1 2011-09-19 Sriraman Tallam <tmsriram@google.com>
3 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
5 2011-09-19 Cary Coutant <ccoutant@google.com>
7 * incremental.cc (can_incremental_update): Fix typo in comment.
8 * incremental.h (can_incremental_update): Likewise.
10 2011-09-18 Cary Coutant <ccoutant@google.com>
12 * incremental.cc (can_incremental_update): New function.
13 * incremental.h (can_incremental_update): New function.
14 * layout.cc (Layout::init_fixed_output_section): Call it.
15 (Layout::make_output_section): Don't allow patch space in .eh_frame.
16 * object.cc (Sized_relobj_file::do_layout): Call
17 can_incremental_update.
19 2011-09-13 Cary Coutant <ccoutant@google.com>
21 * configure.ac: Check for glibc support for gnu_indirect_function
22 support with static linking, setting automake conditional
24 * Makefile.in: Regenerate.
25 * configure: Regenerate.
27 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
28 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
30 * testsuite/Makefile.in: Regenerate.
32 2011-09-13 Cary Coutant <ccoutant@google.com>
34 * incremental.cc (Sized_relobj_incr::do_layout): Call
35 report_comdat_group for kept comdat sections.
36 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
37 * testsuite/Makefile.in: Regenerate.
38 * testsuite/incr_comdat_test_1.cc: New source file.
39 * testsuite/incr_comdat_test_2_v1.cc: New source file.
40 * testsuite/incr_comdat_test_2_v2.cc: New source file.
41 * testsuite/incr_comdat_test_2_v3.cc: New source file.
43 2011-09-13 Ian Lance Taylor <iant@google.com>
45 * object.cc (Sized_relobj_file::do_layout): Remove unused local
46 variable external_symbols_offset.
48 2011-09-12 Ian Lance Taylor <iant@google.com>
50 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
51 triggered if object has no symbols.
53 2011-09-09 David S. Miller <davem@davemloft.net>
55 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
56 (Output_fill_debug_line::do_write): Likewise.
58 2011-08-29 Cary Coutant <ccoutant@google.com>
60 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
61 casts to match formatting specs.
62 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
64 2011-08-26 Cary Coutant <ccoutant@google.com>
66 * layout.cc (Free_list::allocate): Provide guarantee of minimum
67 remaining hole size when allocating.
68 (Layout::make_output_section): Set fill methods for debug sections.
69 * layout.h (Free_list::Free_list_node): Move from private to
71 (Free_list::set_min_hole_size): New function.
72 (Free_list::begin, Free_list::end): New functions.
73 (Free_list::min_hole_): New data member.
74 * output.cc: Include dwarf.h.
75 (Output_fill_debug_info::do_minimum_hole_size): New function.
76 (Output_fill_debug_info::do_write): New function.
77 (Output_fill_debug_line::do_minimum_hole_size): New function.
78 (Output_fill_debug_line::do_write): New function.
79 (Output_section::Output_section): Initialize new data member.
80 (Output_section::set_final_data_size): Ensure patch space is larger
81 than minimum hole size.
82 (Output_section::do_write): Fill holes in debug sections.
83 * output.h (Output_fill): New class.
84 (Output_fill_debug_info): New class.
85 (Output_fill_debug_line): New class.
86 (Output_section::set_free_space_fill): New function.
87 (Output_section::free_space_fill_): New data member.
88 * testsuite/Makefile.am (incremental_test_3): Add
89 --incremental-patch option.
90 (incremental_test_4): Likewise.
91 (incremental_test_5): Likewise.
92 (incremental_test_6): Likewise.
93 (incremental_copy_test): Likewise.
94 (incremental_common_test_1): Likewise.
95 * testsuite/Makefile.in: Regenerate.
97 2011-08-26 Nick Clifton <nickc@redhat.com>
99 * po/es.po: Updated Spanish translation.
101 2011-08-01 Cary Coutant <ccoutant@google.com>
103 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
104 * gold/testsuite/Makefile.in: Regenerate.
105 * gold/testsuite/justsyms_exec.c: New source file.
106 * gold/testsuite/justsyms_lib.c: New source file.
108 2011-08-01 Cary Coutant <ccoutant@google.com>
110 * layout.cc (Layout::set_segment_offsets): Don't realign text
111 segment if -Ttext was specified.
112 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
114 * object.h (Sized_relobj_file::e_type): New function.
115 (Sized_relobj_file::e_type_): New data member.
116 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
117 base address for ET_EXEC files.
118 * target.cc (Target::do_make_elf_object_implementation): Allow
119 ET_EXEC files with --just-symbols option.
121 2011-07-28 Cary Coutant <ccoutant@google.com>
123 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
124 Add thread_number parameter.
125 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
126 * workqueue-threads.cc
127 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
128 current thread if its thread number is greater than desired thread
130 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
131 Add thread_number parameter.
132 (Workqueue::should_cancel_thread): Likewise.
133 (Workqueue::find_runnable_or_wait): Pass thread_number to
134 should_cancel_thread.
135 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
138 2011-07-22 Sriraman Tallam <tmsriram@google.com>
140 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
141 only after checking if it cannot be forced local.
142 * symtab.h (is_externally_visible): Check if the symbol is not forced
145 2011-07-15 Ian Lance Taylor <iant@google.com>
147 * options.h (class General_options): Add --print-output-format.
148 Move -EL next to -EB, for better --help output.
149 * target-select.cc: Include <cstdio>, "options.h", and
151 (Target_selector::do_target_bfd_name): New function.
152 (print_output_format): New function.
153 * target-select.h (class Target_selector): Update declarations.
154 (Target_selector::target_bfd_name): New function.
155 (print_output_format): Declare.
156 * main.cc: Include "target-select.h".
157 (main): Handle --print-output-format.
158 * gold.cc: Include "target-select.h".
159 (queue_initial_tasks): Handle --print-output-format when there are
161 * parameters.cc (parameters_force_valid_target): Give a better
162 error message if -EB/-EL does not match target.
163 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
166 2011-07-15 Ian Lance Taylor <iant@google.com>
168 * i386.cc (class Output_data_plt_i386): Add layout_ field.
169 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
170 (Output_data_plt_i386::do_write): Write address of .dynamic
171 section to first entry in .got.plt section.
172 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
173 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
175 (Output_data_plt_x86_64::do_write): Write address of .dynamic
176 section to first entry in .got.plt section.
177 * layout.h (Layout::dynamic_section): New function.
179 2011-07-13 Sriraman Tallam <tmsriram@google.com>
181 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
183 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
184 input_section_position_, and input_section_glob_.
185 (read_layout_from_file): Call function section_ordering_specified.
186 * layout.h (is_section_ordering_specified): New function.
187 (section_ordering_specified): New function.
188 (section_ordering_specified_): New boolean member.
189 * main.cc(main): Call load_plugins after layout object is defined.
190 * output.cc (Output_section::add_input_section): Use
191 function section_ordering_specified to check if section ordering is
193 * output.cc (Output_section::add_relaxed_input_section): Use
194 function section_ordering_specified to check if section ordering is
196 (Output_section::update_section_layout): New function.
197 (Output_section::sort_attached_input_sections): Check if input section
199 * output.h (Output_section::update_section_layout): New function.
200 * plugin.cc (get_section_count): New function.
201 (get_section_type): New function.
202 (get_section_name): New function.
203 (get_section_contents): New function.
204 (update_section_order): New function.
205 (allow_section_ordering): New function.
206 (Plugin::load): Add the new interfaces to the transfer vector.
207 (Plugin_manager::load_plugins): New parameter.
208 (Plugin_manager::all_symbols_read): New parameter.
209 (Plugin_manager::claim_file): New parameter. Save the elf object for
211 (Plugin_manager::get_elf_object): New function.
212 (Plugin_manager::get_view): Change to directly use the bool to check
213 if get_view is called from claim_file_hook.
214 * plugin.h (input_objects): New function
215 (Plugin__manager::load_plugins): New parameter.
216 (Plugin_manager::claim_file): New parameter.
217 (Plugin_manager::get_elf_object): New function.
218 (Plugin_manager::in_claim_file_handler): New function.
219 (Plugin_manager::in_claim_file_handler_): New member.
220 (layout): New function.
221 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
222 handler with an extra parameter. Make the elf object before calling
224 * testsuite/plugin_test.c (get_section_count): New function pointer.
225 (get_section_type): New function pointer.
226 (get_section_name): New function pointer.
227 (get_section_contents): New function pointer.
228 (update_section_order): New function pointer.
229 (allow_section_ordering): New function pointer.
230 (onload): Check if the new interfaces exist.
232 2011-07-13 Ian Lance Taylor <iant@google.com>
234 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
236 * x86_64.cc (Target_x86_64::got_section): Likewise.
237 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
238 (relro_now_test_SOURCES): New variable.
239 (relro_now_test_DEPENDENCIES): New variable.
240 (relro_now_test_LDFLAGS): New variable.
241 (relro_now_test_LDADD): New variable.
242 (relro_now_test.so): New target.
243 * testsuite/Makefile.in: Rebuild.
245 2011-07-12 Ian Lance Taylor <iant@google.com>
248 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
249 GLOB_DAT relocation rather than a RELATIVE relocation for a
250 protected symbol when creating a shared library.
251 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
252 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
253 * testsuite/protected_main_1.cc (main): Test that protected
254 function has same address.
256 2011-07-11 Ian Lance Taylor <iant@google.com>
259 * options.h (class General_options): Add -Bgroup.
260 * options.cc (General_options::finalize): If -Bgroup is set,
261 default to --unresolved-symbols=report-all.
262 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
263 * target-reloc.h (issue_undefined_symbol_error): Handle
264 --unresolved-symbols=report-all.
266 2011-07-08 Ian Lance Taylor <iant@google.com>
269 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
270 if linker script discards key sections.
271 (Layout::create_dynamic_symtab): Likewise.
272 (Layout::assign_local_dynsym_offsets): Likewise.
273 (Layout::sized_create_version_sections): Likewise.
274 (Layout::create_interp): Likewise.
275 (Layout::finish_dynamic_section): Likewise.
276 (Layout::set_dynamic_symbol_size): Likewise.
278 2011-07-08 Ian Lance Taylor <iant@google.com>
281 * options.h (class General_options): Add --unresolved-symbols.
282 * target-reloc.h (issue_undefined_symbol_error): Check
283 --unresolved-symbols. Add comments.
285 2011-07-08 Ian Lance Taylor <iant@google.com>
287 * testsuite/odr_violation2.cc (Ordering::operator()): Make
288 expression more complex.
290 2011-07-08 Ian Lance Taylor <iant@google.com>
293 * target-reloc.h (issue_undefined_symbol_error): New inline
294 function, broken out of relocate_section.
295 (relocate_section): Call issue_undefined_symbol_error.
296 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
297 there is no TLS segment if we are about to issue an undefined
299 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
301 2011-07-08 Ian Lance Taylor <iant@google.com>
304 * resolve.cc (Symbol_table::should_override): Add fromtype
305 parameter. Change all callers. Give error when linking together
306 TLS and non-TLS symbol.
307 (Symbol_table::should_override_with_special): Add fromtype
308 parameter. Change all callers.
309 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
310 there is no TLS segment if we have reported some errors.
311 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
313 2011-07-08 Ian Lance Taylor <iant@google.com>
316 * target.h (Target::plt_address_for_global): New function.
317 (Target::plt_address_for_local): New function.
318 (Target::plt_section_for_global): Remove.
319 (Target::plt_section_for_local): Remove.
320 (Target::do_plt_address_for_global): New virtual function.
321 (Target::do_plt_address_for_local): New virtual function.
322 (Target::do_plt_section_for_global): Remove.
323 (Target::do_plt_section_for_local): Remove.
324 (Target::register_global_plt_entry): Add Symbol_table and Layout
326 * output.cc (Output_data_got::Got_entry::write): Use
327 plt_address_for_global and plt_address_for_local.
328 * layout.cc (Layout::add_target_dynamic_tags): Use size and
329 address of output section.
330 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
331 got_irelative_, and irelative_count_ fields. Update
333 (Output_data_plt_i386::has_irelative_section): New function.
334 (Output_data_plt_i386::entry_count): Add irelative_count_.
335 (Output_data_plt_i386::set_final_data_size): Likewise.
336 (class Target_i386): Add got_irelative_ and rel_irelative_
337 fields. Update declarations.
338 (Target_i386::Target_i386): Initialize new fields.
339 (Target_i386::do_plt_address_for_global): New function replacing
340 do_plt_section_for_global.
341 (Target_i386::do_plt_address_for_local): New function replacing
342 do_plt_section_for_local.
343 (Target_i386::got_section): Create got_irelative_.
344 (Target_i386::rel_irelative_section): New function.
345 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
346 fields. Don't define __rel_iplt_{start,end}.
347 (Output_data_plt_i386::add_entry): Add symtab and layout
348 parameters. Change all callers. Use different PLT and GOT for
350 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
351 layout parameters. Change all callers. Use different PLT and
353 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
354 (Output_data_plt_i386::rel_irelative): New function.
355 (Output_data_plt_i386::address_for_global): New function.
356 (Output_data_plt_i386::address_for_local): New function.
357 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
358 IRELATIVE GOT when changing IFUNC GOT entries.
359 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
361 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
362 if we didn't create an IRELATIVE GOT.
363 (Target_i386::Relocate::relocate): Use plt_address_for_global and
364 plt_address_for_local.
365 (Target_i386::do_dynsym_value): Use plt_address_for_global.
366 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
367 got_irelative_, and irelative_count_ fields. Update
369 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
370 Initialize new fields. Remove symtab parameter. Change all
372 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
374 (Output_data_plt_x86_64::has_irelative_section): New function.
375 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
376 (class Target_x86_64): Add got_irelative_ and rel_irelative_
377 fields. Update declarations.
378 (Target_x86_64::Target_x86_64): Initialize new fields.
379 (Target_x86_64::do_plt_address_for_global): New function replacing
380 do_plt_section_for_global.
381 (Target_x86_64::do_plt_address_for_local): New function replacing
382 do_plt_section_for_local.
383 (Target_x86_64::got_section): Create got_irelative_.
384 (Target_x86_64::rela_irelative_section): New function.
385 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
386 all callers. Don't create __rel_iplt_{start,end}.
387 (Output_data_plt_x86_64::add_entry): Add symtab and layout
388 parameters. Change all callers. Use different PLT and GOT for
390 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
391 layout parameters. Change all callers. Use different PLT and
393 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
394 parameters. Change all callers. Use different PLT and GOT for
396 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
397 (Output_data_plt_x86_64::rela_irelative): New function.
398 (Output_data_plt_x86_64::address_for_global): New function.
399 (Output_data_plt_x86_64::address_for_local): New function.
400 (Output_data_plt_x86_64::set_final_data_size): Likewise.
401 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
402 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
403 (Target_x86_64::register_global_plt_entry): Add symtab and layout
405 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
407 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
408 symbols if we didn't create an IRELATIVE GOT.
409 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
410 plt_address_for_local.
411 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
412 * testsuite/ifuncvar1.c: New test file.
413 * testsuite/ifuncvar2.c: New test file.
414 * testsuite/ifuncvar3.c: New test file.
415 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
416 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
417 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
418 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
419 * testsuite/Makefile.in: Rebuild.
421 2011-07-07 Cary Coutant <ccoutant@google.com>
423 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
424 (two_file_test_1_ndebug.o): Likewise.
425 (two_file_test_1b_ndebug.o): Likewise.
426 (two_file_test_2_ndebug.o): Likewise.
427 (two_file_test_main_ndebug.o): Likewise.
428 (incremental_test_2): Link with no-debug versions.
430 2011-07-06 Cary Coutant <ccoutant@google.com>
432 * gold/incremental.cc
433 (Output_section_incremental_inputs::write_info_blocks): Check for
434 hidden and internal symbols.
436 2011-07-06 Cary Coutant <ccoutant@google.com>
438 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
439 Check disposition for startup file.
440 (Incremental_inputs::report_command_line): Ignore
441 --incremental-startup-unchanged option.
442 * options.cc (General_options::parse_incremental_startup_unchanged):
444 (General_options::General_options): Initialize new data member.
445 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
446 (General_options): Add --incremental-startup-unchanged option.
447 (General_options::incremental_startup_disposition): New function.
448 (General_options::incremental_startup_disposition_): New data member.
450 2011-07-06 Cary Coutant <ccoutant@google.com>
452 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
453 input file index to Script_info ctor.
454 (Sized_incremental_binary::do_file_has_changed): Find the
455 command-line argument for files named in scripts.
456 * incremental.h (Script_info::Script_info): New ctor
457 with input file index.
458 (Script_info::input_file_index): New function.
459 (Script_info::input_file_index_): New data member.
460 (Incremental_binary::get_library): Add const.
461 (Incremental_binary::get_script_info): Add const.
462 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
463 * testsuite/Makefile.am (incremental_test_5): New test case.
464 (incremental_test_6): New test case.
465 * testsuite/Makefile.in: Regenerate.
467 2011-07-06 Cary Coutant <ccoutant@google.com>
469 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
470 debug output when command lines differ.
472 2011-07-06 Cary Coutant <ccoutant@google.com>
474 * incremental.cc (Incremental_inputs::report_command_line): Ignore
475 --incremental-patch option.
476 * layout.cc (Free_list::allocate): Extend allocation beyond original
478 (Layout::make_output_section): Mark sections that should get
480 * options.cc (parse_percent): New function.
481 * options.h (parse_percent): New function.
482 (DEFINE_percent): New macro.
483 (General_options): Add --incremental-patch option.
484 * output.cc (Output_section::Output_section): Initialize new data
486 (Output_section::add_input_section): Print section name when out
488 (Output_section::add_output_section_data): Likewise.
489 (Output_section::set_final_data_size): Add patch space when
490 doing --incremental-full.
491 (Output_section::do_reset_address_and_file_offset): Remove patch
493 (Output_segment::set_section_list_addresses): Print debug output
494 only if --incremental-update.
495 * output.h (Output_section::set_is_patch_space_allowed): New function.
496 (Output_section::is_patch_space_allowed_): New data member.
497 (Output_section::patch_space_): New data member.
498 * parameters.cc (Parameters::incremental_full): New function.
499 * parameters.h (Parameters::incremental_full): New function
500 * testsuite/Makefile.am (incremental_test_2): Add test for
501 --incremental-patch option.
502 * testsuite/Makefile.in: Regenerate.
503 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
504 (t18): Remove function body.
506 2011-07-05 Doug Kwan <dougkwan@google.com>
509 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
510 Arm_Address type for relocation result.
511 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
513 (Arm_relocate_functions::abs32): Use unaligned access.
514 (Arm_relocate_functions::rel32): Ditto.
515 (Arm_relocate_functions::prel31): Ditto.
516 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
517 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
518 static data relocations.
519 * testsuite/Makefile.in: Regnerate.
520 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
522 2011-07-05 Ian Lance Taylor <iant@google.com>
525 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
526 symbols if necessary.
527 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
529 2011-07-05 Ian Lance Taylor <iant@google.com>
532 * resolve.cc (Symbol::override_base_with_special): Simply override
533 version with special symbol version, ignoring previous version.
535 2011-07-05 Ian Lance Taylor <iant@google.com>
537 * object.cc (Sized_relobj_file::include_section_group): Add
538 information to comment about signature location.
540 2011-07-02 Ian Lance Taylor <iant@google.com>
543 * options.h (class General_options): Add -f and -F.
544 * options.cc (General_options::finalize): Fatal error if -f/-F
545 are used without -shared.
546 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
548 2011-07-02 Ian Lance Taylor <iant@google.com>
550 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
552 2011-07-01 Ian Lance Taylor <iant@google.com>
556 * resolve.cc (Symbol::override_base_with_special): Don't override
557 the version if the overriding symbol has a different name.
558 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
559 all callers. If we give an error about an undefined version,
560 define the base version if necessary.
561 * dynobj.h (class Versions): Update declaration.
562 * testsuite/weak_alias_test_5.cc: New file.
563 * testsuite/weak_alias_test.script: New file.
564 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
565 and versioned_alias have the right value, and call t2.
566 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
567 weak_alias_test_5.so.
568 (weak_alias_test_LDADD): Likewise.
569 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
570 * testsuite/Makefile.in: Rebuild.
572 2011-07-01 Ian Lance Taylor <iant@google.com>
575 * options.h (class General_options): Support -z notext.
576 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
578 (two_file_shared_nonpic.so): Likewise.
579 (two_file_shared_mixed.so): Likewise.
580 (two_file_shared_mixed_1.so): Likewise.
581 (weak_undef_lib_nonpic.so): Likewise.
582 (alt/weak_undef_lib_nonpic.so): Likewise.
583 (tls_test_shared_nonpic.so): Likewise.
584 * testsuite/Makefile.in: Rebuild.
586 2011-07-01 Ian Lance Taylor <iant@google.com>
589 * configure.ac: Test whether static linking works, setting
590 the automake conditional HAVE_STATIC.
591 * testsuite/Makefile.am: Disable tests using -static if
592 HAVE_STATIC is not true.
593 * configure, testsuite/Makefile.in: Rebuild.
595 2011-07-01 Ian Lance Taylor <iant@google.com>
598 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
599 Assert if we see DW_EH_PE_indirect.
600 * target.h (Target::ehframe_datarel_base): New function.
601 (Target::do_ehframe_datarel_base): New target function.
602 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
603 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
606 2011-07-01 Ian Lance Taylor <iant@google.com>
609 * options.h (class General_options): Add
610 --ld-generated-unwind-info.
611 * ehframe.cc (Fde::write): Add address parameter. Change all
612 callers. If associated with PLT, fill in address and size.
613 (Cie::set_output_offset): Only add merge mapping if there is an
615 (Cie::write): Add address parameter. Change all callers.
616 (Eh_frame::add_ehframe_for_plt): New function.
617 * ehframe.h (class Fde): Update declarations. Move shndx_ and
618 input_offset_ fields into union u_, with new plt field.
619 (Fde::Fde): Adjust for new union field.
620 (Fde::Fde) [Output_data version]: New constructor.
621 (Fde::add_mapping): Only add merge mapping if there is an object.
622 (class Cie): Update declarations.
623 (class Eh_frame): Declare add_ehframe_for_plt.
624 * layout.cc (Layout::layout_eh_frame): Break out code into
625 make_eh_frame_section, and call it.
626 (Layout::make_eh_frame_section): New function.
627 (Layout::add_eh_frame_for_plt): New function.
628 * layout.h (class Layout): Update declarations.
629 * merge.cc (Merge_map::add_mapping): Add assertion.
630 * i386.cc: Include "dwarf.h".
631 (class Output_data_plt_i386): Make first_plt_entry,
632 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
633 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
634 and plt_eh_frame_fde.
635 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
636 boundary. Call add_eh_frame_for_plt if appropriate.
637 * x86_64.cc: Include "dwarf.h".
638 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
639 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
640 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
641 and plt_eh_frame_fde.
642 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
645 2011-06-29 Ian Lance Taylor <iant@google.com>
648 * object.cc (Sized_relobj_file::layout_section): Change shdr
649 parameter to be const.
650 (Sized_relobj_file::layout_eh_frame_section): New function, broken
652 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
653 appropriate. Call layout_eh_frame_section.
654 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
656 * object.h (class Sized_relobj_file): Update declarations.
658 2011-06-29 Ian Lance Taylor <iant@google.com>
661 * script.cc (Token::integer_value): Accept trailing M/m/K/k
663 (Lex::gather_token): Accept trailing M/m/K/k for integers.
665 2011-06-29 Ian Lance Taylor <iant@google.com>
668 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
670 * layout.cc (Layout::layout_eh_frame): Likewise.
672 2011-06-29 Ian Lance Taylor <iant@google.com>
675 * layout.cc (Layout::symtab_section_shndx): New function.
676 * layout.h (class Layout): Declare symtab_section_shndx.
677 * output.cc (Output_section::write_header): Call it.
679 2011-06-29 Ian Lance Taylor <iant@google.com>
682 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
683 symbols which are not used in a relocation.
685 2011-06-28 Ian Lance Taylor <iant@google.com>
688 * layout.cc (Layout::segment_precedes): Don't crash if a linker
689 script create indistinguishable segments.
690 (Layout::set_segment_offsets): Use stable_sort when sorting
691 segments. Pass this to Compare_segments constructor.
692 * layout.h (class Layout): Make segment_precedes non-static.
693 (class Compare_segments): Change from struct to class. Add
694 layout_ field. Add constructor.
696 (Script_sections::attach_sections_using_phdrs_clause): Rename
697 local orphan to is_orphan. Don't report failure to put empty
698 section in segment. On attachment failure, report name of
699 section, and attach to first PT_LOAD segment.
701 2011-06-28 Ian Lance Taylor <iant@google.com>
704 * target-select.cc (Target_selector::Target_selector): Add
705 emulation parameter. Change all callers.
706 (select_target_by_bfd_name): Rename from select_target_by_name.
708 (select_target_by_emulation): New function.
709 (supported_emulation_names): New function.
710 * target-select.h (class Target_selector): Add emulation_ field.
712 (Target_selector::recognize_by_bfd_name): Rename from
713 recognize_by_name. Change all callers.
714 (Target_selector::supported_bfd_names): Rename from
715 supported_names. Change all callers.
716 (Target_selector::recognize_by_emulation): New function.
717 (Target_selector::supported_emulations): New function.
718 (Target_selector::emulation): New function.
719 (Target_selector::do_recognize_by_bfd_name): Rename from
720 do_recognize_by_name. Change all callers.
721 (Target_selector::do_supported_bfd_names): Rename from
722 do_supported_names. Change all callers.
723 (Target_selector::do_recognize_by_emulation): New function.
724 (Target_selector::do_supported_emulations): New function.
725 (select_target_by_bfd_name): Change name in declaration.
726 (select_target_by_emulation): Declare.
727 (supported_emulation_names): Declare.
728 * parameters.cc (parameters_force_valid_target): Try to find
729 target based on emulation from -m option.
730 * options.h (class General_options): Change doc string for -m.
731 * options.cc (help): Print emulations.
732 (General_options::parse_V): Likewise.
733 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
734 Add emulation parameter. Change all callers.
736 2011-06-28 Ian Lance Taylor <iant@google.com>
738 * target.h (class Target): Add osabi_ field.
739 (Target::osabi): New function.
740 (Target::set_osabi): New function.
741 (Target::Target): Initialize osabi_.
742 (Target::do_adjust_elf_header): Make pure virtual.
743 (Sized_target::do_adjust_elf_header): Declare.
744 * target.cc (Sized_target::do_adjust_elf_header): New function.
745 (class Sized_target): Instantiate all versions.
746 * freebsd.h (class Target_freebsd): Remove.
747 (Target_selector_freebsd::do_recognize): Call set_osabi on
749 (Target_selector_freebsd::do_recognize_by_name): Likewise.
750 (Target_selector_freebsd::set_osabi): Remove.
751 * i386.cc (class Target_i386): Inherit from Sized_target rather
753 * x86_64.cc (class Target_x86_64): Likewise.
755 2011-06-28 Ian Lance Taylor <iant@google.com>
757 * target.h (Target::can_check_for_function_pointers): Rewrite.
759 (Target::can_icf_inline_merge_sections): Likewise.
760 (Target::section_may_have_icf_unsafe_poineters): Likewise.
761 (Target::Target_info): Add can_icf_inline_merge_sections field.
762 (Target::do_can_check_for_function_pointers): New virtual
764 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
765 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
766 from can_check_for_function_pointers, move in file.
767 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
768 section_may_have_icf_unsafe_poineters, move in file.
769 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
770 * i386.cc (Target_i386::do_can_check_for_function_pointers):
771 Rename from can_check_for_function_pointers, move in file.
772 (Target_i386::can_icf_inline_merge_sections): Remove.
773 (Target_i386::i386_info): Initialize
774 can_icf_inline_merge_sections.
775 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
776 Initialize can_icf_inline_merge_sections.
777 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
778 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
779 Rename from can_check_for_function_pointers, move in file.
780 (Target_x86_64::can_icf_inline_merge_sections): Remove.
781 (Target_x86_64::x86_64_info): Initialize
782 can_icf_inline_merge_sections.
783 * testsuite/testfile.cc (Target_test::test_target_info):
785 * icf.cc (get_section_contents): Correct formatting.
787 2011-06-27 Ian Lance Taylor <iant@google.com>
789 * symtab.cc (Symbol::versioned_name): New function.
790 (Symbol_table::add_to_final_symtab): Use versioned_name when
792 (Symbol_table::sized_write_symbol): Likewise.
793 * symtab.h (class Symbol): Declare versioned_name.
794 * stringpool.h (class Stringpool_template): Add variant of add
795 which takes a std::basic_string.
796 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
797 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
798 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
799 (ver_test_12.o): New target.
800 * testsuite/Makefile.in: Rebuild.
802 2011-06-27 Doug Kwan <dougkwan@google.com>
804 * arm.cc (Arm_relocate_functions::thm_jump8,
805 Arm_relocate_functions::thm_jump11): Use a wider signed
806 type to compute offset.
807 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
809 * testsuite/Makefile.in: Regenerate.
810 * testsuite/arm_branch_in_range.sh: Check test results of
811 arm_thm_jump11 and arm_thm_jump8.
812 * testsuite/arm_thm_jump11.s: New test source file.
813 * testsuite/arm_thm_jump11.t: New linker script.
814 * testsuite/arm_thm_jump8.s: New test source file.
815 * testsuite/arm_thm_jump8.t: New linker script.
817 2011-06-24 Ian Lance Taylor <iant@google.com>
819 * layout.cc: Include "object.h".
820 (ctors_sections_in_init_array): New static variable.
821 (Layout::is_ctors_in_init_array): New function.
822 (Layout::layout): Add entry to ctors_sections_in_init_array if
824 * layout.h (class Layout): Declare is_ctors_in_init_array.
825 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
826 is_ctors_reverse_view is set.
827 (Sized_relobj_file::write_sections): Add layout parameter. Change
828 all callers. Set is_ctors_reverse_view field of View_size.
829 (Sized_relobj_file::reverse_words): New function.
830 * object.h (Sized_relobj_file::View_size): Add
831 is_ctors_reverse_view field.
832 (class Sized_relobj_file): Update declarations.
833 * testsuite/initpri3.c: New test.
834 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
836 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
837 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
838 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
839 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
840 * testsuite/Makefile.in: Rebuild.
842 2011-06-24 Cary Coutant <ccoutant@google.com>
844 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
845 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
846 (debug_msg_cdebug.err): New targets.
847 * testsuite/Makefile.in: Regenerate.
848 * testsuite/debug_msg.sh: Check output of link with compressed debug.
849 Fix checks for link with shared library.
851 2011-06-24 Doug Kwan <dougkwan@google.com>
853 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
854 skip empty text sections.
855 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
857 2011-06-22 Ian Lance Taylor <iant@google.com>
860 * options.h (class General_options): Add --ctors-in-init-array.
861 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
862 friends as SHT_PROGBITS for merging sections.
863 (Layout::layout): Remove special handling of .init_array and
864 friends. Don't sort if doing relocatable link. Sort for .ctors
865 and .dtors if ctors_in_init_array.
866 (Layout::make_output_section): Force correct section types for
867 .init_array and friends. Don't sort if doing relocatable link,
868 Don't sort .ctors and .dtors if ctors_in_init_array.
869 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
870 (Layout::output_section_name): Add relobj parameter. Change all
871 callers. Handle .ctors. and .dtors. in code rather than table.
872 Handle .ctors and .dtors if ctors_in_init_array.
873 (Layout::match_file_name): New function, moved from output.cc.
874 * layout.h (class Layout): Update declarations.
875 * output.cc: Include "layout.h".
876 (Input_section_sort_entry::get_priority): New function.
877 (Input_section_sort_entry::match_file_name): Just call
878 Layout::match_file_name.
879 (Output_section::Input_section_sort_init_fini_compare::operator()):
880 Handle .ctors and .dtors. Sort by explicit priority rather than
882 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
883 * testsuite/initpri2.c: New test.
884 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
885 (check_PROGRAMS): Add initpri2.
886 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
887 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
888 * configure, testsuite/Makefile.in: Rebuild.
890 2011-06-19 Ian Lance Taylor <iant@google.com>
893 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
894 .interp section to a PT_INTERP segment even if we have seen a
895 --dynamic-linker option. Don't do it if we have seen a PHDRS
896 clause in a linker script.
897 (Layout::finalize): Don't create a .interp section if we've
898 already create a PT_INTERP segment.
899 (Layout::create_interp): Always call choose_output_section (revert
900 patch of 2011-06-17). Don't create PT_INTERP segment.
902 (Script_sections::create_note_and_tls_segments): Add a .interp
903 section to a PT_INTERP segment even if we have seen a
904 --dynamic-linker option.
906 2011-06-18 Ian Lance Taylor <iant@google.com>
908 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
909 merely because a non-PT_LOAD segment has a dynamic reloc.
911 2011-06-18 Ian Lance Taylor <iant@google.com>
913 * layout.cc (Layout::finish_dynamic_section): Don't create
914 DT_FLAGS entry if not needed.
916 2011-06-18 Ian Lance Taylor <iant@google.com>
919 * layout.cc (Layout::layout_eh_frame): Correct handling of
920 writable .eh_frame section.
922 2011-06-17 Ian Lance Taylor <iant@google.com>
925 * resolve.cc (Symbol_table::resolve): Don't give an error if a
926 symbol is redefined with the exact same object and value.
928 2011-06-17 Ian Lance Taylor <iant@google.com>
931 * layout.h (class Layout): Add interp_segment_ field.
932 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
933 (Layout::attach_allocated_section_to_segment): If making shared
934 library, put .interp section in PT_INTERP segment.
935 (Layout::finalize): Also call create_interp if -dynamic-linker
937 (Layout::create_interp): Assert that there is no PT_INTERP
938 segment. If not using a SECTIONS clause, use make_output_section.
939 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
941 (Script_sections::create_note_and_tls_segments): If making shared
942 library, put .interp section in PT_INTERP segment.
944 2011-06-17 Ian Lance Taylor <iant@google.com>
946 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
947 when making a shared library.
949 2011-06-17 Ian Lance Taylor <iant@google.com>
951 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
952 parameter. Change all callers. Don't issue warning about PC32
953 against locally defined symbol.
955 2011-06-16 Ian Lance Taylor <iant@google.com>
957 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
958 occurs in same object.
960 2011-06-14 Alan Modra <amodra@gmail.com>
962 * po/POTFILES.in: Regenerate.
964 2011-06-09 Ian Lance Taylor <iant@google.com>
967 (Orphan_output_section::set_section_addresses): For a relocatable
968 link set address to 0.
970 2011-06-09 Cary Coutant <ccoutant@google.com>
973 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
974 used with --compress-debug-sections.
975 * gold/object.cc (Sized_relobj_file::do_layout): Report
976 uncompressed size of compressed input sections.
978 2011-06-08 Cary Coutant <ccoutant@google.com>
981 * testsuite/two_file_test_2_v1.cc: Change initialization of
982 v2 to keep it in .data.
984 2011-06-07 Cary Coutant <ccoutant@google.com>
986 * common.cc (Symbol_table::do_allocate_commons_list): Call
988 * errors.cc (Errors::fatal): Adjust call to gold_exit.
989 (Errors::fallback): New function.
990 (gold_fallback): New function.
991 * errors.h (Errors::fallback): New function.
992 * gold.cc (gold_exit): Change status parameter to enum; adjust
994 (queue_initial_tasks): Call gold_fallback.
995 * gold.h: Include cstdlib.
996 (Exit_status): New enum type.
997 (gold_exit): Change status parameter to enum.
998 (gold_fallback): New function.
999 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1000 (Layout::create_symtab_sections): Likewise.
1001 (Layout::create_shdrs): Likewise.
1002 * main.cc (main): Adjust call to gold_exit.
1003 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1004 (Output_data_got::add_got_entry_pair): Likewise.
1005 (Output_section::add_input_section): Likewise.
1006 (Output_section::add_output_section_data): Likewise.
1007 (Output_segment::set_section_list_addresses): Likewise.
1008 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1010 2011-06-07 Cary Coutant <ccoutant@google.com>
1012 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1013 for incremental links.
1014 * output.cc (Output_segment::set_section_list_addresses): Remove
1015 FIXME and test for TLS or BSS.
1017 2011-06-07 Cary Coutant <ccoutant@google.com>
1019 * testsuite/Makefile.am: Add incremental_copy_test,
1020 incremental_common_test_1.
1021 * testsuite/Makefile.in: Regenerate.
1022 * testsuite/common_test_1_v1.c: New source file.
1023 * testsuite/common_test_1_v2.c: New source file.
1024 * testsuite/copy_test_v1.cc: New source file.
1026 2011-06-07 Cary Coutant <ccoutant@google.com>
1028 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1029 update, allocate common from bss section's free list.
1030 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1031 linker-defined symbols.
1032 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1033 Skip GOT and PLT entries that are no longer referenced.
1034 (Output_section_incremental_inputs::write_info_blocks): Mark
1035 linker-defined symbols.
1036 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1037 * output.cc (Output_section::allocate): New function.
1038 * output.h (Output_section::allocate): New function.
1039 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1040 linker-defined symbols.
1041 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1042 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1043 (Symbol::init_base_output_data): Likewise.
1044 (Symbol::init_base_output_segment): Likewise.
1045 (Symbol::init_base_constant): Likewise.
1046 (Sized_symbol::init_output_data): Likewise.
1047 (Sized_symbol::init_output_segment): Likewise.
1048 (Sized_symbol::init_constant): Likewise.
1049 (Symbol_table::do_define_in_output_data): Likewise.
1050 (Symbol_table::do_define_in_output_segment): Likewise.
1051 (Symbol_table::do_define_as_constant): Likewise.
1052 * symtab.h (Symbol::is_predefined): New function.
1053 (Symbol::init_base_output_data): Add is_predefined parameter.
1054 (Symbol::init_base_output_segment): Likewise.
1055 (Symbol::init_base_constant): Likewise.
1056 (Symbol::is_predefined_): New data member.
1057 (Sized_symbol::init_output_data): Add is_predefined parameter.
1058 (Sized_symbol::init_output_segment): Likewise.
1059 (Sized_symbol::init_constant): Likewise.
1060 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1062 2011-06-07 Cary Coutant <ccoutant@google.com>
1064 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1065 instead of emit_copy_reloc.
1066 (Copy_relocs::emit_copy_reloc): Refactor.
1067 (Copy_relocs::make_copy_reloc): New function.
1068 (Copy_relocs::add_copy_reloc): Remove.
1069 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1071 (Copy_relocs::make_copy_reloc): New function.
1072 (Copy_relocs::add_copy_reloc): Remove.
1073 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1074 unchanged input files.
1075 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1076 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1077 Reserve BSS space for COPY relocations.
1078 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1079 (Output_section_incremental_inputs::write_info_blocks): Record
1080 whether a symbol is copied from a shared object.
1081 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1082 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1083 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1084 (Incremental_input_entry_reader::get_output_symbol_index): Add
1086 (Incremental_binary::emit_copy_relocs): New function.
1087 (Incremental_binary::do_emit_copy_relocs): New function.
1088 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1090 (Sized_incremental_binary::add_copy_reloc): New function.
1091 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1092 (Sized_incremental_binary::Copy_reloc): New struct.
1093 (Sized_incremental_binary::Copy_relocs): New typedef.
1094 (Sized_incremental_binary::copy_relocs_): New data member.
1095 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1096 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1097 * target.h (Sized_target::emit_copy_reloc): New function.
1098 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1100 2011-06-02 Cary Coutant <ccoutant@google.com>
1103 * gold/archive.cc (Archive::Archive): Initialize new data member.
1104 (Archive::include_all_members): Return if archive has already been
1106 * gold/archive.h (Archive::include_all_members_): New data member.
1108 2011-06-02 Nick Clifton <nickc@redhat.com>
1110 * dynobj.h: Fix spelling mistake in comment.
1111 * output.cc: Likewise.
1113 2011-05-31 Doug Kwan <dougkwan@google.com>
1117 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1118 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1119 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1120 redundant arm_exidx_test.so.
1121 * testsuite/Makefile.in: Regenerate.
1122 (check_SCRIPTS): Add pr12826.sh
1123 (check_DATA): Add pr12826.stdout
1124 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1125 * testsuite/pr12826.sh: New file.
1126 * testsuite/pr12826_1.s: Ditto.
1127 * testsuite/pr12826_1.s: Ditto.
1129 2011-05-30 Ian Lance Taylor <iant@google.com>
1131 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1134 2011-05-29 Ian Lance Taylor <iant@google.com>
1137 * testsuite/Makefile.am: Use different file name for two_file_test
1138 temporary file for each incremental test.
1139 * testsuite/Makefile.in: Rebuild.
1141 2011-05-29 Ian Lance Taylor <iant@google.com>
1143 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1144 binary input file is empty.
1146 2011-05-27 Ian Lance Taylor <iant@google.com>
1148 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1149 (ver_test_9.so): Likewise.
1150 * testsuite/Makefile.in: Rebuild.
1152 2011-05-26 Cary Coutant <ccoutant@google.com>
1154 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1155 * incremental.cc (Incremental_inputs::report_input_section): Fix
1156 comment, indentation.
1157 (Incremental_inputs::report_comdat_group): New function.
1158 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1159 of data for incremental input file entry.
1160 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1161 group count, COMDAT group signatures.
1162 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1163 an unchanged input file.
1164 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1165 Initialize new data member.
1166 (Incremental_object_entry::add_comdat_group): New function.
1167 (Incremental_object_entry::get_comdat_group_count): New function.
1168 (Incremental_object_entry::get_comdat_signature_key): New function.
1169 (Incremental_object_entry::groups_): New data member.
1170 (Incremental_inputs::report_comdat_group): New function.
1171 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1172 data for incremental input file entry.
1173 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1174 (Incremental_input_entry_reader::get_input_section): Adjust size of
1175 data for incremental input file entry.
1176 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1177 (Incremental_input_entry_reader::get_comdat_group_signature): New
1179 * object.cc (Sized_relobj::include_section_group): Report kept
1180 COMDAT groups for incremental links.
1182 2011-05-24 David Meyer <pdox@google.com>
1184 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1185 with name parameter. Add found_name parameter.
1186 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1187 * dirsearch.h (class Dirsearch): Update declaration.
1189 2011-05-24 Ian Lance Taylor <iant@google.com>
1191 * archive.cc (Library_base::should_include_member): Pull in object
1192 from archive if it defines the entry symbol.
1193 * parameters.cc (Parameters::entry): New function.
1194 * parameters.h (class Parameters): Declare entry.
1195 * output.h (class Output_file_header): Remove entry_ field.
1196 * output.cc (Output_file_header::Output_file_header): Remove entry
1197 parameter. Change all callers.
1198 (Output_file_header::entry): Use parameters->entry.
1199 * gold.cc (queue_middle_tasks): Likewise.
1200 * plugin.cc (Plugin_hook::run): Likewise.
1202 2011-05-24 Cary Coutant <ccoutant@google.com>
1204 * gold.cc (queue_initial_tasks): Pass incremental base filename
1205 to Output_file::open_base_file; don't print error message.
1206 * incremental-dump.cc (main): Adjust call to
1207 Output_file::open_for_modification.
1208 * incremental-dump.cc (main): Likewise.
1209 * incremental.cc (Incremental_inputs::report_command_line):
1210 Ignore --incremental-base option when comparing command lines.
1211 Ignore parameter when given as separate argument.
1212 * options.h (class General_options): Add --incremental-base.
1213 * output.cc (Output_file::Output_file):
1214 (Output_file::open_base_file): Add base_name and writable parameters;
1215 read base file into new file; print error message here.
1216 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1218 * output.h (Output_file::open_for_modification): Rename to...
1219 (Output_file::open_base_file): ...this; add base_name and
1220 writable parameters; adjust all callers.
1221 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1223 * testsuite/Makefile.am (incremental_test_4): Test
1225 * testsuite/Makefile.in: Regenerate.
1227 2011-05-24 Cary Coutant <ccoutant@google.com>
1229 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1231 * testsuite/Makefile.in: Regenerate.
1232 * testsuite/two_file_test_1_v1.cc: New test source file.
1233 * testsuite/two_file_test_1b_v1.cc: New test source file.
1234 * testsuite/two_file_test_2_v1.cc: New test source file.
1236 2011-05-24 Cary Coutant <ccoutant@google.com>
1238 * dynobj.h (Dynobj::do_dynobj): New function.
1239 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1240 flag and soname for shared objects.
1241 * incremental.cc (Incremental_inputs::report_object): Make
1242 either Incremental_object_entry or Incremental_dynobj_entry; add
1243 soname to string table.
1244 (Incremental_inputs::report_input_section): Add assertion.
1245 (Output_section_incremental_inputs::set_final_data_size): Adjust
1246 type of input file entry for shared libraries; adjust size of
1247 shared library info entry.
1248 (Output_section_incremental_inputs::write_input_files): Write
1249 as_needed flag for shared libraries.
1250 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1251 of input file entry for shared libraries; write soname.
1252 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1253 soname from incremental info.
1254 * incremental.h (enum Incremental_input_flags): Add
1255 INCREMENTAL_INPUT_AS_NEEDED.
1256 (Incremental_input_entry::Incremental_input_entry): Initialize new
1258 (Incremental_input_entry::set_as_needed): New function.
1259 (Incremental_input_entry::as_needed): New function.
1260 (Incremental_input_entry::do_dynobj_entry): New function.
1261 (Incremental_input_entry::as_needed_): New data member.
1262 (Incremental_object_entry::Incremental_object_entry): Don't check
1264 (Incremental_object_entry::do_type): Likewise.
1265 (class Incremental_dynobj_entry): New class.
1266 (Incremental_input_entry_reader::as_needed): New function.
1267 (Incremental_input_entry_reader::get_soname): New function.
1268 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1269 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1270 size of shared library info entry.
1271 * layout.cc (Layout::finish_dynamic_section): Don't test for
1272 incremental link when adding DT_NEEDED entries.
1273 * object.h (Object::Object): Initialize new data member.
1274 (Object::dynobj): New function.
1275 (Object::set_as_needed): New function.
1276 (Object::as_needed): New function.
1277 (Object::do_dynobj): New function.
1278 (Object::as_needed_): New data member.
1280 2011-05-24 Cary Coutant <ccoutant@google.com>
1282 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1283 info; adjust display of GOT entries.
1284 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1285 vector of input objects; remove file_status_.
1286 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1287 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1288 got_plt reader; call target hooks to reserve GOT entries.
1289 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1290 of input file info header and GOT info entry.
1291 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1293 (Got_plt_view_info::got_descriptor): Remove.
1294 (Got_plt_view_info::sym_index): New data member.
1295 (Got_plt_view_info::input_index): New data member.
1296 (Local_got_offset_visitor::visit): Write input file index.
1297 (Global_got_offset_visitor::visit): Write 0 for input file index.
1298 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1299 with sym_index and input_index.
1300 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1301 incremental info GOT entry; replace got_descriptor with input_index.
1302 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1303 map from input file index to object.
1304 (Sized_relobj_incr::do_layout): Replace direct data member reference
1305 with accessor function.
1306 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1307 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1308 Adjust size of input file info header.
1309 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1310 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1311 (Incremental_input_entry_reader::get_input_section): Adjust size of
1312 input file info header.
1313 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1314 of incremental info GOT entry.
1315 (Incremental_got_plt_reader::get_got_desc): Remove.
1316 (Incremental_got_plt_reader::get_got_symndx): New function.
1317 (Incremental_got_plt_reader::get_got_input_index): New function.
1318 (Sized_incremental_binary::Sized_incremental_binary): Remove
1319 file_status_; add input_objects_.
1320 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1321 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1322 (Sized_incremental_binary::file_is_unchanged): Remove.
1323 (Sized_incremental_binary::set_input_object): New function.
1324 (Sized_incremental_binary::input_object): New function.
1325 (Sized_incremental_binary::file_status_): Remove.
1326 (Sized_incremental_binary::input_objects_): New data member.
1327 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1329 (Sized_relobj_incr::invalid_address): Move to base class.
1330 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1332 (Sized_relobj_incr::do_output_section_offset): Likewise.
1333 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1334 (Sized_relobj_incr::section_offsets_): Likewise.
1335 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1337 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1338 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1339 with accessor function.
1340 (Sized_relobj_file::do_layout): Likewise.
1341 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1342 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1343 (Sized_relobj_file::compute_final_local_value): Replace refs to
1344 section_offsets_ with accessor function.
1345 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1346 * object.h (Relobj::Relobj): Initialize new data members.
1347 (Relobj::add_dyn_reloc): New function.
1348 (Relobj::first_dyn_reloc): New function.
1349 (Relobj::dyn_reloc_count): New function.
1350 (Relobj::first_dyn_reloc_): New data member.
1351 (Relobj::dyn_reloc_count_): New data member.
1352 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1354 (Sized_relobj::Address): New typedef.
1355 (Sized_relobj::invalid_address): Move here from child class.
1356 (Sized_relobj::Sized_relobj): Initialize new data members.
1357 (Sized_relobj::sized_relobj): New function.
1358 (Sized_relobj::is_output_section_offset_invalid): Move here from
1360 (Sized_relobj::get_output_section_offset): Likewise.
1361 (Sized_relobj::local_has_got_offset): Likewise.
1362 (Sized_relobj::local_got_offset): Likewise.
1363 (Sized_relobj::set_local_got_offset): Likewise.
1364 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1365 (Sized_relobj::clear_got_offsets): New function.
1366 (Sized_relobj::section_offsets): Move here from child class.
1367 (Sized_relobj::do_output_section_offset): Likewise.
1368 (Sized_relobj::do_set_section_offset): Likewise.
1369 (Sized_relobj::Local_got_offsets): Likewise.
1370 (Sized_relobj::local_got_offsets_): Likewise.
1371 (Sized_relobj::section_offsets_): Likewise.
1372 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1374 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1376 (Sized_relobj_file::sized_relobj): New function
1377 (Sized_relobj_file::local_has_got_offset): Move to base class.
1378 (Sized_relobj_file::local_got_offset): Likewise.
1379 (Sized_relobj_file::set_local_got_offset): Likewise.
1380 (Sized_relobj_file::get_output_section_offset): Likewise.
1381 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1382 (Sized_relobj_file::do_output_section_offset): Likewise.
1383 (Sized_relobj_file::do_set_section_offset): Likewise.
1384 (Sized_relobj_file::Local_got_offsets): Likewise.
1385 (Sized_relobj_file::local_got_offsets_): Likewise.
1386 (Sized_relobj_file::section_offsets_): Likewise.
1387 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1389 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1390 (Output_reloc::get_symbol_index): Likewise.
1391 (Output_reloc::local_section_offset): Likewise.
1392 (Output_reloc::get_address): Likewise.
1393 (Output_reloc::symbol_value): Likewise.
1394 (Output_data_got::reserve_slot): Move to class definition.
1395 (Output_data_got::reserve_local): New function.
1396 (Output_data_got::reserve_slot_for_global): Remove.
1397 (Output_data_got::reserve_global): New function.
1398 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1399 (all constructors, two instantiations).
1400 (Output_reloc::get_relobj): New function (two instantiations).
1401 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1402 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1403 (Output_data_reloc::add_global): Adjust type of relobj.
1404 (Output_data_reloc::add_global_relative): Likewise.
1405 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1406 (Output_data_reloc::add_local): Likewise.
1407 (Output_data_reloc::add_local_relative): Likewise.
1408 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1409 (Output_data_reloc::add_local_section): Likewise.
1410 (Output_data_reloc::add_output_section): Likewise.
1411 (Output_data_reloc::add_absolute): Likewise.
1412 (Output_data_reloc::add_target_specific): Likewise.
1413 (Output_data_got::reserve_slot): Move definition here.
1414 (Output_data_got::reserve_local): New function.
1415 (Output_data_got::reserve_global): New function.
1416 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1417 section_offsets_ with accessor function.
1418 (Sized_relobj_file::write_sections): Likewise.
1419 (Sized_relobj_file::do_relocate_sections): Likewise.
1420 * target.h (Sized_target::reserve_local_got_entry): New function.
1421 (Sized_target::reserve_global_got_entry): New function.
1422 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1423 (Target_x86_64::reserve_global_got_entry): New function.
1424 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1426 2011-05-23 Cary Coutant <ccoutant@google.com>
1428 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1429 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1430 bit when checking got_type.
1431 * incremental.cc (Sized_incremental_binary::setup_readers):
1432 Store symbol table and string table locations; initialize bit vector
1433 of file status flags.
1434 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1436 (Sized_incremental_binary::do_process_got_plt): New function.
1437 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1438 (Output_section_incremental_inputs::set_final_data_size): Record
1439 file index for each input file.
1440 (Output_section_incremental_inputs::write_got_plt): Store file index
1441 instead of input entry offset for each GOT entry.
1443 (Incremental_input_entry::Incremental_input_entry): Initialize new
1445 (Incremental_input_entry::set_offset): Store file index.
1446 (Incremental_input_entry::get_file_index): New function.
1447 (Incremental_input_entry::file_index_): New data member.
1448 (Incremental_binary::process_got_plt): New function.
1449 (Incremental_binary::do_process_got_plt): New function.
1450 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1452 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1453 (Sized_incremental_binary::set_file_is_unchanged): New function.
1454 (Sized_incremental_binary::file_is_unchanged): New function.
1455 (Sized_incremental_binary::do_process_got_plt): New function.
1456 (Sized_incremental_binary::file_status_): New data member.
1457 (Sized_incremental_binary::main_symtab_loc_): New data member.
1458 (Sized_incremental_binary::main_strtab_loc_): New data member.
1459 * output.cc (Output_data_got::Got_entry::write): Add case
1461 (Output_data_got::add_global): Call add_got_entry.
1462 (Output_data_got::add_global_plt): Likewise.
1463 (Output_data_got::add_global_with_rel): Likewise.
1464 (Output_data_got::add_global_with_rela): Likewise.
1465 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1466 (Output_data_got::add_global_pair_with_rela): Likewise.
1467 (Output_data_got::add_local): Call add_got_entry.
1468 (Output_data_got::add_local_plt): Likewise.
1469 (Output_data_got::add_local_with_rel): Likewise.
1470 (Output_data_got::add_local_with_rela): Likewise.
1471 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1472 (Output_data_got::add_local_pair_with_rela): Likewise.
1473 (Output_data_got::reserve_slot): New function.
1474 (Output_data_got::reserve_slot_for_global): New function.
1475 (Output_data_got::add_got_entry): New function.
1476 (Output_data_got::add_got_entry_pair): New function.
1477 (Output_section::add_output_section_data): Edit FIXME.
1479 (Output_section_data_build::Output_section_data_build): New
1480 constructor with size parameter.
1481 (Output_data_space::Output_data_space): Likewise.
1482 (Output_data_got::Output_data_got): Initialize new data member; new
1483 constructor with size parameter.
1484 (Output_data_got::add_constant): Call add_got_entry.
1485 (Output_data_got::reserve_slot): New function.
1486 (Output_data_got::reserve_slot_for_global): New function.
1487 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1488 (Output_data_got::add_got_entry): New function.
1489 (Output_data_got::add_got_entry_pair): New function.
1490 (Output_data_got::free_list_): New data member.
1491 * target.h (Sized_target::init_got_plt_for_update): New function.
1492 (Sized_target::register_global_plt_entry): New function.
1493 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1494 Initialize new data member; call init; add constructor with PLT count.
1495 (Output_data_plt_x86_64::init): New function.
1496 (Output_data_plt_x86_64::add_relocation): New function.
1497 (Output_data_plt_x86_64::reserve_slot): New function.
1498 (Output_data_plt_x86_64::free_list_): New data member.
