1 2011-09-29 Cary Coutant <ccoutant@google.com>
3 * gold/incremental.cc (Sized_incremental_binary::do_process_got_plt):
5 * gold/symtab.cc (Symbol_table::add_from_relobj): Ignore version
6 symbols during incremental update.
7 (Symbol_table::add_from_dynobj): Likewise.
9 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
10 Ian Lance Taylor <iant@google.com>
12 * symtab.cc (Symbol_table::define_special_symbol): Always
13 canonicalize version string.
15 2011-09-26 Cary Coutant <ccoutant@google.com>
17 * gold/gold.cc (queue_initial_tasks): Move option checks ...
18 * gold/options.cc (General_options::finalize): ... to here. Disable
19 some options; make others fatal.
21 2011-09-26 Cary Coutant <ccoutant@google.com>
24 * plugin.cc (get_symbols_v2): New function.
25 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
26 (is_referenced_from_outside): New function.
27 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
28 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
29 (get_symbols): Pass version parameter.
30 (get_symbols_v2): New function.
31 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
33 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
34 (onload): Add LDPT_GET_SYMBOLS_V2.
35 (all_symbols_read_hook): Use get_symbols_v2; check for
36 LDPR_PREVAILING_DEF_IRONLY_EXP.
37 * testsuite/plugin_test_3.sh: Update expected results.
39 2011-09-23 Simon Baldwin <simonb@google.com>
41 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
42 configuration options.
43 * configure: Regenerate.
44 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
45 * Makefile.in: Regenerate.
46 * testsuite/Makefile.in: Regenerate.
48 2011-09-19 Sriraman Tallam <tmsriram@google.com>
50 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
52 2011-09-19 Cary Coutant <ccoutant@google.com>
54 * incremental.cc (can_incremental_update): Fix typo in comment.
55 * incremental.h (can_incremental_update): Likewise.
57 2011-09-18 Cary Coutant <ccoutant@google.com>
59 * incremental.cc (can_incremental_update): New function.
60 * incremental.h (can_incremental_update): New function.
61 * layout.cc (Layout::init_fixed_output_section): Call it.
62 (Layout::make_output_section): Don't allow patch space in .eh_frame.
63 * object.cc (Sized_relobj_file::do_layout): Call
64 can_incremental_update.
66 2011-09-13 Cary Coutant <ccoutant@google.com>
68 * configure.ac: Check for glibc support for gnu_indirect_function
69 support with static linking, setting automake conditional
71 * Makefile.in: Regenerate.
72 * configure: Regenerate.
74 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
75 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
77 * testsuite/Makefile.in: Regenerate.
79 2011-09-13 Cary Coutant <ccoutant@google.com>
81 * incremental.cc (Sized_relobj_incr::do_layout): Call
82 report_comdat_group for kept comdat sections.
83 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
84 * testsuite/Makefile.in: Regenerate.
85 * testsuite/incr_comdat_test_1.cc: New source file.
86 * testsuite/incr_comdat_test_2_v1.cc: New source file.
87 * testsuite/incr_comdat_test_2_v2.cc: New source file.
88 * testsuite/incr_comdat_test_2_v3.cc: New source file.
90 2011-09-13 Ian Lance Taylor <iant@google.com>
92 * object.cc (Sized_relobj_file::do_layout): Remove unused local
93 variable external_symbols_offset.
95 2011-09-12 Ian Lance Taylor <iant@google.com>
97 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
98 triggered if object has no symbols.
100 2011-09-09 David S. Miller <davem@davemloft.net>
102 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
103 (Output_fill_debug_line::do_write): Likewise.
105 2011-08-29 Cary Coutant <ccoutant@google.com>
107 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
108 casts to match formatting specs.
109 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
111 2011-08-26 Cary Coutant <ccoutant@google.com>
113 * layout.cc (Free_list::allocate): Provide guarantee of minimum
114 remaining hole size when allocating.
115 (Layout::make_output_section): Set fill methods for debug sections.
116 * layout.h (Free_list::Free_list_node): Move from private to
118 (Free_list::set_min_hole_size): New function.
119 (Free_list::begin, Free_list::end): New functions.
120 (Free_list::min_hole_): New data member.
121 * output.cc: Include dwarf.h.
122 (Output_fill_debug_info::do_minimum_hole_size): New function.
123 (Output_fill_debug_info::do_write): New function.
124 (Output_fill_debug_line::do_minimum_hole_size): New function.
125 (Output_fill_debug_line::do_write): New function.
126 (Output_section::Output_section): Initialize new data member.
127 (Output_section::set_final_data_size): Ensure patch space is larger
128 than minimum hole size.
129 (Output_section::do_write): Fill holes in debug sections.
130 * output.h (Output_fill): New class.
131 (Output_fill_debug_info): New class.
132 (Output_fill_debug_line): New class.
133 (Output_section::set_free_space_fill): New function.
134 (Output_section::free_space_fill_): New data member.
135 * testsuite/Makefile.am (incremental_test_3): Add
136 --incremental-patch option.
137 (incremental_test_4): Likewise.
138 (incremental_test_5): Likewise.
139 (incremental_test_6): Likewise.
140 (incremental_copy_test): Likewise.
141 (incremental_common_test_1): Likewise.
142 * testsuite/Makefile.in: Regenerate.
144 2011-08-26 Nick Clifton <nickc@redhat.com>
146 * po/es.po: Updated Spanish translation.
148 2011-08-01 Cary Coutant <ccoutant@google.com>
150 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
151 * gold/testsuite/Makefile.in: Regenerate.
152 * gold/testsuite/justsyms_exec.c: New source file.
153 * gold/testsuite/justsyms_lib.c: New source file.
155 2011-08-01 Cary Coutant <ccoutant@google.com>
157 * layout.cc (Layout::set_segment_offsets): Don't realign text
158 segment if -Ttext was specified.
159 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
161 * object.h (Sized_relobj_file::e_type): New function.
162 (Sized_relobj_file::e_type_): New data member.
163 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
164 base address for ET_EXEC files.
165 * target.cc (Target::do_make_elf_object_implementation): Allow
166 ET_EXEC files with --just-symbols option.
168 2011-07-28 Cary Coutant <ccoutant@google.com>
170 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
171 Add thread_number parameter.
172 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
173 * workqueue-threads.cc
174 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
175 current thread if its thread number is greater than desired thread
177 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
178 Add thread_number parameter.
179 (Workqueue::should_cancel_thread): Likewise.
180 (Workqueue::find_runnable_or_wait): Pass thread_number to
181 should_cancel_thread.
182 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
185 2011-07-22 Sriraman Tallam <tmsriram@google.com>
187 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
188 only after checking if it cannot be forced local.
189 * symtab.h (is_externally_visible): Check if the symbol is not forced
192 2011-07-15 Ian Lance Taylor <iant@google.com>
194 * options.h (class General_options): Add --print-output-format.
195 Move -EL next to -EB, for better --help output.
196 * target-select.cc: Include <cstdio>, "options.h", and
198 (Target_selector::do_target_bfd_name): New function.
199 (print_output_format): New function.
200 * target-select.h (class Target_selector): Update declarations.
201 (Target_selector::target_bfd_name): New function.
202 (print_output_format): Declare.
203 * main.cc: Include "target-select.h".
204 (main): Handle --print-output-format.
205 * gold.cc: Include "target-select.h".
206 (queue_initial_tasks): Handle --print-output-format when there are
208 * parameters.cc (parameters_force_valid_target): Give a better
209 error message if -EB/-EL does not match target.
210 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
213 2011-07-15 Ian Lance Taylor <iant@google.com>
215 * i386.cc (class Output_data_plt_i386): Add layout_ field.
216 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
217 (Output_data_plt_i386::do_write): Write address of .dynamic
218 section to first entry in .got.plt section.
219 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
220 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
222 (Output_data_plt_x86_64::do_write): Write address of .dynamic
223 section to first entry in .got.plt section.
224 * layout.h (Layout::dynamic_section): New function.
226 2011-07-13 Sriraman Tallam <tmsriram@google.com>
228 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
230 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
231 input_section_position_, and input_section_glob_.
232 (read_layout_from_file): Call function section_ordering_specified.
233 * layout.h (is_section_ordering_specified): New function.
234 (section_ordering_specified): New function.
235 (section_ordering_specified_): New boolean member.
236 * main.cc(main): Call load_plugins after layout object is defined.
237 * output.cc (Output_section::add_input_section): Use
238 function section_ordering_specified to check if section ordering is
240 * output.cc (Output_section::add_relaxed_input_section): Use
241 function section_ordering_specified to check if section ordering is
243 (Output_section::update_section_layout): New function.
244 (Output_section::sort_attached_input_sections): Check if input section
246 * output.h (Output_section::update_section_layout): New function.
247 * plugin.cc (get_section_count): New function.
248 (get_section_type): New function.
249 (get_section_name): New function.
250 (get_section_contents): New function.
251 (update_section_order): New function.
252 (allow_section_ordering): New function.
253 (Plugin::load): Add the new interfaces to the transfer vector.
254 (Plugin_manager::load_plugins): New parameter.
255 (Plugin_manager::all_symbols_read): New parameter.
256 (Plugin_manager::claim_file): New parameter. Save the elf object for
258 (Plugin_manager::get_elf_object): New function.
259 (Plugin_manager::get_view): Change to directly use the bool to check
260 if get_view is called from claim_file_hook.
261 * plugin.h (input_objects): New function
262 (Plugin__manager::load_plugins): New parameter.
263 (Plugin_manager::claim_file): New parameter.
264 (Plugin_manager::get_elf_object): New function.
265 (Plugin_manager::in_claim_file_handler): New function.
266 (Plugin_manager::in_claim_file_handler_): New member.
267 (layout): New function.
268 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
269 handler with an extra parameter. Make the elf object before calling
271 * testsuite/plugin_test.c (get_section_count): New function pointer.
272 (get_section_type): New function pointer.
273 (get_section_name): New function pointer.
274 (get_section_contents): New function pointer.
275 (update_section_order): New function pointer.
276 (allow_section_ordering): New function pointer.
277 (onload): Check if the new interfaces exist.
279 2011-07-13 Ian Lance Taylor <iant@google.com>
281 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
283 * x86_64.cc (Target_x86_64::got_section): Likewise.
284 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
285 (relro_now_test_SOURCES): New variable.
286 (relro_now_test_DEPENDENCIES): New variable.
287 (relro_now_test_LDFLAGS): New variable.
288 (relro_now_test_LDADD): New variable.
289 (relro_now_test.so): New target.
290 * testsuite/Makefile.in: Rebuild.
292 2011-07-12 Ian Lance Taylor <iant@google.com>
295 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
296 GLOB_DAT relocation rather than a RELATIVE relocation for a
297 protected symbol when creating a shared library.
298 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
299 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
300 * testsuite/protected_main_1.cc (main): Test that protected
301 function has same address.
303 2011-07-11 Ian Lance Taylor <iant@google.com>
306 * options.h (class General_options): Add -Bgroup.
307 * options.cc (General_options::finalize): If -Bgroup is set,
308 default to --unresolved-symbols=report-all.
309 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
310 * target-reloc.h (issue_undefined_symbol_error): Handle
311 --unresolved-symbols=report-all.
313 2011-07-08 Ian Lance Taylor <iant@google.com>
316 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
317 if linker script discards key sections.
318 (Layout::create_dynamic_symtab): Likewise.
319 (Layout::assign_local_dynsym_offsets): Likewise.
320 (Layout::sized_create_version_sections): Likewise.
321 (Layout::create_interp): Likewise.
322 (Layout::finish_dynamic_section): Likewise.
323 (Layout::set_dynamic_symbol_size): Likewise.
325 2011-07-08 Ian Lance Taylor <iant@google.com>
328 * options.h (class General_options): Add --unresolved-symbols.
329 * target-reloc.h (issue_undefined_symbol_error): Check
330 --unresolved-symbols. Add comments.
332 2011-07-08 Ian Lance Taylor <iant@google.com>
334 * testsuite/odr_violation2.cc (Ordering::operator()): Make
335 expression more complex.
337 2011-07-08 Ian Lance Taylor <iant@google.com>
340 * target-reloc.h (issue_undefined_symbol_error): New inline
341 function, broken out of relocate_section.
342 (relocate_section): Call issue_undefined_symbol_error.
343 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
344 there is no TLS segment if we are about to issue an undefined
346 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
348 2011-07-08 Ian Lance Taylor <iant@google.com>
351 * resolve.cc (Symbol_table::should_override): Add fromtype
352 parameter. Change all callers. Give error when linking together
353 TLS and non-TLS symbol.
354 (Symbol_table::should_override_with_special): Add fromtype
355 parameter. Change all callers.
356 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
357 there is no TLS segment if we have reported some errors.
358 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
360 2011-07-08 Ian Lance Taylor <iant@google.com>
363 * target.h (Target::plt_address_for_global): New function.
364 (Target::plt_address_for_local): New function.
365 (Target::plt_section_for_global): Remove.
366 (Target::plt_section_for_local): Remove.
367 (Target::do_plt_address_for_global): New virtual function.
368 (Target::do_plt_address_for_local): New virtual function.
369 (Target::do_plt_section_for_global): Remove.
370 (Target::do_plt_section_for_local): Remove.
371 (Target::register_global_plt_entry): Add Symbol_table and Layout
373 * output.cc (Output_data_got::Got_entry::write): Use
374 plt_address_for_global and plt_address_for_local.
375 * layout.cc (Layout::add_target_dynamic_tags): Use size and
376 address of output section.
377 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
378 got_irelative_, and irelative_count_ fields. Update
380 (Output_data_plt_i386::has_irelative_section): New function.
381 (Output_data_plt_i386::entry_count): Add irelative_count_.
382 (Output_data_plt_i386::set_final_data_size): Likewise.
383 (class Target_i386): Add got_irelative_ and rel_irelative_
384 fields. Update declarations.
385 (Target_i386::Target_i386): Initialize new fields.
386 (Target_i386::do_plt_address_for_global): New function replacing
387 do_plt_section_for_global.
388 (Target_i386::do_plt_address_for_local): New function replacing
389 do_plt_section_for_local.
390 (Target_i386::got_section): Create got_irelative_.
391 (Target_i386::rel_irelative_section): New function.
392 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
393 fields. Don't define __rel_iplt_{start,end}.
394 (Output_data_plt_i386::add_entry): Add symtab and layout
395 parameters. Change all callers. Use different PLT and GOT for
397 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
398 layout parameters. Change all callers. Use different PLT and
400 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
401 (Output_data_plt_i386::rel_irelative): New function.
402 (Output_data_plt_i386::address_for_global): New function.
403 (Output_data_plt_i386::address_for_local): New function.
404 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
405 IRELATIVE GOT when changing IFUNC GOT entries.
406 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
408 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
409 if we didn't create an IRELATIVE GOT.
410 (Target_i386::Relocate::relocate): Use plt_address_for_global and
411 plt_address_for_local.
412 (Target_i386::do_dynsym_value): Use plt_address_for_global.
413 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
414 got_irelative_, and irelative_count_ fields. Update
416 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
417 Initialize new fields. Remove symtab parameter. Change all
419 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
421 (Output_data_plt_x86_64::has_irelative_section): New function.
422 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
423 (class Target_x86_64): Add got_irelative_ and rel_irelative_
424 fields. Update declarations.
425 (Target_x86_64::Target_x86_64): Initialize new fields.
426 (Target_x86_64::do_plt_address_for_global): New function replacing
427 do_plt_section_for_global.
428 (Target_x86_64::do_plt_address_for_local): New function replacing
429 do_plt_section_for_local.
430 (Target_x86_64::got_section): Create got_irelative_.
431 (Target_x86_64::rela_irelative_section): New function.
432 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
433 all callers. Don't create __rel_iplt_{start,end}.
434 (Output_data_plt_x86_64::add_entry): Add symtab and layout
435 parameters. Change all callers. Use different PLT and GOT for
437 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
438 layout parameters. Change all callers. Use different PLT and
440 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
441 parameters. Change all callers. Use different PLT and GOT for
443 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
444 (Output_data_plt_x86_64::rela_irelative): New function.
445 (Output_data_plt_x86_64::address_for_global): New function.
446 (Output_data_plt_x86_64::address_for_local): New function.
447 (Output_data_plt_x86_64::set_final_data_size): Likewise.
448 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
449 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
450 (Target_x86_64::register_global_plt_entry): Add symtab and layout
452 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
454 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
455 symbols if we didn't create an IRELATIVE GOT.
456 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
457 plt_address_for_local.
458 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
459 * testsuite/ifuncvar1.c: New test file.
460 * testsuite/ifuncvar2.c: New test file.
461 * testsuite/ifuncvar3.c: New test file.
462 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
463 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
464 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
465 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
466 * testsuite/Makefile.in: Rebuild.
468 2011-07-07 Cary Coutant <ccoutant@google.com>
470 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
471 (two_file_test_1_ndebug.o): Likewise.
472 (two_file_test_1b_ndebug.o): Likewise.
473 (two_file_test_2_ndebug.o): Likewise.
474 (two_file_test_main_ndebug.o): Likewise.
475 (incremental_test_2): Link with no-debug versions.
477 2011-07-06 Cary Coutant <ccoutant@google.com>
479 * gold/incremental.cc
480 (Output_section_incremental_inputs::write_info_blocks): Check for
481 hidden and internal symbols.
483 2011-07-06 Cary Coutant <ccoutant@google.com>
485 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
486 Check disposition for startup file.
487 (Incremental_inputs::report_command_line): Ignore
488 --incremental-startup-unchanged option.
489 * options.cc (General_options::parse_incremental_startup_unchanged):
491 (General_options::General_options): Initialize new data member.
492 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
493 (General_options): Add --incremental-startup-unchanged option.
494 (General_options::incremental_startup_disposition): New function.
495 (General_options::incremental_startup_disposition_): New data member.
497 2011-07-06 Cary Coutant <ccoutant@google.com>
499 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
500 input file index to Script_info ctor.
501 (Sized_incremental_binary::do_file_has_changed): Find the
502 command-line argument for files named in scripts.
503 * incremental.h (Script_info::Script_info): New ctor
504 with input file index.
505 (Script_info::input_file_index): New function.
506 (Script_info::input_file_index_): New data member.
507 (Incremental_binary::get_library): Add const.
508 (Incremental_binary::get_script_info): Add const.
509 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
510 * testsuite/Makefile.am (incremental_test_5): New test case.
511 (incremental_test_6): New test case.
512 * testsuite/Makefile.in: Regenerate.
514 2011-07-06 Cary Coutant <ccoutant@google.com>
516 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
517 debug output when command lines differ.
519 2011-07-06 Cary Coutant <ccoutant@google.com>
521 * incremental.cc (Incremental_inputs::report_command_line): Ignore
522 --incremental-patch option.
523 * layout.cc (Free_list::allocate): Extend allocation beyond original
525 (Layout::make_output_section): Mark sections that should get
527 * options.cc (parse_percent): New function.
528 * options.h (parse_percent): New function.
529 (DEFINE_percent): New macro.
530 (General_options): Add --incremental-patch option.
531 * output.cc (Output_section::Output_section): Initialize new data
533 (Output_section::add_input_section): Print section name when out
535 (Output_section::add_output_section_data): Likewise.
536 (Output_section::set_final_data_size): Add patch space when
537 doing --incremental-full.
538 (Output_section::do_reset_address_and_file_offset): Remove patch
540 (Output_segment::set_section_list_addresses): Print debug output
541 only if --incremental-update.
542 * output.h (Output_section::set_is_patch_space_allowed): New function.
543 (Output_section::is_patch_space_allowed_): New data member.
544 (Output_section::patch_space_): New data member.
545 * parameters.cc (Parameters::incremental_full): New function.
546 * parameters.h (Parameters::incremental_full): New function
547 * testsuite/Makefile.am (incremental_test_2): Add test for
548 --incremental-patch option.
549 * testsuite/Makefile.in: Regenerate.
550 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
551 (t18): Remove function body.
553 2011-07-05 Doug Kwan <dougkwan@google.com>
556 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
557 Arm_Address type for relocation result.
558 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
560 (Arm_relocate_functions::abs32): Use unaligned access.
561 (Arm_relocate_functions::rel32): Ditto.
562 (Arm_relocate_functions::prel31): Ditto.
563 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
564 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
565 static data relocations.
566 * testsuite/Makefile.in: Regnerate.
567 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
569 2011-07-05 Ian Lance Taylor <iant@google.com>
572 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
573 symbols if necessary.
574 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
576 2011-07-05 Ian Lance Taylor <iant@google.com>
579 * resolve.cc (Symbol::override_base_with_special): Simply override
580 version with special symbol version, ignoring previous version.
582 2011-07-05 Ian Lance Taylor <iant@google.com>
584 * object.cc (Sized_relobj_file::include_section_group): Add
585 information to comment about signature location.
587 2011-07-02 Ian Lance Taylor <iant@google.com>
590 * options.h (class General_options): Add -f and -F.
591 * options.cc (General_options::finalize): Fatal error if -f/-F
592 are used without -shared.
593 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
595 2011-07-02 Ian Lance Taylor <iant@google.com>
597 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
599 2011-07-01 Ian Lance Taylor <iant@google.com>
603 * resolve.cc (Symbol::override_base_with_special): Don't override
604 the version if the overriding symbol has a different name.
605 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
606 all callers. If we give an error about an undefined version,
607 define the base version if necessary.
608 * dynobj.h (class Versions): Update declaration.
609 * testsuite/weak_alias_test_5.cc: New file.
610 * testsuite/weak_alias_test.script: New file.
611 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
612 and versioned_alias have the right value, and call t2.
613 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
614 weak_alias_test_5.so.
615 (weak_alias_test_LDADD): Likewise.
616 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
617 * testsuite/Makefile.in: Rebuild.
619 2011-07-01 Ian Lance Taylor <iant@google.com>
622 * options.h (class General_options): Support -z notext.
623 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
625 (two_file_shared_nonpic.so): Likewise.
626 (two_file_shared_mixed.so): Likewise.
627 (two_file_shared_mixed_1.so): Likewise.
628 (weak_undef_lib_nonpic.so): Likewise.
629 (alt/weak_undef_lib_nonpic.so): Likewise.
630 (tls_test_shared_nonpic.so): Likewise.
631 * testsuite/Makefile.in: Rebuild.
633 2011-07-01 Ian Lance Taylor <iant@google.com>
636 * configure.ac: Test whether static linking works, setting
637 the automake conditional HAVE_STATIC.
638 * testsuite/Makefile.am: Disable tests using -static if
639 HAVE_STATIC is not true.
640 * configure, testsuite/Makefile.in: Rebuild.
642 2011-07-01 Ian Lance Taylor <iant@google.com>
645 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
646 Assert if we see DW_EH_PE_indirect.
647 * target.h (Target::ehframe_datarel_base): New function.
648 (Target::do_ehframe_datarel_base): New target function.
649 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
650 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
653 2011-07-01 Ian Lance Taylor <iant@google.com>
656 * options.h (class General_options): Add
657 --ld-generated-unwind-info.
658 * ehframe.cc (Fde::write): Add address parameter. Change all
659 callers. If associated with PLT, fill in address and size.
660 (Cie::set_output_offset): Only add merge mapping if there is an
662 (Cie::write): Add address parameter. Change all callers.
663 (Eh_frame::add_ehframe_for_plt): New function.
664 * ehframe.h (class Fde): Update declarations. Move shndx_ and
665 input_offset_ fields into union u_, with new plt field.
666 (Fde::Fde): Adjust for new union field.
667 (Fde::Fde) [Output_data version]: New constructor.
668 (Fde::add_mapping): Only add merge mapping if there is an object.
