New member.
4997 2010-02-19 Doug Kwan <dougkwan@google.com>
4999 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5000 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5001 * arm.cc (Arm_relocation_functions): New forward declaration.
5002 (Target_arm::Target_arm): Initialize new data members
5003 got_mod_index_offset_ and tls_base_symbol_defined_.
5004 (Target_arm::Relocate::relocate_tls): New method.
5005 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5006 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5008 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5009 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5010 (Target_arm::got_mod_index_offset_,
5011 Target_arm::tls_base_symbol_defined_): New data members.
5012 (Target_arm::Scan::local, Target::Scan::global,
5013 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5016 2010-02-18 Doug Kwan <dougkwan@google.com>
5018 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5019 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5020 text section as a parameter becuase some broken tools may not set
5021 the link in section header.
5022 (Target_arm::has_got_section): New method.
5023 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5024 without any mapping symbol as data only. Remove warning.
5025 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5026 link in its section header, try to discover the link by inspecting the
5027 REL31 relocation at the beginning of the section.
5028 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5030 (Target_arm::Scan::global): Treat any reference to the symbol
5031 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5033 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5035 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5036 (Scan::global_reloc_may_be_function_pointer): New function.
5037 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5038 (Scan::global_reloc_may_be_function_pointer): New function.
5039 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5040 (Scan::global_reloc_may_be_function_pointer): New function.
5041 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5042 (Scan::global_reloc_may_be_function_pointer): New function.
5043 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5044 (Scan::global_reloc_may_be_function_pointer): New function.
5045 (Scan::possible_function_pointer_reloc): New function.
5046 (Target_x86_64::can_check_for_function_pointers): New function.
5047 * gc.h (gc_process_relocs): Scan relocation types to determine if
5048 function pointers were taken for targets that support it.
5049 * icf.cc (Icf::find_identical_sections): Include functions for
5050 folding in safe ICF whose pointer is not taken.
5051 * icf.h (Secn_fptr_taken_set): New typedef.
5052 (fptr_section_id_): New member.
5053 (section_has_function_pointers): New function.
5054 (set_section_has_function_pointers): New function.
5055 (check_section_for_function_pointers): New function.
5056 * options.h: Fix comment for safe ICF option.
5057 * target.h (can_check_for_function_pointers): New function.
5058 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5059 Modify icf_safe_test for X86-64.
5060 * testsuite/Makefile.in: Regenerate.
5061 * testsuite/icf_safe_so_test.cc: New file.
5062 * testsuite/icf_safe_so_test.sh: New file.
5063 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5064 (main): Change to take pointer to function kept_func_3.
5065 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5066 folding is done correctly for X86-64.
5068 2010-02-12 David S. Miller <davem@davemloft.net>
5070 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5071 is_symbolless parameter.
5072 (Output_reloc<SHT_REL>::is_symbolless): New.
5073 (Output_reloc<SHT_REL>::is_symbolless_): New.
5074 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5075 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5076 (Output_reloc<SHT_RELA>::is_symbolless): New.
5077 (Output_data_reloc::add_global): Handle is_symbolless.
5078 (Output_data_reloc::add_global_relative): Likewise.
5079 (Output_data_reloc::add_local): Likewise.
5080 (Output_data_reloc::add_local_relative): Likewise.
5081 (Output_data_reloc::add_symbolless_global_addend): New.
5082 (Output_data_reloc::add_symbolless_local_addend): New.
5083 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5085 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5086 instead of ->is_relative_
5087 (Output_reloc::write): Likewise.
5088 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5089 (Output_reloc::write_rel): Simplify.
5091 * sparc.cc (Target_sparc::Scan::local): Use
5092 ->add_symbolless_local_addend as needed.
5093 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5094 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5095 based upon relocation offset.
5097 2010-02-11 Doug Kwan <dougkwan@google.com>
5099 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5100 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5101 beginning of function.
5102 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5103 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5104 parameter is_32bit in calls to should_apply_static_reloc.
5105 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5106 (check_DATA): Add arm_abs_global.stdout.
5107 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5108 arm_abs_global.stdout): New rules.
5109 (MOSTLLYCLEANFILES): Add arm_abs_global
5110 * Makefile.in: Regenerate.
5111 * testsuite/arm_abs_global.s: New file.
5112 * testsuite/arm_abs_global.sh: Ditto.
5113 * testsuite/arm_abs_lib.s: Ditto.
5115 2010-02-11 Ian Lance Taylor <iant@google.com>
5117 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5119 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5120 Allocate_commons_task first.
5121 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5122 task, rather than symtab_lock_.
5123 (Gc_process_relocs::~Gc_process_relocs): New function.
5124 (Gc_process_relocs::is_runnable): Check this_blocker_.
5125 (Gc_process_relocs::locks): Use next_blocker_ rather than
5127 (Scan_relocs::~Scan_relocs): New function.
5128 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5130 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5132 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5133 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5134 constructor accordingly.
5135 (class Gc_process_relocs): Likewise.
5136 (class Scan_relocs): Likewise.
5137 * common.h (class Allocate_commons_task): Remove symtab_lock_
5138 field, and corresponding constructor parameter.
5139 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5141 (Allocate_commons_task::locks): Likewise.
5143 2010-02-11 Ian Lance Taylor <iant@google.com>
5145 * gold-threads.h (class Once): Define.
5146 (class Initialize_lock): Rewrite as child of Once.
5147 * gold-threads.cc (class Once_initialize): Define.
5148 (once_pointer_control): New static variable.
5149 (once_pointer, once_arg): New static variables.
5150 (c_run_once): New static function.
5151 (Once::Once, Once::run_once, Once::internal_run): New functions.
5152 (class Initialize_lock_once): Remove.
5153 (initialize_lock_control): Remove.
5154 (initialize_lock_pointer): Remove.
5155 (initialize_lock_once): Remove.
5156 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5157 (Initialize_lock::initialize): Rewrite.
5158 (Initialize_lock::do_run_once): New function.
5159 * archive.cc (Archive::interpret_header): Only clear name if it is
5161 * fileread.cc: Include "gold-threads.h"
5162 (file_counts_lock): New static variable.
5163 (file_counts_initialize_lock): Likewise.
5164 (File_read::release): Only increment counts when using --stats.
5165 Use a lock around the increment.
5166 * parameters.cc (class Set_parameters_target_once): Define.
5167 (set_parameters_target_once): New static variable.
5168 (Parameters::Parameters): Move here from parameters.h.
5169 (Parameters::set_target): Rewrite.
5170 (Parameters::set_target_once): New function.
5171 (Parameters::clear_target): Move here and rewrite.
5172 * parameters.h (class Parameters): Update declarations. Add
5173 set_parameters_target_once_ field.
5174 (Parameters::Parameters): Move to parameters.cc.
5175 (Parameters::clear_target): Likewise.
5176 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5178 (Start_group::~Start_group): New function.
5179 (Start_group::is_runnable): New function.
5180 (Start_group::locks, Start_group::run): New functions.
5181 (Finish_group::run): Change saw_undefined to size_t.
5182 * readsyms.h (class Start_group): Define.
5183 (class Finish_group): Change saw_undefined_ field to size_t.
5184 (Finish_group::Finish_group): Remove saw_undefined and
5185 this_blocker parameters. Change all callers.
5186 (Finish_group::set_saw_undefined): New function.
5187 (Finish_group::set_blocker): New function.
5188 * symtab.h (class Symbol_table): Change saw_undefined to return
5189 size_t. Change saw_undefined_ field to size_t.
5190 * target-select.cc (Set_target_once::do_run_once): New function.
5191 (Target_selector::Target_selector): Initialize set_target_once_
5192 field. Don't initialize lock_ and initialize_lock_ fields.
5193 (Target_selector::instantiate_target): Rewrite.
5194 (Target_selector::set_target): New function.
5195 * target-select.h (class Set_target_once): Define.
5196 (class Target_selector): Update declarations. Make
5197 Set_target_once a friend. Remove lock_ and initialize_lock_
5198 fields. Add set_target_once_ field.
5200 2010-02-10 Ian Lance Taylor <iant@google.com>
5202 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5204 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5205 (queue_middle_tasks): Add all blockers before queueing any tasks.
5206 (queue_final_tasks): Likewise.
5207 * token.h (Task_token::add_blockers): New function.
5208 * object.h (Input_objects::number_of_relobjs): New function.
5210 2010-02-10 Ian Lance Taylor <iant@google.com>
5212 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5213 shared, not if not position independent.
5214 * x86_64.cc (Relocate::relocate_tls): Likewise.
5215 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5216 (tls_pie_pic_test): New target.
5217 * testsuite/Makefile.in: Rebuild.
5219 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5220 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5221 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5222 * testsuite/Makefile.in: Rebuild.
5224 2010-02-09 David S. Miller <davem@davemloft.net>
5226 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5227 R_SPARC_RELATIVE using ->add_local_relative().
5228 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5230 * output.h (Output_data_dynamic::add_section_size): New method
5231 that takes two Output_data objects.
5232 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5233 entry param. Handle it in initializers.
5234 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5235 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5236 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5238 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5239 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5240 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5241 for dynrel_includes_plt.
5242 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5243 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5244 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5246 (Target_sparc::do_finalize_sections): Update to pass true for
5247 dynrel_includes_plt.
5248 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5249 output before .rela.plt
5250 (Target_powerpc::do_finalize_sections): Update to pass true for
5251 dynrel_includes_plt when 32-bit.
5253 2010-02-08 Doug Kwan <dougkwan@google.com>
5255 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5257 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5258 Arm_relobj::scan_section_for_cortex_a8_stubs,
5259 Arm_relobj::do_relocation_section): Instead of calling
5260 Output_section::output_address, use faster
5261 Arm_relobj::simple_input_section_output_address.
5263 2010-02-08 David S. Miller <davem@davemloft.net>
5265 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5266 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5267 relocation helper function.
5269 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5270 just like R_SPARC_GOT{10,13,22}.
5271 (Target_sparc::Scan::local): Likewise.
5272 (Target_sparc::Relocate:relocate): Likewise.
5274 2010-02-06 Ian Lance Taylor <iant@google.com>
5276 * configure.ac: Rewrite targetobjs duplicate removal code to use
5277 only shell constructs.
5278 * configure: Rebuild.
5280 2010-02-05 Doug Kwan <dougkwan@google.com>
5283 * arm.cc (Arm_relobj::section_is_scannable): New method.
5284 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5285 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5287 2010-02-04 Doug Kwan <dougkwan@google.com>
5290 * arm-reloc-property.cc (cstdio): Include.
5291 * configure.ac (targetobjs): Remove duplicates.
5292 * configure: Regenerate.
5293 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5294 big and little endian version for a given address size.
5296 2010-02-03 Doug Kwan <dougkwan@google.com>
5298 * arm-reloc-property.cc
5299 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5301 * arm-reloc-property.h
5302 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5303 New method definition.
5304 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5306 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5308 (GOT_PREL): Change implemented to Y.
5309 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5310 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5311 (Arm_relocate_functions::movw_abs_nc): Remove method.
5312 (Arm_relocate_functions::movt_abs): Ditto.
5313 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5314 (Arm_relocate_functions::thm_movt_abs): Ditto.
5315 (Arm_relocate_functions::movw_rel_nc): Ditto.
5316 (Arm_relocate_functions::movw_rel): Ditto.
5317 (Arm_relocate_functions::movt_rel): Ditto.
5318 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5319 (Arm_relocate_functions:thm_movw_rel): Ditto.
5320 (Arm_relocate_functions:thm_movt_rel): Ditto.
5321 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5322 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5323 New method definitions.
5324 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5325 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5326 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5327 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5328 (Target_arm::Relocate::relocate): Check for non-static or
5329 unimplemented relocation code and exit early. Change calls to
5330 Target_arm::reloc_uses_thumb_bit and
5331 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5332 instead. Refactor code to handle similar relocations to increase
5333 code sharing. Remove check for unsupported relocation code in switch
5335 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5336 relocation property table to find out size. Change error message to
5337 print out the name of a relocation code instead of the numeric value.
5338 (Target_arm::scan_reloc_for_stub): Use relocation property table
5339 instead of calling Target_arm::reloc_uses_thumb_bit().
5341 2010-02-02 Doug Kwan <dougkwan@google.com>
5343 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5344 types of relaxed input section.
5346 2010-02-02 Doug Kwan <dougkwan@google.com>
5348 * Makefile.am (HFILES): Add arm-reloc-property.h.
5350 (TARGETSOURCES): Add arm-reloc-property.cc
5351 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5352 (libgold_a_SOURCES): $(DEFFILES)
5353 * Makefile.in: Regenerate.
5354 * arm-reloc-property.cc: New file.
5355 * arm-reloc-property.h: New file.
5356 * arm-reloc.def: New file.
5357 * arm.cc: Update comments.
5358 (arm-reloc-property.h): New included header.
5359 (arm_reloc_property_table): New global variable.
5360 (Target_arm::do_select_as_default_target): New method definition.
5361 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5362 arm-reloc-property to targ_extra_obj.
5363 * parameters.cc (set_parameters_target): Call
5364 Target::select_as_default_target().
5365 * target.h (Target::select_as_default_target): New method definition.
5366 (Target::do_select_as_default_target): Same.
5368 2010-02-01 Doug Kwan <dougkwan@google.com>
5370 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5371 first_output_text_section_.
5372 (Arm_exidx_fixup::first_output_text_section): New method definition.
5373 (Arm_exidx_fixup::first_output_text_section_): New data member.
5374 (Arm_exidx_fixup::process_exidx_section): Record the first text
5375 output section seen.
5376 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5377 and entsize in output section header.
5379 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5381 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5382 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5383 (Arm_relocate_functions::thm_alu11): New Method.
5384 (Arm_relocate_functions::thm_pc8): New Method.
5385 (Arm_relocate_functions::thm_pc12): New Method.
5386 (Target_arm::Scan::local): Handle the relocations.
5387 (Target_arm::Scan::global): Likewise.
5388 (Target_arm::Relocate::relocate): Likewise.
5389 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5391 2010-01-29 Doug Kwan <dougkwan@google.com>
5393 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5394 of relocation types as ld.
5396 2010-01-29 Doug Kwan <dougkwan@google.com>
5398 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5400 (Arm_relocate_functions::thumb_branch_common): Ditto.
5401 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5402 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5403 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5404 Arm_relocate_functions::jump24): Remove.
5405 (Target_arm::Relocate::relocate): Adjust code to call
5406 Arm_relocation_functions::arm_branch_common and
5407 Arm_relocation_functions::thumb_branch_common instead of their removed
5408 wrappers. Merge switch-cases together to reduce source code size.
5410 2010-01-29 Doug Kwan <dougkwan@google.com>
5412 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5413 output_local_symbol_count_needs_update_.
5414 (Arm_relobj::output_local_symbol_count_needs_update,
5415 Arm_relobj::set_output_local_symbol_count_needs_update,
5416 Arm_relobj::update_output_local_symbol_count): New methods.
5417 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5419 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5420 of pointed function as in a R_ARM_PREL31 relocation.
5421 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5422 for output local symbol count updating.
5423 (Target_arm::do_relax): Update output local symbol counts in objects
5425 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5427 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5429 * arm.cc: Added support for the ARM relocations:
5430 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5431 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5432 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5434 (Arm_relocate_functions::movw_rel): New method.
5435 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5436 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5438 (Arm_relocate_functions::thm_movw_rel): New method.
5439 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5441 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5443 (Target_arm::Scan::global): Likewise.
5444 (Target_arm::Relocate::relocate): Likewise.
5445 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5448 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5450 * arm.cc: Added support for ARM group relocations.
5451 (Target_arm::reloc_needs_sym_origin): New method.
5452 (Arm_relocate_functions::calc_grp_kn): New method.
5453 (Arm_relocate_functions::calc_grp_residual): New method.
5454 (Arm_relocate_functions::calc_grp_gn): New method.
5455 (Arm_relocate_functions::arm_grp_alu): New Method.
5456 (Arm_relocate_functions::arm_grp_ldr): New Method.
5457 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5458 (Arm_relocate_functions::arm_grp_ldc): New Method.
5459 (Target_arm::Scan::local): Handle the ARM group relocations.
5460 (Target_arm::Scan::global): Likewise.
5461 (Target_arm::Relocate::relocate): Likewise.
5462 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5465 2010-01-26 Doug Kwan <dougkwan@google.com>
5467 * arm.cc (set): Include.
5468 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5470 (Arm_output_section::Text_section_list): New type.
5471 (Arm_output_section::append_text_sections_to_list): New method.
5472 (Arm_output_section::fix_exidx_coverage): Ditto.
5473 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5474 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5475 Relobj::set_section_offset() instead of
5476 Sized_relobj::invalidate_section_offset().
5477 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5478 parameter for section headers. Ignore relocation sections for
5479 unallocated sections and EXIDX sections.
5480 (Target_arm::fix_exidx_coverage): New method.
5481 (Target_arm::output_section_address_less_than): New type.
5482 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5483 linked text section instead of the EXIDX section.
5484 (Arm_output_section::create_stub_group): Add an assertion to check
5485 that this is not an EXIDX output section.
5486 (Arm_output_section::append_text_sections_to_list): New method.
5487 (Arm_output_section::fix_exidx_coverage): Ditto.
5488 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5489 Arm_relobj::section_needs_reloc_stub_scanning.
5490 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5492 (Target_arm::fix_exidx_coverage): New method.
5493 * object.h (Relobj::set_output_section): New method.
5494 (Sized_relobj::invalidate_section_offset): Remove method.
5495 (Sized_relobj::do_invalidate_section_offset): Remove method.
5496 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5498 2010-01-25 Doug Kwan <dougkwan@google.com>
5500 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5501 Fix warning due to signed and unsigned comparison on a 32-bit host.
5503 2010-01-22 Doug Kwan <dougkwan@google.com>
5505 * arm.cc (Target_arm::do_relax): Record an output section for section
5506 offset adjustment it contains any stub table that has changed.
5507 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5508 offsets in an output section if necessary.
5509 * output.cc (Output_section::Output_section): Initialize
5510 section_offsets_need_adjustments_.
5511 (Output_section::add_input_section_for_script): Renamed to
5512 Output_section::add_simple_input_section.
5513 (Output_section::save_states): Add a comment.
5514 (Output_section::discard_states): New method defintion.
5515 (Output_section::adjust_section_offsets): Same.
5516 * output.h (Output_section::add_input_section_for_script): Renamed to
5517 Output_section::add_simple_input_section.
5518 (Output_section::discard_states): New method declaration.
5519 (Output_section::adjust_section_offsets): Same.
5520 (Output_section::section_offsets_need_adjustment,
5521 Output_section::set_section_offsets_need_adjustment): New method
5523 (Output_section::section_offsets_need_adjustment_): New data member.
5524 * script-sections.cc
5525 (Output_section_element_input::set_section_address): Adjust code for
5526 renaming of Output_section::add_input_section_for_script.
5527 (Orphan_output_section::set_section_address): Same.
5529 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5531 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5532 Fix_v4bx enum values .
5533 * gold/options.h (General_options): New option definitions.
5534 (General_options::fix_v4bx): New method.
5535 (General_options::Fix_v4bx): New enum.
5536 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5537 (General_options::parse_fix_v4bx_interworking): New method.
5539 2010-01-22 Doug Kwan <dougkwan@google.com>
5541 * arm.cc (Arm_exidx_fixup): New class.
5543 2010-01-21 Doug Kwan <dougkwan@google.com>
5545 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5547 (Arm_exidx_section_offset_map): New type.
5549 2010-01-21 Doug Kwan <dougkwan@google.com>
5551 * arm.cc (Arm_exidx_input_section): New class.
5552 (Arm_relobj::exidx_input_section_by_link,
5553 Arm_relobj::exidx_input_section_by_shndx,
5554 Arm_relobj::make_exidx_input_section): New methods.
5555 (read_arm_attributes_section): Remove.
5556 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5557 information about them.
5558 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5561 2010-01-20 Doug Kwan <dougkwan@google.com>
5563 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5564 Input_section_specifier to Section_id.
5565 (Target_arm::new_arm_input_section: Adjust code for change of key
5567 (Target_arm::find_arm_input_section): Ditto.
5568 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5569 (Section_id): Remove.
5570 (Garbage_collection::Section_id_hash): Remove.
5571 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5572 (Section_id): Remove.
5573 (Icf::Section_id_hash): Remove.
5574 * object.h (Section_id, Const_section_id, Section_id_hash,
5575 Const_section_id_hash): New type definitions.
5576 * output.cc (Output_section::add_relaxed_input_section): Change to
5577 use Const_section_id instead of Input_section_specifier as key type.
5578 (Output_section::add_merge_input_section): Ditto.
5579 (Output_section::build_relaxation_map): Change to use Section_id
5580 instead of Input_section_specifier as key type.
5581 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5583 (Output_section::convert_input_sections_to_relaxed_sections): Change
5584 to use Const_section_id instead of Input_section_specifier as key type.
5585 (Output_section::find_merge_section): Ditto.
5586 (Output_section::find_relaxed_input_section): Ditto.
5587 * output.h (Input_section_specifier): Remove class.
5588 (Output_section::Output_section_data_by_input_section_map): Change
5589 key type to Const_section_id.
5590 (Output_section::Output_relaxed_input_section_by_input_section_map):
5592 (Output_section::Relaxation_map): Change key type to Section_id.
5594 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5596 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5597 (class Arm_v4bx_stub): New class.
5598 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5599 (Stub_factory::make_arm_v4bx_stub): New method.
5600 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5601 (Stub_table::empty): Handle v4bx stubs.
5602 (Stub_table::add_arm_v4bx_stub): New method.
5603 (Stub_table::find_arm_v4bx_stub): New method.
5604 (Arm_relocate_functions::v4bx): New method.
5605 (Target_arm::fix_v4bx): New method.
5606 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5607 (Stub_table::relocate_stubs): Likewise.
5608 (Stub_table::do_write): Likewise.
5609 (Stub_table::update_data_size_and_addralign): Likewise.
5610 (Stub_table::finalize_stubs): Likewise.
5611 (Target_arm::Scan::local): Likewise.
5612 (Target_arm::Scan::global): Likewise.
5613 (Target_arm::do_finalize_sections): Likewise.
5614 (Target_arm::Relocate::relocate): Likewise.
5615 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5617 (Target_arm::scan_reloc_for_stub): Likewise.
5618 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5620 2010-01-19 Ian Lance Taylor <iant@google.com>
5622 * output.cc (Output_section_headers::do_sized_write): Write large
5623 segment count to sh_info field.
5624 (Output_file_header::do_sized_write): For large segment count,
5625 write PN_XNUM to e_phnum field.
5627 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5629 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5630 (Arm_relocate_functions::thm_jump8): New function.
5631 (Arm_relocate_functions::thm_jump11): New function.
5632 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5634 (Target_arm::Scan::global): Likewise.
5635 (Target_arm::Relocate::relocate): Likewise.
5636 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5639 2010-01-14 Doug Kwan <dougkwan@google.com>
5641 * arm.cc (map, utility): Include headers.
5642 (Target_arm::apply_cortex_a8_workaround): New method.
5643 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5644 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5645 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5646 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5647 the --[no-]fix-cortex-a8 command line options.
5648 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5649 (Target_arm::relocate_stub): Use addend in instruction template.
5650 * options.h (DEFINE_bool): Set the user-set flag.
5651 (General_options): Add --[no-]-fix-cortex options.
5652 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5653 : Update fast look-up map after conversion.
5655 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5657 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5658 in the first pass of do_layout.
5660 2010-01-13 Doug Kwan <dougkwan@google.com>
5662 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5663 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5664 apparent compiler problem of not folding static constant integral
5665 data members of elfcpp::Elf_sizes<32>.
5667 2010-01-13 Doug Kwan <dougkwan@google.com>
5669 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5670 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5671 Arm_relobj::scan_section_for_cortex_a8_erratum,
5672 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5673 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5674 sections to scan for relocation stubs into a new method
5675 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5676 relocation and Cortex-A8 stub scanning.
5677 (Target_arm::do_relax): Force stubs to be after stubbed sections
5678 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5679 the beginning of a new relaxation pass. Update a comment.
5680 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5682 2010-01-12 Ian Lance Taylor <iant@google.com>
5684 * target-reloc.h (visibility_error): New inline function.
5685 (relocate_section): Call visibility_error.
5686 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5687 (MOSTLYCLEANFILES): Likewise.
5688 (protected_4_pic.o, protected_3.err): New targets.
5689 * testsuite/protected_4.cc: New file.
5691 2010-01-12 Doug Kwan <dougkwan@google.com>
5693 * arm.cc (Cortex_a8_reloc): New class.
5694 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5695 and cortex_a8_relocs_info_.
5696 (Target_arm::fix_cortex_a8): New method definition.
5697 (Target_arm::Cortex_a8_relocs_info): New type.
5698 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5699 New data member declarations.
5700 (Target_arm::scan_reloc_for_stub): Record information about
5701 relocations for THUMB branches that might be exempted from the
5702 Cortex-A8 workaround.
5703 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5704 at the beginning of a relaxation pass.
5706 2010-01-12 Doug Kwan <dougkwan@google.com>
5708 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5709 (Arm_relobj::Mapping_symbol_position,
5710 Arm_reloj::Mapping_symbol_position_less,
5711 Arm_relobj::Mapping_symbols_info): New types.
5712 (Target_arm::is_mapping_symbol_name): New method definition.
5713 (Arm_relobj::do_count_local_symbols): Save information about mapping
5716 2010-01-11 Doug Kwan <dougkwan@google.com>
5718 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5719 Arm_relocate_functions::thumb32_branch_upper,
5720 Arm_relocate_functions::thumb32_branch_lower,
5721 Arm_relocate_functions::thumb32_cond_branch_offset,
5722 Arm_relocate_functions::thumb32_cond_branch_upper,
5723 Arm_relocate_functions::thumb32_cond_branch_lower,
5724 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5725 branch offset encoding.
5726 (Arm_relocate_functions::thumb_branch_common): Use new branch
5727 offset encoding methods to avoid code duplication.
5728 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5729 (Stub_addend_reader::operator()): Use new branch encoding method
5730 to avoid code duplication.
5732 2010-01-11 Doug Kwan <dougkwan@google.com>
5734 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5735 (Target_arm::do_finalize_sections): Define special EXIDX section
5736 symbols only if referenced.
5737 * gc.h (Garbage_collection::add_reference): New method.
5738 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5741 2010-01-11 Ian Lance Taylor <iant@google.com>
5743 * script.cc (Version_script_info::build_expression_list_lookup):
5744 Change complaing about duplicate wildcard match from error to
5747 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5749 (Version_script_info::Version_script_info): Initialize globs_,
5750 default_version_, default_is_global_, and exact_. Don't
5751 initialize globals_ or locals_.
5752 (Version_script_info::build_lookup_tables): Build local symbols
5754 (Version_script_info::unquote): New function.
5755 (Version_script_info::add_exact_match): New function.
5756 (Version_script_info::build_expression_list_lookup): Remove lookup
5757 parameter. Add is_global parameter. Change all callers. Handle
5758 wildcard pattern specially. Unquote pattern. Call
5760 (Version_script_info::get_name_to_match): New function.
5761 (Version_script_info::get_symbol_version): New function.
5762 (Version_script_info::get_symbol_version_helper): Remove.
5763 (Version_script_info::check_unmatched_names): Call unquote.
5764 * script.h (class Version_script_info): Change get_symbol_version
5765 to be non-inline and add is_global parameter; change all callers.
5766 Rewrite symbol_is_local. Update declarations. Define struct
5767 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5768 Remove globals_ and locals_ members. Add exact_, globs_,
5769 default_version_, is_global_.
5770 (Version_script_info::Glob): Remove pattern, add expression and
5771 is_global. Update constructor. Change all callers.
5772 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5774 (Versions::symbol_section_contents): If a symbol is undefined, or
5775 defined in a dynamic object, set the version index to
5777 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5779 (Symbol_table::add_from_pluginobj): Likewise.
5780 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5782 2010-01-11 Doug Kwan <dougkwan@google.com>
5784 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5785 (incremental_dump_LDADD): Add linking option for libintl.
5786 * Makefile.in: Regenerate.
5788 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5791 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5793 * testsuite/Makefile.in: Regenerated.
5795 2010-01-10 Doug Kwan <dougkwan@google.com>
5797 * options.h (DEFINE_var): Use parentheses around argument varname__
5798 in macro body to avoid any unintended subsequent substitutions.
5800 2010-01-10 Ian Lance Taylor <iant@google.com>
5802 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5803 candidates before doing symbol resolution.
5805 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5806 ODR candidates if only one is weak.
5808 2010-01-08 Ian Lance Taylor <iant@google.com>
5810 * script.cc (Version_script_info::build_expression_list_lookup):
5811 Don't warn about ambiguous version, just record the ambiguity.
5812 (Version_script_info::get_symbol_version_helper): Give error if
5813 version is ambiguous.
5815 2010-01-08 Doug Kwan <dougkwan@google.com>
5817 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5818 prev_data_size_ and prev_addralign_. Remove initializer for
5819 deleted data member has_been_changed_.
5820 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5821 to determine if the table is empty.
5822 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5824 (Stub_table::add_reloc_stub): Define method in class definition
5825 instead of just declaring it there.
5826 (Stub_table::add_cortex_a8_stub): New method definition.
5827 (Stub_table::update_data_size_and_addralign): Ditto.
5828 (Stub_table::finalize_stubs): Ditto.
5829 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5830 (Stub_table::do_addralign_): Return address alignment in the
5831 (Stub_table::do_reset_address_and_file_offset): Define method in
5832 class definition instead of declaring it there. Set current data
5833 size to be the data size of the previous pass.
5834 (Stub_table::set_final_data_size): Use current data size as the
5836 (Stub_table::relocate_stub): Change parameter type of stub from
5837 Reloc_stub pointer to Stub pointer.
5838 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5839 (Stub_table::Cortex_a8_stub_list): New typedef.
5840 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5841 Stub_table::prev_addralign_): New data member.
5842 (Arm_relobj::Arm_relobj): Initialize data member
5843 section_has_cortex_a8_workaround_.
5844 (Arm_relobj::section_has_cortex_a8_workaround,
5845 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5847 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5849 (Target_arm::relocate_stub): Change parameter type of stub from
5850 Reloc_stub pointer to Stub pointer.
5851 (Insn_template::size, Insn_template::alignment): Handle
5852 THUMB16_SPECIAL_TYPE.
5853 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5854 Stub_table::update_data_size_and_addralign,
5855 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5857 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5858 (Stub_table::do_write): Ditto.
5859 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5861 2010-01-08 Ian Lance Taylor <iant@google.com>
5864 * symtab.h (class Symbol): Remove fields is_target_special_ and
5865 has_plt_offset_. Add field is_defined_in_discarded_section_.
5866 (Symbol::is_defined_in_discarded_section): New function.
5867 (Symbol::set_is_defined_in_discarded_section): New function.
5868 (Symbol::has_plt_offset): Rewrite.
5869 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5870 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5871 Don't initialize is_target_special_ or has_plt_offset_.
5872 Initialize is_defined_in_discarded_section_.
5873 (Symbol_table::add_from_relobj): If appropriate, set
5874 is_defined_in_discarded_section.
5875 * resolve.cc (Symbol::override_base_with_special): Don't test
5876 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5877 * target-reloc.h (relocate_section): Do special handling for
5878 symbols defined in discarded sections for global symbols as well
5881 2010-01-08 Ian Lance Taylor <iant@google.com>
5883 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5884 the SHT_SYMTAB case.
5886 2010-01-08 Ian Lance Taylor <iant@google.com>
5888 * object.cc (Sized_relobj::do_layout): Don't get confused if
5889 layout_eh_frame returns NULL.
5891 2010-01-08 Ian Lance Taylor <iant@google.com>
5894 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5895 dynamic symbol table, use the normal symbol table.