1499 (Target_x86_64::init_got_plt_for_update): New function.
1500 (Target_x86_64::register_global_plt_entry): New function.
1501 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1502 incremental updates.
1503 (Output_data_plt_x86_64::add_relocation): New function.
1504 * testsuite/object_unittest.cc (Object_test): Set default options.
1506 2011-05-16 Ian Lance Taylor <iant@google.com>
1508 * options.h (class General_options): Make -i a synonym for -r.
1510 2011-05-16 Ian Lance Taylor <iant@google.com>
1512 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1514 2011-05-10 Cary Coutant <ccoutant@google.com>
1516 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1519 2011-05-06 Ian Lance Taylor <iant@google.com>
1521 * layout.cc (Layout::layout): If the output section flags change,
1522 update the ordering.
1524 2011-04-25 Cary Coutant <ccoutant@google.com>
1526 * incremental-dump.cc (dump_incremental_inputs): Print local
1527 symbol info for each input file.
1529 (Output_section_incremental_inputs::set_final_data_size): Add local
1530 symbol info to input file entries in incremental info.
1531 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1532 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1533 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1534 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1536 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1537 (Sized_incr_relobj::do_relocate): Write the local symbols.
1538 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1539 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1540 Adjust size of input file header.
1541 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1542 (Incremental_inputs_reader::get_local_symbol_count): New function.
1543 (Incremental_inputs_reader::get_input_section): Adjust size of input
1545 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1546 (Sized_incr_relobj::This): New typedef.
1547 (Sized_incr_relobj::sym_size): New const data member.
1548 (Sized_incr_relobj::Local_symbol): New struct.
1549 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1550 (Sized_incr_relobj::do_local_symbol_offset): New function.
1551 (Sized_incr_relobj::local_symbol_count_): New data member.
1552 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1553 (Sized_incr_relobj::local_symbol_index_): New data member.
1554 (Sized_incr_relobj::local_symbol_offset_): New data member.
1555 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1556 (Sized_incr_relobj::local_symbols_): New data member.
1557 * object.h (Relobj::output_local_symbol_count): New function.
1558 (Relobj::local_symbol_offset): New function.
1559 (Relobj::do_output_local_symbol_count): New function.
1560 (Relobj::do_local_symbol_offset): New function.
1561 (Sized_relobj::do_output_local_symbol_count): New function.
1562 (Sized_relobj::do_local_symbol_offset): New function.
1564 2011-04-22 Vladimir Simonov <sv@sw.ru>
1566 * descriptors.cc (set_close_on_exec): New function.
1567 (Descriptors::open): Use set_close_on_exec.
1568 * output.cc (S_ISLNK): Define if not defined.
1570 2011-04-22 Cary Coutant <ccoutant@google.com>
1572 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1574 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1575 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1576 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1578 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1579 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1580 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1582 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1584 (Incremental_binary::apply_incremental_relocs): New function.
1585 (Incremental_binary::do_apply_incremental_relocs): New function.
1586 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1588 (Sized_incremental_binary::add_global_symbol): New function.
1589 (Sized_incremental_binary::global_symbol): New function.
1590 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1591 (Sized_incremental_binary::symbol_map_): New data member.
1592 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1593 * target.h (Sized_target::apply_relocation): New function.
1594 * target-reloc.h (apply_relocation): New function.
1595 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1597 2011-04-22 Doug Kwan <dougkwan@google.com>
1599 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1600 flag of a SHT_ARM_EXIDX section.
1601 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1602 * testsuite/Makefile.in: Regenerate.
1603 * testsuite/arm_exidx_test.s: New file.
1604 * testsuite/arm_exidx_test.sh: Same.
1606 2011-04-20 Cary Coutant <ccoutant@google.com>
1609 * archive.h (Incremental_archive_entry::Archive_member):
1610 Initialize arg_serial_ (second constructor).
1612 2011-04-17 Ian Lance Taylor <iant@google.com>
1614 * object.cc (Relocate_info::location): Simplify location string.
1615 * errors.cc (Errors::error_at_location): Don't print program
1617 (Errors::warning_at_location): Likewise.
1618 (Errors::undefined_symbol): Likewise.
1619 * testsuite/debug_msg.sh: Update accordingly.
1621 2011-04-14 Cary Coutant <ccoutant@google.com>
1623 * gold/layout.cc (Layout::symtab_section_offset): New function.
1624 * gold/layout.h (Layout::symtab_section_offset): New function.
1625 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1627 2011-04-12 Ian Lance Taylor <iant@google.com>
1629 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1630 with MREMAP_MAYMOVE.
1631 * output.h (class Output_file): Add map_is_allocated_ field.
1632 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1633 not available, provide stubs. If mremap is not available, #define
1635 (MREMAP_MAYMOVE): Define if not defined.
1636 (Output_file::Output_file): Initialize map_is_allocated_.
1637 (Output_file::resize): Check map_is_allocated_.
1638 (Output_file::map_anonymous): If mmap fails, use malloc.
1639 (Output_file::unmap): Don't do anything for an anonymous map.
1640 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1641 is not available, provide stubs.
1642 (File_read::View::~View): Use free rather than delete[].
1643 (File_read::make_view): Use malloc rather than new[]. If mmap
1645 (File_read::find_or_make_view): Use malloc rather than new[].
1646 * gold.h: Remove HAVE_REMAP code.
1647 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1648 exists. Rename mremap to gold_mremap. If mmap is not available
1650 * configure, config.in: Rebuild.
1652 2011-04-11 Ian Lance Taylor <iant@google.com>
1654 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1655 initialize local variable v.
1657 2011-04-11 Cary Coutant <ccoutant@google.com>
1659 * archive.cc (Archive::include_member): Adjust call to
1661 (Add_archive_symbols::run): Track argument serial numbers.
1662 (Lib_group::include_member): Likewise.
1663 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1664 * archive.h (Incremental_archive_entry::Archive_member):
1665 Initialize arg_serial_.
1666 (Archive_member::arg_serial_): New data member.
1667 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1668 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1670 (Sized_dynobj::do_for_all_local_got_entries): New function.
1671 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1673 * fileread.cc (get_mtime): New function.
1674 * fileread.h (get_mtime): New function.
1675 * gold.cc (queue_initial_tasks): Check for incremental update.
1676 (process_incremental_input): New function.
1677 (queue_middle_tasks): Don't force valid target for incremental
1679 * incremental-dump.cc (find_input_containing_global): Adjust
1680 size of symbol info entry.
1681 (dump_incremental_inputs): Dump argument serial number and
1682 in_system_directory flag; bias shndx by 1; print symbol names
1683 when dumping per-file symbol lists; use new symbol info readers.
1685 (Output_section_incremental_inputs:update_data_size): New function.
1686 (Sized_incremental_binary::setup_readers): Setup input readers
1687 for each input file; build maps for files added from libraries
1689 (Sized_incremental_binary::check_input_args): New function.
1690 (Sized_incremental_binary::do_check_inputs): Build map of argument
1691 serial numbers to input arguments.
1692 (Sized_incremental_binary::do_file_has_changed): Rename
1693 do_file_is_unchanged to this; compare file modification times.
1694 (Sized_incremental_binary::do_init_layout): New function.
1695 (Sized_incremental_binary::do_reserve_layout): New function.
1696 (Sized_incremental_binary::do_get_input_reader): Remove.
1697 (Sized_incremental_binary::get_symtab_view): New function.
1698 (Incremental_checker::can_incrementally_link_output_file): Remove.
1699 (Incremental_inputs::report_command_line): Exclude --debug options.
1700 (Incremental_inputs::report_archive_begin): Add parameter; track
1701 argument serial numbers; don't put input file entry for archive
1702 before archive members.
1703 (Incremental_inputs::report_archive_end): Put input file entry
1704 for archive after archive members.
1705 (Incremental_inputs::report_object): Add parameter; track argument
1706 serial numbers and in_system_directory flag.
1707 (Incremental_inputs::report_script): Add parameter; track argument
1709 (Output_section_incremental_inputs::set_final_data_size): Adjust
1710 size of symbol info entry; check for forwarding symbols.
1711 (Output_section_incremental_inputs::write_input_files): Write
1712 in_system_directory flag and argument serial number.
1713 (Output_section_incremental_inputs::write_info_blocks): Map section
1714 indices between incremental info and original input file; store
1715 input section index for each symbol.
1716 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1717 change operator() to visit().
1718 (class Global_got_offset_visitor): Likewise.
1719 (class Global_symbol_visitor_got_plt):
1720 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1722 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1723 (Sized_incr_relobj::do_read_symbols): New function.
1724 (Sized_incr_relobj::do_layout): New function.
1725 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1726 (Sized_incr_relobj::do_add_symbols): New function.
1727 (Sized_incr_relobj::do_should_include_member): New function.
1728 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1729 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1730 (Sized_incr_relobj::do_section_size): New function.
1731 (Sized_incr_relobj::do_section_name): New function.
1732 (Sized_incr_relobj::do_section_contents): New function.
1733 (Sized_incr_relobj::do_section_flags): New function.
1734 (Sized_incr_relobj::do_section_entsize): New function.
1735 (Sized_incr_relobj::do_section_address): New function.
1736 (Sized_incr_relobj::do_section_type): New function.
1737 (Sized_incr_relobj::do_section_link): New function.
1738 (Sized_incr_relobj::do_section_info): New function.
1739 (Sized_incr_relobj::do_section_addralign): New function.
1740 (Sized_incr_relobj::do_initialize_xindex): New function.
1741 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1742 (Sized_incr_relobj::do_read_relocs): New function.
1743 (Sized_incr_relobj::do_gc_process_relocs): New function.
1744 (Sized_incr_relobj::do_scan_relocs): New function.
1745 (Sized_incr_relobj::do_count_local_symbols): New function.
1746 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1747 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1748 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1749 (Sized_incr_relobj::do_relocate): New function.
1750 (Sized_incr_relobj::do_set_section_offset): New function.
1751 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1752 (Sized_incr_dynobj::do_read_symbols): New function.
1753 (Sized_incr_dynobj::do_layout): New function.
1754 (Sized_incr_dynobj::do_add_symbols): New function.
1755 (Sized_incr_dynobj::do_should_include_member): New function.
1756 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1757 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1758 (Sized_incr_dynobj::do_section_size): New function.
1759 (Sized_incr_dynobj::do_section_name): New function.
1760 (Sized_incr_dynobj::do_section_contents): New function.
1761 (Sized_incr_dynobj::do_section_flags): New function.
1762 (Sized_incr_dynobj::do_section_entsize): New function.
1763 (Sized_incr_dynobj::do_section_address): New function.
1764 (Sized_incr_dynobj::do_section_type): New function.
1765 (Sized_incr_dynobj::do_section_link): New function.
1766 (Sized_incr_dynobj::do_section_info): New function.
1767 (Sized_incr_dynobj::do_section_addralign): New function.
1768 (Sized_incr_dynobj::do_initialize_xindex): New function.
1769 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1770 (make_sized_incremental_object): New function.
1771 (Incremental_library::copy_unused_symbols): New function.
1772 (Incremental_library::do_for_all_unused_symbols): New function.
1773 * incremental.h (enum Incremental_input_flags): New type.
1774 (class Incremental_checker): Remove.
1775 (Incremental_input_entry::Incremental_input_entry): Add argument
1777 (Incremental_input_entry::arg_serial): New function.
1778 (Incremental_input_entry::set_is_in_system_directory): New function.
1779 (Incremental_input_entry::is_in_system_directory): New function.
1780 (Incremental_input_entry::arg_serial_): New data member.
1781 (Incremental_input_entry::is_in_system_directory_): New data member.
1782 (class Script_info): Move here from script.h.
1783 (Script_info::Script_info): Add filename parameter.
1784 (Script_info::filename): New function.
1785 (Script_info::filename_): New data member.
1786 (Incremental_script_entry::Incremental_script_entry): Add argument
1788 (Incremental_object_entry::Incremental_object_entry): Likewise.
1789 (Incremental_object_entry::add_input_section): Build list of input
1790 sections with map to original shndx.
1791 (Incremental_object_entry::get_input_section_index): New function.
1792 (Incremental_object_entry::shndx_): New data member.
1793 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1794 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1795 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1797 (Incremental_inputs::report_archive_begin): Likewise.
1798 (Incremental_inputs::report_object): Likewise.
1799 (Incremental_inputs::report_script): Likewise.
1800 (class Incremental_global_symbol_reader): New class.
1801 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1802 and store flags and input file type.
1803 (Incremental_input_entry_reader::arg_serial): New function.
1804 (Incremental_input_entry_reader::type): Extract type from flags.
1805 (Incremental_input_entry_reader::is_in_system_directory): New function.
1806 (Incremental_input_entry_reader::get_input_section_count): Call
1807 accessor function for type.
1808 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1809 function for type; adjust size of global symbol entry.
1810 (Incremental_input_entry_reader::get_global_symbol_count): Call
1811 accessor function for type.
1812 (Incremental_input_entry_reader::get_object_count): Likewise.
1813 (Incremental_input_entry_reader::get_object_offset): Likewise.
1814 (Incremental_input_entry_reader::get_member_count): Likewise.
1815 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1816 (Incremental_input_entry_reader::get_member_offset): Likewise.
1817 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1818 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1819 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1820 (Incremental_input_entry_reader::get_global_symbol_reader): New
1822 (Incremental_input_entry_reader::get_output_symbol_index): New
1824 (Incremental_input_entry_reader::type_): Remove.
1825 (Incremental_input_entry_reader::flags_): New data member.
1826 (Incremental_inputs_reader::input_file_offset): New function.
1827 (Incremental_inputs_reader::input_file_index): New function.
1828 (Incremental_inputs_reader::input_file): Call input_file_offset.
1829 (Incremental_inputs_reader::input_file_at_offset): New function.
1830 (Incremental_relocs_reader::get_r_type): Reformat.
1831 (Incremental_relocs_reader::get_r_shndx): Reformat.
1832 (Incremental_relocs_reader::get_r_offset): Reformat.
1833 (Incremental_relocs_reader::data): New function.
1834 (Incremental_binary::Incremental_binary): Initialize new data members.
1835 (Incremental_binary::check_inputs): Add cmdline parameter.
1836 (Incremental_binary::file_is_unchanged): Remove.
1837 (Input_reader::arg_serial): New function.
1838 (Input_reader::get_unused_symbol_count): New function.
1839 (Input_reader::get_unused_symbol): New function.
1840 (Input_reader::do_arg_serial): New function.
1841 (Input_reader::do_get_unused_symbol_count): New function.
1842 (Input_reader::do_get_unused_symbol): New function.
1843 (Incremental_binary::input_file_count): New function.
1844 (Incremental_binary::get_input_reader): Change signature to use
1845 index instead of filename.
1846 (Incremental_binary::file_has_changed): New function.
1847 (Incremental_binary::get_input_argument): New function.
1848 (Incremental_binary::get_library): New function.
1849 (Incremental_binary::get_script_info): New function.
1850 (Incremental_binary::init_layout): New function.
1851 (Incremental_binary::reserve_layout): New function.
1852 (Incremental_binary::output_file): New function.
1853 (Incremental_binary::do_check_inputs): New function.
1854 (Incremental_binary::do_file_is_unchanged): Remove.
1855 (Incremental_binary::do_file_has_changed): New function.
1856 (Incremental_binary::do_init_layout): New function.
1857 (Incremental_binary::do_reserve_layout): New function.
1858 (Incremental_binary::do_input_file_count): New function.
1859 (Incremental_binary::do_get_input_reader): Change signature.
1860 (Incremental_binary::input_args_map_): New data member.
1861 (Incremental_binary::library_map_): New data member.
1862 (Incremental_binary::script_map_): New data member.
1863 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1865 (Sized_incremental_binary::output_section): New function.
1866 (Sized_incremental_binary::inputs_reader): Add const.
1867 (Sized_incremental_binary::symtab_reader): Add const.
1868 (Sized_incremental_binary::relocs_reader): Add const.
1869 (Sized_incremental_binary::got_plt_reader): Add const.
1870 (Sized_incremental_binary::get_symtab_view): New function.
1871 (Sized_incremental_binary::Inputs_reader): New typedef.
1872 (Sized_incremental_binary::Input_entry_reader): New typedef.
1873 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1874 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1875 (Sized_incremental_binary::do_file_has_changed): New function.
1876 (Sized_incremental_binary::do_init_layout): New function.
1877 (Sized_incremental_binary::do_reserve_layout): New function.
1878 (Sized_input_reader::Inputs_reader): Remove.
1879 (Sized_input_reader::Input_entry_reader): Remove.
1880 (Sized_input_reader::do_arg_serial): New function.
1881 (Sized_input_reader::do_get_unused_symbol_count): New function.
1882 (Sized_input_reader::do_get_unused_symbol): New function.
1883 (Sized_incremental_binary::do_input_file_count): New function.
1884 (Sized_incremental_binary::do_get_input_reader): Change signature;
1885 use index instead of filename.
1886 (Sized_incremental_binary::section_map_): New data member.
1887 (Sized_incremental_binary::input_entry_readers_): New data member.
1888 (class Sized_incr_relobj): New class.
1889 (class Sized_incr_dynobj): New class.
1890 (make_sized_incremental_object): New function.
1891 (class Incremental_library): New class.
1892 * layout.cc (Free_list::num_lists): New static data member.
1893 (Free_list::num_nodes): New static data member.
1894 (Free_list::num_removes): New static data member.
1895 (Free_list::num_remove_visits): New static data member.
1896 (Free_list::num_allocates): New static data member.
1897 (Free_list::num_allocate_visits): New static data member.
1898 (Free_list::init): New function.
1899 (Free_list::remove): New function.
1900 (Free_list::allocate): New function.
1901 (Free_list::dump): New function.
1902 (Free_list::print_stats): New function.
1903 (Layout_task_runner::run): Resize output file for incremental updates.
1904 (Layout::Layout): Initialize new data members.
1905 (Layout::set_incremental_base): New function.
1906 (Layout::init_fixed_output_section): New function.
1907 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1908 incremental updates.
1909 (Layout::create_gold_note): Do not create gold note section for
1910 incremental updates.
1911 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1912 for incremental updates.
1913 (Layout::set_section_offsets): For incremental updates, allocate space
1915 (Layout::create_symtab_sections): Layout with offsets relative to
1916 start of section; for incremental updates, allocate space from free
1918 (Layout::create_shdrs): For incremental updates, allocate space from
1920 (Layout::finish_dynamic_section): For incremental updates, do not
1921 check --as-needed (fixed in subsequent patch).
1922 * layout.h (class Free_list): New class.
1923 (Layout::set_incremental_base): New function.
1924 (Layout::incremental_base): New function.
1925 (Layout::init_fixed_output_section): New function.
1926 (Layout::allocate): New function.
1927 (Layout::incremental_base_): New data member.
1928 (Layout::free_list_): New data member.
1929 * main.cc (main): Print Free_list statistics.
1930 * object.cc (Relobj::finalize_incremental_relocs): Add
1931 clear_counts parameter; clear counts only when clear_counts is set.
1932 (Sized_relobj::Sized_relobj): Initialize new base class.
1933 (Sized_relobj::do_layout): Don't report special sections.
1934 (Sized_relobj::do_for_all_local_got_entries): New function.
1935 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1936 symtab_off to all symbol table offsets.
1937 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1938 * object.h (class Got_offset_list): Move to top of file.
1939 (Object::Object): Allow case where input_file == NULL.
1940 (Object::~Object): Likewise.
1941 (Object::input_file): Assert that input_file != NULL.
1942 (Object::lock): Allow case where input_file == NULL.
1943 (Object::unlock): Likewise.
1944 (Object::is_locked): Likewise.
1945 (Object::token): Likewise.
1946 (Object::release): Likewise.
1947 (Object::is_incremental): New function.
1948 (Object::get_mtime): New function.
1949 (Object::for_all_local_got_entries): New function.
1950 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1951 (Object::set_is_in_system_directory): New function.
1952 (Object::is_in_system_directory): New function.
1953 (Object::do_is_incremental): New function.
1954 (Object::do_get_mtime): New function.
1955 (Object::do_for_all_local_got_entries): New function.
1956 (Object::is_in_system_directory_): New data member.
1957 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
1958 (class Sized_relobj_base): New class.
1959 (class Sized_relobj): Derive from Sized_relobj_base.
1960 (class Sized_relobj::Symbols): Redeclare from base class.
1961 (class Sized_relobj::local_got_offset_list): Remove.
1962 (class Sized_relobj::Output_sections): Redeclare from base class.
1963 (class Sized_relobj::do_for_all_local_got_entries): New function.
1964 (class Sized_relobj::write_local_symbols): Add offset parameter.
1965 (class Sized_relobj::local_symbol_offset_): Update comment.
1966 (class Sized_relobj::local_dynsym_offset_): Update comment.
1967 * options.cc (Input_arguments::add_file): Remove const.
1968 * options.h (Input_file_argument::Input_file_argument):
1969 Initialize arg_serial_ (all constructors).
1970 (Input_file_argument::set_arg_serial): New function.
1971 (Input_file_argument::arg_serial): New function.
1972 (Input_file_argument::arg_serial_): New data member.
1973 (Input_arguments::Input_arguments): Initialize file_count_.
1974 (Input_arguments::add_file): Remove const.
1975 (Input_arguments::number_of_input_files): New function.
1976 (Input_arguments::file_count_): New data member.
1977 (Command_line::number_of_input_files): Call
1978 Input_arguments::number_of_input_files.
1979 * output.cc (Output_segment_headers::Output_segment_headers):
1981 (Output_section::Input_section::current_data_size): New function.
1982 (Output_section::Output_section): Initialize new data members.
1983 (Output_section::add_input_section): Don't do merge sections for
1984 an incremental link; allocate space from free list for an
1986 (Output_section::add_output_section_data): Allocate space from
1987 free list for an incremental update.
1988 (Output_section::update_data_size): New function.
1989 (Output_section::set_fixed_layout): New function.
1990 (Output_section::reserve): New function.
1991 (Output_segment::set_section_addresses): Remove const.
1992 (Output_segment::set_section_list_addresses): Remove const; allocate
1993 space from free list for an incremental update.
1994 (Output_segment::set_offset): Adjust size of RELRO segment for an
1996 * output.h (Output_data::current_data_size): Move here from
1998 (Output_data::pre_finalize_data_size): New function.
1999 (Output_data::update_data_size): New function.
2000 (Output_section_headers::update_data_size): new function.
2001 (Output_section_data_build::current_data_size): Move to Output_data.
2002 (Output_data_strtab::update_data_size): New function.
2003 (Output_section::current_data_size): Move to Output_data.
2004 (Output_section::set_fixed_layout): New function.
2005 (Output_section::has_fixed_layout): New function.
2006 (Output_section::reserve): New function.
2007 (Output_section::update_data_size): New function.
2008 (Output_section::has_fixed_layout_): New data member.
2009 (Output_section::free_list_): New data member.
2010 (Output_segment::set_section_addresses): Remove const.
2011 (Output_segment::set_section_list_addresses): Remove const.
2012 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2014 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2016 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2017 parameter when calling Add_symbols constructor; store argument
2018 serial number for members of a lib group.
2019 (Add_symbols::locks): Allow case where token == NULL.
2020 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2021 (Read_member::~Read_member): New function.
2022 (Read_member::is_runnable): New function.
2023 (Read_member::locks): New function.
2024 (Read_member::run): New function.
2025 (Check_script::~Check_script): New function.
2026 (Check_script::is_runnable): New function.
2027 (Check_script::locks): New function.
2028 (Check_script::run): New function.
2029 (Check_library::~Check_library): New function.
2030 (Check_library::is_runnable): New function.
2031 (Check_library::locks): New function.
2032 (Check_library::run): New function.
2033 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2034 (Add_symbols::library_): New data member.
2035 (class Read_member): New class.
2036 (class Check_script): New class.
2037 (class Check_library): New class.
2038 * reloc.cc (Read_relocs::is_runnable): Allow case where
2040 (Read_relocs::locks): Likewise.
2041 (Scan_relocs::locks): Likewise.
2042 (Relocate_task::locks): Likewise.
2043 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2045 (Sized_relobj::incremental_relocs_scan): Fix comment.
2046 (Sized_relobj::do_relocate): Pass output file offset to
2047 write_local_symbols.
2048 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2049 from class declaration.
2050 * script.cc (read_input_script): Allocate Script_info; pass
2051 argument serial number to report_script.
2052 * script.h (class Script_info): Move to incremental.h.
2053 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2054 * symtab.h (Symbol_table::add_from_incrobj): New function.
2055 (Symbol_table::set_file_offset): New function.
2057 2011-04-05 Cary Coutant <ccoutant@google.com>
2059 * incremental-dump.cc (dump_incremental_inputs): Change signature
2060 to take a Sized_incremental_binary; change caller. Use readers
2061 in Sized_incremental_binary.
2063 (Sized_incremental_binary::find_incremental_inputs_sections):
2064 Rename do_find_incremental_inputs_sections to this.
2065 (Sized_incremental_binary::setup_readers): New function.
2066 (Sized_incremental_binary::do_check_inputs): Check
2067 has_incremental_info_ flag; move setup code to setup_readers;
2069 (Sized_incremental_binary::do_file_is_unchanged): New function.
2070 (Sized_incremental_binary::do_get_input_reader): New function.
2071 * incremental.h (class Incremental_binary): Move to end of file.
2072 (Incremental_binary::file_is_unchanged): New function.
2073 (Incremental_binary::do_file_is_unchanged): New function.
2074 (Incremental_binary::Input_reader): New class.
2075 (Incremental_binary::get_input_reader): New function.
2076 (class Sized_incremental_binary): Move to end of file.
2077 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2078 input section reader classes.
2079 (Sized_incremental_binary::has_incremental_info): New function.
2080 (Sized_incremental_binary::inputs_reader): New function.
2081 (Sized_incremental_binary::symtab_reader): New function.
2082 (Sized_incremental_binary::relocs_reader): New function.
2083 (Sized_incremental_binary::got_plt_reader): New function.
2084 (Sized_incremental_binary::do_file_is_unchanged): New function.
2085 (Sized_incremental_binary::Sized_input_reader): New class.
2086 (Sized_incremental_binary::get_input_reader): New function.
2087 (Sized_incremental_binary::find_incremental_inputs_sections):
2088 Rename do_find_incremental_inputs_sections to this.
2089 (Sized_incremental_binary::setup_readers): New function.
2090 (Sized_incremental_binary::has_incremental_info_): New data member.
2091 (Sized_incremental_binary::inputs_reader_): New data member.
2092 (Sized_incremental_binary::symtab_reader_): New data member.
2093 (Sized_incremental_binary::relocs_reader_): New data member.
2094 (Sized_incremental_binary::got_plt_reader_): New data member.
2095 (Sized_incremental_binary::current_input_file_): New data member.
2097 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2100 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2103 2011-03-30 Cary Coutant <ccoutant@google.com>
2105 * archive.cc (Archive::include_member): Adjust call to report_object.
2106 (Add_archive_symbols::run): Add script_info to call to
2107 report_archive_begin.
2108 (Lib_group::include_member): Adjust call to report_object.
2109 (Add_lib_group_symbols::run): Adjust call to report_object.
2110 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2111 blocks. Add object count for script input files.
2112 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2113 script_info parameter; change all callers.
2114 (Incremental_inputs::report_object): Add script_info parameter;
2116 (Incremental_inputs::report_script): Store backpointer to
2117 incremental info entry.
2118 (Output_section_incremental_inputs::set_final_data_size): Record
2119 additional information for scripts.
2120 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2121 * incremental.h (Incremental_script_entry::add_object): New function.
2122 (Incremental_script_entry::get_object_count): New function.
2123 (Incremental_script_entry::get_object): New function.
2124 (Incremental_script_entry::objects_): New data member; adjust
2126 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2127 (Incremental_inputs::report_object): Add script_info parameter.
2128 (Incremental_inputs_reader::get_object_count): New function.
2129 (Incremental_inputs_reader::get_object_offset): New function.
2130 * options.cc (Input_arguments::add_file): Return reference to
2132 * options.h (Input_argument::set_script_info): New function.
2133 (Input_argument::script_info): New function.
2134 (Input_argument::script_info_): New data member; adjust all
2136 (Input_file_group::add_file): Return reference to new input argument.
2137 (Input_file_lib::add_file): Likewise.
2138 (Input_arguments::add_file): Likewise.
2139 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2140 * script.cc (Parser_closure::Parser_closure): Add script_info
2141 parameter; adjust all callers.
2142 (Parser_closure::script_info): New function.
2143 (Parser_closure::script_info_): New data member.
2144 (read_input_script): Report scripts earlier to incremental info.
2145 (script_add_file): Set script_info in Input_argument.
2146 (script_add_library): Likewise.
2147 * script.h (Script_options::Script_info): Rewrite class.
2149 2011-03-29 Cary Coutant <ccoutant@google.com>
2151 * archive.cc (Library_base::should_include_member): Move
2152 method here from class Archive.
2153 (Archive::Archive): Initialize base class.
2154 (Archive::should_include_member): Move to base class.
2155 (Archive::do_for_all_unused_symbols): New function.
2156 (Add_archive_symbols::run): Remove redundant access to
2158 (Lib_group::Lib_group): Initialize base class.
2159 (Lib_group::do_filename): New function.
2160 (Lib_group::include_member): Pass pointer to Lib_group to
2162 (Lib_group::do_for_all_unused_symbols): New function.
2163 (Add_lib_group_symbols::run): Report archive information for
2165 * archive.h (class Library_base): New base class.
2166 (class Archive): Derive from Library_base.
2167 (Archive::filename): Move to base class.
2168 (Archive::set_incremental_info): Likewise.
2169 (Archive::incremental_info): Likewise.
2170 (Archive::Should_include): Likewise.
2171 (Archive::should_include_member): Likewise.
2172 (Archive::Armap_entry): Remove.
2173 (Archive::Unused_symbol_iterator): Remove.
2174 (Archive::unused_symbols_begin): Remove.
2175 (Archive::unused_symbols_end): Remove.
2176 (Archive::do_filename): New function.
2177 (Archive::do_get_mtime): New function.
2178 (Archive::do_for_all_unused_symbols): New function.
2179 (Archive::task_): Move to base class.
2180 (Archive::incremental_info_): Likewise.
2181 (class Lib_group): Derive from Library_base.
2182 (Lib_group::do_filename): New function.
2183 (Lib_group::do_get_mtime): New function.
2184 (Lib_group::do_for_all_unused_symbols): New function.
2185 (Lib_group::task_): Move to base class.
2186 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2188 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2190 * incremental.cc (Incremental_inputs::report_archive_begin):
2191 Use Library_base; call library's get_mtime; add incremental inputs
2192 entry before members.
2193 (class Unused_symbol_visitor): New class.
2194 (Incremental_inputs::report_archive_end): Use Library_base; use
2195 visitor class to record unused symbols; don't add incremental inputs
2196 entry after members.
2197 (Incremental_inputs::report_object): Use Library_base.
2199 (Incremental_archive_entry::Incremental_archive_entry): Remove
2200 unused Archive parameter.
2201 (Incremental_inputs::report_archive_begin): Use Library_base.
2202 (Incremental_inputs::report_archive_end): Likewise.
2203 (Incremental_inputs::report_object): Likewise.
2204 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2206 * object.h (Object::for_all_global_symbols): New function.
2207 (Object::do_for_all_global_symbols): New function.
2208 (Sized_relobj::do_for_all_global_symbols): New function.
2209 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2211 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2214 2011-03-27 Ian Lance Taylor <iant@google.com>
2216 * archive.cc (Archive::interpret_header): Return -1 if something
2217 goes wrong. Change callers accordingly.
2219 2011-03-25 Cary Coutant <ccoutant@google.com>
2221 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2222 * testsuite/Makefile.in: Regenerate.
2224 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2226 * plugin.cc (get_view): New.
2227 (Plugin::load): Pass get_view to the plugin.
2228 (Plugin_manager::get_view): New.
2230 2011-03-21 Ian Lance Taylor <iant@google.com>
2232 * testsuite/final_layout.sh: Rewrite to not use dc.
2233 * testsuite/relro_test.sh: Fail if dc is not present.
2235 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2237 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2239 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2240 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2242 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2243 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2245 2011-03-14 Ian Lance Taylor <iant@google.com>
2247 * script-sections.cc (Sort_output_sections::script_compare):
2248 Rename from is_before, change return type.
2249 (Sort_output_sections::operator()): Adjust accordingly.
2251 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2254 * testsuite/odr_violation2.cc: Add comment to make all error line
2255 numbers double digits.
2256 * testsuite/debug_msg.sh: Adjust expected errors.
2258 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2260 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2261 but mark earlier ones as non-canonical
2262 (offset_to_iterator): Update search target and example
2263 (do_addr2line): Return extra lines in a vector*
2264 (format_file_lineno): Extract from do_addr2line
2265 (one_addr2line): Add vector* out-param
2266 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2267 when a lineno entry appeared last for its instruction
2268 (Dwarf_line_info): Add vector* out-param
2269 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2270 * symtab.cc (Odr_violation_compare): Include the lineno in the
2272 (linenos_from_loc): New. Combine the canonical line for an
2273 address with its other lines.
2274 (True_if_intersect): New. Helper functor to make
2275 std::set_intersection a query.
2276 (detect_odr_violations): Compare sets of lines instead of just
2277 one line for each function. This became less deterministic, but
2278 has fewer false positives.
2279 * symtab.h: Declarations.
2280 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2281 mix an optimized and non-optimized object in the same binary
2282 (odr_violation2.so): Same.
2283 * testsuite/Makefile.in: Regenerate from Makefile.am.
2284 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2285 * testsuite/debug_msg.sh: Update line numbers and add
2287 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2288 non-optimized context.
2289 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2290 isn't inlined, and use OdrDerived in an optimized context.
2291 * testsuite/odr_header1.h: Defines OdrDerived, where
2292 optimization will change the
2293 first-instruction-in-the-destructor's file and line number.
2294 * testsuite/odr_header2.h: Defines OdrBase.
2296 2011-03-09 Ian Lance Taylor <iant@google.com>
2298 * fileread.cc (File_read::clear_views): Don't delete the whole
2301 2011-03-08 Ian Lance Taylor <iant@google.com>
2304 * fileread.cc: #include <climits>.
2305 (GOLD_IOV_MAX): Define.
2306 (File_read::read_multiple): Limit number of entries by iov_max.
2307 * fileread.h (class File_read): Always set max_readv_entries to
2310 2011-03-07 Ian Lance Taylor <iant@google.com>
2313 * options.h (class General_options): Add -dy and -dn.
2315 2011-03-02 Cary Coutant <ccoutant@google.com>
2317 * testsuite/script_test_9.t: Add TLS segment.
2319 2011-03-02 Simon Baldwin <simonb@google.com>
2321 * configure.ac: Add check for gnu_indirect_function support in
2322 the toolchain building binutils.
2323 * configure: Rebuild.
2325 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2327 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2328 plugin only symbols.
2329 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2330 in plugin files as not needed in the symbol table.
2332 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2334 * output.cc (Output_section::add_input_section): Delay fill
2335 generation for section ordering.
2337 2011-02-09 Ian Lance Taylor <iant@google.com>
2340 * object.h (class Sized_relobj): Remove clear_local_symbols.
2341 * reloc.cc (Sized_relobj::do_relocate): Don't call
2342 clear_local_symbols.
2344 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2346 * plugin.cc (is_visible_from_outside): Return true for symbols
2349 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2351 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2354 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2356 * icf.h (is_section_foldable_candidate): Change type of parameter
2358 * icf.cc (Icf::find_identical_sections): Change type of local variable
2359 section_name to be std::string.
2360 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2362 2011-01-25 Ian Lance Taylor <iant@google.com>
2364 * script.cc (script_add_extern): Rewrite to use
2365 add_symbol_reference.
2367 2011-01-25 Doug Kwan <dougkwan@google.com>
2369 * icf.cc (get_section_contents): Always lock section's object.
2371 2011-01-24 Ian Lance Taylor <iant@google.com>
2373 * options.h (class General_options): Accept
2374 --no-detect-odr-violations.
2376 2011-01-24 Ian Lance Taylor <iant@google.com>
2378 * version.cc (version_string): Bump to 1.11.
2380 2011-01-24 Ian Lance Taylor <iant@google.com>
2382 * plugin.cc (class Plugin_rescan): Define new class.
2383 (Plugin_manager::claim_file): Set any_claimed_.
2384 (Plugin_manager::save_archive): New function.
2385 (Plugin_manager::save_input_group): New function.
2386 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2388 (Plugin_manager::new_undefined_symbol): New function.
2389 (Plugin_manager::rescan): New function.
2390 (Plugin_manager::rescannable_defines): New function.
2391 (Plugin_manager::add_input_file): Set any_added_.
2392 * plugin.h (class Plugin_manager): define new fields rescannable_,
2393 undefined_symbols_, any_claimed_, and any_added_. Declare
2394 Plugin_rescan as friend. Declare new functions.
2395 (Plugin_manager::Rescannable): Define type.
2396 (Plugin_manager::Rescannable_list): Define type.
2397 (Plugin_manager::Undefined_symbol_list): Define type.
2398 (Plugin_manager::Plugin_manager): Initialize new fields.
2399 * archive.cc (Archive::defines_symbol): New function.
2400 (Add_archive_symbols::run): Pass archive to plugins if any.
2401 * archive.h (class Archive): Declare defines_symbol.
2402 * readsyms.cc (Input_group::~Input_group): New function.
2403 (Finish_group::run): Pass input_group to plugins if any.
2404 * readsyms.h (class Input_group): Declare destructor.
2405 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2408 2011-01-10 Ian Lance Taylor <iant@google.com>
2410 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2412 (Layout::set_segment_offsets): Reset increase_relro before calling
2413 set_section_addresses a second time.
2415 2011-01-04 Cary Coutant <ccoutant@google.com>
2417 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2418 sections before NOBITS sections.
2420 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2422 * version.cc (print_version): Update copyright to 2011.
2424 2010-12-23 Cary Coutant <ccoutant@google.com>
2426 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2427 of OS to this->add. Add OD parameter to second form of the function.
2429 2010-12-20 Ian Lance Taylor <iant@google.com>
2431 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2432 second of two consecutive entries with same offset.
2434 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2436 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2437 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2438 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2439 to avoid unneeded links against $(LDADD).
2440 * testsuite/Makefile.in: Regenerate.
2442 2010-12-15 Ian Lance Taylor <iant@google.com>
2445 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2446 for R_X86_64_32 and R_X86_64_PC32.
2447 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2448 ver_matching_def_pic.o.
2449 (ver_matching_def_pic.o): New target.
2451 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2453 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2454 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2455 Move definition before File_read::View member definitions.
2456 (File_read::View::~View): Initialize and hold lock before
2457 updating current_mapped_bytes.
2459 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2461 * dwarf_reader.cc: Remove outdated comment.
2462 * gold-threads.cc: Fix typo in error message.
2463 * archive.cc: Fix typos in comments.
2464 * archive.h: Likewise.
2465 * arm-reloc-property.cc: Likewise.
2466 * arm-reloc-property.h: Likewise.
2467 * arm-reloc.def: Likewise.
2469 * attributes.h: Likewise.
2470 * cref.cc: Likewise.
2471 * ehframe.cc: Likewise.
2472 * fileread.h: Likewise.
2474 * i386.cc: Likewise.
2476 * incremental.h: Likewise.
2477 * int_encoding.cc: Likewise.
2478 * layout.h: Likewise.
2479 * main.cc: Likewise.
2480 * merge.h: Likewise.
2481 * object.cc: Likewise.
2482 * object.h: Likewise.
2483 * options.cc: Likewise.
2484 * readsyms.cc: Likewise.
2485 * reduced_debug_output.cc: Likewise.
2486 * reloc.cc: Likewise.
2487 * script-sections.cc: Likewise.
2488 * sparc.cc: Likewise.
2489 * symtab.h: Likewise.
2490 * target-reloc.h: Likewise.
2491 * target.cc: Likewise.
2492 * target.h: Likewise.
2493 * timer.cc: Likewise.
2494 * timer.h: Likewise.
2495 * x86_64.cc: Likewise.
2497 2010-12-09 Cary Coutant <ccoutant@google.com>
2499 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2501 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2502 parameter; change all callers.
2503 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2504 * options.h (warn_execstack): New option.
2506 2010-12-07 Doug Kwan <dougkwan@google.com>
2508 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2509 like function call relocations.
2511 2010-12-07 Ian Lance Taylor <iant@google.com>
2513 * archive.cc (Archive::get_elf_object_for_member): Permit
2514 punconfigured to be NULL.
2515 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2516 (Archive::include_member): Pass NULL to get_elf_object_for_member
2517 if we searched for the archive and this is the first included
2520 2010-12-01 Ian Lance Taylor <iant@google.com>
2522 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2523 track_relocs_type_ field.
2524 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2525 Set track_relocs_type_.
2526 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2527 contents when using RELA relocs.
2528 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2530 * reloc.cc (Track_relocs::next_addend): New function.
2531 * reloc.h (class Track_relocs): Declare next_addend.
2533 2010-12-01 Ian Lance Taylor <iant@google.com>
2535 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2538 2010-12-01 Ian Lance Taylor <iant@google.com>
2540 * README: Update compilers known to work and fail.
2542 2010-11-23 Matthias Klose <doko@ubuntu.com>
2544 * configure.in: For --enable-gold, handle value `default' instead of
2545 `both*'. Always install ld as ld.bfd, install as ld if gold is
2547 * configure: Regenerate.
2549 2010-11-18 Doug Kwan <dougkwan@google.com>
2551 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2552 and right_alignment to be zero. Store result alignment only if it is
2553 greater than existing alignment.
2555 2010-11-16 Cary Coutant <ccoutant@google.com>
2558 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2559 Check for ".zdebug_line".
2561 2010-11-16 Doug Kwan <dougkwan@google.com>
2562 Cary Coutant <ccoutant@google.com>
2564 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2565 by reference; adjust all callers.
2566 * output.cc (Output_segment::set_section_addresses): Adjust references
2567 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2569 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2570 end at page boundary.
2572 2010-11-16 Cary Coutant <ccoutant@google.com>
2575 * layout.cc (Layout::choose_output_section): Transform names of
2576 compressed sections even when using a script with a SECTIONS clause.
2577 (Layout::output_section_name): Remove code to transform
2578 compressed debug section names.
2579 * output.cc (Output_section::add_input_section): Use uncompressed
2580 section size when tracking input sections.
2582 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2584 * symtab.h (Symbol::NON_PIC_REF): Remove.
2585 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2586 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2587 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2588 (Symbol::use_plt_offset): Take a flags argument and pass it
2589 directly to needs_dynamic_reloc. Restrict check for undefined
2590 weak symbols to function calls.
2591 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2592 (Target_arm::Scan::global): Use it.
2593 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2594 (Target_arm::Relocate::relocate): Likewise.
2595 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2596 parameter with an r_type parameter. Use get_reference_flags
2598 (Target_arm::Relocate::relocate): Update accordingly.
2599 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2600 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2601 (Target_i386::Scan::global): Likewise.
2602 (Target_i386::Relocate::relocate): Likewise.
2603 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2604 parameter with an r_type parameter. Use get_reference_flags
2606 (Target_i386::Relocate::relocate): Update accordingly.
2607 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2608 (Target_powerpc::Scan::global): Use it.
2609 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2610 (Target_powerpc::Relocate::relocate): Likewise.
2611 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2612 (Target_sparc::Scan::global): Use it.
2613 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2614 (Target_sparc::Relocate::relocate): Likewise.
2615 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2616 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2617 (Target_x86_64::Scan::global): Likewise.
2618 (Target_x86_64::Relocate::relocate): Likewise.
2620 2010-11-08 Doug Kwan <dougkwan@google.com>
2621 Cary Coutant <ccoutant@google.com>
2623 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2624 (Arm_exidx_merge_section::section_contents_): New data member.
2625 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2626 (Arm_input_section::~Arm_input_section): De-allocate memory.
2627 (Arm_input_section::original_contents_): New data member.
2628 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2629 in parameters instead of calling Object::section_contents without
2631 (Arm_output_section::group_section): New parameter TASK. Pass it
2632 to callees that need locking objects.
2633 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2634 to lock EXIDX input sections. Fix a formatting issue. Call
2635 Arm_exidx_merged_section::build_contents to create merged section
2637 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2638 to lock object of stub table owner.
2639 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2640 TEXT_SIZE to initialize data member TEXT_SIZE_.
2641 (Arm_exidx_input_section::addralign): Fix typo in comment.
2642 (Arm_exidx_input_section::text_size): New method.
2643 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2644 that require locking objects. Lock objects before scanning for stubs
2645 and updating local symbols.
2646 (Arm_input_section<big_endian>::init): Copy contents of original
2648 (Arm_input_section<big_endian>::do_write): Use saved contents of
2649 original input section instead of calling Object::section_contents
2651 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2652 size without calling Object::section_size().
2653 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2654 for size. Allocate a buffer for merged EXIDX entries.
2655 (Arm_exidx_merged_section::build_contents): New method.
2656 (Arm_exidx_merged_section::do_write): Move merge section contents
2657 building code to Arm_exidx_merged_section::build_contetns. Write
2658 out contetns in buffer instead of building it on the fly.
2659 (Arm_relobj::make_exidx_input_section): Also pass text section size
2660 to Arm_exidx_input_section constructor.
2661 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2662 (Arm_dynobj::do_read_symbols): Fix memory leak.
2663 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2664 * target.h: (class Task): Add forward declaration.
2665 (Target::relax): Add new parameter TASK and pass it to
2667 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2669 2010-11-05 Cary Coutant <ccoutant@google.com>
2672 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2673 object when reading from the file.
2674 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2676 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2677 when reading section contents.
2678 (get_section_contents): Likewise.
2679 (icf::find_identical_sections): Likewise.
2680 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2681 object when reading from the file.
2682 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2683 the object when doing deferred section layout.
2685 2010-11-03 Nick Clifton <nickc@redhat.com>
2688 * script.h (class Symbol_assignment: name): New member. Returns
2689 the name of the symbol.
2690 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2691 Returns true if the given symbol name is on the list of
2692 assignments wating to be processed.
2693 * archive.cc (should_incldue_member): If the symbol is undefined,
2694 check to see if it is on the list of symbols pending assignment.
2696 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2698 * script-sections.cc (Script_sections::find_memory_region): Check
2699 for a NULL output section pointer.
2701 2010-10-29 Doug Kwan <dougkwan@google.com>
2703 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2704 Output_section::add_relaxed_input_section.
2705 * output.cc (Output_section::add_relaxed_input_section): Add new
2706 arguments LAYOUT and NAME. Set section order index.
2707 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2708 Copy section order index.
2709 * output.h (Output_section::add_relaxed_input_section): Add new
2710 arguments LAYOUT and NAME.
2712 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2714 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2715 NATIVE_OR_CROSS_LINKER.
2716 * testsuite/Makefile.in: Regenerate.
2718 2010-10-20 Doug Kwan <dougkwan@google.com>
2720 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2721 without SHF_LINK_ORDER flags.
2722 * layout.cc (Layout::choose_output_section): Do not filter
2723 SHF_LINK_ORDER flag in a relocatable link.
2725 2010-10-17 Cary Coutant <ccoutant@google.com>
2727 * output.h (Output_segment::set_section_addresses): Change function
2728 signature. Update all callers.
2729 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2731 (Output_segment::set_section_addresses): Align after last TLS
2732 section. Add padding before last relro section instead of after.
2734 2010-10-17 Doug Kwan <dougkwan@google.com>
2736 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2737 GOT output section to be writable.
2739 2010-10-14 Cary Coutant <ccoutant@google.com>
2741 * debug.h (DEBUG_INCREMENTAL): New flag.
2742 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2743 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2745 * incremental.cc (report_command_line): Ignore all forms of
2747 * layout.cc (Layout::Layout): Check parameters for incremental link
2749 * options.cc (General_options::parse_incremental): New function.
2750 (General_options::parse_no_incremental): New function.
2751 (General_options::parse_incremental_full): New function.
2752 (General_options::parse_incremental_update): New function.
2753 (General_options::incremental_mode_): New data member.
2754 (General_options::finalize): Check incremental_mode_.
2755 * options.h (General_options): Update help text for --incremental.
2756 Add --no-incremental, --incremental-full, --incremental-update.
2757 (General_options::Incremental_mode): New enum type.
2758 (General_options::incremental_mode): New function.
2759 (General_options::incremental_mode_): New data member.
2760 * parameters.cc (Parameters::incremental_mode_): New data member.
2761 (Parameters::set_options): Set incremental_mode_.
2762 (Parameters::set_incremental_full): New function.
2763 (Parameters::incremental): New function.
2764 (Parameters::incremental_update): New function.
2765 (set_parameters_incremental_full): New function.
2766 * parameters.h (Parameters::set_incremental_full): New function.
2767 (Parameters::incremental): New function.
2768 (Parameters::incremental_update): New function.
2769 (Parameters::incremental_mode_): New data member.
2770 (set_parameters_incremental_full): New function.
2771 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2772 incremental link mode.
2773 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2774 (Sized_relobj::do_relocate_sections): Likewise.
2775 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2777 * testsuite/Makefile.in: Regenerate.
2778 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2780 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2782 * script-sections.h (class Script_sections): Make
2783 Sections_elements typedef public.
2784 * script-sections.cc (class Sort_output_sections): Add elements_
2785 field. Add constructor which sets it; change all callers.
2786 (Sort_output_sections::is_before): New function.
2787 (Sort_output_sections::operator()): Call is_before.
2788 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2790 * testsuite/script_test_10.sh: New test. Test script section
2792 * testsuite/script_test_10.t: Likewise.
2793 * testsuite/script_test_10.s: Likewise.
2794 * testsuite/Makefile.am: Wrap the cross linker tests and the
2795 common tests into NATIVE_OR_CROSS_LINKER.
2796 (check_SCRIPTS): Add script_test_10.sh.
2797 (check_DATA): Add script_test_10.stdout.
2798 (script_test_10.o, script_test_10): New targets.
2799 (script_test_10.stdout): New target.
2800 * configure, testsuite/Makefile.in: Regenerate.
2802 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2804 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2805 error for the deprecated relocations.
2806 (Target_arm::Scan::global): Likewise.
2807 (Target_arm::Relocate::relocate): Likewise.
2809 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2811 * fileread.cc (Input_file::find_file): Initialize *found_name
2812 and *namep when using the fallback search for case 4.
2814 2010-10-11 Cary Coutant <ccoutant@google.com>
2816 * options.h (class General_options): Redefine -z lazy as an alias for
2817 the negation of -z now.
2819 2010-10-11 Ian Lance Taylor <iant@google.com>
2821 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2824 2010-10-06 Nick Clifton <nickc@redhat.com>
2826 * script-sections.cc(class Memory_region): Remove
2827 current_lma_offset_ field. Rename current_vma_offset_ to
2828 current_offset_. Add last_section_ field.
2829 (Memory_region::get_current_vma_address): Rename to
2830 get_current_address.
2831 (Memory_region::get_current_lma_address): Delete.
2832 (Memory_region::increment_vma_offset): Rename to
2834 (Memory_region::increment_lma_offset): Delete.
2835 (Memory_region::attributes_compatible): New method. Returns
2836 true if the provided section is compatible with the region.
2837 (Memory_region::get_last_section): New method. Returns the last
2838 section to use the region.
2839 (Memory_region::set_last_section): New method. Stores the last
2840 section to use the region.
2841 (Script_sections::block_in_region): New method. Returns true if
2842 a block of memory is contained within a region.
2843 (Script_sections::find_memory_region): New method. Locates a
2844 memory region to be used to set a VMA or LMA address.
2845 (Output_section_definition::set_section_addresses): Add code to
2846 check for addresses set by memory regions.
2847 (Output_segment::set_section_addresses): Remove memory region
2849 (Script_sections::create_segment): Add a warning if a header
2850 segment is created outside of any region.
2851 * script-sections.h (class Script_sections): Add prototypes for
2852 find_memory_region and block_in_region methods.
2853 * testsuite/memory_test.s: Use .long instead of .word.
2854 * testsuite/memory_test.t: Add some more output sections.
2855 * testsuite/memory_test.sh: Update expected output.
2857 2010-10-02 Doug Kwan <dougkwan@google.com>
2859 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2860 defintion to symtab.h
2861 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2862 declaration to defintion.
2864 2010-10-01 Nick Clifton <nickc@redhat.com>
2866 * expression.cc (eval): Replace dummy argument with NULL.
2867 (eval_maybe_dot): Check for a NULL result section pointer.
2868 (Symbol_expression::value): Likewise.
2869 (Dot_expression::value): Likewise.
2870 (BINARY_EXPRESSION): Likewise.
2871 (Max_expression::value): Likewise.
2872 (Min_expression::value): Likewise.
2873 (Absolute_expression::value): Likewise.
2874 (Addr_expression::value_from_output_section): Likewise.
2875 (Loaddddr_expression::value_from_output_section): Likewise.
2876 (Segment_start_expression::value): Likewise.
2877 * script-sections.cc
2878 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2880 (Sections_elememt_dot_assignment::set_section_addresses):
2882 (Output_data_expression::do_write_to_buffer): Likewise.
2883 (Output_section_definition::finalize_symbols): Likewise.
2884 (Output_section_definition::set_section_addresses): Likewise.
2886 2010-09-30 Doug Kwan <dougkwan@google.com>
2888 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2890 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2892 * target.h (Target::can_icf_inline_merge_sections): New virtual
2894 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2896 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2898 * icf.cc (get_section_contents): Inline merge sections only when
2901 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2903 * configure: Regenerate.
2905 2010-09-17 Ian Lance Taylor <iant@google.com>
2907 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2908 * testsuite/Makefile.am (memory_test.o): New target.
2909 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2911 * testsuite/Makefile.in: Rebuild.
2913 2010-09-17 Doug Kwan <dougkwan@google.com>
2915 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2916 defintion if relocation uses GOT entries of the symbol.
2917 * testsuite/icf_safe_test.sh: Fix test.
2918 * testsuite/icf_safe_so_test.sh: Fix test.
2920 2010-09-16 Cary Coutant <ccoutant@google.com>
2922 * script_sections.cc (class Memory_region): Remove "NULL" from
2923 vector initializations.
2925 2010-09-15 Cary Coutant <ccoutant@google.com>
2927 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2928 Resolve forwarding symbols.
2930 2010-09-15 Doug Kwan <dougkwan@google.com>
2932 * gold/testsuite/script_test_3.t: Add ARM special sections.
2933 * gold/testsuite/script_test_4.t: Same.
2934 * gold/testsuite/script_test_5.t: Same.
2935 * gold/testsuite/script_test_6.t: Same.
2936 * gold/testsuite/script_test_7.t: Same.
2937 * gold/testsuite/script_test_7.t: Same.
2938 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2940 2010-09-14 Cary Coutant <ccoutant@google.com>
2942 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2943 (Target_x86_64::Relocate::relocate_tls): Replace check for
2944 saw_tls_block_reloc_ with test for executable section.
2946 2010-09-12 Cary Coutant <ccoutant@google.com>
2948 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2949 position-independent executables to shared libraries need dynamic
2951 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2952 position-independent executables.
2953 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
2954 * testsuite/Makefile.in: Regenerate.
2956 2010-09-10 Nick Clifton <nickc@redhat.com>
2959 * testsuite/memory_test.t: Discard any sections that are not
2962 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
2965 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
2966 "This::" to work around a bug in gcc 4.2.
2968 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
2970 2010-09-09 Rafael Espindola <espindola@google.com>
2972 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
2973 sections with different PF_X flags in the same segment.
2974 (Layout::find_first_load_seg): Search all segments to find the first
2976 * options.h (rosegment): New.