669 (class Cie): Update declarations.
670 (class Eh_frame): Declare add_ehframe_for_plt.
671 * layout.cc (Layout::layout_eh_frame): Break out code into
672 make_eh_frame_section, and call it.
673 (Layout::make_eh_frame_section): New function.
674 (Layout::add_eh_frame_for_plt): New function.
675 * layout.h (class Layout): Update declarations.
676 * merge.cc (Merge_map::add_mapping): Add assertion.
677 * i386.cc: Include "dwarf.h".
678 (class Output_data_plt_i386): Make first_plt_entry,
679 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
680 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
681 and plt_eh_frame_fde.
682 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
683 boundary. Call add_eh_frame_for_plt if appropriate.
684 * x86_64.cc: Include "dwarf.h".
685 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
686 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
687 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
688 and plt_eh_frame_fde.
689 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
692 2011-06-29 Ian Lance Taylor <iant@google.com>
695 * object.cc (Sized_relobj_file::layout_section): Change shdr
696 parameter to be const.
697 (Sized_relobj_file::layout_eh_frame_section): New function, broken
699 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
700 appropriate. Call layout_eh_frame_section.
701 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
703 * object.h (class Sized_relobj_file): Update declarations.
705 2011-06-29 Ian Lance Taylor <iant@google.com>
708 * script.cc (Token::integer_value): Accept trailing M/m/K/k
710 (Lex::gather_token): Accept trailing M/m/K/k for integers.
712 2011-06-29 Ian Lance Taylor <iant@google.com>
715 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
717 * layout.cc (Layout::layout_eh_frame): Likewise.
719 2011-06-29 Ian Lance Taylor <iant@google.com>
722 * layout.cc (Layout::symtab_section_shndx): New function.
723 * layout.h (class Layout): Declare symtab_section_shndx.
724 * output.cc (Output_section::write_header): Call it.
726 2011-06-29 Ian Lance Taylor <iant@google.com>
729 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
730 symbols which are not used in a relocation.
732 2011-06-28 Ian Lance Taylor <iant@google.com>
735 * layout.cc (Layout::segment_precedes): Don't crash if a linker
736 script create indistinguishable segments.
737 (Layout::set_segment_offsets): Use stable_sort when sorting
738 segments. Pass this to Compare_segments constructor.
739 * layout.h (class Layout): Make segment_precedes non-static.
740 (class Compare_segments): Change from struct to class. Add
741 layout_ field. Add constructor.
743 (Script_sections::attach_sections_using_phdrs_clause): Rename
744 local orphan to is_orphan. Don't report failure to put empty
745 section in segment. On attachment failure, report name of
746 section, and attach to first PT_LOAD segment.
748 2011-06-28 Ian Lance Taylor <iant@google.com>
751 * target-select.cc (Target_selector::Target_selector): Add
752 emulation parameter. Change all callers.
753 (select_target_by_bfd_name): Rename from select_target_by_name.
755 (select_target_by_emulation): New function.
756 (supported_emulation_names): New function.
757 * target-select.h (class Target_selector): Add emulation_ field.
759 (Target_selector::recognize_by_bfd_name): Rename from
760 recognize_by_name. Change all callers.
761 (Target_selector::supported_bfd_names): Rename from
762 supported_names. Change all callers.
763 (Target_selector::recognize_by_emulation): New function.
764 (Target_selector::supported_emulations): New function.
765 (Target_selector::emulation): New function.
766 (Target_selector::do_recognize_by_bfd_name): Rename from
767 do_recognize_by_name. Change all callers.
768 (Target_selector::do_supported_bfd_names): Rename from
769 do_supported_names. Change all callers.
770 (Target_selector::do_recognize_by_emulation): New function.
771 (Target_selector::do_supported_emulations): New function.
772 (select_target_by_bfd_name): Change name in declaration.
773 (select_target_by_emulation): Declare.
774 (supported_emulation_names): Declare.
775 * parameters.cc (parameters_force_valid_target): Try to find
776 target based on emulation from -m option.
777 * options.h (class General_options): Change doc string for -m.
778 * options.cc (help): Print emulations.
779 (General_options::parse_V): Likewise.
780 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
781 Add emulation parameter. Change all callers.
783 2011-06-28 Ian Lance Taylor <iant@google.com>
785 * target.h (class Target): Add osabi_ field.
786 (Target::osabi): New function.
787 (Target::set_osabi): New function.
788 (Target::Target): Initialize osabi_.
789 (Target::do_adjust_elf_header): Make pure virtual.
790 (Sized_target::do_adjust_elf_header): Declare.
791 * target.cc (Sized_target::do_adjust_elf_header): New function.
792 (class Sized_target): Instantiate all versions.
793 * freebsd.h (class Target_freebsd): Remove.
794 (Target_selector_freebsd::do_recognize): Call set_osabi on
796 (Target_selector_freebsd::do_recognize_by_name): Likewise.
797 (Target_selector_freebsd::set_osabi): Remove.
798 * i386.cc (class Target_i386): Inherit from Sized_target rather
800 * x86_64.cc (class Target_x86_64): Likewise.
802 2011-06-28 Ian Lance Taylor <iant@google.com>
804 * target.h (Target::can_check_for_function_pointers): Rewrite.
806 (Target::can_icf_inline_merge_sections): Likewise.
807 (Target::section_may_have_icf_unsafe_poineters): Likewise.
808 (Target::Target_info): Add can_icf_inline_merge_sections field.
809 (Target::do_can_check_for_function_pointers): New virtual
811 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
812 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
813 from can_check_for_function_pointers, move in file.
814 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
815 section_may_have_icf_unsafe_poineters, move in file.
816 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
817 * i386.cc (Target_i386::do_can_check_for_function_pointers):
818 Rename from can_check_for_function_pointers, move in file.
819 (Target_i386::can_icf_inline_merge_sections): Remove.
820 (Target_i386::i386_info): Initialize
821 can_icf_inline_merge_sections.
822 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
823 Initialize can_icf_inline_merge_sections.
824 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
825 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
826 Rename from can_check_for_function_pointers, move in file.
827 (Target_x86_64::can_icf_inline_merge_sections): Remove.
828 (Target_x86_64::x86_64_info): Initialize
829 can_icf_inline_merge_sections.
830 * testsuite/testfile.cc (Target_test::test_target_info):
832 * icf.cc (get_section_contents): Correct formatting.
834 2011-06-27 Ian Lance Taylor <iant@google.com>
836 * symtab.cc (Symbol::versioned_name): New function.
837 (Symbol_table::add_to_final_symtab): Use versioned_name when
839 (Symbol_table::sized_write_symbol): Likewise.
840 * symtab.h (class Symbol): Declare versioned_name.
841 * stringpool.h (class Stringpool_template): Add variant of add
842 which takes a std::basic_string.
843 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
844 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
845 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
846 (ver_test_12.o): New target.
847 * testsuite/Makefile.in: Rebuild.
849 2011-06-27 Doug Kwan <dougkwan@google.com>
851 * arm.cc (Arm_relocate_functions::thm_jump8,
852 Arm_relocate_functions::thm_jump11): Use a wider signed
853 type to compute offset.
854 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
856 * testsuite/Makefile.in: Regenerate.
857 * testsuite/arm_branch_in_range.sh: Check test results of
858 arm_thm_jump11 and arm_thm_jump8.
859 * testsuite/arm_thm_jump11.s: New test source file.
860 * testsuite/arm_thm_jump11.t: New linker script.
861 * testsuite/arm_thm_jump8.s: New test source file.
862 * testsuite/arm_thm_jump8.t: New linker script.
864 2011-06-24 Ian Lance Taylor <iant@google.com>
866 * layout.cc: Include "object.h".
867 (ctors_sections_in_init_array): New static variable.
868 (Layout::is_ctors_in_init_array): New function.
869 (Layout::layout): Add entry to ctors_sections_in_init_array if
871 * layout.h (class Layout): Declare is_ctors_in_init_array.
872 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
873 is_ctors_reverse_view is set.
874 (Sized_relobj_file::write_sections): Add layout parameter. Change
875 all callers. Set is_ctors_reverse_view field of View_size.
876 (Sized_relobj_file::reverse_words): New function.
877 * object.h (Sized_relobj_file::View_size): Add
878 is_ctors_reverse_view field.
879 (class Sized_relobj_file): Update declarations.
880 * testsuite/initpri3.c: New test.
881 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
883 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
884 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
885 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
886 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
887 * testsuite/Makefile.in: Rebuild.
889 2011-06-24 Cary Coutant <ccoutant@google.com>
891 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
892 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
893 (debug_msg_cdebug.err): New targets.
894 * testsuite/Makefile.in: Regenerate.
895 * testsuite/debug_msg.sh: Check output of link with compressed debug.
896 Fix checks for link with shared library.
898 2011-06-24 Doug Kwan <dougkwan@google.com>
900 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
901 skip empty text sections.
902 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
904 2011-06-22 Ian Lance Taylor <iant@google.com>
907 * options.h (class General_options): Add --ctors-in-init-array.
908 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
909 friends as SHT_PROGBITS for merging sections.
910 (Layout::layout): Remove special handling of .init_array and
911 friends. Don't sort if doing relocatable link. Sort for .ctors
912 and .dtors if ctors_in_init_array.
913 (Layout::make_output_section): Force correct section types for
914 .init_array and friends. Don't sort if doing relocatable link,
915 Don't sort .ctors and .dtors if ctors_in_init_array.
916 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
917 (Layout::output_section_name): Add relobj parameter. Change all
918 callers. Handle .ctors. and .dtors. in code rather than table.
919 Handle .ctors and .dtors if ctors_in_init_array.
920 (Layout::match_file_name): New function, moved from output.cc.
921 * layout.h (class Layout): Update declarations.
922 * output.cc: Include "layout.h".
923 (Input_section_sort_entry::get_priority): New function.
924 (Input_section_sort_entry::match_file_name): Just call
925 Layout::match_file_name.
926 (Output_section::Input_section_sort_init_fini_compare::operator()):
927 Handle .ctors and .dtors. Sort by explicit priority rather than
929 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
930 * testsuite/initpri2.c: New test.
931 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
932 (check_PROGRAMS): Add initpri2.
933 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
934 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
935 * configure, testsuite/Makefile.in: Rebuild.
937 2011-06-19 Ian Lance Taylor <iant@google.com>
940 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
941 .interp section to a PT_INTERP segment even if we have seen a
942 --dynamic-linker option. Don't do it if we have seen a PHDRS
943 clause in a linker script.
944 (Layout::finalize): Don't create a .interp section if we've
945 already create a PT_INTERP segment.
946 (Layout::create_interp): Always call choose_output_section (revert
947 patch of 2011-06-17). Don't create PT_INTERP segment.
949 (Script_sections::create_note_and_tls_segments): Add a .interp
950 section to a PT_INTERP segment even if we have seen a
951 --dynamic-linker option.
953 2011-06-18 Ian Lance Taylor <iant@google.com>
955 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
956 merely because a non-PT_LOAD segment has a dynamic reloc.
958 2011-06-18 Ian Lance Taylor <iant@google.com>
960 * layout.cc (Layout::finish_dynamic_section): Don't create
961 DT_FLAGS entry if not needed.
963 2011-06-18 Ian Lance Taylor <iant@google.com>
966 * layout.cc (Layout::layout_eh_frame): Correct handling of
967 writable .eh_frame section.
969 2011-06-17 Ian Lance Taylor <iant@google.com>
972 * resolve.cc (Symbol_table::resolve): Don't give an error if a
973 symbol is redefined with the exact same object and value.
975 2011-06-17 Ian Lance Taylor <iant@google.com>
978 * layout.h (class Layout): Add interp_segment_ field.
979 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
980 (Layout::attach_allocated_section_to_segment): If making shared
981 library, put .interp section in PT_INTERP segment.
982 (Layout::finalize): Also call create_interp if -dynamic-linker
984 (Layout::create_interp): Assert that there is no PT_INTERP
985 segment. If not using a SECTIONS clause, use make_output_section.
986 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
988 (Script_sections::create_note_and_tls_segments): If making shared
989 library, put .interp section in PT_INTERP segment.
991 2011-06-17 Ian Lance Taylor <iant@google.com>
993 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
994 when making a shared library.
996 2011-06-17 Ian Lance Taylor <iant@google.com>
998 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
999 parameter. Change all callers. Don't issue warning about PC32
1000 against locally defined symbol.
1002 2011-06-16 Ian Lance Taylor <iant@google.com>
1004 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1005 occurs in same object.
1007 2011-06-14 Alan Modra <amodra@gmail.com>
1009 * po/POTFILES.in: Regenerate.
1011 2011-06-09 Ian Lance Taylor <iant@google.com>
1013 * script-sections.cc
1014 (Orphan_output_section::set_section_addresses): For a relocatable
1015 link set address to 0.
1017 2011-06-09 Cary Coutant <ccoutant@google.com>
1020 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1021 used with --compress-debug-sections.
1022 * gold/object.cc (Sized_relobj_file::do_layout): Report
1023 uncompressed size of compressed input sections.
1025 2011-06-08 Cary Coutant <ccoutant@google.com>
1028 * testsuite/two_file_test_2_v1.cc: Change initialization of
1029 v2 to keep it in .data.
1031 2011-06-07 Cary Coutant <ccoutant@google.com>
1033 * common.cc (Symbol_table::do_allocate_commons_list): Call
1035 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1036 (Errors::fallback): New function.
1037 (gold_fallback): New function.
1038 * errors.h (Errors::fallback): New function.
1039 * gold.cc (gold_exit): Change status parameter to enum; adjust
1041 (queue_initial_tasks): Call gold_fallback.
1042 * gold.h: Include cstdlib.
1043 (Exit_status): New enum type.
1044 (gold_exit): Change status parameter to enum.
1045 (gold_fallback): New function.
1046 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1047 (Layout::create_symtab_sections): Likewise.
1048 (Layout::create_shdrs): Likewise.
1049 * main.cc (main): Adjust call to gold_exit.
1050 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1051 (Output_data_got::add_got_entry_pair): Likewise.
1052 (Output_section::add_input_section): Likewise.
1053 (Output_section::add_output_section_data): Likewise.
1054 (Output_segment::set_section_list_addresses): Likewise.
1055 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1057 2011-06-07 Cary Coutant <ccoutant@google.com>
1059 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1060 for incremental links.
1061 * output.cc (Output_segment::set_section_list_addresses): Remove
1062 FIXME and test for TLS or BSS.
1064 2011-06-07 Cary Coutant <ccoutant@google.com>
1066 * testsuite/Makefile.am: Add incremental_copy_test,
1067 incremental_common_test_1.
1068 * testsuite/Makefile.in: Regenerate.
1069 * testsuite/common_test_1_v1.c: New source file.
1070 * testsuite/common_test_1_v2.c: New source file.
1071 * testsuite/copy_test_v1.cc: New source file.
1073 2011-06-07 Cary Coutant <ccoutant@google.com>
1075 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1076 update, allocate common from bss section's free list.
1077 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1078 linker-defined symbols.
1079 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1080 Skip GOT and PLT entries that are no longer referenced.
1081 (Output_section_incremental_inputs::write_info_blocks): Mark
1082 linker-defined symbols.
1083 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1084 * output.cc (Output_section::allocate): New function.
1085 * output.h (Output_section::allocate): New function.
1086 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1087 linker-defined symbols.
1088 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1089 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1090 (Symbol::init_base_output_data): Likewise.
1091 (Symbol::init_base_output_segment): Likewise.
1092 (Symbol::init_base_constant): Likewise.
1093 (Sized_symbol::init_output_data): Likewise.
1094 (Sized_symbol::init_output_segment): Likewise.
1095 (Sized_symbol::init_constant): Likewise.
1096 (Symbol_table::do_define_in_output_data): Likewise.
1097 (Symbol_table::do_define_in_output_segment): Likewise.
1098 (Symbol_table::do_define_as_constant): Likewise.
1099 * symtab.h (Symbol::is_predefined): New function.
1100 (Symbol::init_base_output_data): Add is_predefined parameter.
1101 (Symbol::init_base_output_segment): Likewise.
1102 (Symbol::init_base_constant): Likewise.
1103 (Symbol::is_predefined_): New data member.
1104 (Sized_symbol::init_output_data): Add is_predefined parameter.
1105 (Sized_symbol::init_output_segment): Likewise.
1106 (Sized_symbol::init_constant): Likewise.
1107 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1109 2011-06-07 Cary Coutant <ccoutant@google.com>
1111 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1112 instead of emit_copy_reloc.
1113 (Copy_relocs::emit_copy_reloc): Refactor.
1114 (Copy_relocs::make_copy_reloc): New function.
1115 (Copy_relocs::add_copy_reloc): Remove.
1116 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1118 (Copy_relocs::make_copy_reloc): New function.
1119 (Copy_relocs::add_copy_reloc): Remove.
1120 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1121 unchanged input files.
1122 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1123 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1124 Reserve BSS space for COPY relocations.
1125 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1126 (Output_section_incremental_inputs::write_info_blocks): Record
1127 whether a symbol is copied from a shared object.
1128 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1129 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1130 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1131 (Incremental_input_entry_reader::get_output_symbol_index): Add
1133 (Incremental_binary::emit_copy_relocs): New function.
1134 (Incremental_binary::do_emit_copy_relocs): New function.
1135 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1137 (Sized_incremental_binary::add_copy_reloc): New function.
1138 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1139 (Sized_incremental_binary::Copy_reloc): New struct.
1140 (Sized_incremental_binary::Copy_relocs): New typedef.
1141 (Sized_incremental_binary::copy_relocs_): New data member.
1142 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1143 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1144 * target.h (Sized_target::emit_copy_reloc): New function.
1145 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1147 2011-06-02 Cary Coutant <ccoutant@google.com>
1150 * gold/archive.cc (Archive::Archive): Initialize new data member.
1151 (Archive::include_all_members): Return if archive has already been
1153 * gold/archive.h (Archive::include_all_members_): New data member.
1155 2011-06-02 Nick Clifton <nickc@redhat.com>
1157 * dynobj.h: Fix spelling mistake in comment.
1158 * output.cc: Likewise.
1160 2011-05-31 Doug Kwan <dougkwan@google.com>
1164 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1165 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1166 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1167 redundant arm_exidx_test.so.
1168 * testsuite/Makefile.in: Regenerate.
1169 (check_SCRIPTS): Add pr12826.sh
1170 (check_DATA): Add pr12826.stdout
1171 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1172 * testsuite/pr12826.sh: New file.
1173 * testsuite/pr12826_1.s: Ditto.
1174 * testsuite/pr12826_1.s: Ditto.
1176 2011-05-30 Ian Lance Taylor <iant@google.com>
1178 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1181 2011-05-29 Ian Lance Taylor <iant@google.com>
1184 * testsuite/Makefile.am: Use different file name for two_file_test
1185 temporary file for each incremental test.
1186 * testsuite/Makefile.in: Rebuild.
1188 2011-05-29 Ian Lance Taylor <iant@google.com>
1190 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1191 binary input file is empty.
1193 2011-05-27 Ian Lance Taylor <iant@google.com>
1195 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1196 (ver_test_9.so): Likewise.
1197 * testsuite/Makefile.in: Rebuild.
1199 2011-05-26 Cary Coutant <ccoutant@google.com>
1201 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1202 * incremental.cc (Incremental_inputs::report_input_section): Fix
1203 comment, indentation.
1204 (Incremental_inputs::report_comdat_group): New function.
1205 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1206 of data for incremental input file entry.
1207 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1208 group count, COMDAT group signatures.
1209 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1210 an unchanged input file.
1211 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1212 Initialize new data member.
1213 (Incremental_object_entry::add_comdat_group): New function.
1214 (Incremental_object_entry::get_comdat_group_count): New function.
1215 (Incremental_object_entry::get_comdat_signature_key): New function.
1216 (Incremental_object_entry::groups_): New data member.
1217 (Incremental_inputs::report_comdat_group): New function.
1218 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1219 data for incremental input file entry.
1220 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1221 (Incremental_input_entry_reader::get_input_section): Adjust size of
1222 data for incremental input file entry.
1223 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1224 (Incremental_input_entry_reader::get_comdat_group_signature): New
1226 * object.cc (Sized_relobj::include_section_group): Report kept
1227 COMDAT groups for incremental links.
1229 2011-05-24 David Meyer <pdox@google.com>
1231 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1232 with name parameter. Add found_name parameter.
1233 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1234 * dirsearch.h (class Dirsearch): Update declaration.
1236 2011-05-24 Ian Lance Taylor <iant@google.com>
1238 * archive.cc (Library_base::should_include_member): Pull in object
1239 from archive if it defines the entry symbol.
1240 * parameters.cc (Parameters::entry): New function.
1241 * parameters.h (class Parameters): Declare entry.
1242 * output.h (class Output_file_header): Remove entry_ field.
1243 * output.cc (Output_file_header::Output_file_header): Remove entry
1244 parameter. Change all callers.
1245 (Output_file_header::entry): Use parameters->entry.
1246 * gold.cc (queue_middle_tasks): Likewise.
1247 * plugin.cc (Plugin_hook::run): Likewise.
1249 2011-05-24 Cary Coutant <ccoutant@google.com>
1251 * gold.cc (queue_initial_tasks): Pass incremental base filename
1252 to Output_file::open_base_file; don't print error message.
1253 * incremental-dump.cc (main): Adjust call to
1254 Output_file::open_for_modification.
1255 * incremental-dump.cc (main): Likewise.
1256 * incremental.cc (Incremental_inputs::report_command_line):
1257 Ignore --incremental-base option when comparing command lines.
1258 Ignore parameter when given as separate argument.
1259 * options.h (class General_options): Add --incremental-base.
1260 * output.cc (Output_file::Output_file):
1261 (Output_file::open_base_file): Add base_name and writable parameters;
1262 read base file into new file; print error message here.
1263 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1265 * output.h (Output_file::open_for_modification): Rename to...
1266 (Output_file::open_base_file): ...this; add base_name and
1267 writable parameters; adjust all callers.
1268 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1270 * testsuite/Makefile.am (incremental_test_4): Test
1272 * testsuite/Makefile.in: Regenerate.
1274 2011-05-24 Cary Coutant <ccoutant@google.com>
1276 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1278 * testsuite/Makefile.in: Regenerate.
1279 * testsuite/two_file_test_1_v1.cc: New test source file.
1280 * testsuite/two_file_test_1b_v1.cc: New test source file.
1281 * testsuite/two_file_test_2_v1.cc: New test source file.
1283 2011-05-24 Cary Coutant <ccoutant@google.com>
1285 * dynobj.h (Dynobj::do_dynobj): New function.
1286 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1287 flag and soname for shared objects.
1288 * incremental.cc (Incremental_inputs::report_object): Make
1289 either Incremental_object_entry or Incremental_dynobj_entry; add
1290 soname to string table.
1291 (Incremental_inputs::report_input_section): Add assertion.
1292 (Output_section_incremental_inputs::set_final_data_size): Adjust
1293 type of input file entry for shared libraries; adjust size of
1294 shared library info entry.
1295 (Output_section_incremental_inputs::write_input_files): Write
1296 as_needed flag for shared libraries.
1297 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1298 of input file entry for shared libraries; write soname.
1299 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1300 soname from incremental info.
1301 * incremental.h (enum Incremental_input_flags): Add
1302 INCREMENTAL_INPUT_AS_NEEDED.
1303 (Incremental_input_entry::Incremental_input_entry): Initialize new
1305 (Incremental_input_entry::set_as_needed): New function.
1306 (Incremental_input_entry::as_needed): New function.
1307 (Incremental_input_entry::do_dynobj_entry): New function.