5896 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5899 2010-01-08 Ian Lance Taylor <iant@google.com>
5902 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5905 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5907 * version.cc (print_version): Change to "Copyright 2010".
5909 2010-01-08 Ian Lance Taylor <iant@google.com>
5913 * i386.cc (class Target_i386): Change return type of plt_section
5915 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5916 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5917 tls_desc_rel_ field.
5918 (Output_data_plt_i386::rel_tls_desc): New function.
5919 (Target_i386::rel_tls_desc_section): New function.
5920 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5921 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5922 R_386_TLS_DESC reloc in rel_tls_desc_section.
5923 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5924 Define struct Tlsdesc_info.
5925 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5926 (Target_x86_64::do_reloc_symbol_index): New function.
5927 (Target_x86_64::add_tlsdesc_info): New function.
5928 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5929 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5931 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5933 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5934 (Target_x86_64::rela_tlsdesc_section): New function.
5935 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5937 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5938 (Target_x86_64::do_reloc_addend): New function.
5939 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5940 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5941 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5942 (Output_reloc::type): New function.
5943 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5944 (Output_reloc::is_target_specific): New function.
5945 (Output_reloc::target_arg): New function.
5946 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5947 absolute relocs and target specific relocs.
5948 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
5949 add_target_specific.
5950 (class Output_data_reloc) [SHT_RELA]: Likewise.
5951 * output.cc (Output_reloc::Output_reloc): Add four new versions
5952 for absolute relocs and target specific relocs.
5953 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
5954 (Output_reloc::get_symbol_index): Likewise.
5955 (Output_reloc::local_section_offset): Check that local_sym_index_
5956 is not TARGET_CODE or 0.
5957 (Output_reloc::symbol_value): Likewise.
5958 (Output_reloc::write) [SHT_RELA]: Call target for target specific
5960 * target.h (class Target): Add reloc_symbol_index and reloc_addend
5961 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
5963 * layout.cc (add_target_dynamic_tags): Use output section for
5964 DT_PLTRELSZ and DT_JMPREL.
5966 2010-01-07 Ian Lance Taylor <iant@google.com>
5969 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
5971 (class Output_data_reloc_generic): Define.
5972 (class Output_data_reloc_base): Change base class to
5973 Output_data_reloc_generic. Change add() method to call
5974 bump_relative_reloc_count for a relative reloc. Remove
5976 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
5978 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
5979 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
5981 * layout.h (class Layout): Update declaration.
5983 2010-01-07 Ian Lance Taylor <iant@google.com>
5985 * output.h (class Output_data): Add const version of
5986 output_section and do_output_section.
5987 (class Output_section_data): Add const version of
5989 (class Output_section): Likewise.
5990 * layout.cc (Layout::add_target_dynamic_tags): New function.
5991 * layout.h (class Layout): Update declarations.
5992 * arm.cc (Target_arm::do_finalize_sections): Use
5993 add_target_dynamic_tags.
5994 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5995 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
5996 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
5997 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5999 2010-01-07 Ian Lance Taylor <iant@google.com>
6002 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6005 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6006 Ian Lance Taylor <iant@google.com>
6009 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6010 Xindex::read_symtab_xindex.
6012 2010-01-07 Doug Kwan <dougkwan@google.com>
6014 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6015 (Insn_template::thumb16_bcond_insn): New method declaration.
6016 (Insn_template): Fix spelling.
6017 (Stub::thumb16_special): New method declaration.
6018 (Stub::do_write): Define virtual method which was previously pure
6020 (Stub::do_thumb16_special): New method declaration.
6021 (Stub::do_fixed_endian_write): New template member.
6022 (Reloc_stub::do_write): Remove.
6023 (Reloc_stub::do_fixed_endian_write): Remove.
6024 (Cortex_a8_stub): New class definition.
6025 (Stub_factory::make_cortex_a8_stub): New method definition.
6026 (Stub_factory::Stub_factory): Add missing static storage class
6027 qualifier for elf32_arm_stub_a8_veneer_blx.
6029 2010-01-07 Ian Lance Taylor <iant@google.com>
6032 * options.h (class General_options): Add --warn-unresolved-symbols
6033 and --error-unresolved-symbols.
6034 * errors.cc (Errors::undefined_symbol): Implement
6035 --warn-unresolved-symbols.
6037 * options.h (class General_options): Add -z text and -z textoff.
6038 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6040 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6042 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6043 (Garbage_collection::cident_sections): New function.
6044 (Garbage_collection::add_cident_section): New function.
6045 (Garbage_collection::cident_sections_): New member.
6046 (gc_process_relocs): Add references to sections whose names are C
6048 * gold.h (cident_section_start_prefix): New constant.
6049 (cident_section_stop_prefix): New constant.
6050 (is_cident): New function.
6051 * layout.cc (Layout::define_section_symbols): Replace string constants
6052 with the newly defined constants.
6053 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6055 * testsuite/Makefile.am: Add gc_orphan_section_test.
6056 * testsuite/Makefile.in: Regenerate.
6057 * testsuite/gc_orphan_section_test.cc: New file.
6058 * testsuite/gc_orphan_section_test.sh: New file.
6060 2010-01-06 Ian Lance Taylor <iant@google.com>
6063 * options.h (class General_options): Add --warn-shared-textrel.
6064 * layout.cc (Layout::finish_dynamic_section): Implement
6065 --warn-shared-textrel.
6068 * options.h (class General_options): Add --warn-multiple-gp.
6070 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6072 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6073 $(THREADSLIB) and $(LIBDL).
6074 * Makefile.in: Rebuild.
6076 2010-01-06 Ian Lance Taylor <iant@google.com>
6079 * options.cc (General_options::parse_section_start): New function.
6080 (General_options::section_start): New function.
6081 (General_options::General_options): Initialize all members.
6082 * options.h: Include <map>
6083 (class General_options): Add --section-start. Add section_starts_
6085 * layout.cc (Layout::attach_allocated_section_to_segment): If
6086 --section-start was used, set the address of the segment. Remove
6087 local sort_sections.
6088 (Layout::relaxation_loop_body): If the address of the load segment
6089 has been set by --section-start, don't use it.
6090 * output.h (Output_segment::update_flags_for_output_section): New
6092 * output.cc (Output_segment::add_output_section): Call
6093 update_flags_for_output_section.
6095 2010-01-05 Ian Lance Taylor <iant@google.com>
6098 * options.h (class General_options): Add --undefined-version.
6099 * script.cc (struct Version_expression): Add was_matched_by_symbol
6101 (Version_script_info::matched_symbol): New function.
6102 (Version_script_info::get_symbol_version_helper): Call
6104 (Version_script_info::check_unmatched_names): New function.
6105 * script.h (class Version_script_info): Update declarations.
6106 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6108 * options.h (class General_options): Use DEFINE_bool_alias for
6109 allow_multiple_definition.
6110 * resolve.cc (Symbol_table::should_override): Don't test
6111 allow_multiple_definition.
6114 * options.h (class General_options): Add --cref.
6115 * main.cc (main): Print cref table if --cref. Don't close mapfile
6116 until after printing cref table.
6117 * cref.cc: Include "symtab.h".
6118 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6119 (Cref_table_compare::operator()): New function.
6120 (Cref_inputs::gather_cref): New function.
6121 (filecol): New static const.
6122 (Cref_inputs::print_cref): New function.
6123 (Cref::print_cref): New function.
6124 * cref.h: Include <cstdio>.
6125 (class Cref): Update declarations.
6126 * mapfile.h (Mapfile::file): New function.
6127 * object.h (class Object): Define Symbols. Declare virtual
6128 do_get_global_symbols.
6129 (Object::get_global_symbols): New function.
6130 * object.cc (Input_objects::add_object): Pass object to cref_ if
6132 (Input_objects::archive_start): Likewise.
6133 (Input_objects::archive_stop): Likewise.
6134 (Input_objects::print_cref): New function.
6135 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6136 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6138 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6140 * plugin.h (class Sized_pluginobj): Update declarations.
6142 2010-01-05 Ian Lance Taylor <iant@google.com>
6144 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6145 to is_default_version. Rename insdef to insdefault.
6146 (Symbol_table::add_from_relobj): Rename def to is_default_version
6147 and local to is_forced_local.
6148 (Symbol_table::add_from_pluginobj): Likewise.
6149 (Symbol_table::add_from_dynobj): Likewise.
6150 (Symbol_table::define_special_symbol): Rename insdef to
6153 2010-01-04 Ian Lance Taylor <iant@google.com>
6156 * options.h (class General_options): Add
6157 --allow-multiple-definition and -z muldefs.
6158 * resolve.cc (Symbol_table::should_override): Don't warn about a
6159 multiple symbol definition if --allow-multiple-definition or -z
6163 * options.h (class General_options): Add --add-needed and
6164 --copy-dt-needed-entries. Tweak --as-needed help entry.
6165 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6166 error if --copy-dt-needed-entries aka --add-needed is used and
6167 would cause a change in behaviour.
6170 * options.h (class General_options): Add -G as a short version of
6171 --shared. Add no-op options -assert, -g, and -i.
6173 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6175 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6176 check for .text or .gnu.linkonce.t sections.
6177 * icf.cc (Icf::find_identical_sections): Ditto.
6178 Change the detection for mangled function name within the section
6180 * icf.h (is_section_foldable_candidate): New function.
6182 2009-12-30 Ian Lance Taylor <iant@google.com>
6185 * options.h (class General_options): Permit two dashes with
6186 --retain-symbols-file.
6188 2009-12-30 Ian Lance Taylor <iant@google.com>
6191 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6192 don't put the file header and segment headers in the text
6196 * common.cc (Sort_commons::operator()): Stabilize sort when both
6198 (Symbol_table::do_allocate_commons_list): When allocating common
6199 symbols, skip a symbol which is no longer common.
6200 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6201 an object before checking its type.
6202 * testsuite/common_test_2.c: New file.
6203 * testsuite/common_test_3.c: New file.
6204 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6205 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6206 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6207 (common_test_2_pic.o, common_test_2.so): New targets.
6208 (common_test_3_pic.o, common_test_3.so): New targets.
6209 * testsuite/Makefile.in: Rebuild.
6212 * script.cc (read_input_script): If we see a new SECTIONS clause,
6213 and we have added an input section, give an error.
6214 * layout.h (class Layout): Add have_added_input_section function.
6215 Add have_added_input_section_ field.
6216 * layout.cc (Layout::Layout): Initialize
6217 have_added_input_section_.
6218 (Layout::layout): Set have_added_input_section_.
6219 (Layout::layout_eh_frame): Likewise.
6221 2009-12-30 Ian Lance Taylor <iant@google.com>
6224 * options.h (class General_options): Add --sort-common option.
6225 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6226 * common.cc (Sort_common): Add sort_order parameter to
6227 constructor. Add sort_order_ field.
6228 (Sort_commons::operator): Check sort_order_.
6229 (Symbol_table::allocate_commons): Determine the sort order.
6230 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6232 (Symbol_table::do_allocate_commons_list): Likewise.
6234 2009-12-30 Ian Lance Taylor <iant@google.com>
6237 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6238 symbols from this object, don't change the visibility of an
6240 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6242 2009-12-30 Ian Lance Taylor <iant@google.com>
6245 * script.h (class Version_script_info): Define Language enum.
6246 Update declarations. Define Glob, Exact, and Lookup types. Add
6247 new fields globals_, locals_, and is_finalized_.
6248 * script.cc: Various formatting fixes.
6249 (class Parser_closure): Change language_stack_ from a vector of
6250 std::string to one of Version_script_info::Language. Adjust all
6252 (class Lazy_demangler): Remove.
6253 (struct Version_expression): Change language from std::string to
6254 Version_script_info::Language.
6255 (Version_script_info::Version_script_info): New function.
6256 (Version_script_info::~Version_script_info): Don't call clear.
6257 (Version_script_info::finalize): New function.
6258 (Version_script_info::build_lookup_tables): New function.
6259 (Version_script_info::build_expression_list_lookup): New
6261 (Version_script_info::get_symbol_version_helper): Rewrite to use
6263 (Version_script_info::print_expression_list): Adjust to use
6264 Version_script_info::Language.
6265 (script_push_lex_into_version_mode): Check that the version script
6266 has not been finalized.
6267 (version_script_push_lang): Change language string to
6268 Version_script_info::Language.
6269 * options.cc (Command_line::version_script): New function.
6270 * options.h (class General_options): Add finalize_dynamic_list
6271 function. Change version_script from declaration to definition.
6272 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6273 * testsuite/version_script.map: Remove duplicate def of foo.
6274 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6276 * testsuite/Makefile.in: Rebuild.
6278 2009-12-30 Ian Lance Taylor <iant@google.com>
6281 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6282 if the input symbol index is 0, make the output symbol index 0.
6284 2009-12-30 Ian Lance Taylor <iant@google.com>
6287 * options.h (class General_options): Add -x/--discard-all.
6288 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6289 --discard-all. If the local symbol needs a dynamic entry, check
6290 that before handling --discard-locals.
6292 2009-12-30 Ian Lance Taylor <iant@google.com>
6295 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6297 (Output_segment::add_output_section): Don't change the flags if
6301 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6302 GNU hash table if they need a dynamic value. Otherwise, don't add
6303 them if they are defined in a dynamic object or are forced local.
6305 2009-12-29 Ian Lance Taylor <iant@google.com>
6308 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6309 .gnu.hash table for a 32-bit target.
6312 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6313 regular and a dynamic object only needs a dynamic symbol table
6314 entry if it is externally visible.
6317 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6318 constructor. Add global_offset_table_ field.
6319 (Target_i386::got_section): Set global_offset_table_.
6320 (Target_i386::do_finalize_sections): Set global_offset_table_
6322 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6323 in constructor. Add global_offset_table_ field.
6324 (Target_x86_64::got_section): Set global_offset_table_.
6325 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6328 * layout.cc (Layout::Layout): Initialize increase_relro_.
6329 (Layout::get_output_section): Add is_relro, is_last_relro, and
6330 is_first_non_relro parameters. Change all callers.
6331 (Layout::choose_output_section): Likewise.
6332 (Layout::add_output_section_data): Likewise.
6333 (Layout::make_output_section): Likewise.
6334 (Layout::set_segment_offsets): Clear increase_relro when using a
6336 * layout.h (class Layout): Add increase_relro method. Add
6337 increase_relro_ field. Update declarations.
6338 * output.cc (Output_section::Output_section): Initialize
6339 is_last_relro_ and is_first_non_relro_.
6340 (Output_segment::add_output_section): Group relro sections is
6341 do_sort is true. Handle is_last_relro and is_first_non_relro.
6342 (Output_segment::maximum_alignment): Remove relro handling.
6343 (Output_segment::set_section_addresses): Add increase_relro
6344 parameter. Change all callers. Add initial alignment to align
6345 relro sections on separate page. Remove old relro handling.
6346 (Output_segment::set_section_list_addresses): Remove in_relro
6347 parameter. Change all callers.
6348 (Output_segment::set_offset): Add increase parameter. Change all
6349 callers. Remove old relro handling.
6350 * output.h (class Output_section): Add new methods: is_last_relro,
6351 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6352 Add is_last_relro_ and is_first_non_relro_ fields.
6353 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6354 Create separate .got.plt section. Call increase_relro.
6355 * x86_64.cc (Target_x86_64::got_section): Likewise.
6356 * testsuite/relro_script_test.t: Add .got.plt.
6359 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6360 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6361 (Layout::finalize): Call set_dynamic_symbol_size.
6362 (Layout::set_dynamic_symbol_size): New function.
6363 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6364 set_dynamic_symbol_size.
6367 * output.h (class Output_section): Add is_entsize_zero_ field.
6368 * output.cc (Output_section::Output_section): Initialize
6370 (Output_section::set_entsize): If two different entsizes are
6371 requested, force it to zero.
6372 (Output_section::add_input_section): Set flags for .debug_str
6373 before updating section flags. Set entsize.
6374 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6375 and SHF_STRING if all input sections have those flags.
6377 2009-12-29 Rafael Espindola <espindola@google.com>
6379 * main.cc (main): Fix the sys time reporting.
6380 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6383 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6385 * options.cc (General_options::parse_version): Allow -v to exit
6386 without an error if there is nothing to link.
6388 2009-12-29 Ian Lance Taylor <iant@google.com>
6390 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6391 using a version of gcc before 4.1.
6392 * configure: Rebuild.
6394 2009-12-28 Chris Demetriou <cgd@google.com>
6396 * attributes.cc (Output_attributes_section_data::do_write): Use
6397 std::vector::front rather than std::vector::data.
6399 2009-12-28 Ian Lance Taylor <iant@google.com>
6401 * symtab.h (class Symbol_table): Add enum Defined.
6402 * resolve.cc (Symbol_table::should_override): Add defined
6403 parameter. Change all callers. Test whether object is NULL
6404 before calling a method on it.
6405 (Symbol_table::report_resolve_problem): Add defined parameter.
6407 (Symbol_table::should_override_with_special): Likewise.
6408 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6409 parameter. Change all callers.
6410 (Symbol_table::do_define_in_output_data): Likewise.
6411 (Symbol_table::define_in_output_segment): Likewise.
6412 (Symbol_table::do_define_in_output_segment): Likewise.
6413 (Symbol_table::define_as_constant): Likewise.
6414 (Symbol_table::do_define_as_constant): Likewise.
6415 * script.h (class Symbol_assignment): Add is_defsym parameter to
6416 constructor; change all callers.
6417 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6418 parameter. Change all callers. Add is_defsym_ field.
6419 (class Parser_closure): Add parsing_defsym parameter to
6420 constructor; change all callers. Add parsing_defsym accessor
6421 function. Add parsing_defsym_ field.
6423 2009-12-28 Ian Lance Taylor <iant@google.com>
6425 * gold.cc (queue_middle_tasks): Fix formatting.
6426 * object.cc (Relobj::is_section_name_included): Likewise.
6428 2009-12-23 Ian Lance Taylor <iant@google.com>
6430 * i386.cc (Target_i386::do_calls_non_split): Recognize
6431 -fsplit-stack prologue for a function with a static chain.
6432 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6433 -fsplit-stack prologue when using %r11.
6435 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6437 * options.cc (General_options::parse_version): Make -v continue and do
6438 the link like GNU ld does.
6440 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6442 * Makefile.am (CCFILES): Add timer.cc.
6443 (HFILES): Add timer.h.
6444 * configure.ac: Check for sysconf and times.
6445 * main.cc: include timer.h.
6446 (main): Use Timer instead of get_run_time.
6449 * workqueue.cc: include timer.h.
6450 (Workqueue::find_and_run_task):
6451 Report user, sys and wall time.
6452 * Makefile.in: Regenerate.
6453 * config.in: Regenerate.
6454 * configure: Regenerate.
6456 2009-12-16 Doug Kwan <dougkwan@google.com>
6458 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6460 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6461 relaxed input sections.
6462 * output.cc (Output_section::find_relaxed_input_section): Change
6463 return type to Output_relaxed_input_section pointer. Adjust code
6464 for new type of relaxed_input_section_map_.
6465 * output.h (Output_section::find_relaxed_input_section): Change
6466 return type to Output_relaxed_input_section pointer.
6467 (Output_section::Output_relaxed_input_section_by_input_section_map):
6469 (Output_section::relaxed_input_section_map_): Change type to
6470 Output_section::Output_relaxed_input_section_by_input_section_map.
6471 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6474 2009-12-15 Ian Lance Taylor <iant@google.com>
6476 * layout.cc (Layout::create_shstrtab): Only write out after input
6477 sections if we are compressing debug sections.
6479 2009-12-15 Ian Lance Taylor <iant@google.com>
6481 * archive.cc (Archive::add_symbols): Only look up a symbol without
6482 a version if there is, in fact, a version.
6484 2009-12-14 Ian Lance Taylor <iant@google.com>
6486 Revert -Wshadow changes, all changes from:
6487 2009-12-11 Doug Kwan <dougkwan@google.com>
6488 2009-12-11 Nick Clifton <nickc@redhat.com>
6489 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6491 2009-12-11 Doug Kwan <dougkwan@google.com>
6493 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6495 * attributes.cc (Object_attribute::size): Ditto.
6496 (Attributes_section_data::size): Ditto.
6497 (Attributes_section_data::Attributes_section_data): Ditto.
6498 (Output_attributes_section_data::do_write): Ditto.
6499 * attributes.h (Object_attribute::set_type): Ditto.
6500 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6502 2009-12-11 Nick Clifton <nickc@redhat.com>
6504 * archive.cc: Fix shadowed variable warnings.
6506 * compressed_output.cc: Likewise.
6507 * compressed_output.h: Likewise.
6508 * configure: Likewise.
6509 * dwarf_reader.cc: Likewise.
6510 * dynobj.cc: Likewise.
6511 * dynobj.h: Likewise.
6512 * ehframe.cc: Likewise.
6513 * ehframe.h: Likewise.
6514 * errors.cc: Likewise.
6515 * expression.cc: Likewise.
6516 * fileread.cc: Likewise.
6517 * fileread.h: Likewise.
6518 * freebsd.h: Likewise.
6519 * i386.cc: Likewise.
6521 * incremental.h: Likewise.
6522 * layout.cc: Likewise.
6523 * layout.h: Likewise.
6524 * mapfile.cc: Likewise.
6525 * merge.cc: Likewise.
6526 * merge.h: Likewise.
6527 * object.cc: Likewise.
6528 * object.h: Likewise.
6529 * options.h: Likewise.
6530 * output.cc: Likewise.
6531 * output.h: Likewise.
6532 * parameters.cc: Likewise.
6533 * plugin.cc: Likewise.
6534 * powerpc.cc: Likewise.
6535 * reduced_debug_output.cc: Likewise.
6536 * reduced_debug_output.h: Likewise.
6537 * reloc.cc: Likewise.
6538 * reloc.h: Likewise.
6539 * resolve.cc: Likewise.
6540 * script-sections.cc: Likewise.
6541 * script.cc: Likewise.
6542 * script.h: Likewise.
6543 * sparc.cc: Likewise.
6544 * symtab.cc: Likewise.
6545 * symtab.h: Likewise.
6546 * target-select.cc: Likewise.
6547 * target-select.h: Likewise.
6548 * token.h: Likewise.
6549 * workqueue.cc: Likewise.
6550 * workqueue.h: Likewise.
6551 * x86_64.cc: Likewise.
6553 2009-12-10 Doug Kwan <dougkwan@google.com>
6555 * arm.cc (attributes.h): New include.
6556 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6557 (Arm_relobj::~Arm_relobj): Delete object pointed by
6558 attributes_section_data_.
6559 (Arm_relobj::attributes_section_data): New method definition.
6560 (Arm_relobj::attributes_section_data_): New data member declaration.
6561 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6562 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6563 attributes_section_data_.
6564 (Arm_dynobj::attributes_section_data): New method definition.
6565 (Arm_dynobj::attributes_section_data_): New data member declaration.
6566 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6567 initialization value of may_use_blx_ to false.
6568 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6569 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6570 object attributes to compute results instead of hard-coding.
6571 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6572 Target_arm::get_secondary_compatible_arch,
6573 Target_arm::set_secondary_compatible_arch
6574 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6575 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6576 New method declarations.
6577 (Target_arm::get_aeabi_object_attribute): New method definition.
6578 (Target_arm::attributes_section_data_): New data member declaration.
6579 (read_arm_attributes_section): New template definition.
6580 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6581 (Arm_dynobj::do_read_symbols): Ditto.
6582 (Target_arm::do_finalize_sections): Merge attributes sections from
6583 input. Check for BLX use after attributes section merging.
6584 Fix __exidx_start and __exidx_end visibility. Create an
6585 .ARM.attributes section if necessary.
6586 (Target_arm::get_secondary_compatible_arch,
6587 Target_arm::set_secondary_compatible_arch,
6588 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6589 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6590 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6591 New method definitions.
6593 2009-12-09 Ian Lance Taylor <iant@google.com>
6595 * plugin.cc (Plugin::load): Don't cast from void* to a function
6598 2009-12-09 Ian Lance Taylor <iant@google.com>
6600 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6603 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6605 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6606 Replace two_file_shared_1.so with two_file_shared_2.so.
6607 * testsuite/Makefile.in: Regenerated.
6609 2009-12-08 Doug Kwan <dougkwan@google.com>
6611 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6612 (HFILES): Add attributes.h and int_encoding.h.
6613 * Makefile.in: Regenerate.
6614 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6615 function definitions to int_encoding.cc
6616 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6617 prototypes to int_encoding.h
6618 * reduced_debug_output.cc (int_encoding.h): New include.
6619 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6620 function definitions to int_encoding.cc
6621 (insert_into_vector, read_from_pointer): Move template definitions to
6623 * attributes.cc: New file.
6624 * attributes.h: New file.
6625 * int_encoding.cc: New file.
6626 * int_encoding.h: New file.
6628 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6631 * incremental-dump.cc (dump_incremental_inputs): New.
6632 (main): Use dump_incremental_inputs.
6634 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6637 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6638 checking elfcpp::STT_FUNC.
6639 (Target_i386::Relocate::relocate): Likewise.
6640 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6642 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6643 symbols from shared libraries into normal FUNC symbols.
6645 * symtab.h (Symbol): Add is_func and use it.
6647 2009-12-05 Doug Kwan <dougkwan@google.com>
6649 * arm.cc (Target_arm::arm_info): Initialize new fields
6650 attributes_section and attributes_vendor.
6651 * i386.cc (Target_i386::i386_info): Same.
6652 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6653 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6654 fields attributes_section and attributes_vendor.
6655 * sparc.cc (Target_sparc::sparc_info): Same.
6656 * target.h (Target::attributes_section, Target::attributes_vendor,
6657 Target::is_attributes_section, Target::attribute_arg_type,
6658 Target::attributes_order): New method definitions.
6659 (Target::Target_info::attributes_section,
6660 Target::Target_info::attributes_vendor): New fields.
6661 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6662 virtual method definitions.
6663 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6664 attributes_section and attributes_vendor.
6665 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6667 2009-12-05 Doug Kwan <dougkwan@google.com>
6669 * arm.cc: Update comments about interworking and stub generation.
6670 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6671 considered as non-PIC.
6672 (Arm_relocate_functions::base_abs): Fix formatting.
6673 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6674 of function to use GOT entry address instead of offset.
6675 (Target_arm::Scan::global): Issue an error if a symbol would need a
6676 PLT does not get one because it is untyped. Remove code to create
6677 dynamic symbols for relative branches.
6678 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6679 takes unsigned integer instead of boolean.
6681 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6683 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6684 (two_file_test_LDADD): Likewise.
6685 (common_test_1_LDADD): Likewise.
6686 (exception_test_LDADD) Likewise.
6687 (weak_test_LDADD): Likewise.
6688 (many_sections_test_LDADD): Likewise.
6689 (initpri1_LDADD): Likewise.
6690 (script_test_1_LDADD): Likewise.
6691 (script_test_2_LDADD): Likewise.
6692 (justsyms_LDADD): Likewise.
6693 (binary_test_LDADD): Likewise.
6694 (large_LDADD): Likewise.
6695 * testsuite/Makefile.in: Regenerated.
6697 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6699 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6700 (Symbol_table::override_with_special): Likewise.
6701 (Symbol_table::add_from_object): Likewise.
6703 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6705 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6706 Don't set the data_offset twice.
6708 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6710 * testsuite/Makefile.in: Regenerate.
6712 2009-12-03 Doug Kwan <dougkwan@google.com>
6714 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6715 (Target_arm::do_finalize_sections): Add parameter for symbol table
6716 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6717 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6718 parameter for symbol table pointer.
6719 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6720 an additional parameter for a pointer to symbol table.
6721 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6722 parameter for a symbol table pointer.
6723 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6724 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6726 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6727 parameter for a symbol table pointer.
6729 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6731 * incremental.cc (Incremental_inputs_header)
6732 (Incremental_inputs_header_write, Incremental_inputs_entry)
6733 (Incremental_inputs_entry_write): Move ...
6734 * incremental.h (Incremental_inputs_header)
6735 (Incremental_inputs_header_write, Incremental_inputs_entry)
6736 (Incremental_inputs_entry_write): here.
6738 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6740 * incremental.cc (make_sized_incremental_binary): Set the target.
6741 Error if it is incompatible.
6742 * output.h (Output_file): Add filename method.
6744 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6746 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6747 from the get_* methods.
6749 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6751 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6752 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6753 Write 0 for the data_offset of scripts.
6755 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6757 * testsuite/Makefile.am: Add the incremental_test.sh test.
6758 * testsuite/incremental_test.sh: New.
6759 * testsuite/incremental_test_1.c: New.
6760 * testsuite/incremental_test_2.c: New.
6762 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6764 * incremental-dump.cc (main): Fix typos.
6766 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6769 * incremental-dump.cc (main): Use llu to print 64 bit values.
6771 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6772 H.J. Lu <hongjiu.lu@intel.com>
6774 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6776 (incremental_dump_LDADD): Likewise.
6777 * Makefile.in: Regenerated.
6779 2009-11-25 Doug Kwan <dougkwan@google.com>
6783 2009-11-25 Doug Kwan <dougkwan@google.com>
6785 * arm.cc (Target_arm::Target_arm): Move method definition
6786 outside of class definition. Add code to handle
6787 --target1-rel, --target1-abs and --target2= options.
6788 (Target_arm::get_reloc_reloc_type): Change method to be
6789 non-static and const.
6790 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6791 New data member declaration.
6792 (Target_arm::Scan::local, Target_arm::Scan::global,
6793 Target_arm::Relocate::relocate,
6794 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6795 Adjust call to Target_arm::get_real_reloc_type.
6796 (Target_arm::get_real_reloc_type): Use command line options
6797 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6798 * options.h (--target1-rel, --target1-abs, --target2): New
6801 2009-11-25 Doug Kwan <dougkwan@google.com>
6803 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6804 class definition. Add code to handle --target1-rel, --target1-abs
6805 and --target2= options.
6806 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6808 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6810 (Target_arm::Scan::local, Target_arm::Scan::global,
6811 Target_arm::Relocate::relocate,
6812 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6813 call to Target_arm::get_real_reloc_type.
6814 (Target_arm::get_real_reloc_type): Use command line options to
6815 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6816 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6819 2009-11-25 Doug Kwan <dougkwan@google.com>
6821 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6822 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6823 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6825 (Arm_relocate_functions::thm_call): Replace body with a call to
6826 Arm_relocate_functions::thumb_branch_common.
6827 (Arm_relocate_functions::thm_jump24,
6828 Arm_relocate_functions::thm_xpc22): New method definitions.
6829 (Arm_relocate_functions::thumb_branch_common): New method definition.
6830 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6832 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6833 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6835 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6837 * Makefile.am: Build incremental-dump
6838 * Makefile.in: Regenerate.
6839 * incremental-dump.cc: New.
6840 * incremental.cc (Incremental_inputs_header_data,
6841 Incremental_inputs_entry_data): Move to incremental.h
6842 * incremental.h: (Incremental_inputs_header_data,
6843 Incremental_inputs_entry_data): Move from incremental.cc
6845 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6847 * incremental.cc (Incremental_inputs_header,
6848 Incremental_inputs_header_write, Incremental_inputs_entry,
6849 Incremental_inputs_entry_write): Add a typedef with the data type.
6851 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6853 * incremental.cc (Incremental_inputs_header,
6854 Incremental_inputs_header_write, Incremental_inputs_entry,
6855 Incremental_inputs_entry_write): Update comment about which
6856 type has the filed descriptions.
6858 2009-11-15 Doug Kwan <dougkwan@google.com>
6860 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6861 (Arm_relocate_functions::arm_branch_common): Change method defintion
6862 in class definition to a method declaration and update list of formal
6864 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6865 Arm_relocation_functions::jump24): Adjust call to
6866 Arm_relocate_functions::arm_branch_common. Update list of formal
6868 (Arm_relocate_functions::xpc25): New method definition.
6869 (Arm_relocate_functions::arm_branch_common): Move method defintion
6870 out from class definition. Use stubs for mode-switching and extending
6872 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6873 specially. Change code to enable use of stubs in ARM branches.