2978 2010-09-08 Rafael Espindola <espindola@google.com>
2980 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
2982 2010-09-08 Doug Kwan <dougkwan@google.com>
2984 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
2985 (Arm_relobj::do_relocate_sections): Add new parameter for output
2986 file to match the parent.
2987 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
2988 of local symbols instead of input values. Update code to track
2989 changes in gold::relocate_section.
2990 * object.cc (Sized_relobj::compute_final_local_value): New methods.
2991 (Sized_relobj::compute_final_local_value_internal): New methods.
2992 (Sized_relobj::do_finalize_local_symbols): Move code from loop
2993 body into private version of Sized_relobj::compute_final_local_value.
2994 Call the inline method.
2995 * object.h (Symbol_value::Symbol_value): Define destructor. Free
2996 merged symbol value if there is one.
2997 (Symbol_value::has_output_value): New method defintiion.
2998 (Sized_relobj::Compute_final_local_value_status): New enum type.
2999 (Sized_relobj::compute_final_local_value): New methods.
3000 (Sized_relobj::compute_final_local_value_internal): New methods.
3001 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3002 and arm_cortex_a8.sh.
3003 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3004 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3006 * Makefile.in: Regenerate.
3007 * testsuite/arm_bl_out_of_range.s: Update test.
3008 * testsuite/thumb_bl_out_of_range.s: Ditto.
3009 * testsuite/thumb_blx_out_of_range.s: Ditto.
3010 * testsuite/arm_branch_out_of_range.sh: New file.
3011 * testsuite/arm_cortex_a8.sh: Ditto.
3012 * testsuite/arm_cortex_a8_b.s: Ditto.
3013 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3014 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3015 * testsuite/arm_cortex_a8_bl.s: Ditto.
3016 * testsuite/arm_cortex_a8_blx.s: Ditto.
3017 * testsuite/arm_cortex_a8_local.s: Ditto.
3018 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3019 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3021 2010-09-08 Rafael Espindola <espindola@google.com>
3023 * Makefile.am (memory_test.stdout): Run readelf with -W.
3024 * Makefile.in: Regenerate.
3025 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3028 2010-09-08 Rafael Espindola <espindola@google.com>
3030 * script-sections.cc (Script_sections::add_memory_region): Convert
3031 field precision to int.
3032 * script.cc (script_set_section_region, script_set_section_region):
3033 Convert field precision to int.
3035 2010-09-08 Rafael Espindola <espindola@google.com>
3037 * arm.cc (do_finalize_sections): Create the __exidx_start and
3038 __exdix_end symbols even when the section is missing.
3040 2010-09-08 Nick Clifton <nickc@redhat.com>
3042 * README: Remove claim that MEMORY is not supported.
3043 * expression.cc (script_exp_function_origin)
3044 (script_exp_function_length): Move from here to ...
3045 * script.cc: ... here.
3046 (script_set_section_region, script_add_memory)
3047 (script_parse_memory_attr, script_include_directive): New
3049 * script-sections.cc
3050 (class Memory_region): New class.
3051 (class Output_section_definition): Add set_memory_region,
3052 set_section_vma, set_section_lma and get_section_name methods.
3053 (class Script_Sections): Add add_memory_region,
3054 find_memory_region, find_memory_region_origin,
3055 find_memory_region_length and set_memory_region methods.
3056 Have set_section_addresses method walk the list of set memory
3058 Extend the print methos to display memory regions.
3059 * script-sections.h: Add prototypes for new methods.
3060 Add enum for MEMORY region attributes.
3061 * yyscript.y: Add support for parsing MEMORY regions.
3062 * script-c.h: Add prototypes for new functions.
3063 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3064 * testsuite/Makefile.in: Regenerate.
3065 * testsuite/memory_test.sh: New script.
3066 * testsuite/memory_test.s: New assembler source file.
3067 * testsuite/memory_test.t: New linker script.
3069 2010-08-27 Doug Kwan <dougkwan@google.com>
3071 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3072 reference override an existing dynamic weak reference.
3073 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3074 * testsuite/Makefile.in: Regenerate.
3075 * testsuite/dyn_weak_ref.sh: New file.
3076 * testsuite/dyn_weak_ref_1.c: Ditto.
3077 * testsuite/dyn_weak_ref_2.c: Ditto.
3079 2010-08-27 Ian Lance Taylor <iant@google.com>
3081 * incremental.h (class Incremental_input_entry): Add virtual
3084 2010-08-27 Ian Lance Taylor <iant@google.com>
3086 * testsuite/start_lib_test_3.c: Mark t3 as used.
3088 2010-08-27 Nick Clifton <nickc@redhat.com>
3090 * options.cc (version_script): Fix small typo in previous
3093 2010-08-25 Nick Clifton <nickc@redhat.com>
3095 * archive.cc: Formatting fixes: Remove whitespace between
3096 typename and following asterisk. Remove whitespace between
3097 function name and opening parenthesis.
3098 * archive.h: Likewise.
3100 * attributes.cc: Likewise.
3101 * attributes.h: Likewise.
3102 * common.cc: Likewise.
3103 * copy-relocs.cc: Likewise.
3104 * dirsearch.h: Likewise.
3105 * dynobj.cc: Likewise.
3106 * ehframe.cc: Likewise.
3107 * ehframe.h: Likewise.
3108 * expression.cc: Likewise.
3109 * fileread.cc: Likewise.
3110 * fileread.h: Likewise.
3112 * gold-threads.cc: Likewise.
3113 * gold.cc: Likewise.
3114 * i386.cc: Likewise.
3116 * incremental-dump.cc: Likewise.
3117 * incremental.cc: Likewise.
3118 * layout.cc: Likewise.
3119 * layout.h: Likewise.
3120 * main.cc: Likewise.
3121 * merge.cc: Likewise.
3122 * merge.h: Likewise.
3123 * object.cc: Likewise.
3124 * object.h: Likewise.
3125 * options.cc: Likewise.
3126 * options.h: Likewise.
3127 * output.cc: Likewise.
3128 * output.h: Likewise.
3129 * plugin.cc: Likewise.
3130 * plugin.h: Likewise.
3131 * powerpc.cc: Likewise.
3132 * reloc.cc: Likewise.
3133 * script-c.h: Likewise.
3134 * script-sections.cc: Likewise.
3135 * script.cc: Likewise.
3136 * stringpool.cc: Likewise.
3137 * symtab.cc: Likewise.
3138 * symtab.h: Likewise.
3139 * target.cc: Likewise.
3140 * timer.cc: Likewise.
3141 * timer.h: Likewise.
3142 * version.cc: Likewise.
3143 * x86_64.cc: Likewise.
3145 2010-08-24 Nick Clifton <nickc@redhat.com>
3148 * layout.cc (segment_precedes): Sort segments by their physical
3149 addresses, if they have been set.
3151 2010-08-23 Cary Coutant <ccoutant@google.com>
3153 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3155 (Lib_group::include_member): Unlock object after deleting its
3157 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3160 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3161 Cary Coutant <ccoutant@google.com>
3163 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3164 constructor, and set_blocker.
3165 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3167 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3168 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3169 * testsuite/Makefile.am (start_lib_test): New test case.
3170 * testsuite/Makefile.in: Regenerate.
3171 * testsuite/start_lib_test_main.c: New file.
3172 * testsuite/start_lib_test_1.c: New file.
3173 * testsuite/start_lib_test_2.c: New file.
3174 * testsuite/start_lib_test_3.c: New file.
3176 2010-08-19 Ian Lance Taylor <iant@google.com>
3178 * Makefile.in: Rebuild with automake 1.11.1.
3179 * aclocal.m4: Likewise.
3180 * testsuite/Makefile.in: Likewise.
3182 2010-08-19 Ian Lance Taylor <iant@google.com>
3185 * i386.cc (class Output_data_plt_i386): Update declarations.
3186 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3187 local_ifuncs_ fields.
3188 (Target_i386::do_plt_section_for_global): New function.
3189 (Target_i386::do_plt_section_for_local): New function.
3190 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3191 parameter; change all callers. Initialize global_ifuncs_ and
3192 local_ifuncs_. If doing a static link define __rel_iplt_start and
3194 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3195 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3196 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3198 (Target_i386::make_plt_section): New function, broken out of
3199 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3200 (Target_i386::make_plt_entry): Call make_plt_section.
3201 (Target_i386::make_local_ifunc_plt_entry): New function.
3202 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3203 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3204 R_386_IRELATIVE to switch.
3205 (Target_i386::Scan::global): Likewise.
3206 (Target_i386::Relocate::relocate): Likewise.
3207 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3209 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3210 (Target_x86_64::do_plt_section_for_global): New function.
3211 (Target_x86_64::do_plt_section_for_local): New function.
3212 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3213 parameter; change all callers. If doing a static link define
3214 __rela_iplt_start and __rela_iplt_end.
3215 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3216 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3217 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3219 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3220 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3222 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3223 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3224 R_X86_64_IRELATIVE to switch.
3225 (Target_x86_64::Scan::global): Likewise.
3226 (Target_x86_64::Relocate::relocate): Likewise.
3227 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3229 * target.h (class Target): Add plt_section_for_global and
3230 plt_section_for_local functions. Add do_plt_section_for_global
3231 and do_plt_section_for_local virtual functions.
3232 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3233 clarifying comments.
3234 (Symbol::use_plt_offset): Handle IFUNC symbol.
3235 * object.cc (Sized_relobj::Sized_relobj): Initialize
3237 (Sized_relobj::local_has_plt_offset): New function.
3238 (Sized_relobj::local_plt_offset): New function.
3239 (Sized_relobj::set_local_plt_offset): New function.
3240 (Sized_relobj::do_count): Handle IFUNC symbol.
3241 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3242 a bit away from input_shndx_ field. Add set_is_func_symbol and
3243 is_ifunc_symbol functions.
3244 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3245 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3246 local_plt_offsets_ field.
3247 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3248 * output.h (class Output_section_data): Add non-const
3249 output_section function.
3250 (class Output_data_got): Update declarations.
3251 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3252 Add use_plt_offset parameter to global and local constructors.
3253 Change all callers. Change local_sym_index_ field to 31 bits.
3254 Change GSYM_CODE and CONSTANT_CODE accordingly.
3255 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3256 doing a static link don't set sh_link field.
3257 (Output_data_got::Got_entry::write): Use PLT offset if
3259 (Output_data_got::add_global_plt): New function.
3260 (Output_data_got::add_local_plt): New function.
3261 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3262 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3263 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3264 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3265 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3267 * testsuite/ifunc-sel.h: New file.
3268 * testsuite/ifuncmain1.c: New file.
3269 * testsuite/ifuncmain1vis.c: New file.
3270 * testsuite/ifuncmod1.c: New file.
3271 * testsuite/ifuncdep2.c: New file.
3272 * testsuite/ifuncmain2.c: New file.
3273 * testsuite/ifuncmain3.c: New file.
3274 * testsuite/ifuncmod3.c: New file.
3275 * testsuite/ifuncmain4.c: New file.
3276 * testsuite/ifuncmain5.c: New file.
3277 * testsuite/ifuncmod5.c: New file.
3278 * testsuite/ifuncmain6pie.c: New file.
3279 * testsuite/ifuncmod6.c: New file.
3280 * testsuite/ifuncmain7.c: New file.
3281 * configure, testsuite/Makefile.in: Rebuild.
3283 2010-08-18 Ian Lance Taylor <iant@google.com>
3286 (Output_section_incremental_inputs::write_input_files): Add cast
3287 to avoid signed/unsigned comparison warning.
3288 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3290 2010-08-12 Cary Coutant <ccoutant@google.com>
3292 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3294 2010-08-13 Ian Lance Taylor <iant@google.com>
3296 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3298 2010-08-12 Cary Coutant <ccoutant@google.com>
3299 Doug Kwan <dougkwan@google.com>
3301 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3302 defintion overrides non-weak undef, remember that the original undef
3304 * symtab.cc (Symbol_table::sized_write_global): For undef without
3305 an original weak binding, set binding to global in output.
3306 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3307 * testsuite/Makefile.in: Regenerate.
3308 * testsuite/strong_ref_weak_def.sh: New file.
3309 * testsuite/strong_ref_weak_def_1.c: Ditto.
3310 * testsuite/strong_ref_weak_def_2.c: Ditto.
3312 2010-08-12 Cary Coutant <ccoutant@google.com>
3314 * testsuite/incremental_test.sh: Rewrite.
3315 * testsuite/incremental_test_1.c: Rewrite.
3316 * testsuite/incremental_test_2.c: Rewrite.
3318 2010-08-12 Cary Coutant <ccoutant@google.com>
3320 * arm.cc (Target_arm::got_size): Add const.
3321 (Target_arm::got_entry_count): New function.
3322 (Target_arm::plt_entry_count): New function.
3323 (Target_arm::first_plt_entry_offset): New function.
3324 (Target_arm::plt_entry_size): New function.
3325 (Output_data_plt_arm::entry_count): New function.
3326 (Output_data_plt_arm::first_plt_entry_offset): New function.
3327 (Output_data_plt_arm::get_plt_entry_size): New function.
3328 * i386.cc (Target_i386::got_size): Add const.
3329 (Target_i386::got_entry_count): New function.
3330 (Target_i386::plt_entry_count): New function.
3331 (Target_i386::first_plt_entry_offset): New function.
3332 (Target_i386::plt_entry_size): New function.
3333 (Output_data_plt_i386::entry_count): New function.
3334 (Output_data_plt_i386::first_plt_entry_offset): New function.
3335 (Output_data_plt_i386::get_plt_entry_size): New function.
3336 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3337 find_incremental_inputs_sections. Dump incremental_got_plt section.
3338 * incremental.cc: Include target.h.
3339 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3340 parameter. Adjust all callers. Find incremental_got_plt section.
3341 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3343 (Output_section_incremental_inputs::set_final_data_size): Calculate
3344 size of incremental_got_plt section.
3345 (Output_section_incremental_inputs::do_write): Write the
3346 incremental_got_plt section.
3347 (Got_plt_view_info): New struct.
3348 (Local_got_offset_visitor): New class.
3349 (Global_got_offset_visitor): New class.
3350 (Global_symbol_visitor_got_plt): New class.
3351 (Output_section_incremental_inputs::write_got_plt): New function.
3352 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3353 Add parameter. Adjust all callers.
3354 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3355 (Incremental_inputs::got_plt_section): New function.
3356 (Incremental_inputs::got_plt_section_): New data member.
3357 (Incremental_got_plt_reader): New class.
3358 * layout.cc (Layout::create_incremental_info_sections): Add the
3359 incremental_got_plt section.
3360 * object.h (Got_offset_list::get_list): New function.
3361 (Got offset_list::for_all_got_offsets): New function.
3362 (Sized_relobj::local_got_offset_list): New function.
3363 * powerpc.cc (Target_powerpc::got_size): Add const.
3364 (Target_powerpc::got_entry_count): New function.
3365 (Target_powerpc::plt_entry_count): New function.
3366 (Target_powerpc::first_plt_entry_offset): New function.
3367 (Target_powerpc::plt_entry_size): New function.
3368 (Output_data_plt_powerpc::entry_count): New function.
3369 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3370 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3371 * sparc.cc (Target_sparc::got_size): Add const.
3372 (Target_sparc::got_entry_count): New function.
3373 (Target_sparc::plt_entry_count): New function.
3374 (Target_sparc::first_plt_entry_offset): New function.
3375 (Target_sparc::plt_entry_size): New function.
3376 (Output_data_plt_sparc::entry_count): New function.
3377 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3378 (Output_data_plt_sparc::get_plt_entry_size): New function.
3379 * symtab.h (Symbol::got_offset_list): New function.
3380 (Symbol_table::for_all_symbols): New function.
3381 * target.h (Sized_target::got_entry_count): New function.
3382 (Sized_target::plt_entry_count): New function.
3383 (Sized_target::plt_entry_size): New function.
3384 * x86_64.cc (Target_x86_64::got_size): Add const.
3385 (Target_x86_64::got_entry_count): New function.
3386 (Target_x86_64::plt_entry_count): New function.
3387 (Target_x86_64::first_plt_entry_offset): New function.
3388 (Target_x86_64::plt_entry_size): New function.
3389 (Output_data_plt_x86_64::entry_count): New function.
3390 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3391 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3393 2010-08-12 Cary Coutant <ccoutant@google.com>
3395 * archive.cc: Include incremental.h.
3396 (Archive::Archive): Initialize incremental_info_.
3397 (Archive::include_member): Record archive members in incremental info.
3398 (Add_archive_symbols::run): Record begin and end of an archive in
3400 (Lib_group::include_member): Record objects in incremental info.
3401 * archive.h (Incremental_archive_entry): Forward declaration.
3402 (Archive::set_incremental_info): New member function.
3403 (Archive::incremental_info): New member function.
3404 (Archive::Unused_symbol_iterator): New class.
3405 (Archive::unused_symbols_begin): New member function.
3406 (Archive::unused_symbols_end): New member function.
3407 (Archive::incremental_info_): New data member.
3408 * incremental-dump.cc (find_input_containing_global): New function.
3409 (dump_incremental_inputs): Dump new incremental info sections.
3410 * incremental.cc: Include symtab.h.
3411 (Output_section_incremental_inputs): New class.
3412 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3413 new incremental info sections.
3414 (Sized_incremental_binary::do_check_inputs): Likewise.
3415 (Incremental_inputs::report_archive): Remove.
3416 (Incremental_inputs::report_archive_begin): New function.
3417 (Incremental_inputs::report_archive_end): New function.
3418 (Incremental_inputs::report_object): New function.
3419 (Incremental_inputs::finalize_inputs): Remove.
3420 (Incremental_inputs::report_input_section): New function.
3421 (Incremental_inputs::report_script): Rewrite.
3422 (Incremental_inputs::finalize): Do nothing but finalize string table.
3423 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3424 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3425 (Incremental_inputs::create_data_sections): New function.
3426 (Incremental_inputs::relocs_entsize): New function.
3427 (Output_section_incremental_inputs::set_final_data_size): New function.
3428 (Output_section_incremental_inputs::do_write): New function.
3429 (Output_section_incremental_inputs::write_header): New function.
3430 (Output_section_incremental_inputs::write_input_files): New function.
3431 (Output_section_incremental_inputs::write_info_blocks): New function.
3432 (Output_section_incremental_inputs::write_symtab): New function.
3433 * incremental.h (Incremental_script_entry): Forward declaration.
3434 (Incremental_object_entry): Forward declaration.
3435 (Incremental_archive_entry): Forward declaration.
3436 (Incremental_inputs): Forward declaration.
3437 (Incremental_inputs_header_data): Remove.
3438 (Incremental_inputs_header): Remove.
3439 (Incremental_inputs_header_write): Remove.
3440 (Incremental_inputs_entry_data): Remove.
3441 (Incremental_inputs_entry): Remove.
3442 (Incremental_inputs_entry_write): Remove.
3443 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3444 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3445 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3446 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3448 (Incremental_input_entry): New class.
3449 (Incremental_script_entry): New class.
3450 (Incremental_object_entry): New class.
3451 (Incremental_archive_entry): New class.
3452 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3453 (Incremental_inputs::report_inputs): Remove.
3454 (Incremental_inputs::report_archive): Remove.
3455 (Incremental_inputs::report_archive_begin): New function.
3456 (Incremental_inputs::report_archive_end): New function.
3457 (Incremental_inputs::report_object): Change prototype.
3458 (Incremental_inputs::report_input_section): New function.
3459 (Incremental_inputs::report_script): Change prototype.
3460 (Incremental_inputs::get_reloc_count): New function.
3461 (Incremental_inputs::set_reloc_count): New function.
3462 (Incremental_inputs::create_data_sections): New function.
3463 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3464 (Incremental_inputs::inputs_section): New function.
3465 (Incremental_inputs::symtab_section): New function.
3466 (Incremental_inputs::relocs_section): New function.
3467 (Incremental_inputs::get_stringpool): Add const.
3468 (Incremental_inputs::command_line): Add const.
3469 (Incremental_inputs::inputs): Remove.
3470 (Incremental_inputs::command_line_key): New function.
3471 (Incremental_inputs::input_file_count): New function.
3472 (Incremental_inputs::input_files): New function.
3473 (Incremental_inputs::relocs_entsize): New function.
3474 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3475 (Incremental_inputs::finalize_inputs): Remove.
3476 (Incremental_inputs::Input_info): Remove.
3477 (Incremental_inputs::lock_): Remove.
3478 (Incremental_inputs::inputs_): Change type.
3479 (Incremental_inputs::inputs_map_): Remove.
3480 (Incremental_inputs::current_object_entry_): New data member.
3481 (Incremental_inputs::inputs_section_): New data member.
3482 (Incremental_inputs::symtab_section_): New data member.
3483 (Incremental_inputs::relocs_section_): New data member.
3484 (Incremental_inputs::reloc_count_): New data member.
3485 (Incremental_inputs_reader): New class.
3486 (Incremental_symtab_reader): New class.
3487 (Incremental_relocs_reader): New class.
3488 * layout.cc (Layout::finalize): Move finalization of incremental info
3489 and creation of incremental info sections to follow finalization of
3490 symbol table. Set offsets for postprocessing sections.
3491 (Layout::create_incremental_info_sections): Call
3492 Incremental_inputs::create_data_sections. Add incremental symtab
3493 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3494 sections to layout after input sections.
3495 * layout.h (struct Timespec): Forward declaration.
3496 (Layout::incremental_inputs): Add const.
3497 (Layout::create_incremental_info_sections): Add parameter.
3498 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3499 * object.cc: Include incremental.h.
3500 (Relobj::finalize_incremental_relocs): New function.
3501 (Sized_relobj::do_layout): Record input sections in incremental info.
3502 * object.h (Object::output_section): New function.
3503 (Object::output_section_offset): Moved from Relobj.
3504 (Object::get_incremental_reloc_base): New function.
3505 (Object::get_incremental_reloc_count): New function.
3506 (Object::do_output_section): New function.
3507 (Object::do_output_section_offset): Moved from Relobj.
3508 (Object::do_get_incremental_reloc_base): New function.
3509 (Object::do_get_incremental_reloc_count): New function.
3510 (Object::Object): Initialize new data members.
3511 (Relobj::output_section): Renamed do_output_section and moved to
3513 (Relobj::output_section_offset): Moved to Object.
3514 (Relobj::do_get_incremental_reloc_base): New function.
3515 (Relobj::do_get_incremental_reloc_count): New function.
3516 (Relobj::allocate_incremental_reloc_counts): New function.
3517 (Relobj::count_incremental_reloc): New function.
3518 (Relobj::finalize_incremental_relocs): New function.
3519 (Relobj::next_incremental_reloc_index): New function.
3520 (Relobj::reloc_counts_): New data member.
3521 (Relobj::reloc_bases_): New data member.
3522 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3523 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3524 (Sized_relobj::incremental_relocs_scan): New function.
3525 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3526 (Sized_relobj::incremental_relocs_write): New function.
3527 (Sized_relobj::incremental_relocs_write_reltype): New function.
3528 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3530 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3531 archives and object files elsewhere.
3532 (Add_symbols::run): Report object files here.
3533 (Finish_group::run): Report end of archive at end of group.
3534 * reloc.cc: Include layout.h, incremental.h.
3535 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3536 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3537 (Sized_relobj::incremental_relocs_scan): New function.
3538 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3539 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3540 (Sized_relobj::incremental_relocs_write): New function.
3541 (Sized_relobj::incremental_relocs_write_reltype): New function.
3542 * script.cc (read_input_script): Rewrite test for incremental link.
3543 Change call to Incremental_inputs::report_script.
3544 * symtab.h (Symbol_table::first_global_index): New function.
3545 (Symbol_table::output_count): New function.
3547 2010-08-12 Doug Kwan <dougkwan@google.com>
3549 * arm.cc (Target_arm::merge_object_attributes): Check command line
3550 options --no-wchar-size-warning and --no-enum-size-warning.
3551 * options.h (General_options): Add ld-compatible options
3552 --no-enum-size-warning and --no-wchar-size-warning.
3554 2010-08-04 Ian Lance Taylor <iant@google.com>
3556 * x86_64.cc (Target_x86_64::Scan::local): Use
3557 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3558 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3559 (Target_x86_64::Scan::global): Likewise.
3560 (Target_x86_64::Relocate::relocate): Likewise.
3561 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3564 2010-08-03 Cary Coutant <ccoutant@google.com>
3566 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3567 to reserve space in merged_strings vector. Keep total input size
3569 (Output_merge_string::do_print_merge_stats): Print total input size.
3570 * merge.h (Output_merge_string): Add input_size_ field.
3571 * stringpool.cc (Stringpool_template::string_length): Move
3572 implementations out of Stringpool_template class and place in
3574 * stringpool.h (string_length): Move out of Stringpool_template.
3576 2010-08-03 Ian Lance Taylor <iant@google.com>
3579 * layout.cc (relaxation_loop_body): If address of load segment is
3580 set, adjust address to include headers if possible.
3582 2010-08-03 Ian Lance Taylor <iant@google.com>
3584 * version.cc (version_string): Bump to 1.10.
3586 2010-08-03 Ian Lance Taylor <iant@google.com>
3589 * layout.h (enum Output_section_order): Define.
3590 (class Layout): Update declarations.
3591 * layout.cc (Layout::get_output_section): Add order parameter.
3592 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3593 is_first_non_relro parameters. Change all callers.
3594 (Layout::choose_output_section): Likewise.
3595 (Layout::add_output_section_data): Likewise.
3596 (Layout::make_output_section): Likewise. Set order.
3597 (Layout::default_section_order): New function.
3598 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3599 * output.cc (Output_section::Output_section): Initialize order_.
3600 Don't initialize deleted fields.
3601 (Output_segment::Output_segment): Don't initialize deleted
3603 (Output_segment::add_output_section_to_load): New function
3604 replacing add_output_section. Change all callers to call this or
3605 add_output_section_to_nonload.
3606 (Output_segment::add_output_section_to_nonload): New function.
3607 (Output_segment::remove_output_section): Rewrite.
3608 (Output_segment::add_initial_output_data): Likewise.
3609 (Output_segment::has_any_data_sections): Likewise.
3610 (Output_segment::is_first_section_relro): Likewise.
3611 (Output_segment::maximum_alignment): Likewise.
3612 (Output_segment::has_dynamic_reloc): New function replacing
3613 dynamic_reloc_count. Change all callers.
3614 (Output_segment::has_dynamic_reloc_list): New function replacing
3615 dynamic_reloc_count_list. Change all callers.
3616 (Output_segment::set_section_addresses): Rewrite.
3617 (Output_segment::set_offset): Rewrite.
3618 (Output_segment::find_first_and_last_list): Remove.
3619 (Output_segment::set_tls_offsets): Rewrite.
3620 (Output_segment::first_section_load_address): Likewise.
3621 (Output_segment::output_section_count): Likewise.
3622 (Output_segment::section_with_lowest_load_address): Likewise.
3623 (Output_segment::write_section_headers): Likewise.
3624 (Output_segment::print_sections_to_map): Likewise.
3625 * output.h (class Output_data): Remove dynamic_reloc_count_
3626 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3627 (Output_data::add_dynamic_reloc): Rewrite.
3628 (Output_data::has_dynamic_reloc): New function.
3629 (Output_data::dynamic_reloc_count): Remove.
3630 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3631 is_last_relro_, is_first_non_relro_, is_interp_,
3632 is_dynamic_linker_section_ fields. Add order and set_order
3633 functions. Remove is_relro_local, set_is_relro_local,
3634 is_last_relro, set_is_last_relro, is_first_non_relro,
3635 set_is_first_non_relro functions, is_interp, set_is_interp,
3636 is_dynamic_linker_section, and set_is_dynamic_linker_section
3638 (class Output_segment): Change Output_data_list from std::list to
3639 std:;vector. Add output_lists_ field. Remove output_data_ and
3640 output_bss_ fields. Update declarations.
3642 2010-08-02 Ian Lance Taylor <iant@google.com>
3644 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3645 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3646 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3648 2010-08-02 Ian Lance Taylor <iant@google.com>
3651 * script.cc (Script_options::Script_options): Initialize
3652 symbol_definitions_ and symbol_references_.
3653 (Script_options::add_symbol_assignment): Update
3654 symbol_definitions_ and symbol_references_.
3655 (Script_options::add_symbol_reference): New function.
3656 (script_symbol): New function.
3657 * script.h (class Script_options): Add symbol_definitions_ and
3658 symbol_references_ fields.
3659 (Script_options::referenced_const_iterator): New type.
3660 (Script_options::referenced_begin): New function.
3661 (Script_options::referenced_end): New function.
3662 (Script_options::is_referenced): New function.
3663 (Script_options::any_unreferenced): New function.
3664 * script-c.h (script_symbol): Declare.
3665 * yyscript.y (exp): Call script_symbol.
3666 * symtab.cc: Include "script.h".
3667 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3668 Change all callers. Check symbols referenced by scripts.
3669 (Symbol_table::add_undefined_symbols_from_command_line): Add
3670 layout parameter. Change all callers.
3671 (Symbol_table::do_add_undefined_symbols_from_command_line):
3672 Likewise. Break out loop body. Check symbols referenced by
3674 (Symbol_table::add_undefined_symbol_from_command_line): New
3675 function broken out of
3676 do_add_undefined_symbols_from_command_line.
3677 * symtab.h (class Symbol_table): Update declarations.
3678 * archive.cc: Include "layout.h".
3679 (Archive::should_include_member): Add layout parameter. Change
3680 all callers. Check for symbol mentioned in expression.
3681 * archive.h (class Archive): Update declaration.
3682 * object.cc (Sized_relobj::do_should_include_member): Add layout
3684 * object.h (Object::should_include_member): Add layout parameter.
3686 (Object::do_should_include_member): Add layout parameter.
3687 (class Sized_relobj): Update declaration.
3688 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3690 * dynobj.h (class Sized_dynobj): Update declaration.
3691 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3693 * plugin.h (class Sized_pluginobj): Update declaration.
3695 2010-08-02 Ian Lance Taylor <iant@google.com>
3698 * output.cc (Output_segment::set_offset): Search for the first and
3699 last sections rather than assuming that the list is in order.
3700 (Output_segment::find_first_and_last_list): New function.
3701 * output.h (class Output_segment): Update declarations.
3702 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3703 (relro_strip_test_SOURCES): New variable.
3704 (relro_strip_test_DEPENDENCIES): New variable.
3705 (relro_strip_test_LDFLAGS): New variable.
3706 (relro_strip_test_LDADD): New variable.
3707 (relro_strip_test.so): New target.
3709 2010-08-02 Ian Lance Taylor <iant@google.com>
3711 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3712 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3713 (Target_i386::got_tlsdesc_section): New function.
3714 (Target_i386::got_section): Create space for GOT entries for
3715 TLSDESC relocations.
3716 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3718 (Target_i386::Scan::global): Likewise.
3719 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3721 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3722 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3723 (Target_x86_64::got_tlsdesc_section): New function.
3724 (Target_x86_64::got_section): Create space for GOT entries for
3725 TLSDESC relocations.
3726 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3728 (Target_x86_64::Scan::global): Likewise.
3729 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3732 2010-08-02 Ian Lance Taylor <iant@google.com>
3734 * testsuite/final_layout.sh: Use dc to convert from hex to
3737 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3739 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3740 paramter to the call to gold::gc_process_relocs.
3741 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3742 paramter to the call to gold::gc_process_relocs.
3743 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3744 parameter to the call to gold::gc_process_relocs.
3745 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3746 template parameter to the call to gold::gc_process_relocs.
3747 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3748 paramter to the call to gold::gc_process_relocs.
3749 * gc.h (get_embedded_addend_size): New function.
3750 (gc_process_relocs): Save the size of the reloc for use by ICF.
3751 * icf.cc (get_section_contents): Get the addend from the text section
3752 for SHT_REL relocation sections.
3753 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3754 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3755 * int_encoding.h (read_from_pointer): New overloaded function.
3756 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3757 * testsuite/icf_sht_rel_addend_test.sh: New file.
3758 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3759 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3761 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3763 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3764 * Makefile.in: Regenerate.
3765 * testsuite/Makefile.in: Regenerate.
3767 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3769 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3770 * gold/testsuite/debug_msg.cc: Likewise.
3771 * gold/testsuite/odr_violation1.cc
3772 * gold/testsuite/odr_violation2.cc
3774 2010-07-21 Cary Coutant <ccoutant@google.com>
3776 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3777 string, and length fields.
3778 (Output_merge_string::Merged_strings_list): New type.
3779 (Output_merge_string::Merged_strings_lists): New typedef.
3780 (Output_merge_string): Replace merged_strings_ with
3781 merged_strings_lists_.
3782 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3783 Merged_strings_list per input object and section. Don't store pointer
3784 to the string. Don't store length with each merged string entry.
3785 (Output_merge_string::finalize_merged_data): Loop over list of merged
3786 strings lists. Recompute length of each merged string.
3788 2010-07-15 Cary Coutant <ccoutant@google.com>
3790 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3793 2010-07-14 Ian Lance Taylor <iant@google.com>
3795 * descriptors.cc (Descriptors::open): Report correct name in error
3798 2010-07-13 Doug Kwan <dougkwan@google.com>
3800 * arm.cc (Arm_input_section::Arm_input_section): For a
3801 SHT_ARM_EXIDX section, always keeps the input sections.
3802 (Arm_input_section::set_exidx_section_link): New method.
3803 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3804 has_errors_ to false.
3805 (Arm_exidx_input_section::has_errors,
3806 Arm_exidx_input_section::set_has_errors): New methods.
3807 (Arm_exidx_input_section::has_errors_): New data member.
3808 (Arm_relobj::get_exidx_shndx_list): New method.
3809 (Arm_output_section::append_text_sections_to_list): Do not skip
3810 section without SHF_EXECINSTR.
3811 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3813 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3814 section header. Make error messages more verbose. Check for
3815 a non-executable section linked to an EXIDX section.
3816 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3817 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3818 check that there is no deferred EXIDX section if we exit early.
3819 Instead of not making an EXIDX section in case of an error, make one
3820 and set the has_errors flag of it.
3821 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3822 in a relocatable link.
3823 (Target_arm::do_relax): Look for the EXIDX output section instead of
3824 assuming that it is called .ARM.exidx.
3825 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3826 section list. Do not check for SHF_EXECINSTR section flags but
3827 skip any input section with errors.
3828 * output.cc (Output_section::Output_section): Initialize
3829 always_keeps_input_sections_ to false.
3830 (Output_section::add_input_section): Check for
3831 always_keeps_input_sections_.
3832 * output.h (Output_section::always_keeps_input_sections,
3833 Output_section::set_always_keeps_input_sections): New methods.
3834 (Output_section::always_keeps_input_sections): New data member.
3836 2010-07-13 Rafael Espindola <espindola@google.com>
3838 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3839 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3841 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3842 Ian Lance Taylor <iant@google.com>
3844 * output.h (Output_section_lookup_maps::add_merge_section):
3845 Correct check of whether value was inserted.
3846 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3847 (Output_section_lookup_maps::add_relaxed_input_section):
3849 * arm.cc (Target_arm::got_section): Remove used local os.
3850 * i386.cc (Target_i386::got_section): Likewise.
3851 * x86_64.cc (Target_x86_64::got_section): Likewise.
3852 * sparc.cc (Target_sparc::got_section): Likewise.
3853 (Target_sparc::relocate): Remove unused local have_got_offset.
3854 * powerpc.cc (Target_powerpc::relocate): Likewise.
3856 2010-07-13 Ian Lance Taylor <iant@google.com>
3858 * compressed_output.cc (zlib_decompress): Fix signature in
3861 * archive.cc (Archive::include_member): Unlock an external member
3862 of a thin archive. Don't bother to delete an object we know is
3865 2010-07-12 Cary Coutant <ccoutant@google.com>
3867 * compressed_output.cc (zlib_decompress): New function.
3868 (get_uncompressed_size): New function.
3869 (decompress_input_section): New function.
3870 * compressed_output.h (get_uncompressed_size): New function.
3871 (decompress_input_section): New function.
3872 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3873 Handle compressed debug sections.
3874 * layout.cc (is_compressed_debug_section): New function.
3875 (Layout::output_section_name): Map compressed section names to
3877 * layout.h (is_compressed_debug_section): New function.
3878 (is_debug_info_section): Recognize compressed debug sections.
3879 * merge.cc: Include compressed_output.h.
3880 (Output_merge_data::do_add_input_section): Handle compressed
3882 (Output_merge_string::do_add_input_section): Handle compressed
3884 * object.cc: Include compressed_output.h.
3885 (Sized_relobj::Sized_relobj): Initialize new data members.
3886 (build_compressed_section_map): New function.
3887 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3888 * object.h (Object::section_is_compressed): New method.
3889 (Object::do_section_is_compressed): New method.
3890 (Sized_relobj::Compressed_section_map): New type.
3891 (Sized_relobj::do_section_is_compressed): New method.
3892 (Sized_relobj::compressed_sections_): New data member.
3893 * output.cc (Output_section::add_input_section): Handle compressed
3895 * reloc.cc: Include compressed_output.h.
3896 (Sized_relobj::write_sections): Handle compressed debug sections.
3898 2010-07-08 Cary Coutant <ccoutant@google.com>
3900 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3901 weak when resolving to a dynamic def.
3902 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3903 for weak undef/dynamic def cases. Adjust callers.
3904 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3905 undef_binding_weak_.
3906 (Symbol_table::sized_write_globals): Adjust symbol binding.
3907 (Symbol_table::sized_write_symbol): Add binding parameter.
3908 * symtab.h (Symbol::set_undef_binding): New method.
3909 (Symbol::is_undef_binding_weak): New method.
3910 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3911 (Symbol_table::should_override): Add new parameter.
3912 (Symbol_table::sized_write_symbol): Add new parameter.
3914 * testsuite/weak_undef_file1.cc: Add new test case.
3915 * testsuite/weak_undef_file2.cc: Fix header comment.
3916 * testsuite/weak_undef_test.cc: Add new test case.
3918 2010-06-29 Doug Kwan <dougkwan@google.com>
3920 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3921 Initialize USE_SYMBOL_.
3922 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3924 (Arm_reloc_property::uses_symbol_): New data member declaration.
3925 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3926 uses symbol value and symbol is undefined but not weakly undefined.
3928 2010-06-28 Rafael Espindola <espindola@google.com>
3930 * plugin.cc (Plugin::load): Use dlerror.
3932 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3934 * symtab.cc (detect_odr_violations): When reporting an ODR
3935 violation, report an object where the symbol is defined.
3937 2010-06-25 Doug Kwan <dougkwan@google.com>
3939 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3940 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3942 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3943 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3944 target hook to detect function points.
3945 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3946 * icf.h (Icf::check_section_for_function_pointers): Change type of
3947 parameter SECTION_NAME to const reference to std::string. Use
3948 target hook to determine if section may have unsafe pointers.
3949 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3952 2010-06-21 Rafael Espindola <espindola@google.com>
3954 * fileread.cc (Input_file::find_fie): New
3955 (Input_file::open): Use Input_file::find_fie.
3956 * fileread.h (Input_file::find_fie): New
3957 * plugin.cc (set_extra_library_path): New.
3958 (Plugin::load): Add set_extra_library_path to the transfer vector.
3959 (Plugin_manager::set_extra_library_path): New.
3960 (Plugin_manager::add_input_file): Use the extra search path if set.
3961 (set_extra_library_path(): New.
3962 * plugin.h (Plugin_manager): Add set_extra_library_path and
3965 2010-06-19 Cary Coutant <ccoutant@google.com>
3967 * layout.cc (gdb_sections): Add .debug_types.
3968 (lines_only_debug_sections): Likewise.
3970 2010-06-18 Rafael Espindola <espindola@google.com>
3972 * plugin.cc (add_input_file,add_input_library)
3973 (Plugin_manager::add_input_file): Make filename arguments const.
3974 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
3977 2010-06-16 Doug Kwan <dougkwan@google.com>
3979 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
3980 .ARM.attributes section if we have not merged any input
3981 attributes sections.
3983 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3985 * arm.cc: Allow combining objects with no EABI version
3988 2010-06-15 Rafael Espindola <espindola@google.com>
3990 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
3992 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
3994 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
3995 (struct iovec): Correct !HAVE_READV definition.
3997 2010-06-10 Cary Coutant <ccoutant@google.com>
3999 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4000 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4002 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4005 * symtab.h (Symbol::is_placeholder): New member function.
4006 * target-reloc.h (relocate_section): Check for placeholder symbols.
4008 * testsuite/Makefile.am (plugin_test_8): New test.
4009 (plugin_test_9): New test.
4010 * testsuite/Makefile.in: Regenerate.
4012 2010-06-09 Nick Clifton <nickc@redhat.com>
4014 * yyscript.y (input_list_element): Allow strings prefixed with
4015 the '-' character. Treat these as libraries.
4016 * script.cc (script_add_library): New function. Adds a library
4017 specified by "-l<name>" found in an input script.
4018 * script-c.h: Add prototype for script_add_library.
4020 2010-06-07 Doug Kwan <dougkwan@google.com>
4022 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4023 Restrict stub-group size to be within long conditional branch
4024 range when working around cortex-A8 erratum.
4026 2010-06-07 Damien Diederen <dd@crosstwine.com>
4028 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4031 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4035 (Output_section::Input_section_sort_entry::compare_section_ordering):
4036 Change to return non-zero correctly.
4037 (Output_section::Input_section_sort_section_order_index_compare
4038 ::operator()): Change to fix ambiguity in comparisons.
4040 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4042 * gold.h (is_wildcard_string): New function.
4043 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4044 (Layout::layout_eh_frame): Ditto.
4045 (Layout::find_section_order_index): New method.
4046 (Layout::read_layout_from_file): New method.
4047 * layout.h (Layout::find_section_order_index): New method.
4048 (Layout::read_layout_from_file): New method.
4049 (Layout::input_section_position_): New private member.
4050 (Layout::input_section_glob_): New private member.
4051 * main.cc (main): Call read_layout_from_file here.
4052 * options.h (--section-ordering-file): New option.
4053 * output.cc (Output_section::input_section_order_specified_): New
4055 (Output_section::Output_section): Initialize new member.
4056 (Output_section::add_input_section): Add new parameter.
4057 Keep input sections when --section-ordering-file is used.
4058 (Output_section::set_final_data_size): Sort input sections when
4059 section ordering file is specified.
4060 (Output_section::Input_section_sort_entry): Add new parameter.
4062 (Output_section::Input_section_sort_entry::compare_section_ordering):
4064 (Output_section::Input_section_sort_compare::operator()): Change to
4065 consider section_order_index.
4066 (Output_section::Input_section_sort_init_fini_compare::operator()):
4067 Change to consider section_order_index.
4068 (Output_section::Input_section_sort_section_order_index_compare
4069 ::operator()): New method.
4070 (Output_section::sort_attached_input_sections): Change to sort
4071 according to section order when specified.
4072 (Output_section::add_input_section<32, true>): Add new parameter.
4073 (Output_section::add_input_section<64, true>): Add new parameter.
4074 (Output_section::add_input_section<32, false>): Add new parameter.
4075 (Output_section::add_input_section<64, false>): Add new parameter.
4076 * output.h (Output_section::add_input_section): Add new parameter.
4077 (Output_section::input_section_order_specified): New
4079 (Output_section::set_input_section_order_specified): New method.
4080 (Input_section::Input_section): Initialize section_order_index_.
4081 (Input_section::section_order_index): New method.
4082 (Input_section::set_section_order_index): New method.
4083 (Input_section::section_order_index_): New member.
4084 (Input_section::Input_section_sort_section_order_index_compare): New
4086 (Output_section::input_section_order_specified_): New member.
4087 * script-sections.cc (is_wildcard_string): Delete and move modified
4089 (Output_section_element_input::Output_section_element_input): Modify
4090 call to is_wildcard_string.
4091 (Output_section_element_input::Input_section_pattern
4092 ::Input_section_pattern): Ditto.
4093 (Output_section_element_input::Output_section_element_input): Ditto.
4094 * testsuite/Makefile.am (final_layout): New test case.
4095 * testsuite/Makefile.in: Regenerate.
4096 * testsuite/final_layout.cc: New file.
4097 * testsuite/final_layout.sh: New file.
4099 2010-06-01 Rafael Espindola <espindola@google.com>
4101 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4103 2010-06-01 Rafael Espindola <espindola@google.com>
4105 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4106 visibility of symbols.
4108 2010-05-27 Doug Kwan <dougkwan@google.com>
4110 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4111 from start of output section instead of address for a local symbol
4112 in a merged or relaxed section when doing a relocatable link.
4114 2010-05-26 Rafael Espindola <espindola@google.com>
4117 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4118 adding sections the garbage collector removed.
4119 * gold/testsuite/Makefile.am: Add test.
4120 * gold/testsuite/Makefile.in: Regenerate.
4121 * gold/testsuite/plugin_test_7.sh: New.
4122 * gold/testsuite/plugin_test_7_1.c: New.
4123 * gold/testsuite/plugin_test_7_2.c: New.
4125 2010-05-26 Rafael Espindola <espindola@google.com>
4127 * script-sections.cc (Output_section_definition::set_section_addresses):
4128 Check for --section-start.
4130 2010-05-26 Doug Kwan <dougkwan@google.com>
4132 * arm.cc (Arm_scan_relocatable_relocs): New class.
4133 (Target_arm::relocate_special_relocatable): New method.
4134 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4135 (Arm_relocate_functions::thumb_branch_common): Same.
4136 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4137 instead of Default_scan_relocatable_relocs.
4138 * target-reloc.h (relocate_for_relocatable): Let target handle
4139 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4140 * target.h (Sized_target::relocate_special_relocatable): New method.
4142 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4144 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4146 2010-05-23 Doug Kwan <dougkwan@google.com>
4148 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4150 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4151 with a direct branch, not a conditional branch, to a stub.
4152 * merge.cc (Output_merge_base::record_input_section): New method
4154 (Output_merge_data::do_add_input_section): Record input section if
4155 keeps-input-sections flag is set.
4156 (Output_merge_string::do_add_input_section): Ditto.
4157 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4158 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4160 (Output_merge_base::keeps_input_sections,
4161 Output_merge_base::set_keeps_input_sections,
4162 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4164 (Output_merge_base::Input_sections): New type declaration.
4165 (Output_merge_base::input_sections_begin,
4166 Output_merge_base::input_sections_end,
4167 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4168 (Output_merge_base::bool keeps_input_sections_,
4169 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4170 Output_merge_base::input_sections_): New data members.
4171 (Output_merge_data::do_set_keeps_input_sections): New method
4173 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4174 * output.cc (Output_section::Input_section::relobj): Move method
4175 defintion from class declaration to here and handle merge sections.
4176 (Output_section::Input_section::shndx): Ditto.
4177 (Output_section::Output_section): Remove initializations of removed
4178 data members and initialize new data member LOOKUP_MAPS_.
4179 (Output_section::add_input_section): Set keeps-input-sections flag
4180 for a newly created merge output section as appropriate. Adjust code
4181 to use Output_section_lookup_maps class.
4182 (Output_section::add_relaxed_input_section): Adjst code for lookup
4183 maps code refactoring.
4184 (Output_section::add_merge_input_section): Add a new parameter
4185 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4186 class. If adding input section to a newly created merge output
4187 section fails, remove the new merge section.
4188 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4189 Adjust code for use of the Output_section_lookup_maps class.
4190 (Output_section::find_merge_section): Ditto.
4191 (Output_section::build_lookup_maps): New method defintion.
4192 (Output_section::find_relaxed_input_section): Adjust code to use
4193 Output_section_lookup_maps class.
4194 (Output_section::get_input_sections): Export merge sections. Adjust
4195 code to use Output_section_lookup_maps class.
4196 (Output_section:::add_script_input_section): Adjust code to use
4197 Output_section_lookup_maps class. Update lookup maps for merge
4199 (Output_section::discard_states): Use Output_section_lookup_maps.
4200 (Output_section::restore_states): Same.
4201 * output.h (Merge_section_properties): Move class defintion out of
4203 (Output_section_lookup_maps): New class.
4204 (Output_section::Input_section::is_merge_section): New method
4206 (Output_section::Input_section::relobj): Move defintion out of class
4207 defintion. Declare method only.
4208 (Output_section::Input_section::shndx): Ditto.
4209 (Output_section::Input_section::output_merge_base): New method defintion.
4210 (Output_section::Input_section::u2_.pomb): New union field.
4211 (Output_section::Merge_section_by_properties_map,
4212 Output_section::Output_section_data_by_input_section_map,
4213 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4215 (Output_section::add_merge_input_section): Add new parameter
4216 KEEPS_INPUT_SECTIONS.
4217 (Output_section::build_lookup_maps): New method declaration.
4218 (Output_section::merge_section_map_,
4219 Output_section::merge_section_by_properties_map_,
4220 Output_section::relaxed_input_section_map_,
4221 Output_section::is_relaxed_input_section_map_valid_): Remove data
4223 (Output_section::lookup_maps_): New data member.
4225 2010-05-21 Doug Kwan <dougkwan@google.com>
4228 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4229 avoid a compilation error.
4231 2010-05-19 Rafael Espindola <espindola@google.com>
4233 * script-sections.cc (Output_section_definition::allocate_to_segment):
4234 Update the phdrs_list even when the output section is NULL.
4235 * testsuite/Makefile.am: Add test.
4236 * testsuite/Makefile.in: Regenerate.
4237 * testsuite/script_test_9.cc: New.
4238 * testsuite/script_test_9.sh: New.
4239 * testsuite/script_test_9.t: New.
4241 2010-05-19 Doug Kwan <dougkwan@google.com>
4243 * arm.cc (Arm_input_section::original_size): New method.
4244 (Arm_input_section::do_addralign): Add a cast.
4245 (Arm_input_section::do_output_offset): Remove static cast.
4246 (Arm_input_section::original_addralign,
4247 Arm_input_section::original_size_): Change type to uint32_t.
4248 (Arm_input_section::init): Add safe casts for section alignment
4250 (Arm_input_section::set_final_data_size): Do not set address and
4251 offset of stub table.
4252 (Arm_output_section::fix_exidx_coverage): Change use of of
4253 Output_section::Simple_input_section to that of
4254 Output_section::Input_section.
4255 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4256 except for the first pass.
4257 * output.cc (Output_section::get_input_sections): Change type of
4258 input_sections to std::list<Input_section>.
4259 (Output_section::add_script_input_section): Rename from
4260 Output_section::add_simple_input_section. Change type of SIS
4261 parameter from Simple_input_section to Input_section.
4262 * output.h (Output_section::Simple_input_section): Remove class.
4263 (Output_section::Input_section): Change class visibility to public.
4264 (Output_section::Input_section::addralign): Use stored alignments
4265 for special input sections if set.
4266 (Output_section::Input_section::set_addralign): New method.
4267 (Output_section::get_input_sections): Change parameter type from
4268 list of Simple_input_section to list of Input_section.
4269 (Output_section::add_script_input_section): Rename from
4270 Output_section::add_simple_input_section. Change first parameter's
4271 type from Simple_input_section to Input_section and remove the
4272 second and third parameters.
4273 * script-sections.cc (Input_section::Input_section_list): Change
4274 type to list of Output_section::Input_section/
4275 (Input_section_info::Input_section_info): Change parameter type of
4276 INPUT_SECTION to Output_section::Input_section.
4277 (Input_section_info::input_section): Change return type.
4278 (Input_section_info::input_section_): Change type to
4279 Output_section::Input_section.
4280 (Output_section_element_input::set_section_addresses): Adjust code
4281 to use Output_section::Input_section instead of
4282 Output_section::Simple_input_section. Adjust code for renaming
4283 of Output_section::add_simple_input_section.
4284 (Orphan_output_section::set_section_addresses): Ditto.
4286 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4288 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4289 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4291 2010-05-18 Rafael Espindola <espindola@google.com>
4293 * options.cc (General_options::finalize): Handle -nostdlib.
4294 * options.h (nostdlib): New option.
4295 * script.cc (script_add_search_dir): Handle -nostdlib.
4297 2010-05-12 Doug Kwan <dougkwan@google.com>
4299 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4300 attributes section only if there no attributes section after merging.
4301 (Target_arm::merge_object_attributes): Move value of
4302 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4303 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4304 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4305 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4306 and arm_attr_merge_7.stdout.
4307 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4308 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4309 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4310 arm_attr_merge_7b.o): New rules.
4311 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4313 * testsuite/Makefile.in: Regenerate.
4314 * testsuite/arm_attr_merge.sh: New file.
4315 * testsuite/arm_attr_merge_[67][ab].s: Same.
4317 2010-05-05 Nick Clifton <nickc@redhat.com>
4319 * po/es.po: Updated Spanish translation.
4321 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4323 * Makefile.am (install-exec-local): Properly install gold as
4324 default cross linker.
4325 * Makefile.in: Regenerated.
4327 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4328 Nick Clifton <nickc@redhat.com>
4330 * configure.ac (install_as_default): Define and set to false
4331 unless --enable-gold or --enable-gold=both/gold has been
4333 * configure: Regenerate.
4335 * Makefile.am (install-exec-local): Install the executable as
4336 'ld.gold'. If install_as_default is true then also install it as
4338 * Makefile.in: Regenerated.
4340 2010-04-24 Ian Lance Taylor <iant@google.com>
4342 * layout.cc (Layout::layout_reloc): In relocatable link don't
4343 combine reloc sections for grouped sections.
4345 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4347 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4348 sections that are not ordinary to icf.
4349 * icf.cc (get_section_contents): Handle relocation pointing to section
4350 with no object or shndx information.
4351 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4352 * testsuite/Makefile.in: Regenerate.
4353 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4354 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4356 2010-04-22 Ian Lance Taylor <iant@google.com>
4358 * expression.cc (Expression::Expression_eval_info): Add
4359 result_alignment_pointer field.
4360 (Expression::eval_with_dot): Add result_alignment_pointer
4361 parameter. Change all callers.
4362 (Expression::eval_maybe_dot): Likewise.
4363 (class Binary_expression): Add alignment_pointer parameter to
4364 left_value and right_value. Change all callers.
4365 (BINARY_EXPRESSION): Set result alignment.
4366 (class Trinary_expression): Add alignment_pointer parameter to
4367 arg2_value and arg3_value. Change all callers.
4368 (Trinary_cond::value): Set result alignment.
4369 (Max_expression::value, Min_expression::value): Likewise.
4370 (Align_expression::value): Likewise.
4371 * script-sections.cc (class Sections_element): Add dot_alignment
4372 parameter to set_section_addresses virtual function. Update
4374 (class Output_section_element): Likewise.
4375 (Script_sections::create_segments): Add dot_alignment parameter.
4377 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4378 (Script_sections::set_phdrs_clause_addresses): Likewise.
4379 * script-sections.h: Update declarations.
4380 * script.h: Update declarations.
4381 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4383 * testsuite/script_test_3.t: Set large alignment.
4384 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4385 segment has expected alignment.
4387 2010-04-22 Nick Clifton <nickc@redhat.com>
4389 * po/gold.pot: Updated by the Translation project.
4390 * po/vi.po: Updated Vietnamese translation.
4392 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4394 * testsuite/Makefile.am (check_PROGRAMS): Add
4395 icf_virtual_function_folding_test.
4396 * testsuite/Makefile.in: Regenerated.
4398 2010-04-15 Andrew Haley <aph@redhat.com>
4400 * options.h (merge_exidx_entries): New option.
4401 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4402 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4403 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4404 (Target_arm::merge_exidx_entries): New function.
4405 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4406 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4407 to Arm_exidx_fixup constructor.
4408 Add new arg, merge_exidx_entries.
4409 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4410 Arm_output_section::fix_exidx_coverage.