1308 (Incremental_input_entry::as_needed_): New data member.
1309 (Incremental_object_entry::Incremental_object_entry): Don't check
1311 (Incremental_object_entry::do_type): Likewise.
1312 (class Incremental_dynobj_entry): New class.
1313 (Incremental_input_entry_reader::as_needed): New function.
1314 (Incremental_input_entry_reader::get_soname): New function.
1315 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1316 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1317 size of shared library info entry.
1318 * layout.cc (Layout::finish_dynamic_section): Don't test for
1319 incremental link when adding DT_NEEDED entries.
1320 * object.h (Object::Object): Initialize new data member.
1321 (Object::dynobj): New function.
1322 (Object::set_as_needed): New function.
1323 (Object::as_needed): New function.
1324 (Object::do_dynobj): New function.
1325 (Object::as_needed_): New data member.
1327 2011-05-24 Cary Coutant <ccoutant@google.com>
1329 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1330 info; adjust display of GOT entries.
1331 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1332 vector of input objects; remove file_status_.
1333 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1334 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1335 got_plt reader; call target hooks to reserve GOT entries.
1336 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1337 of input file info header and GOT info entry.
1338 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1340 (Got_plt_view_info::got_descriptor): Remove.
1341 (Got_plt_view_info::sym_index): New data member.
1342 (Got_plt_view_info::input_index): New data member.
1343 (Local_got_offset_visitor::visit): Write input file index.
1344 (Global_got_offset_visitor::visit): Write 0 for input file index.
1345 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1346 with sym_index and input_index.
1347 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1348 incremental info GOT entry; replace got_descriptor with input_index.
1349 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1350 map from input file index to object.
1351 (Sized_relobj_incr::do_layout): Replace direct data member reference
1352 with accessor function.
1353 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1354 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1355 Adjust size of input file info header.
1356 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1357 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1358 (Incremental_input_entry_reader::get_input_section): Adjust size of
1359 input file info header.
1360 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1361 of incremental info GOT entry.
1362 (Incremental_got_plt_reader::get_got_desc): Remove.
1363 (Incremental_got_plt_reader::get_got_symndx): New function.
1364 (Incremental_got_plt_reader::get_got_input_index): New function.
1365 (Sized_incremental_binary::Sized_incremental_binary): Remove
1366 file_status_; add input_objects_.
1367 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1368 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1369 (Sized_incremental_binary::file_is_unchanged): Remove.
1370 (Sized_incremental_binary::set_input_object): New function.
1371 (Sized_incremental_binary::input_object): New function.
1372 (Sized_incremental_binary::file_status_): Remove.
1373 (Sized_incremental_binary::input_objects_): New data member.
1374 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1376 (Sized_relobj_incr::invalid_address): Move to base class.
1377 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1379 (Sized_relobj_incr::do_output_section_offset): Likewise.
1380 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1381 (Sized_relobj_incr::section_offsets_): Likewise.
1382 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1384 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1385 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1386 with accessor function.
1387 (Sized_relobj_file::do_layout): Likewise.
1388 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1389 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1390 (Sized_relobj_file::compute_final_local_value): Replace refs to
1391 section_offsets_ with accessor function.
1392 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1393 * object.h (Relobj::Relobj): Initialize new data members.
1394 (Relobj::add_dyn_reloc): New function.
1395 (Relobj::first_dyn_reloc): New function.
1396 (Relobj::dyn_reloc_count): New function.
1397 (Relobj::first_dyn_reloc_): New data member.
1398 (Relobj::dyn_reloc_count_): New data member.
1399 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1401 (Sized_relobj::Address): New typedef.
1402 (Sized_relobj::invalid_address): Move here from child class.
1403 (Sized_relobj::Sized_relobj): Initialize new data members.
1404 (Sized_relobj::sized_relobj): New function.
1405 (Sized_relobj::is_output_section_offset_invalid): Move here from
1407 (Sized_relobj::get_output_section_offset): Likewise.
1408 (Sized_relobj::local_has_got_offset): Likewise.
1409 (Sized_relobj::local_got_offset): Likewise.
1410 (Sized_relobj::set_local_got_offset): Likewise.
1411 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1412 (Sized_relobj::clear_got_offsets): New function.
1413 (Sized_relobj::section_offsets): Move here from child class.
1414 (Sized_relobj::do_output_section_offset): Likewise.
1415 (Sized_relobj::do_set_section_offset): Likewise.
1416 (Sized_relobj::Local_got_offsets): Likewise.
1417 (Sized_relobj::local_got_offsets_): Likewise.
1418 (Sized_relobj::section_offsets_): Likewise.
1419 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1421 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1423 (Sized_relobj_file::sized_relobj): New function
1424 (Sized_relobj_file::local_has_got_offset): Move to base class.
1425 (Sized_relobj_file::local_got_offset): Likewise.
1426 (Sized_relobj_file::set_local_got_offset): Likewise.
1427 (Sized_relobj_file::get_output_section_offset): Likewise.
1428 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1429 (Sized_relobj_file::do_output_section_offset): Likewise.
1430 (Sized_relobj_file::do_set_section_offset): Likewise.
1431 (Sized_relobj_file::Local_got_offsets): Likewise.
1432 (Sized_relobj_file::local_got_offsets_): Likewise.
1433 (Sized_relobj_file::section_offsets_): Likewise.
1434 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1436 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1437 (Output_reloc::get_symbol_index): Likewise.
1438 (Output_reloc::local_section_offset): Likewise.
1439 (Output_reloc::get_address): Likewise.
1440 (Output_reloc::symbol_value): Likewise.
1441 (Output_data_got::reserve_slot): Move to class definition.
1442 (Output_data_got::reserve_local): New function.
1443 (Output_data_got::reserve_slot_for_global): Remove.
1444 (Output_data_got::reserve_global): New function.
1445 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1446 (all constructors, two instantiations).
1447 (Output_reloc::get_relobj): New function (two instantiations).
1448 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1449 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1450 (Output_data_reloc::add_global): Adjust type of relobj.
1451 (Output_data_reloc::add_global_relative): Likewise.
1452 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1453 (Output_data_reloc::add_local): Likewise.
1454 (Output_data_reloc::add_local_relative): Likewise.
1455 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1456 (Output_data_reloc::add_local_section): Likewise.
1457 (Output_data_reloc::add_output_section): Likewise.
1458 (Output_data_reloc::add_absolute): Likewise.
1459 (Output_data_reloc::add_target_specific): Likewise.
1460 (Output_data_got::reserve_slot): Move definition here.
1461 (Output_data_got::reserve_local): New function.
1462 (Output_data_got::reserve_global): New function.
1463 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1464 section_offsets_ with accessor function.
1465 (Sized_relobj_file::write_sections): Likewise.
1466 (Sized_relobj_file::do_relocate_sections): Likewise.
1467 * target.h (Sized_target::reserve_local_got_entry): New function.
1468 (Sized_target::reserve_global_got_entry): New function.
1469 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1470 (Target_x86_64::reserve_global_got_entry): New function.
1471 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1473 2011-05-23 Cary Coutant <ccoutant@google.com>
1475 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1476 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1477 bit when checking got_type.
1478 * incremental.cc (Sized_incremental_binary::setup_readers):
1479 Store symbol table and string table locations; initialize bit vector
1480 of file status flags.
1481 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1483 (Sized_incremental_binary::do_process_got_plt): New function.
1484 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1485 (Output_section_incremental_inputs::set_final_data_size): Record
1486 file index for each input file.
1487 (Output_section_incremental_inputs::write_got_plt): Store file index
1488 instead of input entry offset for each GOT entry.
1490 (Incremental_input_entry::Incremental_input_entry): Initialize new
1492 (Incremental_input_entry::set_offset): Store file index.
1493 (Incremental_input_entry::get_file_index): New function.
1494 (Incremental_input_entry::file_index_): New data member.
1495 (Incremental_binary::process_got_plt): New function.
1496 (Incremental_binary::do_process_got_plt): New function.
1497 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1499 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1500 (Sized_incremental_binary::set_file_is_unchanged): New function.
1501 (Sized_incremental_binary::file_is_unchanged): New function.
1502 (Sized_incremental_binary::do_process_got_plt): New function.
1503 (Sized_incremental_binary::file_status_): New data member.
1504 (Sized_incremental_binary::main_symtab_loc_): New data member.
1505 (Sized_incremental_binary::main_strtab_loc_): New data member.
1506 * output.cc (Output_data_got::Got_entry::write): Add case
1508 (Output_data_got::add_global): Call add_got_entry.
1509 (Output_data_got::add_global_plt): Likewise.
1510 (Output_data_got::add_global_with_rel): Likewise.
1511 (Output_data_got::add_global_with_rela): Likewise.
1512 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1513 (Output_data_got::add_global_pair_with_rela): Likewise.
1514 (Output_data_got::add_local): Call add_got_entry.
1515 (Output_data_got::add_local_plt): Likewise.
1516 (Output_data_got::add_local_with_rel): Likewise.
1517 (Output_data_got::add_local_with_rela): Likewise.
1518 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1519 (Output_data_got::add_local_pair_with_rela): Likewise.
1520 (Output_data_got::reserve_slot): New function.
1521 (Output_data_got::reserve_slot_for_global): New function.
1522 (Output_data_got::add_got_entry): New function.
1523 (Output_data_got::add_got_entry_pair): New function.
1524 (Output_section::add_output_section_data): Edit FIXME.
1526 (Output_section_data_build::Output_section_data_build): New
1527 constructor with size parameter.
1528 (Output_data_space::Output_data_space): Likewise.
1529 (Output_data_got::Output_data_got): Initialize new data member; new
1530 constructor with size parameter.
1531 (Output_data_got::add_constant): Call add_got_entry.
1532 (Output_data_got::reserve_slot): New function.
1533 (Output_data_got::reserve_slot_for_global): New function.
1534 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1535 (Output_data_got::add_got_entry): New function.
1536 (Output_data_got::add_got_entry_pair): New function.
1537 (Output_data_got::free_list_): New data member.
1538 * target.h (Sized_target::init_got_plt_for_update): New function.
1539 (Sized_target::register_global_plt_entry): New function.
1540 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1541 Initialize new data member; call init; add constructor with PLT count.
1542 (Output_data_plt_x86_64::init): New function.
1543 (Output_data_plt_x86_64::add_relocation): New function.
1544 (Output_data_plt_x86_64::reserve_slot): New function.
1545 (Output_data_plt_x86_64::free_list_): New data member.
1546 (Target_x86_64::init_got_plt_for_update): New function.
1547 (Target_x86_64::register_global_plt_entry): New function.
1548 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1549 incremental updates.
1550 (Output_data_plt_x86_64::add_relocation): New function.
1551 * testsuite/object_unittest.cc (Object_test): Set default options.
1553 2011-05-16 Ian Lance Taylor <iant@google.com>
1555 * options.h (class General_options): Make -i a synonym for -r.
1557 2011-05-16 Ian Lance Taylor <iant@google.com>
1559 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1561 2011-05-10 Cary Coutant <ccoutant@google.com>
1563 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1566 2011-05-06 Ian Lance Taylor <iant@google.com>
1568 * layout.cc (Layout::layout): If the output section flags change,
1569 update the ordering.
1571 2011-04-25 Cary Coutant <ccoutant@google.com>
1573 * incremental-dump.cc (dump_incremental_inputs): Print local
1574 symbol info for each input file.
1576 (Output_section_incremental_inputs::set_final_data_size): Add local
1577 symbol info to input file entries in incremental info.
1578 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1579 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1580 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1581 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1583 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1584 (Sized_incr_relobj::do_relocate): Write the local symbols.
1585 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1586 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1587 Adjust size of input file header.
1588 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1589 (Incremental_inputs_reader::get_local_symbol_count): New function.
1590 (Incremental_inputs_reader::get_input_section): Adjust size of input
1592 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1593 (Sized_incr_relobj::This): New typedef.
1594 (Sized_incr_relobj::sym_size): New const data member.
1595 (Sized_incr_relobj::Local_symbol): New struct.
1596 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1597 (Sized_incr_relobj::do_local_symbol_offset): New function.
1598 (Sized_incr_relobj::local_symbol_count_): New data member.
1599 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1600 (Sized_incr_relobj::local_symbol_index_): New data member.
1601 (Sized_incr_relobj::local_symbol_offset_): New data member.
1602 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1603 (Sized_incr_relobj::local_symbols_): New data member.
1604 * object.h (Relobj::output_local_symbol_count): New function.
1605 (Relobj::local_symbol_offset): New function.
1606 (Relobj::do_output_local_symbol_count): New function.
1607 (Relobj::do_local_symbol_offset): New function.
1608 (Sized_relobj::do_output_local_symbol_count): New function.
1609 (Sized_relobj::do_local_symbol_offset): New function.
1611 2011-04-22 Vladimir Simonov <sv@sw.ru>
1613 * descriptors.cc (set_close_on_exec): New function.
1614 (Descriptors::open): Use set_close_on_exec.
1615 * output.cc (S_ISLNK): Define if not defined.
1617 2011-04-22 Cary Coutant <ccoutant@google.com>
1619 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1621 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1622 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1623 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1625 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1626 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1627 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1629 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1631 (Incremental_binary::apply_incremental_relocs): New function.
1632 (Incremental_binary::do_apply_incremental_relocs): New function.
1633 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1635 (Sized_incremental_binary::add_global_symbol): New function.
1636 (Sized_incremental_binary::global_symbol): New function.
1637 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1638 (Sized_incremental_binary::symbol_map_): New data member.
1639 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1640 * target.h (Sized_target::apply_relocation): New function.
1641 * target-reloc.h (apply_relocation): New function.
1642 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1644 2011-04-22 Doug Kwan <dougkwan@google.com>
1646 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1647 flag of a SHT_ARM_EXIDX section.
1648 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1649 * testsuite/Makefile.in: Regenerate.
1650 * testsuite/arm_exidx_test.s: New file.
1651 * testsuite/arm_exidx_test.sh: Same.
1653 2011-04-20 Cary Coutant <ccoutant@google.com>
1656 * archive.h (Incremental_archive_entry::Archive_member):
1657 Initialize arg_serial_ (second constructor).
1659 2011-04-17 Ian Lance Taylor <iant@google.com>
1661 * object.cc (Relocate_info::location): Simplify location string.
1662 * errors.cc (Errors::error_at_location): Don't print program
1664 (Errors::warning_at_location): Likewise.
1665 (Errors::undefined_symbol): Likewise.
1666 * testsuite/debug_msg.sh: Update accordingly.
1668 2011-04-14 Cary Coutant <ccoutant@google.com>
1670 * gold/layout.cc (Layout::symtab_section_offset): New function.
1671 * gold/layout.h (Layout::symtab_section_offset): New function.
1672 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1674 2011-04-12 Ian Lance Taylor <iant@google.com>
1676 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1677 with MREMAP_MAYMOVE.
1678 * output.h (class Output_file): Add map_is_allocated_ field.
1679 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1680 not available, provide stubs. If mremap is not available, #define
1682 (MREMAP_MAYMOVE): Define if not defined.
1683 (Output_file::Output_file): Initialize map_is_allocated_.
1684 (Output_file::resize): Check map_is_allocated_.
1685 (Output_file::map_anonymous): If mmap fails, use malloc.
1686 (Output_file::unmap): Don't do anything for an anonymous map.
1687 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1688 is not available, provide stubs.
1689 (File_read::View::~View): Use free rather than delete[].
1690 (File_read::make_view): Use malloc rather than new[]. If mmap
1692 (File_read::find_or_make_view): Use malloc rather than new[].
1693 * gold.h: Remove HAVE_REMAP code.
1694 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1695 exists. Rename mremap to gold_mremap. If mmap is not available
1697 * configure, config.in: Rebuild.
1699 2011-04-11 Ian Lance Taylor <iant@google.com>
1701 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1702 initialize local variable v.
1704 2011-04-11 Cary Coutant <ccoutant@google.com>
1706 * archive.cc (Archive::include_member): Adjust call to
1708 (Add_archive_symbols::run): Track argument serial numbers.
1709 (Lib_group::include_member): Likewise.
1710 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1711 * archive.h (Incremental_archive_entry::Archive_member):
1712 Initialize arg_serial_.
1713 (Archive_member::arg_serial_): New data member.
1714 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1715 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1717 (Sized_dynobj::do_for_all_local_got_entries): New function.
1718 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1720 * fileread.cc (get_mtime): New function.
1721 * fileread.h (get_mtime): New function.
1722 * gold.cc (queue_initial_tasks): Check for incremental update.
1723 (process_incremental_input): New function.
1724 (queue_middle_tasks): Don't force valid target for incremental
1726 * incremental-dump.cc (find_input_containing_global): Adjust
1727 size of symbol info entry.
1728 (dump_incremental_inputs): Dump argument serial number and
1729 in_system_directory flag; bias shndx by 1; print symbol names
1730 when dumping per-file symbol lists; use new symbol info readers.
1732 (Output_section_incremental_inputs:update_data_size): New function.
1733 (Sized_incremental_binary::setup_readers): Setup input readers
1734 for each input file; build maps for files added from libraries
1736 (Sized_incremental_binary::check_input_args): New function.
1737 (Sized_incremental_binary::do_check_inputs): Build map of argument
1738 serial numbers to input arguments.
1739 (Sized_incremental_binary::do_file_has_changed): Rename
1740 do_file_is_unchanged to this; compare file modification times.
1741 (Sized_incremental_binary::do_init_layout): New function.
1742 (Sized_incremental_binary::do_reserve_layout): New function.
1743 (Sized_incremental_binary::do_get_input_reader): Remove.
1744 (Sized_incremental_binary::get_symtab_view): New function.
1745 (Incremental_checker::can_incrementally_link_output_file): Remove.
1746 (Incremental_inputs::report_command_line): Exclude --debug options.
1747 (Incremental_inputs::report_archive_begin): Add parameter; track
1748 argument serial numbers; don't put input file entry for archive
1749 before archive members.
1750 (Incremental_inputs::report_archive_end): Put input file entry
1751 for archive after archive members.
1752 (Incremental_inputs::report_object): Add parameter; track argument
1753 serial numbers and in_system_directory flag.
1754 (Incremental_inputs::report_script): Add parameter; track argument
1756 (Output_section_incremental_inputs::set_final_data_size): Adjust
1757 size of symbol info entry; check for forwarding symbols.
1758 (Output_section_incremental_inputs::write_input_files): Write
1759 in_system_directory flag and argument serial number.
1760 (Output_section_incremental_inputs::write_info_blocks): Map section
1761 indices between incremental info and original input file; store
1762 input section index for each symbol.
1763 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1764 change operator() to visit().
1765 (class Global_got_offset_visitor): Likewise.
1766 (class Global_symbol_visitor_got_plt):
1767 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1769 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1770 (Sized_incr_relobj::do_read_symbols): New function.
1771 (Sized_incr_relobj::do_layout): New function.
1772 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1773 (Sized_incr_relobj::do_add_symbols): New function.
1774 (Sized_incr_relobj::do_should_include_member): New function.
1775 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1776 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1777 (Sized_incr_relobj::do_section_size): New function.
1778 (Sized_incr_relobj::do_section_name): New function.
1779 (Sized_incr_relobj::do_section_contents): New function.
1780 (Sized_incr_relobj::do_section_flags): New function.
1781 (Sized_incr_relobj::do_section_entsize): New function.
1782 (Sized_incr_relobj::do_section_address): New function.
1783 (Sized_incr_relobj::do_section_type): New function.
1784 (Sized_incr_relobj::do_section_link): New function.
1785 (Sized_incr_relobj::do_section_info): New function.
1786 (Sized_incr_relobj::do_section_addralign): New function.
1787 (Sized_incr_relobj::do_initialize_xindex): New function.
1788 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1789 (Sized_incr_relobj::do_read_relocs): New function.
1790 (Sized_incr_relobj::do_gc_process_relocs): New function.
1791 (Sized_incr_relobj::do_scan_relocs): New function.
1792 (Sized_incr_relobj::do_count_local_symbols): New function.
1793 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1794 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1795 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1796 (Sized_incr_relobj::do_relocate): New function.
1797 (Sized_incr_relobj::do_set_section_offset): New function.
1798 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1799 (Sized_incr_dynobj::do_read_symbols): New function.
1800 (Sized_incr_dynobj::do_layout): New function.
1801 (Sized_incr_dynobj::do_add_symbols): New function.
1802 (Sized_incr_dynobj::do_should_include_member): New function.
1803 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1804 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1805 (Sized_incr_dynobj::do_section_size): New function.
1806 (Sized_incr_dynobj::do_section_name): New function.
1807 (Sized_incr_dynobj::do_section_contents): New function.
1808 (Sized_incr_dynobj::do_section_flags): New function.
1809 (Sized_incr_dynobj::do_section_entsize): New function.
1810 (Sized_incr_dynobj::do_section_address): New function.
1811 (Sized_incr_dynobj::do_section_type): New function.
1812 (Sized_incr_dynobj::do_section_link): New function.
1813 (Sized_incr_dynobj::do_section_info): New function.
1814 (Sized_incr_dynobj::do_section_addralign): New function.
1815 (Sized_incr_dynobj::do_initialize_xindex): New function.
1816 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1817 (make_sized_incremental_object): New function.
1818 (Incremental_library::copy_unused_symbols): New function.
1819 (Incremental_library::do_for_all_unused_symbols): New function.
1820 * incremental.h (enum Incremental_input_flags): New type.
1821 (class Incremental_checker): Remove.
1822 (Incremental_input_entry::Incremental_input_entry): Add argument
1824 (Incremental_input_entry::arg_serial): New function.
1825 (Incremental_input_entry::set_is_in_system_directory): New function.
1826 (Incremental_input_entry::is_in_system_directory): New function.
1827 (Incremental_input_entry::arg_serial_): New data member.
1828 (Incremental_input_entry::is_in_system_directory_): New data member.
1829 (class Script_info): Move here from script.h.
1830 (Script_info::Script_info): Add filename parameter.
1831 (Script_info::filename): New function.
1832 (Script_info::filename_): New data member.
1833 (Incremental_script_entry::Incremental_script_entry): Add argument
1835 (Incremental_object_entry::Incremental_object_entry): Likewise.
1836 (Incremental_object_entry::add_input_section): Build list of input
1837 sections with map to original shndx.
1838 (Incremental_object_entry::get_input_section_index): New function.
1839 (Incremental_object_entry::shndx_): New data member.
1840 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1841 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1842 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1844 (Incremental_inputs::report_archive_begin): Likewise.
1845 (Incremental_inputs::report_object): Likewise.
1846 (Incremental_inputs::report_script): Likewise.
1847 (class Incremental_global_symbol_reader): New class.
1848 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1849 and store flags and input file type.
1850 (Incremental_input_entry_reader::arg_serial): New function.
1851 (Incremental_input_entry_reader::type): Extract type from flags.
1852 (Incremental_input_entry_reader::is_in_system_directory): New function.
1853 (Incremental_input_entry_reader::get_input_section_count): Call
1854 accessor function for type.
1855 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1856 function for type; adjust size of global symbol entry.
1857 (Incremental_input_entry_reader::get_global_symbol_count): Call
1858 accessor function for type.
1859 (Incremental_input_entry_reader::get_object_count): Likewise.
1860 (Incremental_input_entry_reader::get_object_offset): Likewise.
1861 (Incremental_input_entry_reader::get_member_count): Likewise.
1862 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1863 (Incremental_input_entry_reader::get_member_offset): Likewise.
1864 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1865 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1866 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1867 (Incremental_input_entry_reader::get_global_symbol_reader): New
1869 (Incremental_input_entry_reader::get_output_symbol_index): New
1871 (Incremental_input_entry_reader::type_): Remove.