6875 2009-11-10 Doug Kwan <dougkwan@google.com>
6877 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6878 in method declaration.
6879 (Target_arm::relocate_stub): New method declaration.
6880 (Target_arm::default_target): Change to return a pointer instead of
6882 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6883 Target_arm::default_target.
6884 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6886 (Target_arm::relocate_section): Adjust view.
6887 (Target_arm::relocate_stub): New method definition.
6889 2009-11-10 Doug Kwan <dougkwan@google.com>
6891 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6893 * incremental.cc (open_incremental_binary): Initialized local
6894 variables to avoid warnings.
6895 * object.cc (make_elf_object): Ditto.
6896 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6899 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6902 * testsuite/plugin_test.c: Include "config.h".
6904 2009-11-09 Doug Kwan <dougkwan@google.com>
6906 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6907 (arm_symbol_value): Remove.
6908 (Arm_relocate_functions::arm_branch_common,
6909 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6910 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6911 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6912 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6913 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6914 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6915 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6916 Arm_relocate_functions::thm_mobw_abs_nc,
6917 Arm_relocate_functions::thm_mov_abs,
6918 Arm_relocate_functions::movw_prel_nc,
6919 Arm_relocate_functions::thm_movt_abs,
6920 Arm_relocate_functions::movt_prel,
6921 Arm_relocate_functions::thm_movw_prel_nc,
6922 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6923 (Target_arm::Relocate::relocate): Only decompose address into two
6924 parts if relocation type uses the thumb-bit and pass the actual
6925 bit instead of a flag indicating that the thumb-bit is used. Adjust
6926 calls to methods in Arm_relocate_functions for this change.
6928 2009-11-08 Ian Lance Taylor <iant@google.com>
6931 * reloc.cc: Instantiate
6932 Sized_relobj::initialize_input_to_output_maps and
6933 Sized_relobj:free_input_to_output_maps.
6935 2009-11-06 Ian Lance Taylor <iant@google.com>
6938 * defstd.cc (in_segment): Set only_if_ref true for "end".
6940 2009-11-06 Doug Kwan <dougkwan@google.com>
6942 * arm.cc (class Reloc_stub): Correct a comment.
6943 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6944 (Target_arm::scan_section_for_stubs): New method declaration.
6945 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6946 Change methods from private to protected.
6947 (Target_arm::do_may_relax): New method definition.
6948 (Target_arm::do_relax, Target_arm::group_sections,
6949 Target_arm::scan_reloc_for_stub,
6950 Target_arm::scan_reloc_section_for_stubs): New method declarations.
6951 (Target_arm::arm_input_section_map_): New data member declaration.
6952 (Target_arm::scan_reloc_for_stub,
6953 Target_arm::scan_reloc_section_for_stubs,
6954 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
6955 Target_arm::do_relax): New method definitions.
6957 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
6959 * configure.ac: Check for (struct stat)::st_mtim
6960 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
6961 * config.in: Regenerate.
6962 * configure: Regenerate.
6964 2009-11-05 Ian Lance Taylor <iant@google.com>
6967 * output.cc (Output_segment::add_output_section): Add missing
6970 2009-11-04 Ian Lance Taylor <iant@google.com>
6973 * object.h (class Object): Add is_needed and set_is_needed
6974 methods. Add is_needed_ field. Make bool fields into bitfields.
6975 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
6976 defined in a dynamic object and referenced by a regular object,
6977 set is_needed for the dynamic object.
6978 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
6979 if the file is marked with as_needed and it is not needed.
6981 2009-11-04 Ian Lance Taylor <iant@google.com>
6984 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
6985 tags if data is discarded by linker script.
6986 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6987 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6988 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6989 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6991 2009-11-04 Ian Lance Taylor <iant@google.com>
6993 * layout.cc (Layout::get_output_section): Add is_interp and
6994 is_dynamic_linker_section parameters. Change all callers.
6995 (Layout::choose_output_section): Likewise.
6996 (Layout::make_output_section): Likewise.
6997 (Layout::add_output_section_data): Add is_dynamic_linker_section
6998 parameter. Change all callers.
6999 * layout.h (class Layout): Update declarations.
7000 * output.h (class Output_section): Add is_interp, set_is_interp,
7001 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7002 Add is_interp_, is_dynamic_linker_section_ fields. Change
7003 generate_code_fills_at_write_ to a bitfield.
7004 * output.cc (Output_section::Output_sections): Initialize new
7006 (Output_segment::add_output_section): Add do_sort parameter.
7009 2009-11-03 Ian Lance Taylor <iant@google.com>
7012 * options.h (class General_options): Add --warn-common.
7013 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7014 merging two common symbols.
7015 (Symbol_table::should_override): Handle --warn-common when merging
7016 a common symbol with a defined symbol. Use report_resolve_problem
7017 for multiple definitions.
7018 (Symbol_table::report_resolve_problem): New function.
7019 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7021 2009-11-03 Doug Kwan <dougkwan@google.com>
7023 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7025 (Target_arm::stub_factory): New method definition.
7026 (Target_arm::new_arm_input_section,
7027 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7028 Target_arm::reloc_uses_thumb_bit): New method declarations.
7029 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7030 New type definitions.
7031 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7032 member declarations.
7033 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7034 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7035 New method definitions.
7037 2009-11-03 Ian Lance Taylor <iant@google.com>
7039 * options.h (class General_options): Add --warn_constructors.
7041 2009-11-03 Ian Lance Taylor <iant@google.com>
7044 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7045 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7047 2009-11-03 Ian Lance Taylor <iant@google.com>
7050 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7051 --msgid-bugs-address.
7052 (install-pdf): New target.
7053 (install-data_yes): Look up one directory to find mkinstalldirs.
7055 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7057 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7060 2009-10-30 Doug Kwan <dougkwan@google.com>
7062 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7064 2009-10-30 Doug Kwan <dougkwan@google.com>
7066 * arm.cc (Stub_addend_reader): New struct template definition
7067 and partial specializations.
7068 (Stub_addend_reader::operator()): New method definition for a
7069 partially specialized template.
7071 2009-10-30 Doug Kwan <dougkwan@google.com>
7073 * arm.cc (Arm_relobj::processor_specific_flags): New method
7075 (Arm_relobj::do_read_symbols): New method declaration.
7076 (Arm_relobj::processor_specific_flags_): New data member declaration.
7077 (Arm_dynobj): New class definition.
7078 (Target_arm::do_finalize_sections): Add input_objects parameter.
7079 (Target_arm::do_adjust_elf_header): New method declaration.
7080 (Target_arm::are_eabi_versions_compatible,
7081 (Target_arm::merge_processor_specific_flags): New method declaration.
7082 (Target_arm::do_make_elf_object): New overloaded method definitions
7084 (Arm_relobj::do_read_symbols): New method definition.
7085 (Arm_dynobj::do_read_symbols): Ditto.
7086 (Target_arm::do_finalize_sections): Add input_objects parameters.
7087 Merge processor-specific flags from all input objects.
7088 (Target_arm::are_eabi_versions_compatible,
7089 Target_arm::merge_processor_specific_flags,
7090 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7091 New method definitions.
7092 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7093 Input_objects pointer type parameter.
7094 * layout.cc (Layout::finalize): Pass input objects to target's.
7095 finalize_sections function.
7096 * output.cc (Output_file_header::do_sized_write): Set ELF file
7097 header's processor-specific flags.
7098 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7099 Input_objects pointer type parameter.
7100 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7101 * target.h (Input_objects): New forward class declaration.
7102 (Target::processor_specific_flags,
7103 Target::are_processor_specific_flags_sect): New method definitions.
7104 (Target::finalize_sections): Add input_objects parameter.
7105 (Target::Target): Initialize processor_specific_flags_ and
7106 are_processor_specific_flags_set_.
7107 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7109 (Target::set_processor_specific_flags): New method definition.
7110 (Target::processor_specific_flags_,
7111 Target::are_processor_specific_flags_set_): New data member
7113 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7114 Input_objects pointer type parameter.
7116 2009-10-30 Doug Kwan <dougkwan@google.com>
7118 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7120 2009-10-28 Ian Lance Taylor <iant@google.com>
7122 * object.h (class Relobj): Drop options parameter from
7123 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7124 do_scan_relocs, do_relocate. Change all callers.
7125 (class Sized_relobj): Drop options parameters from
7126 do_gc_process_relocs, do_scan_relocs, do_relocate,
7127 do_relocate_sections, relocate_sections, emit_relocs_scan,
7128 emit_relocs_scan_reltype. Change all callers.
7129 (struct Relocate_info): Remove options field and all references to
7131 * reloc.h (class Read_relocs): Remove options constructor
7132 parameter and options_ field. Change all callers.
7133 (class Gc_process_relocs, class Scan_relocs): Likewise.
7134 (class Relocate_task): Likewise.
7135 * target-reloc.h (scan_relocs): Remove options parameter. Change
7137 (scan_relocatable_relocs): Likewise.
7138 * target.h (class Sized_target): Remove options parameter from
7139 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7141 * gc.h (gc_process_relocs): Remove options parameter. Change all
7143 * arm.cc: Update functions to remove options parameters.
7144 * i386.cc: Likewise.
7145 * powerpc.cc: Likewise.
7146 * sparc.cc: Likewise.
7147 * x86_64.cc: Likewise.
7148 * testsuite/testfile.cc: Likewise.
7150 2009-10-28 Doug Kwan <dougkwan@google.com>
7152 * arm.cc (Arm_relobj): New class definition.
7153 (Arm_relobj::scan_sections_for_stubs,
7154 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7155 New method definitions.
7157 2009-10-28 Cary Coutant <ccoutant@google.com>
7159 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7160 (Plugin::cleanup_done_): New member.
7161 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7162 (Plugin_manager::cleanup_done_): Remove.
7163 (Plugin_manager::add_input_file): Edit error message.
7164 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7165 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7167 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7169 * fileread.cc: (File_read::View::~View): Use the new
7170 data_ownership_ filed.
7171 (File_read::~File_read): Dispose the new whole_file_view_.
7172 (File_read::open): Mmap the whole file if needed.
7173 (File_read::open): Use whole_file_view_ instead of contents_.
7174 (File_read::find_view): Use whole_file_view_ if applicable.
7175 (File_read::do_read): Use whole_file_view_ instead of contents_.
7176 (File_read::make_view): Use whole_file_view_ instead of contents_,
7177 update File_read::View::View call.
7178 (File_read::find_or_make_view): Update File_read::View::View
7180 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7182 (File_read::View::Data_ownership): New enum.
7183 (File_read::View::View): Replace bool mapped_ with Data_ownership
7185 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7186 (File_read::View::data_ownership_): New field.
7187 (File_read::contents_): Remove (replaced by whole_file_view_).
7188 (File_read::whole_file_view_): New field.
7189 * options.h (class General_options): Add --keep-files-mapped.
7191 2009-10-27 Cary Coutant <ccoutant@google.com>
7193 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7194 * testsuite/Makefile.am (plugin_test_5): New test case.
7195 * testsuite/Makefile.in: Regenerate.
7197 2009-10-25 Doug Kwan <dougkwan@google.com>
7199 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7200 from private to protected to allow access by child class.
7201 (Sized_relobj::do_relocate_sections): New method declaration.
7202 (Sized_relobj::relocate_sections): Virtualize.
7203 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7204 Sized_relobj::relocate_sections. Instantiate template explicitly
7205 for different target sizes and endianity.
7207 2009-10-24 Doug Kwan <dougkwan@google.com>
7209 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7210 (Arm_input_section::as_arm_input_section): New method.
7211 (Arm_output_section): New class definition.
7212 (Arm_output_section::create_stub_group,
7213 Arm_output_section::group_sections): New method definitions.
7215 2009-10-22 Doug Kwan <dougkwan@google.com>
7217 * arm.cc (Arm_input_section): New class definition.
7218 (Arm_input_section::init, Arm_input_section:do_write,
7219 Arm_input_section::set_final_data_size,
7220 Arm_input_section::do_reset_address_and_file_offset): New method
7223 2009-10-21 Doug Kwan <dougkwan@google.com>
7225 * arm.cc (Stub_table, Arm_input_section): New forward class
7227 (Stub_table): New class defintion.
7228 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7229 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7230 New method definition.
7232 2009-10-21 Doug Kwan <dougkwan@google.com>
7234 * arm.cc: Update copyright comments.
7235 (Target_arm): New forward class template declaration.
7236 (Arm_address): New type.
7237 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7238 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7239 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7241 (Insn_template): Same.
7242 (DEF_STUBS): New macro.
7243 (Stub_type): New enum type.
7244 (Stub_template): New class definition.
7247 (Stub_factory): Same.
7248 (Target_arm::Target_arm): Initialize may_use_blx_ and
7249 should_force_pic_veneer_.
7250 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7251 Target_arm::should_force_pic_veneer,
7252 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7253 Target_arm::using_thumb_only, Target_arm:;default_target): New
7255 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7256 New data member declarations.
7257 (Insn_template::size, Insn_template::alignment): New method defintions.
7258 (Stub_template::Stub_template): New method definition.
7259 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7260 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7261 (Stub_factory::Stub_factory): New method definition.
7262 * gold.h (string_hash): New template.
7263 * output.h (Input_section_specifier::hash_value): Use
7265 (Input_section_specifier::string_hash): Remove.
7266 * stringpool.cc (Stringpool_template::string_hash): Use
7269 2009-10-20 Doug Kwan <dougkwan@google.com>
7271 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7272 symbols of relaxed input sections.
7273 * output.h (Output_section::find_relaxed_input_section): Make
7276 2009-10-16 Doug Kwan <dougkwan@google.com>
7278 * dynobj.cc (Versions::Versions): Initialize version_script_.
7279 Only insert base version symbol definition for a shared object
7280 if version script defines any version versions.
7281 (Versions::define_base_version): New method definition.
7282 (Versions::add_def): Check that base version is not needed.
7283 (Versions::add_need): Define base version lazily.
7284 * dynobj.h (Versions::define_base_version): New method declaration.
7285 (Versions::needs_base_version_): New data member declaration.
7286 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7287 (check_DATA): Add no_version_test.stdout.
7288 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7290 * testsuite/Makefile.in: Regenerate.
7291 * testsuite/no_version_test.c: New file.
7292 * testsuite/no_version_test.sh: Ditto.
7294 2009-10-16 Doug Kwan <dougkwan@google.com>
7296 * expression.cc (class Segment_start_expression): New class definition.
7297 (Segment_start_expression::value): New method definition.
7298 (script_exp_function_segment_start): Return a new
7299 Segment_start_expression.
7300 * gold/script-c.h (script_saw_segment_start_expression): New function
7302 * script-sections.cc (Script_sections::Script_sections): Initialize
7303 SAW_SEGMENT_START_EXPRESSION_ to false.
7304 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7305 and -Tbbs options to specify section addresses if given in
7306 command line and no SEGMENT_START expression is seen in a script.
7307 * script-sections.h (Script_sections::saw_segment_start_expression,
7308 Script_sections::set_saw_segment_start_expression): New method
7310 (Script_sections::saw_segment_start_expression_): New data member
7312 * script.cc (script_saw_segment_start_expression): New function.
7313 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7314 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7315 script_test_7.sh and script_test_8.sh.
7316 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7317 script_test_8.stdout.
7318 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7319 (script_test_6, script_test_6.stdout, script_test_7,
7320 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7321 * Makefile.in: Regenerate.
7322 * testsuite/script_test_6.sh: New file.
7323 * testsuite/script_test_6.t: Same.
7324 * testsuite/script_test_7.sh: Same.
7325 * testsuite/script_test_7.t: Same.
7326 * testsuite/script_test_8.sh: Same.
7328 2009-10-16 Doug Kwan <dougkwan@google.com>
7330 * output.cc (Output_segment::set_section_list_address): Cast
7331 expressions to unsigned long long type to avoid format warnings.
7333 2009-10-15 Ian Lance Taylor <iant@google.com>
7335 * script.cc (Script_options::add_symbol_assignment): Always add a
7336 dot assignment to script_sections_.
7337 * script-sections.cc (Script_sections::add_dot_assignment):
7338 Initialize if necessary.
7340 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7341 program headers with no load segment if there is a linker script.
7343 * layout.cc (Layout::set_segment_offsets): Align the file offset
7344 to the segment aligment for -N or -n with no load segment.
7345 * output.cc (Output_segment::add_output_section): Don't crash if
7346 the first section is a TLS section.
7347 (Output_segment::set_section_list_addresses): Print an error
7348 message if the address moves backward in a linker script.
7349 * script-sections.cc
7350 (Output_section_element_input::set_section_addresses): Don't
7351 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7352 (Orphan_output_section::set_section_addresses): Likewise.
7354 2009-10-15 Doug Kwan <dougkwan@google.com>
7356 * layout.cc (Layout::finish_dynamic_section): Generate tags
7357 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7358 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7359 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7361 2009-10-14 Ian Lance Taylor <iant@google.com>
7363 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7365 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7366 data_shdr fields of relinfo.
7367 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7368 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7369 R_386_TLS_LDO_32, adjust based on section flags.
7370 (Target_i386::Relocate::fix_up_ldo): Remove.
7372 2009-10-13 Ian Lance Taylor <iant@google.com>
7374 Add support for -pie.
7375 * options.h (class General_options): Add -pie and
7377 (General_options::output_is_position_independent): Test -pie.
7378 (General_options::output_is_executable): Return true if not shared
7379 and not relocatable.
7380 (General_options::output_is_pie): Remove.
7381 * options.cc (General_options::finalize): Reject incompatible uses
7383 * gold.cc (queue_middle_tasks): A -pie link is not static.
7384 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7385 * symtab.cc (Symbol::final_value_is_known): Return false if
7386 output_is_position_independent.
7387 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7388 output_is_position_independent.
7389 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7390 output_is_position_independent.
7391 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7392 output_is_position_independent.
7393 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7395 (basic_pie_test.o, basic_pie_test): New targets.
7396 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7397 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7398 (two_file_pie_test): New target.
7399 * testsuite/Makefile.in: Rebuild.
7400 * README: Remove note saying that -pie is not supported.
7402 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7404 * options.h (class General_options): Add -init and -fini.
7405 * layout.cc (Layout::finish_dynamic_section): Emit
7406 given init and fini functions.
7408 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7410 * gc.h (gc_process_relocs): Check if icf is enabled using new
7412 * gold.cc (queue_initial_tasks): Likewise.
7413 (queue_middle_tasks): Likewise.
7414 * object.cc (do_layout): Likewise.
7415 * symtab.cc (is_section_folded): Likewise.
7416 * main.cc (main): Likewise.
7417 * reloc.cc (Read_relocs::run): Likewise.
7418 (Sized_relobj::do_scan_relocs): Likewise.
7419 * icf.cc (is_function_ctor_or_dtor): New function.
7420 (Icf::find_identical_sections): Check if function is ctor or dtor when
7422 * options.h (General_options::icf): Change option to be an enum.
7423 (Icf_status): New enum.
7424 (icf_enabled): New method.
7425 (icf_safe_folding): New method.
7426 (set_icf_status): New method.
7427 (icf_status_): New variable.
7428 * (options.cc) (General_options::finalize): Set icf_status_.
7429 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7430 icf_test and icf_keep_unique_test to use the --icf enum flag.
7431 * testsuite/icf_safe_test.sh: New file.
7432 * testsuite/icf_safe_test.cc: New file.
7434 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7436 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7437 includes to gc.h and icf.h.
7438 * arm.cc: Include gc.h.
7439 * gold.cc: Likewise.
7440 * i386.cc: Likewise.
7441 * powerpc.cc: Likewise.
7442 * sparc.cc: Likewise.
7443 * x86_64.cc: Likewise.
7444 * gc.h: Include icf.h.
7446 2009-10-11 Ian Lance Taylor <iant@google.com>
7448 * plugin.cc: Include "gold.h" before other header files.
7450 2009-10-10 Chris Demetriou <cgd@google.com>
7452 * options.h (Input_file_argument::Input_file_type): New enum.
7453 (Input_file_argument::is_lib_): Replace with...
7454 (Input_file_argument::type_): New member.
7455 (Input_file_argument::Input_file_argument): Take Input_file_type
7456 'type' rather than boolean 'is_lib' as second argument.
7457 (Input_file_argument::is_lib): Use type_.
7458 (Input_file_argument::is_searched_file): New function.
7459 (Input_file_argument::may_need_search): Handle is_searched_file.
7460 * options.cc (General_options::parse_library): Support -l:filename.
7461 (General_options::parse_just_symbols): Update for Input_file_argument
7463 (Command_line::process): Likewise.
7464 * archive.cc (Archive::get_file_and_offset): Likewise.
7465 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7466 * script.cc (read_script_file, script_add_file): Likewise.
7467 * fileread.cc (Input_file::Input_file): Likewise.
7468 (Input_file::will_search_for): Handle is_searched_file.
7469 (Input_file::open): Likewise.
7470 * readsyms.cc (Read_symbols::get_name): Likewise.
7471 * testsuite/Makefile.am (searched_file_test): New test.
7472 * testsuite/Makefile.in: Regenerate.
7473 * testsuite/searched_file_test.cc: New file.
7474 * testsuite/searched_file_test_lib.cc: New file.
7476 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7477 Ian Lance Taylor <iant@google.com>
7479 * descriptor.cc: Include <cstdio> and "binary-io.h".
7480 (Descriptors::open): Open the files in binary mode always.
7481 * script.cc (Lex::get_token): Treat \r as whitespace.
7483 2009-10-09 Ian Lance Taylor <iant@google.com>
7485 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7487 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7488 Ian Lance Taylor <iant@google.com>
7490 * configure.ac: Check for readv function also.
7491 * fileread.cc (readv): Define if not HAVE_READV.
7492 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7494 * config.in: Regenerate.
7495 * configure: Regenerate.
7497 2009-10-09 Doug Kwan <dougkwan@google.com>
7499 * layout.cc (Layout::make_output_section): Call target hook to make
7500 ordinary output section.
7501 (Layout::finalize): Adjust parameter list of call the
7502 Target::may_relax().
7503 * layout.h (class Layout::section_list): New method.
7504 * merge.h (Output_merge_base::entsize): Change visibility to public.
7505 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7507 (Output_merge_string::do_is_string): New method.
7508 * object.cc (Sized_relobj::do_setup): renamed from
7509 Sized_relobj::set_up.
7510 * object.h (Sized_relobj::adjust_shndx,
7511 Sized_relobj::initializ_input_to_output_maps,
7512 Sized_relobj::free_input_to_output_maps): Change visibilities to
7514 (Sized_relobj::setup): Virtualize.
7515 (Sized_relobj::do_setup): New method declaration.
7516 (Sized_relobj::invalidate_section_offset,
7517 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7518 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7519 * options.cc (parse_int): New function.
7520 * options.h (parse_int): New declaration.
7521 (DEFINE_int): New macro.
7522 (stub_group_size): New option.
7523 * output.cc (Output_section::Output_section): Initialize memebers
7524 merge_section_map_, merge_section_by_properties_map_,
7525 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7526 (Output_section::add_input_section): Handled deferred code-fill
7527 generation and remove an old comment.
7528 (Output_section::add_relaxed_input_section): New method definition.
7529 (Output_section::add_merge_input_section): Use merge section by
7530 properties map to speed to search. Update merge section maps
7532 (Output_section::build_relaxation_map): New method definition.
7533 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7535 (Output_section::relax_input_section): Renamed to
7536 Output_section::convert_input_sections_to_relaxed_sections and change
7537 interface to take a vector of pointers to relaxed sections.
7538 (Output_section::find_merge_section,
7539 Output_section::find_relaxed_input_section): New method definitions.
7540 (Output_section::is_input_address_mapped,
7541 Output_section::output_offset, Output_section::output_address):
7542 Use output section data maps to speed up searching.
7543 (Output_section::find_starting_output_address): Add comments.
7544 (Output_section::do_write,
7545 Output_section::write_to_postprocessing_buffer): Do code-fill
7546 generation as appropriate.
7547 (Output_section::get_input_sections): Invalidate relaxed input section
7549 (Output_section::restore_states): Adjust type of checkpoint .
7550 Invalidate relaxed input section map.
7551 * output.h (Output_merge_base): New class declaration.
7552 (Input_section_specifier): New class defintion.
7553 (class Output_relaxed_input_section) Change base class to
7554 Output_section_data_build.
7555 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7556 base class initializer.
7557 (Output_section::add_relaxed_input_section): New method declaration.
7558 (Output_section::Input_section): Change visibility to protected.
7559 (Output_section::Input_section::relobj,
7560 Output_section::Input_section::shndx): Handle relaxed input sections.
7561 Output_section::input_sections) Change visibility to protected. Also
7562 define overload to return a non-const pointer.
7563 (Output_section::Merge_section_properties): New class defintion.
7564 (Output_section::Merge_section_by_properties_map,
7565 Output_section::Output_section_data_by_input_section_map,
7566 Output_section::Relaxation_map): New types.
7567 (Output_section::relax_input_section): Rename method to
7568 Output_section::convert_input_sections_to_relaxed_sections and change
7569 interface to take a vector of relaxed section pointers.
7570 (Output_section::find_merge_section,
7571 Output_section::find_relaxed_input_section,
7572 Output_section::build_relaxation_map,
7573 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7574 New method declarations.
7575 (Output_section::merge_section_map_
7576 Output_section::merge_section_by_properties_map_,
7577 Output_section::relaxed_input_section_map_,
7578 Output_section::is_relaxed_input_section_map_valid_,
7579 Output_section::generate_code_fills_at_write_): New data members.
7580 * script-sections.cc
7581 (Output_section_element_input::set_section_addresses): Call
7582 current_data_size and addralign methods of relaxed input sections.
7583 (Orphan_output_section::set_section_addresses): Call current_data_size
7584 and addralign methods of relaxed input sections.
7585 * symtab.cc (Symbol_table::compute_final_value): Extract template
7586 from the body of Symbol_table::sized_finalize_symbol.
7587 (Symbol_table::sized_finalized_symbol): Call
7588 Symbol_table::compute_final_value.
7589 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7590 (Symbol_table::compute_final_value): New templated method declaration.
7591 * target.cc (Target::do_make_output_section): New method defintion.
7592 * target.h (Target::make_output_section): New method declaration.
7593 (Target::relax): Add more parameters for input objects, symbol table
7594 and layout. Adjust call to do_relax.
7595 (Target::do_make_output_section): New method declaration.
7596 (Target::do_relax): Add parameters for input objects, symbol table
7599 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7601 * pread.c: Include stdio.h.
7603 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7605 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7608 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7610 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7611 Change read_shndx type to unsigned int.
7612 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7614 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7615 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7616 Change read_shndx type to unsigned int.
7617 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7619 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7620 * layout.cc (Layout::create_symtab_sections): Cast the result of
7621 local_symcount * symsize to off_t in the gold_assert.
7623 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7625 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7626 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7628 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7629 (Arm_relocate_functions::thm_abs5): New function.
7630 (Arm_relocate_functions::abs12): New function.
7631 (Arm_relocate_functions::abs16): New function.
7632 (Arm_relocate_functions::base_abs): New function.
7633 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7634 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7635 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7637 (Scan::global): Likewise.
7638 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7639 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7640 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7641 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7644 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7646 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7647 (Arm_relocate_functions::movt_prel): New function.
7648 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7649 (Arm_relocate_functions::thm_movt_prel): New function.
7650 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7651 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7652 (Scan::global, Relocate::relocate): Likewise.
7653 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7655 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7657 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7658 Incremental_checker.
7659 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7661 (class Incremental_inputs_header): New class.
7662 (Incremental_inputs_header_writer): Edit comment.
7663 (Incremental_inputs_entry): New class.
7664 (Incremental_inputs_entry_writer): Edit comment.
7665 (Sized_incremental_binary::do_find_incremental_inputs_section):
7666 Add *strtab_shndx parameter, fill it.
7667 (Sized_incremental_binary::do_check_inputs): New method.
7668 (Incremental_checker::can_incrementally_link_output_file): Use
7669 Sized_incremental_binary::check_inputs.
7670 (Incremental_inputs::report_command_line): Save command line in
7673 (Incremental_binary::find_incremental_inputs_section): New
7675 (Incremental_binary::do_find_incremental_inputs_section): Add
7676 strtab_shndx parameter.
7677 (Incremental_binary::do_check_inputs): New pure virtual method.
7678 (Sized_incremental_binary::do_check_inputs): Declare.
7679 (Incremental_checker::Incremental_checker): Add incremental_inputs
7680 parameter, use it to initialize incremental_inputs_.
7681 (Incremental_checker::incremental_inputs_): New field.
7682 (Incremental_checker::command_line): New method.
7683 (Incremental_checker::inputs): New method.
7684 (Incremental_checker::command_line_): New field.
7686 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7688 * incremental.cc: Include <cstdarg> and "target-select.h".
7689 (vexplain_no_incremental): New function.
7690 (explain_no_incremental): New function.
7691 (Incremental_binary::error): New method.
7692 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7694 (make_sized_incremental_binary): New function.
7695 (open_incremental_binary): New function.
7696 (can_incrementally_link_file): Add checks if output is ELF and has
7698 * incremental.h: Include "elfcpp_file.h" and "output.h".
7699 (Incremental_binary): New class.
7700 (Sized_incremental_binary): New class.
7701 (open_incremental_binary): Declare.
7702 * object.cc (is_elf_object): Use
7703 elfcpp::Elf_recognizer::is_elf_file.
7704 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7705 * output.h (Output_file::filesize): New method.
7707 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7709 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7711 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7712 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7714 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7716 (Arm_relocate_functions::movw_abs_nc): New function.
7717 (Arm_relocate_functions::movt_abs): New function.
7718 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7719 (Arm_relocate_functions::thm_movt_abs): New function.
7720 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7721 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7722 (Scan::global): Likewise.
7723 (Relocate::relocate): Likewise.
7724 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7726 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7728 * arm.cc (Arm_relocate_functions::got_prel) New function.
7729 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7730 (Relocate::relocate): Likewise.
7731 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7733 2009-10-06 Ian Lance Taylor <iant@google.com>
7735 * options.h (class General_options): Define
7736 split_stack_adjust_size parameter.
7737 * object.h (class Object): Add uses_split_stack_ and
7738 has_no_split_stack_ fields. Add uses_split_stack and
7739 has_no_split_stack accessor functions. Declare
7740 handle_split_stack_section.
7741 (class Reloc_symbol_changes): Define.
7742 (class Sized_relobj): Define Function_offsets. Declare
7743 split_stack_adjust, split_stack_adjust_reltype, and
7745 * object.cc (Object::handle_split_stack_section): New function.
7746 (Sized_relobj::do_layout): Call handle_split_stack_section.
7747 * dynobj.cc (Sized_dynobj::do_layout): Call
7748 handle_split_stack_section.
7749 * reloc.cc (Sized_relobj::relocate_sections): Call
7750 split_stack_adjust for executable sections in split_stack
7751 objects. Pass reloc_map to relocate_section.
7752 (Sized_relobj::split_stack_adjust): New function.
7753 (Sized_relobj::split_stack_adjust_reltype): New function.
7754 (Sized_relobj::find_functions): New function.
7755 * target-reloc.h: Include "object.h".
7756 (relocate_section): Add reloc_symbol_changes parameter. Change
7758 * target.h (class Target): Add calls_non_split method. Declare
7759 do_calls_non_split virtual method. Declare match_view and
7761 * target.cc: Include "elfcpp.h".
7762 (Target::do_calls_non_split): New function.
7763 (Target::match_view): New function.
7764 (Target::set_view_to_nop): New function.
7765 * gold.cc (queue_middle_tasks): Give an error if mixing
7766 split-stack and non-split-stack objects with -r.
7767 * i386.cc (Target_i386::relocate_section): Add
7768 reloc_symbol_changes parameter.
7769 (Target_i386::do_calls_non_split): New function.