4412 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4414 * icf.cc (get_section_contents): Check for preemptible functions.
4415 Ignore addend when appropriate.
4416 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4418 (add_from_relobj): Check for section folded.
4419 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4420 * symtab.h (should_add_dynsym_entry): Add new parameter.
4421 * target-reloc.h (scan_relocs): Check for section folded.
4422 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4423 Check reloc types for function pointers in shared objects.
4424 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4426 (icf_preemptible_functions_test): New test case.
4427 (icf_string_merge_test): New test case.
4428 * testsuite.Makefile.in: Regenerate.
4429 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4430 bar_glob. Refactor code.
4431 * testsuite/icf_preemptible_functions_test.cc: New file.
4432 * testsuite/icf_preemptible_functions_test.sh: New file.
4433 * testsuite/icf_string_merge_test.cc: New file.
4434 * testsuite/icf_string_merge_test.sh: New file.
4435 * testsuite/icf_virtual_function_folding_test.cc: New file.
4436 * testsuite/icf_virtual_function_folding_test.sh: New file.
4438 2010-04-14 Doug Kwan <dougkwan@google.com>
4440 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4441 for local symbol recounting if we remove a section due to ICF.
4442 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4443 there are no regular objects in input.
4445 2010-04-13 Doug Kwan <dougkwan@google.com>
4447 * arm.cc (Arm_input_section::set_final_data_size): Compute
4448 accurate final data size instead of using current data size.
4450 2010-04-09 Doug Kwan <dougkwan@google.com>
4452 * layout.cc (Layout::choose_output_section): Handle script section
4454 (Layout::make_output_section_for_script): Add section type parameter.
4455 Handle script section types.
4456 * layout.h (Layout::make_output_section_for_script): Add section
4458 * output.cc (Output_section::Output_section): Initialize data member
4460 (Output_section::do_reset_address_and_file_offset): Do not set address
4461 to 0 if section is a NOLOAD section.
4462 * output.h (Output_section::is_noload): New method.
4463 (Output_section::set_is_noload): Ditto.
4464 (Output_section::is_noload_): New data member.
4465 * script-c.h (Script_section_type): New enum type.
4466 (struct Parser_output_section_header): Add new file section_type.
4467 * script-sections.cc (Sections_element::output_section_name): Add
4468 parameter for returning script section type.
4469 (Output_section_definition::output_section_name): Ditto.
4470 (Output_section_definition::section_type)P; New method.
4471 (Output_section_definiton::script_section_type_name): Ditto.
4472 (Output_section_definition::script_section_type_): New data member.
4473 (Output_section_definition::Output_section_definition): Initialize
4474 data member Output_section_definition::script_section_type_.
4475 (Output_section_definition::create_sections): Pass script section type
4476 to Layout::make_output_section_for_script.
4477 (Output_section_definition::output_section_name): Return script
4478 section type to caller.
4479 (Output_section_definition::set_section_address): Do not advance
4480 dot value and load address if section type is NOLOAD. Set address
4481 of NOLOAD sections regardless of section flags.
4482 (Output_section_definition::print): Print section type if it is
4483 not SCRIPT_SECTION_TYPE_NONE.
4484 (Output_section_definition::section_type): New method.
4485 (Output_section_definition::script_section_type_name): Ditto.
4486 (Script_sections::output_section_name): Add new parameter
4487 PSECTION_TYPE for returning script section type. Pass it to
4488 section elements. Handle discard sections.
4489 (Sort_output_sections::operator()): Handle NOLOAD sections.
4490 * script-sections.h (Script_sections::Section_type): New enum type.
4491 (Script_sections::output_section_name): Add a new parameter for
4492 returning script section type.
4493 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4495 * yyscript.y (union): Add new field SECTION_TYPE.
4496 (COPY, DSECT, INFO, NOLOAD): New tokens.
4497 (opt_address_and_section_type): Change type to output_section_header.
4498 (section_type): New non-terminal
4499 (section_header): Handle section type.
4500 (opt_address_and_section_type): Return section type value.
4502 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4504 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4505 * testsuite/plugin_common_test_2.c (foo): Likewise.
4507 2010-04-08 Doug Kwan <dougkwan@google.com>
4509 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4511 * output.cc (Output_section::add_merge_input_section): Simplify
4512 code and return status of Output_merge_base::add_input_section.
4513 Update merge section map only if Output_merge_base::add_input_section
4516 2010-04-07 Doug Kwan <dougkwan@google.com>
4518 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4519 if section is marked as containing instructions but has no mapping
4521 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4522 correct section index.
4523 (Arm_relobj::find_linked_text_section): Ditto.
4525 2010-04-07 Cary Coutant <ccoutant@google.com>
4527 * archive.cc (include_member): Destroy Read_symbols_data object before
4529 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4530 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4531 (Read_symbols_data::~Read_symbols_data) New destructor.
4532 (Section_relocs::Section_relocs) New constructor.
4533 (Section_relocs::~Section_relocs) New destructor.
4534 (Read_relocs_data::Read_relocs_data) New constructor.
4535 (Read_relocs_data::~Read_relocs_data) New destructor.
4536 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4537 pointers to NULL after deleting.
4539 2010-04-07 Doug Kwan <dougkwan@google.com>
4541 * arm.cc: Replace "endianity" with "endianness" in comments.
4542 (Arm_exidx_cantunwind): Ditto.
4543 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4544 (Arm_relobj::merge_flags_and_attributes): New method.
4545 (Arm_relobj::merge_flags_and_attributes_): New data member.
4546 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4547 (Arm_relobj::scan_sections_for_stubs): Ditto.
4548 (Arm_relobj::do_read_symbols): Check to see if we really want to
4549 merge processor-specific flags and attributes. Exit early if
4550 an object is empty except for section names and the undefined symbol.
4551 (Target_arm::do_finalize_sections): Move check for ELF format to
4552 Arm_relobj::do_read_symbols. Merge processor specific flags and
4553 attributes from a regular object only when we have determined that
4554 it is aapropriate. Do not create an .ARM.attributes section in
4555 output if there is no regular input object.
4556 (Target_arm::merge_processor_specific_flags): Check
4557 --warn-mismatch before printing any error.
4558 (Target_arm::merge_object_attributes): Ditto.
4559 * gold.cc (queue_middle_tasks): Handle the case in which there is
4560 no regular object in input.
4561 * options.cc (General_options::parse_EB): New method.
4562 (General_options::parse_EL): Same.
4563 (General_options::General_options): Initialize endianness_.
4564 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4566 (General_options::Endianness): New enum.
4567 (General_options::endianness): New method.
4568 (General_options::endianness_): New data member.
4569 * parameters.cc (Parameters::set_options): Check target endianness.
4570 (Parameters::set_target_once): Ditto.
4571 (Parameters::check_target_endianness): New method.
4572 (parameters_force_valid_target): If either -EL or -EB is specified,
4573 use it to define endianness of default target.
4574 * parameters.h (Parameters::check_target_endianness): New method
4576 * target.h (class Target): Change "endianity" to "endianness"
4579 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4581 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4582 * configure: Regenerate.
4583 * Makefile.in: Regenerate.
4584 * testsuite/Makefile.in: Regenerate.
4586 2010-04-06 Cary Coutant <ccoutant@google.com>
4589 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4590 prevailing definitions of common symbols.
4591 * testsuite/plugin_test_6.sh: New test case.
4592 * testsuite/plugin_common_test_1.c: New test case.
4593 * testsuite/plugin_common_test_2.c: New test case.
4594 * testsuite/Makefile.am (plugin_test_6): New test case.
4595 * testsuite/Makefile.in: Regenerate.
4597 2010-04-06 Nick Clifton <nickc@redhat.com>
4599 * po/vi.po: New Vietnamese translation.
4601 2010-03-30 Doug Kwan <dougkwan@google.com>
4603 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4605 2010-03-25 Doug Kwan <dougkwan@google.com>
4607 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4608 to avoid a conversion warning on a 32-bit host.
4610 2010-03-24 Ian Lance Taylor <iant@google.com>
4612 * testsuite/script_test_3.t: Add a TLS segment.
4613 * testsuite/Makefile.am (check_PROGRAMS): Add
4614 tls_phdrs_script_test.
4615 (tls_phdrs_script_test_SOURCES): Define.
4616 (tls_phdrs_script_test_DEPENDENCIES): Define.
4617 (tls_phdrs_script_test_LDFLAGS): Define.
4618 (tls_phdrs_script_test_LDADD): Define.
4619 * testsuite/Makefile.in: Rebuild.
4621 2010-03-23 Cary Coutant <ccoutant@google.com>
4623 * fileread.cc (find_or_make_view): Fix comment.
4625 2010-03-23 Ian Lance Taylor <iant@google.com>
4627 * script-sections.cc (class Orphan_section_placement): Define
4628 PLACE_TLS and PLACE_TLS_BSS.
4629 (Orphan_section_placement::Orphan_section_placement): Initialize
4631 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4632 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4633 (tls_script_test_SOURCES): Define.
4634 (tls_script_test_DEPENDENCIES): Define.
4635 (tls_script_test_LDFLAGS): Define.
4636 (tls_script_test_LDADD): Define.
4637 * testsuite/Makefile.in: Rebuild.
4639 2010-03-22 Doug Kwan <dougkwan@google.com>
4641 * arm.cc (Arm_relocate_functions::abs8,
4642 Arm_relocate_functions::abs16): Use correct check for overflow
4643 specified in the ARM ELF specs.
4644 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4645 target of a BLX instruction specially.
4646 (Reloc_stub::stub_type_for_reloc): Ditto.
4647 (Relocate::relocate): Use symbolic names instead of numeric relocation
4648 codes to report error.
4649 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4651 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4652 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4653 thumb2_blx_out_of_range.stdout
4654 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4655 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4656 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4657 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4658 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4659 thumb2_blx_in_range, thumb2_blx_in_range.o,
4660 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4661 thumb2_blx_out_of_range.o): New rules.
4662 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4663 thumb2_blx_in_range and thumb2_blx_out_of_range.
4664 * testsuite/Makefile.in: Regenerate.
4665 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4666 * testsuite/thumb_blx_in_range.s: New file.
4667 * testsuite/thumb_blx_out_of_range.s: New file.
4669 2010-03-22 Rafael Espindola <espindola@google.com>
4671 * archive.cc (Should_include): Move to archive.h.
4672 (should_include_member): Make it a member of Archive.
4674 (Add_lib_group_symbols): New.
4675 * archive.h: Include options.h.
4676 (Archive_member): Moved from Archive.
4677 (Should_include): Moved from archive.cc.
4679 (Add_lib_group_symbols): New.
4680 * dynobj.cc (do_should_include_member): New.
4681 * dynobj.h (do_should_include_member): New.
4682 * gold.cc (queue_initial_tasks): Update call to queue.
4683 * main.cc (main): Print lib group stats.
4684 * object.cc (do_should_include_member): New.
4685 * object.h: Include archive.h.
4686 (Object::should_include_member): New.
4687 (Object::do_should_include_member): New.
4688 (Sized_relobj::do_should_include_member): New.
4689 * options.cc (General_options::parse_start_lib): New.
4690 (General_options::parse_end_lib): New.
4691 (Input_arguments::add_file): Handle lib groups.
4692 (Input_arguments::start_group): Check we are not in a lib.
4693 (Input_arguments::start_lib): New.
4694 (Input_arguments::end_lib): New.
4695 * options.h (General_options): Add start_lib and end_lib.
4696 (Input_argument::lib_): New.
4697 (Input_argument::lib): New.
4698 (Input_argument::is_lib): New.
4699 (Input_file_lib): New.
4700 (Input_arguments::in_lib_): New.
4701 (Input_arguments::in_lib): New.
4702 (Input_arguments::start_lib): New.
4703 (Input_arguments::end_lib_): New.
4704 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4705 in unused members as preempted.
4706 (Sized_pluginobj::do_should_include_member): New.
4707 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4708 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4710 (Read_symbols::do_whole_lib_group): New.
4711 (Read_symbols::do_lib_group): New.
4712 (Read_symbols::do_read_symbols): Handle lib groups.
4713 (Read_symbols::get_name): Handle lib groups.
4714 * readsyms.h (Read_symbols): Add an archive member pointer.
4715 (Read_symbols::do_whole_lib_group): New.
4716 (Read_symbols::do_lib_group): New.
4717 (Read_symbols::member_): New.
4718 * script.cc (read_input_script): Update call to queue_soon.
4720 2010-03-19 Doug Kwan <dougkwan@google.com>
4722 * arm.cc (Stub_table::Stub_table): Initialize new data members
4723 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4724 (Stub_table::add_reloc_stub): Assign stub offset and update
4725 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4726 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4728 (Stub_table::update_data_size_and_addralign): Use
4729 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4730 instead of going over all reloc stubs.
4731 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4732 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4733 Stringpool_template::offset_ to size of Stringpool_char.
4734 (Stringpool_template::new_key_offset): Remove code to initialize
4735 Stringpool_template::offset_.
4736 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4737 Stringpool_template::offset_ to zero.
4739 2010-03-15 Doug Kwan <dougkwan@google.com>
4741 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4743 (Stringpool_template::new_key_offset): New method.
4744 (Stringpool_template::add_string): Assign offsets when adding new
4746 (Stringpool_template::set_string_offsets): Do not set string offsets
4747 when not optimizing.
4748 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4750 (Chunked_vector::clear): Clear size_.
4751 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4752 (Chunked_vector::size): Return size_.
4753 (Chunked_vector::push_back): Use size_ to find insert position.
4754 (Chunked_vector::size_): New data member.
4755 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4756 (Stringpool_template::new_key_offset): New method declaration.
4757 (Stringpool_template::offset_): New data member.
4759 2010-03-15 Rafael Espindola <espindola@google.com>
4761 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4762 Add_symbols' constructor.
4763 * readsyms.h (Add_symbols): Remove the input_group member.
4765 2010-03-10 Ian Lance Taylor <iant@google.com>
4767 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4768 target to ask whether a reference to a symbol requires a stack
4770 * target.h (Target::is_call_to_non_split): New function.
4771 (Target::do_is_call_to_non_split): Declare virtual function.
4772 * target.cc: Include "symtab.h".
4773 (Target::do_is_call_to_non_split): New function.
4774 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4776 2010-03-10 Cary Coutant <ccoutant@google.com>
4778 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4779 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4780 (File_read::open[2]): Add whole_file_view_ to list of views.
4781 (File_read::make_view): Remove test of whole_file_view_.
4782 (File_read::find_or_make_view): Create whole_file_view_ if
4784 (File_read::clear_views): Replace bool parameter with enum;
4785 adjust all callers. Don't delete views with permanent data;
4786 do delete cached views and views from archives if
4787 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4788 if clearing the corresponding view.
4789 * fileread.h (File_read::Clear_views_mode): New enum.
4790 (File_read::View::is_permanent_view): New method.
4791 (File_read::clear_views): Replace bool parameter
4792 with enum; adjust all callers.
4793 * options.h (General_options): Change keep_files_mapped option;
4794 add map_whole_files.
4795 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4797 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4800 2010-03-10 David S. Miller <davem@davemloft.net>
4802 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4804 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4806 * icf.cc (get_section_contents): Add '@' marker after processing the
4809 2010-03-08 Doug Kwan <dougkwan@google.com>
4811 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4812 due to a conversion warning.
4813 (Arm_relobj::update_output_local_symbol_count): Check for local
4814 symbol with unset output index.
4816 2010-03-05 Ian Lance Taylor <iant@google.com>
4818 * options.h (class General_options): Add --spare-dynamic-tags.
4819 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4820 --spare-dynamic-tags.
4822 2010-03-05 Ian Lance Taylor <iant@google.com>
4824 * incremental.cc: Include "libiberty.h".
4826 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4828 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4829 function, is_info_ member.
4830 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4831 (Versions::Versions): Update caller.
4832 (Versions::define_base_version): Likewise.
4833 (Versions::add_def): Likewise.
4835 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4837 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4838 (Scan::possible_function_pointer_reloc): New function.
4839 (Scan::local_reloc_may_be_function_pointer): Change to call
4840 possible_function_pointer_reloc.
4841 (Scan::global_reloc_may_be_function_pointer): Ditto.
4842 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4843 relocations in ".data.rel.ro._ZTV" section.
4844 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4845 * testsuite/icf_safe_so_test.cc: Ditto.
4846 * testsuite/icf_safe_test.cc: Ditto.
4847 * testsuite/icf_safe_test.sh: Ditto.
4849 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4850 Ian Lance Taylor <iant@google.com>
4852 * target-reloc.h (relocate_section): Check the symbol table index
4853 for -1U before setting the local symbol index.
4854 (scan_relocatable_relocs): If copying the relocation, record that
4855 the local symbol is required.
4856 * object.h (Symbol_value::is_output_symtab_index_set): New
4858 (Symbol_value::may_be_discarded_from_output_symtab): New
4860 (Symbol_value::has_output_symtab_entry): New function.
4861 (Symbol_value::needs_output_symtab_entry): Remove.
4862 (Symbol_value::output_symtab_index): Make sure the symbol index is
4864 (Symbol_value::set_output_symtab_index): Make sure the symbol
4865 index is not set. Make sure the new index is valid.
4866 (Symbol_value::set_must_have_output_symtab_entry): New function.
4867 (Symbol_value::has_output_dynsym_entry): New function.
4868 (Symbol_value::set_output_dynsym_index): Make sure the new index
4870 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4871 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4872 local symbol if permitted.
4873 (Sized_relobj::do_finalize_local_symbols): Call
4874 is_output_symtab_index_set rather than needs_output_symtab_entry.
4875 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4876 rather than needs_output_symtab_entry. Call
4877 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4878 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4879 is_output_symtab_index_set rather than needs_output_symtab_entry.
4880 * testsuite/discard_locals_relocatable_test.c: New file.
4881 * testsuite/discard_locals_test.sh: Test -r.
4882 * testsuite/Makefile.am (check_DATA): Add
4883 discard_locals_relocatable_test1.syms,
4884 discard_local_relocatable_test2.syms.
4885 (MOSTLYCLEANFILES): Likewise. Also add
4886 discard_locals_relocatable_test1.lout and
4887 discard_locals_relocatable_test2.out.
4888 (discard_locals_relocatable_test1.syms): New target.
4889 (discard_locals_relocatable_test.o): New target.
4890 (discard_locals_relocatable_test1.out): New target.
4891 (discard_locals_relocatable_test2.syms): New target.
4892 (discard_locals_relocatable_test2.out): New target.
4893 (various): Add missing ../ld-new dependencies.
4894 * testsuite/Makefile.in: Rebuild.
4896 2010-03-03 Nick Clifton <nickc@redhat.com>
4898 * po/fi.po: New Finnish translation.
4900 2010-03-01 Doug Kwan <dougkwan@google.com>
4902 * layout.cc (Layout::Layout): Force section types of .init_array*,
4903 .preinit_array* and .fini_array* sections.
4904 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4905 Fix check of return value of std::string::find.().
4906 (Output_section::Input_section_sort_compare::operator()): Remove
4907 comment about .init_array.
4908 (Output_section::Input_section_sort_init_fini_compare::operator()):
4910 (Output_section::sort_attached_input_sections): Handle .init_array
4911 and .fini_array specially.
4912 * output.h (Output_section::Inut_section_sort_compare): Update
4914 (Output_section::Input_section_sort_init_fini_compare): New struct.
4916 2010-02-26 Doug Kwan <dougkwan@google.com>
4918 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4919 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4920 * testsuite/debug_msg.sh: Avoid matching source line number for
4921 use of global variable undef_int.
4923 2010-02-26 Doug Kwan <dougkwan@google.com>
4925 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4926 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4927 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4928 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4929 * options.cc (General_options::General_options): Initialize member
4931 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4932 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4933 and rm_no_fix_v4bx.stdout
4934 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4935 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4936 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4937 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4938 and arm_no_fix_v4bx.
4939 * Makefile.in: Regenerate.
4940 * testsuite/arm_fix_v4bx.s: New file.
4941 * testsuite/arm_fix_v4bx.sh: Ditto.
4943 2010-02-24 Doug Kwan <dougkwan@google.com>
4945 * arm.cc (Target_arm::got_section): Make the .got section the first
4946 non RELRO section in the data segment.
4947 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4948 suffixes of section names.
4950 2010-02-24 Doug Kwan <dougkwan@google.com>
4952 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
4953 flags and attributes merging if an input file is a binary file.
4954 * fileread.cc (Input_file::open): Record format of original file.
4955 * fileread.h (Input_file::Format): New enum type.
4956 (Input_file::Input_file): Initialize data member format_.
4957 (Input_file::format): New method definition.
4958 (Input_file::format_):: New data member.
4960 2010-02-24 Doug Kwan <dougkwan@google.com>
4962 * arm.cc (Arm_output_data_got): New class.
4963 (ARM_TCB_SIZE): New constant
4964 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
4965 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
4966 If user uses a script with a SECTIONS clause, issue only a warning
4967 for a misplaced EXIDX input section. Otherwise, issue an error.
4968 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
4970 (Target_arm::got_mode_index_entry): Handle static linking.
4971 (Target_arm::Scan::local): Ditto.
4972 (Target_arm::Scan::global): Ditto.
4973 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
4974 all incorrectly implemented relocations.
4975 (Target_arm::fix_exidx_coverage): Pass layout to
4976 Arm_output_section::fix_exidx_coverage.
4977 * layout.cc (Layout::section_name_mapping): Remove trailing dots
4978 from ".ARM.exidx." and ".ARM.extab.".
4980 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4982 * arm.cc (Target_arm::do_finalize_sections): Create attribute
4983 section if it does not already exist.
4984 * attributes.cc (Attributes_section_data::Attributes_section_data):
4985 Don't crash if size is zero.
4987 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4988 Ian Lance Taylor <iant@google.com>
4990 * gold.cc (queue_middle_tasks): If no input files were opened,
4992 * workqueue.h (Task_function::Task_function): Assert that there is
4995 2010-02-22 Doug Kwan <dougkwan@google.com>
4997 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
4998 * icf.cc (get_section_contents): Cast snprintf arguments to long long
4999 types to avoid warnings due to different uint64_t implementations
5002 2010-02-21 Doug Kwan <dougkwan@google.com>
5004 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5005 handling of the maximum backward branch offset.
5006 (Arm_relocate_functions::thumb_branch_common): Ditto.
5007 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5008 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5009 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5010 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5011 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5012 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5013 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5014 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5015 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5016 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5017 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5018 thumb2_bl_out_of_range.o): New rules.
5019 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5020 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5021 thumb2_bl_out_of_range
5022 * testsuite/Makefile.in: Regenerate.
5023 * testsuite/arm_bl_in_range.s: New file.
5024 * testsuite/arm_bl_out_of_range.s: Ditto.
5025 * testsuite/arm_branch_in_range.sh: Ditto.
5026 * testsuite/arm_branch_range.t: Ditto.
5027 * testsuite/thumb2_branch_range.t: Ditto.
5028 * testsuite/thumb_bl_in_range.s: Ditto.
5029 * testsuite/thumb_bl_out_of_range.s: Ditto.
5030 * testsuite/thumb_branch_range.t: Ditto.
5032 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5034 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5035 Add reloc offset information.
5036 * icf.cc (get_section_contents): Change iterators to point to the new
5037 vectors. Add reloc offset information to the contents.
5038 * icf.h (Icf::Sections_reachable_info): New typedef.
5039 (Icf::Sections_reachable_list): New typedef.
5040 (Icf::Offset_info): New typedef.
5041 (Icf::Reloc_info): New struct typedef.
5042 (Icf::Reloc_info_list): New typedef.
5043 (Icf::symbol_reloc_list): Delete method.
5044 (Icf::addend_reloc_list): Delete method.
5045 (Icf::section_reloc_list): Delete method.
5046 (Icf::reloc_info_list): New method.
5047 (Icf::reloc_info_list_): New member.
5049 2010-02-19 Doug Kwan <dougkwan@google.com>
5051 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5052 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5053 * arm.cc (Arm_relocation_functions): New forward declaration.
5054 (Target_arm::Target_arm): Initialize new data members
5055 got_mod_index_offset_ and tls_base_symbol_defined_.
5056 (Target_arm::Relocate::relocate_tls): New method.
5057 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5058 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5060 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5061 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5062 (Target_arm::got_mod_index_offset_,
5063 Target_arm::tls_base_symbol_defined_): New data members.
5064 (Target_arm::Scan::local, Target::Scan::global,
5065 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5068 2010-02-18 Doug Kwan <dougkwan@google.com>
5070 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5071 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5072 text section as a parameter becuase some broken tools may not set
5073 the link in section header.
5074 (Target_arm::has_got_section): New method.
5075 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5076 without any mapping symbol as data only. Remove warning.
5077 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5078 link in its section header, try to discover the link by inspecting the
5079 REL31 relocation at the beginning of the section.
5080 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5082 (Target_arm::Scan::global): Treat any reference to the symbol
5083 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5085 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5087 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5088 (Scan::global_reloc_may_be_function_pointer): New function.
5089 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5090 (Scan::global_reloc_may_be_function_pointer): New function.
5091 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5092 (Scan::global_reloc_may_be_function_pointer): New function.
5093 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5094 (Scan::global_reloc_may_be_function_pointer): New function.
5095 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5096 (Scan::global_reloc_may_be_function_pointer): New function.
5097 (Scan::possible_function_pointer_reloc): New function.
5098 (Target_x86_64::can_check_for_function_pointers): New function.
5099 * gc.h (gc_process_relocs): Scan relocation types to determine if
5100 function pointers were taken for targets that support it.
5101 * icf.cc (Icf::find_identical_sections): Include functions for
5102 folding in safe ICF whose pointer is not taken.
5103 * icf.h (Secn_fptr_taken_set): New typedef.
5104 (fptr_section_id_): New member.
5105 (section_has_function_pointers): New function.
5106 (set_section_has_function_pointers): New function.
5107 (check_section_for_function_pointers): New function.
5108 * options.h: Fix comment for safe ICF option.
5109 * target.h (can_check_for_function_pointers): New function.
5110 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5111 Modify icf_safe_test for X86-64.
5112 * testsuite/Makefile.in: Regenerate.
5113 * testsuite/icf_safe_so_test.cc: New file.
5114 * testsuite/icf_safe_so_test.sh: New file.
5115 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5116 (main): Change to take pointer to function kept_func_3.
5117 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5118 folding is done correctly for X86-64.
5120 2010-02-12 David S. Miller <davem@davemloft.net>
5122 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5123 is_symbolless parameter.
5124 (Output_reloc<SHT_REL>::is_symbolless): New.
5125 (Output_reloc<SHT_REL>::is_symbolless_): New.
5126 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5127 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5128 (Output_reloc<SHT_RELA>::is_symbolless): New.
5129 (Output_data_reloc::add_global): Handle is_symbolless.
5130 (Output_data_reloc::add_global_relative): Likewise.
5131 (Output_data_reloc::add_local): Likewise.
5132 (Output_data_reloc::add_local_relative): Likewise.
5133 (Output_data_reloc::add_symbolless_global_addend): New.
5134 (Output_data_reloc::add_symbolless_local_addend): New.
5135 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5137 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5138 instead of ->is_relative_
5139 (Output_reloc::write): Likewise.
5140 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5141 (Output_reloc::write_rel): Simplify.
5143 * sparc.cc (Target_sparc::Scan::local): Use
5144 ->add_symbolless_local_addend as needed.
5145 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5146 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5147 based upon relocation offset.
5149 2010-02-11 Doug Kwan <dougkwan@google.com>
5151 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5152 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5153 beginning of function.
5154 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5155 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5156 parameter is_32bit in calls to should_apply_static_reloc.
5157 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5158 (check_DATA): Add arm_abs_global.stdout.
5159 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5160 arm_abs_global.stdout): New rules.
5161 (MOSTLLYCLEANFILES): Add arm_abs_global
5162 * Makefile.in: Regenerate.
5163 * testsuite/arm_abs_global.s: New file.
5164 * testsuite/arm_abs_global.sh: Ditto.
5165 * testsuite/arm_abs_lib.s: Ditto.
5167 2010-02-11 Ian Lance Taylor <iant@google.com>
5169 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5171 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5172 Allocate_commons_task first.
5173 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5174 task, rather than symtab_lock_.
5175 (Gc_process_relocs::~Gc_process_relocs): New function.
5176 (Gc_process_relocs::is_runnable): Check this_blocker_.
5177 (Gc_process_relocs::locks): Use next_blocker_ rather than
5179 (Scan_relocs::~Scan_relocs): New function.
5180 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5182 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5184 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5185 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5186 constructor accordingly.
5187 (class Gc_process_relocs): Likewise.
5188 (class Scan_relocs): Likewise.
5189 * common.h (class Allocate_commons_task): Remove symtab_lock_
5190 field, and corresponding constructor parameter.
5191 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5193 (Allocate_commons_task::locks): Likewise.
5195 2010-02-11 Ian Lance Taylor <iant@google.com>
5197 * gold-threads.h (class Once): Define.
5198 (class Initialize_lock): Rewrite as child of Once.
5199 * gold-threads.cc (class Once_initialize): Define.
5200 (once_pointer_control): New static variable.
5201 (once_pointer, once_arg): New static variables.
5202 (c_run_once): New static function.
5203 (Once::Once, Once::run_once, Once::internal_run): New functions.
5204 (class Initialize_lock_once): Remove.
5205 (initialize_lock_control): Remove.
5206 (initialize_lock_pointer): Remove.
5207 (initialize_lock_once): Remove.
5208 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5209 (Initialize_lock::initialize): Rewrite.
5210 (Initialize_lock::do_run_once): New function.
5211 * archive.cc (Archive::interpret_header): Only clear name if it is
5213 * fileread.cc: Include "gold-threads.h"
5214 (file_counts_lock): New static variable.
5215 (file_counts_initialize_lock): Likewise.
5216 (File_read::release): Only increment counts when using --stats.
5217 Use a lock around the increment.
5218 * parameters.cc (class Set_parameters_target_once): Define.
5219 (set_parameters_target_once): New static variable.
5220 (Parameters::Parameters): Move here from parameters.h.
5221 (Parameters::set_target): Rewrite.
5222 (Parameters::set_target_once): New function.
5223 (Parameters::clear_target): Move here and rewrite.
5224 * parameters.h (class Parameters): Update declarations. Add
5225 set_parameters_target_once_ field.
5226 (Parameters::Parameters): Move to parameters.cc.
5227 (Parameters::clear_target): Likewise.
5228 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5230 (Start_group::~Start_group): New function.
5231 (Start_group::is_runnable): New function.
5232 (Start_group::locks, Start_group::run): New functions.
5233 (Finish_group::run): Change saw_undefined to size_t.
5234 * readsyms.h (class Start_group): Define.
5235 (class Finish_group): Change saw_undefined_ field to size_t.
5236 (Finish_group::Finish_group): Remove saw_undefined and
5237 this_blocker parameters. Change all callers.
5238 (Finish_group::set_saw_undefined): New function.
5239 (Finish_group::set_blocker): New function.
5240 * symtab.h (class Symbol_table): Change saw_undefined to return
5241 size_t. Change saw_undefined_ field to size_t.
5242 * target-select.cc (Set_target_once::do_run_once): New function.
5243 (Target_selector::Target_selector): Initialize set_target_once_
5244 field. Don't initialize lock_ and initialize_lock_ fields.
5245 (Target_selector::instantiate_target): Rewrite.
5246 (Target_selector::set_target): New function.
5247 * target-select.h (class Set_target_once): Define.
5248 (class Target_selector): Update declarations. Make
5249 Set_target_once a friend. Remove lock_ and initialize_lock_
5250 fields. Add set_target_once_ field.
5252 2010-02-10 Ian Lance Taylor <iant@google.com>
5254 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5256 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5257 (queue_middle_tasks): Add all blockers before queueing any tasks.
5258 (queue_final_tasks): Likewise.
5259 * token.h (Task_token::add_blockers): New function.
5260 * object.h (Input_objects::number_of_relobjs): New function.
5262 2010-02-10 Ian Lance Taylor <iant@google.com>
5264 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5265 shared, not if not position independent.
5266 * x86_64.cc (Relocate::relocate_tls): Likewise.
5267 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5268 (tls_pie_pic_test): New target.
5269 * testsuite/Makefile.in: Rebuild.
5271 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5272 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5273 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5274 * testsuite/Makefile.in: Rebuild.
5276 2010-02-09 David S. Miller <davem@davemloft.net>
5278 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5279 R_SPARC_RELATIVE using ->add_local_relative().
5280 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5282 * output.h (Output_data_dynamic::add_section_size): New method
5283 that takes two Output_data objects.
5284 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5285 entry param. Handle it in initializers.
5286 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5287 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5288 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5290 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5291 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5292 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5293 for dynrel_includes_plt.
5294 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5295 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5296 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5298 (Target_sparc::do_finalize_sections): Update to pass true for
5299 dynrel_includes_plt.
5300 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5301 output before .rela.plt
5302 (Target_powerpc::do_finalize_sections): Update to pass true for
5303 dynrel_includes_plt when 32-bit.
5305 2010-02-08 Doug Kwan <dougkwan@google.com>
5307 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5309 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5310 Arm_relobj::scan_section_for_cortex_a8_stubs,
5311 Arm_relobj::do_relocation_section): Instead of calling
5312 Output_section::output_address, use faster
5313 Arm_relobj::simple_input_section_output_address.
5315 2010-02-08 David S. Miller <davem@davemloft.net>
5317 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5318 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5319 relocation helper function.
5321 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5322 just like R_SPARC_GOT{10,13,22}.
5323 (Target_sparc::Scan::local): Likewise.
5324 (Target_sparc::Relocate:relocate): Likewise.
5326 2010-02-06 Ian Lance Taylor <iant@google.com>
5328 * configure.ac: Rewrite targetobjs duplicate removal code to use
5329 only shell constructs.
5330 * configure: Rebuild.
5332 2010-02-05 Doug Kwan <dougkwan@google.com>
5335 * arm.cc (Arm_relobj::section_is_scannable): New method.
5336 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5337 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5339 2010-02-04 Doug Kwan <dougkwan@google.com>
5342 * arm-reloc-property.cc (cstdio): Include.
5343 * configure.ac (targetobjs): Remove duplicates.
5344 * configure: Regenerate.
5345 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5346 big and little endian version for a given address size.
5348 2010-02-03 Doug Kwan <dougkwan@google.com>
5350 * arm-reloc-property.cc
5351 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5353 * arm-reloc-property.h
5354 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5355 New method definition.
5356 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5358 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5360 (GOT_PREL): Change implemented to Y.
5361 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5362 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5363 (Arm_relocate_functions::movw_abs_nc): Remove method.
5364 (Arm_relocate_functions::movt_abs): Ditto.
5365 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5366 (Arm_relocate_functions::thm_movt_abs): Ditto.
5367 (Arm_relocate_functions::movw_rel_nc): Ditto.
5368 (Arm_relocate_functions::movw_rel): Ditto.
5369 (Arm_relocate_functions::movt_rel): Ditto.
5370 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5371 (Arm_relocate_functions:thm_movw_rel): Ditto.
5372 (Arm_relocate_functions:thm_movt_rel): Ditto.
5373 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5374 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5375 New method definitions.
5376 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5377 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5378 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5379 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5380 (Target_arm::Relocate::relocate): Check for non-static or
5381 unimplemented relocation code and exit early. Change calls to
5382 Target_arm::reloc_uses_thumb_bit and
5383 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5384 instead. Refactor code to handle similar relocations to increase
5385 code sharing. Remove check for unsupported relocation code in switch
5387 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5388 relocation property table to find out size. Change error message to
5389 print out the name of a relocation code instead of the numeric value.
5390 (Target_arm::scan_reloc_for_stub): Use relocation property table
5391 instead of calling Target_arm::reloc_uses_thumb_bit().
5393 2010-02-02 Doug Kwan <dougkwan@google.com>
5395 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5396 types of relaxed input section.
5398 2010-02-02 Doug Kwan <dougkwan@google.com>
5400 * Makefile.am (HFILES): Add arm-reloc-property.h.
5402 (TARGETSOURCES): Add arm-reloc-property.cc
5403 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5404 (libgold_a_SOURCES): $(DEFFILES)
5405 * Makefile.in: Regenerate.
5406 * arm-reloc-property.cc: New file.
5407 * arm-reloc-property.h: New file.
5408 * arm-reloc.def: New file.
5409 * arm.cc: Update comments.
5410 (arm-reloc-property.h): New included header.
5411 (arm_reloc_property_table): New global variable.
5412 (Target_arm::do_select_as_default_target): New method definition.
5413 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5414 arm-reloc-property to targ_extra_obj.
5415 * parameters.cc (set_parameters_target): Call
5416 Target::select_as_default_target().
5417 * target.h (Target::select_as_default_target): New method definition.
5418 (Target::do_select_as_default_target): Same.
5420 2010-02-01 Doug Kwan <dougkwan@google.com>
5422 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5423 first_output_text_section_.
5424 (Arm_exidx_fixup::first_output_text_section): New method definition.
5425 (Arm_exidx_fixup::first_output_text_section_): New data member.
5426 (Arm_exidx_fixup::process_exidx_section): Record the first text
5427 output section seen.
5428 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5429 and entsize in output section header.
5431 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5433 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5434 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5435 (Arm_relocate_functions::thm_alu11): New Method.
5436 (Arm_relocate_functions::thm_pc8): New Method.
5437 (Arm_relocate_functions::thm_pc12): New Method.
5438 (Target_arm::Scan::local): Handle the relocations.
5439 (Target_arm::Scan::global): Likewise.
5440 (Target_arm::Relocate::relocate): Likewise.
5441 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5443 2010-01-29 Doug Kwan <dougkwan@google.com>
5445 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5446 of relocation types as ld.
5448 2010-01-29 Doug Kwan <dougkwan@google.com>
5450 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5452 (Arm_relocate_functions::thumb_branch_common): Ditto.
5453 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5454 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5455 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5456 Arm_relocate_functions::jump24): Remove.
5457 (Target_arm::Relocate::relocate): Adjust code to call
5458 Arm_relocation_functions::arm_branch_common and
5459 Arm_relocation_functions::thumb_branch_common instead of their removed
5460 wrappers. Merge switch-cases together to reduce source code size.
5462 2010-01-29 Doug Kwan <dougkwan@google.com>
5464 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5465 output_local_symbol_count_needs_update_.
5466 (Arm_relobj::output_local_symbol_count_needs_update,
5467 Arm_relobj::set_output_local_symbol_count_needs_update,
5468 Arm_relobj::update_output_local_symbol_count): New methods.
5469 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5471 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5472 of pointed function as in a R_ARM_PREL31 relocation.
5473 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5474 for output local symbol count updating.
5475 (Target_arm::do_relax): Update output local symbol counts in objects
5477 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5479 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5481 * arm.cc: Added support for the ARM relocations:
5482 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5483 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5484 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5486 (Arm_relocate_functions::movw_rel): New method.
5487 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5488 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5490 (Arm_relocate_functions::thm_movw_rel): New method.
5491 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5493 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5495 (Target_arm::Scan::global): Likewise.
5496 (Target_arm::Relocate::relocate): Likewise.
5497 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5500 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5502 * arm.cc: Added support for ARM group relocations.
5503 (Target_arm::reloc_needs_sym_origin): New method.
5504 (Arm_relocate_functions::calc_grp_kn): New method.
5505 (Arm_relocate_functions::calc_grp_residual): New method.
5506 (Arm_relocate_functions::calc_grp_gn): New method.
5507 (Arm_relocate_functions::arm_grp_alu): New Method.
5508 (Arm_relocate_functions::arm_grp_ldr): New Method.
5509 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5510 (Arm_relocate_functions::arm_grp_ldc): New Method.
5511 (Target_arm::Scan::local): Handle the ARM group relocations.
5512 (Target_arm::Scan::global): Likewise.
5513 (Target_arm::Relocate::relocate): Likewise.
5514 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5517 2010-01-26 Doug Kwan <dougkwan@google.com>
5519 * arm.cc (set): Include.
5520 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5522 (Arm_output_section::Text_section_list): New type.
5523 (Arm_output_section::append_text_sections_to_list): New method.
5524 (Arm_output_section::fix_exidx_coverage): Ditto.
5525 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5526 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5527 Relobj::set_section_offset() instead of
5528 Sized_relobj::invalidate_section_offset().
5529 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5530 parameter for section headers. Ignore relocation sections for
5531 unallocated sections and EXIDX sections.
5532 (Target_arm::fix_exidx_coverage): New method.
5533 (Target_arm::output_section_address_less_than): New type.
5534 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5535 linked text section instead of the EXIDX section.
5536 (Arm_output_section::create_stub_group): Add an assertion to check
5537 that this is not an EXIDX output section.
5538 (Arm_output_section::append_text_sections_to_list): New method.
5539 (Arm_output_section::fix_exidx_coverage): Ditto.
5540 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5541 Arm_relobj::section_needs_reloc_stub_scanning.
5542 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5544 (Target_arm::fix_exidx_coverage): New method.
5545 * object.h (Relobj::set_output_section): New method.
5546 (Sized_relobj::invalidate_section_offset): Remove method.
5547 (Sized_relobj::do_invalidate_section_offset): Remove method.
5548 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5550 2010-01-25 Doug Kwan <dougkwan@google.com>
5552 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5553 Fix warning due to signed and unsigned comparison on a 32-bit host.
5555 2010-01-22 Doug Kwan <dougkwan@google.com>
5557 * arm.cc (Target_arm::do_relax): Record an output section for section
5558 offset adjustment it contains any stub table that has changed.
5559 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5560 offsets in an output section if necessary.
5561 * output.cc (Output_section::Output_section): Initialize
5562 section_offsets_need_adjustments_.
5563 (Output_section::add_input_section_for_script): Renamed to
5564 Output_section::add_simple_input_section.
5565 (Output_section::save_states): Add a comment.
5566 (Output_section::discard_states): New method defintion.
5567 (Output_section::adjust_section_offsets): Same.
5568 * output.h (Output_section::add_input_section_for_script): Renamed to
5569 Output_section::add_simple_input_section.
5570 (Output_section::discard_states): New method declaration.
5571 (Output_section::adjust_section_offsets): Same.
5572 (Output_section::section_offsets_need_adjustment,
5573 Output_section::set_section_offsets_need_adjustment): New method
5575 (Output_section::section_offsets_need_adjustment_): New data member.
5576 * script-sections.cc
5577 (Output_section_element_input::set_section_address): Adjust code for
5578 renaming of Output_section::add_input_section_for_script.
5579 (Orphan_output_section::set_section_address): Same.
5581 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5583 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5584 Fix_v4bx enum values .
5585 * gold/options.h (General_options): New option definitions.
5586 (General_options::fix_v4bx): New method.
5587 (General_options::Fix_v4bx): New enum.
5588 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5589 (General_options::parse_fix_v4bx_interworking): New method.
5591 2010-01-22 Doug Kwan <dougkwan@google.com>
5593 * arm.cc (Arm_exidx_fixup): New class.
5595 2010-01-21 Doug Kwan <dougkwan@google.com>
5597 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5599 (Arm_exidx_section_offset_map): New type.
5601 2010-01-21 Doug Kwan <dougkwan@google.com>
5603 * arm.cc (Arm_exidx_input_section): New class.
5604 (Arm_relobj::exidx_input_section_by_link,
5605 Arm_relobj::exidx_input_section_by_shndx,
5606 Arm_relobj::make_exidx_input_section): New methods.
5607 (read_arm_attributes_section): Remove.
5608 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5609 information about them.
5610 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5613 2010-01-20 Doug Kwan <dougkwan@google.com>
5615 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5616 Input_section_specifier to Section_id.
5617 (Target_arm::new_arm_input_section: Adjust code for change of key
5619 (Target_arm::find_arm_input_section): Ditto.
5620 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5621 (Section_id): Remove.
5622 (Garbage_collection::Section_id_hash): Remove.
5623 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5624 (Section_id): Remove.
5625 (Icf::Section_id_hash): Remove.
5626 * object.h (Section_id, Const_section_id, Section_id_hash,
5627 Const_section_id_hash): New type definitions.
5628 * output.cc (Output_section::add_relaxed_input_section): Change to
5629 use Const_section_id instead of Input_section_specifier as key type.
5630 (Output_section::add_merge_input_section): Ditto.
5631 (Output_section::build_relaxation_map): Change to use Section_id
5632 instead of Input_section_specifier as key type.
5633 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5635 (Output_section::convert_input_sections_to_relaxed_sections): Change
5636 to use Const_section_id instead of Input_section_specifier as key type.
5637 (Output_section::find_merge_section): Ditto.
5638 (Output_section::find_relaxed_input_section): Ditto.
5639 * output.h (Input_section_specifier): Remove class.
5640 (Output_section::Output_section_data_by_input_section_map): Change
5641 key type to Const_section_id.
5642 (Output_section::Output_relaxed_input_section_by_input_section_map):
5644 (Output_section::Relaxation_map): Change key type to Section_id.
5646 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5648 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5649 (class Arm_v4bx_stub): New class.
5650 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5651 (Stub_factory::make_arm_v4bx_stub): New method.
5652 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5653 (Stub_table::empty): Handle v4bx stubs.
5654 (Stub_table::add_arm_v4bx_stub): New method.
5655 (Stub_table::find_arm_v4bx_stub): New method.
5656 (Arm_relocate_functions::v4bx): New method.
5657 (Target_arm::fix_v4bx): New method.
5658 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5659 (Stub_table::relocate_stubs): Likewise.
5660 (Stub_table::do_write): Likewise.
5661 (Stub_table::update_data_size_and_addralign): Likewise.
5662 (Stub_table::finalize_stubs): Likewise.
5663 (Target_arm::Scan::local): Likewise.
5664 (Target_arm::Scan::global): Likewise.
5665 (Target_arm::do_finalize_sections): Likewise.
5666 (Target_arm::Relocate::relocate): Likewise.
5667 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5669 (Target_arm::scan_reloc_for_stub): Likewise.
5670 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5672 2010-01-19 Ian Lance Taylor <iant@google.com>
5674 * output.cc (Output_section_headers::do_sized_write): Write large
5675 segment count to sh_info field.
5676 (Output_file_header::do_sized_write): For large segment count,
5677 write PN_XNUM to e_phnum field.
5679 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5681 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5682 (Arm_relocate_functions::thm_jump8): New function.
5683 (Arm_relocate_functions::thm_jump11): New function.
5684 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5686 (Target_arm::Scan::global): Likewise.
5687 (Target_arm::Relocate::relocate): Likewise.
5688 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5691 2010-01-14 Doug Kwan <dougkwan@google.com>
5693 * arm.cc (map, utility): Include headers.
5694 (Target_arm::apply_cortex_a8_workaround): New method.
5695 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5696 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5697 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5698 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5699 the --[no-]fix-cortex-a8 command line options.
5700 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5701 (Target_arm::relocate_stub): Use addend in instruction template.
5702 * options.h (DEFINE_bool): Set the user-set flag.
5703 (General_options): Add --[no-]-fix-cortex options.
5704 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5705 : Update fast look-up map after conversion.
5707 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5709 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5710 in the first pass of do_layout.
5712 2010-01-13 Doug Kwan <dougkwan@google.com>
5714 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5715 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5716 apparent compiler problem of not folding static constant integral
5717 data members of elfcpp::Elf_sizes<32>.
5719 2010-01-13 Doug Kwan <dougkwan@google.com>
5721 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5722 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5723 Arm_relobj::scan_section_for_cortex_a8_erratum,
5724 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5725 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5726 sections to scan for relocation stubs into a new method
5727 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5728 relocation and Cortex-A8 stub scanning.
5729 (Target_arm::do_relax): Force stubs to be after stubbed sections
5730 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5731 the beginning of a new relaxation pass. Update a comment.
5732 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5734 2010-01-12 Ian Lance Taylor <iant@google.com>
5736 * target-reloc.h (visibility_error): New inline function.
5737 (relocate_section): Call visibility_error.
5738 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5739 (MOSTLYCLEANFILES): Likewise.
5740 (protected_4_pic.o, protected_3.err): New targets.
5741 * testsuite/protected_4.cc: New file.
5743 2010-01-12 Doug Kwan <dougkwan@google.com>
5745 * arm.cc (Cortex_a8_reloc): New class.
5746 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5747 and cortex_a8_relocs_info_.
5748 (Target_arm::fix_cortex_a8): New method definition.
5749 (Target_arm::Cortex_a8_relocs_info): New type.
5750 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5751 New data member declarations.
5752 (Target_arm::scan_reloc_for_stub): Record information about
5753 relocations for THUMB branches that might be exempted from the
5754 Cortex-A8 workaround.
5755 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5756 at the beginning of a relaxation pass.
5758 2010-01-12 Doug Kwan <dougkwan@google.com>
5760 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5761 (Arm_relobj::Mapping_symbol_position,
5762 Arm_reloj::Mapping_symbol_position_less,
5763 Arm_relobj::Mapping_symbols_info): New types.
5764 (Target_arm::is_mapping_symbol_name): New method definition.
5765 (Arm_relobj::do_count_local_symbols): Save information about mapping
5768 2010-01-11 Doug Kwan <dougkwan@google.com>
5770 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5771 Arm_relocate_functions::thumb32_branch_upper,
5772 Arm_relocate_functions::thumb32_branch_lower,
5773 Arm_relocate_functions::thumb32_cond_branch_offset,
5774 Arm_relocate_functions::thumb32_cond_branch_upper,
5775 Arm_relocate_functions::thumb32_cond_branch_lower,
5776 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5777 branch offset encoding.
5778 (Arm_relocate_functions::thumb_branch_common): Use new branch
5779 offset encoding methods to avoid code duplication.
5780 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5781 (Stub_addend_reader::operator()): Use new branch encoding method
5782 to avoid code duplication.
5784 2010-01-11 Doug Kwan <dougkwan@google.com>
5786 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5787 (Target_arm::do_finalize_sections): Define special EXIDX section
5788 symbols only if referenced.
5789 * gc.h (Garbage_collection::add_reference): New method.
5790 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5793 2010-01-11 Ian Lance Taylor <iant@google.com>
5795 * script.cc (Version_script_info::build_expression_list_lookup):
5796 Change complaing about duplicate wildcard match from error to
5799 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5801 (Version_script_info::Version_script_info): Initialize globs_,
5802 default_version_, default_is_global_, and exact_. Don't
5803 initialize globals_ or locals_.
5804 (Version_script_info::build_lookup_tables): Build local symbols
5806 (Version_script_info::unquote): New function.
5807 (Version_script_info::add_exact_match): New function.
5808 (Version_script_info::build_expression_list_lookup): Remove lookup
5809 parameter. Add is_global parameter. Change all callers. Handle
5810 wildcard pattern specially. Unquote pattern. Call
5812 (Version_script_info::get_name_to_match): New function.
5813 (Version_script_info::get_symbol_version): New function.
5814 (Version_script_info::get_symbol_version_helper): Remove.
5815 (Version_script_info::check_unmatched_names): Call unquote.
5816 * script.h (class Version_script_info): Change get_symbol_version
5817 to be non-inline and add is_global parameter; change all callers.
5818 Rewrite symbol_is_local. Update declarations. Define struct
5819 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5820 Remove globals_ and locals_ members. Add exact_, globs_,
5821 default_version_, is_global_.
5822 (Version_script_info::Glob): Remove pattern, add expression and
5823 is_global. Update constructor. Change all callers.
5824 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5826 (Versions::symbol_section_contents): If a symbol is undefined, or
5827 defined in a dynamic object, set the version index to
5829 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5831 (Symbol_table::add_from_pluginobj): Likewise.
5832 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5834 2010-01-11 Doug Kwan <dougkwan@google.com>
5836 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5837 (incremental_dump_LDADD): Add linking option for libintl.
5838 * Makefile.in: Regenerate.
5840 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5843 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5845 * testsuite/Makefile.in: Regenerated.
5847 2010-01-10 Doug Kwan <dougkwan@google.com>
5849 * options.h (DEFINE_var): Use parentheses around argument varname__
5850 in macro body to avoid any unintended subsequent substitutions.
5852 2010-01-10 Ian Lance Taylor <iant@google.com>
5854 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5855 candidates before doing symbol resolution.
5857 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5858 ODR candidates if only one is weak.
5860 2010-01-08 Ian Lance Taylor <iant@google.com>
5862 * script.cc (Version_script_info::build_expression_list_lookup):
5863 Don't warn about ambiguous version, just record the ambiguity.
5864 (Version_script_info::get_symbol_version_helper): Give error if
5865 version is ambiguous.
5867 2010-01-08 Doug Kwan <dougkwan@google.com>
5869 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5870 prev_data_size_ and prev_addralign_. Remove initializer for
5871 deleted data member has_been_changed_.
5872 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5873 to determine if the table is empty.
5874 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5876 (Stub_table::add_reloc_stub): Define method in class definition
5877 instead of just declaring it there.
5878 (Stub_table::add_cortex_a8_stub): New method definition.
5879 (Stub_table::update_data_size_and_addralign): Ditto.
5880 (Stub_table::finalize_stubs): Ditto.
5881 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5882 (Stub_table::do_addralign_): Return address alignment in the
5883 (Stub_table::do_reset_address_and_file_offset): Define method in
5884 class definition instead of declaring it there. Set current data
5885 size to be the data size of the previous pass.
5886 (Stub_table::set_final_data_size): Use current data size as the
5888 (Stub_table::relocate_stub): Change parameter type of stub from
5889 Reloc_stub pointer to Stub pointer.
5890 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5891 (Stub_table::Cortex_a8_stub_list): New typedef.
5892 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5893 Stub_table::prev_addralign_): New data member.
5894 (Arm_relobj::Arm_relobj): Initialize data member
5895 section_has_cortex_a8_workaround_.
5896 (Arm_relobj::section_has_cortex_a8_workaround,
5897 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5899 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5901 (Target_arm::relocate_stub): Change parameter type of stub from
5902 Reloc_stub pointer to Stub pointer.
5903 (Insn_template::size, Insn_template::alignment): Handle
5904 THUMB16_SPECIAL_TYPE.
5905 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5906 Stub_table::update_data_size_and_addralign,
5907 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5909 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5910 (Stub_table::do_write): Ditto.
5911 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5913 2010-01-08 Ian Lance Taylor <iant@google.com>
5916 * symtab.h (class Symbol): Remove fields is_target_special_ and
5917 has_plt_offset_. Add field is_defined_in_discarded_section_.
5918 (Symbol::is_defined_in_discarded_section): New function.
5919 (Symbol::set_is_defined_in_discarded_section): New function.
5920 (Symbol::has_plt_offset): Rewrite.
5921 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5922 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5923 Don't initialize is_target_special_ or has_plt_offset_.
5924 Initialize is_defined_in_discarded_section_.
5925 (Symbol_table::add_from_relobj): If appropriate, set
5926 is_defined_in_discarded_section.
5927 * resolve.cc (Symbol::override_base_with_special): Don't test
5928 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5929 * target-reloc.h (relocate_section): Do special handling for
5930 symbols defined in discarded sections for global symbols as well
5933 2010-01-08 Ian Lance Taylor <iant@google.com>
5935 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5936 the SHT_SYMTAB case.
5938 2010-01-08 Ian Lance Taylor <iant@google.com>
5940 * object.cc (Sized_relobj::do_layout): Don't get confused if
5941 layout_eh_frame returns NULL.
5943 2010-01-08 Ian Lance Taylor <iant@google.com>
5946 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5947 dynamic symbol table, use the normal symbol table.
5948 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5951 2010-01-08 Ian Lance Taylor <iant@google.com>
5954 * layout.cc (Layout::include_section): Remove .gnu_debuglink
5957 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
5959 * version.cc (print_version): Change to "Copyright 2010".