1872 (Incremental_input_entry_reader::flags_): New data member.
1873 (Incremental_inputs_reader::input_file_offset): New function.
1874 (Incremental_inputs_reader::input_file_index): New function.
1875 (Incremental_inputs_reader::input_file): Call input_file_offset.
1876 (Incremental_inputs_reader::input_file_at_offset): New function.
1877 (Incremental_relocs_reader::get_r_type): Reformat.
1878 (Incremental_relocs_reader::get_r_shndx): Reformat.
1879 (Incremental_relocs_reader::get_r_offset): Reformat.
1880 (Incremental_relocs_reader::data): New function.
1881 (Incremental_binary::Incremental_binary): Initialize new data members.
1882 (Incremental_binary::check_inputs): Add cmdline parameter.
1883 (Incremental_binary::file_is_unchanged): Remove.
1884 (Input_reader::arg_serial): New function.
1885 (Input_reader::get_unused_symbol_count): New function.
1886 (Input_reader::get_unused_symbol): New function.
1887 (Input_reader::do_arg_serial): New function.
1888 (Input_reader::do_get_unused_symbol_count): New function.
1889 (Input_reader::do_get_unused_symbol): New function.
1890 (Incremental_binary::input_file_count): New function.
1891 (Incremental_binary::get_input_reader): Change signature to use
1892 index instead of filename.
1893 (Incremental_binary::file_has_changed): New function.
1894 (Incremental_binary::get_input_argument): New function.
1895 (Incremental_binary::get_library): New function.
1896 (Incremental_binary::get_script_info): New function.
1897 (Incremental_binary::init_layout): New function.
1898 (Incremental_binary::reserve_layout): New function.
1899 (Incremental_binary::output_file): New function.
1900 (Incremental_binary::do_check_inputs): New function.
1901 (Incremental_binary::do_file_is_unchanged): Remove.
1902 (Incremental_binary::do_file_has_changed): New function.
1903 (Incremental_binary::do_init_layout): New function.
1904 (Incremental_binary::do_reserve_layout): New function.
1905 (Incremental_binary::do_input_file_count): New function.
1906 (Incremental_binary::do_get_input_reader): Change signature.
1907 (Incremental_binary::input_args_map_): New data member.
1908 (Incremental_binary::library_map_): New data member.
1909 (Incremental_binary::script_map_): New data member.
1910 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1912 (Sized_incremental_binary::output_section): New function.
1913 (Sized_incremental_binary::inputs_reader): Add const.
1914 (Sized_incremental_binary::symtab_reader): Add const.
1915 (Sized_incremental_binary::relocs_reader): Add const.
1916 (Sized_incremental_binary::got_plt_reader): Add const.
1917 (Sized_incremental_binary::get_symtab_view): New function.
1918 (Sized_incremental_binary::Inputs_reader): New typedef.
1919 (Sized_incremental_binary::Input_entry_reader): New typedef.
1920 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
1921 (Sized_incremental_binary::do_file_is_unchanged): Remove.
1922 (Sized_incremental_binary::do_file_has_changed): New function.
1923 (Sized_incremental_binary::do_init_layout): New function.
1924 (Sized_incremental_binary::do_reserve_layout): New function.
1925 (Sized_input_reader::Inputs_reader): Remove.
1926 (Sized_input_reader::Input_entry_reader): Remove.
1927 (Sized_input_reader::do_arg_serial): New function.
1928 (Sized_input_reader::do_get_unused_symbol_count): New function.
1929 (Sized_input_reader::do_get_unused_symbol): New function.
1930 (Sized_incremental_binary::do_input_file_count): New function.
1931 (Sized_incremental_binary::do_get_input_reader): Change signature;
1932 use index instead of filename.
1933 (Sized_incremental_binary::section_map_): New data member.
1934 (Sized_incremental_binary::input_entry_readers_): New data member.
1935 (class Sized_incr_relobj): New class.
1936 (class Sized_incr_dynobj): New class.
1937 (make_sized_incremental_object): New function.
1938 (class Incremental_library): New class.
1939 * layout.cc (Free_list::num_lists): New static data member.
1940 (Free_list::num_nodes): New static data member.
1941 (Free_list::num_removes): New static data member.
1942 (Free_list::num_remove_visits): New static data member.
1943 (Free_list::num_allocates): New static data member.
1944 (Free_list::num_allocate_visits): New static data member.
1945 (Free_list::init): New function.
1946 (Free_list::remove): New function.
1947 (Free_list::allocate): New function.
1948 (Free_list::dump): New function.
1949 (Free_list::print_stats): New function.
1950 (Layout_task_runner::run): Resize output file for incremental updates.
1951 (Layout::Layout): Initialize new data members.
1952 (Layout::set_incremental_base): New function.
1953 (Layout::init_fixed_output_section): New function.
1954 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
1955 incremental updates.
1956 (Layout::create_gold_note): Do not create gold note section for
1957 incremental updates.
1958 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
1959 for incremental updates.
1960 (Layout::set_section_offsets): For incremental updates, allocate space
1962 (Layout::create_symtab_sections): Layout with offsets relative to
1963 start of section; for incremental updates, allocate space from free
1965 (Layout::create_shdrs): For incremental updates, allocate space from
1967 (Layout::finish_dynamic_section): For incremental updates, do not
1968 check --as-needed (fixed in subsequent patch).
1969 * layout.h (class Free_list): New class.
1970 (Layout::set_incremental_base): New function.
1971 (Layout::incremental_base): New function.
1972 (Layout::init_fixed_output_section): New function.
1973 (Layout::allocate): New function.
1974 (Layout::incremental_base_): New data member.
1975 (Layout::free_list_): New data member.
1976 * main.cc (main): Print Free_list statistics.
1977 * object.cc (Relobj::finalize_incremental_relocs): Add
1978 clear_counts parameter; clear counts only when clear_counts is set.
1979 (Sized_relobj::Sized_relobj): Initialize new base class.
1980 (Sized_relobj::do_layout): Don't report special sections.
1981 (Sized_relobj::do_for_all_local_got_entries): New function.
1982 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
1983 symtab_off to all symbol table offsets.
1984 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
1985 * object.h (class Got_offset_list): Move to top of file.
1986 (Object::Object): Allow case where input_file == NULL.
1987 (Object::~Object): Likewise.
1988 (Object::input_file): Assert that input_file != NULL.
1989 (Object::lock): Allow case where input_file == NULL.
1990 (Object::unlock): Likewise.
1991 (Object::is_locked): Likewise.
1992 (Object::token): Likewise.
1993 (Object::release): Likewise.
1994 (Object::is_incremental): New function.
1995 (Object::get_mtime): New function.
1996 (Object::for_all_local_got_entries): New function.
1997 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
1998 (Object::set_is_in_system_directory): New function.
1999 (Object::is_in_system_directory): New function.
2000 (Object::do_is_incremental): New function.
2001 (Object::do_get_mtime): New function.
2002 (Object::do_for_all_local_got_entries): New function.
2003 (Object::is_in_system_directory_): New data member.
2004 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2005 (class Sized_relobj_base): New class.
2006 (class Sized_relobj): Derive from Sized_relobj_base.
2007 (class Sized_relobj::Symbols): Redeclare from base class.
2008 (class Sized_relobj::local_got_offset_list): Remove.
2009 (class Sized_relobj::Output_sections): Redeclare from base class.
2010 (class Sized_relobj::do_for_all_local_got_entries): New function.
2011 (class Sized_relobj::write_local_symbols): Add offset parameter.
2012 (class Sized_relobj::local_symbol_offset_): Update comment.
2013 (class Sized_relobj::local_dynsym_offset_): Update comment.
2014 * options.cc (Input_arguments::add_file): Remove const.
2015 * options.h (Input_file_argument::Input_file_argument):
2016 Initialize arg_serial_ (all constructors).
2017 (Input_file_argument::set_arg_serial): New function.
2018 (Input_file_argument::arg_serial): New function.
2019 (Input_file_argument::arg_serial_): New data member.
2020 (Input_arguments::Input_arguments): Initialize file_count_.
2021 (Input_arguments::add_file): Remove const.
2022 (Input_arguments::number_of_input_files): New function.
2023 (Input_arguments::file_count_): New data member.
2024 (Command_line::number_of_input_files): Call
2025 Input_arguments::number_of_input_files.
2026 * output.cc (Output_segment_headers::Output_segment_headers):
2028 (Output_section::Input_section::current_data_size): New function.
2029 (Output_section::Output_section): Initialize new data members.
2030 (Output_section::add_input_section): Don't do merge sections for
2031 an incremental link; allocate space from free list for an
2033 (Output_section::add_output_section_data): Allocate space from
2034 free list for an incremental update.
2035 (Output_section::update_data_size): New function.
2036 (Output_section::set_fixed_layout): New function.
2037 (Output_section::reserve): New function.
2038 (Output_segment::set_section_addresses): Remove const.
2039 (Output_segment::set_section_list_addresses): Remove const; allocate
2040 space from free list for an incremental update.
2041 (Output_segment::set_offset): Adjust size of RELRO segment for an
2043 * output.h (Output_data::current_data_size): Move here from
2045 (Output_data::pre_finalize_data_size): New function.
2046 (Output_data::update_data_size): New function.
2047 (Output_section_headers::update_data_size): new function.
2048 (Output_section_data_build::current_data_size): Move to Output_data.
2049 (Output_data_strtab::update_data_size): New function.
2050 (Output_section::current_data_size): Move to Output_data.
2051 (Output_section::set_fixed_layout): New function.
2052 (Output_section::has_fixed_layout): New function.
2053 (Output_section::reserve): New function.
2054 (Output_section::update_data_size): New function.
2055 (Output_section::has_fixed_layout_): New data member.
2056 (Output_section::free_list_): New data member.
2057 (Output_segment::set_section_addresses): Remove const.
2058 (Output_segment::set_section_list_addresses): Remove const.
2059 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2061 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2063 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2064 parameter when calling Add_symbols constructor; store argument
2065 serial number for members of a lib group.
2066 (Add_symbols::locks): Allow case where token == NULL.
2067 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2068 (Read_member::~Read_member): New function.
2069 (Read_member::is_runnable): New function.
2070 (Read_member::locks): New function.
2071 (Read_member::run): New function.
2072 (Check_script::~Check_script): New function.
2073 (Check_script::is_runnable): New function.
2074 (Check_script::locks): New function.
2075 (Check_script::run): New function.
2076 (Check_library::~Check_library): New function.
2077 (Check_library::is_runnable): New function.
2078 (Check_library::locks): New function.
2079 (Check_library::run): New function.
2080 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2081 (Add_symbols::library_): New data member.
2082 (class Read_member): New class.
2083 (class Check_script): New class.
2084 (class Check_library): New class.
2085 * reloc.cc (Read_relocs::is_runnable): Allow case where
2087 (Read_relocs::locks): Likewise.
2088 (Scan_relocs::locks): Likewise.
2089 (Relocate_task::locks): Likewise.
2090 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2092 (Sized_relobj::incremental_relocs_scan): Fix comment.
2093 (Sized_relobj::do_relocate): Pass output file offset to
2094 write_local_symbols.
2095 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2096 from class declaration.
2097 * script.cc (read_input_script): Allocate Script_info; pass
2098 argument serial number to report_script.
2099 * script.h (class Script_info): Move to incremental.h.
2100 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2101 * symtab.h (Symbol_table::add_from_incrobj): New function.
2102 (Symbol_table::set_file_offset): New function.
2104 2011-04-05 Cary Coutant <ccoutant@google.com>
2106 * incremental-dump.cc (dump_incremental_inputs): Change signature
2107 to take a Sized_incremental_binary; change caller. Use readers
2108 in Sized_incremental_binary.
2110 (Sized_incremental_binary::find_incremental_inputs_sections):
2111 Rename do_find_incremental_inputs_sections to this.
2112 (Sized_incremental_binary::setup_readers): New function.
2113 (Sized_incremental_binary::do_check_inputs): Check
2114 has_incremental_info_ flag; move setup code to setup_readers;
2116 (Sized_incremental_binary::do_file_is_unchanged): New function.
2117 (Sized_incremental_binary::do_get_input_reader): New function.
2118 * incremental.h (class Incremental_binary): Move to end of file.
2119 (Incremental_binary::file_is_unchanged): New function.
2120 (Incremental_binary::do_file_is_unchanged): New function.
2121 (Incremental_binary::Input_reader): New class.
2122 (Incremental_binary::get_input_reader): New function.
2123 (class Sized_incremental_binary): Move to end of file.
2124 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2125 input section reader classes.
2126 (Sized_incremental_binary::has_incremental_info): New function.
2127 (Sized_incremental_binary::inputs_reader): New function.
2128 (Sized_incremental_binary::symtab_reader): New function.
2129 (Sized_incremental_binary::relocs_reader): New function.
2130 (Sized_incremental_binary::got_plt_reader): New function.
2131 (Sized_incremental_binary::do_file_is_unchanged): New function.
2132 (Sized_incremental_binary::Sized_input_reader): New class.
2133 (Sized_incremental_binary::get_input_reader): New function.
2134 (Sized_incremental_binary::find_incremental_inputs_sections):
2135 Rename do_find_incremental_inputs_sections to this.
2136 (Sized_incremental_binary::setup_readers): New function.
2137 (Sized_incremental_binary::has_incremental_info_): New data member.
2138 (Sized_incremental_binary::inputs_reader_): New data member.
2139 (Sized_incremental_binary::symtab_reader_): New data member.
2140 (Sized_incremental_binary::relocs_reader_): New data member.
2141 (Sized_incremental_binary::got_plt_reader_): New data member.
2142 (Sized_incremental_binary::current_input_file_): New data member.
2144 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2147 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2150 2011-03-30 Cary Coutant <ccoutant@google.com>
2152 * archive.cc (Archive::include_member): Adjust call to report_object.
2153 (Add_archive_symbols::run): Add script_info to call to
2154 report_archive_begin.
2155 (Lib_group::include_member): Adjust call to report_object.
2156 (Add_lib_group_symbols::run): Adjust call to report_object.
2157 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2158 blocks. Add object count for script input files.
2159 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2160 script_info parameter; change all callers.
2161 (Incremental_inputs::report_object): Add script_info parameter;
2163 (Incremental_inputs::report_script): Store backpointer to
2164 incremental info entry.
2165 (Output_section_incremental_inputs::set_final_data_size): Record
2166 additional information for scripts.
2167 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2168 * incremental.h (Incremental_script_entry::add_object): New function.
2169 (Incremental_script_entry::get_object_count): New function.
2170 (Incremental_script_entry::get_object): New function.
2171 (Incremental_script_entry::objects_): New data member; adjust
2173 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2174 (Incremental_inputs::report_object): Add script_info parameter.
2175 (Incremental_inputs_reader::get_object_count): New function.
2176 (Incremental_inputs_reader::get_object_offset): New function.
2177 * options.cc (Input_arguments::add_file): Return reference to
2179 * options.h (Input_argument::set_script_info): New function.
2180 (Input_argument::script_info): New function.
2181 (Input_argument::script_info_): New data member; adjust all
2183 (Input_file_group::add_file): Return reference to new input argument.
2184 (Input_file_lib::add_file): Likewise.
2185 (Input_arguments::add_file): Likewise.
2186 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2187 * script.cc (Parser_closure::Parser_closure): Add script_info
2188 parameter; adjust all callers.
2189 (Parser_closure::script_info): New function.
2190 (Parser_closure::script_info_): New data member.
2191 (read_input_script): Report scripts earlier to incremental info.
2192 (script_add_file): Set script_info in Input_argument.
2193 (script_add_library): Likewise.
2194 * script.h (Script_options::Script_info): Rewrite class.
2196 2011-03-29 Cary Coutant <ccoutant@google.com>
2198 * archive.cc (Library_base::should_include_member): Move
2199 method here from class Archive.
2200 (Archive::Archive): Initialize base class.
2201 (Archive::should_include_member): Move to base class.
2202 (Archive::do_for_all_unused_symbols): New function.
2203 (Add_archive_symbols::run): Remove redundant access to
2205 (Lib_group::Lib_group): Initialize base class.
2206 (Lib_group::do_filename): New function.
2207 (Lib_group::include_member): Pass pointer to Lib_group to
2209 (Lib_group::do_for_all_unused_symbols): New function.
2210 (Add_lib_group_symbols::run): Report archive information for
2212 * archive.h (class Library_base): New base class.
2213 (class Archive): Derive from Library_base.
2214 (Archive::filename): Move to base class.
2215 (Archive::set_incremental_info): Likewise.
2216 (Archive::incremental_info): Likewise.
2217 (Archive::Should_include): Likewise.
2218 (Archive::should_include_member): Likewise.
2219 (Archive::Armap_entry): Remove.
2220 (Archive::Unused_symbol_iterator): Remove.
2221 (Archive::unused_symbols_begin): Remove.
2222 (Archive::unused_symbols_end): Remove.
2223 (Archive::do_filename): New function.
2224 (Archive::do_get_mtime): New function.
2225 (Archive::do_for_all_unused_symbols): New function.
2226 (Archive::task_): Move to base class.
2227 (Archive::incremental_info_): Likewise.
2228 (class Lib_group): Derive from Library_base.
2229 (Lib_group::do_filename): New function.
2230 (Lib_group::do_get_mtime): New function.
2231 (Lib_group::do_for_all_unused_symbols): New function.
2232 (Lib_group::task_): Move to base class.
2233 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2235 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2237 * incremental.cc (Incremental_inputs::report_archive_begin):
2238 Use Library_base; call library's get_mtime; add incremental inputs
2239 entry before members.
2240 (class Unused_symbol_visitor): New class.
2241 (Incremental_inputs::report_archive_end): Use Library_base; use
2242 visitor class to record unused symbols; don't add incremental inputs
2243 entry after members.
2244 (Incremental_inputs::report_object): Use Library_base.
2246 (Incremental_archive_entry::Incremental_archive_entry): Remove
2247 unused Archive parameter.
2248 (Incremental_inputs::report_archive_begin): Use Library_base.
2249 (Incremental_inputs::report_archive_end): Likewise.
2250 (Incremental_inputs::report_object): Likewise.
2251 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2253 * object.h (Object::for_all_global_symbols): New function.
2254 (Object::do_for_all_global_symbols): New function.
2255 (Sized_relobj::do_for_all_global_symbols): New function.
2256 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2258 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2261 2011-03-27 Ian Lance Taylor <iant@google.com>
2263 * archive.cc (Archive::interpret_header): Return -1 if something
2264 goes wrong. Change callers accordingly.
2266 2011-03-25 Cary Coutant <ccoutant@google.com>
2268 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2269 * testsuite/Makefile.in: Regenerate.
2271 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2273 * plugin.cc (get_view): New.
2274 (Plugin::load): Pass get_view to the plugin.
2275 (Plugin_manager::get_view): New.
2277 2011-03-21 Ian Lance Taylor <iant@google.com>
2279 * testsuite/final_layout.sh: Rewrite to not use dc.
2280 * testsuite/relro_test.sh: Fail if dc is not present.
2282 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2284 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2286 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2287 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2289 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2290 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2292 2011-03-14 Ian Lance Taylor <iant@google.com>
2294 * script-sections.cc (Sort_output_sections::script_compare):
2295 Rename from is_before, change return type.
2296 (Sort_output_sections::operator()): Adjust accordingly.
2298 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2301 * testsuite/odr_violation2.cc: Add comment to make all error line
2302 numbers double digits.
2303 * testsuite/debug_msg.sh: Adjust expected errors.
2305 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2307 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2308 but mark earlier ones as non-canonical
2309 (offset_to_iterator): Update search target and example
2310 (do_addr2line): Return extra lines in a vector*
2311 (format_file_lineno): Extract from do_addr2line
2312 (one_addr2line): Add vector* out-param
2313 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2314 when a lineno entry appeared last for its instruction
2315 (Dwarf_line_info): Add vector* out-param
2316 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2317 * symtab.cc (Odr_violation_compare): Include the lineno in the
2319 (linenos_from_loc): New. Combine the canonical line for an
2320 address with its other lines.
2321 (True_if_intersect): New. Helper functor to make
2322 std::set_intersection a query.
2323 (detect_odr_violations): Compare sets of lines instead of just
2324 one line for each function. This became less deterministic, but
2325 has fewer false positives.
2326 * symtab.h: Declarations.
2327 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2328 mix an optimized and non-optimized object in the same binary
2329 (odr_violation2.so): Same.
2330 * testsuite/Makefile.in: Regenerate from Makefile.am.
2331 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2332 * testsuite/debug_msg.sh: Update line numbers and add
2334 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2335 non-optimized context.
2336 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2337 isn't inlined, and use OdrDerived in an optimized context.
2338 * testsuite/odr_header1.h: Defines OdrDerived, where
2339 optimization will change the
2340 first-instruction-in-the-destructor's file and line number.
2341 * testsuite/odr_header2.h: Defines OdrBase.
2343 2011-03-09 Ian Lance Taylor <iant@google.com>
2345 * fileread.cc (File_read::clear_views): Don't delete the whole
2348 2011-03-08 Ian Lance Taylor <iant@google.com>
2351 * fileread.cc: #include <climits>.
2352 (GOLD_IOV_MAX): Define.
2353 (File_read::read_multiple): Limit number of entries by iov_max.
2354 * fileread.h (class File_read): Always set max_readv_entries to
2357 2011-03-07 Ian Lance Taylor <iant@google.com>
2360 * options.h (class General_options): Add -dy and -dn.
2362 2011-03-02 Cary Coutant <ccoutant@google.com>
2364 * testsuite/script_test_9.t: Add TLS segment.
2366 2011-03-02 Simon Baldwin <simonb@google.com>
2368 * configure.ac: Add check for gnu_indirect_function support in
2369 the toolchain building binutils.
2370 * configure: Rebuild.
2372 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2374 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2375 plugin only symbols.
2376 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2377 in plugin files as not needed in the symbol table.
2379 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2381 * output.cc (Output_section::add_input_section): Delay fill
2382 generation for section ordering.
2384 2011-02-09 Ian Lance Taylor <iant@google.com>
2387 * object.h (class Sized_relobj): Remove clear_local_symbols.
2388 * reloc.cc (Sized_relobj::do_relocate): Don't call
2389 clear_local_symbols.
2391 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2393 * plugin.cc (is_visible_from_outside): Return true for symbols
2396 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2398 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2401 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2403 * icf.h (is_section_foldable_candidate): Change type of parameter
2405 * icf.cc (Icf::find_identical_sections): Change type of local variable
2406 section_name to be std::string.
2407 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2409 2011-01-25 Ian Lance Taylor <iant@google.com>
2411 * script.cc (script_add_extern): Rewrite to use
2412 add_symbol_reference.
2414 2011-01-25 Doug Kwan <dougkwan@google.com>
2416 * icf.cc (get_section_contents): Always lock section's object.
2418 2011-01-24 Ian Lance Taylor <iant@google.com>
2420 * options.h (class General_options): Accept
2421 --no-detect-odr-violations.
2423 2011-01-24 Ian Lance Taylor <iant@google.com>
2425 * version.cc (version_string): Bump to 1.11.
2427 2011-01-24 Ian Lance Taylor <iant@google.com>
2429 * plugin.cc (class Plugin_rescan): Define new class.
2430 (Plugin_manager::claim_file): Set any_claimed_.
2431 (Plugin_manager::save_archive): New function.
2432 (Plugin_manager::save_input_group): New function.
2433 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2435 (Plugin_manager::new_undefined_symbol): New function.
2436 (Plugin_manager::rescan): New function.
2437 (Plugin_manager::rescannable_defines): New function.