7770 * x86_64.cc (Target_x86_64::relocate_section): Add
7771 reloc_symbol_changes parameter.
7772 (Target_x86_64::do_calls_non_split): New function.
7773 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7775 * powerpc.cc (Target_powerpc::relocate_section): Add
7776 reloc_symbol_changes parameter.
7777 * sparc.cc (Target_sparc::relocate_section): Add
7778 reloc_symbol_changes parameter.
7779 * configure.ac: Call AM_CONDITIONAL for the default target.
7780 * configure: Rebuild.
7781 * testsuite/Makefile.am (TEST_AS): New variable.
7782 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7783 (check_DATA): Add split_i386 and split_x86_64 files.
7784 (SPLIT_DEFSYMS): Define.
7785 (split_i386_[1234n].o): New targets.
7786 (split_i386_[124]): New targets.
7787 (split_i386_[1234r].stdout): New targets.
7788 (split_x86_64_[1234n].o): New targets.
7789 (split_x86_64_[124]): New targets.
7790 (split_x86_64_[1234r].stdout): New targets.
7791 (MOSTLYCLEANFILES): Add new executables.
7792 * testsuite/split_i386.sh: New file.
7793 * testsuite/split_x86_64.sh: New file.
7794 * testsuite/split_i386_1.s: New file.
7795 * testsuite/split_i386_2.s: New file.
7796 * testsuite/split_i386_3.s: New file.
7797 * testsuite/split_i386_4.s: New file.
7798 * testsuite/split_i386_n.s: New file.
7799 * testsuite/split_x86_64_1.s: New file.
7800 * testsuite/split_x86_64_2.s: New file.
7801 * testsuite/split_x86_64_3.s: New file.
7802 * testsuite/split_x86_64_4.s: New file.
7803 * testsuite/split_x86_64_n.s: New file.
7804 * testsuite/testfile.cc (Target_test): Update relocation_section
7806 * testsuite/Makefile.in: Rebuild.
7808 2009-10-06 Ian Lance Taylor <iant@google.com>
7810 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7811 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7812 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7813 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7814 the address on ldo_addrs_.
7815 (Target_i386::Relocate::fix_up_ldo): New function.
7817 2009-10-06 Rafael Espindola <espindola@google.com>
7819 * plugin.cc (add_input_library): New.
7820 (Plugin::load): Add add_input_library to tv.
7821 (Plugin_manager::add_input_file): Add the is_lib argument.
7822 (add_input_file): Update call to Plugin_manager::add_input_file.
7823 (add_input_library): New.
7824 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7826 2009-09-30 Doug Kwan <dougkwan@google.com>
7828 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7829 symbol and call Symbol::may_need_copy_reloc to determine if
7830 a copy reloc is needed.
7831 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7832 nocopyreloc is given in command line.
7833 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7834 given in command line.
7835 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7836 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7837 of the removed Target_i386::may_need_copy_reloc.
7838 * options.h (copyreloc): New option with default value false.
7839 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7840 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7841 instead of the removed Target_powerpc::may_need_copy_reloc.
7842 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7843 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7844 instead of the removed Target_sparc::may_need_copy_reloc.
7845 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7846 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7847 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7848 instead of the removed Target_x86_64::may_need_copy_reloc.
7850 2009-09-30 Ian Lance Taylor <iant@google.com>
7852 * object.h (class Object): Remove target_ field, and target,
7853 sized_target, and set_target methods.
7854 (Object::sized_target): Remove.
7855 (class Sized_relobj): Update declarations. Remove sized_target.
7856 * object.cc (Sized_relobj::setup): Remove target parameter.
7858 (Input_objects::add_object): Don't do anything with the target.
7859 (make_elf_sized_object): Add punconfigured parameter. Change all
7860 callers. Set or test parameter target.
7861 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7863 * parameters.cc (Parameters::set_target): Change parameter type to
7865 (Parameters::default_target): Remove.
7866 (set_parameters_target): Change parameter type to be non-const.
7867 (parameters_force_valid_target): New function.
7868 (parameters_clear_target): New function.
7869 * parameters.h (class Parameters): Update declarations. Remove
7870 default_target method. Add sized_target and clear_target
7871 methods. Change target_ to be non-const.
7872 (set_parameters_target): Update declaration.
7873 (parameters_force_valid_target): Declare.
7874 (parameters_clear_target): Declare.
7875 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7876 as NULL if we aren't searching.
7877 (Add_symbols::run): Don't check for compatible target.
7878 * fileread.cc (Input_file::open_binary): Call
7879 parameters_force_valid_target.
7880 * gold.cc (queue_middle_tasks): Likewise.
7881 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7882 set_target on object.
7883 * dynobj.h (class Sized_dynobj): Update declarations.
7884 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7885 make_elf_object returns NULL.
7886 (Archive::include_member): Don't check whether object target is
7888 * output.cc (Output_section::add_input_section): Get target from
7890 (Output_section::relax_input_section): Likewise.
7891 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7893 (Sized_relobj::do_scan_relocs): Likewise.
7894 (Sized_relobj::relocate_sections): Likewise.
7895 * resolve.cc (Symbol_table::resolve): Likewise.
7896 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7897 parameter. Change all callers.
7898 (Symbol_table::add_from_object): Get target from parameters.
7899 (Symbol_table::add_from_relobj): Don't check object target.
7900 (Symbol_table::add_from_dynobj): Likewise.
7901 (Symbol_table::define_special_symbol): Get target from
7903 * symtab.h (class Symbol_table): Update declaration.
7904 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7905 parameter. Change all callers. Clear parameter target.
7906 (Binary_test): Test target here.
7907 * testsuite/object_unittest.cc (gold_testsuite): Remove
7908 target_test_pointer parameter. Change all callers.
7909 (Object_test): Test target here.
7911 2009-09-26 Ian Lance Taylor <iant@google.com>
7913 * testsuite/initpri1.c: Don't try to use constructor priorities if
7914 compiling with gcc before 4.3.
7916 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7918 * testsuite/retain_symbols_file_test.sh (check_present): Change
7919 output file name to retain_symbols_file_test.stdout.
7920 (check_absent): Likewise.
7922 2009-09-18 Craig Silverstein <csilvers@google.com>
7924 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7925 * options.cc: Include <cerrno> and <fstream>.
7926 (General_options::finalize): Parse -retain-symbols-file tag.
7927 * options.h: New flag.
7928 (General_options): New method should_retain_symbol, new
7929 variable symbols_to_retain.
7930 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7931 should_retain_symbol map.
7932 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7933 * testsuite/Makefile.in: Regenerate.
7934 * testsuite/retain_symbols_file_test.sh: New file.
7936 2009-09-18 Nick Clifton <nickc@redhat.com>
7938 * po/es.po: Updated Spanish translation.
7940 2009-09-17 Doug Kwan <dougkwan@google.com>
7942 * debug.h (DEBUG_RELAXATION): New constant.
7943 (DEBUG_ALL): Add DEBUG_RELAXATION.
7944 (debug_string_to_enum): Add relaxation debug option.
7946 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7947 Layout::Relaxation_debug_check::read_sections,
7948 Layout::Relaxation_debug_check::read_sections): New method definitions.
7949 (Layout::Layout): Initialize data members
7950 record_output_section_data_from_scrips_,
7951 script_output_section_data_list_ and relaxation_debug_check_.
7952 (Layout::save_segments, Layout::restore_segments,
7953 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7954 Layout::relaxation_loop_body): New method definitions.
7955 (Layout::finalize): Support relaxation. Move section layout code to
7956 Layout::relaxation_loop_body.
7957 (Layout::set_asection_address_from_script): Move code for orphan
7958 section placement out.
7959 (Layout::place_orphan_sections_in_script): New method definition.
7960 * layout.h (Output_segment_headers, Output_file_header):
7961 New forward class declarations.
7962 (Layout::~Layout): Define.
7963 (Layout::new_output_section_data_from_script): New method definition.
7964 (Layout::place_orphan_sections_in_script): New method declaration.
7965 (Layout::Segment_states): New type declaration.
7966 (Layout::save_segments, Layout::restore_segments,
7967 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
7968 Layout::relaxation_loop_body): New method declarations.
7969 (Layout::Output_section_data_list): New type declaration.
7970 (Layout::Relaxation_debug_check): New class definition.
7971 (Layout::record_output_section_data_from_script_,
7972 Layout::script_output_section_data_list_, Layout::segment_states_,
7973 Layout::relaxation_debug_check_): New data members.
7974 * output.cc: (Output_section_headers::do_size): New method definition.
7975 (Output_section_headers::Output_section_headers): Move size
7976 computation to Output_section_headers::do_size.
7977 (Output_segment_headers::do_size): New method definition.
7978 (Output_file_header::Output_file_header): Move size computation to
7979 Output_file_header::do_size and call it.
7980 (Output_file_header::do_size): New method definition.
7981 (Output_data_group::Output_data_group): Adjust call to
7982 Output_section_data.
7983 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
7984 (Output_symtab_xindex::do_write): Add array bound check.
7985 (Output_section::Input_section::print_to_mapfile): Handle
7986 RELAXED_INPUT_SECTION_CODE.
7987 (Output_section::Output_section): Initialize data member checkpoint_.
7988 (Output_section::~Output_section): Delete checkpoint object pointed
7990 (Output_section::add_input_section): Always add an Input_section if
7992 (Output_section::add_merge_input_section): Add assert.
7993 (Output_section::relax_input_section): New method definition.
7994 (Output_section::set_final_data_size): Set load address to zero for
7995 an unallocated section.
7996 (Output_section::do_address_and_file_offset_have_reset_values):
7997 New method definition.
7998 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
7999 Handle relaxed input section.
8000 (Output_section::sort_attached_input_sections): Checkpoint input
8001 section list lazily.
8002 (Output_section::get_input_sections): Change type of input_sections to
8003 list of Simple_input_section pointers. Checkpoint input section list
8004 lazily. Also handle relaxed input sections.
8005 (Output_section::add_input_section_for_script): Take a reference to
8006 a Simple_input_section object instead of Relobj pointer and section
8007 index as parameter. Handle relaxed input sections.
8008 (Output_section::save_states, Output_section::restore_states): New
8010 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8011 (Output_data::is_data_size_fixed): New method definition.
8012 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8014 (Output_data::address_and_file_offset_have_reset_values): New method
8016 (Output_data::do_address_and_file_offset_have_reset_values): New method
8018 (Output_data::set_data_size): Check that data size is not fixed.
8019 (Output_data::fix_data_size): New method definition.
8020 (Output_data::is_data_size_fixed_): New data member.
8021 (Output_section_headers::set_final_data_size): New method definition.
8022 (Output_section_headers::do_size): New method declaration.
8023 (Output_segment_headers::set_final_data_size): New method definition.
8024 (Output_segment_headers::do_size): New method declaration.
8025 (Output_file_header::set_final_data_size)::New method definition.
8026 (Output_file_header::do_size)::New method declaration.
8027 (Output_section_data::Output_section_data): Add new parameter
8028 is_data_size_fixed and use it to fix data size.
8029 (Output_data_const::Output_data_const): Adjust call to base class
8030 constructor and fix data size.
8031 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8032 base class constructor and fix data size.
8033 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8034 base class constructor and fix data size.
8035 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8036 class constructor and fix data size.
8037 (Output_data_group::set_final_data_size): New method definition.
8038 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8039 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8040 class constructor and fix data size.
8041 (Output_relaxed_input_section): New class definition.
8042 (Output_section::Simple_input_section): New class definition.
8043 (Output_section::get_input_sections): Adjust parameter list.
8044 (Output_section::add_input_section_for_script): Same.
8045 (Output_section::save_states, Output_section::restore_states,
8046 Output_section::do_address_and_file_offset_have_reset_values,
8047 (Output_section::Input_section::Input_section): Handle
8048 RELAXED_INPUT_SECTION_CODE. Add new overload for
8049 Output_relaxed_input_section.
8050 (Output_section::Input_section::is_input_section,
8051 Output_section::Input_section::set_output_section): Handle relaxed
8053 (Output_section::Input_section::is_relaxed_input_section,
8054 Output_section::Input_section::output_section_data,
8055 Output_section::Input_section::relaxed_input_section): New method
8057 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8059 (Output_section::Input_section::u1_): Update comments.
8060 (Output_section::Input_section::u2_): Add new union member poris.
8061 (Output_section::Checkpoint_output_section): New classs definition.
8062 (Output_section::relax_input_section): New method declaration.
8063 (Output_section::checkpoint_): New data member.
8064 (Output_segment): Update comments.
8065 (Output_segment::Output_segment): Un-privatize copy constructor.
8066 (Output_segment::operator=): Un-privatize.
8067 * script-sections.cc (Output_section_element::Input_section_list):
8068 Change element type to Output_section::Simple_input_section.
8069 (Output_section_element_dot_assignment::set_section_addresses):
8070 Register output section data for relaxation clean up.
8071 (Output_data_exression::Output_data_expression): Adjust call to base
8072 constructor to fix data size.
8073 (Output_section_element_data::set_section_addresses): Register
8074 Output_data_expression object for relaxation clean up.
8075 (struct Input_section_info): Replace Relobj pointer and section index
8076 pair with Output_section::Simple_input_section and Convert struct to a
8078 (Input_section_sorter::operator()): Adjust access to
8079 Input_section_info data member to use accessors.
8080 (Output_section_element_input::set_section_addresses): Use layout
8081 parameter. Adjust code to use Output_section::Simple_input_section
8082 and Input_secction_info classes. Register filler for relaxation
8084 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8085 and section index pair with Output_section::Simple_input_section
8086 class. Adjust code accordingly.
8087 (Phdrs_element::release_segment): New method definition.
8088 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8090 (Script_sections::release_segments): New method definition.
8091 * gold/script-sections.h (Script_sections::release_segments): New
8093 * gold/target.h (Target::may_relax, Target::relax,
8094 Target::do_may_relax, Target::do_relax): New method definitions.
8096 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8098 * arm.cc (has_signed_unsigned_overflow): New function.
8099 (Arm_relocate_functions::abs8): New function.
8100 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8101 (Target_arm::Scan::global): Likewise.
8102 (Target_arm::relocate::relocate): Likewise.
8103 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8106 2009-09-16 Cary Coutant <ccoutant@google.com>
8108 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8109 * testsuite/Makefile.in: Regenerate.
8111 2009-09-11 Nick Clifton <nickc@redhat.com>
8113 * po/gold.pot: Updated by the Translation project.
8115 2009-09-08 Cary Coutant <ccoutant@google.com>
8117 * output.cc (Output_file::open): Add execute permission to empty file.
8118 * testsuite/Makefile.am (permission_test): New test.
8119 * testsuite/Makefile.in: Regenerate.
8121 2009-09-02 Ian Lance Taylor <iant@google.com>
8123 * output.cc (Output_file::resize): Call map_no_anonymous rather
8126 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8128 * gold.cc: Include "incremental.h".
8129 (queue_initial_tasks): Call Incremental_checker methods.
8130 * incremental.cc: Include "output.h".
8131 (Incremental_checker::can_incrementally_link_output_file): New
8133 * incremental.h (Incremental_checker): New class.
8135 * output.cc (Output_file::open_for_modification): New method.
8136 (Output_file::map_anonymous): Changed return type to bool. Record
8138 (Output_file::map_no_anonymous): New method, broken out of map.
8139 (Output_file::map): Use map_no_anonymous and map_anonymous.
8140 * output.h (class Output_file): Update declarations.
8142 2009-08-24 Cary Coutant <ccoutant@google.com>
8144 * options.h (Command_line::Pre_options): New class.
8145 (Command_line::pre_options): New member.
8146 * options.cc (gold::options::ready_to_register): New variable.
8147 (One_option::register_option): Do nothing if not registering options.
8148 Assert if same short option registered twice.
8149 (General_options::General_options): Turn off option registration when
8151 (Command_line::Pre_options::Pre_options): New constructor.
8153 2009-08-24 Cary Coutant <ccoutant@google.com>
8155 * options.h (General_options::no_keep_memory): Remove incorrect
8158 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8160 * Makefile.am (am__skiplex, am__skipyacc): New.
8161 * Makefile.in: Regenerate.
8163 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8165 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8166 (INCLUDES): ... this.
8167 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8168 (AM_CPPFLAGS): Renamed from ...
8169 (INCLUDE): ... this.
8170 * Makefile.in, testsuite/Makefile.in: Regenerate.
8172 * Makefile.in: Regenerate.
8173 * aclocal.m4: Likewise.
8174 * config.in: Likewise.
8175 * configure: Likewise.
8176 * testsuite/Makefile.in: Likewise.
8178 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8179 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8180 * Makefile.in: Regenerate.
8181 * testsuite/Makefile.in: Regenerate.
8183 2009-08-19 Cary Coutant <ccoutant@google.com>
8185 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8186 symbols in shared libraries overridden by hidden or internal symbols
8187 in the main program.
8189 2009-08-19 Chris Demetriou <cgd@google.com>
8191 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8192 checking source file names in error messages.
8194 2009-08-18 Doug Kwan <dougkwan@google.com>
8196 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8197 an elcpp::Ehdr as parameter. Adjust call to set_target.
8198 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8199 an elfcpp::Ehdr as parameter.
8200 * object.cc (Object::set_target): Remove the version that looks up
8201 a target and sets it.
8202 (Sized_relobj::setup): Take a Target object instead of
8203 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8204 (make_elf_sized_object): Find target and ask target to
8206 * object.h: (Object::set_target): Remove the version that looks up
8207 a target and sets it.
8208 (Sized_relobj::setup): Take a Target object instead of
8209 an elfcpp:Ehdr as parameter.
8210 * target.cc: Include dynobj.h.
8211 (Target::do_make_elf_object_implementation): New.
8212 (Target::do_make_elf_object): New.
8213 * target.h (Target::make_elf_object): New template declaration.
8214 (Target::do_make_elf_object): New method declarations.
8215 (Target::do_make_elf_object_implementation): New template declaration.
8217 2009-08-14 Ian Lance Taylor <iant@google.com>
8219 * gold.h (FUNCTION_NAME): Define.
8220 (gold_unreachable): Use FUNCTION_NAME.
8222 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8224 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8225 symbol in the --keep-unique list is not found.
8227 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8229 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8230 been maked as --keep-unique.
8231 (Icf::unfold_section): New function.
8232 * icf.h (Icf::unfold_section): New function.
8233 * options.h (General_options::keep_unique): New option.
8234 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8235 * testsuite/Makefile.in: Regenerate.
8236 * testsuite/icf_keep_unique_test.sh: New file.
8237 * testsuite/icf_keep_unique_test.cc: New file.
8239 2009-08-12 Cary Coutant <ccoutant@google.com>
8242 * resolve.cc (Symbol_table::resolve): Check for references from
8243 dynamic objects to hidden and internal symbols.
8244 * testsuite/Makefile.am (hidden_test.sh): New test.
8245 * testsuite/Makefile.in: Regenerate.
8246 * testsuite/hidden_test.sh: New script.
8247 * testsuite/hidden_test_1.c: New test source.
8248 * testsuite/hidden_test_main.c: New test source.
8250 2009-08-11 Doug Kwan <dougkwan@google.com>
8252 * arm.cc: Update comments.
8253 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8254 segment to locate the .ARM.exidx section if present.
8256 2009-08-09 Doug Kwan <dougkwan@google.com>
8258 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8261 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8262 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8265 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8267 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8268 valid tls_segment only for non-debug-section relocations.
8269 * testsuite/Makefile.am: Add gc_tls_test.
8270 * testsuite/Makefile.in: Regenerate.
8271 * testsuite/gc_tls_test.cc: New file.
8272 * testsuite/gc_tls_test.sh: New file.
8274 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8278 * Makefile.am (CCFILES): Add icf.cc.
8280 * Makefile.in: Regenerate.
8281 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8282 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8283 section, symbol and addend information for the relocs.
8284 * gold.cc (queue_middle_tasks): Call identical code folding.
8285 * gold.h: Add defines for multimap.
8286 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8287 to the call of finalize_local_symbols.
8288 * main.cc (main): Create object of class Icf.
8289 * object.cc (Sized_relobj::do_layout): Allow this function to be
8290 called twice during icf.
8291 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8292 to sections marked as identical by icf.
8293 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8295 (Sized_relobj::do_section_entsize): New function.
8296 * object.h (Object::section_entsize): New function.
8297 (Object::do_section_entsize): New pure virtual function.
8298 (Relobj::finalize_local_symbols): Add new parameter.
8299 (Relobj::do_section_entsize): New function.
8300 * options.h (General_options::icf): New option.
8301 (General_options::icf_iterations): New option.
8302 (General_options::print_icf_sections): New option.
8303 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8304 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8305 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8307 * symtab.cc (Symbol_table::is_section_folded): New function.
8308 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8309 to sections marked as identical by icf.
8310 * symtab.h (Symbol_table::set_icf): New function.
8311 (Symbol_table::icf): New function.
8312 (Symbol_table::is_section_folded): New function.
8313 (Symbol_table::icf_): New data member.
8314 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8315 * testsuite/Makefile.am: Add commands to build icf_test.
8316 * testsuite/Makefile.in: Regenerate.
8317 * testsuite/icf_test.sh: New file.
8318 * testsuite/icf_test.cc: New file.
8320 2009-07-24 Chris Demetriou <cgd@google.com>
8322 * layout.cc (is_compressible_debug_section): Fix incorrect
8323 comment about compressed section names.
8325 2009-07-20 Ian Lance Taylor <ian@airs.com>
8328 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8330 2009-07-16 Ian Lance Taylor <iant@google.com>
8333 * layout.h: #include <map>.
8334 (class Kept_section): Change from struct to class. Add accessors
8335 and setters. Add section size to Comdat_group mapping. Change
8336 Comdat_group to std::map. Add is_comdat_ field. Add
8337 linkonce_size field in union.
8338 (class Layout): Update declaration of find_or_add_kept_section.
8339 Don't declare find_kept_object.
8340 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8341 parameter. Add object, shndx, is_comdat, and is_group_name
8342 parameters. Change all callers. Adjust for new Kept_section.
8343 (Layout::find_kept_object): Remove.
8344 * object.cc (Sized_relobj::include_section_group): Update use of
8345 Kept_section. Rename secnum to shndx. Only record
8346 Kept_comdat_section if sections are the same size.
8347 (Sized_relobj::include_linkonce_section): Update use of
8348 Kept_section. Only record Kept_comdat_section if sections are the
8349 same size. Set size of linkonce section.
8350 (Sized_relobj::map_to_kept_section): Update call to
8351 get_kept_comdat_section.
8352 * object.h (class Sized_relobj): Rename fields in
8353 Kept_comdat_section to drop trailing underscores; change object
8354 field to Relobj*. Change Kept_comdat_section_table to store
8355 struct rather than pointer.
8356 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8357 Add kept_object and kept_shndx parameters. Change all callers.
8358 (Sized_relobj::get_kept_comdat_section): Change return type to
8359 bool. Add kept_object and kept_shndx parameters. Change all
8361 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8362 Layout::find_or_add_kept_section.
8364 2009-07-09 Ian Lance Taylor <iant@google.com>
8366 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8367 Reserve space in the hash table.
8369 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8371 * fileread.cc (File_read::get_mtime): New method.
8372 * fileread.h (Timespec): New structure.
8373 (File_read::get_mtime): New method.
8374 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8375 Renamed from timestamp_nsec.
8376 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8378 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8380 (Incremental_inputs::report_archive): Save mtime; style fix.
8381 (Incremental_inputs::report_obejct): Save mtime; style fix.
8382 (Incremental_inputs::report_script): Save mtime; style fix.
8383 (Incremental_inputs::finalize_inputs): Style fix.
8384 (Incremental_inputs::finalize): Style fix.
8385 (Incremental_inputs::create_input_section_data): Store inputs
8387 * incremental.h (Incremental_inputs::report_script): Add mtime
8389 (Incremental_inputs::Input_info::Input_info): Intialize only one
8391 (Incremental_inputs::Input_info::archive): Move to nameless
8393 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8394 (Incremental_inputs::Input_info::script): Move to nameless union.
8395 (Incremental_inputs::mtime): New field.
8396 * script.cc (read_input_script): Pass file mtime to
8398 * script.h (Script_info::inputs): Style fix.
8400 2009-07-01 Ian Lance Taylor <ian@airs.com>
8402 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8405 2009-06-24 Ian Lance Taylor <iant@google.com>
8408 * layout.cc (Layout::choose_output_section): If we find an
8409 existing section, update the flags.
8410 (Layout::create_notes): New function, broken out of
8412 (Layout::finalize): Don't create note sections.
8413 (Layout::create_note): Don't crash if linker script discards
8415 (Layout::create_gold_note): Likewise.
8416 (Layout::create_build_id): Likewise. Don't set
8417 after_input_sections on the section.
8418 (Layout::create_executable_stack_info): Remove target parameter.
8420 * layout.h (class Layout): Declare create_notes. Update
8421 declaration of create_executable_stack_info.
8422 * gold.cc (queue_middle_tasks): Call create_notes.
8423 * output.cc (Output_section::update_flags_for_input_section): Move
8424 here from output.h. If SHF_ALLOC flag is newly set, mark address
8426 * output.h (Output_data::mark_address_invalid): New function.
8427 (class Output_section): Only declare, not define,
8428 update_flags_for_input_section. Remove set_flags.
8430 2009-06-24 Ian Lance Taylor <iant@google.com>
8432 * script-sections.cc (Output_section_definition::
8433 set_section_addresses): Rename shadowing local load_address to
8436 2009-06-24 Ian Lance Taylor <iant@google.com>
8439 * reloc.cc (relocate_sections): Skip empty relocation sections.
8441 2009-06-23 Ian Lance Taylor <iant@google.com>
8444 * layout.cc (Layout::create_note): Use choose_output_section
8445 rather than make_output_section.
8447 2009-06-23 Ian Lance Taylor <iant@google.com>
8450 * options.cc (General_options::parse_V): Set printed_version_.
8451 (General_options::General_options): Initialize printed_version_.
8452 * options.h (class General_options): Add printed_version_ field.
8453 * gold.cc (queue_initial_tasks): If there are no input files,
8454 don't give a fatal error if we printed the version information.
8455 (queue_middle_tasks): If using -r with a shared object, give a
8456 fatal error rather than an ordinary error.
8458 2009-06-23 Ian Lance Taylor <iant@google.com>
8461 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8462 (Layout::make_output_section): Set have_stabstr_section_ if we see
8463 a .stab*str section.
8464 (Layout::finalize): Call link_stabs_sections.
8465 (Layout::link_stabs_sections): New file.
8466 * layout.h (class Layout): Add have_stabstr_section_ field.
8467 Declare link_stabs_sections.
8469 2009-06-23 Doug Kwan <dougkwan@google.com>
8471 * Makefile.am (libgold_a_LIBADD): New.
8472 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8473 * Makefile.in: Regenerate.
8474 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8475 * configure: Regenerate.
8476 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8477 * fileread.cc: Include sys/state.h
8478 * gold.h: Declare memmem and strndup if found missing.
8479 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8481 2009-06-23 Ian Lance Taylor <iant@google.com>
8483 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8484 * configure: Rebuild.
8486 2009-06-23 Ian Lance Taylor <iant@google.com>
8489 * object.cc (Object::section_contents): Don't try to get a view if
8490 the section has length zero.
8491 (Object::handle_gnu_warning_section): If the section is empty, use
8492 the name of the section as the warning.
8494 2009-06-23 Ian Lance Taylor <iant@google.com>
8497 * stringpool.h (class Stringpool_template): Add optimize_ field.
8498 (Stringpool_template::set_optimize): New function.
8499 * stringpool.cc (Stringpool_template::Stringpool_template):
8500 Initialize optimize_ field.
8501 (Stringpool_template::set_string_offsets): Test local optimize
8502 fild rather than parameter.
8503 * layout.cc (Layout::Layout): Call set_optimize on the section
8506 2009-06-22 Ian Lance Taylor <iant@google.com>
8509 * yyscript.y: Parse TARGET.
8510 * script.cc (script_set_target): New function.
8511 * script-c.h (script_set_target): Declare.
8512 * options.cc (General_options::string_to_object_format): Rename
8513 from string_to_object_format in anonymous namespace. Change
8515 * options.h (class General_options): Declare
8516 string_to_object_format.
8518 2009-06-22 Ian Lance Taylor <iant@google.com>
8520 * script-sections.cc (Script_sections::create_segments): Don't put
8521 program headers in a PT_LOAD segment if -n or -N.
8523 2009-06-22 Ian Lance Taylor <iant@google.com>
8526 * options.h (class General_options): Add -z lazy and -z now. Sort
8527 -z options into alphabetical order.
8528 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8530 2009-06-21 Ian Lance Taylor <iant@google.com>
8532 * layout.cc (Layout::make_output_section): Call
8533 Target::new_output_section.
8534 (Layout::attach_allocated_section_to_segment): Put large section
8535 sections in a separate load segment with the large segment flag
8537 (Layout::segment_precedes): Sort large data segments after other
8539 (align_file_offset): New static function.
8540 (Layout::set_segment_offsets): Use align_file_offset.
8541 * output.h (class Output_section): Add is_small_section_ and
8542 is_large_section_ fields.
8543 (Output_section::is_small_section): New function.
8544 (Output_section::set_is_small_section): New function.
8545 (Output_section::is_large_section): New function.
8546 (Output_section::set_is_large_section): New function.
8547 (Output_section::is_large_data_section): New function.
8548 (class Output_segment): Add is_large_data_segment_ field.
8549 (Output_segment::is_large_data_segment): New function.
8550 (Output_segment::set_is_large_data_segment): New function.
8551 * output.cc (Output_section::Output_section): Initialize new
8553 (Output_segment::Output_segment): Likewise.
8554 (Output_segment::add_output_section): Add assertion that large
8555 data sections always go in large data segments. Force small data
8556 sections to the end of the list of data sections. Force small BSS
8557 sections to the start of the list of BSS sections. For large BSS
8558 sections to the end of the list of BSS sections.
8559 * symtab.h (class Symbol): Declare is_common_shndx.
8560 (Symbol::is_defined): Check Symbol::is_common_shndx.
8561 (Symbol::is_common): Likewise.
8562 (class Symbol_table): Define enum Commons_section_type. Update
8563 declarations. Add small_commons_ and large_commons_ fields.
8564 * symtab.cc (Symbol::is_common_shndx): New function.
8565 (Symbol_table::Symbol_table): Initialize new fields.
8566 (Symbol_table::add_from_object): Put small and large common
8567 symbols in the right list.
8568 (Symbol_table::sized_finalized_symbol): Check
8569 Symbol::is_common_shndx.
8570 (Symbol_table::sized_write_globals): Likewise.
8571 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8572 common symbol lists. Don't call do_allocate_commons_list if the
8574 (Symbol_table::do_allocate_commons_list): Remove is_tls
8575 parameter. Add comons_section_type parameter. Change all
8576 callers. Handle small and large common symbols.
8577 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8578 Symbol::is_common_shndx.
8579 * resolve.cc (symbol_to_bits): Likewise.
8580 * target.h (Target::small_common_shndx): New function.
8581 (Target::small_common_section_flags): New function.
8582 (Target::large_common_shndx): New function.
8583 (Target::large_common_section_flags): New function.
8584 (Target::new_output_section): New function.
8585 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8586 small_common_section_flags, and large_common_section_flags
8588 (Target::do_new_output_section): New virtual function.
8589 * arm.cc (Target_arm::arm_info): Initialize new fields.
8590 * i386.cc (Target_i386::i386_info): Likewise.
8591 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8593 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8594 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8595 (Target_x86_64::do_new_output_section): New function.
8596 * configure.ac: Define conditional MCMODEL_MEDIUM.
8597 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8598 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8599 (large_LDFLAGS): Define.
8600 * testsuite/large.c: New file.
8601 * testsuite/testfile.cc (Target_test::test_target_info):
8602 Initialize new fields.
8603 * configure, testsuite/Makefile.in: Rebuild.