5961 2010-01-08 Ian Lance Taylor <iant@google.com>
5965 * i386.cc (class Target_i386): Change return type of plt_section
5967 (class Output_data_plt_i386): Add tls_desc_rel_ field.
5968 (Output_data_plt_i386::Output_data_plt_i386): Initialize
5969 tls_desc_rel_ field.
5970 (Output_data_plt_i386::rel_tls_desc): New function.
5971 (Target_i386::rel_tls_desc_section): New function.
5972 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
5973 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
5974 R_386_TLS_DESC reloc in rel_tls_desc_section.
5975 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
5976 Define struct Tlsdesc_info.
5977 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
5978 (Target_x86_64::do_reloc_symbol_index): New function.
5979 (Target_x86_64::add_tlsdesc_info): New function.
5980 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
5981 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
5983 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
5985 (Output_data_plt_x86_64::rela_tlsdesc): New function.
5986 (Target_x86_64::rela_tlsdesc_section): New function.
5987 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
5989 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
5990 (Target_x86_64::do_reloc_addend): New function.
5991 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
5992 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
5993 declarations. Define TARGET_CODE. Add arg field to u1_ union.
5994 (Output_reloc::type): New function.
5995 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
5996 (Output_reloc::is_target_specific): New function.
5997 (Output_reloc::target_arg): New function.
5998 (class Output_reloc) [SHT_RELA]: Add four new constructors for
5999 absolute relocs and target specific relocs.
6000 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6001 add_target_specific.
6002 (class Output_data_reloc) [SHT_RELA]: Likewise.
6003 * output.cc (Output_reloc::Output_reloc): Add four new versions
6004 for absolute relocs and target specific relocs.
6005 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6006 (Output_reloc::get_symbol_index): Likewise.
6007 (Output_reloc::local_section_offset): Check that local_sym_index_
6008 is not TARGET_CODE or 0.
6009 (Output_reloc::symbol_value): Likewise.
6010 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6012 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6013 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6015 * layout.cc (add_target_dynamic_tags): Use output section for
6016 DT_PLTRELSZ and DT_JMPREL.
6018 2010-01-07 Ian Lance Taylor <iant@google.com>
6021 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6023 (class Output_data_reloc_generic): Define.
6024 (class Output_data_reloc_base): Change base class to
6025 Output_data_reloc_generic. Change add() method to call
6026 bump_relative_reloc_count for a relative reloc. Remove
6028 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6030 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6031 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6033 * layout.h (class Layout): Update declaration.
6035 2010-01-07 Ian Lance Taylor <iant@google.com>
6037 * output.h (class Output_data): Add const version of
6038 output_section and do_output_section.
6039 (class Output_section_data): Add const version of
6041 (class Output_section): Likewise.
6042 * layout.cc (Layout::add_target_dynamic_tags): New function.
6043 * layout.h (class Layout): Update declarations.
6044 * arm.cc (Target_arm::do_finalize_sections): Use
6045 add_target_dynamic_tags.
6046 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6047 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6048 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6049 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6051 2010-01-07 Ian Lance Taylor <iant@google.com>
6054 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6057 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6058 Ian Lance Taylor <iant@google.com>
6061 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6062 Xindex::read_symtab_xindex.
6064 2010-01-07 Doug Kwan <dougkwan@google.com>
6066 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6067 (Insn_template::thumb16_bcond_insn): New method declaration.
6068 (Insn_template): Fix spelling.
6069 (Stub::thumb16_special): New method declaration.
6070 (Stub::do_write): Define virtual method which was previously pure
6072 (Stub::do_thumb16_special): New method declaration.
6073 (Stub::do_fixed_endian_write): New template member.
6074 (Reloc_stub::do_write): Remove.
6075 (Reloc_stub::do_fixed_endian_write): Remove.
6076 (Cortex_a8_stub): New class definition.
6077 (Stub_factory::make_cortex_a8_stub): New method definition.
6078 (Stub_factory::Stub_factory): Add missing static storage class
6079 qualifier for elf32_arm_stub_a8_veneer_blx.
6081 2010-01-07 Ian Lance Taylor <iant@google.com>
6084 * options.h (class General_options): Add --warn-unresolved-symbols
6085 and --error-unresolved-symbols.
6086 * errors.cc (Errors::undefined_symbol): Implement
6087 --warn-unresolved-symbols.
6089 * options.h (class General_options): Add -z text and -z textoff.
6090 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6092 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6094 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6095 (Garbage_collection::cident_sections): New function.
6096 (Garbage_collection::add_cident_section): New function.
6097 (Garbage_collection::cident_sections_): New member.
6098 (gc_process_relocs): Add references to sections whose names are C
6100 * gold.h (cident_section_start_prefix): New constant.
6101 (cident_section_stop_prefix): New constant.
6102 (is_cident): New function.
6103 * layout.cc (Layout::define_section_symbols): Replace string constants
6104 with the newly defined constants.
6105 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6107 * testsuite/Makefile.am: Add gc_orphan_section_test.
6108 * testsuite/Makefile.in: Regenerate.
6109 * testsuite/gc_orphan_section_test.cc: New file.
6110 * testsuite/gc_orphan_section_test.sh: New file.
6112 2010-01-06 Ian Lance Taylor <iant@google.com>
6115 * options.h (class General_options): Add --warn-shared-textrel.
6116 * layout.cc (Layout::finish_dynamic_section): Implement
6117 --warn-shared-textrel.
6120 * options.h (class General_options): Add --warn-multiple-gp.
6122 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6124 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6125 $(THREADSLIB) and $(LIBDL).
6126 * Makefile.in: Rebuild.
6128 2010-01-06 Ian Lance Taylor <iant@google.com>
6131 * options.cc (General_options::parse_section_start): New function.
6132 (General_options::section_start): New function.
6133 (General_options::General_options): Initialize all members.
6134 * options.h: Include <map>
6135 (class General_options): Add --section-start. Add section_starts_
6137 * layout.cc (Layout::attach_allocated_section_to_segment): If
6138 --section-start was used, set the address of the segment. Remove
6139 local sort_sections.
6140 (Layout::relaxation_loop_body): If the address of the load segment
6141 has been set by --section-start, don't use it.
6142 * output.h (Output_segment::update_flags_for_output_section): New
6144 * output.cc (Output_segment::add_output_section): Call
6145 update_flags_for_output_section.
6147 2010-01-05 Ian Lance Taylor <iant@google.com>
6150 * options.h (class General_options): Add --undefined-version.
6151 * script.cc (struct Version_expression): Add was_matched_by_symbol
6153 (Version_script_info::matched_symbol): New function.
6154 (Version_script_info::get_symbol_version_helper): Call
6156 (Version_script_info::check_unmatched_names): New function.
6157 * script.h (class Version_script_info): Update declarations.
6158 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6160 * options.h (class General_options): Use DEFINE_bool_alias for
6161 allow_multiple_definition.
6162 * resolve.cc (Symbol_table::should_override): Don't test
6163 allow_multiple_definition.
6166 * options.h (class General_options): Add --cref.
6167 * main.cc (main): Print cref table if --cref. Don't close mapfile
6168 until after printing cref table.
6169 * cref.cc: Include "symtab.h".
6170 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6171 (Cref_table_compare::operator()): New function.
6172 (Cref_inputs::gather_cref): New function.
6173 (filecol): New static const.
6174 (Cref_inputs::print_cref): New function.
6175 (Cref::print_cref): New function.
6176 * cref.h: Include <cstdio>.
6177 (class Cref): Update declarations.
6178 * mapfile.h (Mapfile::file): New function.
6179 * object.h (class Object): Define Symbols. Declare virtual
6180 do_get_global_symbols.
6181 (Object::get_global_symbols): New function.
6182 * object.cc (Input_objects::add_object): Pass object to cref_ if
6184 (Input_objects::archive_start): Likewise.
6185 (Input_objects::archive_stop): Likewise.
6186 (Input_objects::print_cref): New function.
6187 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6188 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6190 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6192 * plugin.h (class Sized_pluginobj): Update declarations.
6194 2010-01-05 Ian Lance Taylor <iant@google.com>
6196 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6197 to is_default_version. Rename insdef to insdefault.
6198 (Symbol_table::add_from_relobj): Rename def to is_default_version
6199 and local to is_forced_local.
6200 (Symbol_table::add_from_pluginobj): Likewise.
6201 (Symbol_table::add_from_dynobj): Likewise.
6202 (Symbol_table::define_special_symbol): Rename insdef to
6205 2010-01-04 Ian Lance Taylor <iant@google.com>
6208 * options.h (class General_options): Add
6209 --allow-multiple-definition and -z muldefs.
6210 * resolve.cc (Symbol_table::should_override): Don't warn about a
6211 multiple symbol definition if --allow-multiple-definition or -z
6215 * options.h (class General_options): Add --add-needed and
6216 --copy-dt-needed-entries. Tweak --as-needed help entry.
6217 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6218 error if --copy-dt-needed-entries aka --add-needed is used and
6219 would cause a change in behaviour.
6222 * options.h (class General_options): Add -G as a short version of
6223 --shared. Add no-op options -assert, -g, and -i.
6225 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6227 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6228 check for .text or .gnu.linkonce.t sections.
6229 * icf.cc (Icf::find_identical_sections): Ditto.
6230 Change the detection for mangled function name within the section
6232 * icf.h (is_section_foldable_candidate): New function.
6234 2009-12-30 Ian Lance Taylor <iant@google.com>
6237 * options.h (class General_options): Permit two dashes with
6238 --retain-symbols-file.
6240 2009-12-30 Ian Lance Taylor <iant@google.com>
6243 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6244 don't put the file header and segment headers in the text
6248 * common.cc (Sort_commons::operator()): Stabilize sort when both
6250 (Symbol_table::do_allocate_commons_list): When allocating common
6251 symbols, skip a symbol which is no longer common.
6252 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6253 an object before checking its type.
6254 * testsuite/common_test_2.c: New file.
6255 * testsuite/common_test_3.c: New file.
6256 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6257 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6258 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6259 (common_test_2_pic.o, common_test_2.so): New targets.
6260 (common_test_3_pic.o, common_test_3.so): New targets.
6261 * testsuite/Makefile.in: Rebuild.
6264 * script.cc (read_input_script): If we see a new SECTIONS clause,
6265 and we have added an input section, give an error.
6266 * layout.h (class Layout): Add have_added_input_section function.
6267 Add have_added_input_section_ field.
6268 * layout.cc (Layout::Layout): Initialize
6269 have_added_input_section_.
6270 (Layout::layout): Set have_added_input_section_.
6271 (Layout::layout_eh_frame): Likewise.
6273 2009-12-30 Ian Lance Taylor <iant@google.com>
6276 * options.h (class General_options): Add --sort-common option.
6277 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6278 * common.cc (Sort_common): Add sort_order parameter to
6279 constructor. Add sort_order_ field.
6280 (Sort_commons::operator): Check sort_order_.
6281 (Symbol_table::allocate_commons): Determine the sort order.
6282 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6284 (Symbol_table::do_allocate_commons_list): Likewise.
6286 2009-12-30 Ian Lance Taylor <iant@google.com>
6289 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6290 symbols from this object, don't change the visibility of an
6292 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6294 2009-12-30 Ian Lance Taylor <iant@google.com>
6297 * script.h (class Version_script_info): Define Language enum.
6298 Update declarations. Define Glob, Exact, and Lookup types. Add
6299 new fields globals_, locals_, and is_finalized_.
6300 * script.cc: Various formatting fixes.
6301 (class Parser_closure): Change language_stack_ from a vector of
6302 std::string to one of Version_script_info::Language. Adjust all
6304 (class Lazy_demangler): Remove.
6305 (struct Version_expression): Change language from std::string to
6306 Version_script_info::Language.
6307 (Version_script_info::Version_script_info): New function.
6308 (Version_script_info::~Version_script_info): Don't call clear.
6309 (Version_script_info::finalize): New function.
6310 (Version_script_info::build_lookup_tables): New function.
6311 (Version_script_info::build_expression_list_lookup): New
6313 (Version_script_info::get_symbol_version_helper): Rewrite to use
6315 (Version_script_info::print_expression_list): Adjust to use
6316 Version_script_info::Language.
6317 (script_push_lex_into_version_mode): Check that the version script
6318 has not been finalized.
6319 (version_script_push_lang): Change language string to
6320 Version_script_info::Language.
6321 * options.cc (Command_line::version_script): New function.
6322 * options.h (class General_options): Add finalize_dynamic_list
6323 function. Change version_script from declaration to definition.
6324 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6325 * testsuite/version_script.map: Remove duplicate def of foo.
6326 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6328 * testsuite/Makefile.in: Rebuild.
6330 2009-12-30 Ian Lance Taylor <iant@google.com>
6333 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6334 if the input symbol index is 0, make the output symbol index 0.
6336 2009-12-30 Ian Lance Taylor <iant@google.com>
6339 * options.h (class General_options): Add -x/--discard-all.
6340 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6341 --discard-all. If the local symbol needs a dynamic entry, check
6342 that before handling --discard-locals.
6344 2009-12-30 Ian Lance Taylor <iant@google.com>
6347 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6349 (Output_segment::add_output_section): Don't change the flags if
6353 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6354 GNU hash table if they need a dynamic value. Otherwise, don't add
6355 them if they are defined in a dynamic object or are forced local.
6357 2009-12-29 Ian Lance Taylor <iant@google.com>
6360 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6361 .gnu.hash table for a 32-bit target.
6364 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6365 regular and a dynamic object only needs a dynamic symbol table
6366 entry if it is externally visible.
6369 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6370 constructor. Add global_offset_table_ field.
6371 (Target_i386::got_section): Set global_offset_table_.
6372 (Target_i386::do_finalize_sections): Set global_offset_table_
6374 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6375 in constructor. Add global_offset_table_ field.
6376 (Target_x86_64::got_section): Set global_offset_table_.
6377 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6380 * layout.cc (Layout::Layout): Initialize increase_relro_.
6381 (Layout::get_output_section): Add is_relro, is_last_relro, and
6382 is_first_non_relro parameters. Change all callers.
6383 (Layout::choose_output_section): Likewise.
6384 (Layout::add_output_section_data): Likewise.
6385 (Layout::make_output_section): Likewise.
6386 (Layout::set_segment_offsets): Clear increase_relro when using a
6388 * layout.h (class Layout): Add increase_relro method. Add
6389 increase_relro_ field. Update declarations.
6390 * output.cc (Output_section::Output_section): Initialize
6391 is_last_relro_ and is_first_non_relro_.
6392 (Output_segment::add_output_section): Group relro sections is
6393 do_sort is true. Handle is_last_relro and is_first_non_relro.
6394 (Output_segment::maximum_alignment): Remove relro handling.
6395 (Output_segment::set_section_addresses): Add increase_relro
6396 parameter. Change all callers. Add initial alignment to align
6397 relro sections on separate page. Remove old relro handling.
6398 (Output_segment::set_section_list_addresses): Remove in_relro
6399 parameter. Change all callers.
6400 (Output_segment::set_offset): Add increase parameter. Change all
6401 callers. Remove old relro handling.
6402 * output.h (class Output_section): Add new methods: is_last_relro,
6403 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6404 Add is_last_relro_ and is_first_non_relro_ fields.
6405 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6406 Create separate .got.plt section. Call increase_relro.
6407 * x86_64.cc (Target_x86_64::got_section): Likewise.
6408 * testsuite/relro_script_test.t: Add .got.plt.
6411 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6412 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6413 (Layout::finalize): Call set_dynamic_symbol_size.
6414 (Layout::set_dynamic_symbol_size): New function.
6415 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6416 set_dynamic_symbol_size.
6419 * output.h (class Output_section): Add is_entsize_zero_ field.
6420 * output.cc (Output_section::Output_section): Initialize
6422 (Output_section::set_entsize): If two different entsizes are
6423 requested, force it to zero.
6424 (Output_section::add_input_section): Set flags for .debug_str
6425 before updating section flags. Set entsize.
6426 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6427 and SHF_STRING if all input sections have those flags.
6429 2009-12-29 Rafael Espindola <espindola@google.com>
6431 * main.cc (main): Fix the sys time reporting.
6432 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6435 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6437 * options.cc (General_options::parse_version): Allow -v to exit
6438 without an error if there is nothing to link.
6440 2009-12-29 Ian Lance Taylor <iant@google.com>
6442 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6443 using a version of gcc before 4.1.
6444 * configure: Rebuild.
6446 2009-12-28 Chris Demetriou <cgd@google.com>
6448 * attributes.cc (Output_attributes_section_data::do_write): Use
6449 std::vector::front rather than std::vector::data.
6451 2009-12-28 Ian Lance Taylor <iant@google.com>
6453 * symtab.h (class Symbol_table): Add enum Defined.
6454 * resolve.cc (Symbol_table::should_override): Add defined
6455 parameter. Change all callers. Test whether object is NULL
6456 before calling a method on it.
6457 (Symbol_table::report_resolve_problem): Add defined parameter.
6459 (Symbol_table::should_override_with_special): Likewise.
6460 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6461 parameter. Change all callers.
6462 (Symbol_table::do_define_in_output_data): Likewise.
6463 (Symbol_table::define_in_output_segment): Likewise.
6464 (Symbol_table::do_define_in_output_segment): Likewise.
6465 (Symbol_table::define_as_constant): Likewise.
6466 (Symbol_table::do_define_as_constant): Likewise.
6467 * script.h (class Symbol_assignment): Add is_defsym parameter to
6468 constructor; change all callers.
6469 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6470 parameter. Change all callers. Add is_defsym_ field.
6471 (class Parser_closure): Add parsing_defsym parameter to
6472 constructor; change all callers. Add parsing_defsym accessor
6473 function. Add parsing_defsym_ field.
6475 2009-12-28 Ian Lance Taylor <iant@google.com>
6477 * gold.cc (queue_middle_tasks): Fix formatting.
6478 * object.cc (Relobj::is_section_name_included): Likewise.
6480 2009-12-23 Ian Lance Taylor <iant@google.com>
6482 * i386.cc (Target_i386::do_calls_non_split): Recognize
6483 -fsplit-stack prologue for a function with a static chain.
6484 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6485 -fsplit-stack prologue when using %r11.
6487 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6489 * options.cc (General_options::parse_version): Make -v continue and do
6490 the link like GNU ld does.
6492 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6494 * Makefile.am (CCFILES): Add timer.cc.
6495 (HFILES): Add timer.h.
6496 * configure.ac: Check for sysconf and times.
6497 * main.cc: include timer.h.
6498 (main): Use Timer instead of get_run_time.
6501 * workqueue.cc: include timer.h.
6502 (Workqueue::find_and_run_task):
6503 Report user, sys and wall time.
6504 * Makefile.in: Regenerate.
6505 * config.in: Regenerate.
6506 * configure: Regenerate.
6508 2009-12-16 Doug Kwan <dougkwan@google.com>
6510 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6512 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6513 relaxed input sections.
6514 * output.cc (Output_section::find_relaxed_input_section): Change
6515 return type to Output_relaxed_input_section pointer. Adjust code
6516 for new type of relaxed_input_section_map_.
6517 * output.h (Output_section::find_relaxed_input_section): Change
6518 return type to Output_relaxed_input_section pointer.
6519 (Output_section::Output_relaxed_input_section_by_input_section_map):
6521 (Output_section::relaxed_input_section_map_): Change type to
6522 Output_section::Output_relaxed_input_section_by_input_section_map.
6523 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6526 2009-12-15 Ian Lance Taylor <iant@google.com>
6528 * layout.cc (Layout::create_shstrtab): Only write out after input
6529 sections if we are compressing debug sections.
6531 2009-12-15 Ian Lance Taylor <iant@google.com>
6533 * archive.cc (Archive::add_symbols): Only look up a symbol without
6534 a version if there is, in fact, a version.
6536 2009-12-14 Ian Lance Taylor <iant@google.com>
6538 Revert -Wshadow changes, all changes from:
6539 2009-12-11 Doug Kwan <dougkwan@google.com>
6540 2009-12-11 Nick Clifton <nickc@redhat.com>
6541 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6543 2009-12-11 Doug Kwan <dougkwan@google.com>
6545 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6547 * attributes.cc (Object_attribute::size): Ditto.
6548 (Attributes_section_data::size): Ditto.
6549 (Attributes_section_data::Attributes_section_data): Ditto.
6550 (Output_attributes_section_data::do_write): Ditto.
6551 * attributes.h (Object_attribute::set_type): Ditto.
6552 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6554 2009-12-11 Nick Clifton <nickc@redhat.com>
6556 * archive.cc: Fix shadowed variable warnings.
6558 * compressed_output.cc: Likewise.
6559 * compressed_output.h: Likewise.
6560 * configure: Likewise.
6561 * dwarf_reader.cc: Likewise.
6562 * dynobj.cc: Likewise.
6563 * dynobj.h: Likewise.
6564 * ehframe.cc: Likewise.
6565 * ehframe.h: Likewise.
6566 * errors.cc: Likewise.
6567 * expression.cc: Likewise.
6568 * fileread.cc: Likewise.
6569 * fileread.h: Likewise.
6570 * freebsd.h: Likewise.
6571 * i386.cc: Likewise.
6573 * incremental.h: Likewise.
6574 * layout.cc: Likewise.
6575 * layout.h: Likewise.
6576 * mapfile.cc: Likewise.
6577 * merge.cc: Likewise.
6578 * merge.h: Likewise.
6579 * object.cc: Likewise.
6580 * object.h: Likewise.
6581 * options.h: Likewise.
6582 * output.cc: Likewise.
6583 * output.h: Likewise.
6584 * parameters.cc: Likewise.
6585 * plugin.cc: Likewise.
6586 * powerpc.cc: Likewise.
6587 * reduced_debug_output.cc: Likewise.
6588 * reduced_debug_output.h: Likewise.
6589 * reloc.cc: Likewise.
6590 * reloc.h: Likewise.
6591 * resolve.cc: Likewise.
6592 * script-sections.cc: Likewise.
6593 * script.cc: Likewise.
6594 * script.h: Likewise.
6595 * sparc.cc: Likewise.
6596 * symtab.cc: Likewise.
6597 * symtab.h: Likewise.
6598 * target-select.cc: Likewise.
6599 * target-select.h: Likewise.
6600 * token.h: Likewise.
6601 * workqueue.cc: Likewise.
6602 * workqueue.h: Likewise.
6603 * x86_64.cc: Likewise.
6605 2009-12-10 Doug Kwan <dougkwan@google.com>
6607 * arm.cc (attributes.h): New include.
6608 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6609 (Arm_relobj::~Arm_relobj): Delete object pointed by
6610 attributes_section_data_.
6611 (Arm_relobj::attributes_section_data): New method definition.
6612 (Arm_relobj::attributes_section_data_): New data member declaration.
6613 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6614 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6615 attributes_section_data_.
6616 (Arm_dynobj::attributes_section_data): New method definition.
6617 (Arm_dynobj::attributes_section_data_): New data member declaration.
6618 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6619 initialization value of may_use_blx_ to false.
6620 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6621 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6622 object attributes to compute results instead of hard-coding.
6623 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6624 Target_arm::get_secondary_compatible_arch,
6625 Target_arm::set_secondary_compatible_arch
6626 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6627 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6628 New method declarations.
6629 (Target_arm::get_aeabi_object_attribute): New method definition.
6630 (Target_arm::attributes_section_data_): New data member declaration.
6631 (read_arm_attributes_section): New template definition.
6632 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6633 (Arm_dynobj::do_read_symbols): Ditto.
6634 (Target_arm::do_finalize_sections): Merge attributes sections from
6635 input. Check for BLX use after attributes section merging.
6636 Fix __exidx_start and __exidx_end visibility. Create an
6637 .ARM.attributes section if necessary.
6638 (Target_arm::get_secondary_compatible_arch,
6639 Target_arm::set_secondary_compatible_arch,
6640 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6641 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6642 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6643 New method definitions.
6645 2009-12-09 Ian Lance Taylor <iant@google.com>
6647 * plugin.cc (Plugin::load): Don't cast from void* to a function
6650 2009-12-09 Ian Lance Taylor <iant@google.com>
6652 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6655 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6657 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6658 Replace two_file_shared_1.so with two_file_shared_2.so.
6659 * testsuite/Makefile.in: Regenerated.
6661 2009-12-08 Doug Kwan <dougkwan@google.com>
6663 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6664 (HFILES): Add attributes.h and int_encoding.h.
6665 * Makefile.in: Regenerate.
6666 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6667 function definitions to int_encoding.cc
6668 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6669 prototypes to int_encoding.h
6670 * reduced_debug_output.cc (int_encoding.h): New include.
6671 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6672 function definitions to int_encoding.cc
6673 (insert_into_vector, read_from_pointer): Move template definitions to
6675 * attributes.cc: New file.
6676 * attributes.h: New file.
6677 * int_encoding.cc: New file.
6678 * int_encoding.h: New file.
6680 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6683 * incremental-dump.cc (dump_incremental_inputs): New.
6684 (main): Use dump_incremental_inputs.
6686 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6689 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6690 checking elfcpp::STT_FUNC.
6691 (Target_i386::Relocate::relocate): Likewise.
6692 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6694 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6695 symbols from shared libraries into normal FUNC symbols.
6697 * symtab.h (Symbol): Add is_func and use it.
6699 2009-12-05 Doug Kwan <dougkwan@google.com>
6701 * arm.cc (Target_arm::arm_info): Initialize new fields
6702 attributes_section and attributes_vendor.
6703 * i386.cc (Target_i386::i386_info): Same.
6704 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6705 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6706 fields attributes_section and attributes_vendor.
6707 * sparc.cc (Target_sparc::sparc_info): Same.
6708 * target.h (Target::attributes_section, Target::attributes_vendor,
6709 Target::is_attributes_section, Target::attribute_arg_type,
6710 Target::attributes_order): New method definitions.
6711 (Target::Target_info::attributes_section,
6712 Target::Target_info::attributes_vendor): New fields.
6713 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6714 virtual method definitions.
6715 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6716 attributes_section and attributes_vendor.
6717 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6719 2009-12-05 Doug Kwan <dougkwan@google.com>
6721 * arm.cc: Update comments about interworking and stub generation.
6722 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6723 considered as non-PIC.
6724 (Arm_relocate_functions::base_abs): Fix formatting.
6725 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6726 of function to use GOT entry address instead of offset.
6727 (Target_arm::Scan::global): Issue an error if a symbol would need a
6728 PLT does not get one because it is untyped. Remove code to create
6729 dynamic symbols for relative branches.
6730 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6731 takes unsigned integer instead of boolean.
6733 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6735 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6736 (two_file_test_LDADD): Likewise.
6737 (common_test_1_LDADD): Likewise.
6738 (exception_test_LDADD) Likewise.
6739 (weak_test_LDADD): Likewise.
6740 (many_sections_test_LDADD): Likewise.
6741 (initpri1_LDADD): Likewise.
6742 (script_test_1_LDADD): Likewise.
6743 (script_test_2_LDADD): Likewise.
6744 (justsyms_LDADD): Likewise.
6745 (binary_test_LDADD): Likewise.
6746 (large_LDADD): Likewise.
6747 * testsuite/Makefile.in: Regenerated.
6749 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6751 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6752 (Symbol_table::override_with_special): Likewise.
6753 (Symbol_table::add_from_object): Likewise.
6755 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6757 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6758 Don't set the data_offset twice.
6760 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6762 * testsuite/Makefile.in: Regenerate.
6764 2009-12-03 Doug Kwan <dougkwan@google.com>
6766 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6767 (Target_arm::do_finalize_sections): Add parameter for symbol table
6768 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6769 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6770 parameter for symbol table pointer.
6771 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6772 an additional parameter for a pointer to symbol table.
6773 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6774 parameter for a symbol table pointer.
6775 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6776 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6778 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6779 parameter for a symbol table pointer.
6781 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6783 * incremental.cc (Incremental_inputs_header)
6784 (Incremental_inputs_header_write, Incremental_inputs_entry)
6785 (Incremental_inputs_entry_write): Move ...
6786 * incremental.h (Incremental_inputs_header)
6787 (Incremental_inputs_header_write, Incremental_inputs_entry)
6788 (Incremental_inputs_entry_write): here.
6790 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6792 * incremental.cc (make_sized_incremental_binary): Set the target.
6793 Error if it is incompatible.
6794 * output.h (Output_file): Add filename method.
6796 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6798 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6799 from the get_* methods.
6801 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6803 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6804 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6805 Write 0 for the data_offset of scripts.
6807 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6809 * testsuite/Makefile.am: Add the incremental_test.sh test.
6810 * testsuite/incremental_test.sh: New.
6811 * testsuite/incremental_test_1.c: New.
6812 * testsuite/incremental_test_2.c: New.
6814 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6816 * incremental-dump.cc (main): Fix typos.
6818 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6821 * incremental-dump.cc (main): Use llu to print 64 bit values.
6823 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6824 H.J. Lu <hongjiu.lu@intel.com>
6826 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6828 (incremental_dump_LDADD): Likewise.
6829 * Makefile.in: Regenerated.
6831 2009-11-25 Doug Kwan <dougkwan@google.com>
6835 2009-11-25 Doug Kwan <dougkwan@google.com>
6837 * arm.cc (Target_arm::Target_arm): Move method definition
6838 outside of class definition. Add code to handle
6839 --target1-rel, --target1-abs and --target2= options.
6840 (Target_arm::get_reloc_reloc_type): Change method to be
6841 non-static and const.
6842 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6843 New data member declaration.
6844 (Target_arm::Scan::local, Target_arm::Scan::global,
6845 Target_arm::Relocate::relocate,
6846 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6847 Adjust call to Target_arm::get_real_reloc_type.
6848 (Target_arm::get_real_reloc_type): Use command line options
6849 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6850 * options.h (--target1-rel, --target1-abs, --target2): New
6853 2009-11-25 Doug Kwan <dougkwan@google.com>
6855 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6856 class definition. Add code to handle --target1-rel, --target1-abs
6857 and --target2= options.
6858 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6860 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6862 (Target_arm::Scan::local, Target_arm::Scan::global,
6863 Target_arm::Relocate::relocate,
6864 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6865 call to Target_arm::get_real_reloc_type.
6866 (Target_arm::get_real_reloc_type): Use command line options to
6867 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6868 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6871 2009-11-25 Doug Kwan <dougkwan@google.com>
6873 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6874 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6875 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6877 (Arm_relocate_functions::thm_call): Replace body with a call to
6878 Arm_relocate_functions::thumb_branch_common.
6879 (Arm_relocate_functions::thm_jump24,
6880 Arm_relocate_functions::thm_xpc22): New method definitions.
6881 (Arm_relocate_functions::thumb_branch_common): New method definition.
6882 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6884 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6885 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6887 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6889 * Makefile.am: Build incremental-dump
6890 * Makefile.in: Regenerate.
6891 * incremental-dump.cc: New.
6892 * incremental.cc (Incremental_inputs_header_data,
6893 Incremental_inputs_entry_data): Move to incremental.h
6894 * incremental.h: (Incremental_inputs_header_data,
6895 Incremental_inputs_entry_data): Move from incremental.cc
6897 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6899 * incremental.cc (Incremental_inputs_header,
6900 Incremental_inputs_header_write, Incremental_inputs_entry,
6901 Incremental_inputs_entry_write): Add a typedef with the data type.
6903 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6905 * incremental.cc (Incremental_inputs_header,
6906 Incremental_inputs_header_write, Incremental_inputs_entry,
6907 Incremental_inputs_entry_write): Update comment about which
6908 type has the filed descriptions.
6910 2009-11-15 Doug Kwan <dougkwan@google.com>
6912 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6913 (Arm_relocate_functions::arm_branch_common): Change method defintion
6914 in class definition to a method declaration and update list of formal
6916 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6917 Arm_relocation_functions::jump24): Adjust call to
6918 Arm_relocate_functions::arm_branch_common. Update list of formal
6920 (Arm_relocate_functions::xpc25): New method definition.
6921 (Arm_relocate_functions::arm_branch_common): Move method defintion
6922 out from class definition. Use stubs for mode-switching and extending
6924 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6925 specially. Change code to enable use of stubs in ARM branches.
6927 2009-11-10 Doug Kwan <dougkwan@google.com>
6929 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6930 in method declaration.
6931 (Target_arm::relocate_stub): New method declaration.
6932 (Target_arm::default_target): Change to return a pointer instead of
6934 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6935 Target_arm::default_target.
6936 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6938 (Target_arm::relocate_section): Adjust view.
6939 (Target_arm::relocate_stub): New method definition.
6941 2009-11-10 Doug Kwan <dougkwan@google.com>
6943 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6945 * incremental.cc (open_incremental_binary): Initialized local
6946 variables to avoid warnings.
6947 * object.cc (make_elf_object): Ditto.
6948 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6951 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
6954 * testsuite/plugin_test.c: Include "config.h".
6956 2009-11-09 Doug Kwan <dougkwan@google.com>
6958 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
6959 (arm_symbol_value): Remove.
6960 (Arm_relocate_functions::arm_branch_common,
6961 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
6962 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
6963 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
6964 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
6965 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
6966 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
6967 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
6968 Arm_relocate_functions::thm_mobw_abs_nc,
6969 Arm_relocate_functions::thm_mov_abs,
6970 Arm_relocate_functions::movw_prel_nc,
6971 Arm_relocate_functions::thm_movt_abs,
6972 Arm_relocate_functions::movt_prel,
6973 Arm_relocate_functions::thm_movw_prel_nc,
6974 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
6975 (Target_arm::Relocate::relocate): Only decompose address into two
6976 parts if relocation type uses the thumb-bit and pass the actual
6977 bit instead of a flag indicating that the thumb-bit is used. Adjust
6978 calls to methods in Arm_relocate_functions for this change.
6980 2009-11-08 Ian Lance Taylor <iant@google.com>
6983 * reloc.cc: Instantiate
6984 Sized_relobj::initialize_input_to_output_maps and
6985 Sized_relobj:free_input_to_output_maps.
6987 2009-11-06 Ian Lance Taylor <iant@google.com>
6990 * defstd.cc (in_segment): Set only_if_ref true for "end".
6992 2009-11-06 Doug Kwan <dougkwan@google.com>
6994 * arm.cc (class Reloc_stub): Correct a comment.
6995 (Target_arm::Target_arm): Initialize arm_input_section_map_.
6996 (Target_arm::scan_section_for_stubs): New method declaration.
6997 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
6998 Change methods from private to protected.
6999 (Target_arm::do_may_relax): New method definition.
7000 (Target_arm::do_relax, Target_arm::group_sections,
7001 Target_arm::scan_reloc_for_stub,
7002 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7003 (Target_arm::arm_input_section_map_): New data member declaration.
7004 (Target_arm::scan_reloc_for_stub,
7005 Target_arm::scan_reloc_section_for_stubs,
7006 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7007 Target_arm::do_relax): New method definitions.
7009 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7011 * configure.ac: Check for (struct stat)::st_mtim
7012 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7013 * config.in: Regenerate.
7014 * configure: Regenerate.
7016 2009-11-05 Ian Lance Taylor <iant@google.com>
7019 * output.cc (Output_segment::add_output_section): Add missing
7022 2009-11-04 Ian Lance Taylor <iant@google.com>
7025 * object.h (class Object): Add is_needed and set_is_needed
7026 methods. Add is_needed_ field. Make bool fields into bitfields.
7027 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7028 defined in a dynamic object and referenced by a regular object,
7029 set is_needed for the dynamic object.
7030 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7031 if the file is marked with as_needed and it is not needed.
7033 2009-11-04 Ian Lance Taylor <iant@google.com>
7036 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7037 tags if data is discarded by linker script.
7038 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7039 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7040 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7041 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7043 2009-11-04 Ian Lance Taylor <iant@google.com>
7045 * layout.cc (Layout::get_output_section): Add is_interp and
7046 is_dynamic_linker_section parameters. Change all callers.
7047 (Layout::choose_output_section): Likewise.
7048 (Layout::make_output_section): Likewise.
7049 (Layout::add_output_section_data): Add is_dynamic_linker_section
7050 parameter. Change all callers.
7051 * layout.h (class Layout): Update declarations.
7052 * output.h (class Output_section): Add is_interp, set_is_interp,
7053 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7054 Add is_interp_, is_dynamic_linker_section_ fields. Change
7055 generate_code_fills_at_write_ to a bitfield.
7056 * output.cc (Output_section::Output_sections): Initialize new
7058 (Output_segment::add_output_section): Add do_sort parameter.
7061 2009-11-03 Ian Lance Taylor <iant@google.com>
7064 * options.h (class General_options): Add --warn-common.
7065 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7066 merging two common symbols.
7067 (Symbol_table::should_override): Handle --warn-common when merging
7068 a common symbol with a defined symbol. Use report_resolve_problem
7069 for multiple definitions.
7070 (Symbol_table::report_resolve_problem): New function.
7071 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7073 2009-11-03 Doug Kwan <dougkwan@google.com>
7075 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7077 (Target_arm::stub_factory): New method definition.
7078 (Target_arm::new_arm_input_section,
7079 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7080 Target_arm::reloc_uses_thumb_bit): New method declarations.
7081 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7082 New type definitions.
7083 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7084 member declarations.
7085 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7086 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7087 New method definitions.
7089 2009-11-03 Ian Lance Taylor <iant@google.com>
7091 * options.h (class General_options): Add --warn_constructors.
7093 2009-11-03 Ian Lance Taylor <iant@google.com>
7096 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7097 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7099 2009-11-03 Ian Lance Taylor <iant@google.com>
7102 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7103 --msgid-bugs-address.
7104 (install-pdf): New target.
7105 (install-data_yes): Look up one directory to find mkinstalldirs.
7107 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7109 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7112 2009-10-30 Doug Kwan <dougkwan@google.com>
7114 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7116 2009-10-30 Doug Kwan <dougkwan@google.com>
7118 * arm.cc (Stub_addend_reader): New struct template definition
7119 and partial specializations.
7120 (Stub_addend_reader::operator()): New method definition for a
7121 partially specialized template.
7123 2009-10-30 Doug Kwan <dougkwan@google.com>
7125 * arm.cc (Arm_relobj::processor_specific_flags): New method
7127 (Arm_relobj::do_read_symbols): New method declaration.
7128 (Arm_relobj::processor_specific_flags_): New data member declaration.
7129 (Arm_dynobj): New class definition.
7130 (Target_arm::do_finalize_sections): Add input_objects parameter.
7131 (Target_arm::do_adjust_elf_header): New method declaration.
7132 (Target_arm::are_eabi_versions_compatible,
7133 (Target_arm::merge_processor_specific_flags): New method declaration.
7134 (Target_arm::do_make_elf_object): New overloaded method definitions
7136 (Arm_relobj::do_read_symbols): New method definition.
7137 (Arm_dynobj::do_read_symbols): Ditto.
7138 (Target_arm::do_finalize_sections): Add input_objects parameters.
7139 Merge processor-specific flags from all input objects.
7140 (Target_arm::are_eabi_versions_compatible,
7141 Target_arm::merge_processor_specific_flags,
7142 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7143 New method definitions.
7144 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7145 Input_objects pointer type parameter.
7146 * layout.cc (Layout::finalize): Pass input objects to target's.
7147 finalize_sections function.
7148 * output.cc (Output_file_header::do_sized_write): Set ELF file
7149 header's processor-specific flags.
7150 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7151 Input_objects pointer type parameter.
7152 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7153 * target.h (Input_objects): New forward class declaration.
7154 (Target::processor_specific_flags,
7155 Target::are_processor_specific_flags_sect): New method definitions.
7156 (Target::finalize_sections): Add input_objects parameter.
7157 (Target::Target): Initialize processor_specific_flags_ and
7158 are_processor_specific_flags_set_.
7159 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7161 (Target::set_processor_specific_flags): New method definition.
7162 (Target::processor_specific_flags_,
7163 Target::are_processor_specific_flags_set_): New data member
7165 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7166 Input_objects pointer type parameter.
7168 2009-10-30 Doug Kwan <dougkwan@google.com>
7170 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7172 2009-10-28 Ian Lance Taylor <iant@google.com>
7174 * object.h (class Relobj): Drop options parameter from
7175 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7176 do_scan_relocs, do_relocate. Change all callers.
7177 (class Sized_relobj): Drop options parameters from
7178 do_gc_process_relocs, do_scan_relocs, do_relocate,
7179 do_relocate_sections, relocate_sections, emit_relocs_scan,
7180 emit_relocs_scan_reltype. Change all callers.
7181 (struct Relocate_info): Remove options field and all references to
7183 * reloc.h (class Read_relocs): Remove options constructor
7184 parameter and options_ field. Change all callers.
7185 (class Gc_process_relocs, class Scan_relocs): Likewise.
7186 (class Relocate_task): Likewise.
7187 * target-reloc.h (scan_relocs): Remove options parameter. Change
7189 (scan_relocatable_relocs): Likewise.
7190 * target.h (class Sized_target): Remove options parameter from
7191 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7193 * gc.h (gc_process_relocs): Remove options parameter. Change all
7195 * arm.cc: Update functions to remove options parameters.
7196 * i386.cc: Likewise.
7197 * powerpc.cc: Likewise.
7198 * sparc.cc: Likewise.
7199 * x86_64.cc: Likewise.
7200 * testsuite/testfile.cc: Likewise.
7202 2009-10-28 Doug Kwan <dougkwan@google.com>
7204 * arm.cc (Arm_relobj): New class definition.
7205 (Arm_relobj::scan_sections_for_stubs,
7206 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7207 New method definitions.
7209 2009-10-28 Cary Coutant <ccoutant@google.com>
7211 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7212 (Plugin::cleanup_done_): New member.
7213 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7214 (Plugin_manager::cleanup_done_): Remove.
7215 (Plugin_manager::add_input_file): Edit error message.
7216 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7217 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7219 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7221 * fileread.cc: (File_read::View::~View): Use the new
7222 data_ownership_ filed.
7223 (File_read::~File_read): Dispose the new whole_file_view_.
7224 (File_read::open): Mmap the whole file if needed.
7225 (File_read::open): Use whole_file_view_ instead of contents_.
7226 (File_read::find_view): Use whole_file_view_ if applicable.
7227 (File_read::do_read): Use whole_file_view_ instead of contents_.
7228 (File_read::make_view): Use whole_file_view_ instead of contents_,
7229 update File_read::View::View call.
7230 (File_read::find_or_make_view): Update File_read::View::View
7232 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7234 (File_read::View::Data_ownership): New enum.
7235 (File_read::View::View): Replace bool mapped_ with Data_ownership
7237 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7238 (File_read::View::data_ownership_): New field.
7239 (File_read::contents_): Remove (replaced by whole_file_view_).
7240 (File_read::whole_file_view_): New field.
7241 * options.h (class General_options): Add --keep-files-mapped.
7243 2009-10-27 Cary Coutant <ccoutant@google.com>
7245 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7246 * testsuite/Makefile.am (plugin_test_5): New test case.
7247 * testsuite/Makefile.in: Regenerate.
7249 2009-10-25 Doug Kwan <dougkwan@google.com>
7251 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7252 from private to protected to allow access by child class.
7253 (Sized_relobj::do_relocate_sections): New method declaration.
7254 (Sized_relobj::relocate_sections): Virtualize.
7255 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7256 Sized_relobj::relocate_sections. Instantiate template explicitly
7257 for different target sizes and endianity.
7259 2009-10-24 Doug Kwan <dougkwan@google.com>
7261 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7262 (Arm_input_section::as_arm_input_section): New method.
7263 (Arm_output_section): New class definition.
7264 (Arm_output_section::create_stub_group,
7265 Arm_output_section::group_sections): New method definitions.
7267 2009-10-22 Doug Kwan <dougkwan@google.com>
7269 * arm.cc (Arm_input_section): New class definition.
7270 (Arm_input_section::init, Arm_input_section:do_write,
7271 Arm_input_section::set_final_data_size,
7272 Arm_input_section::do_reset_address_and_file_offset): New method
7275 2009-10-21 Doug Kwan <dougkwan@google.com>
7277 * arm.cc (Stub_table, Arm_input_section): New forward class
7279 (Stub_table): New class defintion.
7280 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7281 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7282 New method definition.
7284 2009-10-21 Doug Kwan <dougkwan@google.com>
7286 * arm.cc: Update copyright comments.
7287 (Target_arm): New forward class template declaration.
7288 (Arm_address): New type.
7289 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7290 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7291 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7293 (Insn_template): Same.
7294 (DEF_STUBS): New macro.
7295 (Stub_type): New enum type.
7296 (Stub_template): New class definition.
7299 (Stub_factory): Same.
7300 (Target_arm::Target_arm): Initialize may_use_blx_ and
7301 should_force_pic_veneer_.
7302 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7303 Target_arm::should_force_pic_veneer,
7304 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7305 Target_arm::using_thumb_only, Target_arm:;default_target): New
7307 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7308 New data member declarations.
7309 (Insn_template::size, Insn_template::alignment): New method defintions.
7310 (Stub_template::Stub_template): New method definition.
7311 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7312 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7313 (Stub_factory::Stub_factory): New method definition.
7314 * gold.h (string_hash): New template.
7315 * output.h (Input_section_specifier::hash_value): Use
7317 (Input_section_specifier::string_hash): Remove.
7318 * stringpool.cc (Stringpool_template::string_hash): Use
7321 2009-10-20 Doug Kwan <dougkwan@google.com>
7323 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7324 symbols of relaxed input sections.
7325 * output.h (Output_section::find_relaxed_input_section): Make
7328 2009-10-16 Doug Kwan <dougkwan@google.com>
7330 * dynobj.cc (Versions::Versions): Initialize version_script_.
7331 Only insert base version symbol definition for a shared object
7332 if version script defines any version versions.
7333 (Versions::define_base_version): New method definition.
7334 (Versions::add_def): Check that base version is not needed.
7335 (Versions::add_need): Define base version lazily.
7336 * dynobj.h (Versions::define_base_version): New method declaration.
7337 (Versions::needs_base_version_): New data member declaration.
7338 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7339 (check_DATA): Add no_version_test.stdout.
7340 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7342 * testsuite/Makefile.in: Regenerate.
7343 * testsuite/no_version_test.c: New file.
7344 * testsuite/no_version_test.sh: Ditto.
7346 2009-10-16 Doug Kwan <dougkwan@google.com>
7348 * expression.cc (class Segment_start_expression): New class definition.
7349 (Segment_start_expression::value): New method definition.
7350 (script_exp_function_segment_start): Return a new
7351 Segment_start_expression.
7352 * gold/script-c.h (script_saw_segment_start_expression): New function
7354 * script-sections.cc (Script_sections::Script_sections): Initialize
7355 SAW_SEGMENT_START_EXPRESSION_ to false.
7356 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7357 and -Tbbs options to specify section addresses if given in
7358 command line and no SEGMENT_START expression is seen in a script.
7359 * script-sections.h (Script_sections::saw_segment_start_expression,
7360 Script_sections::set_saw_segment_start_expression): New method
7362 (Script_sections::saw_segment_start_expression_): New data member
7364 * script.cc (script_saw_segment_start_expression): New function.
7365 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7366 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7367 script_test_7.sh and script_test_8.sh.
7368 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7369 script_test_8.stdout.
7370 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7371 (script_test_6, script_test_6.stdout, script_test_7,
7372 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7373 * Makefile.in: Regenerate.
7374 * testsuite/script_test_6.sh: New file.
7375 * testsuite/script_test_6.t: Same.
7376 * testsuite/script_test_7.sh: Same.
7377 * testsuite/script_test_7.t: Same.
7378 * testsuite/script_test_8.sh: Same.
7380 2009-10-16 Doug Kwan <dougkwan@google.com>
7382 * output.cc (Output_segment::set_section_list_address): Cast
7383 expressions to unsigned long long type to avoid format warnings.
7385 2009-10-15 Ian Lance Taylor <iant@google.com>
7387 * script.cc (Script_options::add_symbol_assignment): Always add a
7388 dot assignment to script_sections_.
7389 * script-sections.cc (Script_sections::add_dot_assignment):
7390 Initialize if necessary.
7392 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7393 program headers with no load segment if there is a linker script.
7395 * layout.cc (Layout::set_segment_offsets): Align the file offset
7396 to the segment aligment for -N or -n with no load segment.
7397 * output.cc (Output_segment::add_output_section): Don't crash if
7398 the first section is a TLS section.
7399 (Output_segment::set_section_list_addresses): Print an error
7400 message if the address moves backward in a linker script.
7401 * script-sections.cc
7402 (Output_section_element_input::set_section_addresses): Don't
7403 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7404 (Orphan_output_section::set_section_addresses): Likewise.
7406 2009-10-15 Doug Kwan <dougkwan@google.com>
7408 * layout.cc (Layout::finish_dynamic_section): Generate tags
7409 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7410 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7411 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7413 2009-10-14 Ian Lance Taylor <iant@google.com>
7415 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7417 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7418 data_shdr fields of relinfo.
7419 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7420 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7421 R_386_TLS_LDO_32, adjust based on section flags.
7422 (Target_i386::Relocate::fix_up_ldo): Remove.
7424 2009-10-13 Ian Lance Taylor <iant@google.com>
7426 Add support for -pie.
7427 * options.h (class General_options): Add -pie and
7429 (General_options::output_is_position_independent): Test -pie.
7430 (General_options::output_is_executable): Return true if not shared
7431 and not relocatable.
7432 (General_options::output_is_pie): Remove.
7433 * options.cc (General_options::finalize): Reject incompatible uses
7435 * gold.cc (queue_middle_tasks): A -pie link is not static.
7436 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7437 * symtab.cc (Symbol::final_value_is_known): Return false if
7438 output_is_position_independent.
7439 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7440 output_is_position_independent.
7441 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7442 output_is_position_independent.
7443 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7444 output_is_position_independent.
7445 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7447 (basic_pie_test.o, basic_pie_test): New targets.
7448 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7449 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7450 (two_file_pie_test): New target.
7451 * testsuite/Makefile.in: Rebuild.
7452 * README: Remove note saying that -pie is not supported.
7454 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7456 * options.h (class General_options): Add -init and -fini.
7457 * layout.cc (Layout::finish_dynamic_section): Emit
7458 given init and fini functions.
7460 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7462 * gc.h (gc_process_relocs): Check if icf is enabled using new
7464 * gold.cc (queue_initial_tasks): Likewise.
7465 (queue_middle_tasks): Likewise.
7466 * object.cc (do_layout): Likewise.
7467 * symtab.cc (is_section_folded): Likewise.
7468 * main.cc (main): Likewise.
7469 * reloc.cc (Read_relocs::run): Likewise.
7470 (Sized_relobj::do_scan_relocs): Likewise.
7471 * icf.cc (is_function_ctor_or_dtor): New function.
7472 (Icf::find_identical_sections): Check if function is ctor or dtor when
7474 * options.h (General_options::icf): Change option to be an enum.
7475 (Icf_status): New enum.
7476 (icf_enabled): New method.
7477 (icf_safe_folding): New method.
7478 (set_icf_status): New method.
7479 (icf_status_): New variable.
7480 * (options.cc) (General_options::finalize): Set icf_status_.
7481 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7482 icf_test and icf_keep_unique_test to use the --icf enum flag.
7483 * testsuite/icf_safe_test.sh: New file.
7484 * testsuite/icf_safe_test.cc: New file.
7486 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7488 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7489 includes to gc.h and icf.h.
7490 * arm.cc: Include gc.h.
7491 * gold.cc: Likewise.
7492 * i386.cc: Likewise.
7493 * powerpc.cc: Likewise.
7494 * sparc.cc: Likewise.
7495 * x86_64.cc: Likewise.
7496 * gc.h: Include icf.h.
7498 2009-10-11 Ian Lance Taylor <iant@google.com>
7500 * plugin.cc: Include "gold.h" before other header files.
7502 2009-10-10 Chris Demetriou <cgd@google.com>
7504 * options.h (Input_file_argument::Input_file_type): New enum.
7505 (Input_file_argument::is_lib_): Replace with...
7506 (Input_file_argument::type_): New member.
7507 (Input_file_argument::Input_file_argument): Take Input_file_type
7508 'type' rather than boolean 'is_lib' as second argument.
7509 (Input_file_argument::is_lib): Use type_.
7510 (Input_file_argument::is_searched_file): New function.
7511 (Input_file_argument::may_need_search): Handle is_searched_file.
7512 * options.cc (General_options::parse_library): Support -l:filename.
7513 (General_options::parse_just_symbols): Update for Input_file_argument
7515 (Command_line::process): Likewise.
7516 * archive.cc (Archive::get_file_and_offset): Likewise.
7517 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7518 * script.cc (read_script_file, script_add_file): Likewise.
7519 * fileread.cc (Input_file::Input_file): Likewise.
7520 (Input_file::will_search_for): Handle is_searched_file.
7521 (Input_file::open): Likewise.
7522 * readsyms.cc (Read_symbols::get_name): Likewise.
7523 * testsuite/Makefile.am (searched_file_test): New test.
7524 * testsuite/Makefile.in: Regenerate.
7525 * testsuite/searched_file_test.cc: New file.
7526 * testsuite/searched_file_test_lib.cc: New file.
7528 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7529 Ian Lance Taylor <iant@google.com>
7531 * descriptor.cc: Include <cstdio> and "binary-io.h".
7532 (Descriptors::open): Open the files in binary mode always.
7533 * script.cc (Lex::get_token): Treat \r as whitespace.
7535 2009-10-09 Ian Lance Taylor <iant@google.com>
7537 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7539 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7540 Ian Lance Taylor <iant@google.com>
7542 * configure.ac: Check for readv function also.
7543 * fileread.cc (readv): Define if not HAVE_READV.
7544 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7546 * config.in: Regenerate.
7547 * configure: Regenerate.
7549 2009-10-09 Doug Kwan <dougkwan@google.com>
7551 * layout.cc (Layout::make_output_section): Call target hook to make
7552 ordinary output section.
7553 (Layout::finalize): Adjust parameter list of call the
7554 Target::may_relax().
7555 * layout.h (class Layout::section_list): New method.
7556 * merge.h (Output_merge_base::entsize): Change visibility to public.
7557 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7559 (Output_merge_string::do_is_string): New method.
7560 * object.cc (Sized_relobj::do_setup): renamed from
7561 Sized_relobj::set_up.
7562 * object.h (Sized_relobj::adjust_shndx,
7563 Sized_relobj::initializ_input_to_output_maps,
7564 Sized_relobj::free_input_to_output_maps): Change visibilities to
7566 (Sized_relobj::setup): Virtualize.
7567 (Sized_relobj::do_setup): New method declaration.
7568 (Sized_relobj::invalidate_section_offset,
7569 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7570 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7571 * options.cc (parse_int): New function.
7572 * options.h (parse_int): New declaration.
7573 (DEFINE_int): New macro.
7574 (stub_group_size): New option.
7575 * output.cc (Output_section::Output_section): Initialize memebers
7576 merge_section_map_, merge_section_by_properties_map_,
7577 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7578 (Output_section::add_input_section): Handled deferred code-fill
7579 generation and remove an old comment.
7580 (Output_section::add_relaxed_input_section): New method definition.
7581 (Output_section::add_merge_input_section): Use merge section by
7582 properties map to speed to search. Update merge section maps
7584 (Output_section::build_relaxation_map): New method definition.
7585 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7587 (Output_section::relax_input_section): Renamed to
7588 Output_section::convert_input_sections_to_relaxed_sections and change
7589 interface to take a vector of pointers to relaxed sections.
7590 (Output_section::find_merge_section,
7591 Output_section::find_relaxed_input_section): New method definitions.
7592 (Output_section::is_input_address_mapped,
7593 Output_section::output_offset, Output_section::output_address):
7594 Use output section data maps to speed up searching.
7595 (Output_section::find_starting_output_address): Add comments.