2438 (Plugin_manager::add_input_file): Set any_added_.
2439 * plugin.h (class Plugin_manager): define new fields rescannable_,
2440 undefined_symbols_, any_claimed_, and any_added_. Declare
2441 Plugin_rescan as friend. Declare new functions.
2442 (Plugin_manager::Rescannable): Define type.
2443 (Plugin_manager::Rescannable_list): Define type.
2444 (Plugin_manager::Undefined_symbol_list): Define type.
2445 (Plugin_manager::Plugin_manager): Initialize new fields.
2446 * archive.cc (Archive::defines_symbol): New function.
2447 (Add_archive_symbols::run): Pass archive to plugins if any.
2448 * archive.h (class Archive): Declare defines_symbol.
2449 * readsyms.cc (Input_group::~Input_group): New function.
2450 (Finish_group::run): Pass input_group to plugins if any.
2451 * readsyms.h (class Input_group): Declare destructor.
2452 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2455 2011-01-10 Ian Lance Taylor <iant@google.com>
2457 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2459 (Layout::set_segment_offsets): Reset increase_relro before calling
2460 set_section_addresses a second time.
2462 2011-01-04 Cary Coutant <ccoutant@google.com>
2464 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2465 sections before NOBITS sections.
2467 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2469 * version.cc (print_version): Update copyright to 2011.
2471 2010-12-23 Cary Coutant <ccoutant@google.com>
2473 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2474 of OS to this->add. Add OD parameter to second form of the function.
2476 2010-12-20 Ian Lance Taylor <iant@google.com>
2478 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2479 second of two consecutive entries with same offset.
2481 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2483 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2484 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2485 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2486 to avoid unneeded links against $(LDADD).
2487 * testsuite/Makefile.in: Regenerate.
2489 2010-12-15 Ian Lance Taylor <iant@google.com>
2492 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2493 for R_X86_64_32 and R_X86_64_PC32.
2494 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2495 ver_matching_def_pic.o.
2496 (ver_matching_def_pic.o): New target.
2498 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2500 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2501 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2502 Move definition before File_read::View member definitions.
2503 (File_read::View::~View): Initialize and hold lock before
2504 updating current_mapped_bytes.
2506 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2508 * dwarf_reader.cc: Remove outdated comment.
2509 * gold-threads.cc: Fix typo in error message.
2510 * archive.cc: Fix typos in comments.
2511 * archive.h: Likewise.
2512 * arm-reloc-property.cc: Likewise.
2513 * arm-reloc-property.h: Likewise.
2514 * arm-reloc.def: Likewise.
2516 * attributes.h: Likewise.
2517 * cref.cc: Likewise.
2518 * ehframe.cc: Likewise.
2519 * fileread.h: Likewise.
2521 * i386.cc: Likewise.
2523 * incremental.h: Likewise.
2524 * int_encoding.cc: Likewise.
2525 * layout.h: Likewise.
2526 * main.cc: Likewise.
2527 * merge.h: Likewise.
2528 * object.cc: Likewise.
2529 * object.h: Likewise.
2530 * options.cc: Likewise.
2531 * readsyms.cc: Likewise.
2532 * reduced_debug_output.cc: Likewise.
2533 * reloc.cc: Likewise.
2534 * script-sections.cc: Likewise.
2535 * sparc.cc: Likewise.
2536 * symtab.h: Likewise.
2537 * target-reloc.h: Likewise.
2538 * target.cc: Likewise.
2539 * target.h: Likewise.
2540 * timer.cc: Likewise.
2541 * timer.h: Likewise.
2542 * x86_64.cc: Likewise.
2544 2010-12-09 Cary Coutant <ccoutant@google.com>
2546 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2548 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2549 parameter; change all callers.
2550 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2551 * options.h (warn_execstack): New option.
2553 2010-12-07 Doug Kwan <dougkwan@google.com>
2555 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2556 like function call relocations.
2558 2010-12-07 Ian Lance Taylor <iant@google.com>
2560 * archive.cc (Archive::get_elf_object_for_member): Permit
2561 punconfigured to be NULL.
2562 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2563 (Archive::include_member): Pass NULL to get_elf_object_for_member
2564 if we searched for the archive and this is the first included
2567 2010-12-01 Ian Lance Taylor <iant@google.com>
2569 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2570 track_relocs_type_ field.
2571 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2572 Set track_relocs_type_.
2573 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2574 contents when using RELA relocs.
2575 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2577 * reloc.cc (Track_relocs::next_addend): New function.
2578 * reloc.h (class Track_relocs): Declare next_addend.
2580 2010-12-01 Ian Lance Taylor <iant@google.com>
2582 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2585 2010-12-01 Ian Lance Taylor <iant@google.com>
2587 * README: Update compilers known to work and fail.
2589 2010-11-23 Matthias Klose <doko@ubuntu.com>
2591 * configure.in: For --enable-gold, handle value `default' instead of
2592 `both*'. Always install ld as ld.bfd, install as ld if gold is
2594 * configure: Regenerate.
2596 2010-11-18 Doug Kwan <dougkwan@google.com>
2598 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2599 and right_alignment to be zero. Store result alignment only if it is
2600 greater than existing alignment.
2602 2010-11-16 Cary Coutant <ccoutant@google.com>
2605 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2606 Check for ".zdebug_line".
2608 2010-11-16 Doug Kwan <dougkwan@google.com>
2609 Cary Coutant <ccoutant@google.com>
2611 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2612 by reference; adjust all callers.
2613 * output.cc (Output_segment::set_section_addresses): Adjust references
2614 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2616 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2617 end at page boundary.
2619 2010-11-16 Cary Coutant <ccoutant@google.com>
2622 * layout.cc (Layout::choose_output_section): Transform names of
2623 compressed sections even when using a script with a SECTIONS clause.
2624 (Layout::output_section_name): Remove code to transform
2625 compressed debug section names.
2626 * output.cc (Output_section::add_input_section): Use uncompressed
2627 section size when tracking input sections.
2629 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2631 * symtab.h (Symbol::NON_PIC_REF): Remove.
2632 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2633 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2634 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2635 (Symbol::use_plt_offset): Take a flags argument and pass it
2636 directly to needs_dynamic_reloc. Restrict check for undefined
2637 weak symbols to function calls.
2638 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2639 (Target_arm::Scan::global): Use it.
2640 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2641 (Target_arm::Relocate::relocate): Likewise.
2642 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2643 parameter with an r_type parameter. Use get_reference_flags
2645 (Target_arm::Relocate::relocate): Update accordingly.
2646 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2647 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2648 (Target_i386::Scan::global): Likewise.
2649 (Target_i386::Relocate::relocate): Likewise.
2650 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2651 parameter with an r_type parameter. Use get_reference_flags
2653 (Target_i386::Relocate::relocate): Update accordingly.
2654 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2655 (Target_powerpc::Scan::global): Use it.
2656 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2657 (Target_powerpc::Relocate::relocate): Likewise.
2658 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2659 (Target_sparc::Scan::global): Use it.
2660 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2661 (Target_sparc::Relocate::relocate): Likewise.
2662 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2663 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2664 (Target_x86_64::Scan::global): Likewise.
2665 (Target_x86_64::Relocate::relocate): Likewise.
2667 2010-11-08 Doug Kwan <dougkwan@google.com>
2668 Cary Coutant <ccoutant@google.com>
2670 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2671 (Arm_exidx_merge_section::section_contents_): New data member.
2672 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2673 (Arm_input_section::~Arm_input_section): De-allocate memory.
2674 (Arm_input_section::original_contents_): New data member.
2675 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2676 in parameters instead of calling Object::section_contents without
2678 (Arm_output_section::group_section): New parameter TASK. Pass it
2679 to callees that need locking objects.
2680 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2681 to lock EXIDX input sections. Fix a formatting issue. Call
2682 Arm_exidx_merged_section::build_contents to create merged section
2684 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2685 to lock object of stub table owner.
2686 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2687 TEXT_SIZE to initialize data member TEXT_SIZE_.
2688 (Arm_exidx_input_section::addralign): Fix typo in comment.
2689 (Arm_exidx_input_section::text_size): New method.
2690 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2691 that require locking objects. Lock objects before scanning for stubs
2692 and updating local symbols.
2693 (Arm_input_section<big_endian>::init): Copy contents of original
2695 (Arm_input_section<big_endian>::do_write): Use saved contents of
2696 original input section instead of calling Object::section_contents
2698 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2699 size without calling Object::section_size().
2700 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2701 for size. Allocate a buffer for merged EXIDX entries.
2702 (Arm_exidx_merged_section::build_contents): New method.
2703 (Arm_exidx_merged_section::do_write): Move merge section contents
2704 building code to Arm_exidx_merged_section::build_contetns. Write
2705 out contetns in buffer instead of building it on the fly.
2706 (Arm_relobj::make_exidx_input_section): Also pass text section size
2707 to Arm_exidx_input_section constructor.
2708 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2709 (Arm_dynobj::do_read_symbols): Fix memory leak.
2710 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2711 * target.h: (class Task): Add forward declaration.
2712 (Target::relax): Add new parameter TASK and pass it to
2714 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2716 2010-11-05 Cary Coutant <ccoutant@google.com>
2719 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2720 object when reading from the file.
2721 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2723 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2724 when reading section contents.
2725 (get_section_contents): Likewise.
2726 (icf::find_identical_sections): Likewise.
2727 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2728 object when reading from the file.
2729 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2730 the object when doing deferred section layout.
2732 2010-11-03 Nick Clifton <nickc@redhat.com>
2735 * script.h (class Symbol_assignment: name): New member. Returns
2736 the name of the symbol.
2737 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2738 Returns true if the given symbol name is on the list of
2739 assignments wating to be processed.
2740 * archive.cc (should_incldue_member): If the symbol is undefined,
2741 check to see if it is on the list of symbols pending assignment.
2743 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2745 * script-sections.cc (Script_sections::find_memory_region): Check
2746 for a NULL output section pointer.
2748 2010-10-29 Doug Kwan <dougkwan@google.com>
2750 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2751 Output_section::add_relaxed_input_section.
2752 * output.cc (Output_section::add_relaxed_input_section): Add new
2753 arguments LAYOUT and NAME. Set section order index.
2754 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2755 Copy section order index.
2756 * output.h (Output_section::add_relaxed_input_section): Add new
2757 arguments LAYOUT and NAME.
2759 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2761 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2762 NATIVE_OR_CROSS_LINKER.
2763 * testsuite/Makefile.in: Regenerate.
2765 2010-10-20 Doug Kwan <dougkwan@google.com>
2767 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2768 without SHF_LINK_ORDER flags.
2769 * layout.cc (Layout::choose_output_section): Do not filter
2770 SHF_LINK_ORDER flag in a relocatable link.
2772 2010-10-17 Cary Coutant <ccoutant@google.com>
2774 * output.h (Output_segment::set_section_addresses): Change function
2775 signature. Update all callers.
2776 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2778 (Output_segment::set_section_addresses): Align after last TLS
2779 section. Add padding before last relro section instead of after.
2781 2010-10-17 Doug Kwan <dougkwan@google.com>
2783 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2784 GOT output section to be writable.
2786 2010-10-14 Cary Coutant <ccoutant@google.com>
2788 * debug.h (DEBUG_INCREMENTAL): New flag.
2789 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2790 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2792 * incremental.cc (report_command_line): Ignore all forms of
2794 * layout.cc (Layout::Layout): Check parameters for incremental link
2796 * options.cc (General_options::parse_incremental): New function.
2797 (General_options::parse_no_incremental): New function.
2798 (General_options::parse_incremental_full): New function.
2799 (General_options::parse_incremental_update): New function.
2800 (General_options::incremental_mode_): New data member.
2801 (General_options::finalize): Check incremental_mode_.
2802 * options.h (General_options): Update help text for --incremental.
2803 Add --no-incremental, --incremental-full, --incremental-update.
2804 (General_options::Incremental_mode): New enum type.
2805 (General_options::incremental_mode): New function.
2806 (General_options::incremental_mode_): New data member.
2807 * parameters.cc (Parameters::incremental_mode_): New data member.
2808 (Parameters::set_options): Set incremental_mode_.
2809 (Parameters::set_incremental_full): New function.
2810 (Parameters::incremental): New function.
2811 (Parameters::incremental_update): New function.
2812 (set_parameters_incremental_full): New function.
2813 * parameters.h (Parameters::set_incremental_full): New function.
2814 (Parameters::incremental): New function.
2815 (Parameters::incremental_update): New function.
2816 (Parameters::incremental_mode_): New data member.
2817 (set_parameters_incremental_full): New function.
2818 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2819 incremental link mode.
2820 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2821 (Sized_relobj::do_relocate_sections): Likewise.
2822 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2824 * testsuite/Makefile.in: Regenerate.
2825 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2827 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2829 * script-sections.h (class Script_sections): Make
2830 Sections_elements typedef public.
2831 * script-sections.cc (class Sort_output_sections): Add elements_
2832 field. Add constructor which sets it; change all callers.
2833 (Sort_output_sections::is_before): New function.
2834 (Sort_output_sections::operator()): Call is_before.
2835 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2837 * testsuite/script_test_10.sh: New test. Test script section
2839 * testsuite/script_test_10.t: Likewise.
2840 * testsuite/script_test_10.s: Likewise.
2841 * testsuite/Makefile.am: Wrap the cross linker tests and the
2842 common tests into NATIVE_OR_CROSS_LINKER.
2843 (check_SCRIPTS): Add script_test_10.sh.
2844 (check_DATA): Add script_test_10.stdout.
2845 (script_test_10.o, script_test_10): New targets.
2846 (script_test_10.stdout): New target.
2847 * configure, testsuite/Makefile.in: Regenerate.
2849 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2851 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2852 error for the deprecated relocations.
2853 (Target_arm::Scan::global): Likewise.
2854 (Target_arm::Relocate::relocate): Likewise.
2856 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2858 * fileread.cc (Input_file::find_file): Initialize *found_name
2859 and *namep when using the fallback search for case 4.
2861 2010-10-11 Cary Coutant <ccoutant@google.com>
2863 * options.h (class General_options): Redefine -z lazy as an alias for
2864 the negation of -z now.
2866 2010-10-11 Ian Lance Taylor <iant@google.com>
2868 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2871 2010-10-06 Nick Clifton <nickc@redhat.com>
2873 * script-sections.cc(class Memory_region): Remove
2874 current_lma_offset_ field. Rename current_vma_offset_ to
2875 current_offset_. Add last_section_ field.
2876 (Memory_region::get_current_vma_address): Rename to
2877 get_current_address.
2878 (Memory_region::get_current_lma_address): Delete.
2879 (Memory_region::increment_vma_offset): Rename to
2881 (Memory_region::increment_lma_offset): Delete.
2882 (Memory_region::attributes_compatible): New method. Returns
2883 true if the provided section is compatible with the region.
2884 (Memory_region::get_last_section): New method. Returns the last
2885 section to use the region.
2886 (Memory_region::set_last_section): New method. Stores the last
2887 section to use the region.
2888 (Script_sections::block_in_region): New method. Returns true if
2889 a block of memory is contained within a region.
2890 (Script_sections::find_memory_region): New method. Locates a
2891 memory region to be used to set a VMA or LMA address.
2892 (Output_section_definition::set_section_addresses): Add code to
2893 check for addresses set by memory regions.
2894 (Output_segment::set_section_addresses): Remove memory region
2896 (Script_sections::create_segment): Add a warning if a header
2897 segment is created outside of any region.
2898 * script-sections.h (class Script_sections): Add prototypes for
2899 find_memory_region and block_in_region methods.
2900 * testsuite/memory_test.s: Use .long instead of .word.
2901 * testsuite/memory_test.t: Add some more output sections.
2902 * testsuite/memory_test.sh: Update expected output.
2904 2010-10-02 Doug Kwan <dougkwan@google.com>
2906 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
2907 defintion to symtab.h
2908 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
2909 declaration to defintion.
2911 2010-10-01 Nick Clifton <nickc@redhat.com>
2913 * expression.cc (eval): Replace dummy argument with NULL.
2914 (eval_maybe_dot): Check for a NULL result section pointer.
2915 (Symbol_expression::value): Likewise.
2916 (Dot_expression::value): Likewise.
2917 (BINARY_EXPRESSION): Likewise.
2918 (Max_expression::value): Likewise.
2919 (Min_expression::value): Likewise.
2920 (Absolute_expression::value): Likewise.
2921 (Addr_expression::value_from_output_section): Likewise.
2922 (Loaddddr_expression::value_from_output_section): Likewise.
2923 (Segment_start_expression::value): Likewise.
2924 * script-sections.cc
2925 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
2927 (Sections_elememt_dot_assignment::set_section_addresses):
2929 (Output_data_expression::do_write_to_buffer): Likewise.
2930 (Output_section_definition::finalize_symbols): Likewise.
2931 (Output_section_definition::set_section_addresses): Likewise.
2933 2010-09-30 Doug Kwan <dougkwan@google.com>
2935 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
2937 2010-09-28 Sriraman Tallam <tmsriram@google.com>
2939 * target.h (Target::can_icf_inline_merge_sections): New virtual
2941 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
2943 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
2945 * icf.cc (get_section_contents): Inline merge sections only when
2948 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2950 * configure: Regenerate.
2952 2010-09-17 Ian Lance Taylor <iant@google.com>
2954 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
2955 * testsuite/Makefile.am (memory_test.o): New target.
2956 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
2958 * testsuite/Makefile.in: Rebuild.
2960 2010-09-17 Doug Kwan <dougkwan@google.com>
2962 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
2963 defintion if relocation uses GOT entries of the symbol.
2964 * testsuite/icf_safe_test.sh: Fix test.
2965 * testsuite/icf_safe_so_test.sh: Fix test.
2967 2010-09-16 Cary Coutant <ccoutant@google.com>
2969 * script_sections.cc (class Memory_region): Remove "NULL" from
2970 vector initializations.
2972 2010-09-15 Cary Coutant <ccoutant@google.com>
2974 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
2975 Resolve forwarding symbols.
2977 2010-09-15 Doug Kwan <dougkwan@google.com>
2979 * gold/testsuite/script_test_3.t: Add ARM special sections.
2980 * gold/testsuite/script_test_4.t: Same.
2981 * gold/testsuite/script_test_5.t: Same.
2982 * gold/testsuite/script_test_6.t: Same.
2983 * gold/testsuite/script_test_7.t: Same.
2984 * gold/testsuite/script_test_7.t: Same.
2985 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
2987 2010-09-14 Cary Coutant <ccoutant@google.com>
2989 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
2990 (Target_x86_64::Relocate::relocate_tls): Replace check for
2991 saw_tls_block_reloc_ with test for executable section.
2993 2010-09-12 Cary Coutant <ccoutant@google.com>
2995 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
2996 position-independent executables to shared libraries need dynamic
2998 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
2999 position-independent executables.
3000 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3001 * testsuite/Makefile.in: Regenerate.
3003 2010-09-10 Nick Clifton <nickc@redhat.com>
3006 * testsuite/memory_test.t: Discard any sections that are not
3009 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3012 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3013 "This::" to work around a bug in gcc 4.2.
3015 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3017 2010-09-09 Rafael Espindola <espindola@google.com>
3019 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3020 sections with different PF_X flags in the same segment.
3021 (Layout::find_first_load_seg): Search all segments to find the first
3023 * options.h (rosegment): New.
3025 2010-09-08 Rafael Espindola <espindola@google.com>
3027 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3029 2010-09-08 Doug Kwan <dougkwan@google.com>
3031 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3032 (Arm_relobj::do_relocate_sections): Add new parameter for output
3033 file to match the parent.
3034 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3035 of local symbols instead of input values. Update code to track
3036 changes in gold::relocate_section.
3037 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3038 (Sized_relobj::compute_final_local_value_internal): New methods.
3039 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3040 body into private version of Sized_relobj::compute_final_local_value.
3041 Call the inline method.
3042 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3043 merged symbol value if there is one.
3044 (Symbol_value::has_output_value): New method defintiion.
3045 (Sized_relobj::Compute_final_local_value_status): New enum type.
3046 (Sized_relobj::compute_final_local_value): New methods.
3047 (Sized_relobj::compute_final_local_value_internal): New methods.
3048 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3049 and arm_cortex_a8.sh.
3050 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3051 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3053 * Makefile.in: Regenerate.
3054 * testsuite/arm_bl_out_of_range.s: Update test.
3055 * testsuite/thumb_bl_out_of_range.s: Ditto.
3056 * testsuite/thumb_blx_out_of_range.s: Ditto.
3057 * testsuite/arm_branch_out_of_range.sh: New file.
3058 * testsuite/arm_cortex_a8.sh: Ditto.
3059 * testsuite/arm_cortex_a8_b.s: Ditto.
3060 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3061 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3062 * testsuite/arm_cortex_a8_bl.s: Ditto.
3063 * testsuite/arm_cortex_a8_blx.s: Ditto.
3064 * testsuite/arm_cortex_a8_local.s: Ditto.
3065 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3066 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3068 2010-09-08 Rafael Espindola <espindola@google.com>
3070 * Makefile.am (memory_test.stdout): Run readelf with -W.
3071 * Makefile.in: Regenerate.
3072 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3075 2010-09-08 Rafael Espindola <espindola@google.com>
3077 * script-sections.cc (Script_sections::add_memory_region): Convert
3078 field precision to int.
3079 * script.cc (script_set_section_region, script_set_section_region):
3080 Convert field precision to int.
3082 2010-09-08 Rafael Espindola <espindola@google.com>
3084 * arm.cc (do_finalize_sections): Create the __exidx_start and
3085 __exdix_end symbols even when the section is missing.
3087 2010-09-08 Nick Clifton <nickc@redhat.com>
3089 * README: Remove claim that MEMORY is not supported.
3090 * expression.cc (script_exp_function_origin)
3091 (script_exp_function_length): Move from here to ...
3092 * script.cc: ... here.
3093 (script_set_section_region, script_add_memory)
3094 (script_parse_memory_attr, script_include_directive): New
3096 * script-sections.cc
3097 (class Memory_region): New class.
3098 (class Output_section_definition): Add set_memory_region,
3099 set_section_vma, set_section_lma and get_section_name methods.
3100 (class Script_Sections): Add add_memory_region,
3101 find_memory_region, find_memory_region_origin,
3102 find_memory_region_length and set_memory_region methods.
3103 Have set_section_addresses method walk the list of set memory
3105 Extend the print methos to display memory regions.
3106 * script-sections.h: Add prototypes for new methods.
3107 Add enum for MEMORY region attributes.
3108 * yyscript.y: Add support for parsing MEMORY regions.
3109 * script-c.h: Add prototypes for new functions.
3110 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3111 * testsuite/Makefile.in: Regenerate.
3112 * testsuite/memory_test.sh: New script.
3113 * testsuite/memory_test.s: New assembler source file.
3114 * testsuite/memory_test.t: New linker script.
3116 2010-08-27 Doug Kwan <dougkwan@google.com>
3118 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3119 reference override an existing dynamic weak reference.
3120 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3121 * testsuite/Makefile.in: Regenerate.
3122 * testsuite/dyn_weak_ref.sh: New file.
3123 * testsuite/dyn_weak_ref_1.c: Ditto.
3124 * testsuite/dyn_weak_ref_2.c: Ditto.
3126 2010-08-27 Ian Lance Taylor <iant@google.com>
3128 * incremental.h (class Incremental_input_entry): Add virtual
3131 2010-08-27 Ian Lance Taylor <iant@google.com>
3133 * testsuite/start_lib_test_3.c: Mark t3 as used.