8605 2009-06-05 Doug Kwan <dougkwan@google.com>
8607 * Makefile.am (CCFILES): Add target.cc.
8608 * Makefile.in: Regenerate.
8609 * i386.cc (class Target_i386): Define new virtual method to
8610 override do_is_local_label_name in parent.
8611 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8612 local symbols if --discard-locals or -X is given.
8613 * options.h (class General_options): Declare new options
8614 '--discard-locals' and '-X' for discarding locals.
8615 * target.h (class Target): Define new methods is_local_label_name.
8616 Declare new virtual method do_is_local_label_name.
8617 * target.cc: New file.
8618 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8619 (check_SCRIPTS): Add discard_locals_test.sh.
8620 (check_DATA): Add discard_local_tests.syms.
8621 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8622 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8623 * testsuite/Makefile.in: Regenerate.
8624 * testsuite/discard_locals_test.c: New file.
8625 * testsuite/discard_locals_test.sh: Same.
8627 2009-06-05 Doug Kwan <dougkwan@google.com>
8629 * object.cc (Sized_relobj::Sized_relobj): Initialize
8630 discarded_eh_frame_shndx_ to -1U.
8631 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8633 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8634 a discarded .eh_frame section.
8635 (Sized_relobj::do_finalize_local_symbols): Ditto.
8636 * object.h (class Sized_relobj): Declare new member
8637 discarded_eh_frame_shndx_.
8638 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8639 (local_labels_test.o, local_labels_test): New rules.
8640 * testsuite/Makefile.in: Regenerate.
8642 2009-06-04 Doug Kwan <dougkwan@google.com>
8644 * layout.cc (Layout::section_name_mapping): Add mapping for
8645 special ARM sections.
8647 2009-06-03 Doug Kwan <dougkwan@google.com>
8649 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8650 (utils::has_overflow): Same.
8652 2009-06-03 Ian Lance Taylor <iant@google.com>
8654 * layout.cc (Layout::section_name_mapping): New array, replacing
8655 Layout::linkonce_mapping.
8656 (Layout::section_name_mapping_count): New variable, replacing
8657 Layout::linkonce_mapping_count.
8658 (Layout::linkonce_output_name): Remove.
8659 (Layout::output_section_name): Rewrite.
8660 * layout.h (class Layout): Rename Linkonce_mapping to
8661 Section_name_mapping, linkonce_mapping to section_name_mapping,
8662 linkonce_mapping_count to section_name_mapping_count. Don't
8663 declare linkonce_output_name.
8665 2009-06-03 Doug Kwan <dougkwan@google.com>
8667 * gold/arm.cc (namespace utils): New.
8668 (Target_arm::reloc_is_non_pic): Define new method.
8669 (class Arm_relocate_functions): New.
8670 (Target_arm::Relocate::relocate): Handle relocation types used by
8673 2009-06-03 Ian Lance Taylor <iant@google.com>
8675 * arm.cc (Target_arm::scan::global): Use || instead of |.
8677 2009-06-02 Doug Kwan <dougkwan@google.com>
8679 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8680 issued_non_pic_error_.
8681 (class Target_arm::Scan): Declare new method check_non_pic.
8682 Define new method symbol_needs_plt_entry.
8683 Declare new data member issued_non_pic_error_.
8684 (class Target_arm::Relocate): Declare new method
8685 should_apply_static_reloc.
8686 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8687 (Target_arm::Scan::check_non_pic): Define new method.
8688 (Target_arm::Scan::local): Handle a small subset of reloc types used
8690 (Target_arm::Scan::local): Same.
8691 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8693 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8695 * incremental.cc (Incremental_inputs::report_command_line): Filter
8696 out --incremental-* options.
8698 2009-05-29 Doug Kwan <dougkwan@google.com>
8700 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8702 (class Target_arm): Update comment.
8703 (Target_arm::Target_arm): Initialize new data members GOT_,
8704 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8705 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8706 and Target_arm::rel_dyn_section.
8707 Declare new_enum Target_arm::Got_type.
8708 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8710 Update commments for member do_dynsym_value.
8711 (Target_arm::got_size, Target_arm::plt_section,
8712 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8713 new methods inside class defintion.
8714 (Target_arm::got_section): Define new method.
8715 (Target_arm::rel_dyn_section): Same.
8716 (Output_data_plt_arm): New template class.
8717 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8718 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8719 (Output_data_plt_arm::add_entry): Same.
8720 (Output_data_plt_arm::first_plt_entry): Define new
8721 static data member for PLT instruction template.
8722 (Output_data_plt_arm::plt_entry): Same.
8723 (Output_data_plt_arm::do_write): Define new method.
8724 (Target_arm::make_plt_entry): Same.
8725 (Target_arm::do_finalize_sections): Same.
8726 (Target_arm::do_dynsym_value): Same.
8728 2009-05-28 Doug Kwan <dougkwan@google.com>
8730 * Makefile.am (TARGETSOURCES): Add arm.cc.
8731 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8732 * Makefile.in: Regenerate.
8734 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8736 2009-05-26 Doug Kwan <dougkwan@google.com>
8738 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8739 (General_options::check_excluded_libs): Strip off directories in
8740 archive name before matching like GNU ld does.
8741 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8742 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8743 (exclude_libs_test_LDFLAGS): Add linker option
8744 -Wl,--exclude-libs,libexclude_libs_test_3
8745 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8746 an explicit archive without using -l.
8747 (alt/libexclude_libs_test_3.a): New make rule.
8748 * testsuite/Makefile.in: Regenerate.
8749 * testsuite/exclude_libs_test.c : Declare lib3_default().
8751 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8752 * exclude_libs_test_3.c: New file.
8754 2009-05-26 Nick Clifton <nickc@redhat.com>
8756 * po/id.po: New Indonesian translation.
8757 * po/gold.pot: Updated template file.
8759 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8761 * testsuite/Makefile.am: Add -ffunction-sections to compile
8762 gc_comdat_test files. Add -Wl,--gc-sections to build
8764 * testsuite/Makefile.in: Regenerate.
8765 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8767 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8769 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8770 kept comdat section was garbage collected.
8771 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8772 * testsuite/Makefile.in: Regenerate.
8773 * testsuite/gc_comdat_test.sh: New file.
8774 * testsuite/gc_comdat_test_1.cc: New file.
8775 * testsuite/gc_comdat_test_2.cc: New file.
8777 2009-05-19 Doug Kwan <dougkwan@google.com>
8779 * archive.cc (Archive::Archive): Move constructor from archive.h
8780 to here. Initialize no_export_.
8781 (Archive::get_elf_object_for_member): Set no_export flag of object.
8782 * archive.h (Archive::Archive): Move constructor body to
8784 (Archive::no_export): New method.
8785 (Archive::no_export_): New field.
8786 * object.h (Object::Object): Initialize no_export_ to false.
8787 (Object::no_export, Object::set_no_export): New methods.
8788 (Object::no_export_): New field.
8789 * options.cc (General_options::parse_exclude_libs): New method.
8790 (General_options::check_excluded_libs) Same.
8791 * options.h (exclude_libs): New option.
8792 (General_options::check_excluded_libs): New method declaration.
8793 (General_options::excluded_libs_): New field.
8794 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8795 default or protected visibility if an object has no-export flag set.
8796 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8797 (check_SCRIPTS): Add exclude_libs_test.sh.
8798 (check_DATA): Add exclude_libs_test.syms.
8799 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8800 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8801 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8802 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8803 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8804 libexclude_libs_test_2.a): New rules.
8805 * testsuite/Makefile.in: Regenerate.
8806 * testsuite/exclude_libs_test.c: New file.
8807 * testsuite/exclude_libs_test.sh: Ditto.
8808 * testsuite/exclude_libs_test_1.c: Ditto.
8809 * testsuite/exclude_libs_test_2.c: Ditto.
8811 2009-05-15 Ian Lance Taylor <iant@google.com>
8813 * configure.ac: Check for declarations for cases where libiberty.h
8814 checks HAVE_DECL_xxx.
8815 * configure, config.in: Rebuild.
8817 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8819 * gold.h (Incremental_argument_list): Remove (invalid) forward
8821 * incremental.cc (Incremental_inputs::report_achive): New method.
8822 (Incremental_inputs::report_object): New method.
8823 (Incremental_inputs::report_script): New method.
8824 (Incremental_inputs::finalize_inputs): New method.
8825 (Incremental_inputs::finalize): Call finalize_inputs().
8826 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8827 Create inputs entries.
8828 * incremental.h (Incremental_input_type): New enum.
8829 (Incremental_inputs::Incremental_input): Initialize new fields.
8830 (Incremental_inputs::report_inputs): New method.
8831 (Incremental_inputs::report_achive): New method.
8832 (Incremental_inputs::report_object): New method.
8833 (Incremental_inputs::report_script): New method.
8834 (Incremental_inputs::finalize_inputs): New method.
8835 (Incremental_inputs::Input_info): New struct.
8836 (Incremental_inputs::Input_info_map): New typedef.
8837 (Incremental_inputs::lock_): New field.
8838 (Incremental_inputs::Inputs_): New field.
8839 (Incremental_inputs::Inputs_map): New field.
8840 * main.cc (main): Call Incremental_input::report_inputs.
8841 * options.h (Input_argument_list): Typedef moved from
8843 (Input_file_group::Files): Remove, use ::Input_argument_list.
8844 (Input_file_group::Input_argument_list): Remove, use
8845 ::Input_argument_list.
8846 * plugin.cc (Plugin_manager::add_input_file): Add error in
8848 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8850 * script.cc (read_input_script): Call
8851 Incremental_input::report_script.
8852 * script.h (Script_info): New class.
8854 2009-04-27 Ian Lance Taylor <iant@google.com>
8856 * x86_64.cc (do_adjust_output_section): Set entsize to
8859 2009-04-23 Elliott Hughes <enh@google.com>
8861 * output.cc (Output_file::close): After short writes, continue
8862 writing from the correct offset in the buffer being written.
8864 2009-04-23 Chris Demetriou <cgd@google.com>
8866 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8867 * configure: Regenerate.
8868 * config.in: Regenerate.
8869 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8870 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8872 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8874 * incremental.cc (Incremental_inputs_header_data): Renamed from
8875 Incremental_input_header_data.
8876 (Incremental_inputs_header_data::data_size): New field.
8877 (Incremental_inputs_header_data::put_input_file_count): Renamed
8878 from input_file_count.
8879 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8880 from command_line_offset.
8881 (Incremental_inputs_header_data::put_reserved): Renamed from
8883 (Incremental_inputs_entry_data): Renamed from
8884 Incremental_input_entry_data.
8885 (Incremental_inputs_entry_data::data_size): New field.
8886 (Incremental_inputs::report_command_line): New method.
8887 (Incremental_inputs::finalize): New method.
8888 (Incremental_inputs::create_incremental_inputs_data): New method.
8889 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8890 * incremental.h: New file.
8891 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8892 (Layout::finalize): Create incremental inputs section in
8894 (Layout::create_incremental_info_sections): New method.
8895 * layout.h (Layout::incremental_inputs): New method.
8896 (Layout::create_incremental_info_sections): New method.
8897 (Layout::incremental_inputs_): New field.
8898 * main.cc (main): Notify Incremental_input of the command line.
8900 2009-04-01 Ian Lance Taylor <iant@google.com>
8901 Mikolaj Zalewski <mikolajz@google.com>
8903 * gold.h (reserve_unordered_map): Define, three versions, one for
8904 each version of Unordered_map.
8905 * layout.cc (Layout::Layout): Remove options parameter. Add
8906 number_of_input_files parameter. Don't initialize options_.
8907 Initialize number_of_input_files_ and resized_signatures_. Move
8908 sections_are_attached_.
8909 (Layout::layout_group): Reserve space for group_signatures_.
8910 (Layout::find_or_add_kept_section): Change name parameter to be a
8911 reference. Resize signatures_ map when it gets large enough.
8912 (Layout::layout_eh_frame): Use parameters->options() instead of
8914 (Layout::make_output_section): Likewise.
8915 (Layout::attach_allocated_section_to_segment): Likewise.
8916 (Layout::finalize, Layout::create_executable_stack): Likewise.
8917 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8918 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8919 * layout.h (class Layout): Update declarations. Remove options_
8920 field. Add number_of_input_files_ and resized_signatures_
8921 fields. Move sections_are_attached_ field.
8922 * main.cc (main): Pass number of input files to Layout
8923 constructor. Don't pass options.
8925 2009-03-30 Ian Lance Taylor <iant@google.com>
8927 * ffsll.c (ffsll): Correct implementation.
8929 2009-03-27 Ian Lance Taylor <iant@google.com>
8931 * ffsll.c: New file.
8932 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8933 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8934 * ftruncate.c (ftruncate): Declare before definition.
8935 * mremap.c (mremap): Likewise.
8936 * pread.c (pread): Likewise.
8937 * configure, Makefile.in, config.in: Rebuild.
8939 * mremap.c: New file.
8940 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8941 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8942 (mremap): Declare if HAVE_MREMAP is not defined.
8943 * configure, Makefile.in, config.in: Rebuild.
8945 2009-03-27 Cary Coutant <ccoutant@google.com>
8947 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
8948 position independent.
8949 * sparc.cc (Target_sparc::check_non_pic): Likewise.
8950 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
8952 2009-03-24 Cary Coutant <ccoutant@google.com>
8954 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
8956 (needs_dynamic_reloc): Likewise.
8958 2009-03-24 Ian Lance Taylor <iant@google.com>
8960 * yyscript.y (file_cmd): Recognize EXTERN.
8961 (extern_name_list, extern_name_list_body): New nonterminals.
8962 * script.cc (script_add_extern): Define.
8963 * script-c.h (script_add_extern): Declare.
8965 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
8967 * object.cc (is_elf_object): Define.
8968 * object.h (is_elf_object): Declare.
8969 * archive.cc (Archive::get_elf_object_for_member): Call
8971 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
8973 2009-03-24 Elliott Hughes <enh@google.com>
8975 * output.cc (Output_file::map_anonymous): Define.
8976 (Output_file::map): Use map_anonymous. If the regular mmap fails,
8977 try an anonymous one. Report the size if the mmap fails.
8978 * output.h (class Output_file): Declare map_anonymous.
8980 2009-03-24 Ian Lance Taylor <iant@google.com>
8982 * target-select.cc (instantiate_target): Don't acquire the lock if
8983 the instantiated_target_ field has already been set.
8985 2009-03-23 Ian Lance Taylor <iant@google.com>
8987 * gold-threads.h (class Initialize_lock): Define.
8988 * gold-threads.cc (class Initialize_lock_once): Define.
8989 (initialize_lock_control): New static variable.
8990 (initialize_lock_pointer): New static variable.
8991 (initialize_lock_once): New static function.
8992 (Initialize_lock::Initialize_lock): Define.
8993 (Initialize_lock::initialize): Define.
8994 * target-select.h: Include "gold-threads.h".
8995 (class Target_selector): Add lock_ and initialize_lock_ fields.
8996 Don't define instantiate_target, just declare it.
8997 * target-select.cc (Target_selector::Target_selector): Initialize
8999 (Target_selector::instantiate_target): Define.
9000 * descriptors.h: Include "gold-threads.h".
9001 (class Descriptors): Add initialize_lock_ field.
9002 * descriptors.cc (Descriptors::Descriptors): Initialize new
9004 (Descriptors::open): Use initialize_lock_ field
9005 * errors.h (class Errors): Add initialize_lock_ field.
9006 * errors.cc (Errors::Errors): Initialize new field.
9007 (Errors::initialize_lock): Use initialize_lock_ field.
9008 * powerpc.cc (class Target_selector_powerpc): Remove
9009 instantiated_target_ field. In do_recognize call
9010 instantiate_target rather than do_instantiate_target. In
9011 do_instantiate_target just allocate a new target.
9012 * sparc.cc (class Target_selector_sparc): Likewise.
9014 * freebsd.h: New file.
9015 * i386.cc: Include "freebsd.h".
9016 (Target_i386): Derive from Target_freebsd rather than
9018 (Target_selector_i386): Derive from Target_selector_freebsd rather
9019 than Target_selector.
9020 * x86_64.cc: Include "freebsd.h".
9021 (Target_x86_64): Derive from Target_freebsd rather than
9023 (Target_selector_x86_64): Derive from Target_selector_freebsd
9024 rather than Target_selector.
9025 * target.h (class Target): Add adjust_elf_header and
9026 do_adjust_elf_header.
9027 * output.cc (Output_file_header:: do_sized_write): Call target
9028 adjust_elf_header routine.
9029 * configure.tgt: Set targ_osabi.
9030 * configure.ac: Define GOLD_DEFAULT_OSABI.
9031 * parameters.cc (Parameters::default_target): Pass
9032 GOLD_DEFAULT_OSABI to select_target.
9033 * target-select.h (class Target_selector): Make instantiate_target
9034 protected rather than private.
9035 * Makefile.am (HFILES): Add freebsd.h.
9036 * configure, Makefile.in, config.in: Rebuild.
9038 * merge.cc (do_add_input_section): Correct pend value. Change
9039 message about last entry not being null terminated from error to
9042 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9044 * incremental.cc: New file.
9045 * Makefile.am (CCFILES): Add incremental.cc.
9046 * Makefile.in: Rebuild.
9048 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9050 * layout.cc (Layout::output_section_name): Preserve names
9051 of '.note.' sections.
9053 2009-03-19 Ian Lance Taylor <iant@google.com>
9055 * descriptors.cc (Descriptors::open): Check that the options are
9056 valid before using them.
9058 2009-03-18 Ian Lance Taylor <iant@google.com>
9060 * script-sections.h: Include <list>.
9061 (class Script_sections): Change Sections_elements from std::vector
9062 to std::list. Typedef public Elements_iterator. Add
9063 orphan_section_placement_, data_segment_align_start_, and
9064 saw_data_segment_align_ fields. Remove data_segment_align_index_
9066 * script-sections.cc (class Orphan_section_placement): New class.
9067 (class Sections_element): Add virtual functions is_relro and
9068 orphan_section_init. Remove virtual function place_orphan_here.
9069 (class Output_section_definition): Add is_relro and
9070 orphan_section_init. Remove place_orphan_here.
9071 (class Orphan_output_section): Likewise.
9072 (Script_sections::Script_sections): Update for field changes.
9073 (Script_sections::data_segment_align): Set saw_data_segment_align_
9074 and data_segment_align_start_, not data_segment_align_index.
9075 (Script_sections::data_segment_relro_end): Check
9076 saw_data_segment_align_. Use data_segment_align_start_ rather
9077 than data_segment_align_index_.
9078 (Script_sections::place_orphan): Rewrite to use
9079 Orphan_section_placement.
9081 2009-03-17 Ian Lance Taylor <iant@google.com>
9083 * archive.cc (Archive::add_symbols): Check for a version attached
9084 to the symbol name in the archive map.
9085 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9086 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9087 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9088 (ver_test_11.a): New target.
9089 * testsuite/Makefile.in: Rebuild.
9091 * configure.ac: Check for chsize and posix_fallocate. Replace
9093 * ftruncate.c: New file, from gnulib.
9094 * output.cc (posix_fallocate): Define dummy version if not
9095 HAVE_POSIX_FALLOCATE.
9096 (Output_file::map): Call posix_fallocate rather than lseek and
9098 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9099 * configure, Makefile.in, config.in: Rebuild.
9101 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9103 * layout.h (Layout::create_note): Add section_name parameter.
9104 * layout.cc (Layout::create_note): Likewise.
9105 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9107 2009-03-17 Ian Lance Taylor <iant@google.com>
9109 * descriptors.cc: Include "options.h".
9110 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9111 (Descriptors::open): Always use O_CLOEXEC when opening a new
9112 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9113 then set FD_CLOEXEC.
9115 * sparc.cc (class Target_sparc): Add has_got_section.
9116 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9117 make sure we have a GOT section.
9119 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9120 (Target_sparc::Scan::local): Likewise.
9121 (Target_sparc::Scan::global): Likewise.
9122 (Target_sparc::Relocate::relocate): Likewise.
9123 (Target_sparc::Relocate::relocate_tls): Likewise.
9125 * symtab.cc (Symbol_table::define_default_version): New function,
9126 broken out of add_from_object.
9127 (Symbol_table::add_from_object): Call define_default_version.
9128 (Symbol_table::define_special_symbol): Add resolve_oldsym
9129 parameter. Change all callers. If the version for a symbol comes
9130 from a version script, resolve it with the symbol with the same
9131 name with no version. Also add the symbol without a version if
9133 (do_define_in_output_data): If resolving with oldsym, don't delete
9135 (do_define_in_output_segment): Likewise.
9136 (do_define_as_constant): Likewise.
9137 * symtab.h (class Symbol_table): Update declarations.
9139 2009-03-13 Ian Lance Taylor <iant@google.com>
9141 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9142 (Read_symbols::requeue): New function.
9143 (Read_symbols::do_read_symbols): If make_elf_object fails because
9144 the target type is not configured, and the file was searched for,
9145 issue a warning and retry with the next directory.
9146 (Add_symbols::run): If the file has an incompatible format, and
9147 it was searched for, requeue the Read_symbols task. On error,
9149 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9150 dirindex parameter to constructor. Change all callers. Declare
9151 incompatible_warning and requeue.
9152 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9153 input_argument_ and input_group_ fields. Add them to
9154 constructor. Change all callers.
9155 (class Read_script): Add dirindex_ field. Add it to constructor.
9157 * archive.cc (Archive::setup): Remove input_objects parameter.
9159 (Archive::get_file_and_offset): Likewise.
9160 (Archive::read_all_symbols): Likewise.
9161 (Archive::read_symbols): Likewise.
9162 (Archive::get_elf_object_for_member): Remove input_objects
9163 parameter. Add punconfigured parameter. Change all callers.
9164 (Archive::add_symbols): Change return type to bool. Check return
9165 value of include_member.
9166 (Archive::include_all_members): Likewise.
9167 (Archive::include_member): Change return type to bool. Return
9168 false if first included object has incompatible target. Set
9169 included_member_ field.
9170 (Add_archive_symbols::run): If add_symbols returns false, requeue
9172 * archive.h (class Archive): Add included_member_ field.
9173 Initialize it in constructor. Add input_file and searched_for
9174 methods. Update declarations.
9175 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9176 input_argument_ fields. Add them to constructor. Change all
9178 * script.cc: Include "target-select.h".
9179 (class Parser_closure): Add skip_on_incompatible_target_ and
9180 found_incompatible_target_ fields. Add
9181 skip_on_incompatible_target parameter to constructor. Change all
9182 callers. Add methods skip_on_incompatible_target,
9183 clear_skip_on_incompatible_target, found_incompatible_target, and
9184 set_found_incompatible_target.
9185 (read_input_script): Add dirindex parameter. Change all callers.
9186 If parser finds an incompatible target, requeue Read_symbols
9188 (script_set_symbol): Clear skip_on_incompatible_target in
9190 (script_add_assertion, script_parse_option): Likewise.
9191 (script_start_sections, script_add_phdr): Likewise.
9192 (script_check_output_format): New function.
9193 * script.h (read_input_script): Update declaration.
9194 * script-c.h (script_check_output_format): Declare.
9195 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9196 (ignore_cmd): Remove OUTPUT_FORMAT.
9197 * fileread.cc (Input_file::Input_file): Add explicit this.
9198 (Input_file::will_search_for): New function.
9199 (Input_file::open): Add pindex parameter. Change all callers.
9200 * fileread.h (class Input_file): Add input_file_argument method.
9201 Declare will_search_for. Update declarations.
9202 * object.cc (make_elf_object): Add punconfigured parameter.
9204 * object.h (class Object): Make input_file public. Add
9205 searched_for method.
9206 (make_elf_object): Update declaration.
9207 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9209 * dirsearch.h (class Dirsearch): Update declaration.
9210 * options.h (class General_options): Add --warn-search-mismatch.
9211 * parameters.cc (Parameters::is_compatible_target): New function.
9212 * parameters.h (class Parameters): Declare is_compatible_target.
9213 * workqueue.cc (Workqueue::add_blocker): New function.
9214 * workqueue.h (class Workqueue): Declare add_blocker.
9216 * fileread.cc (Input_file::open): Remove options parameter.
9218 (Input_file::open_binary): Likewise.
9219 * script.cc (read_input_script): Likewise.
9220 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9221 options parameter from constructor. Change all callers.
9222 (class Read_script): Likewise.
9223 * fileread.h (class Input_file): Update declarations.
9224 * script.h (read_input_script): Update declaration.
9226 2009-03-10 Nick Clifton <nickc@redhat.com>
9228 * po/es.po: New Spanish translation.
9230 2009-03-06 Cary Coutant <ccoutant@google.com>
9232 * options.cc (parse_short_option): Keep dash_z from registering itself.
9234 2009-03-03 Ian Lance Taylor <iant@google.com>
9237 * target-reloc.h (relocate_section): Pass output_section to
9239 * i386.cc (Target_i386::should_apply_static_reloc): Add
9240 output_section parameter. Change all callers.
9241 (Target_i386::Relocate::relocate): Add output_section parameter.
9242 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9243 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9244 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9245 * testsuite/two_file_shared.sh: New script.
9246 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9247 (check_DATA): Add two_file_shared.dbg.
9248 (two_file_shared.dbg): New target.
9249 * testsuite/Makefile.in: Rebuild.
9251 2009-03-01 Ian Lance Taylor <iant@google.com>
9253 * configure.ac: Check for byteswap.h.
9254 * configure: Rebuild.
9255 * config.in: Rebuild.
9257 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9259 * layout.cc (Layout::find_or_add_kept_section): New function.
9260 (Layout::add_comdat): Removed.
9261 * layout.h (struct Kept_section): Move out of class Layout.
9262 Remove trailing underscores from field names. Add group_sections
9263 field. Rename group_ field to is_group. Change all uses.
9264 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9265 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9266 comdat_groups_ field.
9267 (Sized_relobj::include_section_group): Use
9268 find_or_add_kept_section and Kept_section::group_sections.
9269 (Sized_relobj::include_linkonce_section): Likewise.
9270 * object.cc (class Sized_relobj): Don't define Comdat_group or
9271 Comdat_group_table. Remove find_comdat_group and
9272 add_comdat_group. Remove comdat_groups_ field.
9273 * plugin.cc (include_comdat_group): Use
9274 Layout::find_or_add_kept_section.
9276 2009-02-28 Ian Lance Taylor <iant@google.com>
9278 * README: --gc-sections and map files are now supported. Document
9279 some build requirements.
9282 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9283 relocatable link set the value of the section symbol to zero.
9284 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9285 relocatable link don't include the section address in the local
9288 2009-02-27 Ian Lance Taylor <iant@google.com>
9291 * options.h (class Search_directory): Add is_system_directory.
9292 (class General_options): Declare is_in_system_directory.
9293 * options.cc (get_relative_sysroot): Make static.
9294 (get_default_sysroot): Make static.
9295 (General_optoins::is_in_system_directory): New function.
9296 * fileread.cc (Input_file::is_in_system_directory): New function.
9297 * fileread.h (class Input_file): Declare is_in_system_directory.
9298 * object.h (class Object): Add is_in_system_directory.
9299 (class Input_objects): Remove system_library_directory_ field.
9300 * object.cc (Input_objects::add_object): Don't set
9301 system_library_directory_.
9302 (input_objects::found_in_system_library_directory): Remove.
9303 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9304 parameter. Change all callers.
9305 (Symbol_table::sized_write_globals): Likewise.
9306 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9307 Call Object::is_in_system_directory.
9308 * symtab.h (class Symbol_table): Update declarations.
9311 * descriptors.h (Open_descriptor): Add is_on_stack field.
9312 * descriptors.cc (Descriptors::open): If the descriptor is on the
9313 top of the stack, remove it. Initialize is_on_stack field.
9314 (Descriptors::release): Only add pod to stack if it is not on the
9316 (Descriptors::close_some_descriptor): Clear stack_next and
9320 * output.cc (Output_section::find_starting_output_address): Rename
9321 from starting_output_address; add PADDR parameter; change return
9323 * output.h (class Output_section): Declare
9324 find_starting_output_address instead of starting_output_address.
9325 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9326 section symbol for which we can't find a merge section.
9329 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9330 hidden or internal, force the symbol to be local.
9331 * resolve.cc (Symbol::override_visibility): Define.
9332 (Symbol::override_base): Use override_visibility.
9333 (Symbol_table::resolve): Likewise.
9334 (Symbol::override_base_with_special): Likewise.
9335 (Symbol_table::override_with_special): If the visibility is hidden
9336 or internal, force the symbol to be local.
9337 * symtab.h (class Symbol): Add set_visibility and
9338 override_visibility.
9339 * testsuite/ver_test_1.sh: New file.
9340 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9341 (check_DATA): Add ver_test_1.syms.
9342 (ver_test_1.syms): New target.
9343 * testsuite/Makefile.in: Rebuild.
9345 2009-02-25 Cary Coutant <ccoutant@google.com>
9347 * layout.cc (Layout::choose_output_section): Don't rename sections
9348 when using a linker script that has a SECTIONS clause.
9349 * Makefile.in: Regenerate.
9351 * testsuite/Makefile.am (script_test_5.sh): New test case.
9352 * testsuite/Makefile.in: Regenerate.
9353 * testsuite/script_test_5.cc: New file.
9354 * testsuite/script_test_5.sh: New file.
9355 * testsuite/script_test_5.t: New file.
9357 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9359 * archive.cc (Archive::include_member): Update calls to add_symbols.
9360 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9361 the Layout argument.
9362 * dynobj.h (do_add_symbols): Add the Layout argument.
9363 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9365 * object.h (Object::add_symbols): Add the Layout argument.
9366 (Object::do_add_symbols): Add the Layout argument.
9367 (Sized_relobj::do_add_symbols): Add the Layout argument.
9368 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9369 Unify the two versions.
9370 (Add_plugin_symbols): Remove.
9371 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9372 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9373 (Add_plugin_symbols): Remove.
9374 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9375 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9376 (Add_symbols::run): Make it work with Pulginobj.
9378 2009-02-06 Ian Lance Taylor <iant@google.com>
9380 * object.cc (Sized_relobj::do_layout): Make info message start
9381 with lower case letter.
9383 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9385 * binary.cc: Fix file comment.
9387 * options.h (enum Incremental_disposition): Define.
9388 (class General_options): Add new options: --incremental,
9389 --incremental_changed, --incremental_unchanged,
9390 --incremental_unknown. Add incremental_disposition_ and
9391 implicit_incremental_ fields.
9392 (General_options::incremental_disposition): New function.
9393 (class Position_dependent_options): Add incremental_disposition
9395 (Position_dependent_options::copy_from_options): Set incremental
9397 * options.cc (General_options::parse_incremental_changed): New
9399 (General_options::parse_incremental_unchanged): New function.
9400 (General_options::parse_incremental_unknown): New function.
9401 (General_options::General_options): Initialize new fields
9402 incremental_disposition_ and implicit_incremental_.
9403 (General_options::finalize): Check for uasge of --incremental-*
9404 without --incremental.
9406 2009-02-06 Chris Demetriou <cgd@google.com>
9408 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9409 pointer and to report location as the file name associated with
9411 (gold_undefined_symbol_at_location): New function to replace the
9412 old gold_undefined_symbol functionality.
9413 * target-reloc.h (relocate_section): Update to use
9414 gold_undefined_symbol_at_location.
9415 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9416 Call gold_undefined_symbol function rather than gold_error.
9417 * errors.h (Errors::undefined_symbol): Take location as a
9418 string, rather than calculating it from a relocation.
9419 * errors.cc (Errors::fatal): Print "fatal error:" before the
9421 (Errors::error, Errors::error_at_location): Print "error: "
9422 before the formatted message.
9423 (Errors::undefined_symbol): Take location as a string, rather
9424 than calculating it from a relocation.
9425 (gold_undefined_symbol_at_location): New function akin to
9426 old gold_undefined_symbol, calculates location from relocation.