7596 (Output_section::do_write,
7597 Output_section::write_to_postprocessing_buffer): Do code-fill
7598 generation as appropriate.
7599 (Output_section::get_input_sections): Invalidate relaxed input section
7601 (Output_section::restore_states): Adjust type of checkpoint .
7602 Invalidate relaxed input section map.
7603 * output.h (Output_merge_base): New class declaration.
7604 (Input_section_specifier): New class defintion.
7605 (class Output_relaxed_input_section) Change base class to
7606 Output_section_data_build.
7607 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7608 base class initializer.
7609 (Output_section::add_relaxed_input_section): New method declaration.
7610 (Output_section::Input_section): Change visibility to protected.
7611 (Output_section::Input_section::relobj,
7612 Output_section::Input_section::shndx): Handle relaxed input sections.
7613 Output_section::input_sections) Change visibility to protected. Also
7614 define overload to return a non-const pointer.
7615 (Output_section::Merge_section_properties): New class defintion.
7616 (Output_section::Merge_section_by_properties_map,
7617 Output_section::Output_section_data_by_input_section_map,
7618 Output_section::Relaxation_map): New types.
7619 (Output_section::relax_input_section): Rename method to
7620 Output_section::convert_input_sections_to_relaxed_sections and change
7621 interface to take a vector of relaxed section pointers.
7622 (Output_section::find_merge_section,
7623 Output_section::find_relaxed_input_section,
7624 Output_section::build_relaxation_map,
7625 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7626 New method declarations.
7627 (Output_section::merge_section_map_
7628 Output_section::merge_section_by_properties_map_,
7629 Output_section::relaxed_input_section_map_,
7630 Output_section::is_relaxed_input_section_map_valid_,
7631 Output_section::generate_code_fills_at_write_): New data members.
7632 * script-sections.cc
7633 (Output_section_element_input::set_section_addresses): Call
7634 current_data_size and addralign methods of relaxed input sections.
7635 (Orphan_output_section::set_section_addresses): Call current_data_size
7636 and addralign methods of relaxed input sections.
7637 * symtab.cc (Symbol_table::compute_final_value): Extract template
7638 from the body of Symbol_table::sized_finalize_symbol.
7639 (Symbol_table::sized_finalized_symbol): Call
7640 Symbol_table::compute_final_value.
7641 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7642 (Symbol_table::compute_final_value): New templated method declaration.
7643 * target.cc (Target::do_make_output_section): New method defintion.
7644 * target.h (Target::make_output_section): New method declaration.
7645 (Target::relax): Add more parameters for input objects, symbol table
7646 and layout. Adjust call to do_relax.
7647 (Target::do_make_output_section): New method declaration.
7648 (Target::do_relax): Add parameters for input objects, symbol table
7651 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7653 * pread.c: Include stdio.h.
7655 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7657 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7660 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7662 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7663 Change read_shndx type to unsigned int.
7664 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7666 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7667 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7668 Change read_shndx type to unsigned int.
7669 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7671 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7672 * layout.cc (Layout::create_symtab_sections): Cast the result of
7673 local_symcount * symsize to off_t in the gold_assert.
7675 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7677 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7678 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7680 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7681 (Arm_relocate_functions::thm_abs5): New function.
7682 (Arm_relocate_functions::abs12): New function.
7683 (Arm_relocate_functions::abs16): New function.
7684 (Arm_relocate_functions::base_abs): New function.
7685 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7686 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7687 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7689 (Scan::global): Likewise.
7690 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7691 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7692 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7693 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7696 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7698 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7699 (Arm_relocate_functions::movt_prel): New function.
7700 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7701 (Arm_relocate_functions::thm_movt_prel): New function.
7702 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7703 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7704 (Scan::global, Relocate::relocate): Likewise.
7705 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7707 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7709 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7710 Incremental_checker.
7711 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7713 (class Incremental_inputs_header): New class.
7714 (Incremental_inputs_header_writer): Edit comment.
7715 (Incremental_inputs_entry): New class.
7716 (Incremental_inputs_entry_writer): Edit comment.
7717 (Sized_incremental_binary::do_find_incremental_inputs_section):
7718 Add *strtab_shndx parameter, fill it.
7719 (Sized_incremental_binary::do_check_inputs): New method.
7720 (Incremental_checker::can_incrementally_link_output_file): Use
7721 Sized_incremental_binary::check_inputs.
7722 (Incremental_inputs::report_command_line): Save command line in
7725 (Incremental_binary::find_incremental_inputs_section): New
7727 (Incremental_binary::do_find_incremental_inputs_section): Add
7728 strtab_shndx parameter.
7729 (Incremental_binary::do_check_inputs): New pure virtual method.
7730 (Sized_incremental_binary::do_check_inputs): Declare.
7731 (Incremental_checker::Incremental_checker): Add incremental_inputs
7732 parameter, use it to initialize incremental_inputs_.
7733 (Incremental_checker::incremental_inputs_): New field.
7734 (Incremental_checker::command_line): New method.
7735 (Incremental_checker::inputs): New method.
7736 (Incremental_checker::command_line_): New field.
7738 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7740 * incremental.cc: Include <cstdarg> and "target-select.h".
7741 (vexplain_no_incremental): New function.
7742 (explain_no_incremental): New function.
7743 (Incremental_binary::error): New method.
7744 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7746 (make_sized_incremental_binary): New function.
7747 (open_incremental_binary): New function.
7748 (can_incrementally_link_file): Add checks if output is ELF and has
7750 * incremental.h: Include "elfcpp_file.h" and "output.h".
7751 (Incremental_binary): New class.
7752 (Sized_incremental_binary): New class.
7753 (open_incremental_binary): Declare.
7754 * object.cc (is_elf_object): Use
7755 elfcpp::Elf_recognizer::is_elf_file.
7756 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7757 * output.h (Output_file::filesize): New method.
7759 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7761 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7763 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7764 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7766 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7768 (Arm_relocate_functions::movw_abs_nc): New function.
7769 (Arm_relocate_functions::movt_abs): New function.
7770 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7771 (Arm_relocate_functions::thm_movt_abs): New function.
7772 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7773 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7774 (Scan::global): Likewise.
7775 (Relocate::relocate): Likewise.
7776 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7778 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7780 * arm.cc (Arm_relocate_functions::got_prel) New function.
7781 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7782 (Relocate::relocate): Likewise.
7783 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7785 2009-10-06 Ian Lance Taylor <iant@google.com>
7787 * options.h (class General_options): Define
7788 split_stack_adjust_size parameter.
7789 * object.h (class Object): Add uses_split_stack_ and
7790 has_no_split_stack_ fields. Add uses_split_stack and
7791 has_no_split_stack accessor functions. Declare
7792 handle_split_stack_section.
7793 (class Reloc_symbol_changes): Define.
7794 (class Sized_relobj): Define Function_offsets. Declare
7795 split_stack_adjust, split_stack_adjust_reltype, and
7797 * object.cc (Object::handle_split_stack_section): New function.
7798 (Sized_relobj::do_layout): Call handle_split_stack_section.
7799 * dynobj.cc (Sized_dynobj::do_layout): Call
7800 handle_split_stack_section.
7801 * reloc.cc (Sized_relobj::relocate_sections): Call
7802 split_stack_adjust for executable sections in split_stack
7803 objects. Pass reloc_map to relocate_section.
7804 (Sized_relobj::split_stack_adjust): New function.
7805 (Sized_relobj::split_stack_adjust_reltype): New function.
7806 (Sized_relobj::find_functions): New function.
7807 * target-reloc.h: Include "object.h".
7808 (relocate_section): Add reloc_symbol_changes parameter. Change
7810 * target.h (class Target): Add calls_non_split method. Declare
7811 do_calls_non_split virtual method. Declare match_view and
7813 * target.cc: Include "elfcpp.h".
7814 (Target::do_calls_non_split): New function.
7815 (Target::match_view): New function.
7816 (Target::set_view_to_nop): New function.
7817 * gold.cc (queue_middle_tasks): Give an error if mixing
7818 split-stack and non-split-stack objects with -r.
7819 * i386.cc (Target_i386::relocate_section): Add
7820 reloc_symbol_changes parameter.
7821 (Target_i386::do_calls_non_split): New function.
7822 * x86_64.cc (Target_x86_64::relocate_section): Add
7823 reloc_symbol_changes parameter.
7824 (Target_x86_64::do_calls_non_split): New function.
7825 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7827 * powerpc.cc (Target_powerpc::relocate_section): Add
7828 reloc_symbol_changes parameter.
7829 * sparc.cc (Target_sparc::relocate_section): Add
7830 reloc_symbol_changes parameter.
7831 * configure.ac: Call AM_CONDITIONAL for the default target.
7832 * configure: Rebuild.
7833 * testsuite/Makefile.am (TEST_AS): New variable.
7834 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7835 (check_DATA): Add split_i386 and split_x86_64 files.
7836 (SPLIT_DEFSYMS): Define.
7837 (split_i386_[1234n].o): New targets.
7838 (split_i386_[124]): New targets.
7839 (split_i386_[1234r].stdout): New targets.
7840 (split_x86_64_[1234n].o): New targets.
7841 (split_x86_64_[124]): New targets.
7842 (split_x86_64_[1234r].stdout): New targets.
7843 (MOSTLYCLEANFILES): Add new executables.
7844 * testsuite/split_i386.sh: New file.
7845 * testsuite/split_x86_64.sh: New file.
7846 * testsuite/split_i386_1.s: New file.
7847 * testsuite/split_i386_2.s: New file.
7848 * testsuite/split_i386_3.s: New file.
7849 * testsuite/split_i386_4.s: New file.
7850 * testsuite/split_i386_n.s: New file.
7851 * testsuite/split_x86_64_1.s: New file.
7852 * testsuite/split_x86_64_2.s: New file.
7853 * testsuite/split_x86_64_3.s: New file.
7854 * testsuite/split_x86_64_4.s: New file.
7855 * testsuite/split_x86_64_n.s: New file.
7856 * testsuite/testfile.cc (Target_test): Update relocation_section
7858 * testsuite/Makefile.in: Rebuild.
7860 2009-10-06 Ian Lance Taylor <iant@google.com>
7862 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7863 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7864 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7865 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7866 the address on ldo_addrs_.
7867 (Target_i386::Relocate::fix_up_ldo): New function.
7869 2009-10-06 Rafael Espindola <espindola@google.com>
7871 * plugin.cc (add_input_library): New.
7872 (Plugin::load): Add add_input_library to tv.
7873 (Plugin_manager::add_input_file): Add the is_lib argument.
7874 (add_input_file): Update call to Plugin_manager::add_input_file.
7875 (add_input_library): New.
7876 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7878 2009-09-30 Doug Kwan <dougkwan@google.com>
7880 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7881 symbol and call Symbol::may_need_copy_reloc to determine if
7882 a copy reloc is needed.
7883 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7884 nocopyreloc is given in command line.
7885 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7886 given in command line.
7887 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7888 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7889 of the removed Target_i386::may_need_copy_reloc.
7890 * options.h (copyreloc): New option with default value false.
7891 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7892 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7893 instead of the removed Target_powerpc::may_need_copy_reloc.
7894 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7895 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7896 instead of the removed Target_sparc::may_need_copy_reloc.
7897 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7898 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7899 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7900 instead of the removed Target_x86_64::may_need_copy_reloc.
7902 2009-09-30 Ian Lance Taylor <iant@google.com>
7904 * object.h (class Object): Remove target_ field, and target,
7905 sized_target, and set_target methods.
7906 (Object::sized_target): Remove.
7907 (class Sized_relobj): Update declarations. Remove sized_target.
7908 * object.cc (Sized_relobj::setup): Remove target parameter.
7910 (Input_objects::add_object): Don't do anything with the target.
7911 (make_elf_sized_object): Add punconfigured parameter. Change all
7912 callers. Set or test parameter target.
7913 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7915 * parameters.cc (Parameters::set_target): Change parameter type to
7917 (Parameters::default_target): Remove.
7918 (set_parameters_target): Change parameter type to be non-const.
7919 (parameters_force_valid_target): New function.
7920 (parameters_clear_target): New function.
7921 * parameters.h (class Parameters): Update declarations. Remove
7922 default_target method. Add sized_target and clear_target
7923 methods. Change target_ to be non-const.
7924 (set_parameters_target): Update declaration.
7925 (parameters_force_valid_target): Declare.
7926 (parameters_clear_target): Declare.
7927 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7928 as NULL if we aren't searching.
7929 (Add_symbols::run): Don't check for compatible target.
7930 * fileread.cc (Input_file::open_binary): Call
7931 parameters_force_valid_target.
7932 * gold.cc (queue_middle_tasks): Likewise.
7933 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7934 set_target on object.
7935 * dynobj.h (class Sized_dynobj): Update declarations.
7936 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7937 make_elf_object returns NULL.
7938 (Archive::include_member): Don't check whether object target is
7940 * output.cc (Output_section::add_input_section): Get target from
7942 (Output_section::relax_input_section): Likewise.
7943 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7945 (Sized_relobj::do_scan_relocs): Likewise.
7946 (Sized_relobj::relocate_sections): Likewise.
7947 * resolve.cc (Symbol_table::resolve): Likewise.
7948 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7949 parameter. Change all callers.
7950 (Symbol_table::add_from_object): Get target from parameters.
7951 (Symbol_table::add_from_relobj): Don't check object target.
7952 (Symbol_table::add_from_dynobj): Likewise.
7953 (Symbol_table::define_special_symbol): Get target from
7955 * symtab.h (class Symbol_table): Update declaration.
7956 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
7957 parameter. Change all callers. Clear parameter target.
7958 (Binary_test): Test target here.
7959 * testsuite/object_unittest.cc (gold_testsuite): Remove
7960 target_test_pointer parameter. Change all callers.
7961 (Object_test): Test target here.
7963 2009-09-26 Ian Lance Taylor <iant@google.com>
7965 * testsuite/initpri1.c: Don't try to use constructor priorities if
7966 compiling with gcc before 4.3.
7968 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
7970 * testsuite/retain_symbols_file_test.sh (check_present): Change
7971 output file name to retain_symbols_file_test.stdout.
7972 (check_absent): Likewise.
7974 2009-09-18 Craig Silverstein <csilvers@google.com>
7976 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
7977 * options.cc: Include <cerrno> and <fstream>.
7978 (General_options::finalize): Parse -retain-symbols-file tag.
7979 * options.h: New flag.
7980 (General_options): New method should_retain_symbol, new
7981 variable symbols_to_retain.
7982 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
7983 should_retain_symbol map.
7984 * testsuite/Makefile.am (retain_symbols_file_test): New test.
7985 * testsuite/Makefile.in: Regenerate.
7986 * testsuite/retain_symbols_file_test.sh: New file.
7988 2009-09-18 Nick Clifton <nickc@redhat.com>
7990 * po/es.po: Updated Spanish translation.
7992 2009-09-17 Doug Kwan <dougkwan@google.com>
7994 * debug.h (DEBUG_RELAXATION): New constant.
7995 (DEBUG_ALL): Add DEBUG_RELAXATION.
7996 (debug_string_to_enum): Add relaxation debug option.
7998 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
7999 Layout::Relaxation_debug_check::read_sections,
8000 Layout::Relaxation_debug_check::read_sections): New method definitions.
8001 (Layout::Layout): Initialize data members
8002 record_output_section_data_from_scrips_,
8003 script_output_section_data_list_ and relaxation_debug_check_.
8004 (Layout::save_segments, Layout::restore_segments,
8005 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8006 Layout::relaxation_loop_body): New method definitions.
8007 (Layout::finalize): Support relaxation. Move section layout code to
8008 Layout::relaxation_loop_body.
8009 (Layout::set_asection_address_from_script): Move code for orphan
8010 section placement out.
8011 (Layout::place_orphan_sections_in_script): New method definition.
8012 * layout.h (Output_segment_headers, Output_file_header):
8013 New forward class declarations.
8014 (Layout::~Layout): Define.
8015 (Layout::new_output_section_data_from_script): New method definition.
8016 (Layout::place_orphan_sections_in_script): New method declaration.
8017 (Layout::Segment_states): New type declaration.
8018 (Layout::save_segments, Layout::restore_segments,
8019 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8020 Layout::relaxation_loop_body): New method declarations.
8021 (Layout::Output_section_data_list): New type declaration.
8022 (Layout::Relaxation_debug_check): New class definition.
8023 (Layout::record_output_section_data_from_script_,
8024 Layout::script_output_section_data_list_, Layout::segment_states_,
8025 Layout::relaxation_debug_check_): New data members.
8026 * output.cc: (Output_section_headers::do_size): New method definition.
8027 (Output_section_headers::Output_section_headers): Move size
8028 computation to Output_section_headers::do_size.
8029 (Output_segment_headers::do_size): New method definition.
8030 (Output_file_header::Output_file_header): Move size computation to
8031 Output_file_header::do_size and call it.
8032 (Output_file_header::do_size): New method definition.
8033 (Output_data_group::Output_data_group): Adjust call to
8034 Output_section_data.
8035 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8036 (Output_symtab_xindex::do_write): Add array bound check.
8037 (Output_section::Input_section::print_to_mapfile): Handle
8038 RELAXED_INPUT_SECTION_CODE.
8039 (Output_section::Output_section): Initialize data member checkpoint_.
8040 (Output_section::~Output_section): Delete checkpoint object pointed
8042 (Output_section::add_input_section): Always add an Input_section if
8044 (Output_section::add_merge_input_section): Add assert.
8045 (Output_section::relax_input_section): New method definition.
8046 (Output_section::set_final_data_size): Set load address to zero for
8047 an unallocated section.
8048 (Output_section::do_address_and_file_offset_have_reset_values):
8049 New method definition.
8050 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8051 Handle relaxed input section.
8052 (Output_section::sort_attached_input_sections): Checkpoint input
8053 section list lazily.
8054 (Output_section::get_input_sections): Change type of input_sections to
8055 list of Simple_input_section pointers. Checkpoint input section list
8056 lazily. Also handle relaxed input sections.
8057 (Output_section::add_input_section_for_script): Take a reference to
8058 a Simple_input_section object instead of Relobj pointer and section
8059 index as parameter. Handle relaxed input sections.
8060 (Output_section::save_states, Output_section::restore_states): New
8062 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8063 (Output_data::is_data_size_fixed): New method definition.
8064 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8066 (Output_data::address_and_file_offset_have_reset_values): New method
8068 (Output_data::do_address_and_file_offset_have_reset_values): New method
8070 (Output_data::set_data_size): Check that data size is not fixed.
8071 (Output_data::fix_data_size): New method definition.
8072 (Output_data::is_data_size_fixed_): New data member.
8073 (Output_section_headers::set_final_data_size): New method definition.
8074 (Output_section_headers::do_size): New method declaration.
8075 (Output_segment_headers::set_final_data_size): New method definition.
8076 (Output_segment_headers::do_size): New method declaration.
8077 (Output_file_header::set_final_data_size)::New method definition.
8078 (Output_file_header::do_size)::New method declaration.
8079 (Output_section_data::Output_section_data): Add new parameter
8080 is_data_size_fixed and use it to fix data size.
8081 (Output_data_const::Output_data_const): Adjust call to base class
8082 constructor and fix data size.
8083 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8084 base class constructor and fix data size.
8085 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8086 base class constructor and fix data size.
8087 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8088 class constructor and fix data size.
8089 (Output_data_group::set_final_data_size): New method definition.
8090 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8091 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8092 class constructor and fix data size.
8093 (Output_relaxed_input_section): New class definition.
8094 (Output_section::Simple_input_section): New class definition.
8095 (Output_section::get_input_sections): Adjust parameter list.
8096 (Output_section::add_input_section_for_script): Same.
8097 (Output_section::save_states, Output_section::restore_states,
8098 Output_section::do_address_and_file_offset_have_reset_values,
8099 (Output_section::Input_section::Input_section): Handle
8100 RELAXED_INPUT_SECTION_CODE. Add new overload for
8101 Output_relaxed_input_section.
8102 (Output_section::Input_section::is_input_section,
8103 Output_section::Input_section::set_output_section): Handle relaxed
8105 (Output_section::Input_section::is_relaxed_input_section,
8106 Output_section::Input_section::output_section_data,
8107 Output_section::Input_section::relaxed_input_section): New method
8109 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8111 (Output_section::Input_section::u1_): Update comments.
8112 (Output_section::Input_section::u2_): Add new union member poris.
8113 (Output_section::Checkpoint_output_section): New classs definition.
8114 (Output_section::relax_input_section): New method declaration.
8115 (Output_section::checkpoint_): New data member.
8116 (Output_segment): Update comments.
8117 (Output_segment::Output_segment): Un-privatize copy constructor.
8118 (Output_segment::operator=): Un-privatize.
8119 * script-sections.cc (Output_section_element::Input_section_list):
8120 Change element type to Output_section::Simple_input_section.
8121 (Output_section_element_dot_assignment::set_section_addresses):
8122 Register output section data for relaxation clean up.
8123 (Output_data_exression::Output_data_expression): Adjust call to base
8124 constructor to fix data size.
8125 (Output_section_element_data::set_section_addresses): Register
8126 Output_data_expression object for relaxation clean up.
8127 (struct Input_section_info): Replace Relobj pointer and section index
8128 pair with Output_section::Simple_input_section and Convert struct to a
8130 (Input_section_sorter::operator()): Adjust access to
8131 Input_section_info data member to use accessors.
8132 (Output_section_element_input::set_section_addresses): Use layout
8133 parameter. Adjust code to use Output_section::Simple_input_section
8134 and Input_secction_info classes. Register filler for relaxation
8136 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8137 and section index pair with Output_section::Simple_input_section
8138 class. Adjust code accordingly.
8139 (Phdrs_element::release_segment): New method definition.
8140 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8142 (Script_sections::release_segments): New method definition.
8143 * gold/script-sections.h (Script_sections::release_segments): New
8145 * gold/target.h (Target::may_relax, Target::relax,
8146 Target::do_may_relax, Target::do_relax): New method definitions.
8148 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8150 * arm.cc (has_signed_unsigned_overflow): New function.
8151 (Arm_relocate_functions::abs8): New function.
8152 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8153 (Target_arm::Scan::global): Likewise.
8154 (Target_arm::relocate::relocate): Likewise.
8155 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8158 2009-09-16 Cary Coutant <ccoutant@google.com>
8160 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8161 * testsuite/Makefile.in: Regenerate.
8163 2009-09-11 Nick Clifton <nickc@redhat.com>
8165 * po/gold.pot: Updated by the Translation project.
8167 2009-09-08 Cary Coutant <ccoutant@google.com>
8169 * output.cc (Output_file::open): Add execute permission to empty file.
8170 * testsuite/Makefile.am (permission_test): New test.
8171 * testsuite/Makefile.in: Regenerate.
8173 2009-09-02 Ian Lance Taylor <iant@google.com>
8175 * output.cc (Output_file::resize): Call map_no_anonymous rather
8178 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8180 * gold.cc: Include "incremental.h".
8181 (queue_initial_tasks): Call Incremental_checker methods.
8182 * incremental.cc: Include "output.h".
8183 (Incremental_checker::can_incrementally_link_output_file): New
8185 * incremental.h (Incremental_checker): New class.
8187 * output.cc (Output_file::open_for_modification): New method.
8188 (Output_file::map_anonymous): Changed return type to bool. Record
8190 (Output_file::map_no_anonymous): New method, broken out of map.
8191 (Output_file::map): Use map_no_anonymous and map_anonymous.
8192 * output.h (class Output_file): Update declarations.
8194 2009-08-24 Cary Coutant <ccoutant@google.com>
8196 * options.h (Command_line::Pre_options): New class.
8197 (Command_line::pre_options): New member.
8198 * options.cc (gold::options::ready_to_register): New variable.
8199 (One_option::register_option): Do nothing if not registering options.
8200 Assert if same short option registered twice.
8201 (General_options::General_options): Turn off option registration when
8203 (Command_line::Pre_options::Pre_options): New constructor.
8205 2009-08-24 Cary Coutant <ccoutant@google.com>
8207 * options.h (General_options::no_keep_memory): Remove incorrect
8210 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8212 * Makefile.am (am__skiplex, am__skipyacc): New.
8213 * Makefile.in: Regenerate.
8215 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8217 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8218 (INCLUDES): ... this.
8219 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8220 (AM_CPPFLAGS): Renamed from ...
8221 (INCLUDE): ... this.
8222 * Makefile.in, testsuite/Makefile.in: Regenerate.
8224 * Makefile.in: Regenerate.
8225 * aclocal.m4: Likewise.
8226 * config.in: Likewise.
8227 * configure: Likewise.
8228 * testsuite/Makefile.in: Likewise.
8230 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8231 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8232 * Makefile.in: Regenerate.
8233 * testsuite/Makefile.in: Regenerate.
8235 2009-08-19 Cary Coutant <ccoutant@google.com>
8237 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8238 symbols in shared libraries overridden by hidden or internal symbols
8239 in the main program.
8241 2009-08-19 Chris Demetriou <cgd@google.com>
8243 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8244 checking source file names in error messages.
8246 2009-08-18 Doug Kwan <dougkwan@google.com>
8248 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8249 an elcpp::Ehdr as parameter. Adjust call to set_target.
8250 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8251 an elfcpp::Ehdr as parameter.
8252 * object.cc (Object::set_target): Remove the version that looks up
8253 a target and sets it.
8254 (Sized_relobj::setup): Take a Target object instead of
8255 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8256 (make_elf_sized_object): Find target and ask target to
8258 * object.h: (Object::set_target): Remove the version that looks up
8259 a target and sets it.
8260 (Sized_relobj::setup): Take a Target object instead of
8261 an elfcpp:Ehdr as parameter.
8262 * target.cc: Include dynobj.h.
8263 (Target::do_make_elf_object_implementation): New.
8264 (Target::do_make_elf_object): New.
8265 * target.h (Target::make_elf_object): New template declaration.
8266 (Target::do_make_elf_object): New method declarations.
8267 (Target::do_make_elf_object_implementation): New template declaration.
8269 2009-08-14 Ian Lance Taylor <iant@google.com>
8271 * gold.h (FUNCTION_NAME): Define.
8272 (gold_unreachable): Use FUNCTION_NAME.
8274 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8276 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8277 symbol in the --keep-unique list is not found.
8279 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8281 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8282 been maked as --keep-unique.
8283 (Icf::unfold_section): New function.
8284 * icf.h (Icf::unfold_section): New function.
8285 * options.h (General_options::keep_unique): New option.
8286 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8287 * testsuite/Makefile.in: Regenerate.
8288 * testsuite/icf_keep_unique_test.sh: New file.
8289 * testsuite/icf_keep_unique_test.cc: New file.
8291 2009-08-12 Cary Coutant <ccoutant@google.com>
8294 * resolve.cc (Symbol_table::resolve): Check for references from
8295 dynamic objects to hidden and internal symbols.
8296 * testsuite/Makefile.am (hidden_test.sh): New test.
8297 * testsuite/Makefile.in: Regenerate.
8298 * testsuite/hidden_test.sh: New script.
8299 * testsuite/hidden_test_1.c: New test source.
8300 * testsuite/hidden_test_main.c: New test source.
8302 2009-08-11 Doug Kwan <dougkwan@google.com>
8304 * arm.cc: Update comments.
8305 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8306 segment to locate the .ARM.exidx section if present.
8308 2009-08-09 Doug Kwan <dougkwan@google.com>
8310 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8313 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8314 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8317 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8319 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8320 valid tls_segment only for non-debug-section relocations.
8321 * testsuite/Makefile.am: Add gc_tls_test.
8322 * testsuite/Makefile.in: Regenerate.
8323 * testsuite/gc_tls_test.cc: New file.
8324 * testsuite/gc_tls_test.sh: New file.
8326 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8330 * Makefile.am (CCFILES): Add icf.cc.
8332 * Makefile.in: Regenerate.
8333 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8334 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8335 section, symbol and addend information for the relocs.
8336 * gold.cc (queue_middle_tasks): Call identical code folding.
8337 * gold.h: Add defines for multimap.
8338 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8339 to the call of finalize_local_symbols.
8340 * main.cc (main): Create object of class Icf.
8341 * object.cc (Sized_relobj::do_layout): Allow this function to be
8342 called twice during icf.
8343 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8344 to sections marked as identical by icf.
8345 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8347 (Sized_relobj::do_section_entsize): New function.
8348 * object.h (Object::section_entsize): New function.
8349 (Object::do_section_entsize): New pure virtual function.
8350 (Relobj::finalize_local_symbols): Add new parameter.
8351 (Relobj::do_section_entsize): New function.
8352 * options.h (General_options::icf): New option.
8353 (General_options::icf_iterations): New option.
8354 (General_options::print_icf_sections): New option.
8355 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8356 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8357 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8359 * symtab.cc (Symbol_table::is_section_folded): New function.
8360 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8361 to sections marked as identical by icf.
8362 * symtab.h (Symbol_table::set_icf): New function.
8363 (Symbol_table::icf): New function.
8364 (Symbol_table::is_section_folded): New function.
8365 (Symbol_table::icf_): New data member.
8366 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8367 * testsuite/Makefile.am: Add commands to build icf_test.
8368 * testsuite/Makefile.in: Regenerate.
8369 * testsuite/icf_test.sh: New file.
8370 * testsuite/icf_test.cc: New file.
8372 2009-07-24 Chris Demetriou <cgd@google.com>
8374 * layout.cc (is_compressible_debug_section): Fix incorrect
8375 comment about compressed section names.
8377 2009-07-20 Ian Lance Taylor <ian@airs.com>
8380 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8382 2009-07-16 Ian Lance Taylor <iant@google.com>
8385 * layout.h: #include <map>.
8386 (class Kept_section): Change from struct to class. Add accessors
8387 and setters. Add section size to Comdat_group mapping. Change
8388 Comdat_group to std::map. Add is_comdat_ field. Add
8389 linkonce_size field in union.
8390 (class Layout): Update declaration of find_or_add_kept_section.
8391 Don't declare find_kept_object.
8392 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8393 parameter. Add object, shndx, is_comdat, and is_group_name
8394 parameters. Change all callers. Adjust for new Kept_section.
8395 (Layout::find_kept_object): Remove.
8396 * object.cc (Sized_relobj::include_section_group): Update use of
8397 Kept_section. Rename secnum to shndx. Only record
8398 Kept_comdat_section if sections are the same size.
8399 (Sized_relobj::include_linkonce_section): Update use of
8400 Kept_section. Only record Kept_comdat_section if sections are the
8401 same size. Set size of linkonce section.
8402 (Sized_relobj::map_to_kept_section): Update call to
8403 get_kept_comdat_section.
8404 * object.h (class Sized_relobj): Rename fields in
8405 Kept_comdat_section to drop trailing underscores; change object
8406 field to Relobj*. Change Kept_comdat_section_table to store
8407 struct rather than pointer.
8408 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8409 Add kept_object and kept_shndx parameters. Change all callers.
8410 (Sized_relobj::get_kept_comdat_section): Change return type to
8411 bool. Add kept_object and kept_shndx parameters. Change all
8413 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8414 Layout::find_or_add_kept_section.
8416 2009-07-09 Ian Lance Taylor <iant@google.com>
8418 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8419 Reserve space in the hash table.
8421 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8423 * fileread.cc (File_read::get_mtime): New method.
8424 * fileread.h (Timespec): New structure.
8425 (File_read::get_mtime): New method.
8426 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8427 Renamed from timestamp_nsec.
8428 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8430 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8432 (Incremental_inputs::report_archive): Save mtime; style fix.
8433 (Incremental_inputs::report_obejct): Save mtime; style fix.
8434 (Incremental_inputs::report_script): Save mtime; style fix.
8435 (Incremental_inputs::finalize_inputs): Style fix.
8436 (Incremental_inputs::finalize): Style fix.
8437 (Incremental_inputs::create_input_section_data): Store inputs
8439 * incremental.h (Incremental_inputs::report_script): Add mtime
8441 (Incremental_inputs::Input_info::Input_info): Intialize only one
8443 (Incremental_inputs::Input_info::archive): Move to nameless
8445 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8446 (Incremental_inputs::Input_info::script): Move to nameless union.
8447 (Incremental_inputs::mtime): New field.
8448 * script.cc (read_input_script): Pass file mtime to
8450 * script.h (Script_info::inputs): Style fix.
8452 2009-07-01 Ian Lance Taylor <ian@airs.com>
8454 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8457 2009-06-24 Ian Lance Taylor <iant@google.com>
8460 * layout.cc (Layout::choose_output_section): If we find an
8461 existing section, update the flags.
8462 (Layout::create_notes): New function, broken out of
8464 (Layout::finalize): Don't create note sections.
8465 (Layout::create_note): Don't crash if linker script discards
8467 (Layout::create_gold_note): Likewise.
8468 (Layout::create_build_id): Likewise. Don't set
8469 after_input_sections on the section.
8470 (Layout::create_executable_stack_info): Remove target parameter.
8472 * layout.h (class Layout): Declare create_notes. Update
8473 declaration of create_executable_stack_info.
8474 * gold.cc (queue_middle_tasks): Call create_notes.
8475 * output.cc (Output_section::update_flags_for_input_section): Move
8476 here from output.h. If SHF_ALLOC flag is newly set, mark address
8478 * output.h (Output_data::mark_address_invalid): New function.
8479 (class Output_section): Only declare, not define,
8480 update_flags_for_input_section. Remove set_flags.
8482 2009-06-24 Ian Lance Taylor <iant@google.com>
8484 * script-sections.cc (Output_section_definition::
8485 set_section_addresses): Rename shadowing local load_address to
8488 2009-06-24 Ian Lance Taylor <iant@google.com>
8491 * reloc.cc (relocate_sections): Skip empty relocation sections.
8493 2009-06-23 Ian Lance Taylor <iant@google.com>
8496 * layout.cc (Layout::create_note): Use choose_output_section
8497 rather than make_output_section.
8499 2009-06-23 Ian Lance Taylor <iant@google.com>
8502 * options.cc (General_options::parse_V): Set printed_version_.
8503 (General_options::General_options): Initialize printed_version_.
8504 * options.h (class General_options): Add printed_version_ field.
8505 * gold.cc (queue_initial_tasks): If there are no input files,
8506 don't give a fatal error if we printed the version information.
8507 (queue_middle_tasks): If using -r with a shared object, give a
8508 fatal error rather than an ordinary error.
8510 2009-06-23 Ian Lance Taylor <iant@google.com>
8513 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8514 (Layout::make_output_section): Set have_stabstr_section_ if we see
8515 a .stab*str section.
8516 (Layout::finalize): Call link_stabs_sections.
8517 (Layout::link_stabs_sections): New file.
8518 * layout.h (class Layout): Add have_stabstr_section_ field.
8519 Declare link_stabs_sections.
8521 2009-06-23 Doug Kwan <dougkwan@google.com>
8523 * Makefile.am (libgold_a_LIBADD): New.
8524 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8525 * Makefile.in: Regenerate.
8526 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8527 * configure: Regenerate.
8528 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8529 * fileread.cc: Include sys/state.h
8530 * gold.h: Declare memmem and strndup if found missing.
8531 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8533 2009-06-23 Ian Lance Taylor <iant@google.com>
8535 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8536 * configure: Rebuild.
8538 2009-06-23 Ian Lance Taylor <iant@google.com>
8541 * object.cc (Object::section_contents): Don't try to get a view if
8542 the section has length zero.
8543 (Object::handle_gnu_warning_section): If the section is empty, use
8544 the name of the section as the warning.
8546 2009-06-23 Ian Lance Taylor <iant@google.com>
8549 * stringpool.h (class Stringpool_template): Add optimize_ field.
8550 (Stringpool_template::set_optimize): New function.
8551 * stringpool.cc (Stringpool_template::Stringpool_template):
8552 Initialize optimize_ field.
8553 (Stringpool_template::set_string_offsets): Test local optimize
8554 fild rather than parameter.
8555 * layout.cc (Layout::Layout): Call set_optimize on the section
8558 2009-06-22 Ian Lance Taylor <iant@google.com>
8561 * yyscript.y: Parse TARGET.
8562 * script.cc (script_set_target): New function.
8563 * script-c.h (script_set_target): Declare.
8564 * options.cc (General_options::string_to_object_format): Rename
8565 from string_to_object_format in anonymous namespace. Change
8567 * options.h (class General_options): Declare
8568 string_to_object_format.
8570 2009-06-22 Ian Lance Taylor <iant@google.com>
8572 * script-sections.cc (Script_sections::create_segments): Don't put
8573 program headers in a PT_LOAD segment if -n or -N.
8575 2009-06-22 Ian Lance Taylor <iant@google.com>
8578 * options.h (class General_options): Add -z lazy and -z now. Sort
8579 -z options into alphabetical order.
8580 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8582 2009-06-21 Ian Lance Taylor <iant@google.com>
8584 * layout.cc (Layout::make_output_section): Call
8585 Target::new_output_section.
8586 (Layout::attach_allocated_section_to_segment): Put large section
8587 sections in a separate load segment with the large segment flag
8589 (Layout::segment_precedes): Sort large data segments after other
8591 (align_file_offset): New static function.
8592 (Layout::set_segment_offsets): Use align_file_offset.
8593 * output.h (class Output_section): Add is_small_section_ and
8594 is_large_section_ fields.
8595 (Output_section::is_small_section): New function.
8596 (Output_section::set_is_small_section): New function.
8597 (Output_section::is_large_section): New function.
8598 (Output_section::set_is_large_section): New function.
8599 (Output_section::is_large_data_section): New function.
8600 (class Output_segment): Add is_large_data_segment_ field.
8601 (Output_segment::is_large_data_segment): New function.
8602 (Output_segment::set_is_large_data_segment): New function.
8603 * output.cc (Output_section::Output_section): Initialize new
8605 (Output_segment::Output_segment): Likewise.
8606 (Output_segment::add_output_section): Add assertion that large
8607 data sections always go in large data segments. Force small data
8608 sections to the end of the list of data sections. Force small BSS
8609 sections to the start of the list of BSS sections. For large BSS
8610 sections to the end of the list of BSS sections.
8611 * symtab.h (class Symbol): Declare is_common_shndx.
8612 (Symbol::is_defined): Check Symbol::is_common_shndx.
8613 (Symbol::is_common): Likewise.
8614 (class Symbol_table): Define enum Commons_section_type. Update
8615 declarations. Add small_commons_ and large_commons_ fields.
8616 * symtab.cc (Symbol::is_common_shndx): New function.
8617 (Symbol_table::Symbol_table): Initialize new fields.
8618 (Symbol_table::add_from_object): Put small and large common
8619 symbols in the right list.
8620 (Symbol_table::sized_finalized_symbol): Check
8621 Symbol::is_common_shndx.
8622 (Symbol_table::sized_write_globals): Likewise.
8623 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8624 common symbol lists. Don't call do_allocate_commons_list if the
8626 (Symbol_table::do_allocate_commons_list): Remove is_tls
8627 parameter. Add comons_section_type parameter. Change all
8628 callers. Handle small and large common symbols.
8629 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8630 Symbol::is_common_shndx.
8631 * resolve.cc (symbol_to_bits): Likewise.
8632 * target.h (Target::small_common_shndx): New function.
8633 (Target::small_common_section_flags): New function.
8634 (Target::large_common_shndx): New function.
8635 (Target::large_common_section_flags): New function.
8636 (Target::new_output_section): New function.
8637 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8638 small_common_section_flags, and large_common_section_flags
8640 (Target::do_new_output_section): New virtual function.
8641 * arm.cc (Target_arm::arm_info): Initialize new fields.
8642 * i386.cc (Target_i386::i386_info): Likewise.
8643 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8645 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8646 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8647 (Target_x86_64::do_new_output_section): New function.
8648 * configure.ac: Define conditional MCMODEL_MEDIUM.
8649 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8650 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8651 (large_LDFLAGS): Define.
8652 * testsuite/large.c: New file.
8653 * testsuite/testfile.cc (Target_test::test_target_info):
8654 Initialize new fields.
8655 * configure, testsuite/Makefile.in: Rebuild.
8657 2009-06-05 Doug Kwan <dougkwan@google.com>
8659 * Makefile.am (CCFILES): Add target.cc.
8660 * Makefile.in: Regenerate.
8661 * i386.cc (class Target_i386): Define new virtual method to
8662 override do_is_local_label_name in parent.
8663 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8664 local symbols if --discard-locals or -X is given.
8665 * options.h (class General_options): Declare new options
8666 '--discard-locals' and '-X' for discarding locals.
8667 * target.h (class Target): Define new methods is_local_label_name.
8668 Declare new virtual method do_is_local_label_name.
8669 * target.cc: New file.
8670 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8671 (check_SCRIPTS): Add discard_locals_test.sh.
8672 (check_DATA): Add discard_local_tests.syms.
8673 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8674 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8675 * testsuite/Makefile.in: Regenerate.
8676 * testsuite/discard_locals_test.c: New file.
8677 * testsuite/discard_locals_test.sh: Same.
8679 2009-06-05 Doug Kwan <dougkwan@google.com>
8681 * object.cc (Sized_relobj::Sized_relobj): Initialize
8682 discarded_eh_frame_shndx_ to -1U.
8683 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8685 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8686 a discarded .eh_frame section.
8687 (Sized_relobj::do_finalize_local_symbols): Ditto.
8688 * object.h (class Sized_relobj): Declare new member
8689 discarded_eh_frame_shndx_.
8690 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8691 (local_labels_test.o, local_labels_test): New rules.
8692 * testsuite/Makefile.in: Regenerate.
8694 2009-06-04 Doug Kwan <dougkwan@google.com>
8696 * layout.cc (Layout::section_name_mapping): Add mapping for
8697 special ARM sections.
8699 2009-06-03 Doug Kwan <dougkwan@google.com>
8701 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8702 (utils::has_overflow): Same.
8704 2009-06-03 Ian Lance Taylor <iant@google.com>
8706 * layout.cc (Layout::section_name_mapping): New array, replacing
8707 Layout::linkonce_mapping.
8708 (Layout::section_name_mapping_count): New variable, replacing
8709 Layout::linkonce_mapping_count.
8710 (Layout::linkonce_output_name): Remove.
8711 (Layout::output_section_name): Rewrite.
8712 * layout.h (class Layout): Rename Linkonce_mapping to
8713 Section_name_mapping, linkonce_mapping to section_name_mapping,
8714 linkonce_mapping_count to section_name_mapping_count. Don't
8715 declare linkonce_output_name.
8717 2009-06-03 Doug Kwan <dougkwan@google.com>
8719 * gold/arm.cc (namespace utils): New.
8720 (Target_arm::reloc_is_non_pic): Define new method.
8721 (class Arm_relocate_functions): New.
8722 (Target_arm::Relocate::relocate): Handle relocation types used by
8725 2009-06-03 Ian Lance Taylor <iant@google.com>
8727 * arm.cc (Target_arm::scan::global): Use || instead of |.
8729 2009-06-02 Doug Kwan <dougkwan@google.com>
8731 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8732 issued_non_pic_error_.
8733 (class Target_arm::Scan): Declare new method check_non_pic.
8734 Define new method symbol_needs_plt_entry.
8735 Declare new data member issued_non_pic_error_.
8736 (class Target_arm::Relocate): Declare new method
8737 should_apply_static_reloc.
8738 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8739 (Target_arm::Scan::check_non_pic): Define new method.
8740 (Target_arm::Scan::local): Handle a small subset of reloc types used
8742 (Target_arm::Scan::local): Same.
8743 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8745 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8747 * incremental.cc (Incremental_inputs::report_command_line): Filter
8748 out --incremental-* options.
8750 2009-05-29 Doug Kwan <dougkwan@google.com>
8752 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8754 (class Target_arm): Update comment.
8755 (Target_arm::Target_arm): Initialize new data members GOT_,
8756 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8757 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8758 and Target_arm::rel_dyn_section.
8759 Declare new_enum Target_arm::Got_type.
8760 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8762 Update commments for member do_dynsym_value.
8763 (Target_arm::got_size, Target_arm::plt_section,
8764 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8765 new methods inside class defintion.
8766 (Target_arm::got_section): Define new method.
8767 (Target_arm::rel_dyn_section): Same.
8768 (Output_data_plt_arm): New template class.
8769 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8770 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8771 (Output_data_plt_arm::add_entry): Same.
8772 (Output_data_plt_arm::first_plt_entry): Define new
8773 static data member for PLT instruction template.
8774 (Output_data_plt_arm::plt_entry): Same.
8775 (Output_data_plt_arm::do_write): Define new method.
8776 (Target_arm::make_plt_entry): Same.
8777 (Target_arm::do_finalize_sections): Same.
8778 (Target_arm::do_dynsym_value): Same.
8780 2009-05-28 Doug Kwan <dougkwan@google.com>
8782 * Makefile.am (TARGETSOURCES): Add arm.cc.
8783 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8784 * Makefile.in: Regenerate.
8786 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8788 2009-05-26 Doug Kwan <dougkwan@google.com>
8790 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8791 (General_options::check_excluded_libs): Strip off directories in
8792 archive name before matching like GNU ld does.
8793 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8794 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8795 (exclude_libs_test_LDFLAGS): Add linker option
8796 -Wl,--exclude-libs,libexclude_libs_test_3
8797 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8798 an explicit archive without using -l.
8799 (alt/libexclude_libs_test_3.a): New make rule.
8800 * testsuite/Makefile.in: Regenerate.
8801 * testsuite/exclude_libs_test.c : Declare lib3_default().
8803 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8804 * exclude_libs_test_3.c: New file.
8806 2009-05-26 Nick Clifton <nickc@redhat.com>
8808 * po/id.po: New Indonesian translation.
8809 * po/gold.pot: Updated template file.
8811 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8813 * testsuite/Makefile.am: Add -ffunction-sections to compile
8814 gc_comdat_test files. Add -Wl,--gc-sections to build
8816 * testsuite/Makefile.in: Regenerate.
8817 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8819 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8821 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8822 kept comdat section was garbage collected.
8823 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8824 * testsuite/Makefile.in: Regenerate.
8825 * testsuite/gc_comdat_test.sh: New file.
8826 * testsuite/gc_comdat_test_1.cc: New file.
8827 * testsuite/gc_comdat_test_2.cc: New file.
8829 2009-05-19 Doug Kwan <dougkwan@google.com>
8831 * archive.cc (Archive::Archive): Move constructor from archive.h
8832 to here. Initialize no_export_.
8833 (Archive::get_elf_object_for_member): Set no_export flag of object.
8834 * archive.h (Archive::Archive): Move constructor body to
8836 (Archive::no_export): New method.
8837 (Archive::no_export_): New field.
8838 * object.h (Object::Object): Initialize no_export_ to false.
8839 (Object::no_export, Object::set_no_export): New methods.
8840 (Object::no_export_): New field.
8841 * options.cc (General_options::parse_exclude_libs): New method.
8842 (General_options::check_excluded_libs) Same.
8843 * options.h (exclude_libs): New option.
8844 (General_options::check_excluded_libs): New method declaration.
8845 (General_options::excluded_libs_): New field.
8846 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8847 default or protected visibility if an object has no-export flag set.
8848 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8849 (check_SCRIPTS): Add exclude_libs_test.sh.
8850 (check_DATA): Add exclude_libs_test.syms.
8851 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8852 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8853 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8854 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8855 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8856 libexclude_libs_test_2.a): New rules.
8857 * testsuite/Makefile.in: Regenerate.
8858 * testsuite/exclude_libs_test.c: New file.
8859 * testsuite/exclude_libs_test.sh: Ditto.
8860 * testsuite/exclude_libs_test_1.c: Ditto.
8861 * testsuite/exclude_libs_test_2.c: Ditto.
8863 2009-05-15 Ian Lance Taylor <iant@google.com>
8865 * configure.ac: Check for declarations for cases where libiberty.h
8866 checks HAVE_DECL_xxx.
8867 * configure, config.in: Rebuild.
8869 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8871 * gold.h (Incremental_argument_list): Remove (invalid) forward
8873 * incremental.cc (Incremental_inputs::report_achive): New method.
8874 (Incremental_inputs::report_object): New method.
8875 (Incremental_inputs::report_script): New method.
8876 (Incremental_inputs::finalize_inputs): New method.
8877 (Incremental_inputs::finalize): Call finalize_inputs().
8878 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8879 Create inputs entries.
8880 * incremental.h (Incremental_input_type): New enum.
8881 (Incremental_inputs::Incremental_input): Initialize new fields.
8882 (Incremental_inputs::report_inputs): New method.
8883 (Incremental_inputs::report_achive): New method.
8884 (Incremental_inputs::report_object): New method.
8885 (Incremental_inputs::report_script): New method.
8886 (Incremental_inputs::finalize_inputs): New method.
8887 (Incremental_inputs::Input_info): New struct.
8888 (Incremental_inputs::Input_info_map): New typedef.
8889 (Incremental_inputs::lock_): New field.
8890 (Incremental_inputs::Inputs_): New field.
8891 (Incremental_inputs::Inputs_map): New field.
8892 * main.cc (main): Call Incremental_input::report_inputs.
8893 * options.h (Input_argument_list): Typedef moved from
8895 (Input_file_group::Files): Remove, use ::Input_argument_list.
8896 (Input_file_group::Input_argument_list): Remove, use
8897 ::Input_argument_list.
8898 * plugin.cc (Plugin_manager::add_input_file): Add error in
8900 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8902 * script.cc (read_input_script): Call
8903 Incremental_input::report_script.
8904 * script.h (Script_info): New class.
8906 2009-04-27 Ian Lance Taylor <iant@google.com>
8908 * x86_64.cc (do_adjust_output_section): Set entsize to
8911 2009-04-23 Elliott Hughes <enh@google.com>
8913 * output.cc (Output_file::close): After short writes, continue
8914 writing from the correct offset in the buffer being written.
8916 2009-04-23 Chris Demetriou <cgd@google.com>
8918 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8919 * configure: Regenerate.
8920 * config.in: Regenerate.
8921 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8922 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8924 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8926 * incremental.cc (Incremental_inputs_header_data): Renamed from
8927 Incremental_input_header_data.
8928 (Incremental_inputs_header_data::data_size): New field.
8929 (Incremental_inputs_header_data::put_input_file_count): Renamed
8930 from input_file_count.
8931 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8932 from command_line_offset.
8933 (Incremental_inputs_header_data::put_reserved): Renamed from
8935 (Incremental_inputs_entry_data): Renamed from
8936 Incremental_input_entry_data.
8937 (Incremental_inputs_entry_data::data_size): New field.
8938 (Incremental_inputs::report_command_line): New method.
8939 (Incremental_inputs::finalize): New method.
8940 (Incremental_inputs::create_incremental_inputs_data): New method.
8941 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8942 * incremental.h: New file.
8943 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8944 (Layout::finalize): Create incremental inputs section in
8946 (Layout::create_incremental_info_sections): New method.
8947 * layout.h (Layout::incremental_inputs): New method.
8948 (Layout::create_incremental_info_sections): New method.
8949 (Layout::incremental_inputs_): New field.
8950 * main.cc (main): Notify Incremental_input of the command line.
8952 2009-04-01 Ian Lance Taylor <iant@google.com>
8953 Mikolaj Zalewski <mikolajz@google.com>
8955 * gold.h (reserve_unordered_map): Define, three versions, one for
8956 each version of Unordered_map.
8957 * layout.cc (Layout::Layout): Remove options parameter. Add
8958 number_of_input_files parameter. Don't initialize options_.
8959 Initialize number_of_input_files_ and resized_signatures_. Move
8960 sections_are_attached_.
8961 (Layout::layout_group): Reserve space for group_signatures_.
8962 (Layout::find_or_add_kept_section): Change name parameter to be a
8963 reference. Resize signatures_ map when it gets large enough.
8964 (Layout::layout_eh_frame): Use parameters->options() instead of
8966 (Layout::make_output_section): Likewise.
8967 (Layout::attach_allocated_section_to_segment): Likewise.
8968 (Layout::finalize, Layout::create_executable_stack): Likewise.
8969 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
8970 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
8971 * layout.h (class Layout): Update declarations. Remove options_
8972 field. Add number_of_input_files_ and resized_signatures_
8973 fields. Move sections_are_attached_ field.
8974 * main.cc (main): Pass number of input files to Layout
8975 constructor. Don't pass options.
8977 2009-03-30 Ian Lance Taylor <iant@google.com>
8979 * ffsll.c (ffsll): Correct implementation.
8981 2009-03-27 Ian Lance Taylor <iant@google.com>
8983 * ffsll.c: New file.
8984 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
8985 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
8986 * ftruncate.c (ftruncate): Declare before definition.
8987 * mremap.c (mremap): Likewise.
8988 * pread.c (pread): Likewise.
8989 * configure, Makefile.in, config.in: Rebuild.
8991 * mremap.c: New file.
8992 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
8993 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
8994 (mremap): Declare if HAVE_MREMAP is not defined.
8995 * configure, Makefile.in, config.in: Rebuild.
8997 2009-03-27 Cary Coutant <ccoutant@google.com>
8999 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9000 position independent.
9001 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9002 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9004 2009-03-24 Cary Coutant <ccoutant@google.com>
9006 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9008 (needs_dynamic_reloc): Likewise.
9010 2009-03-24 Ian Lance Taylor <iant@google.com>
9012 * yyscript.y (file_cmd): Recognize EXTERN.
9013 (extern_name_list, extern_name_list_body): New nonterminals.
9014 * script.cc (script_add_extern): Define.
9015 * script-c.h (script_add_extern): Declare.
9017 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9019 * object.cc (is_elf_object): Define.
9020 * object.h (is_elf_object): Declare.
9021 * archive.cc (Archive::get_elf_object_for_member): Call
9023 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9025 2009-03-24 Elliott Hughes <enh@google.com>
9027 * output.cc (Output_file::map_anonymous): Define.
9028 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9029 try an anonymous one. Report the size if the mmap fails.
9030 * output.h (class Output_file): Declare map_anonymous.
9032 2009-03-24 Ian Lance Taylor <iant@google.com>
9034 * target-select.cc (instantiate_target): Don't acquire the lock if
9035 the instantiated_target_ field has already been set.
9037 2009-03-23 Ian Lance Taylor <iant@google.com>
9039 * gold-threads.h (class Initialize_lock): Define.
9040 * gold-threads.cc (class Initialize_lock_once): Define.
9041 (initialize_lock_control): New static variable.
9042 (initialize_lock_pointer): New static variable.
9043 (initialize_lock_once): New static function.
9044 (Initialize_lock::Initialize_lock): Define.
9045 (Initialize_lock::initialize): Define.
9046 * target-select.h: Include "gold-threads.h".
9047 (class Target_selector): Add lock_ and initialize_lock_ fields.
9048 Don't define instantiate_target, just declare it.
9049 * target-select.cc (Target_selector::Target_selector): Initialize
9051 (Target_selector::instantiate_target): Define.
9052 * descriptors.h: Include "gold-threads.h".
9053 (class Descriptors): Add initialize_lock_ field.
9054 * descriptors.cc (Descriptors::Descriptors): Initialize new
9056 (Descriptors::open): Use initialize_lock_ field
9057 * errors.h (class Errors): Add initialize_lock_ field.
9058 * errors.cc (Errors::Errors): Initialize new field.
9059 (Errors::initialize_lock): Use initialize_lock_ field.
9060 * powerpc.cc (class Target_selector_powerpc): Remove
9061 instantiated_target_ field. In do_recognize call
9062 instantiate_target rather than do_instantiate_target. In
9063 do_instantiate_target just allocate a new target.
9064 * sparc.cc (class Target_selector_sparc): Likewise.
9066 * freebsd.h: New file.
9067 * i386.cc: Include "freebsd.h".
9068 (Target_i386): Derive from Target_freebsd rather than
9070 (Target_selector_i386): Derive from Target_selector_freebsd rather
9071 than Target_selector.