3135 2010-08-27 Nick Clifton <nickc@redhat.com>
3137 * options.cc (version_script): Fix small typo in previous
3140 2010-08-25 Nick Clifton <nickc@redhat.com>
3142 * archive.cc: Formatting fixes: Remove whitespace between
3143 typename and following asterisk. Remove whitespace between
3144 function name and opening parenthesis.
3145 * archive.h: Likewise.
3147 * attributes.cc: Likewise.
3148 * attributes.h: Likewise.
3149 * common.cc: Likewise.
3150 * copy-relocs.cc: Likewise.
3151 * dirsearch.h: Likewise.
3152 * dynobj.cc: Likewise.
3153 * ehframe.cc: Likewise.
3154 * ehframe.h: Likewise.
3155 * expression.cc: Likewise.
3156 * fileread.cc: Likewise.
3157 * fileread.h: Likewise.
3159 * gold-threads.cc: Likewise.
3160 * gold.cc: Likewise.
3161 * i386.cc: Likewise.
3163 * incremental-dump.cc: Likewise.
3164 * incremental.cc: Likewise.
3165 * layout.cc: Likewise.
3166 * layout.h: Likewise.
3167 * main.cc: Likewise.
3168 * merge.cc: Likewise.
3169 * merge.h: Likewise.
3170 * object.cc: Likewise.
3171 * object.h: Likewise.
3172 * options.cc: Likewise.
3173 * options.h: Likewise.
3174 * output.cc: Likewise.
3175 * output.h: Likewise.
3176 * plugin.cc: Likewise.
3177 * plugin.h: Likewise.
3178 * powerpc.cc: Likewise.
3179 * reloc.cc: Likewise.
3180 * script-c.h: Likewise.
3181 * script-sections.cc: Likewise.
3182 * script.cc: Likewise.
3183 * stringpool.cc: Likewise.
3184 * symtab.cc: Likewise.
3185 * symtab.h: Likewise.
3186 * target.cc: Likewise.
3187 * timer.cc: Likewise.
3188 * timer.h: Likewise.
3189 * version.cc: Likewise.
3190 * x86_64.cc: Likewise.
3192 2010-08-24 Nick Clifton <nickc@redhat.com>
3195 * layout.cc (segment_precedes): Sort segments by their physical
3196 addresses, if they have been set.
3198 2010-08-23 Cary Coutant <ccoutant@google.com>
3200 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3202 (Lib_group::include_member): Unlock object after deleting its
3204 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3207 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3208 Cary Coutant <ccoutant@google.com>
3210 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3211 constructor, and set_blocker.
3212 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3214 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3215 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3216 * testsuite/Makefile.am (start_lib_test): New test case.
3217 * testsuite/Makefile.in: Regenerate.
3218 * testsuite/start_lib_test_main.c: New file.
3219 * testsuite/start_lib_test_1.c: New file.
3220 * testsuite/start_lib_test_2.c: New file.
3221 * testsuite/start_lib_test_3.c: New file.
3223 2010-08-19 Ian Lance Taylor <iant@google.com>
3225 * Makefile.in: Rebuild with automake 1.11.1.
3226 * aclocal.m4: Likewise.
3227 * testsuite/Makefile.in: Likewise.
3229 2010-08-19 Ian Lance Taylor <iant@google.com>
3232 * i386.cc (class Output_data_plt_i386): Update declarations.
3233 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3234 local_ifuncs_ fields.
3235 (Target_i386::do_plt_section_for_global): New function.
3236 (Target_i386::do_plt_section_for_local): New function.
3237 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3238 parameter; change all callers. Initialize global_ifuncs_ and
3239 local_ifuncs_. If doing a static link define __rel_iplt_start and
3241 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3242 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3243 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3245 (Target_i386::make_plt_section): New function, broken out of
3246 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3247 (Target_i386::make_plt_entry): Call make_plt_section.
3248 (Target_i386::make_local_ifunc_plt_entry): New function.
3249 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3250 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3251 R_386_IRELATIVE to switch.
3252 (Target_i386::Scan::global): Likewise.
3253 (Target_i386::Relocate::relocate): Likewise.
3254 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3256 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3257 (Target_x86_64::do_plt_section_for_global): New function.
3258 (Target_x86_64::do_plt_section_for_local): New function.
3259 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3260 parameter; change all callers. If doing a static link define
3261 __rela_iplt_start and __rela_iplt_end.
3262 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3263 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3264 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3266 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3267 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3269 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3270 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3271 R_X86_64_IRELATIVE to switch.
3272 (Target_x86_64::Scan::global): Likewise.
3273 (Target_x86_64::Relocate::relocate): Likewise.
3274 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3276 * target.h (class Target): Add plt_section_for_global and
3277 plt_section_for_local functions. Add do_plt_section_for_global
3278 and do_plt_section_for_local virtual functions.
3279 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3280 clarifying comments.
3281 (Symbol::use_plt_offset): Handle IFUNC symbol.
3282 * object.cc (Sized_relobj::Sized_relobj): Initialize
3284 (Sized_relobj::local_has_plt_offset): New function.
3285 (Sized_relobj::local_plt_offset): New function.
3286 (Sized_relobj::set_local_plt_offset): New function.
3287 (Sized_relobj::do_count): Handle IFUNC symbol.
3288 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3289 a bit away from input_shndx_ field. Add set_is_func_symbol and
3290 is_ifunc_symbol functions.
3291 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3292 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3293 local_plt_offsets_ field.
3294 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3295 * output.h (class Output_section_data): Add non-const
3296 output_section function.
3297 (class Output_data_got): Update declarations.
3298 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3299 Add use_plt_offset parameter to global and local constructors.
3300 Change all callers. Change local_sym_index_ field to 31 bits.
3301 Change GSYM_CODE and CONSTANT_CODE accordingly.
3302 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3303 doing a static link don't set sh_link field.
3304 (Output_data_got::Got_entry::write): Use PLT offset if
3306 (Output_data_got::add_global_plt): New function.
3307 (Output_data_got::add_local_plt): New function.
3308 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3309 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3310 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3311 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3312 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3314 * testsuite/ifunc-sel.h: New file.
3315 * testsuite/ifuncmain1.c: New file.
3316 * testsuite/ifuncmain1vis.c: New file.
3317 * testsuite/ifuncmod1.c: New file.
3318 * testsuite/ifuncdep2.c: New file.
3319 * testsuite/ifuncmain2.c: New file.
3320 * testsuite/ifuncmain3.c: New file.
3321 * testsuite/ifuncmod3.c: New file.
3322 * testsuite/ifuncmain4.c: New file.
3323 * testsuite/ifuncmain5.c: New file.
3324 * testsuite/ifuncmod5.c: New file.
3325 * testsuite/ifuncmain6pie.c: New file.
3326 * testsuite/ifuncmod6.c: New file.
3327 * testsuite/ifuncmain7.c: New file.
3328 * configure, testsuite/Makefile.in: Rebuild.
3330 2010-08-18 Ian Lance Taylor <iant@google.com>
3333 (Output_section_incremental_inputs::write_input_files): Add cast
3334 to avoid signed/unsigned comparison warning.
3335 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3337 2010-08-12 Cary Coutant <ccoutant@google.com>
3339 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3341 2010-08-13 Ian Lance Taylor <iant@google.com>
3343 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3345 2010-08-12 Cary Coutant <ccoutant@google.com>
3346 Doug Kwan <dougkwan@google.com>
3348 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3349 defintion overrides non-weak undef, remember that the original undef
3351 * symtab.cc (Symbol_table::sized_write_global): For undef without
3352 an original weak binding, set binding to global in output.
3353 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3354 * testsuite/Makefile.in: Regenerate.
3355 * testsuite/strong_ref_weak_def.sh: New file.
3356 * testsuite/strong_ref_weak_def_1.c: Ditto.
3357 * testsuite/strong_ref_weak_def_2.c: Ditto.
3359 2010-08-12 Cary Coutant <ccoutant@google.com>
3361 * testsuite/incremental_test.sh: Rewrite.
3362 * testsuite/incremental_test_1.c: Rewrite.
3363 * testsuite/incremental_test_2.c: Rewrite.
3365 2010-08-12 Cary Coutant <ccoutant@google.com>
3367 * arm.cc (Target_arm::got_size): Add const.
3368 (Target_arm::got_entry_count): New function.
3369 (Target_arm::plt_entry_count): New function.
3370 (Target_arm::first_plt_entry_offset): New function.
3371 (Target_arm::plt_entry_size): New function.
3372 (Output_data_plt_arm::entry_count): New function.
3373 (Output_data_plt_arm::first_plt_entry_offset): New function.
3374 (Output_data_plt_arm::get_plt_entry_size): New function.
3375 * i386.cc (Target_i386::got_size): Add const.
3376 (Target_i386::got_entry_count): New function.
3377 (Target_i386::plt_entry_count): New function.
3378 (Target_i386::first_plt_entry_offset): New function.
3379 (Target_i386::plt_entry_size): New function.
3380 (Output_data_plt_i386::entry_count): New function.
3381 (Output_data_plt_i386::first_plt_entry_offset): New function.
3382 (Output_data_plt_i386::get_plt_entry_size): New function.
3383 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3384 find_incremental_inputs_sections. Dump incremental_got_plt section.
3385 * incremental.cc: Include target.h.
3386 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3387 parameter. Adjust all callers. Find incremental_got_plt section.
3388 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3390 (Output_section_incremental_inputs::set_final_data_size): Calculate
3391 size of incremental_got_plt section.
3392 (Output_section_incremental_inputs::do_write): Write the
3393 incremental_got_plt section.
3394 (Got_plt_view_info): New struct.
3395 (Local_got_offset_visitor): New class.
3396 (Global_got_offset_visitor): New class.
3397 (Global_symbol_visitor_got_plt): New class.
3398 (Output_section_incremental_inputs::write_got_plt): New function.
3399 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3400 Add parameter. Adjust all callers.
3401 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3402 (Incremental_inputs::got_plt_section): New function.
3403 (Incremental_inputs::got_plt_section_): New data member.
3404 (Incremental_got_plt_reader): New class.
3405 * layout.cc (Layout::create_incremental_info_sections): Add the
3406 incremental_got_plt section.
3407 * object.h (Got_offset_list::get_list): New function.
3408 (Got offset_list::for_all_got_offsets): New function.
3409 (Sized_relobj::local_got_offset_list): New function.
3410 * powerpc.cc (Target_powerpc::got_size): Add const.
3411 (Target_powerpc::got_entry_count): New function.
3412 (Target_powerpc::plt_entry_count): New function.
3413 (Target_powerpc::first_plt_entry_offset): New function.
3414 (Target_powerpc::plt_entry_size): New function.
3415 (Output_data_plt_powerpc::entry_count): New function.
3416 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3417 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3418 * sparc.cc (Target_sparc::got_size): Add const.
3419 (Target_sparc::got_entry_count): New function.
3420 (Target_sparc::plt_entry_count): New function.
3421 (Target_sparc::first_plt_entry_offset): New function.
3422 (Target_sparc::plt_entry_size): New function.
3423 (Output_data_plt_sparc::entry_count): New function.
3424 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3425 (Output_data_plt_sparc::get_plt_entry_size): New function.
3426 * symtab.h (Symbol::got_offset_list): New function.
3427 (Symbol_table::for_all_symbols): New function.
3428 * target.h (Sized_target::got_entry_count): New function.
3429 (Sized_target::plt_entry_count): New function.
3430 (Sized_target::plt_entry_size): New function.
3431 * x86_64.cc (Target_x86_64::got_size): Add const.
3432 (Target_x86_64::got_entry_count): New function.
3433 (Target_x86_64::plt_entry_count): New function.
3434 (Target_x86_64::first_plt_entry_offset): New function.
3435 (Target_x86_64::plt_entry_size): New function.
3436 (Output_data_plt_x86_64::entry_count): New function.
3437 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3438 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3440 2010-08-12 Cary Coutant <ccoutant@google.com>
3442 * archive.cc: Include incremental.h.
3443 (Archive::Archive): Initialize incremental_info_.
3444 (Archive::include_member): Record archive members in incremental info.
3445 (Add_archive_symbols::run): Record begin and end of an archive in
3447 (Lib_group::include_member): Record objects in incremental info.
3448 * archive.h (Incremental_archive_entry): Forward declaration.
3449 (Archive::set_incremental_info): New member function.
3450 (Archive::incremental_info): New member function.
3451 (Archive::Unused_symbol_iterator): New class.
3452 (Archive::unused_symbols_begin): New member function.
3453 (Archive::unused_symbols_end): New member function.
3454 (Archive::incremental_info_): New data member.
3455 * incremental-dump.cc (find_input_containing_global): New function.
3456 (dump_incremental_inputs): Dump new incremental info sections.
3457 * incremental.cc: Include symtab.h.
3458 (Output_section_incremental_inputs): New class.
3459 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3460 new incremental info sections.
3461 (Sized_incremental_binary::do_check_inputs): Likewise.
3462 (Incremental_inputs::report_archive): Remove.
3463 (Incremental_inputs::report_archive_begin): New function.
3464 (Incremental_inputs::report_archive_end): New function.
3465 (Incremental_inputs::report_object): New function.
3466 (Incremental_inputs::finalize_inputs): Remove.
3467 (Incremental_inputs::report_input_section): New function.
3468 (Incremental_inputs::report_script): Rewrite.
3469 (Incremental_inputs::finalize): Do nothing but finalize string table.
3470 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3471 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3472 (Incremental_inputs::create_data_sections): New function.
3473 (Incremental_inputs::relocs_entsize): New function.
3474 (Output_section_incremental_inputs::set_final_data_size): New function.
3475 (Output_section_incremental_inputs::do_write): New function.
3476 (Output_section_incremental_inputs::write_header): New function.
3477 (Output_section_incremental_inputs::write_input_files): New function.
3478 (Output_section_incremental_inputs::write_info_blocks): New function.
3479 (Output_section_incremental_inputs::write_symtab): New function.
3480 * incremental.h (Incremental_script_entry): Forward declaration.
3481 (Incremental_object_entry): Forward declaration.
3482 (Incremental_archive_entry): Forward declaration.
3483 (Incremental_inputs): Forward declaration.
3484 (Incremental_inputs_header_data): Remove.
3485 (Incremental_inputs_header): Remove.
3486 (Incremental_inputs_header_write): Remove.
3487 (Incremental_inputs_entry_data): Remove.
3488 (Incremental_inputs_entry): Remove.
3489 (Incremental_inputs_entry_write): Remove.
3490 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3491 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3492 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3493 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3495 (Incremental_input_entry): New class.
3496 (Incremental_script_entry): New class.
3497 (Incremental_object_entry): New class.
3498 (Incremental_archive_entry): New class.
3499 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3500 (Incremental_inputs::report_inputs): Remove.
3501 (Incremental_inputs::report_archive): Remove.
3502 (Incremental_inputs::report_archive_begin): New function.
3503 (Incremental_inputs::report_archive_end): New function.
3504 (Incremental_inputs::report_object): Change prototype.
3505 (Incremental_inputs::report_input_section): New function.
3506 (Incremental_inputs::report_script): Change prototype.
3507 (Incremental_inputs::get_reloc_count): New function.
3508 (Incremental_inputs::set_reloc_count): New function.
3509 (Incremental_inputs::create_data_sections): New function.
3510 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3511 (Incremental_inputs::inputs_section): New function.
3512 (Incremental_inputs::symtab_section): New function.
3513 (Incremental_inputs::relocs_section): New function.
3514 (Incremental_inputs::get_stringpool): Add const.
3515 (Incremental_inputs::command_line): Add const.
3516 (Incremental_inputs::inputs): Remove.
3517 (Incremental_inputs::command_line_key): New function.
3518 (Incremental_inputs::input_file_count): New function.
3519 (Incremental_inputs::input_files): New function.
3520 (Incremental_inputs::relocs_entsize): New function.
3521 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3522 (Incremental_inputs::finalize_inputs): Remove.
3523 (Incremental_inputs::Input_info): Remove.
3524 (Incremental_inputs::lock_): Remove.
3525 (Incremental_inputs::inputs_): Change type.
3526 (Incremental_inputs::inputs_map_): Remove.
3527 (Incremental_inputs::current_object_entry_): New data member.
3528 (Incremental_inputs::inputs_section_): New data member.
3529 (Incremental_inputs::symtab_section_): New data member.
3530 (Incremental_inputs::relocs_section_): New data member.
3531 (Incremental_inputs::reloc_count_): New data member.
3532 (Incremental_inputs_reader): New class.
3533 (Incremental_symtab_reader): New class.
3534 (Incremental_relocs_reader): New class.
3535 * layout.cc (Layout::finalize): Move finalization of incremental info
3536 and creation of incremental info sections to follow finalization of
3537 symbol table. Set offsets for postprocessing sections.
3538 (Layout::create_incremental_info_sections): Call
3539 Incremental_inputs::create_data_sections. Add incremental symtab
3540 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3541 sections to layout after input sections.
3542 * layout.h (struct Timespec): Forward declaration.
3543 (Layout::incremental_inputs): Add const.
3544 (Layout::create_incremental_info_sections): Add parameter.
3545 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3546 * object.cc: Include incremental.h.
3547 (Relobj::finalize_incremental_relocs): New function.
3548 (Sized_relobj::do_layout): Record input sections in incremental info.
3549 * object.h (Object::output_section): New function.
3550 (Object::output_section_offset): Moved from Relobj.
3551 (Object::get_incremental_reloc_base): New function.
3552 (Object::get_incremental_reloc_count): New function.
3553 (Object::do_output_section): New function.
3554 (Object::do_output_section_offset): Moved from Relobj.
3555 (Object::do_get_incremental_reloc_base): New function.
3556 (Object::do_get_incremental_reloc_count): New function.
3557 (Object::Object): Initialize new data members.
3558 (Relobj::output_section): Renamed do_output_section and moved to
3560 (Relobj::output_section_offset): Moved to Object.
3561 (Relobj::do_get_incremental_reloc_base): New function.
3562 (Relobj::do_get_incremental_reloc_count): New function.
3563 (Relobj::allocate_incremental_reloc_counts): New function.
3564 (Relobj::count_incremental_reloc): New function.
3565 (Relobj::finalize_incremental_relocs): New function.
3566 (Relobj::next_incremental_reloc_index): New function.
3567 (Relobj::reloc_counts_): New data member.
3568 (Relobj::reloc_bases_): New data member.
3569 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3570 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3571 (Sized_relobj::incremental_relocs_scan): New function.
3572 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3573 (Sized_relobj::incremental_relocs_write): New function.
3574 (Sized_relobj::incremental_relocs_write_reltype): New function.
3575 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3577 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3578 archives and object files elsewhere.
3579 (Add_symbols::run): Report object files here.
3580 (Finish_group::run): Report end of archive at end of group.
3581 * reloc.cc: Include layout.h, incremental.h.
3582 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3583 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3584 (Sized_relobj::incremental_relocs_scan): New function.
3585 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3586 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3587 (Sized_relobj::incremental_relocs_write): New function.
3588 (Sized_relobj::incremental_relocs_write_reltype): New function.
3589 * script.cc (read_input_script): Rewrite test for incremental link.
3590 Change call to Incremental_inputs::report_script.
3591 * symtab.h (Symbol_table::first_global_index): New function.
3592 (Symbol_table::output_count): New function.
3594 2010-08-12 Doug Kwan <dougkwan@google.com>
3596 * arm.cc (Target_arm::merge_object_attributes): Check command line
3597 options --no-wchar-size-warning and --no-enum-size-warning.
3598 * options.h (General_options): Add ld-compatible options
3599 --no-enum-size-warning and --no-wchar-size-warning.
3601 2010-08-04 Ian Lance Taylor <iant@google.com>
3603 * x86_64.cc (Target_x86_64::Scan::local): Use
3604 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3605 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3606 (Target_x86_64::Scan::global): Likewise.
3607 (Target_x86_64::Relocate::relocate): Likewise.
3608 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3611 2010-08-03 Cary Coutant <ccoutant@google.com>
3613 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3614 to reserve space in merged_strings vector. Keep total input size
3616 (Output_merge_string::do_print_merge_stats): Print total input size.
3617 * merge.h (Output_merge_string): Add input_size_ field.
3618 * stringpool.cc (Stringpool_template::string_length): Move
3619 implementations out of Stringpool_template class and place in
3621 * stringpool.h (string_length): Move out of Stringpool_template.
3623 2010-08-03 Ian Lance Taylor <iant@google.com>
3626 * layout.cc (relaxation_loop_body): If address of load segment is
3627 set, adjust address to include headers if possible.
3629 2010-08-03 Ian Lance Taylor <iant@google.com>
3631 * version.cc (version_string): Bump to 1.10.
3633 2010-08-03 Ian Lance Taylor <iant@google.com>
3636 * layout.h (enum Output_section_order): Define.
3637 (class Layout): Update declarations.
3638 * layout.cc (Layout::get_output_section): Add order parameter.
3639 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3640 is_first_non_relro parameters. Change all callers.
3641 (Layout::choose_output_section): Likewise.
3642 (Layout::add_output_section_data): Likewise.
3643 (Layout::make_output_section): Likewise. Set order.
3644 (Layout::default_section_order): New function.
3645 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3646 * output.cc (Output_section::Output_section): Initialize order_.
3647 Don't initialize deleted fields.
3648 (Output_segment::Output_segment): Don't initialize deleted
3650 (Output_segment::add_output_section_to_load): New function
3651 replacing add_output_section. Change all callers to call this or
3652 add_output_section_to_nonload.
3653 (Output_segment::add_output_section_to_nonload): New function.
3654 (Output_segment::remove_output_section): Rewrite.
3655 (Output_segment::add_initial_output_data): Likewise.
3656 (Output_segment::has_any_data_sections): Likewise.
3657 (Output_segment::is_first_section_relro): Likewise.
3658 (Output_segment::maximum_alignment): Likewise.
3659 (Output_segment::has_dynamic_reloc): New function replacing
3660 dynamic_reloc_count. Change all callers.
3661 (Output_segment::has_dynamic_reloc_list): New function replacing
3662 dynamic_reloc_count_list. Change all callers.
3663 (Output_segment::set_section_addresses): Rewrite.
3664 (Output_segment::set_offset): Rewrite.
3665 (Output_segment::find_first_and_last_list): Remove.
3666 (Output_segment::set_tls_offsets): Rewrite.
3667 (Output_segment::first_section_load_address): Likewise.
3668 (Output_segment::output_section_count): Likewise.
3669 (Output_segment::section_with_lowest_load_address): Likewise.
3670 (Output_segment::write_section_headers): Likewise.
3671 (Output_segment::print_sections_to_map): Likewise.
3672 * output.h (class Output_data): Remove dynamic_reloc_count_
3673 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3674 (Output_data::add_dynamic_reloc): Rewrite.
3675 (Output_data::has_dynamic_reloc): New function.
3676 (Output_data::dynamic_reloc_count): Remove.
3677 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3678 is_last_relro_, is_first_non_relro_, is_interp_,
3679 is_dynamic_linker_section_ fields. Add order and set_order
3680 functions. Remove is_relro_local, set_is_relro_local,
3681 is_last_relro, set_is_last_relro, is_first_non_relro,
3682 set_is_first_non_relro functions, is_interp, set_is_interp,
3683 is_dynamic_linker_section, and set_is_dynamic_linker_section
3685 (class Output_segment): Change Output_data_list from std::list to
3686 std:;vector. Add output_lists_ field. Remove output_data_ and
3687 output_bss_ fields. Update declarations.
3689 2010-08-02 Ian Lance Taylor <iant@google.com>
3691 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3692 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3693 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3695 2010-08-02 Ian Lance Taylor <iant@google.com>
3698 * script.cc (Script_options::Script_options): Initialize
3699 symbol_definitions_ and symbol_references_.