9427 (gold_undefined_symbol): Change to take only a Symbol pointer
9428 and to report location as the file name associated with the symbol.
9429 * testsuite/debug_msg.sh: Update for changed error messages.
9430 * testsuite/undef_symbol.sh: Likewise.
9432 2009-02-04 Duncan Sands <baldrick@free.fr>
9435 * reduced_debug_output.h
9436 (Output_reduced_debug_abbrev_section::failed): Use format for
9438 (Output_reduced_debug_info_section::faild): Likewise.
9440 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9442 * script.cc (Lazy_demangler): New class.
9443 (Version_script_info::get_symbol_version_helper): Demangle a
9446 2009-01-29 Cary Coutant <ccoutant@google.com>
9448 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9450 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9452 2009-01-28 Ian Lance Taylor <iant@google.com>
9454 * version.cc (version_string): Bump to 1.9.
9456 * gold.h: Include <cstring> and <stdint.h>.
9457 * version.cc: Include <cstdio>.
9458 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9460 * reduced_debug_output.cc (insert_into_vector): Rename from
9461 Insert_into_vector; change all callers. Use Swap_unaligned to
9462 avoid aliasing issue; remove union since it is unnecessary.
9464 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9466 * Makefile.am (CCFILES): Add gc.cc.
9468 * Makefile.in: Regenerate.
9469 * gold.cc (Gc_runner): New class.
9470 (queue_initial_tasks): Call garbage collection related tasks
9471 when corresponding options are invoked.
9472 (queue_middle_gc_tasks): New function.
9473 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9474 processed early before laying out sections during garbage collection.
9475 * gold.h (queue_middle_gc_tasks): New function.
9476 (is_prefix_of): Move from "layout.cc".
9477 * i386.cc (Target_i386::gc_process_relocs): New function.
9478 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9479 * main.cc (main): Create object of class "Garbage_collection".
9480 * object.cc (Relobj::copy_symbols_data): New function.
9481 (Relobj::is_section_name_included): New function.
9482 (Sized_relobj::do_layout): Allow this function to be called twice
9483 during garbage collection and defer layout of section during the
9485 * object.h (Relobj::get_symbols_data): New function.
9486 (Relobj::is_section_name_included): New function.
9487 (Relobj::copy_symbols_data): New function.
9488 (Relobj::set_symbols_data): New function.
9489 (Relobj::get_relocs_data): New function.
9490 (Relobj::set_relocs_data): New function.
9491 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9492 (Relobj::gc_process_relocs): New function.
9493 (Relobj::do_gc_process_relocs): New pure virtual function.
9494 (Relobj::sd_): New data member.
9495 (Sized_relobj::is_output_section_offset_invalid): New function.
9496 (Sized_relobj::do_gc_process_relocs): New function.
9497 * options.h (General_options::gc_sections): Modify to not be a no-op.
9498 (General_options::print_gc_sections): New option.
9499 * plugin.cc (Plugin_finish::run): Remove function call to
9500 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9501 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9502 * reloc.cc (Read_relocs::run): Add task to process relocs and
9503 determine unreferenced sections when doing garbage collection.
9504 (Gc_process_relocs): New class.
9505 (Sized_relobj::do_gc_process_relocs): New function.
9506 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9507 sections that are garbage collected.
9508 * reloc.h (Gc_process_relocs): New class.
9509 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9510 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9511 symbols whose corresponding sections are garbage collected.
9512 (Symbol_table::Symbol_table): Add new parameter for the garbage
9514 (Symbol_table::gc_mark_undef_symbols): New function.
9515 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9516 (Symbol_table::gc_mark_dyn_syms): New function.
9517 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9519 (Symbol_table::add_from_object): Likewise.
9520 (Symbol_table::add_from_relobj): When building shared objects, do not
9521 treat externally visible symbols as garbage.
9522 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9523 table information for static and relocatable links.
9524 * symtab.h (Symbol_table::set_gc): New function.
9525 (Symbol_table::gc): New function.
9526 (Symbol_table::gc_mark_undef_symbols): New function.
9527 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9528 (Symbol_table::gc_mark_dyn_syms): New function.
9529 (Symbol_table::gc_): New data member.
9530 * target.h (Sized_target::gc_process_relocs): New pure virtual
9532 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9533 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9535 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9537 * options.h (General_options::gc_sections): Define as a no-op for now.
9538 (General_options::no_keep_memory): Ditto.
9539 (General_options::Bshareable): Define.
9540 * options.cc (General_options::finalize): Honor -Bshareable.
9542 2009-01-20 Andreas Schwab <schwab@suse.de>
9544 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9545 read the value in the contents, since we don't use it. Use the
9546 template endianness when writing.
9547 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9549 2009-01-19 Andreas Schwab <schwab@suse.de>
9551 * configure.tgt (powerpc64-*): Fix targ_obj.
9553 2009-01-15 Ian Lance Taylor <iant@google.com>
9555 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9556 local symbols when stripping all symbols.
9558 2009-01-14 Cary Coutant <ccoutant@google.com>
9560 * output.cc (Output_reloc): Add explicit instantiations.
9562 2009-01-14 Cary Coutant <ccoutant@google.com>
9564 * archive.cc (Archive::get_elf_object_for_member): Remove call
9565 to File_read::claim_for_plugin.
9566 * descriptors.cc (Descriptors::open): Remove reference to
9568 (Descriptors::claim_for_plugin): Remove.
9569 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9570 (Descriptors::is_claimed): Remove.
9571 (claim_descriptor_for_plugin): Remove.
9572 * fileread.cc (File_read::claim_for_plugin): Remove.
9573 * fileread.h (File_read::claim_for_plugin): Remove.
9574 (File_read::descriptor): Reopen descriptor if necessary.
9575 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9576 (Plugin_manager::all_symbols_read): Add task parameter. Change
9578 (Plugin_manager::get_input_file): New function.
9579 (Plugin_manager::release_input_file): New function.
9580 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9581 corresponding data member.
9582 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9583 and pass to base constructor. Change all callers.
9584 (get_input_file, release_input_file): New functions.
9585 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9586 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9587 (Plugin_manager::all_symbols_read): Add task parameter.
9588 (Plugin_manager::get_input_file): New function.
9589 (Plugin_manager::release_input_file): New function.
9590 (Plugin_manager::task_): New data member.
9591 (Pluginobj::Pluginobj): Add filesize parameter.
9592 (Pluginobj::filename): New function.
9593 (Pluginobj::descriptor): New function.
9594 (Pluginobj::filesize): New function.
9595 (Pluginobj::filesize_): New data member.
9596 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9597 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9598 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9600 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9601 with archive libraries.
9602 * testsuite/Makefile.in: Regenerate.
9603 * testsuite/plugin_test.c (struct sym_info): New type.
9604 (get_input_file, release_input_file): New static variables.
9605 (onload): Capture new transfer vector entries.
9606 (claim_file_hook): Stop reading at end of file according to filesize.
9607 Factor out parsing of readelf output into separate function.
9608 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9609 APIs and get the source file name from the symbol table. Convert
9610 source file name to corresponding object file name. Print info
9611 message when adding new input files.
9612 (parse_readelf_line): New function.
9613 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9614 * testsuite/plugin_test_2.sh: Likewise.
9615 * testsuite/plugin_test_3.sh: Likewise.
9616 * testsuite/plugin_test_4.sh: New test case.
9618 2009-01-07 Ian Lance Taylor <iant@google.com>
9620 * version.cc (version_string): Bump to 1.8.
9622 2008-12-23 Cary Coutant <ccoutant@google.com>
9624 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9625 * plugin.cc (Plugin_manager::finish): Rename as
9626 layout_deferred_objects. Move cleanup to separate function.
9627 (Plugin_manager::cleanup): New function.
9628 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9630 * plugin.h (Plugin_manager::finish): Rename as
9631 layout_deferred_objects.
9632 (Plugin_manager::cleanup): New function.
9633 (Plugin_manager::cleanup_done): New field.
9635 2008-12-23 Cary Coutant <ccoutant@google.com>
9637 * plugin.cc (is_visible_from_outside): New function.
9638 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9639 so we don't return "IR only" status for exported symbols or -r links.
9641 * testsuite/Makefile.am (plugin_test_3): New test case.
9642 * testsuite/Makefile.in: Regenerate.
9643 * testsuite/plugin_test_3.sh: New file.
9645 2008-12-22 Cary Coutant <ccoutant@google.com>
9647 * object.cc (Sized_relobj::layout_section): New function.
9648 (Sized_relobj::do_layout): Defer layout of input sections until after
9649 plugin has provided replacement files.
9650 (Sized_relobj::do_layout_deferred_sections): New function.
9651 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9652 (Relobj::layout_deferred_sections): New function.
9653 (Relobj::do_layout_deferred_sections): New function.
9654 (Sized_relobj::do_layout_deferred_sections): New function.
9655 (Sized_relobj::layout_section): New function.
9656 (Sized_relobj::Deferred_layout): New structure.
9657 (Sized_relobj::deferred_layout_): New field.
9658 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9659 Change all callers. Layout deferred sections.
9660 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9662 (Plugin_hook::run): Move code from do_plugin_hook inline.
9663 (Plugin_hook::do_plugin_hook): Remove.
9664 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9665 (Plugin_manager::finish): Renamed, was cleanup.
9666 (Plugin_manager::should_defer_layout): New function.
9667 (Plugin_manager::add_deferred_layout_object): New function.
9668 (Plugin_manager::Deferred_layout_list): New type.
9669 (Plugin_manager::deferred_layout_objects_): New field.
9670 (Plugin_hook::do_plugin_hook): Remove.
9672 2008-12-17 Ian Lance Taylor <iant@google.com>
9674 * options.h (class General_options): Add --no case for
9677 2008-12-16 Cary Coutant <ccoutant@google.com>
9679 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9681 (Plugin_manager::claim_file): Create plugin object even if
9682 plugin did not call the add_symbols callback.
9683 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9684 asking for more symbols than were added.
9685 * testsuite/Makefile.am (plugin_test_1): Add test case with
9687 (empty.syms): New target.
9688 * testsuite/Makefile.in: Regenerate.
9689 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9690 message. Don't call add_symbols if no globals.
9691 (all_symbols_read_hook): Don't provide replacement for empty
9694 2008-12-12 Ian Lance Taylor <iant@google.com>
9696 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9697 r_type == 0 for a local symbol with r_sym == 0.
9698 (scan_relocatable_relocs): Pass r_sym to
9699 local_non_section_strategy.
9700 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9703 * configure.ac: Update test for TLS descriptors: they are
9704 supported as of glibc 2.9.
9705 * configure: Rebuild.
9707 2008-12-11 Ian Lance Taylor <iant@google.com>
9710 * target-reloc.h (Default_scan_relocatable_relocs): For each
9711 function, map r_type == 0 to RELOC_DISCARD.
9713 2008-12-10 Cary Coutant <ccoutant@google.com>
9715 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9716 object to override a kept COMDAT group from a plugin object.
9718 2008-12-09 Ian Lance Taylor <iant@google.com>
9721 * yyscript.y (file_cmd): Handle INPUT.
9723 * testsuite/initpri1.c: Change all declarations to be full
9724 prototypes by adding void, to avoid compiler warnings.
9726 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9728 * options.cc (General_options::parse_plugin_opt): New.
9729 (General_options::add_plugin): The argument now is just the filename.
9730 (General_options::add_plugin_option): New.
9731 * options.h (plugin_opt): New.
9732 (add_plugin): Change argument name.
9733 (add_plugin_option): New.
9734 * plugin.cc (Plugin::load): Don't parse the plugin option.
9735 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9736 (Plugin::add_option): New.
9737 (Plugin::args_): Change type.
9738 (Plugin::filename_): New.
9739 (Plugin_manager::add_plugin_option): New.
9740 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9741 * testsuite/Makefile.in: Regenerate.
9743 2008-12-05 Cary Coutant <ccoutant@google.com>
9745 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9746 Handle --strip-lto-sections option.
9747 * options.h (strip_lto_sections): New option.
9749 2008-12-01 Cary Coutant <ccoutant@google.com>
9751 * plugin.cc (ld_plugin_message): Change format parameter to const.
9752 Fix mismatch between new[] and delete.
9754 2008-11-14 Cary Coutant <ccoutant@google.com>
9756 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9759 2008-11-05 Craig Silverstein <csilvers@google.com>
9761 * options.cc (General_options::parse_dynamic_list): New function.
9762 * options.h (General_options): New flags dynamic_list,
9763 dynamic_list_data, dynamic_list_cpp_new, and
9764 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9765 (General_options::in_dynamic_list): New function.
9766 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9767 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9768 (Lex::can_continue_name): Likewise.
9770 (read_script_file): New parameter script_options.
9771 (read_dynamic_list): New function.
9772 (Script_options::define_dynamic_list): New function.
9773 (dynamic_list_keyword_parsecodes): New variable.
9774 (dynamic_list_keywords): New variable.
9775 * script.h (Script_options::define_dynamic_list): New function
9777 (read_dynamic_list): New function prototype.
9778 * symtab.cc (strprefix): New macro.
9779 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9780 dynamic_list_data, dynamic_list_cpp_new, and
9781 dynamic_list_cpp_typeinfo.
9782 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9783 (dynamic_list_expr): New rule.
9784 (dynamic_list_nodes): Likewise.
9785 (dynamic_list_node): Likewise.
9786 * testsuite/Makefile.am (dynamic_list): New test.
9787 * testsuite/Makefile.in: Regenerated.
9788 * testsuite/dynamic_list.t: New file.
9789 * testsuite/dynamic_list.sh: New file.
9791 2008-11-05 Craig Silverstein <csilvers@google.com>
9793 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9794 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9795 (t11_last): Likewise.
9796 * testsuite/ver_test_6.c (main): Likewise.
9798 2008-10-07 Cary Coutant <ccoutant@google.com>
9800 * options.c (General_options::finalize): Add check for -static and
9802 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9805 2008-10-02 Cary Coutant <ccoutant@google.com>
9807 * plugin.cc (make_sized_plugin_object): Fix conditional
9808 compilation to work when not all targets are enabled.
9810 2008-09-29 Cary Coutant <ccoutant@google.com>
9812 * archive.cc (Archive::get_file_and_offset): Use filename instead
9813 of name to get library path.
9814 (Archive::include_member): Unlock external member of a thin archive.
9816 * testsuite/Makefile.am (TEST_AR): New variable.
9817 (thin_archive_test_1): New test.
9818 (thin_archive_test_2): New test.
9819 * testsuite/Makefile.in: Regenerate.
9820 * testsuite/thin_archive_main.cc: New file.
9821 * testsuite/thin_archive_test_1.cc: New file.
9822 * testsuite/thin_archive_test_2.cc: New file.
9823 * testsuite/thin_archive_test_3.cc: New file.
9824 * testsuite/thin_archive_test_4.cc: New file.
9826 2008-09-29 Cary Coutant <ccoutant@google.com>
9828 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9829 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9831 (Sized_relobj::do_finalize_local_symbols): Likewise.
9832 (Sized_relobj::map_to_kept_section): Likewise.
9833 * object.h (Sized_relobj::invalid_address): New constant.
9834 (Sized_relobj::do_output_section_offset): Check for invalid_address
9836 * output.cc (Output_reloc::local_section_offset): Use constant
9837 invalid_address instead of -1U.
9838 (Output_reloc::get_address): Likewise.
9839 (Output_section::output_address): Change -1U to -1ULL.
9840 * output.h (Output_reloc::invalid_address): New constant.
9841 * reloc.cc (Sized_relobj::write_sections): Use constant
9842 invalid_address instead of -1U.
9843 (Sized_relobj::relocate_sections): Likewise.
9844 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9845 values for merge sections.
9846 * target-reloc.h (relocate_for_relocatable): Use constant
9847 invalid_address instead of -1U.
9849 2008-09-19 Cary Coutant <ccoutant@google.com>
9851 Add plugin functionality for link-time optimization (LTO).
9852 * configure.ac (plugins): Add --enable-plugins option.
9853 * configure: Regenerate.
9854 * config.in: Regenerate.
9855 * Makefile.am (LIBDL): New variable.
9856 (CCFILES): Add plugin.cc.
9857 (HFILES): Add plugin.h.
9858 (ldadd_var): Add LIBDL.
9859 * Makefile.in: Regenerate.
9861 * archive.cc: Include "plugin.h".
9862 (Archive::setup): Don't preread archive symbols when using a plugin.
9863 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9864 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9866 (Archive::include_member): Add symbols from plugin objects.
9867 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9868 * descriptors.cc (Descriptors::open): Check for file descriptors
9869 abandoned by plugins.
9870 (Descriptors::claim_for_plugin): New function.
9871 * descriptors.h (Descriptors::claim_for_plugin): New function.
9872 (Open_descriptor::is_claimed): New field.
9873 (claim_descriptor_for_plugin): New function.
9874 * fileread.cc (File_read::claim_for_plugin): New function.
9875 * fileread.h (File_read::claim_for_plugin): New function.
9876 (File_read::descriptor): New function.
9877 * gold.cc: Include "plugin.h".
9878 (queue_initial_tasks): Add task to call plugin hooks for generating
9880 * main.cc: Include "plugin.h".
9881 (main): Load plugin libraries.
9882 * object.h (Pluginobj): Declare.
9883 (Object::pluginobj): New function.
9884 (Object::do_pluginobj): New function.
9885 (Object::set_target): New function.
9886 * options.cc: Include "plugin.h".
9887 (General_options::parse_plugin): New function.
9888 (General_options::General_options): Initialize plugins_ field.
9889 (General_options::add_plugin): New function.
9890 * options.h (Plugin_manager): Declare.
9891 (General_options): Add --plugin option.
9892 (General_options::has_plugins): New function.
9893 (General_options::plugins): New function.
9894 (General_options::add_plugin): New function.
9895 (General_options::plugins_): New field.
9896 * plugin.cc: New file.
9897 * plugin.h: New file.
9898 * readsyms.cc: Include "plugin.h".
9899 (Read_symbols::do_read_symbols): Check for archive before checking
9900 for ELF file. Call plugin hooks to claim files.
9901 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9902 from a real object file; force override when processing replacement
9904 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9905 (Symbol::init_base_object): Likewise.
9906 (Symbol::init_base_output_data): Likewise.
9907 (Symbol::init_base_output_segment): Likewise.
9908 (Symbol::init_base_constant): Likewise.
9909 (Symbol::init_base_undefined): Likewise.
9910 (Symbol::output_section): Assert that object is not a plugin.
9911 (Symbol_table::add_from_pluginobj): New function.
9912 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9914 (Symbol_table::sized_write_globals): Likewise.
9915 (Symbol_table::add_from_pluginobj): Instantiate template.
9916 * symtab.h (Sized_pluginobj): Declare.
9917 (Symbol::in_real_elf): New function.
9918 (Symbol::set_in_real_elf): New function.
9919 (Symbol::in_real_elf_): New field.
9920 (Symbol_table::add_from_pluginobj): New function.
9922 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9923 (LIBDL): New variable.
9925 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9926 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9927 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9928 (MOSTLYCLEANFILES): Likewise.
9929 * testsuite/Makefile.in: Regenerate.
9930 * testsuite/plugin_test.c: New file.
9931 * testsuite/plugin_test_1.sh: New file.
9932 * testsuite/plugin_test_2.sh: New file.
9934 2008-09-16 Ian Lance Taylor <iant@google.com>
9936 * target-reloc.h (relocate_section): Check whether a symbol is
9937 defined by the ABI before reporting an undefined symbol error.
9938 * target.h (Target::is_defined_by_abi): Make parameter const.
9939 (Target::do_is_defined_by_abi): Likewise.
9940 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9941 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9942 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9943 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9944 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9945 * testsuite/Makefile.in: Rebuild.
9947 * fileread.cc (make_view): Add casts to avoid warning.
9949 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9951 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
9952 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9954 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
9956 * options.h (General_options::output_is_executable): New.
9957 (General_options::output_is_pie): New.
9958 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
9959 for shared libraries.
9960 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
9962 2008-09-11 Chris Demetriou <cgd@google.com>
9964 * options.h (origin): New -z option.
9965 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
9966 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
9969 2008-09-05 Cary Coutant <ccoutant@google.com>
9971 * fileread.cc (File_read::make_view): Add check for attempt to map
9974 2008-09-05 Cary Coutant <ccoutant@google.com>
9976 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
9977 explicit instantiations.
9979 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
9982 * options.cc (General_options::finalize): Allow undefined symbols
9983 in shlibs if linking -shared.
9986 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
9987 symbols as not needing a dynsym entry.
9989 2008-08-20 Craig Silverstein <csilvers@google.com>
9991 * fileread.cc (File_read::open): Do not lock the file unless it
9992 was successfully opened.
9994 2008-08-14 Cary Coutant <ccoutant@google.com>
9996 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
9997 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
9998 * testsuite/tls_test.cc (struct int128): 128-bit struct
9999 for testing TLS relocs with non-zero addend.
10000 (v12): New TLS variable.
10002 (t_last): Add check for v12.
10003 * testsuite/tls_test.h (t12): New function.
10004 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10006 2008-08-13 Ian Lance Taylor <iant@google.com>
10008 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10009 set tls_segment_ or relro_segment_.
10010 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10012 * output.h (Output_section::clear_is_relro): New function.
10013 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10014 sections specially even when output_data_ is empty.
10015 (Output_segment::maximum_alignment): When first section is relro,
10016 only force alignment for PT_LOAD segments.
10017 * script.cc (script_data_segment_align): New function.
10018 (script_data_segment_relro_end): New function.
10019 * script-c.h (script_data_segment_align): Declare.
10020 (script_data_segment_relro_end): Declare.
10021 * script-sections.h (class Script_sections): Declare
10022 data_segment_align and data_segment_relro_end. Add fields
10023 segment_align_index_ and saw_relro_end_.
10024 * script-sections.cc (class Sections_element): Add set_is_relro
10025 virtual function. Add new bool* parameter to place_orphan_here.
10026 Add get_output_section virtual function.
10027 (class Output_section_definition): Add set_is_relro. Add new
10028 bool* parameter to place_orphan_here. Add get_output_section.
10029 Add is_relro_ field.
10030 (Output_section_definition::Output_section_definition): Initialize
10031 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10032 and is_relro_ fields.
10033 (Output_section_definition::place_orphan_here): Add is_relro
10035 (Output_section_definition::set_section_addresses): Set relro for
10037 (Output_section_definition::alternate_constraint): Likewise.
10038 (class Orphan_output_section): Add new bool* parameter to
10039 place_orphan_here. Add get_output_section.
10040 (Orphan_output_section::place_orphan_here): Add is_relro
10042 (Script_sections::Script_sections): Initialize
10043 data_segment_align_index_ and saw_relro_end_.
10044 (Script_sections::data_segment_align): New function.
10045 (Script_sections::data_segment_relro_end): New function.
10046 (Script_sections::place_orphan): Set or clear is_relro.
10047 (Script_sections::set_section_addresses): Force alignment of first
10049 * yyscript.y (exp): Call script_data_segment_align and
10050 script_data_segment_relro_end.
10051 * testsuite/relro_script_test.t: New file.
10052 * testsuite/relro_test.cc (using_script): Declare.
10053 (t1, t2): Test using_script.
10054 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10055 (relro_script_test_SOURCES): Define.
10056 (relro_script_test_DEPENDENCIES): Define.
10057 (relro_script_test_LDFLAGS): Define.
10058 (relro_script_test_LDADD): Define.
10059 (relro_script_test.so): New target.
10060 * testsuite/Makefile.in: Rebuild.
10062 2008-08-06 Cary Coutant <ccoutant@google.com>
10064 * archive.cc (Archive::total_archives, Archive::total_members)
10065 (Archive::total_members_loaded): New variables.
10066 (Archive::setup): Add parameter. Add option to preread
10068 (Archive::read_armap): Add counter.
10069 (Archive::get_file_and_offset): New function.
10070 (Archive::get_elf_object_for_member): New function.
10071 (Archive::read_all_symbols): New function.
10072 (Archive::read_symbols): New function.
10073 (Archive::add_symbols): Add counters.
10074 (Archive::include_all_members): Use armap to find members if it's
10076 (Archive::include_member): Skip reading symbols if already read.
10077 Factored code into Archive::get_file_and_offset and
10078 Archive::get_elf_object_for_member. Changed call to
10079 Mapfile::report_include_archive_member.
10080 (Archive::print_stats): New function.
10081 * archive.h: Declare Object and Read_symbols_data classes.
10082 (Archive::Archive): Add initializers for new members.
10083 (Archive::setup): Add parameter.
10084 (Archive::print_stats): New function.
10085 (Archive::total_archives, Archive::total_members)
10086 (Archive::total_members_loaded): New variables.
10087 (Archive::get_file_and_offset): New function.
10088 (Archive::get_elf_object_for_member): New function.
10089 (Archive::read_all_symbols): New function.
10090 (Archive::read_symbols): New function.
10091 (Archive::Archive_member): New class.
10092 (Archive::members_): New member.
10093 (Archive::num_members_): New member.
10094 * main.cc: Include archive.h.
10095 (main): Call Archive::print_stats.
10096 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10097 archive parameter; member_name is now the fully-decorated name.
10098 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10099 * options.h: (General_options): Add --preread-archive-symbols option.
10100 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10103 2008-08-04 Ian Lance Taylor <iant@google.com>
10105 * symtab.h (Symbol::use_plt_offset): New function.
10106 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10107 * powerpc.cc (Relocate::relocate): Likewise.
10108 * sparc.cc (Relocate::relocate): Likewise.
10109 * x86_64.cc (Relocate::relocate): Likewise.
10110 * testsuite/weak_plt.sh: New test.
10111 * testsuite/weak_plt_main.cc: New test.
10112 * testsuite/weak_plt_shared.cc: New test.
10113 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10114 (check_PROGRAMS): Add weak_plt.
10115 (check_DATA): Add weak_plt_shared.so.
10116 (weak_plt_main_pic.o, weak_plt): New targets.
10117 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10118 * testsuite/Makefile.in: Rebuild.
10120 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10122 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10123 * testsuite/Makefile.in: Rebuild.
10125 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10127 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10128 * Makefile.in: Regenerate.
10129 * po/POTFILES.in: Regenerate.
10131 2008-07-29 Ian Lance Taylor <iant@google.com>
10133 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10134 symbols before other symbols.
10135 * testsuite/script_test_2.cc (test_addr): Declare.
10136 (test_addr_alias): Declare.
10137 (main): Check that test_addr and test_addr_alias have the right
10139 * testsuite/script_test_2.t: Define test_addr_alias and
10142 2008-07-24 Ian Lance Taylor <iant@google.com>
10145 * descriptors.cc: New file.
10146 * descriptors.h: New file.
10147 * gold-threads.h (class Hold_optional_lock): New class.
10148 * fileread.cc: Include "descriptors.h".
10149 (File_read::~File_read): Release descriptor rather than closing
10151 (File_read::open) [file]: Call open_descriptor rather than open.
10152 Set is_descriptor_opened_.
10153 (File_read::open) [memory]: Assert that descriptor is not open.
10154 (File_read::reopen_descriptor): New function.
10155 (File_read::release): Release descriptor.
10156 (File_read::do_read): Make non-const. Reopen descriptor.
10157 (File_read::read): Make non-const.
10158 (File_read::make_view): Reopen descriptor.
10159 (File_read::do_readv): Likewise.
10160 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10161 Update declarations.
10162 * layout.cc: Include "descriptors.h".
10163 (Layout::create_build_id): Use open_descriptor rather than open.
10164 * output.cc: Include "descriptors.h".
10165 (Output_file::open): Use open_descriptor rather than open.
10166 * archive.cc (Archive::const_iterator): Change Archive to be
10168 (Archive::begin, Archive::end): Make non-const.
10169 (Archive::count_members): Likewise.
10170 * archive.h (class Archive): Update declarations.
10171 * object.h (Object::read): Make non-const.
10172 * Makefile.am (CCFILES): Add descriptors.cc.
10173 (HFILES): Add descriptors.h.
10174 * Makefile.in: Rebuild.
10177 * gold.h: Always include <clocale>. Add Solaris workarounds
10178 following code in binutils/sysdep.h.
10181 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10182 this->eh_frame_hdr_ is NULL before using it.
10184 * dynobj.cc (Versions::Versions): Update comment.
10186 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10187 the base version name.
10189 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10190 array size plus one.
10191 (Stringpool_template::set_string_offsets): Subtract one from key
10192 before using it as an array index.
10193 (Stringpool_template::get_offset_with_length): Likewise.
10194 (Stringpool_template::write_to_buffer): Likewise.
10195 * stringpool.h (Stringpool_template::get_offset_from_key):
10198 2008-07-23 Ian Lance Taylor <iant@google.com>
10201 * object.h (Merged_symbol_value::value): Do our best to handle a
10205 * script.cc (Version_script_info::get_versions): Don't add empty
10206 version tag to return value.
10207 (Version_script_info::get_symbol_version_helper): Change return
10208 type to bool. Add pversion parameter. Change all callers.
10209 (script_register_vers_node): Don't require a non-NULL tag.
10210 * script.h (class Version_script_info): Update declarations.
10211 (Version_script_info::get_symbol_version): Change return type to
10212 bool. Add version parameter. Change all callers.
10213 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10214 handling. Handle an empty version from a version script.
10215 (Symbol_table::define_special_symbol): Likewise.
10216 * testsuite/ver_test_10.script: New file.
10217 * testsuite/ver_test_10.sh: New file.
10218 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10219 (check_DATA): Add ver_test_10.syms.
10220 (ver_test_10.syms, ver_test_10.so): New target.
10221 * testsuite/Makefile.in: Rebuild.
10223 2008-07-23 Simon Baldwin <simonb@google.com>
10225 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10226 to zero for undefined symbols from dynamic libraries.
10228 2008-07-23 Ian Lance Taylor <iant@google.com>
10230 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10231 Change all callers.
10232 * symtab.h (class Symbol_table): Update declaration.
10233 * testsuite/ver_test_9.cc: New file.
10234 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10235 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10236 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10237 (ver_test_9.so, ver_test_9.o): New targets.
10238 * testsuite/Makefile.in: Rebuild.
10240 2008-07-22 Ian Lance Taylor <iant@google.com>
10242 * options.h (class General_options): Define --check-sections.
10243 * layout.cc (Layout::set_segment_offsets): Handle
10246 * options.h (class General_options): Define -n/--nmagic and
10248 * options.cc (General_options::finalize): For -n/--nmagic or
10249 -N/--omagic, set -static.
10250 * layout.cc (Layout::attach_allocated_section_to_segment): If
10251 -N/--omagic, don't put read-only and read-write sections in
10252 different segments.
10253 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10254 finding a read-only segment.
10255 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10256 don't set the minimum segment alignment to the common page size,
10257 and don't set the file offset to the address modulo the page size.
10258 * script-sections.cc (Script_sections::create_segments): If
10259 -n/--omagic, don't put read-only and read-write sections in
10260 different segments.
10262 * cref.cc: New file.
10263 * cref.h: New file.
10264 * options.h (class General_options): Add --print-symbol-counts.
10265 * main.cc (main): Issue defined symbol report if requested.
10266 * archive.cc (Archive::interpret_header): Make into a const member
10268 (Archive::add_symbols): Call Input_objects::archive_start and
10270 (Archive::const_iterator): Define new class.
10271 (Archive::begin, Archive::end): New functions.
10272 (Archive::include_all_members): Rewrite to use iterator.
10273 (Archive::count_members): New function.
10274 * archive.h (class Archive): Update declarations.
10275 (Archive::filename): New function.
10276 * object.cc: Include "cref.h".
10277 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10278 (Sized_relobj::do_get_global_symbol_counts): New function.
10279 (Input_objects::add_object): Add object to cross-referencer.
10280 (Input_objects::archive_start): New function.
10281 (Input_objects::archive_stop): New function.
10282 (Input_objects::print_symbol_counts): New function.