9072 * x86_64.cc: Include "freebsd.h".
9073 (Target_x86_64): Derive from Target_freebsd rather than
9075 (Target_selector_x86_64): Derive from Target_selector_freebsd
9076 rather than Target_selector.
9077 * target.h (class Target): Add adjust_elf_header and
9078 do_adjust_elf_header.
9079 * output.cc (Output_file_header:: do_sized_write): Call target
9080 adjust_elf_header routine.
9081 * configure.tgt: Set targ_osabi.
9082 * configure.ac: Define GOLD_DEFAULT_OSABI.
9083 * parameters.cc (Parameters::default_target): Pass
9084 GOLD_DEFAULT_OSABI to select_target.
9085 * target-select.h (class Target_selector): Make instantiate_target
9086 protected rather than private.
9087 * Makefile.am (HFILES): Add freebsd.h.
9088 * configure, Makefile.in, config.in: Rebuild.
9090 * merge.cc (do_add_input_section): Correct pend value. Change
9091 message about last entry not being null terminated from error to
9094 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9096 * incremental.cc: New file.
9097 * Makefile.am (CCFILES): Add incremental.cc.
9098 * Makefile.in: Rebuild.
9100 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9102 * layout.cc (Layout::output_section_name): Preserve names
9103 of '.note.' sections.
9105 2009-03-19 Ian Lance Taylor <iant@google.com>
9107 * descriptors.cc (Descriptors::open): Check that the options are
9108 valid before using them.
9110 2009-03-18 Ian Lance Taylor <iant@google.com>
9112 * script-sections.h: Include <list>.
9113 (class Script_sections): Change Sections_elements from std::vector
9114 to std::list. Typedef public Elements_iterator. Add
9115 orphan_section_placement_, data_segment_align_start_, and
9116 saw_data_segment_align_ fields. Remove data_segment_align_index_
9118 * script-sections.cc (class Orphan_section_placement): New class.
9119 (class Sections_element): Add virtual functions is_relro and
9120 orphan_section_init. Remove virtual function place_orphan_here.
9121 (class Output_section_definition): Add is_relro and
9122 orphan_section_init. Remove place_orphan_here.
9123 (class Orphan_output_section): Likewise.
9124 (Script_sections::Script_sections): Update for field changes.
9125 (Script_sections::data_segment_align): Set saw_data_segment_align_
9126 and data_segment_align_start_, not data_segment_align_index.
9127 (Script_sections::data_segment_relro_end): Check
9128 saw_data_segment_align_. Use data_segment_align_start_ rather
9129 than data_segment_align_index_.
9130 (Script_sections::place_orphan): Rewrite to use
9131 Orphan_section_placement.
9133 2009-03-17 Ian Lance Taylor <iant@google.com>
9135 * archive.cc (Archive::add_symbols): Check for a version attached
9136 to the symbol name in the archive map.
9137 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9138 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9139 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9140 (ver_test_11.a): New target.
9141 * testsuite/Makefile.in: Rebuild.
9143 * configure.ac: Check for chsize and posix_fallocate. Replace
9145 * ftruncate.c: New file, from gnulib.
9146 * output.cc (posix_fallocate): Define dummy version if not
9147 HAVE_POSIX_FALLOCATE.
9148 (Output_file::map): Call posix_fallocate rather than lseek and
9150 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9151 * configure, Makefile.in, config.in: Rebuild.
9153 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9155 * layout.h (Layout::create_note): Add section_name parameter.
9156 * layout.cc (Layout::create_note): Likewise.
9157 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9159 2009-03-17 Ian Lance Taylor <iant@google.com>
9161 * descriptors.cc: Include "options.h".
9162 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9163 (Descriptors::open): Always use O_CLOEXEC when opening a new
9164 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9165 then set FD_CLOEXEC.
9167 * sparc.cc (class Target_sparc): Add has_got_section.
9168 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9169 make sure we have a GOT section.
9171 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9172 (Target_sparc::Scan::local): Likewise.
9173 (Target_sparc::Scan::global): Likewise.
9174 (Target_sparc::Relocate::relocate): Likewise.
9175 (Target_sparc::Relocate::relocate_tls): Likewise.
9177 * symtab.cc (Symbol_table::define_default_version): New function,
9178 broken out of add_from_object.
9179 (Symbol_table::add_from_object): Call define_default_version.
9180 (Symbol_table::define_special_symbol): Add resolve_oldsym
9181 parameter. Change all callers. If the version for a symbol comes
9182 from a version script, resolve it with the symbol with the same
9183 name with no version. Also add the symbol without a version if
9185 (do_define_in_output_data): If resolving with oldsym, don't delete
9187 (do_define_in_output_segment): Likewise.
9188 (do_define_as_constant): Likewise.
9189 * symtab.h (class Symbol_table): Update declarations.
9191 2009-03-13 Ian Lance Taylor <iant@google.com>
9193 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9194 (Read_symbols::requeue): New function.
9195 (Read_symbols::do_read_symbols): If make_elf_object fails because
9196 the target type is not configured, and the file was searched for,
9197 issue a warning and retry with the next directory.
9198 (Add_symbols::run): If the file has an incompatible format, and
9199 it was searched for, requeue the Read_symbols task. On error,
9201 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9202 dirindex parameter to constructor. Change all callers. Declare
9203 incompatible_warning and requeue.
9204 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9205 input_argument_ and input_group_ fields. Add them to
9206 constructor. Change all callers.
9207 (class Read_script): Add dirindex_ field. Add it to constructor.
9209 * archive.cc (Archive::setup): Remove input_objects parameter.
9211 (Archive::get_file_and_offset): Likewise.
9212 (Archive::read_all_symbols): Likewise.
9213 (Archive::read_symbols): Likewise.
9214 (Archive::get_elf_object_for_member): Remove input_objects
9215 parameter. Add punconfigured parameter. Change all callers.
9216 (Archive::add_symbols): Change return type to bool. Check return
9217 value of include_member.
9218 (Archive::include_all_members): Likewise.
9219 (Archive::include_member): Change return type to bool. Return
9220 false if first included object has incompatible target. Set
9221 included_member_ field.
9222 (Add_archive_symbols::run): If add_symbols returns false, requeue
9224 * archive.h (class Archive): Add included_member_ field.
9225 Initialize it in constructor. Add input_file and searched_for
9226 methods. Update declarations.
9227 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9228 input_argument_ fields. Add them to constructor. Change all
9230 * script.cc: Include "target-select.h".
9231 (class Parser_closure): Add skip_on_incompatible_target_ and
9232 found_incompatible_target_ fields. Add
9233 skip_on_incompatible_target parameter to constructor. Change all
9234 callers. Add methods skip_on_incompatible_target,
9235 clear_skip_on_incompatible_target, found_incompatible_target, and
9236 set_found_incompatible_target.
9237 (read_input_script): Add dirindex parameter. Change all callers.
9238 If parser finds an incompatible target, requeue Read_symbols
9240 (script_set_symbol): Clear skip_on_incompatible_target in
9242 (script_add_assertion, script_parse_option): Likewise.
9243 (script_start_sections, script_add_phdr): Likewise.
9244 (script_check_output_format): New function.
9245 * script.h (read_input_script): Update declaration.
9246 * script-c.h (script_check_output_format): Declare.
9247 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9248 (ignore_cmd): Remove OUTPUT_FORMAT.
9249 * fileread.cc (Input_file::Input_file): Add explicit this.
9250 (Input_file::will_search_for): New function.
9251 (Input_file::open): Add pindex parameter. Change all callers.
9252 * fileread.h (class Input_file): Add input_file_argument method.
9253 Declare will_search_for. Update declarations.
9254 * object.cc (make_elf_object): Add punconfigured parameter.
9256 * object.h (class Object): Make input_file public. Add
9257 searched_for method.
9258 (make_elf_object): Update declaration.
9259 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9261 * dirsearch.h (class Dirsearch): Update declaration.
9262 * options.h (class General_options): Add --warn-search-mismatch.
9263 * parameters.cc (Parameters::is_compatible_target): New function.
9264 * parameters.h (class Parameters): Declare is_compatible_target.
9265 * workqueue.cc (Workqueue::add_blocker): New function.
9266 * workqueue.h (class Workqueue): Declare add_blocker.
9268 * fileread.cc (Input_file::open): Remove options parameter.
9270 (Input_file::open_binary): Likewise.
9271 * script.cc (read_input_script): Likewise.
9272 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9273 options parameter from constructor. Change all callers.
9274 (class Read_script): Likewise.
9275 * fileread.h (class Input_file): Update declarations.
9276 * script.h (read_input_script): Update declaration.
9278 2009-03-10 Nick Clifton <nickc@redhat.com>
9280 * po/es.po: New Spanish translation.
9282 2009-03-06 Cary Coutant <ccoutant@google.com>
9284 * options.cc (parse_short_option): Keep dash_z from registering itself.
9286 2009-03-03 Ian Lance Taylor <iant@google.com>
9289 * target-reloc.h (relocate_section): Pass output_section to
9291 * i386.cc (Target_i386::should_apply_static_reloc): Add
9292 output_section parameter. Change all callers.
9293 (Target_i386::Relocate::relocate): Add output_section parameter.
9294 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9295 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9296 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9297 * testsuite/two_file_shared.sh: New script.
9298 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9299 (check_DATA): Add two_file_shared.dbg.
9300 (two_file_shared.dbg): New target.
9301 * testsuite/Makefile.in: Rebuild.
9303 2009-03-01 Ian Lance Taylor <iant@google.com>
9305 * configure.ac: Check for byteswap.h.
9306 * configure: Rebuild.
9307 * config.in: Rebuild.
9309 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9311 * layout.cc (Layout::find_or_add_kept_section): New function.
9312 (Layout::add_comdat): Removed.
9313 * layout.h (struct Kept_section): Move out of class Layout.
9314 Remove trailing underscores from field names. Add group_sections
9315 field. Rename group_ field to is_group. Change all uses.
9316 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9317 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9318 comdat_groups_ field.
9319 (Sized_relobj::include_section_group): Use
9320 find_or_add_kept_section and Kept_section::group_sections.
9321 (Sized_relobj::include_linkonce_section): Likewise.
9322 * object.cc (class Sized_relobj): Don't define Comdat_group or
9323 Comdat_group_table. Remove find_comdat_group and
9324 add_comdat_group. Remove comdat_groups_ field.
9325 * plugin.cc (include_comdat_group): Use
9326 Layout::find_or_add_kept_section.
9328 2009-02-28 Ian Lance Taylor <iant@google.com>
9330 * README: --gc-sections and map files are now supported. Document
9331 some build requirements.
9334 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9335 relocatable link set the value of the section symbol to zero.
9336 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9337 relocatable link don't include the section address in the local
9340 2009-02-27 Ian Lance Taylor <iant@google.com>
9343 * options.h (class Search_directory): Add is_system_directory.
9344 (class General_options): Declare is_in_system_directory.
9345 * options.cc (get_relative_sysroot): Make static.
9346 (get_default_sysroot): Make static.
9347 (General_optoins::is_in_system_directory): New function.
9348 * fileread.cc (Input_file::is_in_system_directory): New function.
9349 * fileread.h (class Input_file): Declare is_in_system_directory.
9350 * object.h (class Object): Add is_in_system_directory.
9351 (class Input_objects): Remove system_library_directory_ field.
9352 * object.cc (Input_objects::add_object): Don't set
9353 system_library_directory_.
9354 (input_objects::found_in_system_library_directory): Remove.
9355 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9356 parameter. Change all callers.
9357 (Symbol_table::sized_write_globals): Likewise.
9358 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9359 Call Object::is_in_system_directory.
9360 * symtab.h (class Symbol_table): Update declarations.
9363 * descriptors.h (Open_descriptor): Add is_on_stack field.
9364 * descriptors.cc (Descriptors::open): If the descriptor is on the
9365 top of the stack, remove it. Initialize is_on_stack field.
9366 (Descriptors::release): Only add pod to stack if it is not on the
9368 (Descriptors::close_some_descriptor): Clear stack_next and
9372 * output.cc (Output_section::find_starting_output_address): Rename
9373 from starting_output_address; add PADDR parameter; change return
9375 * output.h (class Output_section): Declare
9376 find_starting_output_address instead of starting_output_address.
9377 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9378 section symbol for which we can't find a merge section.
9381 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9382 hidden or internal, force the symbol to be local.
9383 * resolve.cc (Symbol::override_visibility): Define.
9384 (Symbol::override_base): Use override_visibility.
9385 (Symbol_table::resolve): Likewise.
9386 (Symbol::override_base_with_special): Likewise.
9387 (Symbol_table::override_with_special): If the visibility is hidden
9388 or internal, force the symbol to be local.
9389 * symtab.h (class Symbol): Add set_visibility and
9390 override_visibility.
9391 * testsuite/ver_test_1.sh: New file.
9392 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9393 (check_DATA): Add ver_test_1.syms.
9394 (ver_test_1.syms): New target.
9395 * testsuite/Makefile.in: Rebuild.
9397 2009-02-25 Cary Coutant <ccoutant@google.com>
9399 * layout.cc (Layout::choose_output_section): Don't rename sections
9400 when using a linker script that has a SECTIONS clause.
9401 * Makefile.in: Regenerate.
9403 * testsuite/Makefile.am (script_test_5.sh): New test case.
9404 * testsuite/Makefile.in: Regenerate.
9405 * testsuite/script_test_5.cc: New file.
9406 * testsuite/script_test_5.sh: New file.
9407 * testsuite/script_test_5.t: New file.
9409 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9411 * archive.cc (Archive::include_member): Update calls to add_symbols.
9412 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9413 the Layout argument.
9414 * dynobj.h (do_add_symbols): Add the Layout argument.
9415 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9417 * object.h (Object::add_symbols): Add the Layout argument.
9418 (Object::do_add_symbols): Add the Layout argument.
9419 (Sized_relobj::do_add_symbols): Add the Layout argument.
9420 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9421 Unify the two versions.
9422 (Add_plugin_symbols): Remove.
9423 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9424 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9425 (Add_plugin_symbols): Remove.
9426 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9427 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9428 (Add_symbols::run): Make it work with Pulginobj.
9430 2009-02-06 Ian Lance Taylor <iant@google.com>
9432 * object.cc (Sized_relobj::do_layout): Make info message start
9433 with lower case letter.
9435 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9437 * binary.cc: Fix file comment.
9439 * options.h (enum Incremental_disposition): Define.
9440 (class General_options): Add new options: --incremental,
9441 --incremental_changed, --incremental_unchanged,
9442 --incremental_unknown. Add incremental_disposition_ and
9443 implicit_incremental_ fields.
9444 (General_options::incremental_disposition): New function.
9445 (class Position_dependent_options): Add incremental_disposition
9447 (Position_dependent_options::copy_from_options): Set incremental
9449 * options.cc (General_options::parse_incremental_changed): New
9451 (General_options::parse_incremental_unchanged): New function.
9452 (General_options::parse_incremental_unknown): New function.
9453 (General_options::General_options): Initialize new fields
9454 incremental_disposition_ and implicit_incremental_.
9455 (General_options::finalize): Check for uasge of --incremental-*
9456 without --incremental.
9458 2009-02-06 Chris Demetriou <cgd@google.com>
9460 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9461 pointer and to report location as the file name associated with
9463 (gold_undefined_symbol_at_location): New function to replace the
9464 old gold_undefined_symbol functionality.
9465 * target-reloc.h (relocate_section): Update to use
9466 gold_undefined_symbol_at_location.
9467 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9468 Call gold_undefined_symbol function rather than gold_error.
9469 * errors.h (Errors::undefined_symbol): Take location as a
9470 string, rather than calculating it from a relocation.
9471 * errors.cc (Errors::fatal): Print "fatal error:" before the
9473 (Errors::error, Errors::error_at_location): Print "error: "
9474 before the formatted message.
9475 (Errors::undefined_symbol): Take location as a string, rather
9476 than calculating it from a relocation.
9477 (gold_undefined_symbol_at_location): New function akin to
9478 old gold_undefined_symbol, calculates location from relocation.
9479 (gold_undefined_symbol): Change to take only a Symbol pointer
9480 and to report location as the file name associated with the symbol.
9481 * testsuite/debug_msg.sh: Update for changed error messages.
9482 * testsuite/undef_symbol.sh: Likewise.
9484 2009-02-04 Duncan Sands <baldrick@free.fr>
9487 * reduced_debug_output.h
9488 (Output_reduced_debug_abbrev_section::failed): Use format for
9490 (Output_reduced_debug_info_section::faild): Likewise.
9492 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9494 * script.cc (Lazy_demangler): New class.
9495 (Version_script_info::get_symbol_version_helper): Demangle a
9498 2009-01-29 Cary Coutant <ccoutant@google.com>
9500 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9502 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9504 2009-01-28 Ian Lance Taylor <iant@google.com>
9506 * version.cc (version_string): Bump to 1.9.
9508 * gold.h: Include <cstring> and <stdint.h>.
9509 * version.cc: Include <cstdio>.
9510 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9512 * reduced_debug_output.cc (insert_into_vector): Rename from
9513 Insert_into_vector; change all callers. Use Swap_unaligned to
9514 avoid aliasing issue; remove union since it is unnecessary.
9516 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9518 * Makefile.am (CCFILES): Add gc.cc.
9520 * Makefile.in: Regenerate.
9521 * gold.cc (Gc_runner): New class.
9522 (queue_initial_tasks): Call garbage collection related tasks
9523 when corresponding options are invoked.
9524 (queue_middle_gc_tasks): New function.
9525 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9526 processed early before laying out sections during garbage collection.
9527 * gold.h (queue_middle_gc_tasks): New function.
9528 (is_prefix_of): Move from "layout.cc".
9529 * i386.cc (Target_i386::gc_process_relocs): New function.
9530 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9531 * main.cc (main): Create object of class "Garbage_collection".
9532 * object.cc (Relobj::copy_symbols_data): New function.
9533 (Relobj::is_section_name_included): New function.
9534 (Sized_relobj::do_layout): Allow this function to be called twice
9535 during garbage collection and defer layout of section during the
9537 * object.h (Relobj::get_symbols_data): New function.
9538 (Relobj::is_section_name_included): New function.
9539 (Relobj::copy_symbols_data): New function.
9540 (Relobj::set_symbols_data): New function.
9541 (Relobj::get_relocs_data): New function.
9542 (Relobj::set_relocs_data): New function.
9543 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9544 (Relobj::gc_process_relocs): New function.
9545 (Relobj::do_gc_process_relocs): New pure virtual function.
9546 (Relobj::sd_): New data member.
9547 (Sized_relobj::is_output_section_offset_invalid): New function.
9548 (Sized_relobj::do_gc_process_relocs): New function.
9549 * options.h (General_options::gc_sections): Modify to not be a no-op.
9550 (General_options::print_gc_sections): New option.
9551 * plugin.cc (Plugin_finish::run): Remove function call to
9552 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9553 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9554 * reloc.cc (Read_relocs::run): Add task to process relocs and
9555 determine unreferenced sections when doing garbage collection.
9556 (Gc_process_relocs): New class.
9557 (Sized_relobj::do_gc_process_relocs): New function.
9558 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9559 sections that are garbage collected.
9560 * reloc.h (Gc_process_relocs): New class.
9561 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9562 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9563 symbols whose corresponding sections are garbage collected.
9564 (Symbol_table::Symbol_table): Add new parameter for the garbage
9566 (Symbol_table::gc_mark_undef_symbols): New function.
9567 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9568 (Symbol_table::gc_mark_dyn_syms): New function.
9569 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9571 (Symbol_table::add_from_object): Likewise.
9572 (Symbol_table::add_from_relobj): When building shared objects, do not
9573 treat externally visible symbols as garbage.
9574 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9575 table information for static and relocatable links.
9576 * symtab.h (Symbol_table::set_gc): New function.
9577 (Symbol_table::gc): New function.
9578 (Symbol_table::gc_mark_undef_symbols): New function.
9579 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9580 (Symbol_table::gc_mark_dyn_syms): New function.
9581 (Symbol_table::gc_): New data member.
9582 * target.h (Sized_target::gc_process_relocs): New pure virtual
9584 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9585 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9587 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9589 * options.h (General_options::gc_sections): Define as a no-op for now.
9590 (General_options::no_keep_memory): Ditto.
9591 (General_options::Bshareable): Define.
9592 * options.cc (General_options::finalize): Honor -Bshareable.
9594 2009-01-20 Andreas Schwab <schwab@suse.de>
9596 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9597 read the value in the contents, since we don't use it. Use the
9598 template endianness when writing.
9599 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9601 2009-01-19 Andreas Schwab <schwab@suse.de>
9603 * configure.tgt (powerpc64-*): Fix targ_obj.
9605 2009-01-15 Ian Lance Taylor <iant@google.com>
9607 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9608 local symbols when stripping all symbols.
9610 2009-01-14 Cary Coutant <ccoutant@google.com>
9612 * output.cc (Output_reloc): Add explicit instantiations.
9614 2009-01-14 Cary Coutant <ccoutant@google.com>
9616 * archive.cc (Archive::get_elf_object_for_member): Remove call
9617 to File_read::claim_for_plugin.
9618 * descriptors.cc (Descriptors::open): Remove reference to
9620 (Descriptors::claim_for_plugin): Remove.
9621 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9622 (Descriptors::is_claimed): Remove.
9623 (claim_descriptor_for_plugin): Remove.
9624 * fileread.cc (File_read::claim_for_plugin): Remove.
9625 * fileread.h (File_read::claim_for_plugin): Remove.
9626 (File_read::descriptor): Reopen descriptor if necessary.
9627 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9628 (Plugin_manager::all_symbols_read): Add task parameter. Change
9630 (Plugin_manager::get_input_file): New function.
9631 (Plugin_manager::release_input_file): New function.
9632 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9633 corresponding data member.
9634 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9635 and pass to base constructor. Change all callers.
9636 (get_input_file, release_input_file): New functions.
9637 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9638 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9639 (Plugin_manager::all_symbols_read): Add task parameter.
9640 (Plugin_manager::get_input_file): New function.
9641 (Plugin_manager::release_input_file): New function.
9642 (Plugin_manager::task_): New data member.
9643 (Pluginobj::Pluginobj): Add filesize parameter.
9644 (Pluginobj::filename): New function.
9645 (Pluginobj::descriptor): New function.
9646 (Pluginobj::filesize): New function.
9647 (Pluginobj::filesize_): New data member.
9648 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9649 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9650 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9652 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9653 with archive libraries.
9654 * testsuite/Makefile.in: Regenerate.
9655 * testsuite/plugin_test.c (struct sym_info): New type.
9656 (get_input_file, release_input_file): New static variables.
9657 (onload): Capture new transfer vector entries.
9658 (claim_file_hook): Stop reading at end of file according to filesize.
9659 Factor out parsing of readelf output into separate function.
9660 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9661 APIs and get the source file name from the symbol table. Convert
9662 source file name to corresponding object file name. Print info
9663 message when adding new input files.
9664 (parse_readelf_line): New function.
9665 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9666 * testsuite/plugin_test_2.sh: Likewise.
9667 * testsuite/plugin_test_3.sh: Likewise.
9668 * testsuite/plugin_test_4.sh: New test case.
9670 2009-01-07 Ian Lance Taylor <iant@google.com>
9672 * version.cc (version_string): Bump to 1.8.
9674 2008-12-23 Cary Coutant <ccoutant@google.com>
9676 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9677 * plugin.cc (Plugin_manager::finish): Rename as
9678 layout_deferred_objects. Move cleanup to separate function.
9679 (Plugin_manager::cleanup): New function.
9680 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9682 * plugin.h (Plugin_manager::finish): Rename as
9683 layout_deferred_objects.
9684 (Plugin_manager::cleanup): New function.
9685 (Plugin_manager::cleanup_done): New field.
9687 2008-12-23 Cary Coutant <ccoutant@google.com>
9689 * plugin.cc (is_visible_from_outside): New function.
9690 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9691 so we don't return "IR only" status for exported symbols or -r links.
9693 * testsuite/Makefile.am (plugin_test_3): New test case.
9694 * testsuite/Makefile.in: Regenerate.
9695 * testsuite/plugin_test_3.sh: New file.
9697 2008-12-22 Cary Coutant <ccoutant@google.com>
9699 * object.cc (Sized_relobj::layout_section): New function.
9700 (Sized_relobj::do_layout): Defer layout of input sections until after
9701 plugin has provided replacement files.
9702 (Sized_relobj::do_layout_deferred_sections): New function.
9703 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9704 (Relobj::layout_deferred_sections): New function.
9705 (Relobj::do_layout_deferred_sections): New function.
9706 (Sized_relobj::do_layout_deferred_sections): New function.
9707 (Sized_relobj::layout_section): New function.
9708 (Sized_relobj::Deferred_layout): New structure.
9709 (Sized_relobj::deferred_layout_): New field.
9710 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9711 Change all callers. Layout deferred sections.
9712 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9714 (Plugin_hook::run): Move code from do_plugin_hook inline.
9715 (Plugin_hook::do_plugin_hook): Remove.
9716 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9717 (Plugin_manager::finish): Renamed, was cleanup.
9718 (Plugin_manager::should_defer_layout): New function.
9719 (Plugin_manager::add_deferred_layout_object): New function.
9720 (Plugin_manager::Deferred_layout_list): New type.
9721 (Plugin_manager::deferred_layout_objects_): New field.
9722 (Plugin_hook::do_plugin_hook): Remove.
9724 2008-12-17 Ian Lance Taylor <iant@google.com>
9726 * options.h (class General_options): Add --no case for
9729 2008-12-16 Cary Coutant <ccoutant@google.com>
9731 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9733 (Plugin_manager::claim_file): Create plugin object even if
9734 plugin did not call the add_symbols callback.
9735 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9736 asking for more symbols than were added.
9737 * testsuite/Makefile.am (plugin_test_1): Add test case with
9739 (empty.syms): New target.
9740 * testsuite/Makefile.in: Regenerate.
9741 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9742 message. Don't call add_symbols if no globals.
9743 (all_symbols_read_hook): Don't provide replacement for empty
9746 2008-12-12 Ian Lance Taylor <iant@google.com>
9748 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9749 r_type == 0 for a local symbol with r_sym == 0.
9750 (scan_relocatable_relocs): Pass r_sym to
9751 local_non_section_strategy.
9752 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9755 * configure.ac: Update test for TLS descriptors: they are
9756 supported as of glibc 2.9.
9757 * configure: Rebuild.
9759 2008-12-11 Ian Lance Taylor <iant@google.com>
9762 * target-reloc.h (Default_scan_relocatable_relocs): For each
9763 function, map r_type == 0 to RELOC_DISCARD.
9765 2008-12-10 Cary Coutant <ccoutant@google.com>
9767 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9768 object to override a kept COMDAT group from a plugin object.
9770 2008-12-09 Ian Lance Taylor <iant@google.com>
9773 * yyscript.y (file_cmd): Handle INPUT.
9775 * testsuite/initpri1.c: Change all declarations to be full
9776 prototypes by adding void, to avoid compiler warnings.
9778 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9780 * options.cc (General_options::parse_plugin_opt): New.
9781 (General_options::add_plugin): The argument now is just the filename.
9782 (General_options::add_plugin_option): New.
9783 * options.h (plugin_opt): New.
9784 (add_plugin): Change argument name.
9785 (add_plugin_option): New.
9786 * plugin.cc (Plugin::load): Don't parse the plugin option.
9787 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9788 (Plugin::add_option): New.
9789 (Plugin::args_): Change type.
9790 (Plugin::filename_): New.
9791 (Plugin_manager::add_plugin_option): New.
9792 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9793 * testsuite/Makefile.in: Regenerate.
9795 2008-12-05 Cary Coutant <ccoutant@google.com>
9797 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9798 Handle --strip-lto-sections option.
9799 * options.h (strip_lto_sections): New option.
9801 2008-12-01 Cary Coutant <ccoutant@google.com>
9803 * plugin.cc (ld_plugin_message): Change format parameter to const.
9804 Fix mismatch between new[] and delete.
9806 2008-11-14 Cary Coutant <ccoutant@google.com>
9808 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9811 2008-11-05 Craig Silverstein <csilvers@google.com>
9813 * options.cc (General_options::parse_dynamic_list): New function.
9814 * options.h (General_options): New flags dynamic_list,
9815 dynamic_list_data, dynamic_list_cpp_new, and
9816 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9817 (General_options::in_dynamic_list): New function.
9818 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9819 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9820 (Lex::can_continue_name): Likewise.
9822 (read_script_file): New parameter script_options.
9823 (read_dynamic_list): New function.
9824 (Script_options::define_dynamic_list): New function.
9825 (dynamic_list_keyword_parsecodes): New variable.
9826 (dynamic_list_keywords): New variable.
9827 * script.h (Script_options::define_dynamic_list): New function
9829 (read_dynamic_list): New function prototype.
9830 * symtab.cc (strprefix): New macro.
9831 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9832 dynamic_list_data, dynamic_list_cpp_new, and
9833 dynamic_list_cpp_typeinfo.
9834 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9835 (dynamic_list_expr): New rule.
9836 (dynamic_list_nodes): Likewise.
9837 (dynamic_list_node): Likewise.
9838 * testsuite/Makefile.am (dynamic_list): New test.
9839 * testsuite/Makefile.in: Regenerated.
9840 * testsuite/dynamic_list.t: New file.
9841 * testsuite/dynamic_list.sh: New file.
9843 2008-11-05 Craig Silverstein <csilvers@google.com>
9845 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9846 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9847 (t11_last): Likewise.
9848 * testsuite/ver_test_6.c (main): Likewise.
9850 2008-10-07 Cary Coutant <ccoutant@google.com>
9852 * options.c (General_options::finalize): Add check for -static and
9854 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9857 2008-10-02 Cary Coutant <ccoutant@google.com>
9859 * plugin.cc (make_sized_plugin_object): Fix conditional
9860 compilation to work when not all targets are enabled.
9862 2008-09-29 Cary Coutant <ccoutant@google.com>
9864 * archive.cc (Archive::get_file_and_offset): Use filename instead
9865 of name to get library path.
9866 (Archive::include_member): Unlock external member of a thin archive.
9868 * testsuite/Makefile.am (TEST_AR): New variable.
9869 (thin_archive_test_1): New test.
9870 (thin_archive_test_2): New test.
9871 * testsuite/Makefile.in: Regenerate.
9872 * testsuite/thin_archive_main.cc: New file.
9873 * testsuite/thin_archive_test_1.cc: New file.
9874 * testsuite/thin_archive_test_2.cc: New file.
9875 * testsuite/thin_archive_test_3.cc: New file.
9876 * testsuite/thin_archive_test_4.cc: New file.
9878 2008-09-29 Cary Coutant <ccoutant@google.com>
9880 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9881 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9883 (Sized_relobj::do_finalize_local_symbols): Likewise.
9884 (Sized_relobj::map_to_kept_section): Likewise.
9885 * object.h (Sized_relobj::invalid_address): New constant.
9886 (Sized_relobj::do_output_section_offset): Check for invalid_address
9888 * output.cc (Output_reloc::local_section_offset): Use constant
9889 invalid_address instead of -1U.
9890 (Output_reloc::get_address): Likewise.
9891 (Output_section::output_address): Change -1U to -1ULL.
9892 * output.h (Output_reloc::invalid_address): New constant.
9893 * reloc.cc (Sized_relobj::write_sections): Use constant
9894 invalid_address instead of -1U.
9895 (Sized_relobj::relocate_sections): Likewise.
9896 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9897 values for merge sections.
9898 * target-reloc.h (relocate_for_relocatable): Use constant
9899 invalid_address instead of -1U.
9901 2008-09-19 Cary Coutant <ccoutant@google.com>
9903 Add plugin functionality for link-time optimization (LTO).
9904 * configure.ac (plugins): Add --enable-plugins option.
9905 * configure: Regenerate.
9906 * config.in: Regenerate.
9907 * Makefile.am (LIBDL): New variable.
9908 (CCFILES): Add plugin.cc.
9909 (HFILES): Add plugin.h.
9910 (ldadd_var): Add LIBDL.
9911 * Makefile.in: Regenerate.
9913 * archive.cc: Include "plugin.h".
9914 (Archive::setup): Don't preread archive symbols when using a plugin.
9915 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9916 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9918 (Archive::include_member): Add symbols from plugin objects.
9919 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9920 * descriptors.cc (Descriptors::open): Check for file descriptors
9921 abandoned by plugins.
9922 (Descriptors::claim_for_plugin): New function.
9923 * descriptors.h (Descriptors::claim_for_plugin): New function.
9924 (Open_descriptor::is_claimed): New field.
9925 (claim_descriptor_for_plugin): New function.
9926 * fileread.cc (File_read::claim_for_plugin): New function.
9927 * fileread.h (File_read::claim_for_plugin): New function.
9928 (File_read::descriptor): New function.
9929 * gold.cc: Include "plugin.h".
9930 (queue_initial_tasks): Add task to call plugin hooks for generating
9932 * main.cc: Include "plugin.h".
9933 (main): Load plugin libraries.
9934 * object.h (Pluginobj): Declare.
9935 (Object::pluginobj): New function.
9936 (Object::do_pluginobj): New function.
9937 (Object::set_target): New function.
9938 * options.cc: Include "plugin.h".
9939 (General_options::parse_plugin): New function.
9940 (General_options::General_options): Initialize plugins_ field.
9941 (General_options::add_plugin): New function.
9942 * options.h (Plugin_manager): Declare.
9943 (General_options): Add --plugin option.
9944 (General_options::has_plugins): New function.
9945 (General_options::plugins): New function.
9946 (General_options::add_plugin): New function.
9947 (General_options::plugins_): New field.
9948 * plugin.cc: New file.
9949 * plugin.h: New file.
9950 * readsyms.cc: Include "plugin.h".
9951 (Read_symbols::do_read_symbols): Check for archive before checking
9952 for ELF file. Call plugin hooks to claim files.
9953 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
9954 from a real object file; force override when processing replacement
9956 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
9957 (Symbol::init_base_object): Likewise.
9958 (Symbol::init_base_output_data): Likewise.
9959 (Symbol::init_base_output_segment): Likewise.
9960 (Symbol::init_base_constant): Likewise.
9961 (Symbol::init_base_undefined): Likewise.
9962 (Symbol::output_section): Assert that object is not a plugin.
9963 (Symbol_table::add_from_pluginobj): New function.
9964 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
9966 (Symbol_table::sized_write_globals): Likewise.
9967 (Symbol_table::add_from_pluginobj): Instantiate template.
9968 * symtab.h (Sized_pluginobj): Declare.
9969 (Symbol::in_real_elf): New function.
9970 (Symbol::set_in_real_elf): New function.
9971 (Symbol::in_real_elf_): New field.
9972 (Symbol_table::add_from_pluginobj): New function.
9974 * testsuite/Makefile.am (AM_CFLAGS): New variable.
9975 (LIBDL): New variable.
9977 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
9978 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
9979 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
9980 (MOSTLYCLEANFILES): Likewise.
9981 * testsuite/Makefile.in: Regenerate.
9982 * testsuite/plugin_test.c: New file.
9983 * testsuite/plugin_test_1.sh: New file.
9984 * testsuite/plugin_test_2.sh: New file.
9986 2008-09-16 Ian Lance Taylor <iant@google.com>
9988 * target-reloc.h (relocate_section): Check whether a symbol is
9989 defined by the ABI before reporting an undefined symbol error.
9990 * target.h (Target::is_defined_by_abi): Make parameter const.
9991 (Target::do_is_defined_by_abi): Likewise.
9992 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
9993 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
9994 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
9995 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
9996 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
9997 * testsuite/Makefile.in: Rebuild.
9999 * fileread.cc (make_view): Add casts to avoid warning.
10001 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10003 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10004 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10006 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10008 * options.h (General_options::output_is_executable): New.
10009 (General_options::output_is_pie): New.
10010 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10011 for shared libraries.
10012 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10014 2008-09-11 Chris Demetriou <cgd@google.com>
10016 * options.h (origin): New -z option.
10017 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10018 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10021 2008-09-05 Cary Coutant <ccoutant@google.com>
10023 * fileread.cc (File_read::make_view): Add check for attempt to map
10024 beyond end of file.
10026 2008-09-05 Cary Coutant <ccoutant@google.com>
10028 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10029 explicit instantiations.
10031 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10034 * options.cc (General_options::finalize): Allow undefined symbols
10035 in shlibs if linking -shared.
10038 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10039 symbols as not needing a dynsym entry.
10041 2008-08-20 Craig Silverstein <csilvers@google.com>
10043 * fileread.cc (File_read::open): Do not lock the file unless it
10044 was successfully opened.
10046 2008-08-14 Cary Coutant <ccoutant@google.com>
10048 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10049 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10050 * testsuite/tls_test.cc (struct int128): 128-bit struct
10051 for testing TLS relocs with non-zero addend.
10052 (v12): New TLS variable.
10054 (t_last): Add check for v12.
10055 * testsuite/tls_test.h (t12): New function.
10056 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10058 2008-08-13 Ian Lance Taylor <iant@google.com>
10060 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10061 set tls_segment_ or relro_segment_.
10062 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10064 * output.h (Output_section::clear_is_relro): New function.
10065 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10066 sections specially even when output_data_ is empty.
10067 (Output_segment::maximum_alignment): When first section is relro,
10068 only force alignment for PT_LOAD segments.
10069 * script.cc (script_data_segment_align): New function.
10070 (script_data_segment_relro_end): New function.
10071 * script-c.h (script_data_segment_align): Declare.
10072 (script_data_segment_relro_end): Declare.
10073 * script-sections.h (class Script_sections): Declare
10074 data_segment_align and data_segment_relro_end. Add fields
10075 segment_align_index_ and saw_relro_end_.
10076 * script-sections.cc (class Sections_element): Add set_is_relro
10077 virtual function. Add new bool* parameter to place_orphan_here.
10078 Add get_output_section virtual function.
10079 (class Output_section_definition): Add set_is_relro. Add new
10080 bool* parameter to place_orphan_here. Add get_output_section.
10081 Add is_relro_ field.
10082 (Output_section_definition::Output_section_definition): Initialize
10083 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10084 and is_relro_ fields.
10085 (Output_section_definition::place_orphan_here): Add is_relro
10087 (Output_section_definition::set_section_addresses): Set relro for
10089 (Output_section_definition::alternate_constraint): Likewise.
10090 (class Orphan_output_section): Add new bool* parameter to
10091 place_orphan_here. Add get_output_section.
10092 (Orphan_output_section::place_orphan_here): Add is_relro
10094 (Script_sections::Script_sections): Initialize
10095 data_segment_align_index_ and saw_relro_end_.
10096 (Script_sections::data_segment_align): New function.
10097 (Script_sections::data_segment_relro_end): New function.
10098 (Script_sections::place_orphan): Set or clear is_relro.
10099 (Script_sections::set_section_addresses): Force alignment of first
10101 * yyscript.y (exp): Call script_data_segment_align and
10102 script_data_segment_relro_end.
10103 * testsuite/relro_script_test.t: New file.
10104 * testsuite/relro_test.cc (using_script): Declare.
10105 (t1, t2): Test using_script.
10106 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10107 (relro_script_test_SOURCES): Define.
10108 (relro_script_test_DEPENDENCIES): Define.
10109 (relro_script_test_LDFLAGS): Define.
10110 (relro_script_test_LDADD): Define.
10111 (relro_script_test.so): New target.
10112 * testsuite/Makefile.in: Rebuild.
10114 2008-08-06 Cary Coutant <ccoutant@google.com>
10116 * archive.cc (Archive::total_archives, Archive::total_members)
10117 (Archive::total_members_loaded): New variables.
10118 (Archive::setup): Add parameter. Add option to preread
10120 (Archive::read_armap): Add counter.
10121 (Archive::get_file_and_offset): New function.
10122 (Archive::get_elf_object_for_member): New function.
10123 (Archive::read_all_symbols): New function.
10124 (Archive::read_symbols): New function.
10125 (Archive::add_symbols): Add counters.
10126 (Archive::include_all_members): Use armap to find members if it's
10128 (Archive::include_member): Skip reading symbols if already read.
10129 Factored code into Archive::get_file_and_offset and
10130 Archive::get_elf_object_for_member. Changed call to
10131 Mapfile::report_include_archive_member.
10132 (Archive::print_stats): New function.
10133 * archive.h: Declare Object and Read_symbols_data classes.
10134 (Archive::Archive): Add initializers for new members.
10135 (Archive::setup): Add parameter.
10136 (Archive::print_stats): New function.
10137 (Archive::total_archives, Archive::total_members)
10138 (Archive::total_members_loaded): New variables.
10139 (Archive::get_file_and_offset): New function.
10140 (Archive::get_elf_object_for_member): New function.
10141 (Archive::read_all_symbols): New function.
10142 (Archive::read_symbols): New function.
10143 (Archive::Archive_member): New class.
10144 (Archive::members_): New member.
10145 (Archive::num_members_): New member.
10146 * main.cc: Include archive.h.
10147 (main): Call Archive::print_stats.
10148 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10149 archive parameter; member_name is now the fully-decorated name.
10150 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10151 * options.h: (General_options): Add --preread-archive-symbols option.
10152 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10155 2008-08-04 Ian Lance Taylor <iant@google.com>
10157 * symtab.h (Symbol::use_plt_offset): New function.
10158 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10159 * powerpc.cc (Relocate::relocate): Likewise.
10160 * sparc.cc (Relocate::relocate): Likewise.
10161 * x86_64.cc (Relocate::relocate): Likewise.
10162 * testsuite/weak_plt.sh: New test.
10163 * testsuite/weak_plt_main.cc: New test.
10164 * testsuite/weak_plt_shared.cc: New test.
10165 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10166 (check_PROGRAMS): Add weak_plt.
10167 (check_DATA): Add weak_plt_shared.so.
10168 (weak_plt_main_pic.o, weak_plt): New targets.
10169 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10170 * testsuite/Makefile.in: Rebuild.
10172 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10174 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10175 * testsuite/Makefile.in: Rebuild.
10177 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10179 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10180 * Makefile.in: Regenerate.
10181 * po/POTFILES.in: Regenerate.
10183 2008-07-29 Ian Lance Taylor <iant@google.com>
10185 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10186 symbols before other symbols.
10187 * testsuite/script_test_2.cc (test_addr): Declare.
10188 (test_addr_alias): Declare.
10189 (main): Check that test_addr and test_addr_alias have the right
10191 * testsuite/script_test_2.t: Define test_addr_alias and
10194 2008-07-24 Ian Lance Taylor <iant@google.com>
10197 * descriptors.cc: New file.
10198 * descriptors.h: New file.
10199 * gold-threads.h (class Hold_optional_lock): New class.
10200 * fileread.cc: Include "descriptors.h".
10201 (File_read::~File_read): Release descriptor rather than closing
10203 (File_read::open) [file]: Call open_descriptor rather than open.
10204 Set is_descriptor_opened_.
10205 (File_read::open) [memory]: Assert that descriptor is not open.
10206 (File_read::reopen_descriptor): New function.
10207 (File_read::release): Release descriptor.
10208 (File_read::do_read): Make non-const. Reopen descriptor.
10209 (File_read::read): Make non-const.
10210 (File_read::make_view): Reopen descriptor.
10211 (File_read::do_readv): Likewise.
10212 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10213 Update declarations.
10214 * layout.cc: Include "descriptors.h".
10215 (Layout::create_build_id): Use open_descriptor rather than open.
10216 * output.cc: Include "descriptors.h".
10217 (Output_file::open): Use open_descriptor rather than open.
10218 * archive.cc (Archive::const_iterator): Change Archive to be
10220 (Archive::begin, Archive::end): Make non-const.
10221 (Archive::count_members): Likewise.
10222 * archive.h (class Archive): Update declarations.
10223 * object.h (Object::read): Make non-const.
10224 * Makefile.am (CCFILES): Add descriptors.cc.
10225 (HFILES): Add descriptors.h.
10226 * Makefile.in: Rebuild.
10229 * gold.h: Always include <clocale>. Add Solaris workarounds
10230 following code in binutils/sysdep.h.
10233 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10234 this->eh_frame_hdr_ is NULL before using it.
10236 * dynobj.cc (Versions::Versions): Update comment.
10238 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10239 the base version name.
10241 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10242 array size plus one.
10243 (Stringpool_template::set_string_offsets): Subtract one from key
10244 before using it as an array index.
10245 (Stringpool_template::get_offset_with_length): Likewise.
10246 (Stringpool_template::write_to_buffer): Likewise.
10247 * stringpool.h (Stringpool_template::get_offset_from_key):
10250 2008-07-23 Ian Lance Taylor <iant@google.com>
10253 * object.h (Merged_symbol_value::value): Do our best to handle a
10257 * script.cc (Version_script_info::get_versions): Don't add empty
10258 version tag to return value.
10259 (Version_script_info::get_symbol_version_helper): Change return
10260 type to bool. Add pversion parameter. Change all callers.
10261 (script_register_vers_node): Don't require a non-NULL tag.
10262 * script.h (class Version_script_info): Update declarations.
10263 (Version_script_info::get_symbol_version): Change return type to
10264 bool. Add version parameter. Change all callers.
10265 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10266 handling. Handle an empty version from a version script.
10267 (Symbol_table::define_special_symbol): Likewise.
10268 * testsuite/ver_test_10.script: New file.
10269 * testsuite/ver_test_10.sh: New file.
10270 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10271 (check_DATA): Add ver_test_10.syms.
10272 (ver_test_10.syms, ver_test_10.so): New target.
10273 * testsuite/Makefile.in: Rebuild.
10275 2008-07-23 Simon Baldwin <simonb@google.com>
10277 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10278 to zero for undefined symbols from dynamic libraries.
10280 2008-07-23 Ian Lance Taylor <iant@google.com>
10282 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10283 Change all callers.
10284 * symtab.h (class Symbol_table): Update declaration.
10285 * testsuite/ver_test_9.cc: New file.
10286 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10287 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10288 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10289 (ver_test_9.so, ver_test_9.o): New targets.
10290 * testsuite/Makefile.in: Rebuild.
10292 2008-07-22 Ian Lance Taylor <iant@google.com>
10294 * options.h (class General_options): Define --check-sections.
10295 * layout.cc (Layout::set_segment_offsets): Handle
10298 * options.h (class General_options): Define -n/--nmagic and
10300 * options.cc (General_options::finalize): For -n/--nmagic or
10301 -N/--omagic, set -static.
10302 * layout.cc (Layout::attach_allocated_section_to_segment): If
10303 -N/--omagic, don't put read-only and read-write sections in
10304 different segments.
10305 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10306 finding a read-only segment.
10307 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10308 don't set the minimum segment alignment to the common page size,
10309 and don't set the file offset to the address modulo the page size.
10310 * script-sections.cc (Script_sections::create_segments): If
10311 -n/--omagic, don't put read-only and read-write sections in
10312 different segments.
10314 * cref.cc: New file.
10315 * cref.h: New file.
10316 * options.h (class General_options): Add --print-symbol-counts.
10317 * main.cc (main): Issue defined symbol report if requested.
10318 * archive.cc (Archive::interpret_header): Make into a const member
10320 (Archive::add_symbols): Call Input_objects::archive_start and
10322 (Archive::const_iterator): Define new class.
10323 (Archive::begin, Archive::end): New functions.
10324 (Archive::include_all_members): Rewrite to use iterator.
10325 (Archive::count_members): New function.
10326 * archive.h (class Archive): Update declarations.
10327 (Archive::filename): New function.
10328 * object.cc: Include "cref.h".
10329 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10330 (Sized_relobj::do_get_global_symbol_counts): New function.
10331 (Input_objects::add_object): Add object to cross-referencer.
10332 (Input_objects::archive_start): New function.
10333 (Input_objects::archive_stop): New function.
10334 (Input_objects::print_symbol_counts): New function.
10335 * object.h: Declare Cref and Archive.
10336 (Object::get_global_symbol_counts): New function.
10337 (Object::do_get_global_symbol_counts): New pure virtual function.
10338 (class Sized_relobj): Add defined_count_ field. Update
10340 (class Input_objects): Add cref_ field. Update constructor.
10341 Update declarations.
10342 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10344 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10346 (Sized_dynobj::do_get_global_symbol_counts): New function.
10347 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10348 defined_count_. Update declarations. Define Symbols typedef.
10349 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10350 parameter. Change all callers.
10351 (Symbol_table::add_from_dynobj): Add sympointers and defined
10352 parameters. Change all callers.
10353 * symtab.h (class Symbol_table): Update declarations.
10354 * Makefile.am (CCFILES): Add cref.cc.
10355 (HFILES): Add cref.h.
10356 * Makefile.in: Rebuild.
10358 2008-07-22 Simon Baldwin <simonb@google.com>
10360 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10361 to zero when writing undefined symbols.
10363 2008-07-22 Ian Lance Taylor <iant@google.com>
10365 * output.cc (Output_section::add_input_section): Don't try to
10366 merge empty merge sections.
10368 2008-07-21 Craig Silverstein <csilvers@google.com>
10370 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10371 Include symbol version in error message.
10373 2008-07-20 Chris Demetriou <cgd@google.com>
10375 * configure.ac (gold_cv_c_random_seed): New configured variable.
10376 (RANDOM_SEED_CFLAGS): New substituted variable.
10377 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10378 * configure: Rebuild.
10379 * Makefile.in: Likewise.
10380 * testsuite/Makefile.in: Likewise.
10382 2008-07-18 Ian Lance Taylor <iant@google.com>
10384 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10385 where we see NAME/NULL and NAME/VERSION as separate symbols.
10386 * testsuite/ver_test_main.cc (main): Call t4.
10387 (t4, t4_2a): Define.
10388 * testsuite/ver_test_2.cc (t4_2): Define.
10389 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10390 * testsuite/ver_test_4.cc (t4_2a): Define.
10391 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10392 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10394 2008-07-17 Ian Lance Taylor <iant@google.com>
10396 * dynobj.cc (Versions::add_def): If we give an error about a
10397 missing version, go ahead and create the version anyhow.
10399 2008-07-10 Ian Lance Taylor <iant@google.com>
10401 Handle output sections with more than 0x7fffffff bytes.
10402 * object.h (class Relobj): Change map_to_output_ to
10403 output_sections_, and just keep a section pointer. Change all
10404 uses. Move comdat group support to Sized_relobj.
10405 (Relobj::is_section_specially_mapped): Remove.
10406 (Relobj::output_section): Remove poff parameter. Change all
10408 (Relobj::output_section_offset): New function.
10409 (Relobj::set_section_offset): Rewrite.
10410 (Relobj::map_to_output): Remove.
10411 (Relobj::output_sections): New function.
10412 (Relobj::do_output_section_offset): New pure virtual function.
10413 (Relobj::do_set_section_offset): Likewise.
10414 (class Sized_relobj): Add section_offsets_ field. Add comdat
10415 group support from Relobj. Update declarations.
10416 (Sized_relobj::get_output_section_offset): New function.
10417 (Sized_relobj::do_output_section_offset): New function.
10418 (Sized_relobj::do_set_section_offset): New function.
10419 * object.cc (Relobj::output_section_address): Remove.
10420 (Sized_relobj::Sized_relobj): Initialize new fields.
10421 (Sized_relobj::include_section_group): Cast find_kept_object to
10423 (Sized_relobj::include_linkonce_section): Likewise.
10424 (Sized_relobj::do_layout): Use separate arrays for output section
10426 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10428 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10429 output_sections and section_offsets.
10430 (Sized_relobj::write_local_symbols): Likewise.
10431 (map_to_kept_section): Compute output address directly.
10432 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10433 output_sections and section_offsets.
10434 (Sized_relobj::write_sections): Likewise.
10435 (Sized_relobj::relocate_sections): Likewise.
10436 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10437 * output.h (class Output_reloc): Update declarations. Change
10438 u2_.relobj to Sized_relobj*.
10439 (class Output_data_reloc): Change add functions to use
10441 * output.cc (Output_reloc::Output_reloc): Change relobj to
10443 (Output_reloc::local_section_offset): Change return type to
10444 Elf_Addr. Use get_output_section_offset.
10445 (Output_reloc::get_address): Likewise.
10446 (Output_section::is_input_address_mapped): Don't call
10447 is_section_specially_mapped.
10448 (Output_section::output_offset): Likewise.
10449 (Output_section::output_address): Likewise.
10450 (Output_section::starting_output_address): Likewise.
10451 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10452 parameter to Sized_relobj*.
10453 (Copy_relocs::need_copy_reloc): Likewise.
10454 (Copy_relocs::save): Likewise.
10455 * copy-relocs.h (class Copy_relocs): Update declarations.
10456 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10457 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10458 * target-reloc.h (relocate_for_relocatable): Change
10459 offset_in_output_section type to Elf_Addr. Change code that uses
10461 * layout.cc (Layout::layout): Always set *off.
10462 * mapfile.cc (Mapfile::print_input_section): Use
10463 output_section_offset.
10464 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10466 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10467 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10468 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10470 2008-07-03 Ian Lance Taylor <iant@google.com>
10472 * layout.cc (Layout::include_section): Do not discard unrecognized
10473 SHT_STRTAB sections.
10475 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10477 * script.cc (Lex::can_continue_name): Make '?' allowable in
10478 version-script names.
10479 * testsuite/version_script.map: Change glob pattern to use '?'
10481 2008-06-30 Manish Singh <yosh@gimp.org>
10484 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10487 2008-06-30 Ian Lance Taylor <iant@google.com>
10491 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10492 versions]: Don't try to read the value in the contents, since we
10493 don't use it. Use the template endianness when writing.
10495 2008-06-25 Cary Coutant <ccoutant@google.com>
10497 * fileread.cc (File_read::make_view): Assert on zero-length view.
10498 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10499 symbol table when there are no symbols to read.
10501 2008-06-23 Craig Silverstein <csilvers@google.com>
10503 * version.cc (version_string): Bump to 1.7
10505 2008-06-18 Craig Silverstein <csilvers@google.com>
10507 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10508 constant 0xFFFF to type Valtype.
10509 (Powerpc_relocate_functions::rel16_ha): Likewise.
10511 2008-06-17 Ian Lance Taylor <iant@google.com>
10513 * output.h (Output_section::Input_section): Initialize p2align_ to
10514 zero for Output_section_data constructors.
10515 (Output_section::Input_section::addralign): If not an input
10516 section, return the alignment of the Output_section_data.
10517 * testsuite/copy_test.cc: New file.
10518 * testsuite/copy_test_1.cc: New file.
10519 * testsuite/copy_test_2.cc: New file.
10520 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10521 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10522 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10523 (copy_test_1_pic.o, copy_test_1.so): New targets.
10524 (copy_test_2_pic.o, copy_test_2.so): New targets.
10525 * testsuite/Makefile.in: Rebuild.
10527 * script-sections.cc (Script_sections::place_orphan): Initialize
10528 local variable exact.
10530 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10532 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10534 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10535 David S. Miller <davem@davemloft.net>
10537 * powerpc.cc: New file.
10538 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10539 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10540 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10541 * Makefile.in: Rebuild.
10543 2008-06-09 Ian Lance Taylor <iant@google.com>
10545 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10547 (throwing, orig_terminate): New static variables.
10548 (terminate_handler): New static function.
10549 (t2): Set terminate handler.
10551 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10554 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10557 2008-05-30 Cary Coutant <ccoutant@google.com>
10559 * archive.cc (Archive::include_all_members) Correct to step
10560 over symbol table and extended name table in thin archives.
10562 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10565 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10568 2008-05-28 Caleb Howe <cshowe@google.com>
10570 * reduced_debug_output.cc: New file.
10571 * reduced_debug_output.h: New file.
10572 * options.h (class General_options): Add --strip-debug-non-line.