3700 (Script_options::add_symbol_assignment): Update
3701 symbol_definitions_ and symbol_references_.
3702 (Script_options::add_symbol_reference): New function.
3703 (script_symbol): New function.
3704 * script.h (class Script_options): Add symbol_definitions_ and
3705 symbol_references_ fields.
3706 (Script_options::referenced_const_iterator): New type.
3707 (Script_options::referenced_begin): New function.
3708 (Script_options::referenced_end): New function.
3709 (Script_options::is_referenced): New function.
3710 (Script_options::any_unreferenced): New function.
3711 * script-c.h (script_symbol): Declare.
3712 * yyscript.y (exp): Call script_symbol.
3713 * symtab.cc: Include "script.h".
3714 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3715 Change all callers. Check symbols referenced by scripts.
3716 (Symbol_table::add_undefined_symbols_from_command_line): Add
3717 layout parameter. Change all callers.
3718 (Symbol_table::do_add_undefined_symbols_from_command_line):
3719 Likewise. Break out loop body. Check symbols referenced by
3721 (Symbol_table::add_undefined_symbol_from_command_line): New
3722 function broken out of
3723 do_add_undefined_symbols_from_command_line.
3724 * symtab.h (class Symbol_table): Update declarations.
3725 * archive.cc: Include "layout.h".
3726 (Archive::should_include_member): Add layout parameter. Change
3727 all callers. Check for symbol mentioned in expression.
3728 * archive.h (class Archive): Update declaration.
3729 * object.cc (Sized_relobj::do_should_include_member): Add layout
3731 * object.h (Object::should_include_member): Add layout parameter.
3733 (Object::do_should_include_member): Add layout parameter.
3734 (class Sized_relobj): Update declaration.
3735 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3737 * dynobj.h (class Sized_dynobj): Update declaration.
3738 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3740 * plugin.h (class Sized_pluginobj): Update declaration.
3742 2010-08-02 Ian Lance Taylor <iant@google.com>
3745 * output.cc (Output_segment::set_offset): Search for the first and
3746 last sections rather than assuming that the list is in order.
3747 (Output_segment::find_first_and_last_list): New function.
3748 * output.h (class Output_segment): Update declarations.
3749 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3750 (relro_strip_test_SOURCES): New variable.
3751 (relro_strip_test_DEPENDENCIES): New variable.
3752 (relro_strip_test_LDFLAGS): New variable.
3753 (relro_strip_test_LDADD): New variable.
3754 (relro_strip_test.so): New target.
3756 2010-08-02 Ian Lance Taylor <iant@google.com>
3758 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3759 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3760 (Target_i386::got_tlsdesc_section): New function.
3761 (Target_i386::got_section): Create space for GOT entries for
3762 TLSDESC relocations.
3763 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3765 (Target_i386::Scan::global): Likewise.
3766 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3768 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3769 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3770 (Target_x86_64::got_tlsdesc_section): New function.
3771 (Target_x86_64::got_section): Create space for GOT entries for
3772 TLSDESC relocations.
3773 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3775 (Target_x86_64::Scan::global): Likewise.
3776 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3779 2010-08-02 Ian Lance Taylor <iant@google.com>
3781 * testsuite/final_layout.sh: Use dc to convert from hex to
3784 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3786 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3787 paramter to the call to gold::gc_process_relocs.
3788 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3789 paramter to the call to gold::gc_process_relocs.
3790 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3791 parameter to the call to gold::gc_process_relocs.
3792 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3793 template parameter to the call to gold::gc_process_relocs.
3794 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3795 paramter to the call to gold::gc_process_relocs.
3796 * gc.h (get_embedded_addend_size): New function.
3797 (gc_process_relocs): Save the size of the reloc for use by ICF.
3798 * icf.cc (get_section_contents): Get the addend from the text section
3799 for SHT_REL relocation sections.
3800 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3801 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3802 * int_encoding.h (read_from_pointer): New overloaded function.
3803 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3804 * testsuite/icf_sht_rel_addend_test.sh: New file.
3805 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3806 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3808 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3810 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3811 * Makefile.in: Regenerate.
3812 * testsuite/Makefile.in: Regenerate.
3814 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3816 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3817 * gold/testsuite/debug_msg.cc: Likewise.
3818 * gold/testsuite/odr_violation1.cc
3819 * gold/testsuite/odr_violation2.cc
3821 2010-07-21 Cary Coutant <ccoutant@google.com>
3823 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3824 string, and length fields.
3825 (Output_merge_string::Merged_strings_list): New type.
3826 (Output_merge_string::Merged_strings_lists): New typedef.
3827 (Output_merge_string): Replace merged_strings_ with
3828 merged_strings_lists_.
3829 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3830 Merged_strings_list per input object and section. Don't store pointer
3831 to the string. Don't store length with each merged string entry.
3832 (Output_merge_string::finalize_merged_data): Loop over list of merged
3833 strings lists. Recompute length of each merged string.
3835 2010-07-15 Cary Coutant <ccoutant@google.com>
3837 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3840 2010-07-14 Ian Lance Taylor <iant@google.com>
3842 * descriptors.cc (Descriptors::open): Report correct name in error
3845 2010-07-13 Doug Kwan <dougkwan@google.com>
3847 * arm.cc (Arm_input_section::Arm_input_section): For a
3848 SHT_ARM_EXIDX section, always keeps the input sections.
3849 (Arm_input_section::set_exidx_section_link): New method.
3850 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3851 has_errors_ to false.
3852 (Arm_exidx_input_section::has_errors,
3853 Arm_exidx_input_section::set_has_errors): New methods.
3854 (Arm_exidx_input_section::has_errors_): New data member.
3855 (Arm_relobj::get_exidx_shndx_list): New method.
3856 (Arm_output_section::append_text_sections_to_list): Do not skip
3857 section without SHF_EXECINSTR.
3858 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3860 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3861 section header. Make error messages more verbose. Check for
3862 a non-executable section linked to an EXIDX section.
3863 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3864 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3865 check that there is no deferred EXIDX section if we exit early.
3866 Instead of not making an EXIDX section in case of an error, make one
3867 and set the has_errors flag of it.
3868 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3869 in a relocatable link.
3870 (Target_arm::do_relax): Look for the EXIDX output section instead of
3871 assuming that it is called .ARM.exidx.
3872 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3873 section list. Do not check for SHF_EXECINSTR section flags but
3874 skip any input section with errors.
3875 * output.cc (Output_section::Output_section): Initialize
3876 always_keeps_input_sections_ to false.
3877 (Output_section::add_input_section): Check for
3878 always_keeps_input_sections_.
3879 * output.h (Output_section::always_keeps_input_sections,
3880 Output_section::set_always_keeps_input_sections): New methods.
3881 (Output_section::always_keeps_input_sections): New data member.
3883 2010-07-13 Rafael Espindola <espindola@google.com>
3885 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3886 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3888 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3889 Ian Lance Taylor <iant@google.com>
3891 * output.h (Output_section_lookup_maps::add_merge_section):
3892 Correct check of whether value was inserted.
3893 (Output_section_lookup_maps::add_merge_input_section): Likewise.
3894 (Output_section_lookup_maps::add_relaxed_input_section):
3896 * arm.cc (Target_arm::got_section): Remove used local os.
3897 * i386.cc (Target_i386::got_section): Likewise.
3898 * x86_64.cc (Target_x86_64::got_section): Likewise.
3899 * sparc.cc (Target_sparc::got_section): Likewise.
3900 (Target_sparc::relocate): Remove unused local have_got_offset.
3901 * powerpc.cc (Target_powerpc::relocate): Likewise.
3903 2010-07-13 Ian Lance Taylor <iant@google.com>
3905 * compressed_output.cc (zlib_decompress): Fix signature in
3908 * archive.cc (Archive::include_member): Unlock an external member
3909 of a thin archive. Don't bother to delete an object we know is
3912 2010-07-12 Cary Coutant <ccoutant@google.com>
3914 * compressed_output.cc (zlib_decompress): New function.
3915 (get_uncompressed_size): New function.
3916 (decompress_input_section): New function.
3917 * compressed_output.h (get_uncompressed_size): New function.
3918 (decompress_input_section): New function.
3919 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
3920 Handle compressed debug sections.
3921 * layout.cc (is_compressed_debug_section): New function.
3922 (Layout::output_section_name): Map compressed section names to
3924 * layout.h (is_compressed_debug_section): New function.
3925 (is_debug_info_section): Recognize compressed debug sections.
3926 * merge.cc: Include compressed_output.h.
3927 (Output_merge_data::do_add_input_section): Handle compressed
3929 (Output_merge_string::do_add_input_section): Handle compressed
3931 * object.cc: Include compressed_output.h.
3932 (Sized_relobj::Sized_relobj): Initialize new data members.
3933 (build_compressed_section_map): New function.
3934 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
3935 * object.h (Object::section_is_compressed): New method.
3936 (Object::do_section_is_compressed): New method.
3937 (Sized_relobj::Compressed_section_map): New type.
3938 (Sized_relobj::do_section_is_compressed): New method.
3939 (Sized_relobj::compressed_sections_): New data member.
3940 * output.cc (Output_section::add_input_section): Handle compressed
3942 * reloc.cc: Include compressed_output.h.
3943 (Sized_relobj::write_sections): Handle compressed debug sections.
3945 2010-07-08 Cary Coutant <ccoutant@google.com>
3947 * resolve.cc (Symbol_table::resolve): Remember whether undef was
3948 weak when resolving to a dynamic def.
3949 (Symbol_table::should_override): Add adjust_dyndef flag; set it
3950 for weak undef/dynamic def cases. Adjust callers.
3951 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
3952 undef_binding_weak_.
3953 (Symbol_table::sized_write_globals): Adjust symbol binding.
3954 (Symbol_table::sized_write_symbol): Add binding parameter.
3955 * symtab.h (Symbol::set_undef_binding): New method.
3956 (Symbol::is_undef_binding_weak): New method.
3957 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
3958 (Symbol_table::should_override): Add new parameter.
3959 (Symbol_table::sized_write_symbol): Add new parameter.
3961 * testsuite/weak_undef_file1.cc: Add new test case.
3962 * testsuite/weak_undef_file2.cc: Fix header comment.
3963 * testsuite/weak_undef_test.cc: Add new test case.
3965 2010-06-29 Doug Kwan <dougkwan@google.com>
3967 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
3968 Initialize USE_SYMBOL_.
3969 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
3971 (Arm_reloc_property::uses_symbol_): New data member declaration.
3972 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
3973 uses symbol value and symbol is undefined but not weakly undefined.
3975 2010-06-28 Rafael Espindola <espindola@google.com>
3977 * plugin.cc (Plugin::load): Use dlerror.
3979 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
3981 * symtab.cc (detect_odr_violations): When reporting an ODR
3982 violation, report an object where the symbol is defined.
3984 2010-06-25 Doug Kwan <dougkwan@google.com>
3986 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
3987 (Target_arm::section_may_have_icf_unsafe_pointers): New method
3989 (Target_arm::Scan::local_reloc_may_be_function_pointer,
3990 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
3991 target hook to detect function points.
3992 (Target_arm::Scan::possible_function_pointer_reloc): New method.
3993 * icf.h (Icf::check_section_for_function_pointers): Change type of
3994 parameter SECTION_NAME to const reference to std::string. Use
3995 target hook to determine if section may have unsafe pointers.
3996 * target.h (Target::section_may_have_icf_unsafe_pointers): New
3999 2010-06-21 Rafael Espindola <espindola@google.com>
4001 * fileread.cc (Input_file::find_fie): New
4002 (Input_file::open): Use Input_file::find_fie.
4003 * fileread.h (Input_file::find_fie): New
4004 * plugin.cc (set_extra_library_path): New.
4005 (Plugin::load): Add set_extra_library_path to the transfer vector.
4006 (Plugin_manager::set_extra_library_path): New.
4007 (Plugin_manager::add_input_file): Use the extra search path if set.
4008 (set_extra_library_path(): New.
4009 * plugin.h (Plugin_manager): Add set_extra_library_path and
4012 2010-06-19 Cary Coutant <ccoutant@google.com>
4014 * layout.cc (gdb_sections): Add .debug_types.
4015 (lines_only_debug_sections): Likewise.
4017 2010-06-18 Rafael Espindola <espindola@google.com>
4019 * plugin.cc (add_input_file,add_input_library)
4020 (Plugin_manager::add_input_file): Make filename arguments const.
4021 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4024 2010-06-16 Doug Kwan <dougkwan@google.com>
4026 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4027 .ARM.attributes section if we have not merged any input
4028 attributes sections.
4030 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4032 * arm.cc: Allow combining objects with no EABI version
4035 2010-06-15 Rafael Espindola <espindola@google.com>
4037 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4039 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4041 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4042 (struct iovec): Correct !HAVE_READV definition.
4044 2010-06-10 Cary Coutant <ccoutant@google.com>
4046 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4047 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4049 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4052 * symtab.h (Symbol::is_placeholder): New member function.
4053 * target-reloc.h (relocate_section): Check for placeholder symbols.
4055 * testsuite/Makefile.am (plugin_test_8): New test.
4056 (plugin_test_9): New test.
4057 * testsuite/Makefile.in: Regenerate.
4059 2010-06-09 Nick Clifton <nickc@redhat.com>
4061 * yyscript.y (input_list_element): Allow strings prefixed with
4062 the '-' character. Treat these as libraries.
4063 * script.cc (script_add_library): New function. Adds a library
4064 specified by "-l<name>" found in an input script.
4065 * script-c.h: Add prototype for script_add_library.
4067 2010-06-07 Doug Kwan <dougkwan@google.com>
4069 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4070 Restrict stub-group size to be within long conditional branch
4071 range when working around cortex-A8 erratum.
4073 2010-06-07 Damien Diederen <dd@crosstwine.com>
4075 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4078 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4082 (Output_section::Input_section_sort_entry::compare_section_ordering):
4083 Change to return non-zero correctly.
4084 (Output_section::Input_section_sort_section_order_index_compare
4085 ::operator()): Change to fix ambiguity in comparisons.
4087 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4089 * gold.h (is_wildcard_string): New function.
4090 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4091 (Layout::layout_eh_frame): Ditto.
4092 (Layout::find_section_order_index): New method.
4093 (Layout::read_layout_from_file): New method.
4094 * layout.h (Layout::find_section_order_index): New method.
4095 (Layout::read_layout_from_file): New method.
4096 (Layout::input_section_position_): New private member.
4097 (Layout::input_section_glob_): New private member.
4098 * main.cc (main): Call read_layout_from_file here.
4099 * options.h (--section-ordering-file): New option.
4100 * output.cc (Output_section::input_section_order_specified_): New
4102 (Output_section::Output_section): Initialize new member.
4103 (Output_section::add_input_section): Add new parameter.
4104 Keep input sections when --section-ordering-file is used.
4105 (Output_section::set_final_data_size): Sort input sections when
4106 section ordering file is specified.
4107 (Output_section::Input_section_sort_entry): Add new parameter.
4109 (Output_section::Input_section_sort_entry::compare_section_ordering):
4111 (Output_section::Input_section_sort_compare::operator()): Change to
4112 consider section_order_index.
4113 (Output_section::Input_section_sort_init_fini_compare::operator()):
4114 Change to consider section_order_index.
4115 (Output_section::Input_section_sort_section_order_index_compare
4116 ::operator()): New method.
4117 (Output_section::sort_attached_input_sections): Change to sort
4118 according to section order when specified.
4119 (Output_section::add_input_section<32, true>): Add new parameter.
4120 (Output_section::add_input_section<64, true>): Add new parameter.
4121 (Output_section::add_input_section<32, false>): Add new parameter.
4122 (Output_section::add_input_section<64, false>): Add new parameter.
4123 * output.h (Output_section::add_input_section): Add new parameter.
4124 (Output_section::input_section_order_specified): New
4126 (Output_section::set_input_section_order_specified): New method.
4127 (Input_section::Input_section): Initialize section_order_index_.
4128 (Input_section::section_order_index): New method.
4129 (Input_section::set_section_order_index): New method.
4130 (Input_section::section_order_index_): New member.
4131 (Input_section::Input_section_sort_section_order_index_compare): New
4133 (Output_section::input_section_order_specified_): New member.
4134 * script-sections.cc (is_wildcard_string): Delete and move modified
4136 (Output_section_element_input::Output_section_element_input): Modify
4137 call to is_wildcard_string.
4138 (Output_section_element_input::Input_section_pattern
4139 ::Input_section_pattern): Ditto.
4140 (Output_section_element_input::Output_section_element_input): Ditto.
4141 * testsuite/Makefile.am (final_layout): New test case.
4142 * testsuite/Makefile.in: Regenerate.
4143 * testsuite/final_layout.cc: New file.
4144 * testsuite/final_layout.sh: New file.
4146 2010-06-01 Rafael Espindola <espindola@google.com>
4148 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4150 2010-06-01 Rafael Espindola <espindola@google.com>
4152 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4153 visibility of symbols.
4155 2010-05-27 Doug Kwan <dougkwan@google.com>
4157 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4158 from start of output section instead of address for a local symbol
4159 in a merged or relaxed section when doing a relocatable link.
4161 2010-05-26 Rafael Espindola <espindola@google.com>
4164 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4165 adding sections the garbage collector removed.
4166 * gold/testsuite/Makefile.am: Add test.
4167 * gold/testsuite/Makefile.in: Regenerate.
4168 * gold/testsuite/plugin_test_7.sh: New.
4169 * gold/testsuite/plugin_test_7_1.c: New.
4170 * gold/testsuite/plugin_test_7_2.c: New.
4172 2010-05-26 Rafael Espindola <espindola@google.com>
4174 * script-sections.cc (Output_section_definition::set_section_addresses):
4175 Check for --section-start.
4177 2010-05-26 Doug Kwan <dougkwan@google.com>
4179 * arm.cc (Arm_scan_relocatable_relocs): New class.
4180 (Target_arm::relocate_special_relocatable): New method.
4181 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4182 (Arm_relocate_functions::thumb_branch_common): Same.
4183 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4184 instead of Default_scan_relocatable_relocs.
4185 * target-reloc.h (relocate_for_relocatable): Let target handle
4186 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4187 * target.h (Sized_target::relocate_special_relocatable): New method.
4189 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4191 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4193 2010-05-23 Doug Kwan <dougkwan@google.com>
4195 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4197 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4198 with a direct branch, not a conditional branch, to a stub.
4199 * merge.cc (Output_merge_base::record_input_section): New method
4201 (Output_merge_data::do_add_input_section): Record input section if
4202 keeps-input-sections flag is set.
4203 (Output_merge_string::do_add_input_section): Ditto.
4204 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4205 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4207 (Output_merge_base::keeps_input_sections,
4208 Output_merge_base::set_keeps_input_sections,
4209 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4211 (Output_merge_base::Input_sections): New type declaration.
4212 (Output_merge_base::input_sections_begin,
4213 Output_merge_base::input_sections_end,
4214 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4215 (Output_merge_base::bool keeps_input_sections_,
4216 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4217 Output_merge_base::input_sections_): New data members.
4218 (Output_merge_data::do_set_keeps_input_sections): New method
4220 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4221 * output.cc (Output_section::Input_section::relobj): Move method
4222 defintion from class declaration to here and handle merge sections.
4223 (Output_section::Input_section::shndx): Ditto.
4224 (Output_section::Output_section): Remove initializations of removed
4225 data members and initialize new data member LOOKUP_MAPS_.
4226 (Output_section::add_input_section): Set keeps-input-sections flag
4227 for a newly created merge output section as appropriate. Adjust code
4228 to use Output_section_lookup_maps class.
4229 (Output_section::add_relaxed_input_section): Adjst code for lookup
4230 maps code refactoring.
4231 (Output_section::add_merge_input_section): Add a new parameter
4232 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4233 class. If adding input section to a newly created merge output
4234 section fails, remove the new merge section.
4235 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4236 Adjust code for use of the Output_section_lookup_maps class.
4237 (Output_section::find_merge_section): Ditto.
4238 (Output_section::build_lookup_maps): New method defintion.
4239 (Output_section::find_relaxed_input_section): Adjust code to use
4240 Output_section_lookup_maps class.
4241 (Output_section::get_input_sections): Export merge sections. Adjust
4242 code to use Output_section_lookup_maps class.
4243 (Output_section:::add_script_input_section): Adjust code to use
4244 Output_section_lookup_maps class. Update lookup maps for merge
4246 (Output_section::discard_states): Use Output_section_lookup_maps.
4247 (Output_section::restore_states): Same.
4248 * output.h (Merge_section_properties): Move class defintion out of
4250 (Output_section_lookup_maps): New class.
4251 (Output_section::Input_section::is_merge_section): New method
4253 (Output_section::Input_section::relobj): Move defintion out of class
4254 defintion. Declare method only.
4255 (Output_section::Input_section::shndx): Ditto.
4256 (Output_section::Input_section::output_merge_base): New method defintion.
4257 (Output_section::Input_section::u2_.pomb): New union field.
4258 (Output_section::Merge_section_by_properties_map,
4259 Output_section::Output_section_data_by_input_section_map,
4260 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4262 (Output_section::add_merge_input_section): Add new parameter
4263 KEEPS_INPUT_SECTIONS.
4264 (Output_section::build_lookup_maps): New method declaration.
4265 (Output_section::merge_section_map_,
4266 Output_section::merge_section_by_properties_map_,
4267 Output_section::relaxed_input_section_map_,
4268 Output_section::is_relaxed_input_section_map_valid_): Remove data
4270 (Output_section::lookup_maps_): New data member.
4272 2010-05-21 Doug Kwan <dougkwan@google.com>
4275 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4276 avoid a compilation error.
4278 2010-05-19 Rafael Espindola <espindola@google.com>
4280 * script-sections.cc (Output_section_definition::allocate_to_segment):
4281 Update the phdrs_list even when the output section is NULL.
4282 * testsuite/Makefile.am: Add test.
4283 * testsuite/Makefile.in: Regenerate.
4284 * testsuite/script_test_9.cc: New.
4285 * testsuite/script_test_9.sh: New.
4286 * testsuite/script_test_9.t: New.
4288 2010-05-19 Doug Kwan <dougkwan@google.com>
4290 * arm.cc (Arm_input_section::original_size): New method.
4291 (Arm_input_section::do_addralign): Add a cast.
4292 (Arm_input_section::do_output_offset): Remove static cast.
4293 (Arm_input_section::original_addralign,
4294 Arm_input_section::original_size_): Change type to uint32_t.
4295 (Arm_input_section::init): Add safe casts for section alignment
4297 (Arm_input_section::set_final_data_size): Do not set address and
4298 offset of stub table.
4299 (Arm_output_section::fix_exidx_coverage): Change use of of
4300 Output_section::Simple_input_section to that of
4301 Output_section::Input_section.
4302 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4303 except for the first pass.
4304 * output.cc (Output_section::get_input_sections): Change type of
4305 input_sections to std::list<Input_section>.
4306 (Output_section::add_script_input_section): Rename from
4307 Output_section::add_simple_input_section. Change type of SIS
4308 parameter from Simple_input_section to Input_section.
4309 * output.h (Output_section::Simple_input_section): Remove class.
4310 (Output_section::Input_section): Change class visibility to public.
4311 (Output_section::Input_section::addralign): Use stored alignments
4312 for special input sections if set.
4313 (Output_section::Input_section::set_addralign): New method.
4314 (Output_section::get_input_sections): Change parameter type from
4315 list of Simple_input_section to list of Input_section.