10283 * object.h: Declare Cref and Archive.
10284 (Object::get_global_symbol_counts): New function.
10285 (Object::do_get_global_symbol_counts): New pure virtual function.
10286 (class Sized_relobj): Add defined_count_ field. Update
10288 (class Input_objects): Add cref_ field. Update constructor.
10289 Update declarations.
10290 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10292 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10294 (Sized_dynobj::do_get_global_symbol_counts): New function.
10295 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10296 defined_count_. Update declarations. Define Symbols typedef.
10297 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10298 parameter. Change all callers.
10299 (Symbol_table::add_from_dynobj): Add sympointers and defined
10300 parameters. Change all callers.
10301 * symtab.h (class Symbol_table): Update declarations.
10302 * Makefile.am (CCFILES): Add cref.cc.
10303 (HFILES): Add cref.h.
10304 * Makefile.in: Rebuild.
10306 2008-07-22 Simon Baldwin <simonb@google.com>
10308 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10309 to zero when writing undefined symbols.
10311 2008-07-22 Ian Lance Taylor <iant@google.com>
10313 * output.cc (Output_section::add_input_section): Don't try to
10314 merge empty merge sections.
10316 2008-07-21 Craig Silverstein <csilvers@google.com>
10318 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10319 Include symbol version in error message.
10321 2008-07-20 Chris Demetriou <cgd@google.com>
10323 * configure.ac (gold_cv_c_random_seed): New configured variable.
10324 (RANDOM_SEED_CFLAGS): New substituted variable.
10325 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10326 * configure: Rebuild.
10327 * Makefile.in: Likewise.
10328 * testsuite/Makefile.in: Likewise.
10330 2008-07-18 Ian Lance Taylor <iant@google.com>
10332 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10333 where we see NAME/NULL and NAME/VERSION as separate symbols.
10334 * testsuite/ver_test_main.cc (main): Call t4.
10335 (t4, t4_2a): Define.
10336 * testsuite/ver_test_2.cc (t4_2): Define.
10337 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10338 * testsuite/ver_test_4.cc (t4_2a): Define.
10339 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10340 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10342 2008-07-17 Ian Lance Taylor <iant@google.com>
10344 * dynobj.cc (Versions::add_def): If we give an error about a
10345 missing version, go ahead and create the version anyhow.
10347 2008-07-10 Ian Lance Taylor <iant@google.com>
10349 Handle output sections with more than 0x7fffffff bytes.
10350 * object.h (class Relobj): Change map_to_output_ to
10351 output_sections_, and just keep a section pointer. Change all
10352 uses. Move comdat group support to Sized_relobj.
10353 (Relobj::is_section_specially_mapped): Remove.
10354 (Relobj::output_section): Remove poff parameter. Change all
10356 (Relobj::output_section_offset): New function.
10357 (Relobj::set_section_offset): Rewrite.
10358 (Relobj::map_to_output): Remove.
10359 (Relobj::output_sections): New function.
10360 (Relobj::do_output_section_offset): New pure virtual function.
10361 (Relobj::do_set_section_offset): Likewise.
10362 (class Sized_relobj): Add section_offsets_ field. Add comdat
10363 group support from Relobj. Update declarations.
10364 (Sized_relobj::get_output_section_offset): New function.
10365 (Sized_relobj::do_output_section_offset): New function.
10366 (Sized_relobj::do_set_section_offset): New function.
10367 * object.cc (Relobj::output_section_address): Remove.
10368 (Sized_relobj::Sized_relobj): Initialize new fields.
10369 (Sized_relobj::include_section_group): Cast find_kept_object to
10371 (Sized_relobj::include_linkonce_section): Likewise.
10372 (Sized_relobj::do_layout): Use separate arrays for output section
10374 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10376 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10377 output_sections and section_offsets.
10378 (Sized_relobj::write_local_symbols): Likewise.
10379 (map_to_kept_section): Compute output address directly.
10380 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10381 output_sections and section_offsets.
10382 (Sized_relobj::write_sections): Likewise.
10383 (Sized_relobj::relocate_sections): Likewise.
10384 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10385 * output.h (class Output_reloc): Update declarations. Change
10386 u2_.relobj to Sized_relobj*.
10387 (class Output_data_reloc): Change add functions to use
10389 * output.cc (Output_reloc::Output_reloc): Change relobj to
10391 (Output_reloc::local_section_offset): Change return type to
10392 Elf_Addr. Use get_output_section_offset.
10393 (Output_reloc::get_address): Likewise.
10394 (Output_section::is_input_address_mapped): Don't call
10395 is_section_specially_mapped.
10396 (Output_section::output_offset): Likewise.
10397 (Output_section::output_address): Likewise.
10398 (Output_section::starting_output_address): Likewise.
10399 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10400 parameter to Sized_relobj*.
10401 (Copy_relocs::need_copy_reloc): Likewise.
10402 (Copy_relocs::save): Likewise.
10403 * copy-relocs.h (class Copy_relocs): Update declarations.
10404 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10405 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10406 * target-reloc.h (relocate_for_relocatable): Change
10407 offset_in_output_section type to Elf_Addr. Change code that uses
10409 * layout.cc (Layout::layout): Always set *off.
10410 * mapfile.cc (Mapfile::print_input_section): Use
10411 output_section_offset.
10412 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10414 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10415 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10416 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10418 2008-07-03 Ian Lance Taylor <iant@google.com>
10420 * layout.cc (Layout::include_section): Do not discard unrecognized
10421 SHT_STRTAB sections.
10423 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10425 * script.cc (Lex::can_continue_name): Make '?' allowable in
10426 version-script names.
10427 * testsuite/version_script.map: Change glob pattern to use '?'
10429 2008-06-30 Manish Singh <yosh@gimp.org>
10432 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10435 2008-06-30 Ian Lance Taylor <iant@google.com>
10439 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10440 versions]: Don't try to read the value in the contents, since we
10441 don't use it. Use the template endianness when writing.
10443 2008-06-25 Cary Coutant <ccoutant@google.com>
10445 * fileread.cc (File_read::make_view): Assert on zero-length view.
10446 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10447 symbol table when there are no symbols to read.
10449 2008-06-23 Craig Silverstein <csilvers@google.com>
10451 * version.cc (version_string): Bump to 1.7
10453 2008-06-18 Craig Silverstein <csilvers@google.com>
10455 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10456 constant 0xFFFF to type Valtype.
10457 (Powerpc_relocate_functions::rel16_ha): Likewise.
10459 2008-06-17 Ian Lance Taylor <iant@google.com>
10461 * output.h (Output_section::Input_section): Initialize p2align_ to
10462 zero for Output_section_data constructors.
10463 (Output_section::Input_section::addralign): If not an input
10464 section, return the alignment of the Output_section_data.
10465 * testsuite/copy_test.cc: New file.
10466 * testsuite/copy_test_1.cc: New file.
10467 * testsuite/copy_test_2.cc: New file.
10468 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10469 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10470 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10471 (copy_test_1_pic.o, copy_test_1.so): New targets.
10472 (copy_test_2_pic.o, copy_test_2.so): New targets.
10473 * testsuite/Makefile.in: Rebuild.
10475 * script-sections.cc (Script_sections::place_orphan): Initialize
10476 local variable exact.
10478 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10480 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10482 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10483 David S. Miller <davem@davemloft.net>
10485 * powerpc.cc: New file.
10486 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10487 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10488 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10489 * Makefile.in: Rebuild.
10491 2008-06-09 Ian Lance Taylor <iant@google.com>
10493 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10495 (throwing, orig_terminate): New static variables.
10496 (terminate_handler): New static function.
10497 (t2): Set terminate handler.
10499 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10502 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10505 2008-05-30 Cary Coutant <ccoutant@google.com>
10507 * archive.cc (Archive::include_all_members) Correct to step
10508 over symbol table and extended name table in thin archives.
10510 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10513 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10516 2008-05-28 Caleb Howe <cshowe@google.com>
10518 * reduced_debug_output.cc: New file.
10519 * reduced_debug_output.h: New file.
10520 * options.h (class General_options): Add --strip-debug-non-line.
10521 * options.cc (General_options::finalize): Add strip_debug_non_line
10522 to the strip heirarchy.
10523 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10525 * layout.cc: Include "reduced_debug_output.h".
10526 (Layout::Layout): Initialize new fields.
10527 (line_only_debug_sections): New static array.
10528 (is_lines_only_debug_sections): New static inline function.
10529 (Layout::include_section): Handle --strip-debug-non-line.
10530 (Layout::make_output_section): If --strip-debug-non-line, build
10531 new output sections for .debug_abbrev and .debug_info.
10532 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10533 gold. Warn about possible overflow.
10534 (read_signed_LEB_128): Likewise.
10535 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10536 (read_signed_LEB_128): Declare.
10537 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10538 (HFILES): Add reduced_debug_output.h.
10539 * Makefile.in: Rebuild.
10541 2008-05-21 Ian Lance Taylor <iant@google.com>
10543 * mapfile.cc: New file.
10544 * mapfile.h: New file.
10545 * options.h (class General_options): Add -M/--print-map and -Map.
10546 * options.cc (General_options::finalize): Make -M equivalent to
10548 * main.cc: Include <cstdio> and "mapfile.h".
10549 (main): Open mapfile if requested.
10550 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10551 constructor. Change caller.
10552 (queue_initial_tasks): Add mapfile parameter. Change caller.
10553 (queue_middle_tasks): Likewise.
10554 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10556 * archive.cc: Include "mapfile.h".
10557 (Archive::add_symbols): Add mapfile parameter. Change all
10558 callers. Pass mapfile, symbol, and reason to include_member.
10559 (Archive::include_all_members): Add mapfile parameter. Change all
10561 (Archive::include_member): Add mapfile, sym, and why parameters.
10562 Change all callers. Report inclusion to map file.
10563 * archive.h: Include "fileread.h".
10564 (class Archive): Update declarations.
10565 (Archive::file): New const method.
10566 (class Add_archive_symbols): Add mapfile_ field. Update
10567 constructor. Change all callers.
10568 * readsyms.h (class Read_symbols): Likewise.
10569 (class Finish_group): Likewise.
10570 (class Read_script): Likewise.
10571 * common.cc: Include "mapfile.h".
10572 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10574 (Symbol_table::do_allocate_commons): Likewise.
10575 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10576 symbol allocation to mapfile.
10577 * common.h (class Allocate_commons_task): Add mapfile_ field.
10578 Update constructor. Change all callers.
10579 * symtab.h (class Symbol_table): Update declarations.
10580 * layout.cc: Include "mapfile.h".
10581 (Layout_task_runner::run): Print information to mapfile.
10582 (Layout::create_gold_note): Change Output_data_fixed_space to
10583 Output_data_zero_fill.
10584 (Layout::create_build_id): Likewise.
10585 (Layout::print_to_mapfile): New function.
10586 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10587 constructor. Change caller.
10588 (class Layout): Declare print_to_mapfile.
10589 * output.cc (Output_section::Input_section::print_to_mapfile): New
10591 (Output_section::add_input_section): If producing a map, always
10592 add to input_sections_ list.
10593 (Output_section::do_print_to_mapfile): New function.
10594 (Output_segment::print_sections_to_mapfile): New function.
10595 (Output_segment::print_section_list_to_mapfile): New function.
10596 * output.h: Include "mapfile.h".
10597 (Output_data::print_to_mapfile): New function.
10598 (Output_data::do_print_to_mapfile): New virtual function.
10599 (Output_segment_headers::do_print_to_mapfile): New function.
10600 (Output_file_header::do_print_to_mapfile): New function.
10601 (Output_data_const::do_print_to_mapfile): New function.
10602 (class Output_data_const_buffer): Add map_name_ field. Update
10603 constructor. Change all callers. Add do_print_to_mapfile
10605 (class Output_data_fixed_space): Likewise.
10606 (class Output_data_space): Likewise.
10607 (class Output_data_zero_fill): New class.
10608 (Output_data_strtab::do_print_to_mapfile): New function.
10609 (Output_data_reloc_base::do_print_to_mapfile): New function.
10610 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10611 (Output_data_group::do_print_to_mapfile): New function.
10612 (Output_data_got::do_print_to_mapfile): New function.
10613 (Output_data_dynamic::do_print_to_mapfile): New function.
10614 (Output_symtab_xindex::do_print_to_mapfile): New function.
10615 (class Output_section): Declare do_print_to_mapflie. Declare
10616 print_to_mapfile in Input_section.
10617 (class Output_segment): Declare new functions.
10618 * object.h (Sized_relobj::symbol_count): New function.
10619 * script-sections.cc
10620 (Output_section_element_dot_assignment::set_section_addresses):
10621 Change Output_data_fixed_space to Output_data_zero_fill.
10622 (Output_data_expression::do_print_to_mapfile): New function.
10623 * script.cc (read_input_script): Add mapfile parameter. Change
10625 * script.h (read_input_script): Update declaration.
10626 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10627 (Eh_frame::do_print_to_mapfile): New function.
10628 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10629 (Output_merge_string::do_print_to_mapfile): New function.
10630 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10632 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10634 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10636 * Makefile.am (CCFILES): Add mapfile.cc.
10637 (HFILES): Add mapfile.h.
10638 * Makefile.in: Rebuild.
10640 2008-05-19 Ian Lance Taylor <iant@google.com>
10642 * options.h (class General_options): Add -z relro.
10643 * layout.cc (Layout::Layout): Initialize relro_segment_.
10644 (Layout::add_output_section_data): Return the output section.
10645 (Layout::make_output_section): Rcognize relro sections and mark
10646 them appropriately.
10647 (Layout::attach_allocated_section_to_segment): Put relro sections
10648 in a PT_GNU_RELRO segment.
10649 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10651 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10653 (Layout::linkonce_mapping): Map d.rel.ro.local to
10654 .data.rel.ro.local.
10655 (Layout::output_section_name): Us .data.rel.ro.local for any
10656 section which begins with that.
10657 * layout.h (class Layout): Update add_output_section_data
10658 declaration. Add relro_segment_ field.
10659 * output.cc (Output_section::Output_section): Initialize is_relro_
10660 and is_relro_local_ fields.
10661 (Output_segment::add_output_section): Group relro sections.
10662 (Output_segment::is_first_section_relro): New function.
10663 (Output_segment::maximum_alignment): If there is a relro section,
10664 align the segment to the common page size.
10665 (Output_segment::set_section_addresses): Track whether we are
10666 looking at relro sections. If the last section is a relro
10667 section, align to the common page size.
10668 (Output_segment::set_section_list_addresses): Add in_relro
10669 parameter. Change all callers. Align to the page size when
10670 moving from relro to non-relro section.
10671 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10673 * output.h (class Output_section): Add is_relro_ and
10674 is_relro_local_ fields.
10675 (Output_section::is_relro): New function.
10676 (Output_section::set_is_relro): New function.
10677 (Output_section::is_relro_local): New function.
10678 (Output_section::set_is_relro_local): New function.
10679 (class Output_segment): Update declarations.
10680 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10681 * sparc.cc (Target_sparc::got_section): Likewise.
10682 * x86_64.cc (Target_x86_64::got_section): Likewise.
10683 * testsuite/relro_test_main.cc: New file.
10684 * testsuite/relro_test.cc: New file.
10685 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10686 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10687 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10688 (relro_test.so, relro_test_pic.o): New targets.
10689 * testsuite/Makefile.in: Rebuild.
10691 2008-05-16 Ian Lance Taylor <iant@google.com>
10693 * output.cc (Output_segment::add_output_section): Remove front
10695 * output.h (class Output_segment): Remove
10696 add_initial_output_section and overloaded add_output_section.
10697 Update declaration of remaining add_output_section.
10698 * layout.cc (Layout::create_interp): Call add_output_section
10699 rather than add_initial_output_section.
10700 (Layout::finish_dynamic_section): Likewise.
10702 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10703 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10704 know the dynamic type.
10705 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10706 field. Initialize it in constructor.
10707 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10708 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10709 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10712 * output.cc (Output_reloc::get_address): Change return type to
10714 * output.h (class Output_reloc): Update get_address declaration.
10715 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10716 for section addresses.
10718 2008-05-09 Ian Lance Taylor <iant@google.com>
10721 * gold.cc (gold_nomem): Use return value of write.
10723 2008-05-08 Ian Lance Taylor <iant@google.com>
10725 * symtab.c (Symbol::init_base_output_data): Add version
10726 parameter. Change all callers.
10727 (Symbol::init_base_output_segment): Likewise.
10728 (Symbol::init_base_constant): Likewise.
10729 (Symbol::init_base_undefined): Likewise.
10730 (Sized_symbol::init_output_data): Likewise.
10731 (Sized_symbol::init_output_segment): Likewise.
10732 (Sized_symbol::init_constant): Likewise.
10733 (Sized_symbol::init_undefined): Likewise.
10734 (Symbol_table::do_define_in_output_data): If the new symbol has a
10735 version, mark it as the default.
10736 (Symbol_table::do_define_in_output_segment): Likewise.
10737 (Symbol_table::do_define_as_constant): Likewise.
10738 * symtab.h (class Symbol): Update declarations.
10739 (class Sized_symbol): Likewise.
10740 * resolve.cc (Symbol::override_version): New function.
10741 (Symbol::override_base): Call override_version.
10742 (Symbol::override_base_with_special): Likewise.
10743 * testsuite/ver_script_8.script: New file.
10744 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10745 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10746 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10747 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10749 2008-05-06 Ian Lance Taylor <iant@google.com>
10752 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10754 (class General_options): Remove existing --undefined, and add
10755 --no-undefined instead. Add new --undefined as synonym for -u.
10756 * archive.cc (Archive::add_symbols): Check whether symbol was
10758 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10759 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10760 all uses. Add IS_UNDEFINED. Update declarations to split
10761 different versions of init_base. Declare init_base_undefined.
10762 (Symbol::is_defined): Handle IS_UNDEFINED.
10763 (Symbol::is_undefined): Likewise.
10764 (Symbol::is_weak_undefined): Call is_undefined.
10765 (Symbol::is_absolute): Handle IS_CONSTANT.
10766 (class Sized_symbol): Update declarations to split different
10767 versions of init. Declare init_undefined.
10768 (class Symbol_table): Declare new functions.
10769 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10770 Change all callers.
10771 (Symbol::init_base_output_data): Likewise.
10772 (Symbol::init_base_output_segment): Likewise.
10773 (Symbol::init_base_constant): Likewise.
10774 (Symbol::init_base_undefined): New function.
10775 (Sized_symbol::init_object): Rename from init. Change all
10777 (Sized_symbol::init_output_data): Likewise.
10778 (Sized_symbol::init_output_segment): Likewise.
10779 (Sized_symbol::init_constant): Likewise.
10780 (Sized_symbol::init_undefined): New function.
10781 (Symbol_table::add_undefined_symbols_from_command_line): New
10783 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10785 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10786 (Symbol::output_section): Likewise.
10787 (Symbol::set_output_section): Likewise.
10788 (Symbol_table::sized_finalize_symbol): Likewise.
10789 (Symbol_table::sized_write_globals): Likewise.
10790 * resolve.cc (Symbol_table::should_override): Likewise.
10791 (Symbol::override_base_with_special): Likewise.
10793 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10794 symbol, change it to have default visibility.
10795 * testsuite/protected_1.cc: New file.
10796 * testsuite/protected_2.cc: New file.
10797 * testsuite/protected_3.cc: New file.
10798 * testsuite/protected_main_1.cc: New file.
10799 * testsuite/protected_main_2.cc: New file.
10800 * testsuite/protected_main_3.cc: New file.
10801 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10802 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10803 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10804 (protected_1.so): New target.
10805 (protected_1_pic.o, protected_2_pic.o): New targets.
10806 (protected_3_pic.o): New target.
10807 (check_PROGRAMS): Add protected_2.
10808 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10809 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10810 * testsuite/Makefile.in: Rebuild.
10812 * options.h (DEFINE_var): Add set_user_set_##varname__.
10813 (DEFINE_bool_alias): New macro.
10814 (class General_options): Define -Bstatic using DEFINE_bool_alias
10815 rather than DEFINE_special. Add --undefined as an alias for -z
10817 * options.cc (General_options::parse_Bstatic): Remove.
10819 * options.h (class General_options): Add --fatal-warnings.
10820 * main.cc (main): Implement --fatal-warnings.
10821 * errors.h (Errors::warning_count): New function.
10823 * options.h (class General_options): Add -Bsymbolic-functions.
10824 * symtab.h (Symbol::is_preemptible): Check for
10825 -Bsymbolic-functions.
10827 2008-05-05 Ian Lance Taylor <iant@google.com>
10829 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10830 as noVARNAME rather than no-VARNAME.
10831 (class General_options): Add option -z combreloc.
10832 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10834 (Output_reloc::sort_before) [SHT_REL]: New function.
10835 (Output_reloc::sort_before) [SHT_RELA]: New function.
10836 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10837 Sort_relocs_comparison.
10838 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10839 parameter. Change all callers.
10840 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10841 sort_relocs parameter. Change all callers.
10842 * output.cc (Output_reloc::get_address): New function, broken out
10844 (Output_reloc::write_rel): Call it.
10845 (Output_reloc::compare): New function.
10846 (Output_data_reloc_base::do_write): Optionally sort relocs.
10848 * configure.ac: If targ_extra_obj is set, link it in.
10849 * configure.tgt: Initialize all variables.
10850 (x86_64*): Set targ_extra_obj and targ_extra_size.
10851 * configure: Rebuild.
10853 * object.cc (Sized_relobj::include_section_group): Adjust section
10854 indexes read from group data. Build vector to pass to
10856 * layout.cc (Layout::layout_group): Add flags and shndxes
10857 parameters. Remove contents parameter. Change caller. Update
10858 explicit instantiations.
10859 * layout.h (class Layout): Update layout_group declaration.
10860 * output.cc (Output_data_group::Output_data_group): Add flags and
10861 input_shndxes parameters. Remove contents parameter. Change
10863 (Output_data_group::do_write): Change input_sections_ to
10865 * output.h (class Output_data_group): Update constructor
10866 declaration. Rename input_sections_ to input_shndxes_.
10867 * testsuite/many_sections_test.cc: Add template.
10869 2008-04-30 Cary Coutant <ccoutant@google.com>
10871 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10873 * layout.cc (Layout::include_section): Refactored check for debug
10875 (Layout::add_comdat): Add new parameters. Change type
10876 of signature parameter. Add object and shndx to signatures table.
10877 (Layout::find_kept_object): New function.
10878 * layout.h: Include <cstring>.
10879 (Layout::is_debug_info_section): New function.
10880 (Layout::add_comdat): Add new parameters.
10881 (Layout::find_kept_object): New function.
10882 (Layout::Kept_section): New struct.
10883 (Layout::Signatures): Change type of map range.
10884 * object.cc (Relobj::output_section_address): New function.
10885 (Sized_relobj::include_section_group): Add new parameters. Change
10886 calls to Layout::add_comdat. Change to build table of kept comdat
10887 groups and table mapping discarded sections to kept sections.
10888 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10889 (Sized_relobj::do_layout): Change calls to include_section_group and
10890 include_linkonce_section.
10891 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10892 value to zero when section is discarded.
10893 (Sized_relobj::map_to_kept_section): New function.
10894 * object.h (Relobj::output_section_address): New function.
10895 (Relobj::Comdat_group): New type.
10896 (Relobj::find_comdat_group): New function.
10897 (Relobj::Comdat_group_table): New type.
10898 (Relobj::Kept_comdat_section): New type.
10899 (Relobj::Kept_comdat_section_table): New type.
10900 (Relobj::add_comdat_group): New function.
10901 (Relobj::set_kept_comdat_section): New function.
10902 (Relobj::get_kept_comdat_section): New function.
10903 (Relobj::comdat_groups_): New field.
10904 (Relobj::kept_comdat_sections_): New field.
10905 (Symbol_value::input_value): Update comment.
10906 (Sized_relobj::map_to_kept_section) New function.
10907 (Sized_relobj::include_linkonce_section): Add new parameter.
10908 * target-reloc.h (Comdat_behavior): New type.
10909 (get_comdat_behavior): New function.
10910 (relocate_section): Add code to map a discarded section to the
10911 corresponding kept section when applying a relocation.
10913 2008-04-30 Craig Silverstein <csilvers@google.com>
10915 * dwarf_reader.cc (next_generation_count): New static var.
10916 (Addr2line_cache_entry): New struct.
10917 (addr2line_cache): New static var.
10918 (Dwarf_line_info::one_addr2line): Added caching.
10919 (Dwarf_line_info::clear_addr2line_cache): New function.
10920 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10921 cache-size parameter.
10922 (Dwarf_line_info::one_addr2line_cache): New function.
10923 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10924 new cache-size argument to one_addr2line(), and clear cache.
10926 2008-04-28 Cary Coutant <ccoutant@google.com>
10928 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10929 R_386_PC8 relocations.
10931 2008-04-23 Ian Lance Taylor <iant@google.com>
10933 * object.cc (Sized_relobj::include_section_group): Check for
10934 invalid section group.
10936 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10939 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10940 than read for file header.
10941 * archive.cc (Archive::include_member): Likewise.
10943 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10945 * aclocal.m4: Regenerate.
10946 * configure: Regenerate.
10948 2008-04-19 Ian Lance Taylor <iant@google.com>
10950 * version.cc (version_string): Bump to 1.6.
10952 * testsuite/Makefile.am (many_sections_r_test): New target.
10953 (many_sections_r_test_SOURCES): Remove.
10954 (many_sections_r_test_DEPENDENCIES): Remove.
10955 (many_sections_r_test_LDFLAGS): Remove.
10956 (many_sections_r_test_LDADD): Remove.
10958 * object.cc (Sized_relobj::do_add_symbols): Always pass
10959 local_symbol_count_ to add_from_relobj.
10961 * testsuite/Makefile.am (many_sections_check.h): Only check one in
10962 every thousand variables.
10963 * testsuite/Makefile.in: Rebuild.
10965 * object.cc (Xindex::initialize_symtab_xindex): New function.
10966 (Xindex::read_symtab_xindex): New function.
10967 (Xindex::sym_xindex_to_shndx): New function.
10968 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
10970 (Sized_relobj::do_initialize_xindex): New function.
10971 (Sized_relobj::do_read_symbols): Adjust section links.
10972 (Sized_relobj::symbol_section_and_value): Add is_ordinary
10973 parameter. Change all callers.
10974 (Sized_relobj::include_section_group): Adjust section links and
10975 symbol section indexes.
10976 (Sized_relobj::do_layout): Adjust section links.
10977 (Sized_relobj::do_count_local_symbols): Adjust section links and
10978 symbol section indexes.
10979 (Sized_relobj::do_finalize_local_symbols): Distinguish between
10980 ordinary and special symbols.
10981 (Sized_relobj::write_local_symbols): Add symtab_xindex and
10982 dynsym_xindex parameters. Change all callers. Adjust section
10983 links. Use SHN_XINDEX when needed.
10984 (Sized_relobj::get_symbol_location_info): Adjust section links.
10985 Don't get fooled by special symbols.
10986 * object.h (class Xindex): Define.
10987 (class Object): Add xindex_ parameter. Declare virtual functoin
10988 do_initialize_xindex.
10989 (Object::adjust_sym_shndx): New function.
10990 (Object::set_xindex): New protected function.
10991 (class Symbol_value): Add is_ordinary_shndx_ field.
10992 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
10993 (Symbol_value::value): Assert ordinary section.
10994 (Symbol_value::initialize_input_to_output_map): Likewise.
10995 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
10996 Change all callers.
10997 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
10999 (class Sized_relobj): Update declarations.
11000 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11001 parameter. Change all callers.
11002 (Sized_relobj::adjust_shndx): New function.
11003 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11005 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11006 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11007 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11008 (Sized_dynobj::read_dynsym_section): Adjust section links.
11009 (Sized_dynobj::read_dynamic): Likewise.
11010 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11012 (Sized_dynobj::do_initialize_xindex): New function.
11013 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11014 do_initialize_xindex.
11015 (Sized_dynobj::adjust_shndx): New function.
11016 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11017 dynsym_xindex_ fields.
11018 (Layout::finalize): Add a call to set_section_indexes before
11019 creating the symtab sections.
11020 (Layout::set_section_indexes): Don't do anything if the section
11021 already has a section index.
11022 (Layout::create_symtab_sections): Add shnum parameter. Change
11023 caller. Create .symtab_shndx section if needed.
11024 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11026 (Layout::allocated_output_section_count): New function.
11027 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11029 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11030 fields. Update declarations.
11031 (Layout::symtab_xindex): New function.
11032 (Layout::dynsym_xindex): New function.
11033 (class Write_symbols_task): Add layout_ field.
11034 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11036 * output.cc (Output_section_headers::Output_section_headers): Add
11037 shstrtab_section parameter. Change all callers.
11038 (Output_section_headers::do_sized_write): Store overflow values
11039 for section count and section string table section index in
11040 section header zero.
11041 (Output_file_header::do_sized_write): Check for overflow of
11042 section count and section string table section index.
11043 (Output_symtab_xindex::do_write): New function.
11044 (Output_symtab_xindex::endian_do_write): New function.
11045 * output.h (class Output_section_headers): Add shstrtab_section_.
11046 Update declarations.
11047 (class Output_symtab_xindex): Define.
11048 (Output_section::has_out_shndx): New function.
11049 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11051 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11052 Change all callers.
11053 (Sized_symbol::init): Likewise.
11054 (Symbol::output_section): Check for ordinary symbol.
11055 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11056 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11058 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11059 Change all callers. Simplify handling of symbols from sections
11060 not included in the link.
11061 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11063 (Weak_alias_sorter::operator()): Assert that symbols are
11065 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11067 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11068 parameters. Change all callers.
11069 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11070 symbol distinction. Use SHN_XINDEX when needed.
11071 (Symbol_table::write_section_symbol): Add symtab_xindex
11072 parameter. Change all callers.
11073 (Symbol_table::sized_write_section_symbol): Likewise. Use
11074 SHN_XINDEX when needed.
11075 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11077 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11078 (Symbol::is_defined): Check is_ordinary.
11079 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11080 (Symbol::is_absolute, Symbol::is_common): Likewise.
11081 (class Sized_symbol): Update declarations.
11082 (class Symbol_table): Update declarations.
11083 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11084 parameters. Change all callers.
11085 (Sized_symbol::override): Likewise.
11086 (Symbol_table::override): Likewise.
11087 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11088 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11089 is_ordinary, and orig_st_shndx parameters. Change all callers.
11090 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11091 to be in an ordinary section.
11092 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11093 object and is_ordinary parameters. Change all callers.
11094 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11095 Change all callers. Don't add undefined or non-ordinary symbols
11097 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11098 Change all callers.
11099 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11101 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11102 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11103 (Sized_relobj::relocate_sections): Likewise.
11104 * target-reloc.h (scan_relocs): Adjust section symbol index.
11105 (scan_relocatable_relocs): Likewise.
11106 * i386.cc (Scan::local): Check for ordinary symbols.
11107 * sparc.cc (Scan::local): Likewise.
11108 * x86_64.cc (Scan::local): Likewise.
11109 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11110 to symbol_section_and_value.
11111 * testsuite/many_sections_test.cc: New file.
11112 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11113 (check_PROGRAMS): Add many_sections_test.
11114 (many_sections_test_SOURCES): Define.
11115 (many_sections_test_DEPENDENCIES): Define.
11116 (many_sections_test_LDFLAGS): Define.
11117 (BUILT_SOURCES): Add many_sections_define.h.
11118 (many_sections_define.h): New target.
11119 (BUILT_SOURCES): Add many_sections_check.h.
11120 (many_sections_check.h): New target.
11121 (check_PROGRAMS): Add many_sections_r_test.
11122 (many_sections_r_test_SOURCES): Define.
11123 (many_sections_r_test_DEPENDENCIES): Define.
11124 (many_sections_r_test_LDFLAGS): Define.
11125 (many_sections_r_test_LDADD): Define.
11126 (many_sections_r_test.o): New target.