10573 * options.cc (General_options::finalize): Add strip_debug_non_line
10574 to the strip heirarchy.
10575 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10577 * layout.cc: Include "reduced_debug_output.h".
10578 (Layout::Layout): Initialize new fields.
10579 (line_only_debug_sections): New static array.
10580 (is_lines_only_debug_sections): New static inline function.
10581 (Layout::include_section): Handle --strip-debug-non-line.
10582 (Layout::make_output_section): If --strip-debug-non-line, build
10583 new output sections for .debug_abbrev and .debug_info.
10584 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10585 gold. Warn about possible overflow.
10586 (read_signed_LEB_128): Likewise.
10587 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10588 (read_signed_LEB_128): Declare.
10589 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10590 (HFILES): Add reduced_debug_output.h.
10591 * Makefile.in: Rebuild.
10593 2008-05-21 Ian Lance Taylor <iant@google.com>
10595 * mapfile.cc: New file.
10596 * mapfile.h: New file.
10597 * options.h (class General_options): Add -M/--print-map and -Map.
10598 * options.cc (General_options::finalize): Make -M equivalent to
10600 * main.cc: Include <cstdio> and "mapfile.h".
10601 (main): Open mapfile if requested.
10602 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10603 constructor. Change caller.
10604 (queue_initial_tasks): Add mapfile parameter. Change caller.
10605 (queue_middle_tasks): Likewise.
10606 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10608 * archive.cc: Include "mapfile.h".
10609 (Archive::add_symbols): Add mapfile parameter. Change all
10610 callers. Pass mapfile, symbol, and reason to include_member.
10611 (Archive::include_all_members): Add mapfile parameter. Change all
10613 (Archive::include_member): Add mapfile, sym, and why parameters.
10614 Change all callers. Report inclusion to map file.
10615 * archive.h: Include "fileread.h".
10616 (class Archive): Update declarations.
10617 (Archive::file): New const method.
10618 (class Add_archive_symbols): Add mapfile_ field. Update
10619 constructor. Change all callers.
10620 * readsyms.h (class Read_symbols): Likewise.
10621 (class Finish_group): Likewise.
10622 (class Read_script): Likewise.
10623 * common.cc: Include "mapfile.h".
10624 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10626 (Symbol_table::do_allocate_commons): Likewise.
10627 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10628 symbol allocation to mapfile.
10629 * common.h (class Allocate_commons_task): Add mapfile_ field.
10630 Update constructor. Change all callers.
10631 * symtab.h (class Symbol_table): Update declarations.
10632 * layout.cc: Include "mapfile.h".
10633 (Layout_task_runner::run): Print information to mapfile.
10634 (Layout::create_gold_note): Change Output_data_fixed_space to
10635 Output_data_zero_fill.
10636 (Layout::create_build_id): Likewise.
10637 (Layout::print_to_mapfile): New function.
10638 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10639 constructor. Change caller.
10640 (class Layout): Declare print_to_mapfile.
10641 * output.cc (Output_section::Input_section::print_to_mapfile): New
10643 (Output_section::add_input_section): If producing a map, always
10644 add to input_sections_ list.
10645 (Output_section::do_print_to_mapfile): New function.
10646 (Output_segment::print_sections_to_mapfile): New function.
10647 (Output_segment::print_section_list_to_mapfile): New function.
10648 * output.h: Include "mapfile.h".
10649 (Output_data::print_to_mapfile): New function.
10650 (Output_data::do_print_to_mapfile): New virtual function.
10651 (Output_segment_headers::do_print_to_mapfile): New function.
10652 (Output_file_header::do_print_to_mapfile): New function.
10653 (Output_data_const::do_print_to_mapfile): New function.
10654 (class Output_data_const_buffer): Add map_name_ field. Update
10655 constructor. Change all callers. Add do_print_to_mapfile
10657 (class Output_data_fixed_space): Likewise.
10658 (class Output_data_space): Likewise.
10659 (class Output_data_zero_fill): New class.
10660 (Output_data_strtab::do_print_to_mapfile): New function.
10661 (Output_data_reloc_base::do_print_to_mapfile): New function.
10662 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10663 (Output_data_group::do_print_to_mapfile): New function.
10664 (Output_data_got::do_print_to_mapfile): New function.
10665 (Output_data_dynamic::do_print_to_mapfile): New function.
10666 (Output_symtab_xindex::do_print_to_mapfile): New function.
10667 (class Output_section): Declare do_print_to_mapflie. Declare
10668 print_to_mapfile in Input_section.
10669 (class Output_segment): Declare new functions.
10670 * object.h (Sized_relobj::symbol_count): New function.
10671 * script-sections.cc
10672 (Output_section_element_dot_assignment::set_section_addresses):
10673 Change Output_data_fixed_space to Output_data_zero_fill.
10674 (Output_data_expression::do_print_to_mapfile): New function.
10675 * script.cc (read_input_script): Add mapfile parameter. Change
10677 * script.h (read_input_script): Update declaration.
10678 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10679 (Eh_frame::do_print_to_mapfile): New function.
10680 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10681 (Output_merge_string::do_print_to_mapfile): New function.
10682 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10684 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10686 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10688 * Makefile.am (CCFILES): Add mapfile.cc.
10689 (HFILES): Add mapfile.h.
10690 * Makefile.in: Rebuild.
10692 2008-05-19 Ian Lance Taylor <iant@google.com>
10694 * options.h (class General_options): Add -z relro.
10695 * layout.cc (Layout::Layout): Initialize relro_segment_.
10696 (Layout::add_output_section_data): Return the output section.
10697 (Layout::make_output_section): Rcognize relro sections and mark
10698 them appropriately.
10699 (Layout::attach_allocated_section_to_segment): Put relro sections
10700 in a PT_GNU_RELRO segment.
10701 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10703 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10705 (Layout::linkonce_mapping): Map d.rel.ro.local to
10706 .data.rel.ro.local.
10707 (Layout::output_section_name): Us .data.rel.ro.local for any
10708 section which begins with that.
10709 * layout.h (class Layout): Update add_output_section_data
10710 declaration. Add relro_segment_ field.
10711 * output.cc (Output_section::Output_section): Initialize is_relro_
10712 and is_relro_local_ fields.
10713 (Output_segment::add_output_section): Group relro sections.
10714 (Output_segment::is_first_section_relro): New function.
10715 (Output_segment::maximum_alignment): If there is a relro section,
10716 align the segment to the common page size.
10717 (Output_segment::set_section_addresses): Track whether we are
10718 looking at relro sections. If the last section is a relro
10719 section, align to the common page size.
10720 (Output_segment::set_section_list_addresses): Add in_relro
10721 parameter. Change all callers. Align to the page size when
10722 moving from relro to non-relro section.
10723 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10725 * output.h (class Output_section): Add is_relro_ and
10726 is_relro_local_ fields.
10727 (Output_section::is_relro): New function.
10728 (Output_section::set_is_relro): New function.
10729 (Output_section::is_relro_local): New function.
10730 (Output_section::set_is_relro_local): New function.
10731 (class Output_segment): Update declarations.
10732 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10733 * sparc.cc (Target_sparc::got_section): Likewise.
10734 * x86_64.cc (Target_x86_64::got_section): Likewise.
10735 * testsuite/relro_test_main.cc: New file.
10736 * testsuite/relro_test.cc: New file.
10737 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10738 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10739 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10740 (relro_test.so, relro_test_pic.o): New targets.
10741 * testsuite/Makefile.in: Rebuild.
10743 2008-05-16 Ian Lance Taylor <iant@google.com>
10745 * output.cc (Output_segment::add_output_section): Remove front
10747 * output.h (class Output_segment): Remove
10748 add_initial_output_section and overloaded add_output_section.
10749 Update declaration of remaining add_output_section.
10750 * layout.cc (Layout::create_interp): Call add_output_section
10751 rather than add_initial_output_section.
10752 (Layout::finish_dynamic_section): Likewise.
10754 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10755 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10756 know the dynamic type.
10757 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10758 field. Initialize it in constructor.
10759 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10760 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10761 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10764 * output.cc (Output_reloc::get_address): Change return type to
10766 * output.h (class Output_reloc): Update get_address declaration.
10767 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10768 for section addresses.
10770 2008-05-09 Ian Lance Taylor <iant@google.com>
10773 * gold.cc (gold_nomem): Use return value of write.
10775 2008-05-08 Ian Lance Taylor <iant@google.com>
10777 * symtab.c (Symbol::init_base_output_data): Add version
10778 parameter. Change all callers.
10779 (Symbol::init_base_output_segment): Likewise.
10780 (Symbol::init_base_constant): Likewise.
10781 (Symbol::init_base_undefined): Likewise.
10782 (Sized_symbol::init_output_data): Likewise.
10783 (Sized_symbol::init_output_segment): Likewise.
10784 (Sized_symbol::init_constant): Likewise.
10785 (Sized_symbol::init_undefined): Likewise.
10786 (Symbol_table::do_define_in_output_data): If the new symbol has a
10787 version, mark it as the default.
10788 (Symbol_table::do_define_in_output_segment): Likewise.
10789 (Symbol_table::do_define_as_constant): Likewise.
10790 * symtab.h (class Symbol): Update declarations.
10791 (class Sized_symbol): Likewise.
10792 * resolve.cc (Symbol::override_version): New function.
10793 (Symbol::override_base): Call override_version.
10794 (Symbol::override_base_with_special): Likewise.
10795 * testsuite/ver_script_8.script: New file.
10796 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10797 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10798 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10799 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10801 2008-05-06 Ian Lance Taylor <iant@google.com>
10804 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10806 (class General_options): Remove existing --undefined, and add
10807 --no-undefined instead. Add new --undefined as synonym for -u.
10808 * archive.cc (Archive::add_symbols): Check whether symbol was
10810 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10811 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10812 all uses. Add IS_UNDEFINED. Update declarations to split
10813 different versions of init_base. Declare init_base_undefined.
10814 (Symbol::is_defined): Handle IS_UNDEFINED.
10815 (Symbol::is_undefined): Likewise.
10816 (Symbol::is_weak_undefined): Call is_undefined.
10817 (Symbol::is_absolute): Handle IS_CONSTANT.
10818 (class Sized_symbol): Update declarations to split different
10819 versions of init. Declare init_undefined.
10820 (class Symbol_table): Declare new functions.
10821 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10822 Change all callers.
10823 (Symbol::init_base_output_data): Likewise.
10824 (Symbol::init_base_output_segment): Likewise.
10825 (Symbol::init_base_constant): Likewise.
10826 (Symbol::init_base_undefined): New function.
10827 (Sized_symbol::init_object): Rename from init. Change all
10829 (Sized_symbol::init_output_data): Likewise.
10830 (Sized_symbol::init_output_segment): Likewise.
10831 (Sized_symbol::init_constant): Likewise.
10832 (Sized_symbol::init_undefined): New function.
10833 (Symbol_table::add_undefined_symbols_from_command_line): New
10835 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10837 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10838 (Symbol::output_section): Likewise.
10839 (Symbol::set_output_section): Likewise.
10840 (Symbol_table::sized_finalize_symbol): Likewise.
10841 (Symbol_table::sized_write_globals): Likewise.
10842 * resolve.cc (Symbol_table::should_override): Likewise.
10843 (Symbol::override_base_with_special): Likewise.
10845 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10846 symbol, change it to have default visibility.
10847 * testsuite/protected_1.cc: New file.
10848 * testsuite/protected_2.cc: New file.
10849 * testsuite/protected_3.cc: New file.
10850 * testsuite/protected_main_1.cc: New file.
10851 * testsuite/protected_main_2.cc: New file.
10852 * testsuite/protected_main_3.cc: New file.
10853 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10854 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10855 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10856 (protected_1.so): New target.
10857 (protected_1_pic.o, protected_2_pic.o): New targets.
10858 (protected_3_pic.o): New target.
10859 (check_PROGRAMS): Add protected_2.
10860 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10861 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10862 * testsuite/Makefile.in: Rebuild.
10864 * options.h (DEFINE_var): Add set_user_set_##varname__.
10865 (DEFINE_bool_alias): New macro.
10866 (class General_options): Define -Bstatic using DEFINE_bool_alias
10867 rather than DEFINE_special. Add --undefined as an alias for -z
10869 * options.cc (General_options::parse_Bstatic): Remove.
10871 * options.h (class General_options): Add --fatal-warnings.
10872 * main.cc (main): Implement --fatal-warnings.
10873 * errors.h (Errors::warning_count): New function.
10875 * options.h (class General_options): Add -Bsymbolic-functions.
10876 * symtab.h (Symbol::is_preemptible): Check for
10877 -Bsymbolic-functions.
10879 2008-05-05 Ian Lance Taylor <iant@google.com>
10881 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10882 as noVARNAME rather than no-VARNAME.
10883 (class General_options): Add option -z combreloc.
10884 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10886 (Output_reloc::sort_before) [SHT_REL]: New function.
10887 (Output_reloc::sort_before) [SHT_RELA]: New function.
10888 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10889 Sort_relocs_comparison.
10890 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10891 parameter. Change all callers.
10892 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10893 sort_relocs parameter. Change all callers.
10894 * output.cc (Output_reloc::get_address): New function, broken out
10896 (Output_reloc::write_rel): Call it.
10897 (Output_reloc::compare): New function.
10898 (Output_data_reloc_base::do_write): Optionally sort relocs.
10900 * configure.ac: If targ_extra_obj is set, link it in.
10901 * configure.tgt: Initialize all variables.
10902 (x86_64*): Set targ_extra_obj and targ_extra_size.
10903 * configure: Rebuild.
10905 * object.cc (Sized_relobj::include_section_group): Adjust section
10906 indexes read from group data. Build vector to pass to
10908 * layout.cc (Layout::layout_group): Add flags and shndxes
10909 parameters. Remove contents parameter. Change caller. Update
10910 explicit instantiations.
10911 * layout.h (class Layout): Update layout_group declaration.
10912 * output.cc (Output_data_group::Output_data_group): Add flags and
10913 input_shndxes parameters. Remove contents parameter. Change
10915 (Output_data_group::do_write): Change input_sections_ to
10917 * output.h (class Output_data_group): Update constructor
10918 declaration. Rename input_sections_ to input_shndxes_.
10919 * testsuite/many_sections_test.cc: Add template.
10921 2008-04-30 Cary Coutant <ccoutant@google.com>
10923 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10925 * layout.cc (Layout::include_section): Refactored check for debug
10927 (Layout::add_comdat): Add new parameters. Change type
10928 of signature parameter. Add object and shndx to signatures table.
10929 (Layout::find_kept_object): New function.
10930 * layout.h: Include <cstring>.
10931 (Layout::is_debug_info_section): New function.
10932 (Layout::add_comdat): Add new parameters.
10933 (Layout::find_kept_object): New function.
10934 (Layout::Kept_section): New struct.
10935 (Layout::Signatures): Change type of map range.
10936 * object.cc (Relobj::output_section_address): New function.
10937 (Sized_relobj::include_section_group): Add new parameters. Change
10938 calls to Layout::add_comdat. Change to build table of kept comdat
10939 groups and table mapping discarded sections to kept sections.
10940 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10941 (Sized_relobj::do_layout): Change calls to include_section_group and
10942 include_linkonce_section.
10943 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10944 value to zero when section is discarded.
10945 (Sized_relobj::map_to_kept_section): New function.
10946 * object.h (Relobj::output_section_address): New function.
10947 (Relobj::Comdat_group): New type.
10948 (Relobj::find_comdat_group): New function.
10949 (Relobj::Comdat_group_table): New type.
10950 (Relobj::Kept_comdat_section): New type.
10951 (Relobj::Kept_comdat_section_table): New type.
10952 (Relobj::add_comdat_group): New function.
10953 (Relobj::set_kept_comdat_section): New function.
10954 (Relobj::get_kept_comdat_section): New function.
10955 (Relobj::comdat_groups_): New field.
10956 (Relobj::kept_comdat_sections_): New field.
10957 (Symbol_value::input_value): Update comment.
10958 (Sized_relobj::map_to_kept_section) New function.
10959 (Sized_relobj::include_linkonce_section): Add new parameter.
10960 * target-reloc.h (Comdat_behavior): New type.
10961 (get_comdat_behavior): New function.
10962 (relocate_section): Add code to map a discarded section to the
10963 corresponding kept section when applying a relocation.
10965 2008-04-30 Craig Silverstein <csilvers@google.com>
10967 * dwarf_reader.cc (next_generation_count): New static var.
10968 (Addr2line_cache_entry): New struct.
10969 (addr2line_cache): New static var.
10970 (Dwarf_line_info::one_addr2line): Added caching.
10971 (Dwarf_line_info::clear_addr2line_cache): New function.
10972 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
10973 cache-size parameter.
10974 (Dwarf_line_info::one_addr2line_cache): New function.
10975 * symtab.cc (Symbol_table::detect_odr_violations): Pass
10976 new cache-size argument to one_addr2line(), and clear cache.
10978 2008-04-28 Cary Coutant <ccoutant@google.com>
10980 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
10981 R_386_PC8 relocations.
10983 2008-04-23 Ian Lance Taylor <iant@google.com>
10985 * object.cc (Sized_relobj::include_section_group): Check for
10986 invalid section group.
10988 * object.cc (make_elf_object): Correct test for 64-bit ELF file
10991 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
10992 than read for file header.
10993 * archive.cc (Archive::include_member): Likewise.
10995 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
10997 * aclocal.m4: Regenerate.
10998 * configure: Regenerate.
11000 2008-04-19 Ian Lance Taylor <iant@google.com>
11002 * version.cc (version_string): Bump to 1.6.
11004 * testsuite/Makefile.am (many_sections_r_test): New target.
11005 (many_sections_r_test_SOURCES): Remove.
11006 (many_sections_r_test_DEPENDENCIES): Remove.
11007 (many_sections_r_test_LDFLAGS): Remove.
11008 (many_sections_r_test_LDADD): Remove.
11010 * object.cc (Sized_relobj::do_add_symbols): Always pass
11011 local_symbol_count_ to add_from_relobj.
11013 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11014 every thousand variables.
11015 * testsuite/Makefile.in: Rebuild.
11017 * object.cc (Xindex::initialize_symtab_xindex): New function.
11018 (Xindex::read_symtab_xindex): New function.
11019 (Xindex::sym_xindex_to_shndx): New function.
11020 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11022 (Sized_relobj::do_initialize_xindex): New function.
11023 (Sized_relobj::do_read_symbols): Adjust section links.
11024 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11025 parameter. Change all callers.
11026 (Sized_relobj::include_section_group): Adjust section links and
11027 symbol section indexes.
11028 (Sized_relobj::do_layout): Adjust section links.
11029 (Sized_relobj::do_count_local_symbols): Adjust section links and
11030 symbol section indexes.
11031 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11032 ordinary and special symbols.
11033 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11034 dynsym_xindex parameters. Change all callers. Adjust section
11035 links. Use SHN_XINDEX when needed.
11036 (Sized_relobj::get_symbol_location_info): Adjust section links.
11037 Don't get fooled by special symbols.
11038 * object.h (class Xindex): Define.
11039 (class Object): Add xindex_ parameter. Declare virtual functoin
11040 do_initialize_xindex.
11041 (Object::adjust_sym_shndx): New function.
11042 (Object::set_xindex): New protected function.
11043 (class Symbol_value): Add is_ordinary_shndx_ field.
11044 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11045 (Symbol_value::value): Assert ordinary section.
11046 (Symbol_value::initialize_input_to_output_map): Likewise.
11047 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11048 Change all callers.
11049 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11051 (class Sized_relobj): Update declarations.
11052 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11053 parameter. Change all callers.
11054 (Sized_relobj::adjust_shndx): New function.
11055 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11057 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11058 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11059 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11060 (Sized_dynobj::read_dynsym_section): Adjust section links.
11061 (Sized_dynobj::read_dynamic): Likewise.
11062 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11064 (Sized_dynobj::do_initialize_xindex): New function.
11065 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11066 do_initialize_xindex.
11067 (Sized_dynobj::adjust_shndx): New function.
11068 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11069 dynsym_xindex_ fields.
11070 (Layout::finalize): Add a call to set_section_indexes before
11071 creating the symtab sections.
11072 (Layout::set_section_indexes): Don't do anything if the section
11073 already has a section index.
11074 (Layout::create_symtab_sections): Add shnum parameter. Change
11075 caller. Create .symtab_shndx section if needed.
11076 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11078 (Layout::allocated_output_section_count): New function.
11079 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11081 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11082 fields. Update declarations.
11083 (Layout::symtab_xindex): New function.
11084 (Layout::dynsym_xindex): New function.
11085 (class Write_symbols_task): Add layout_ field.
11086 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11088 * output.cc (Output_section_headers::Output_section_headers): Add
11089 shstrtab_section parameter. Change all callers.
11090 (Output_section_headers::do_sized_write): Store overflow values
11091 for section count and section string table section index in
11092 section header zero.
11093 (Output_file_header::do_sized_write): Check for overflow of
11094 section count and section string table section index.
11095 (Output_symtab_xindex::do_write): New function.
11096 (Output_symtab_xindex::endian_do_write): New function.
11097 * output.h (class Output_section_headers): Add shstrtab_section_.
11098 Update declarations.
11099 (class Output_symtab_xindex): Define.
11100 (Output_section::has_out_shndx): New function.
11101 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11103 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11104 Change all callers.
11105 (Sized_symbol::init): Likewise.
11106 (Symbol::output_section): Check for ordinary symbol.
11107 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11108 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11110 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11111 Change all callers. Simplify handling of symbols from sections
11112 not included in the link.
11113 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11115 (Weak_alias_sorter::operator()): Assert that symbols are
11117 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11119 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11120 parameters. Change all callers.
11121 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11122 symbol distinction. Use SHN_XINDEX when needed.
11123 (Symbol_table::write_section_symbol): Add symtab_xindex
11124 parameter. Change all callers.
11125 (Symbol_table::sized_write_section_symbol): Likewise. Use
11126 SHN_XINDEX when needed.
11127 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11129 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11130 (Symbol::is_defined): Check is_ordinary.
11131 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11132 (Symbol::is_absolute, Symbol::is_common): Likewise.
11133 (class Sized_symbol): Update declarations.
11134 (class Symbol_table): Update declarations.
11135 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11136 parameters. Change all callers.
11137 (Sized_symbol::override): Likewise.
11138 (Symbol_table::override): Likewise.
11139 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11140 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11141 is_ordinary, and orig_st_shndx parameters. Change all callers.
11142 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11143 to be in an ordinary section.
11144 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11145 object and is_ordinary parameters. Change all callers.
11146 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11147 Change all callers. Don't add undefined or non-ordinary symbols
11149 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11150 Change all callers.
11151 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11153 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11154 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11155 (Sized_relobj::relocate_sections): Likewise.
11156 * target-reloc.h (scan_relocs): Adjust section symbol index.
11157 (scan_relocatable_relocs): Likewise.
11158 * i386.cc (Scan::local): Check for ordinary symbols.
11159 * sparc.cc (Scan::local): Likewise.
11160 * x86_64.cc (Scan::local): Likewise.
11161 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11162 to symbol_section_and_value.
11163 * testsuite/many_sections_test.cc: New file.
11164 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11165 (check_PROGRAMS): Add many_sections_test.
11166 (many_sections_test_SOURCES): Define.
11167 (many_sections_test_DEPENDENCIES): Define.
11168 (many_sections_test_LDFLAGS): Define.
11169 (BUILT_SOURCES): Add many_sections_define.h.
11170 (many_sections_define.h): New target.
11171 (BUILT_SOURCES): Add many_sections_check.h.
11172 (many_sections_check.h): New target.
11173 (check_PROGRAMS): Add many_sections_r_test.
11174 (many_sections_r_test_SOURCES): Define.
11175 (many_sections_r_test_DEPENDENCIES): Define.
11176 (many_sections_r_test_LDFLAGS): Define.
11177 (many_sections_r_test_LDADD): Define.
11178 (many_sections_r_test.o): New target.
11179 * testsuite/Makefile.in: Rebuild.
11181 2008-04-17 Cary Coutant <ccoutant@google.com>
11183 * errors.cc (Errors::info): New function.
11184 (gold_info): New function.
11185 * errors.h (Errors::info): New function.
11186 * gold.h (gold_info): New function.
11187 * object.cc (Input_objects::add_object): Print trace output.
11188 * options.cc (options::parse_set): New function.
11189 (General_options::parse_wrap): Deleted.
11190 (General_options::General_options): Deleted initializer.
11191 * options.h (options::String_set): New typedef.
11192 (options::parse_set): New function.
11193 (DEFINE_set): New macro.
11194 (General_options::wrap): Changed to use DEFINE_set. Changed
11195 callers of any_wrap_symbols and is_wrap_symbol.
11196 (General_options::trace, General_options::trace_symbol):
11198 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11199 (General_options::wrap_symbols_): Deleted.
11200 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11202 2008-04-17 David S. Miller <davem@davemloft.net>
11204 * options.cc (General_options::parse_V): New function.
11205 * options.h: Add entries for -V and -Qy.
11207 2008-04-17 Ian Lance Taylor <iant@google.com>
11209 * common.cc (Symbol_table::allocate_commons): Remove options
11210 parameter. Change caller.
11211 (Symbol_table::do_allocate_commons): Remove options parameter.
11212 Change caller. Just call do_allocate_commons_list twice.
11213 (Symbol_table::do_allocate_commons_list): New function, broken out
11214 of do_allocate_commons.
11215 * common.h (class Allocate_commons_task): Remove options_ field.
11216 Update constructor.
11217 * symtab.cc (Symbol_table::Symbol_table): Initialize
11219 (Symbol_table::add_from_object): Put TLS common symbols on
11221 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11222 which are IN_OUTPUT_DATA.
11223 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11224 allocate_commons and do_allocate_commons declarations. Declare
11225 do_allocate_commons_list.
11226 * gold.cc (queue_middle_tasks): Update creation of
11227 Allocate_commons_task to not pass options.
11228 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11229 (TLS_TEST_C_FLAGS): New variable.
11230 (tls_test_c_pic.o): New target.
11231 (tls_test_shared.so): Link in tls_test_c_pic.o.
11232 (tls_test_c_pic_ie.o): New target.
11233 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11234 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11235 (tls_test_c.o): New target.
11236 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11237 (tls_pic_test_LDADD): Likewise.
11238 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11239 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11240 (tls_test_c_gnu2.o): New target.
11241 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11243 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11244 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11245 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11246 * testsuite/tls_test.cc: Include "config.h".
11247 (t_last): Call t11_last.
11248 * testsuite/tls_test.h (t11, t11_last): Declare.
11249 * testsuite/tls_test_c.c: New file.
11250 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11251 * configure.ac: Check for OpenMP support.
11252 * configure, config.in, Makefile.in: Rebuild.
11253 * testsuite/Makefile.in: Rebuild.
11255 2008-04-16 Cary Coutant <ccoutant@google.com>
11257 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11258 (Target_i386::tls_base_symbol_defined_): New field.
11259 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11260 (Target_i386::Scan::global): Likewise.
11261 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11262 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11263 (Target_x86_64::tls_base_symbol_defined_): New field.
11264 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11265 (Target_x86_64::Scan::global): Likewise.
11267 2008-04-16 Cary Coutant <ccoutant@google.com>
11269 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11270 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11271 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11272 building shared libraries.
11273 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11274 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11275 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11276 * testsuite/Makefile.in: Rebuild.
11277 * testsuite/weak_undef.h: New file.
11278 * testsuite/weak_undef_file1.cc: Add extra test cases.
11279 * testsuite/weak_undef_file2.cc: Likewise.
11280 * testsuite/weak_undef_test.cc: Likewise.
11282 2008-04-16 David S. Miller <davem@davemloft.net>
11284 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11285 Add issued_non_pic_error_ field. Declare check_non_pic.
11286 (Target_sparc::Scan::check_non_pic): New function.
11287 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11288 (Target_sparc::Scan::global): Likewise.
11290 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11291 * configure: Rebuild.
11293 * options.h (DEFINE_enable): New macro.
11294 (new_dtags): New enable option.
11295 (initfirst, interpose, loadfltr, nodefaultlib,
11296 nodelete, nodlopen, nodump): New -z options.
11297 * layout.cc (Layout:finish_dynamic_section): If new
11298 dtags enabled, emit DT_RUNPATH. Also, emit a
11299 DT_FLAGS_1 containing any specified -z flags.
11301 2008-04-16 Ian Lance Taylor <iant@google.com>
11303 * copy-relocs.cc: New file.
11304 * copy-relocs.h: New file.
11305 * reloc.cc: Remove Copy_relocs code.
11306 * reloc.h: Likewise.
11307 * reloc-types.h (struct Reloc_types) [both versions]: Add
11308 get_reloc_addend_noerror.
11309 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11310 variants of add_global which take an addend which must be zero.
11311 * i386.cc: Include "copy-relocs.h".
11312 (class Target_i386): Change type of copy_relocs_ to variable,
11313 update initializer.
11314 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11315 Change all callers.
11316 (Target_i386::do_finalize_sections): Change handling of
11318 * sparc.cc: Include "copy-relocs.h".
11319 (class Target_sparc): Change type of copy_relocs_ to variable,
11320 update initializer.
11321 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11322 Change all callers.
11323 (Target_sparc::do_finalize_sections): Change handling of
11325 * x86_64.cc: Include "copy-relocs.h".
11326 (class Target_x86_64): Change type of copy_relocs_ to variable,
11327 update initializer.
11328 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11329 class. Change all callers.
11330 (Target_x86_64::do_finalize_sections): Change handling of
11332 * Makefile.am (CCFILES): Add copy-relocs.cc.
11333 (HFILES): Add copy-relocs.h.
11335 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11337 * testsuite/script_test_4.sh: Permit leading zeroes.
11339 2008-04-15 Ian Lance Taylor <iant@google.com>
11341 * script-sections.cc (Script_sections::create_segments): Use
11342 header_size_adjustment even when there is enough room for the
11344 * testsuite/script_test_4.sh: New file.
11345 * testsuite/script_test_4.t: New file.
11346 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11347 (check_DATA): Add script_test_4.stdout.
11348 (MOSTLYCLEANFILES): Likewise.
11349 (script_test_4): New target.
11350 (script_test_4.stdout): New target.
11351 * testsuite/Makefile.in: Rebuild.
11353 * sparc.cc: Add definitions for Output_data_plt_sparc class
11356 2008-04-14 David S. Miller <davem@davemloft.net>
11358 * sparc.cc: New file.
11359 * Makefile.am (TARGETSOURCES): Add sparc.cc
11360 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11361 * configure.tgt: Document targ_extra_size and
11362 targ_extra_big_endian. Add entries for sparc-* and
11364 * configure.ac: Handle targ_extra_size and
11365 targ_extra_big_endian.
11366 * Makefile.in: Rebuild.
11367 * configure: Likewise.
11368 * po/POTFILES.in: Likewise.
11369 * po/gold.pot: Likewise.
11371 2008-04-14 Ian Lance Taylor <iant@google.com>
11373 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11374 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11375 in the name/type/flags to section mapping. Don't call
11376 allocate_output_section.
11377 (Layout::choose_output_section): Change parameter from adjust_name
11378 to is_input_section. Don't permit input sections after sections
11379 are attached to segments. Don't call allocate_output_section.
11380 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11381 not write_enable_output_section.
11382 (Layout::make_output_section): Don't push to
11383 unattached_section_list_ nor call attach_to_segment. Call
11384 attach_section_to_segment if sections are attached.
11385 (Layout::attach_sections_to_segments): New function.
11386 (Layout::attach_section_to_segment): New function.
11387 (Layout::attach_allocated_section_to_segment): Rename from
11388 attach_to_segment. Remove flags parameter.
11389 (Layout::allocate_output_section): Remove function.
11390 (Layout::write_enable_output_section): Remove function.
11391 * layout.h (class Layout): Update for above changes. Add new
11392 field sections_are_attached_.
11393 * output.h (Output_section::update_flags_for_input_section): New
11395 * output.cc (Output_section::add_input_section): Call
11396 update_flags_for_input_section.
11397 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11399 2008-04-11 Cary Coutant <ccoutant@google.com>
11401 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11402 thought unnecessary.
11403 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11405 2008-04-11 Ian Lance Taylor <iant@google.com>
11407 * output.h (class Output_section_data): Remove inline definition
11409 * output.cc (Output_section_data::set_addralign): New function.
11411 2008-04-11 Cary Coutant <ccoutant@google.com>
11413 Add support for TLS descriptors for i386 and x86_64.
11414 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11415 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11416 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11418 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11419 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11420 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11422 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11423 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11424 Fix problem with initial-exec relocations.
11425 (Target_i386::Relocate::relocate_tls): Likewise.
11426 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11428 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11429 support for section-plus-offset dynamic table entries.
11430 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11431 (Output_data_dynamic::Dynamic_entry): Add support for
11432 section-plus-offset dynamic table entries.
11433 (Output_data_dynamic::Classification): Likewise.
11434 (Output_data_dynamic::classification_): Renamed offset_.
11435 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11436 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11437 (Target_x86_64::make_plt_section): New function.
11438 (Target_x86_64::reserve_tlsdesc_entries): New function.
11439 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11440 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11441 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11442 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11443 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11444 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11445 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11446 add extra PLT entry for TLS descriptors.
11447 (Output_data_plt_x86_64::got_): New field.
11448 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11449 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11451 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11453 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11454 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11455 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11456 R_386_TLS_DESC_CALL relocations.
11457 (Target_x86_64::Scan::global): Likewise.
11458 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11459 for TLS descriptors.
11460 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11461 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11462 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11463 GD-to-IE relaxation.
11464 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11465 and TLS_DESCRIPTORS.
11466 * Makefile.in: Rebuild.
11467 * configure: Rebuild.
11468 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11469 (tls_test_shared2.so): New target.
11470 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11471 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11472 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11473 (tls_shared_gd_to_ie_test_LDADD): New variable.
11474 (tls_shared_gnu2_gd_to_ie_test): New target.
11475 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11477 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11478 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11479 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11480 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11481 (tls_shared_gnu2_test): New target.
11482 (tls_test_gnu2_shared.so): New target.
11483 (tls_shared_gnu2_test_SOURCES): New variable.
11484 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11485 (tls_shared_gnu2_test_LDFLAGS): New variable.
11486 (tls_shared_gnu2_test_LDADD): New variable.
11487 * testsuite/Makefile.in: Rebuild.
11488 * testsuite/Makefile.
11490 2008-04-11 Ian Lance Taylor <iant@google.com>
11492 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11494 * testsuite/Makefile.in: Rebuild.
11496 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11498 * testsuite/script_test_2.cc (main): Adjust test.
11500 2008-04-11 David S. Miller <davem@davemloft.net>
11501 Ian Lance Taylor <iant@google.com>
11503 * options.h (General_options): Add entries for '-Y' and
11505 * options.cc (General_options:finalize): If -Y was used, add those
11506 entries to the library path instead of the default "/lib" and
11509 2008-04-11 David S. Miller <davem@davemloft.net>
11511 * testsuite/justsyms.t: Start at 0x100.
11512 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11513 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11515 * testsuite/script_test_2.cc: Adjust string and section length
11518 2008-04-09 Ian Lance Taylor <iant@google.com>
11521 * script-sections.cc (Sections_element::allocate_to_segment): Add
11523 (Output_section_definition::allocate_to_segment): Likewise.
11524 (Orphan_output_section::allocate_to_segment): Likewise.
11525 (Script_sections::attach_sections_using_phdrs_clause): Don't
11526 propagate non-PT_LOAD segments to orphan sections.
11527 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11528 readelf rather than objdump.
11529 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11530 .interp section and PT_INTERP segment are the same size.
11531 * testsuite/Makefile.in: Rebuild.
11533 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11534 aliases for symbols defined in the same object.
11535 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11536 (weak_alias_test_SOURCES): New variable.
11537 (weak_alias_test_DEPENDENCIES): New variable.
11538 (weak_alias_test_LDFLAGS): New variable.
11539 (weak_alias_test_LDADD): New variable.
11540 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11541 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11542 (weak_alias_test_3.o): New target.
11543 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11544 * testsuite/weak_alias_test_main.cc: New file.
11545 * testsuite/weak_alias_test_1.cc: New file.
11546 * testsuite/weak_alias_test_2.cc: New file.
11547 * testsuite/weak_alias_test_3.cc: New file.
11549 2008-04-08 Ian Lance Taylor <iant@google.com>
11551 * options.h (class General_options): Add --noinhibit-exec option.
11552 * main.cc (main): Check --noinhibit-exec.
11554 * options.h (class General_options): Define --wrap as a special
11555 option. Add wrap_symbols_ field.
11556 (General_options::any_wrap_symbols): New function.
11557 (General_options::is_wrap_symbol): New function.
11558 * options.cc (General_options::parse_wrap): New function.
11559 (General_options::General_options): Initialize wrap_symbols_.
11560 * symtab.cc (Symbol_table::wrap_symbol): New function.
11561 (Symbol_table::add_from_object): Handle --wrap.
11562 * symtab.h (class Symbol_table): Declare wrap_symbol.
11563 * target.h (Target::wrap_char): New function.
11564 (Target::Target_info): Add wrap_char field.
11565 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11566 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11567 * testsuite/testfile.cc (Target_test::test_target_info):
11570 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11573 * layout.h (class Layout): Add added_eh_frame_data_ field.
11574 * layout.cc (Layout::Layout): Initialize new field.
11575 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11576 output section until we find a section we merged successfully.
11577 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11578 that the size be non-zero.
11580 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11583 2008-04-08 Craig Silverstein <csilvers@google.com>
11585 * configure.ac: Export new conditional variable HAVE_ZLIB.
11586 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11588 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11589 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11591 2008-04-07 Ian Lance Taylor <iant@google.com>
11593 * version.cc (version_string): Set to "1.5".
11595 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11596 Add issued_non_pic_error_ field. Declare check_non_pic.
11597 (Target_x86_64::Scan::check_non_pic): New function.
11598 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11599 (Target_x86_64::Scan::global): Likewise.
11601 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11602 addend parameter. Change caller. Handle merge sections.
11603 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11604 Address to Addend. Don't add in the result of
11605 local_section_offset, pass down the addend and use the returned
11607 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11608 Update declarations of local_section_offset and symbol_value.
11609 * testsuite/two_file_test_1.cc (t18): New function.
11610 * testsuite/two_file_test_2.cc (f18): New function.
11611 * testsuite/two_file_test_main.cc (main): Call t18.
11612 * testsuite/two_file_test.h (t18, f18): Declare.
11614 * configure.ac: Don't test for objdump, c++filt, or readelf.
11615 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11617 (TEST_READELF): New variable.
11618 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11619 (check_PROGRAMS): Add two_file_strip_test.
11620 (two_file_strip_test): New target.
11621 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11622 (two_file_same_shared_strip_test_SOURCES): New variable.
11623 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11624 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11625 (two_file_same_shared_strip_test_LDADD): New variable.
11626 (two_file_shared_strip.so): New target.
11627 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11628 (ver_test_5.syms, ver_test_7.syms): Likewise.
11629 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11630 (strip_test_3.stdout): Use TEST_OBJDUMP.
11631 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11633 2008-04-04 Cary Coutant <ccoutant@google.com>
11635 * symtab.h (Symbol::is_weak_undefined): New function.
11636 (Symbol::is_strong_undefined): New function.
11637 (Symbol::is_absolute): New function.
11638 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11639 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11641 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11642 (weak_undef_test): New target.
11643 * testsuite/Makefile.in: Rebuild.
11644 * testsuite/weak_undef_file1.cc: New file.
11645 * testsuite/weak_undef_file2.cc: New file.
11646 * testsuite/weak_undef_test.cc: New file.
11648 2008-04-03 Craig Silverstein <csilvers@google.com>
11650 * compressed_output.h (class Output_compressed_section): Use
11652 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11654 (zlib_compressed_suffix): Removed.
11655 (Output_compressed_section::set_final_data_size): Use unsigned
11657 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11658 Fix linker invocation.
11659 (flagstest_o_specialfile_and_compress_debug_sections):
11661 * testsuite/Makefile.in: Regenerated.
11663 2008-04-02 David S. Miller <davem@davemloft.net>
11665 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11666 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11668 2008-04-02 Craig Silverstein <csilvers@google.com>
11672 2008-04-02 Ian Lance Taylor <iant@google.com>
11674 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11675 parameters. Update for new key type to views_. Change all
11677 (File_read::read): Adjust for byteshift in returned view.
11678 (File_read::add_view): New function, broken out of
11679 find_and_make_view.
11680 (File_read::make_view): New function, broken out of
11681 find_and_make_view.
11682 (File_read::find_or_make_view): Add offset and aligned
11683 parameters. Rewrite accordingly. Change all callers.
11684 (File_read::get_view): Add offset and aligned parameters. Adjust
11685 for byteshift in return value.
11686 (File_read::get_lasting_view): Likewise.
11687 * fileread.h (class File_read): Update declarations.
11688 (class File_read::View): Add byteshift_ field. Add byteshift to
11689 constructor. Add byteshift method.
11690 * archive.h (Archive::clear_uncached_views): New function.
11691 (Archive::get_view): Add aligned parameter. Change all callers.
11692 * object.h (Object::get_view): Add aligned parameter. Change all
11694 (Object::get_lasting_view): Likewise.
11696 * fileread.cc (File_read::release): Don't call clear_views if
11697 there are multiple objects.
11698 * fileread.h (File_read::clear_uncached_views): New function.
11699 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11702 2008-03-31 Cary Coutant <ccoutant@google.com>
11704 Add thin archive support.
11705 * archive.cc (Archive::armagt): New const.
11706 (Archive::setup): Remove task parameter and calls to unlock.
11707 (Archive::unlock_nested_archives): New function.
11708 (Archive::read_header): Add nested_off parameter. Change
11710 (Archive::interpret_header): Likewise.
11711 (Archive::include_all_members): Change to handle thin
11713 (Archive::include_member): Likewise.
11714 * archive.h (Archive::Archive): Add new parameters and
11716 (Archive::armagt): New const.
11717 (Archive::setup): Remove task parameter.
11718 (Archive::unlock_nested_archives): New function.
11719 (Archive::read_header): Add nested_off parameter.
11720 (Archive::interpret_header): Likewise.
11721 (Archive::Nested_archive_table): New typedef.
11722 (Archive::is_thin_archive_): New field.
11723 (Archive::nested_archives_): New field.
11724 (Archive::options_): New field.
11725 (Archive::dirpath_): New field.
11726 (Archive::task_): New field.
11727 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11728 for thin archives. Pass additional parameters to
11729 Archive::Archive. Unlock the archive file after calling
11732 2008-03-29 Ian Lance Taylor <iant@google.com>
11734 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11735 version symbol to be local.
11736 * testsuite/ver_test_4.sh: New file.
11737 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11738 (check_DATA): Add ver_test_4.syms.
11739 (ver_test_4.syms): New target.
11740 * testsuite/Makefile.in: Rebuild.
11743 (Output_section::Input_section_sort_entry::has_priority): New
11745 (Output_section::Input_section_sort_entry::match_file_name): New
11747 (Output_section::Input_section_sort_entry::match_section_name):
11749 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11751 (Output_section::Input_section_sort_entry::match_section_file):
11753 (Output_section::Input_section_sort_compare::operator()): Rewrite
11754 using new Input_section_sort_entry functions. Sort crtbegin and
11755 crtend first. Sort sections with no priority before sections with
11757 * testsuite/initpri1.c (d3): Check j != 4.
11758 (cd5): New constructor/destructor function.
11759 (main): Check j != 2.
11761 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11762 new symbol when resolving, don't call set_is_default.
11763 * testsuite/ver_test_7.cc: New file.
11764 * testsuite/ver_test_7.sh: New file.
11765 * testsuite/Makefile.am (ver_test_7.so): New target.
11766 (ver_test_7.o): New target.
11767 (check_SCRIPTS): Add ver_test_7.sh.
11768 (check_DATA): Add ver_test_7.syms.
11769 (ver_test_7.syms): New target.
11771 2008-03-28 Ian Lance Taylor <iant@google.com>
11773 * layout.cc (Layout::layout): If we see an input section with a
11774 name that needs sorting, set the must_sort flag for the output
11776 (Layout::make_output_section): If the name of the output section
11777 indicates that it might require sorting, set the may_sort flag.
11778 * output.h (Output_section::may_sort_attached_input_sections): New
11780 (Output_section::set_may_sort_attached_input_sections): New
11782 (Output_section::must_sort_attached_input_sections): New
11784 (Output_section::set_must_sort_attached_input_sections): New
11786 (class Output_section): Declare Input_section_sort_entry. Define
11787 Input_section_sort_compare. Declare
11788 sort_attached_input_sections. Add new fields:
11789 may_sort_attached_input_sections_,
11790 must_sort_attached_input_sections_,
11791 attached_input_sections_are_sorted_.
11792 * output.cc (Output_section::Output_section): Initialize new
11794 (Output_section::add_input_section): Add an entry to
11795 input_sections_ if may_sort or must_sort are true.
11796 (Output_section::set_final_data_size): Call
11797 sort_attached_input_sections if necessary.
11798 (Output_section::Input_section_sort_entry): Define new class.
11799 (Output_section::Input_section_sort_compare::operator()): New
11801 (Output_section::sort_attached_input_sections): New function.
11802 * configure.ac: Check whether the compiler supports constructor
11803 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11804 * testsuite/initpri1.c: New file.
11805 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11806 CONSTRUCTOR_PRIORITY.
11807 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11808 (initpri1_LDFLAGS): New variable.
11809 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11811 2008-03-27 Ian Lance Taylor <iant@google.com>
11813 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11814 * testsuite/common_test_1.c: New file.
11815 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11816 (common_test_1_SOURCES): New variable.
11817 (common_test_1_DEPENDENCIES): New variable.
11818 (common_test_1_LDFLAGS): New variable.
11820 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11821 and commons_ correctly when NAME/VERSION does not override
11823 * testsuite/ver_test_6.c: New file.
11824 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11825 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11826 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11828 2008-03-26 Ian Lance Taylor <iant@google.com>
11830 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11831 of an undefined symbol from a version script.
11832 * testsuite/Makefile.am (ver_test_5.so): New target.
11833 (ver_test_5.o): New target.
11834 (check_SCRIPTS): Add ver_test_5.sh.
11835 (check_DATA): Add ver_test_5.syms.
11836 (ver_test_5.syms): New target.
11837 * testsuite/ver_test_5.cc: New file.
11838 * testsuite/ver_test_5.script: New file.
11839 * testsuite/ver_test_5.sh: New file.
11840 * Makefile.in, testsuite/Makefile.in: Rebuild.
11843 Fix problems building gold with gcc 4.3.0.
11844 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11845 (gold_error_at_location, gold_warning_at_location): Use it.
11846 * configure.ac: Check whether we can compile and use a template
11847 function with a printf attribute.
11848 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11849 when jumping over bytes.
11850 * object.cc: Instantiate Object::read_section_data.
11851 * debug.h: Include <cstring>
11852 * dwarf_reader.cc: Include <algorithm>
11853 * main.cc: Include <cstring>.
11854 * options.cc: Include <cstring>.
11855 * output.cc: Include <cstring>.
11856 * script.cc: Include <cstring>.
11857 * script.h: Include <string>.
11858 * symtab.cc: Include <cstring> and <algorithm>.
11859 * target-select.cc: Include <cstring>.
11860 * version.cc: Include <string>.
11861 * testsuite/testmain.cc: Include <cstdlib>.
11862 * configure, config.in: Rebuild.
11864 2008-03-25 Ian Lance Taylor <iant@google.com>
11866 * options.cc: Include "../bfd/bfdver.h".
11867 (options::help): Print bug reporting address.
11869 * version.cc (print_version): Adjust output for current value of
11870 BFD_VERSION_STRING.
11874 * options.cc (options::help): Print list of supported targets.
11875 * target-select.h: Include <vector>.
11876 (class Target_selector): Make machine_, size_, and is_big_endian_
11877 fields const. Add bfd_name_ and instantiated_target_ fields.
11878 (Target_selector::Target_selector): Add bfd_name parameter.
11879 (Target_selector::recognize): Make non-virtual, call
11881 (Target_selector::recognize_by_name): Make non-virtual, call
11882 do_recognize_by_name.
11883 (Target_selector::supported_names): New function.
11884 (Target_selector::bfd_name): New function.
11885 (Target_selector::do_instantiate_target): New pure virtual
11887 (Target_selector::do_recognize): New virtual function.
11888 (Target_selector::do_recognize_by_name): New virtual function.
11889 (Target_selector::instantiate_target): New private function.
11890 (supported_target_names): Declare.
11891 * target-select.cc (Target_selector::Target_selector): Update for
11892 new parameter and fields.
11893 (select_target_by_name): Check that the name matches before
11894 calling recognize_by_name.
11895 (supported_target_names): New function.
11896 * i386.cc (class Target_selector_i386): Update Target_selector
11897 constructor call. Remove recognize and recognize_by_name. Add
11898 do_instantiate_target.
11899 * x86_64.cc (class Target_selector_x86_64): Likewise.
11900 * testsuite/testfile.cc (class Target_selector_test): Update for
11901 changes to Target_selector.
11903 * README: Rewrite, with some notes on unsupported features.
11905 2008-03-24 Cary Coutant <ccoutant@google.com>
11907 * i386.cc (Target_i386::Got_type): New enum declaration.
11908 (Target_i386::Scan::local): Updated callers of Output_data_got
11910 (Target_i386::Scan::global): Likewise.
11911 (Target_i386::Relocate::relocate): Likewise.
11912 (Target_i386::Relocate::relocate_tls): Likewise.
11913 * object.h (Got_offset_list): New class.
11914 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11915 (Sized_relobj::local_got_offset): Likewise.
11916 (Sized_relobj::set_local_got_offset): Likewise.
11917 (Sized_relobj::local_has_tls_got_offset): Removed.
11918 (Sized_relobj::local_tls_got_offset): Removed.
11919 (Sized_relobj::set_local_tls_got_offset): Removed.
11920 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11921 * output.cc (Output_data_got::add_global): Added got_type parameter.
11922 (Output_data_got::add_global_with_rel): Likewise.
11923 (Output_data_got::add_global_with_rela): Likewise.
11924 (Output_data_got::add_global_pair_with_rel): New function.
11925 (Output_data_got::add_global_pair_with_rela): New function.
11926 (Output_data_got::add_local): Added got_type parameter.
11927 (Output_data_got::add_local_with_rel): Likewise.
11928 (Output_data_got::add_local_with_rela): Likewise.
11929 (Output_data_got::add_local_pair_with_rel): New function.
11930 (Output_data_got::add_local_pair_with_rela): New function.
11931 (Output_data_got::add_global_tls): Removed.
11932 (Output_data_got::add_global_tls_with_rel): Removed.
11933 (Output_data_got::add_global_tls_with_rela): Removed.
11934 (Output_data_got::add_local_tls): Removed.
11935 (Output_data_got::add_local_tls_with_rel): Removed.
11936 (Output_data_got::add_local_tls_with_rela): Removed.
11937 * output.h (Output_data_got::add_global): Added got_type parameter.
11938 (Output_data_got::add_global_with_rel): Likewise.
11939 (Output_data_got::add_global_with_rela): Likewise.
11940 (Output_data_got::add_global_pair_with_rel): New function.
11941 (Output_data_got::add_global_pair_with_rela): New function.
11942 (Output_data_got::add_local): Added got_type parameter.
11943 (Output_data_got::add_local_with_rel): Likewise.
11944 (Output_data_got::add_local_with_rela): Likewise.
11945 (Output_data_got::add_local_pair_with_rel): New function.
11946 (Output_data_got::add_local_pair_with_rela): New function.
11947 (Output_data_got::add_global_tls): Removed.
11948 (Output_data_got::add_global_tls_with_rel): Removed.
11949 (Output_data_got::add_global_tls_with_rela): Removed.
11950 (Output_data_got::add_local_tls): Removed.
11951 (Output_data_got::add_local_tls_with_rel): Removed.
11952 (Output_data_got::add_local_tls_with_rela): Removed.
11953 * resolve.cc (Symbol::override_base_with_special): Removed
11954 reference to has_got_offset_ field.
11955 * symtab.cc (Symbol::init_fields): Replaced initialization
11956 of got_offset_ with got_offsets_. Removed initialization
11958 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
11959 (Symbol::got_offset): Likewise.
11960 (Symbol::set_got_offset): Likewise.
11961 (Symbol::has_tls_got_offset): Removed.
11962 (Symbol::tls_got_offset): Removed.
11963 (Symbol::set_tls_got_offset): Removed.
11964 (Symbol::got_offset_): Removed.
11965 (Symbol::tls_mod_got_offset_): Removed.
11966 (Symbol::tls_pair_got_offset_): Removed.
11967 (Symbol::got_offsets_): New field.
11968 (Symbol::has_got_offset): Removed.
11969 (Symbol::has_tls_mod_got_offset): Removed.
11970 (Symbol::has_tls_pair_got_offset): Removed.
11971 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
11972 (Target_x86_64::Scan::local): Updated callers of Output_data_got
11974 (Target_x86_64::Scan::global): Likewise.
11975 (Target_x86_64::Relocate::relocate): Likewise.
11976 (Target_x86_64::Relocate::relocate_tls): Likewise.
11978 2008-03-25 Ben Elliston <bje@au.ibm.com>
11980 * yyscript.y: Fix spelling error in comment.
11982 2008-03-24 Ian Lance Taylor <iant@google.com>
11984 * options.h (class General_options): Define build_id option.
11985 * layout.h (class Layout): Declare write_build_id, create_note,
11986 create_build_id. Add build_id_note_ member.
11987 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
11988 "libiberty.h", "md5.h", "sha1.h".
11989 (Layout::Layout): Initialize eh_frame_data_,
11990 eh_frame_hdr_section_, and build_id_note_.
11991 (Layout::finalize): Call create_build_id.
11992 (Layout::create_note): New function, broken out of
11993 Layout::create_gold_note.
11994 (Layout::create_gold_note): Call create_note.
11995 (Layout::create_build_id): New function.
11996 (Layout::write_build_id): New function.
11997 (Close_task_runner::run): Call write_build_id.
11999 * x86_64.cc: Correct license to GPLv3.
12001 2008-03-23 Ian Lance Taylor <iant@google.com>
12003 * options.cc: Include "demangle.h".
12004 (parse_optional_string): New function.
12005 (parse_long_option): Handle takes_optional_argument.
12006 (parse_short_option): Update dash_z initializer. Handle
12007 takes_optional_argument.
12008 (General_options::General_options): Initialize do_demangle_.
12009 (General_options::finalize): Set do_demangle_. Handle demangling
12011 * options.h (parse_optional_string): Declare.
12012 (struct One_option): Add optional_arg field. Update constructor.
12013 Update call constructor calls. Add takes_optional_argument
12015 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12016 (DEFINE_optional_string): Define.
12017 (General_options::demangle): Change from DEFINE_bool to
12018 DEFINE_optional_string.
12019 (General_options::no_demangle): New function.
12020 (General_options::do_demangle): New function.
12021 (General_options::set_do_demangle): New function.
12022 (General_options::execstack_status_): Move definition to end of
12024 (General_options::static_): Likewise.
12025 (General_options::do_demangle_): New field.
12026 * object.cc (big_endian>::get_symbol_location_info): Call
12027 Options::do_demangle, not Options::demangle.
12028 * symtab.cc (demangle): Likewise.
12030 2008-03-22 Ian Lance Taylor <iant@google.com>
12032 * gold.h: Include <cstddef> and <sys/types.h>
12033 * options.h: Include <cstring>.
12035 2008-03-21 Ian Lance Taylor <iant@google.com>
12037 * Added source code to GNU binutils.