11127 * testsuite/Makefile.in: Rebuild.
11129 2008-04-17 Cary Coutant <ccoutant@google.com>
11131 * errors.cc (Errors::info): New function.
11132 (gold_info): New function.
11133 * errors.h (Errors::info): New function.
11134 * gold.h (gold_info): New function.
11135 * object.cc (Input_objects::add_object): Print trace output.
11136 * options.cc (options::parse_set): New function.
11137 (General_options::parse_wrap): Deleted.
11138 (General_options::General_options): Deleted initializer.
11139 * options.h (options::String_set): New typedef.
11140 (options::parse_set): New function.
11141 (DEFINE_set): New macro.
11142 (General_options::wrap): Changed to use DEFINE_set. Changed
11143 callers of any_wrap_symbols and is_wrap_symbol.
11144 (General_options::trace, General_options::trace_symbol):
11146 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11147 (General_options::wrap_symbols_): Deleted.
11148 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11150 2008-04-17 David S. Miller <davem@davemloft.net>
11152 * options.cc (General_options::parse_V): New function.
11153 * options.h: Add entries for -V and -Qy.
11155 2008-04-17 Ian Lance Taylor <iant@google.com>
11157 * common.cc (Symbol_table::allocate_commons): Remove options
11158 parameter. Change caller.
11159 (Symbol_table::do_allocate_commons): Remove options parameter.
11160 Change caller. Just call do_allocate_commons_list twice.
11161 (Symbol_table::do_allocate_commons_list): New function, broken out
11162 of do_allocate_commons.
11163 * common.h (class Allocate_commons_task): Remove options_ field.
11164 Update constructor.
11165 * symtab.cc (Symbol_table::Symbol_table): Initialize
11167 (Symbol_table::add_from_object): Put TLS common symbols on
11169 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11170 which are IN_OUTPUT_DATA.
11171 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11172 allocate_commons and do_allocate_commons declarations. Declare
11173 do_allocate_commons_list.
11174 * gold.cc (queue_middle_tasks): Update creation of
11175 Allocate_commons_task to not pass options.
11176 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11177 (TLS_TEST_C_FLAGS): New variable.
11178 (tls_test_c_pic.o): New target.
11179 (tls_test_shared.so): Link in tls_test_c_pic.o.
11180 (tls_test_c_pic_ie.o): New target.
11181 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11182 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11183 (tls_test_c.o): New target.
11184 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11185 (tls_pic_test_LDADD): Likewise.
11186 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11187 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11188 (tls_test_c_gnu2.o): New target.
11189 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11191 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11192 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11193 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11194 * testsuite/tls_test.cc: Include "config.h".
11195 (t_last): Call t11_last.
11196 * testsuite/tls_test.h (t11, t11_last): Declare.
11197 * testsuite/tls_test_c.c: New file.
11198 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11199 * configure.ac: Check for OpenMP support.
11200 * configure, config.in, Makefile.in: Rebuild.
11201 * testsuite/Makefile.in: Rebuild.
11203 2008-04-16 Cary Coutant <ccoutant@google.com>
11205 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11206 (Target_i386::tls_base_symbol_defined_): New field.
11207 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11208 (Target_i386::Scan::global): Likewise.
11209 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11210 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11211 (Target_x86_64::tls_base_symbol_defined_): New field.
11212 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11213 (Target_x86_64::Scan::global): Likewise.
11215 2008-04-16 Cary Coutant <ccoutant@google.com>
11217 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11218 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11219 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11220 building shared libraries.
11221 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11222 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11223 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11224 * testsuite/Makefile.in: Rebuild.
11225 * testsuite/weak_undef.h: New file.
11226 * testsuite/weak_undef_file1.cc: Add extra test cases.
11227 * testsuite/weak_undef_file2.cc: Likewise.
11228 * testsuite/weak_undef_test.cc: Likewise.
11230 2008-04-16 David S. Miller <davem@davemloft.net>
11232 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11233 Add issued_non_pic_error_ field. Declare check_non_pic.
11234 (Target_sparc::Scan::check_non_pic): New function.
11235 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11236 (Target_sparc::Scan::global): Likewise.
11238 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11239 * configure: Rebuild.
11241 * options.h (DEFINE_enable): New macro.
11242 (new_dtags): New enable option.
11243 (initfirst, interpose, loadfltr, nodefaultlib,
11244 nodelete, nodlopen, nodump): New -z options.
11245 * layout.cc (Layout:finish_dynamic_section): If new
11246 dtags enabled, emit DT_RUNPATH. Also, emit a
11247 DT_FLAGS_1 containing any specified -z flags.
11249 2008-04-16 Ian Lance Taylor <iant@google.com>
11251 * copy-relocs.cc: New file.
11252 * copy-relocs.h: New file.
11253 * reloc.cc: Remove Copy_relocs code.
11254 * reloc.h: Likewise.
11255 * reloc-types.h (struct Reloc_types) [both versions]: Add
11256 get_reloc_addend_noerror.
11257 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11258 variants of add_global which take an addend which must be zero.
11259 * i386.cc: Include "copy-relocs.h".
11260 (class Target_i386): Change type of copy_relocs_ to variable,
11261 update initializer.
11262 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11263 Change all callers.
11264 (Target_i386::do_finalize_sections): Change handling of
11266 * sparc.cc: Include "copy-relocs.h".
11267 (class Target_sparc): Change type of copy_relocs_ to variable,
11268 update initializer.
11269 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11270 Change all callers.
11271 (Target_sparc::do_finalize_sections): Change handling of
11273 * x86_64.cc: Include "copy-relocs.h".
11274 (class Target_x86_64): Change type of copy_relocs_ to variable,
11275 update initializer.
11276 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11277 class. Change all callers.
11278 (Target_x86_64::do_finalize_sections): Change handling of
11280 * Makefile.am (CCFILES): Add copy-relocs.cc.
11281 (HFILES): Add copy-relocs.h.
11283 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11285 * testsuite/script_test_4.sh: Permit leading zeroes.
11287 2008-04-15 Ian Lance Taylor <iant@google.com>
11289 * script-sections.cc (Script_sections::create_segments): Use
11290 header_size_adjustment even when there is enough room for the
11292 * testsuite/script_test_4.sh: New file.
11293 * testsuite/script_test_4.t: New file.
11294 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11295 (check_DATA): Add script_test_4.stdout.
11296 (MOSTLYCLEANFILES): Likewise.
11297 (script_test_4): New target.
11298 (script_test_4.stdout): New target.
11299 * testsuite/Makefile.in: Rebuild.
11301 * sparc.cc: Add definitions for Output_data_plt_sparc class
11304 2008-04-14 David S. Miller <davem@davemloft.net>
11306 * sparc.cc: New file.
11307 * Makefile.am (TARGETSOURCES): Add sparc.cc
11308 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11309 * configure.tgt: Document targ_extra_size and
11310 targ_extra_big_endian. Add entries for sparc-* and
11312 * configure.ac: Handle targ_extra_size and
11313 targ_extra_big_endian.
11314 * Makefile.in: Rebuild.
11315 * configure: Likewise.
11316 * po/POTFILES.in: Likewise.
11317 * po/gold.pot: Likewise.
11319 2008-04-14 Ian Lance Taylor <iant@google.com>
11321 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11322 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11323 in the name/type/flags to section mapping. Don't call
11324 allocate_output_section.
11325 (Layout::choose_output_section): Change parameter from adjust_name
11326 to is_input_section. Don't permit input sections after sections
11327 are attached to segments. Don't call allocate_output_section.
11328 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11329 not write_enable_output_section.
11330 (Layout::make_output_section): Don't push to
11331 unattached_section_list_ nor call attach_to_segment. Call
11332 attach_section_to_segment if sections are attached.
11333 (Layout::attach_sections_to_segments): New function.
11334 (Layout::attach_section_to_segment): New function.
11335 (Layout::attach_allocated_section_to_segment): Rename from
11336 attach_to_segment. Remove flags parameter.
11337 (Layout::allocate_output_section): Remove function.
11338 (Layout::write_enable_output_section): Remove function.
11339 * layout.h (class Layout): Update for above changes. Add new
11340 field sections_are_attached_.
11341 * output.h (Output_section::update_flags_for_input_section): New
11343 * output.cc (Output_section::add_input_section): Call
11344 update_flags_for_input_section.
11345 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11347 2008-04-11 Cary Coutant <ccoutant@google.com>
11349 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11350 thought unnecessary.
11351 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11353 2008-04-11 Ian Lance Taylor <iant@google.com>
11355 * output.h (class Output_section_data): Remove inline definition
11357 * output.cc (Output_section_data::set_addralign): New function.
11359 2008-04-11 Cary Coutant <ccoutant@google.com>
11361 Add support for TLS descriptors for i386 and x86_64.
11362 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11363 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11364 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11366 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11367 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11368 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11370 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11371 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11372 Fix problem with initial-exec relocations.
11373 (Target_i386::Relocate::relocate_tls): Likewise.
11374 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11376 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11377 support for section-plus-offset dynamic table entries.
11378 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11379 (Output_data_dynamic::Dynamic_entry): Add support for
11380 section-plus-offset dynamic table entries.
11381 (Output_data_dynamic::Classification): Likewise.
11382 (Output_data_dynamic::classification_): Renamed offset_.
11383 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11384 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11385 (Target_x86_64::make_plt_section): New function.
11386 (Target_x86_64::reserve_tlsdesc_entries): New function.
11387 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11388 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11389 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11390 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11391 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11392 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11393 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11394 add extra PLT entry for TLS descriptors.
11395 (Output_data_plt_x86_64::got_): New field.
11396 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11397 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11399 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11401 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11402 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11403 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11404 R_386_TLS_DESC_CALL relocations.
11405 (Target_x86_64::Scan::global): Likewise.
11406 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11407 for TLS descriptors.
11408 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11409 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11410 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11411 GD-to-IE relaxation.
11412 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11413 and TLS_DESCRIPTORS.
11414 * Makefile.in: Rebuild.
11415 * configure: Rebuild.
11416 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11417 (tls_test_shared2.so): New target.
11418 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11419 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11420 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11421 (tls_shared_gd_to_ie_test_LDADD): New variable.
11422 (tls_shared_gnu2_gd_to_ie_test): New target.
11423 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11425 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11426 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11427 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11428 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11429 (tls_shared_gnu2_test): New target.
11430 (tls_test_gnu2_shared.so): New target.
11431 (tls_shared_gnu2_test_SOURCES): New variable.
11432 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11433 (tls_shared_gnu2_test_LDFLAGS): New variable.
11434 (tls_shared_gnu2_test_LDADD): New variable.
11435 * testsuite/Makefile.in: Rebuild.
11436 * testsuite/Makefile.
11438 2008-04-11 Ian Lance Taylor <iant@google.com>
11440 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11442 * testsuite/Makefile.in: Rebuild.
11444 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11446 * testsuite/script_test_2.cc (main): Adjust test.
11448 2008-04-11 David S. Miller <davem@davemloft.net>
11449 Ian Lance Taylor <iant@google.com>
11451 * options.h (General_options): Add entries for '-Y' and
11453 * options.cc (General_options:finalize): If -Y was used, add those
11454 entries to the library path instead of the default "/lib" and
11457 2008-04-11 David S. Miller <davem@davemloft.net>
11459 * testsuite/justsyms.t: Start at 0x100.
11460 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11461 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11463 * testsuite/script_test_2.cc: Adjust string and section length
11466 2008-04-09 Ian Lance Taylor <iant@google.com>
11469 * script-sections.cc (Sections_element::allocate_to_segment): Add
11471 (Output_section_definition::allocate_to_segment): Likewise.
11472 (Orphan_output_section::allocate_to_segment): Likewise.
11473 (Script_sections::attach_sections_using_phdrs_clause): Don't
11474 propagate non-PT_LOAD segments to orphan sections.
11475 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11476 readelf rather than objdump.
11477 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11478 .interp section and PT_INTERP segment are the same size.
11479 * testsuite/Makefile.in: Rebuild.
11481 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11482 aliases for symbols defined in the same object.
11483 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11484 (weak_alias_test_SOURCES): New variable.
11485 (weak_alias_test_DEPENDENCIES): New variable.
11486 (weak_alias_test_LDFLAGS): New variable.
11487 (weak_alias_test_LDADD): New variable.
11488 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11489 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11490 (weak_alias_test_3.o): New target.
11491 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11492 * testsuite/weak_alias_test_main.cc: New file.
11493 * testsuite/weak_alias_test_1.cc: New file.
11494 * testsuite/weak_alias_test_2.cc: New file.
11495 * testsuite/weak_alias_test_3.cc: New file.
11497 2008-04-08 Ian Lance Taylor <iant@google.com>
11499 * options.h (class General_options): Add --noinhibit-exec option.
11500 * main.cc (main): Check --noinhibit-exec.
11502 * options.h (class General_options): Define --wrap as a special
11503 option. Add wrap_symbols_ field.
11504 (General_options::any_wrap_symbols): New function.
11505 (General_options::is_wrap_symbol): New function.
11506 * options.cc (General_options::parse_wrap): New function.
11507 (General_options::General_options): Initialize wrap_symbols_.
11508 * symtab.cc (Symbol_table::wrap_symbol): New function.
11509 (Symbol_table::add_from_object): Handle --wrap.
11510 * symtab.h (class Symbol_table): Declare wrap_symbol.
11511 * target.h (Target::wrap_char): New function.
11512 (Target::Target_info): Add wrap_char field.
11513 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11514 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11515 * testsuite/testfile.cc (Target_test::test_target_info):
11518 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11521 * layout.h (class Layout): Add added_eh_frame_data_ field.
11522 * layout.cc (Layout::Layout): Initialize new field.
11523 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11524 output section until we find a section we merged successfully.
11525 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11526 that the size be non-zero.
11528 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11531 2008-04-08 Craig Silverstein <csilvers@google.com>
11533 * configure.ac: Export new conditional variable HAVE_ZLIB.
11534 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11536 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11537 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11539 2008-04-07 Ian Lance Taylor <iant@google.com>
11541 * version.cc (version_string): Set to "1.5".
11543 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11544 Add issued_non_pic_error_ field. Declare check_non_pic.
11545 (Target_x86_64::Scan::check_non_pic): New function.
11546 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11547 (Target_x86_64::Scan::global): Likewise.
11549 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11550 addend parameter. Change caller. Handle merge sections.
11551 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11552 Address to Addend. Don't add in the result of
11553 local_section_offset, pass down the addend and use the returned
11555 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11556 Update declarations of local_section_offset and symbol_value.
11557 * testsuite/two_file_test_1.cc (t18): New function.
11558 * testsuite/two_file_test_2.cc (f18): New function.
11559 * testsuite/two_file_test_main.cc (main): Call t18.
11560 * testsuite/two_file_test.h (t18, f18): Declare.
11562 * configure.ac: Don't test for objdump, c++filt, or readelf.
11563 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11565 (TEST_READELF): New variable.
11566 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11567 (check_PROGRAMS): Add two_file_strip_test.
11568 (two_file_strip_test): New target.
11569 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11570 (two_file_same_shared_strip_test_SOURCES): New variable.
11571 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11572 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11573 (two_file_same_shared_strip_test_LDADD): New variable.
11574 (two_file_shared_strip.so): New target.
11575 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11576 (ver_test_5.syms, ver_test_7.syms): Likewise.
11577 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11578 (strip_test_3.stdout): Use TEST_OBJDUMP.
11579 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11581 2008-04-04 Cary Coutant <ccoutant@google.com>
11583 * symtab.h (Symbol::is_weak_undefined): New function.
11584 (Symbol::is_strong_undefined): New function.
11585 (Symbol::is_absolute): New function.
11586 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11587 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11589 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11590 (weak_undef_test): New target.
11591 * testsuite/Makefile.in: Rebuild.
11592 * testsuite/weak_undef_file1.cc: New file.
11593 * testsuite/weak_undef_file2.cc: New file.
11594 * testsuite/weak_undef_test.cc: New file.
11596 2008-04-03 Craig Silverstein <csilvers@google.com>
11598 * compressed_output.h (class Output_compressed_section): Use
11600 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11602 (zlib_compressed_suffix): Removed.
11603 (Output_compressed_section::set_final_data_size): Use unsigned
11605 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11606 Fix linker invocation.
11607 (flagstest_o_specialfile_and_compress_debug_sections):
11609 * testsuite/Makefile.in: Regenerated.
11611 2008-04-02 David S. Miller <davem@davemloft.net>
11613 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11614 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11616 2008-04-02 Craig Silverstein <csilvers@google.com>
11620 2008-04-02 Ian Lance Taylor <iant@google.com>
11622 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11623 parameters. Update for new key type to views_. Change all
11625 (File_read::read): Adjust for byteshift in returned view.
11626 (File_read::add_view): New function, broken out of
11627 find_and_make_view.
11628 (File_read::make_view): New function, broken out of
11629 find_and_make_view.
11630 (File_read::find_or_make_view): Add offset and aligned
11631 parameters. Rewrite accordingly. Change all callers.
11632 (File_read::get_view): Add offset and aligned parameters. Adjust
11633 for byteshift in return value.
11634 (File_read::get_lasting_view): Likewise.
11635 * fileread.h (class File_read): Update declarations.
11636 (class File_read::View): Add byteshift_ field. Add byteshift to
11637 constructor. Add byteshift method.
11638 * archive.h (Archive::clear_uncached_views): New function.
11639 (Archive::get_view): Add aligned parameter. Change all callers.
11640 * object.h (Object::get_view): Add aligned parameter. Change all
11642 (Object::get_lasting_view): Likewise.
11644 * fileread.cc (File_read::release): Don't call clear_views if
11645 there are multiple objects.
11646 * fileread.h (File_read::clear_uncached_views): New function.
11647 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11650 2008-03-31 Cary Coutant <ccoutant@google.com>
11652 Add thin archive support.
11653 * archive.cc (Archive::armagt): New const.
11654 (Archive::setup): Remove task parameter and calls to unlock.
11655 (Archive::unlock_nested_archives): New function.
11656 (Archive::read_header): Add nested_off parameter. Change
11658 (Archive::interpret_header): Likewise.
11659 (Archive::include_all_members): Change to handle thin
11661 (Archive::include_member): Likewise.
11662 * archive.h (Archive::Archive): Add new parameters and
11664 (Archive::armagt): New const.
11665 (Archive::setup): Remove task parameter.
11666 (Archive::unlock_nested_archives): New function.
11667 (Archive::read_header): Add nested_off parameter.
11668 (Archive::interpret_header): Likewise.
11669 (Archive::Nested_archive_table): New typedef.
11670 (Archive::is_thin_archive_): New field.
11671 (Archive::nested_archives_): New field.
11672 (Archive::options_): New field.
11673 (Archive::dirpath_): New field.
11674 (Archive::task_): New field.
11675 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11676 for thin archives. Pass additional parameters to
11677 Archive::Archive. Unlock the archive file after calling
11680 2008-03-29 Ian Lance Taylor <iant@google.com>
11682 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11683 version symbol to be local.
11684 * testsuite/ver_test_4.sh: New file.
11685 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11686 (check_DATA): Add ver_test_4.syms.
11687 (ver_test_4.syms): New target.
11688 * testsuite/Makefile.in: Rebuild.
11691 (Output_section::Input_section_sort_entry::has_priority): New
11693 (Output_section::Input_section_sort_entry::match_file_name): New
11695 (Output_section::Input_section_sort_entry::match_section_name):
11697 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11699 (Output_section::Input_section_sort_entry::match_section_file):
11701 (Output_section::Input_section_sort_compare::operator()): Rewrite
11702 using new Input_section_sort_entry functions. Sort crtbegin and
11703 crtend first. Sort sections with no priority before sections with
11705 * testsuite/initpri1.c (d3): Check j != 4.
11706 (cd5): New constructor/destructor function.
11707 (main): Check j != 2.
11709 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11710 new symbol when resolving, don't call set_is_default.
11711 * testsuite/ver_test_7.cc: New file.
11712 * testsuite/ver_test_7.sh: New file.
11713 * testsuite/Makefile.am (ver_test_7.so): New target.
11714 (ver_test_7.o): New target.
11715 (check_SCRIPTS): Add ver_test_7.sh.
11716 (check_DATA): Add ver_test_7.syms.
11717 (ver_test_7.syms): New target.
11719 2008-03-28 Ian Lance Taylor <iant@google.com>
11721 * layout.cc (Layout::layout): If we see an input section with a
11722 name that needs sorting, set the must_sort flag for the output
11724 (Layout::make_output_section): If the name of the output section
11725 indicates that it might require sorting, set the may_sort flag.
11726 * output.h (Output_section::may_sort_attached_input_sections): New
11728 (Output_section::set_may_sort_attached_input_sections): New
11730 (Output_section::must_sort_attached_input_sections): New
11732 (Output_section::set_must_sort_attached_input_sections): New
11734 (class Output_section): Declare Input_section_sort_entry. Define
11735 Input_section_sort_compare. Declare
11736 sort_attached_input_sections. Add new fields:
11737 may_sort_attached_input_sections_,
11738 must_sort_attached_input_sections_,
11739 attached_input_sections_are_sorted_.
11740 * output.cc (Output_section::Output_section): Initialize new
11742 (Output_section::add_input_section): Add an entry to
11743 input_sections_ if may_sort or must_sort are true.
11744 (Output_section::set_final_data_size): Call
11745 sort_attached_input_sections if necessary.
11746 (Output_section::Input_section_sort_entry): Define new class.
11747 (Output_section::Input_section_sort_compare::operator()): New
11749 (Output_section::sort_attached_input_sections): New function.
11750 * configure.ac: Check whether the compiler supports constructor
11751 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11752 * testsuite/initpri1.c: New file.
11753 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11754 CONSTRUCTOR_PRIORITY.
11755 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11756 (initpri1_LDFLAGS): New variable.
11757 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11759 2008-03-27 Ian Lance Taylor <iant@google.com>
11761 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11762 * testsuite/common_test_1.c: New file.
11763 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11764 (common_test_1_SOURCES): New variable.
11765 (common_test_1_DEPENDENCIES): New variable.
11766 (common_test_1_LDFLAGS): New variable.
11768 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11769 and commons_ correctly when NAME/VERSION does not override
11771 * testsuite/ver_test_6.c: New file.
11772 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11773 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11774 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11776 2008-03-26 Ian Lance Taylor <iant@google.com>
11778 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11779 of an undefined symbol from a version script.
11780 * testsuite/Makefile.am (ver_test_5.so): New target.
11781 (ver_test_5.o): New target.
11782 (check_SCRIPTS): Add ver_test_5.sh.
11783 (check_DATA): Add ver_test_5.syms.
11784 (ver_test_5.syms): New target.
11785 * testsuite/ver_test_5.cc: New file.
11786 * testsuite/ver_test_5.script: New file.
11787 * testsuite/ver_test_5.sh: New file.
11788 * Makefile.in, testsuite/Makefile.in: Rebuild.
11791 Fix problems building gold with gcc 4.3.0.
11792 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11793 (gold_error_at_location, gold_warning_at_location): Use it.
11794 * configure.ac: Check whether we can compile and use a template
11795 function with a printf attribute.
11796 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11797 when jumping over bytes.
11798 * object.cc: Instantiate Object::read_section_data.
11799 * debug.h: Include <cstring>
11800 * dwarf_reader.cc: Include <algorithm>
11801 * main.cc: Include <cstring>.
11802 * options.cc: Include <cstring>.
11803 * output.cc: Include <cstring>.
11804 * script.cc: Include <cstring>.
11805 * script.h: Include <string>.
11806 * symtab.cc: Include <cstring> and <algorithm>.
11807 * target-select.cc: Include <cstring>.
11808 * version.cc: Include <string>.
11809 * testsuite/testmain.cc: Include <cstdlib>.
11810 * configure, config.in: Rebuild.
11812 2008-03-25 Ian Lance Taylor <iant@google.com>
11814 * options.cc: Include "../bfd/bfdver.h".
11815 (options::help): Print bug reporting address.
11817 * version.cc (print_version): Adjust output for current value of
11818 BFD_VERSION_STRING.
11822 * options.cc (options::help): Print list of supported targets.
11823 * target-select.h: Include <vector>.
11824 (class Target_selector): Make machine_, size_, and is_big_endian_
11825 fields const. Add bfd_name_ and instantiated_target_ fields.
11826 (Target_selector::Target_selector): Add bfd_name parameter.
11827 (Target_selector::recognize): Make non-virtual, call
11829 (Target_selector::recognize_by_name): Make non-virtual, call
11830 do_recognize_by_name.
11831 (Target_selector::supported_names): New function.
11832 (Target_selector::bfd_name): New function.
11833 (Target_selector::do_instantiate_target): New pure virtual
11835 (Target_selector::do_recognize): New virtual function.
11836 (Target_selector::do_recognize_by_name): New virtual function.
11837 (Target_selector::instantiate_target): New private function.
11838 (supported_target_names): Declare.
11839 * target-select.cc (Target_selector::Target_selector): Update for
11840 new parameter and fields.
11841 (select_target_by_name): Check that the name matches before
11842 calling recognize_by_name.
11843 (supported_target_names): New function.
11844 * i386.cc (class Target_selector_i386): Update Target_selector
11845 constructor call. Remove recognize and recognize_by_name. Add
11846 do_instantiate_target.
11847 * x86_64.cc (class Target_selector_x86_64): Likewise.
11848 * testsuite/testfile.cc (class Target_selector_test): Update for
11849 changes to Target_selector.
11851 * README: Rewrite, with some notes on unsupported features.
11853 2008-03-24 Cary Coutant <ccoutant@google.com>
11855 * i386.cc (Target_i386::Got_type): New enum declaration.
11856 (Target_i386::Scan::local): Updated callers of Output_data_got
11858 (Target_i386::Scan::global): Likewise.
11859 (Target_i386::Relocate::relocate): Likewise.
11860 (Target_i386::Relocate::relocate_tls): Likewise.
11861 * object.h (Got_offset_list): New class.
11862 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11863 (Sized_relobj::local_got_offset): Likewise.
11864 (Sized_relobj::set_local_got_offset): Likewise.
11865 (Sized_relobj::local_has_tls_got_offset): Removed.
11866 (Sized_relobj::local_tls_got_offset): Removed.
11867 (Sized_relobj::set_local_tls_got_offset): Removed.
11868 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11869 * output.cc (Output_data_got::add_global): Added got_type parameter.
11870 (Output_data_got::add_global_with_rel): Likewise.
11871 (Output_data_got::add_global_with_rela): Likewise.
11872 (Output_data_got::add_global_pair_with_rel): New function.
11873 (Output_data_got::add_global_pair_with_rela): New function.
11874 (Output_data_got::add_local): Added got_type parameter.
11875 (Output_data_got::add_local_with_rel): Likewise.
11876 (Output_data_got::add_local_with_rela): Likewise.
11877 (Output_data_got::add_local_pair_with_rel): New function.
11878 (Output_data_got::add_local_pair_with_rela): New function.
11879 (Output_data_got::add_global_tls): Removed.
11880 (Output_data_got::add_global_tls_with_rel): Removed.
11881 (Output_data_got::add_global_tls_with_rela): Removed.
11882 (Output_data_got::add_local_tls): Removed.
11883 (Output_data_got::add_local_tls_with_rel): Removed.
11884 (Output_data_got::add_local_tls_with_rela): Removed.
11885 * output.h (Output_data_got::add_global): Added got_type parameter.
11886 (Output_data_got::add_global_with_rel): Likewise.
11887 (Output_data_got::add_global_with_rela): Likewise.
11888 (Output_data_got::add_global_pair_with_rel): New function.
11889 (Output_data_got::add_global_pair_with_rela): New function.
11890 (Output_data_got::add_local): Added got_type parameter.
11891 (Output_data_got::add_local_with_rel): Likewise.
11892 (Output_data_got::add_local_with_rela): Likewise.
11893 (Output_data_got::add_local_pair_with_rel): New function.
11894 (Output_data_got::add_local_pair_with_rela): New function.
11895 (Output_data_got::add_global_tls): Removed.
11896 (Output_data_got::add_global_tls_with_rel): Removed.
11897 (Output_data_got::add_global_tls_with_rela): Removed.
11898 (Output_data_got::add_local_tls): Removed.
11899 (Output_data_got::add_local_tls_with_rel): Removed.
11900 (Output_data_got::add_local_tls_with_rela): Removed.
11901 * resolve.cc (Symbol::override_base_with_special): Removed
11902 reference to has_got_offset_ field.
11903 * symtab.cc (Symbol::init_fields): Replaced initialization
11904 of got_offset_ with got_offsets_. Removed initialization
11906 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11907 (Symbol::got_offset): Likewise.
11908 (Symbol::set_got_offset): Likewise.
11909 (Symbol::has_tls_got_offset): Removed.
11910 (Symbol::tls_got_offset): Removed.
11911 (Symbol::set_tls_got_offset): Removed.
11912 (Symbol::got_offset_): Removed.
11913 (Symbol::tls_mod_got_offset_): Removed.
11914 (Symbol::tls_pair_got_offset_): Removed.
11915 (Symbol::got_offsets_): New field.
11916 (Symbol::has_got_offset): Removed.
11917 (Symbol::has_tls_mod_got_offset): Removed.
11918 (Symbol::has_tls_pair_got_offset): Removed.
11919 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11920 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11922 (Target_x86_64::Scan::global): Likewise.
11923 (Target_x86_64::Relocate::relocate): Likewise.
11924 (Target_x86_64::Relocate::relocate_tls): Likewise.
11926 2008-03-25 Ben Elliston <bje@au.ibm.com>
11928 * yyscript.y: Fix spelling error in comment.
11930 2008-03-24 Ian Lance Taylor <iant@google.com>
11932 * options.h (class General_options): Define build_id option.
11933 * layout.h (class Layout): Declare write_build_id, create_note,
11934 create_build_id. Add build_id_note_ member.
11935 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11936 "libiberty.h", "md5.h", "sha1.h".
11937 (Layout::Layout): Initialize eh_frame_data_,
11938 eh_frame_hdr_section_, and build_id_note_.
11939 (Layout::finalize): Call create_build_id.
11940 (Layout::create_note): New function, broken out of
11941 Layout::create_gold_note.
11942 (Layout::create_gold_note): Call create_note.
11943 (Layout::create_build_id): New function.
11944 (Layout::write_build_id): New function.
11945 (Close_task_runner::run): Call write_build_id.
11947 * x86_64.cc: Correct license to GPLv3.
11949 2008-03-23 Ian Lance Taylor <iant@google.com>
11951 * options.cc: Include "demangle.h".
11952 (parse_optional_string): New function.
11953 (parse_long_option): Handle takes_optional_argument.
11954 (parse_short_option): Update dash_z initializer. Handle
11955 takes_optional_argument.
11956 (General_options::General_options): Initialize do_demangle_.
11957 (General_options::finalize): Set do_demangle_. Handle demangling
11959 * options.h (parse_optional_string): Declare.
11960 (struct One_option): Add optional_arg field. Update constructor.
11961 Update call constructor calls. Add takes_optional_argument
11963 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
11964 (DEFINE_optional_string): Define.
11965 (General_options::demangle): Change from DEFINE_bool to
11966 DEFINE_optional_string.
11967 (General_options::no_demangle): New function.
11968 (General_options::do_demangle): New function.
11969 (General_options::set_do_demangle): New function.
11970 (General_options::execstack_status_): Move definition to end of
11972 (General_options::static_): Likewise.
11973 (General_options::do_demangle_): New field.
11974 * object.cc (big_endian>::get_symbol_location_info): Call
11975 Options::do_demangle, not Options::demangle.
11976 * symtab.cc (demangle): Likewise.
11978 2008-03-22 Ian Lance Taylor <iant@google.com>
11980 * gold.h: Include <cstddef> and <sys/types.h>
11981 * options.h: Include <cstring>.
11983 2008-03-21 Ian Lance Taylor <iant@google.com>
11985 * Added source code to GNU binutils.