4316 (Output_section::add_script_input_section): Rename from
4317 Output_section::add_simple_input_section. Change first parameter's
4318 type from Simple_input_section to Input_section and remove the
4319 second and third parameters.
4320 * script-sections.cc (Input_section::Input_section_list): Change
4321 type to list of Output_section::Input_section/
4322 (Input_section_info::Input_section_info): Change parameter type of
4323 INPUT_SECTION to Output_section::Input_section.
4324 (Input_section_info::input_section): Change return type.
4325 (Input_section_info::input_section_): Change type to
4326 Output_section::Input_section.
4327 (Output_section_element_input::set_section_addresses): Adjust code
4328 to use Output_section::Input_section instead of
4329 Output_section::Simple_input_section. Adjust code for renaming
4330 of Output_section::add_simple_input_section.
4331 (Orphan_output_section::set_section_addresses): Ditto.
4333 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4335 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4336 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4338 2010-05-18 Rafael Espindola <espindola@google.com>
4340 * options.cc (General_options::finalize): Handle -nostdlib.
4341 * options.h (nostdlib): New option.
4342 * script.cc (script_add_search_dir): Handle -nostdlib.
4344 2010-05-12 Doug Kwan <dougkwan@google.com>
4346 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4347 attributes section only if there no attributes section after merging.
4348 (Target_arm::merge_object_attributes): Move value of
4349 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4350 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4351 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4352 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4353 and arm_attr_merge_7.stdout.
4354 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4355 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4356 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4357 arm_attr_merge_7b.o): New rules.
4358 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4360 * testsuite/Makefile.in: Regenerate.
4361 * testsuite/arm_attr_merge.sh: New file.
4362 * testsuite/arm_attr_merge_[67][ab].s: Same.
4364 2010-05-05 Nick Clifton <nickc@redhat.com>
4366 * po/es.po: Updated Spanish translation.
4368 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4370 * Makefile.am (install-exec-local): Properly install gold as
4371 default cross linker.
4372 * Makefile.in: Regenerated.
4374 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4375 Nick Clifton <nickc@redhat.com>
4377 * configure.ac (install_as_default): Define and set to false
4378 unless --enable-gold or --enable-gold=both/gold has been
4380 * configure: Regenerate.
4382 * Makefile.am (install-exec-local): Install the executable as
4383 'ld.gold'. If install_as_default is true then also install it as
4385 * Makefile.in: Regenerated.
4387 2010-04-24 Ian Lance Taylor <iant@google.com>
4389 * layout.cc (Layout::layout_reloc): In relocatable link don't
4390 combine reloc sections for grouped sections.
4392 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4394 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4395 sections that are not ordinary to icf.
4396 * icf.cc (get_section_contents): Handle relocation pointing to section
4397 with no object or shndx information.
4398 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4399 * testsuite/Makefile.in: Regenerate.
4400 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4401 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4403 2010-04-22 Ian Lance Taylor <iant@google.com>
4405 * expression.cc (Expression::Expression_eval_info): Add
4406 result_alignment_pointer field.
4407 (Expression::eval_with_dot): Add result_alignment_pointer
4408 parameter. Change all callers.
4409 (Expression::eval_maybe_dot): Likewise.
4410 (class Binary_expression): Add alignment_pointer parameter to
4411 left_value and right_value. Change all callers.
4412 (BINARY_EXPRESSION): Set result alignment.
4413 (class Trinary_expression): Add alignment_pointer parameter to
4414 arg2_value and arg3_value. Change all callers.
4415 (Trinary_cond::value): Set result alignment.
4416 (Max_expression::value, Min_expression::value): Likewise.
4417 (Align_expression::value): Likewise.
4418 * script-sections.cc (class Sections_element): Add dot_alignment
4419 parameter to set_section_addresses virtual function. Update
4421 (class Output_section_element): Likewise.
4422 (Script_sections::create_segments): Add dot_alignment parameter.
4424 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4425 (Script_sections::set_phdrs_clause_addresses): Likewise.
4426 * script-sections.h: Update declarations.
4427 * script.h: Update declarations.
4428 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4430 * testsuite/script_test_3.t: Set large alignment.
4431 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4432 segment has expected alignment.
4434 2010-04-22 Nick Clifton <nickc@redhat.com>
4436 * po/gold.pot: Updated by the Translation project.
4437 * po/vi.po: Updated Vietnamese translation.
4439 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4441 * testsuite/Makefile.am (check_PROGRAMS): Add
4442 icf_virtual_function_folding_test.
4443 * testsuite/Makefile.in: Regenerated.
4445 2010-04-15 Andrew Haley <aph@redhat.com>
4447 * options.h (merge_exidx_entries): New option.
4448 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4449 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4450 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4451 (Target_arm::merge_exidx_entries): New function.
4452 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4453 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4454 to Arm_exidx_fixup constructor.
4455 Add new arg, merge_exidx_entries.
4456 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4457 Arm_output_section::fix_exidx_coverage.
4459 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4461 * icf.cc (get_section_contents): Check for preemptible functions.
4462 Ignore addend when appropriate.
4463 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4465 (add_from_relobj): Check for section folded.
4466 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4467 * symtab.h (should_add_dynsym_entry): Add new parameter.
4468 * target-reloc.h (scan_relocs): Check for section folded.
4469 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4470 Check reloc types for function pointers in shared objects.
4471 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4473 (icf_preemptible_functions_test): New test case.
4474 (icf_string_merge_test): New test case.
4475 * testsuite.Makefile.in: Regenerate.
4476 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4477 bar_glob. Refactor code.
4478 * testsuite/icf_preemptible_functions_test.cc: New file.
4479 * testsuite/icf_preemptible_functions_test.sh: New file.
4480 * testsuite/icf_string_merge_test.cc: New file.
4481 * testsuite/icf_string_merge_test.sh: New file.
4482 * testsuite/icf_virtual_function_folding_test.cc: New file.
4483 * testsuite/icf_virtual_function_folding_test.sh: New file.
4485 2010-04-14 Doug Kwan <dougkwan@google.com>
4487 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4488 for local symbol recounting if we remove a section due to ICF.
4489 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4490 there are no regular objects in input.
4492 2010-04-13 Doug Kwan <dougkwan@google.com>
4494 * arm.cc (Arm_input_section::set_final_data_size): Compute
4495 accurate final data size instead of using current data size.
4497 2010-04-09 Doug Kwan <dougkwan@google.com>
4499 * layout.cc (Layout::choose_output_section): Handle script section
4501 (Layout::make_output_section_for_script): Add section type parameter.
4502 Handle script section types.
4503 * layout.h (Layout::make_output_section_for_script): Add section
4505 * output.cc (Output_section::Output_section): Initialize data member
4507 (Output_section::do_reset_address_and_file_offset): Do not set address
4508 to 0 if section is a NOLOAD section.
4509 * output.h (Output_section::is_noload): New method.
4510 (Output_section::set_is_noload): Ditto.
4511 (Output_section::is_noload_): New data member.
4512 * script-c.h (Script_section_type): New enum type.
4513 (struct Parser_output_section_header): Add new file section_type.
4514 * script-sections.cc (Sections_element::output_section_name): Add
4515 parameter for returning script section type.
4516 (Output_section_definition::output_section_name): Ditto.
4517 (Output_section_definition::section_type)P; New method.
4518 (Output_section_definiton::script_section_type_name): Ditto.
4519 (Output_section_definition::script_section_type_): New data member.
4520 (Output_section_definition::Output_section_definition): Initialize
4521 data member Output_section_definition::script_section_type_.
4522 (Output_section_definition::create_sections): Pass script section type
4523 to Layout::make_output_section_for_script.
4524 (Output_section_definition::output_section_name): Return script
4525 section type to caller.
4526 (Output_section_definition::set_section_address): Do not advance
4527 dot value and load address if section type is NOLOAD. Set address
4528 of NOLOAD sections regardless of section flags.
4529 (Output_section_definition::print): Print section type if it is
4530 not SCRIPT_SECTION_TYPE_NONE.
4531 (Output_section_definition::section_type): New method.
4532 (Output_section_definition::script_section_type_name): Ditto.
4533 (Script_sections::output_section_name): Add new parameter
4534 PSECTION_TYPE for returning script section type. Pass it to
4535 section elements. Handle discard sections.
4536 (Sort_output_sections::operator()): Handle NOLOAD sections.
4537 * script-sections.h (Script_sections::Section_type): New enum type.
4538 (Script_sections::output_section_name): Add a new parameter for
4539 returning script section type.
4540 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4542 * yyscript.y (union): Add new field SECTION_TYPE.
4543 (COPY, DSECT, INFO, NOLOAD): New tokens.
4544 (opt_address_and_section_type): Change type to output_section_header.
4545 (section_type): New non-terminal
4546 (section_header): Handle section type.
4547 (opt_address_and_section_type): Return section type value.
4549 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4551 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4552 * testsuite/plugin_common_test_2.c (foo): Likewise.
4554 2010-04-08 Doug Kwan <dougkwan@google.com>
4556 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4558 * output.cc (Output_section::add_merge_input_section): Simplify
4559 code and return status of Output_merge_base::add_input_section.
4560 Update merge section map only if Output_merge_base::add_input_section
4563 2010-04-07 Doug Kwan <dougkwan@google.com>
4565 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4566 if section is marked as containing instructions but has no mapping
4568 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4569 correct section index.
4570 (Arm_relobj::find_linked_text_section): Ditto.
4572 2010-04-07 Cary Coutant <ccoutant@google.com>
4574 * archive.cc (include_member): Destroy Read_symbols_data object before
4576 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4577 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4578 (Read_symbols_data::~Read_symbols_data) New destructor.
4579 (Section_relocs::Section_relocs) New constructor.
4580 (Section_relocs::~Section_relocs) New destructor.
4581 (Read_relocs_data::Read_relocs_data) New constructor.
4582 (Read_relocs_data::~Read_relocs_data) New destructor.
4583 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4584 pointers to NULL after deleting.
4586 2010-04-07 Doug Kwan <dougkwan@google.com>
4588 * arm.cc: Replace "endianity" with "endianness" in comments.
4589 (Arm_exidx_cantunwind): Ditto.
4590 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4591 (Arm_relobj::merge_flags_and_attributes): New method.
4592 (Arm_relobj::merge_flags_and_attributes_): New data member.
4593 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4594 (Arm_relobj::scan_sections_for_stubs): Ditto.
4595 (Arm_relobj::do_read_symbols): Check to see if we really want to
4596 merge processor-specific flags and attributes. Exit early if
4597 an object is empty except for section names and the undefined symbol.
4598 (Target_arm::do_finalize_sections): Move check for ELF format to
4599 Arm_relobj::do_read_symbols. Merge processor specific flags and
4600 attributes from a regular object only when we have determined that
4601 it is aapropriate. Do not create an .ARM.attributes section in
4602 output if there is no regular input object.
4603 (Target_arm::merge_processor_specific_flags): Check
4604 --warn-mismatch before printing any error.
4605 (Target_arm::merge_object_attributes): Ditto.
4606 * gold.cc (queue_middle_tasks): Handle the case in which there is
4607 no regular object in input.
4608 * options.cc (General_options::parse_EB): New method.
4609 (General_options::parse_EL): Same.
4610 (General_options::General_options): Initialize endianness_.
4611 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4613 (General_options::Endianness): New enum.
4614 (General_options::endianness): New method.
4615 (General_options::endianness_): New data member.
4616 * parameters.cc (Parameters::set_options): Check target endianness.
4617 (Parameters::set_target_once): Ditto.
4618 (Parameters::check_target_endianness): New method.
4619 (parameters_force_valid_target): If either -EL or -EB is specified,
4620 use it to define endianness of default target.
4621 * parameters.h (Parameters::check_target_endianness): New method
4623 * target.h (class Target): Change "endianity" to "endianness"
4626 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4628 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4629 * configure: Regenerate.
4630 * Makefile.in: Regenerate.
4631 * testsuite/Makefile.in: Regenerate.
4633 2010-04-06 Cary Coutant <ccoutant@google.com>
4636 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4637 prevailing definitions of common symbols.
4638 * testsuite/plugin_test_6.sh: New test case.
4639 * testsuite/plugin_common_test_1.c: New test case.
4640 * testsuite/plugin_common_test_2.c: New test case.
4641 * testsuite/Makefile.am (plugin_test_6): New test case.
4642 * testsuite/Makefile.in: Regenerate.
4644 2010-04-06 Nick Clifton <nickc@redhat.com>
4646 * po/vi.po: New Vietnamese translation.
4648 2010-03-30 Doug Kwan <dougkwan@google.com>
4650 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4652 2010-03-25 Doug Kwan <dougkwan@google.com>
4654 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4655 to avoid a conversion warning on a 32-bit host.
4657 2010-03-24 Ian Lance Taylor <iant@google.com>
4659 * testsuite/script_test_3.t: Add a TLS segment.
4660 * testsuite/Makefile.am (check_PROGRAMS): Add
4661 tls_phdrs_script_test.
4662 (tls_phdrs_script_test_SOURCES): Define.
4663 (tls_phdrs_script_test_DEPENDENCIES): Define.
4664 (tls_phdrs_script_test_LDFLAGS): Define.
4665 (tls_phdrs_script_test_LDADD): Define.
4666 * testsuite/Makefile.in: Rebuild.
4668 2010-03-23 Cary Coutant <ccoutant@google.com>
4670 * fileread.cc (find_or_make_view): Fix comment.
4672 2010-03-23 Ian Lance Taylor <iant@google.com>
4674 * script-sections.cc (class Orphan_section_placement): Define
4675 PLACE_TLS and PLACE_TLS_BSS.
4676 (Orphan_section_placement::Orphan_section_placement): Initialize
4678 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4679 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4680 (tls_script_test_SOURCES): Define.
4681 (tls_script_test_DEPENDENCIES): Define.
4682 (tls_script_test_LDFLAGS): Define.
4683 (tls_script_test_LDADD): Define.
4684 * testsuite/Makefile.in: Rebuild.
4686 2010-03-22 Doug Kwan <dougkwan@google.com>
4688 * arm.cc (Arm_relocate_functions::abs8,
4689 Arm_relocate_functions::abs16): Use correct check for overflow
4690 specified in the ARM ELF specs.
4691 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4692 target of a BLX instruction specially.
4693 (Reloc_stub::stub_type_for_reloc): Ditto.
4694 (Relocate::relocate): Use symbolic names instead of numeric relocation
4695 codes to report error.
4696 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4698 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4699 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4700 thumb2_blx_out_of_range.stdout
4701 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4702 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4703 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4704 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4705 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4706 thumb2_blx_in_range, thumb2_blx_in_range.o,
4707 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4708 thumb2_blx_out_of_range.o): New rules.
4709 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4710 thumb2_blx_in_range and thumb2_blx_out_of_range.
4711 * testsuite/Makefile.in: Regenerate.
4712 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4713 * testsuite/thumb_blx_in_range.s: New file.
4714 * testsuite/thumb_blx_out_of_range.s: New file.
4716 2010-03-22 Rafael Espindola <espindola@google.com>
4718 * archive.cc (Should_include): Move to archive.h.
4719 (should_include_member): Make it a member of Archive.
4721 (Add_lib_group_symbols): New.
4722 * archive.h: Include options.h.
4723 (Archive_member): Moved from Archive.
4724 (Should_include): Moved from archive.cc.
4726 (Add_lib_group_symbols): New.
4727 * dynobj.cc (do_should_include_member): New.
4728 * dynobj.h (do_should_include_member): New.
4729 * gold.cc (queue_initial_tasks): Update call to queue.
4730 * main.cc (main): Print lib group stats.
4731 * object.cc (do_should_include_member): New.
4732 * object.h: Include archive.h.
4733 (Object::should_include_member): New.
4734 (Object::do_should_include_member): New.
4735 (Sized_relobj::do_should_include_member): New.
4736 * options.cc (General_options::parse_start_lib): New.
4737 (General_options::parse_end_lib): New.
4738 (Input_arguments::add_file): Handle lib groups.
4739 (Input_arguments::start_group): Check we are not in a lib.
4740 (Input_arguments::start_lib): New.
4741 (Input_arguments::end_lib): New.
4742 * options.h (General_options): Add start_lib and end_lib.
4743 (Input_argument::lib_): New.
4744 (Input_argument::lib): New.
4745 (Input_argument::is_lib): New.
4746 (Input_file_lib): New.
4747 (Input_arguments::in_lib_): New.
4748 (Input_arguments::in_lib): New.
4749 (Input_arguments::start_lib): New.
4750 (Input_arguments::end_lib_): New.
4751 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4752 in unused members as preempted.
4753 (Sized_pluginobj::do_should_include_member): New.
4754 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4755 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4757 (Read_symbols::do_whole_lib_group): New.
4758 (Read_symbols::do_lib_group): New.
4759 (Read_symbols::do_read_symbols): Handle lib groups.
4760 (Read_symbols::get_name): Handle lib groups.
4761 * readsyms.h (Read_symbols): Add an archive member pointer.
4762 (Read_symbols::do_whole_lib_group): New.
4763 (Read_symbols::do_lib_group): New.
4764 (Read_symbols::member_): New.
4765 * script.cc (read_input_script): Update call to queue_soon.
4767 2010-03-19 Doug Kwan <dougkwan@google.com>
4769 * arm.cc (Stub_table::Stub_table): Initialize new data members
4770 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4771 (Stub_table::add_reloc_stub): Assign stub offset and update
4772 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4773 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4775 (Stub_table::update_data_size_and_addralign): Use
4776 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4777 instead of going over all reloc stubs.
4778 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4779 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4780 Stringpool_template::offset_ to size of Stringpool_char.
4781 (Stringpool_template::new_key_offset): Remove code to initialize
4782 Stringpool_template::offset_.
4783 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4784 Stringpool_template::offset_ to zero.
4786 2010-03-15 Doug Kwan <dougkwan@google.com>
4788 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4790 (Stringpool_template::new_key_offset): New method.
4791 (Stringpool_template::add_string): Assign offsets when adding new
4793 (Stringpool_template::set_string_offsets): Do not set string offsets
4794 when not optimizing.
4795 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4797 (Chunked_vector::clear): Clear size_.
4798 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4799 (Chunked_vector::size): Return size_.
4800 (Chunked_vector::push_back): Use size_ to find insert position.
4801 (Chunked_vector::size_): New data member.
4802 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4803 (Stringpool_template::new_key_offset): New method declaration.
4804 (Stringpool_template::offset_): New data member.
4806 2010-03-15 Rafael Espindola <espindola@google.com>
4808 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4809 Add_symbols' constructor.
4810 * readsyms.h (Add_symbols): Remove the input_group member.
4812 2010-03-10 Ian Lance Taylor <iant@google.com>
4814 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4815 target to ask whether a reference to a symbol requires a stack
4817 * target.h (Target::is_call_to_non_split): New function.
4818 (Target::do_is_call_to_non_split): Declare virtual function.
4819 * target.cc: Include "symtab.h".
4820 (Target::do_is_call_to_non_split): New function.
4821 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4823 2010-03-10 Cary Coutant <ccoutant@google.com>
4825 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4826 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4827 (File_read::open[2]): Add whole_file_view_ to list of views.
4828 (File_read::make_view): Remove test of whole_file_view_.
4829 (File_read::find_or_make_view): Create whole_file_view_ if
4831 (File_read::clear_views): Replace bool parameter with enum;
4832 adjust all callers. Don't delete views with permanent data;
4833 do delete cached views and views from archives if
4834 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4835 if clearing the corresponding view.
4836 * fileread.h (File_read::Clear_views_mode): New enum.
4837 (File_read::View::is_permanent_view): New method.
4838 (File_read::clear_views): Replace bool parameter
4839 with enum; adjust all callers.
4840 * options.h (General_options): Change keep_files_mapped option;
4841 add map_whole_files.
4842 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4844 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4847 2010-03-10 David S. Miller <davem@davemloft.net>
4849 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4851 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4853 * icf.cc (get_section_contents): Add '@' marker after processing the
4856 2010-03-08 Doug Kwan <dougkwan@google.com>
4858 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4859 due to a conversion warning.
4860 (Arm_relobj::update_output_local_symbol_count): Check for local
4861 symbol with unset output index.
4863 2010-03-05 Ian Lance Taylor <iant@google.com>
4865 * options.h (class General_options): Add --spare-dynamic-tags.
4866 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4867 --spare-dynamic-tags.
4869 2010-03-05 Ian Lance Taylor <iant@google.com>
4871 * incremental.cc: Include "libiberty.h".
4873 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4875 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4876 function, is_info_ member.
4877 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4878 (Versions::Versions): Update caller.
4879 (Versions::define_base_version): Likewise.
4880 (Versions::add_def): Likewise.
4882 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4884 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4885 (Scan::possible_function_pointer_reloc): New function.
4886 (Scan::local_reloc_may_be_function_pointer): Change to call
4887 possible_function_pointer_reloc.
4888 (Scan::global_reloc_may_be_function_pointer): Ditto.
4889 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4890 relocations in ".data.rel.ro._ZTV" section.
4891 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4892 * testsuite/icf_safe_so_test.cc: Ditto.
4893 * testsuite/icf_safe_test.cc: Ditto.
4894 * testsuite/icf_safe_test.sh: Ditto.
4896 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4897 Ian Lance Taylor <iant@google.com>
4899 * target-reloc.h (relocate_section): Check the symbol table index
4900 for -1U before setting the local symbol index.
4901 (scan_relocatable_relocs): If copying the relocation, record that
4902 the local symbol is required.
4903 * object.h (Symbol_value::is_output_symtab_index_set): New
4905 (Symbol_value::may_be_discarded_from_output_symtab): New
4907 (Symbol_value::has_output_symtab_entry): New function.
4908 (Symbol_value::needs_output_symtab_entry): Remove.
4909 (Symbol_value::output_symtab_index): Make sure the symbol index is
4911 (Symbol_value::set_output_symtab_index): Make sure the symbol
4912 index is not set. Make sure the new index is valid.
4913 (Symbol_value::set_must_have_output_symtab_entry): New function.
4914 (Symbol_value::has_output_dynsym_entry): New function.
4915 (Symbol_value::set_output_dynsym_index): Make sure the new index
4917 (Sized_relobj::set_must_have_output_symtab_entry): New function.
4918 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
4919 local symbol if permitted.
4920 (Sized_relobj::do_finalize_local_symbols): Call
4921 is_output_symtab_index_set rather than needs_output_symtab_entry.
4922 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
4923 rather than needs_output_symtab_entry. Call
4924 has_output_dynsym_entry rather than needs_output_dynsym_entry.
4925 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
4926 is_output_symtab_index_set rather than needs_output_symtab_entry.
4927 * testsuite/discard_locals_relocatable_test.c: New file.
4928 * testsuite/discard_locals_test.sh: Test -r.
4929 * testsuite/Makefile.am (check_DATA): Add
4930 discard_locals_relocatable_test1.syms,
4931 discard_local_relocatable_test2.syms.
4932 (MOSTLYCLEANFILES): Likewise. Also add
4933 discard_locals_relocatable_test1.lout and
4934 discard_locals_relocatable_test2.out.
4935 (discard_locals_relocatable_test1.syms): New target.
4936 (discard_locals_relocatable_test.o): New target.
4937 (discard_locals_relocatable_test1.out): New target.
4938 (discard_locals_relocatable_test2.syms): New target.
4939 (discard_locals_relocatable_test2.out): New target.
4940 (various): Add missing ../ld-new dependencies.
4941 * testsuite/Makefile.in: Rebuild.
4943 2010-03-03 Nick Clifton <nickc@redhat.com>
4945 * po/fi.po: New Finnish translation.
4947 2010-03-01 Doug Kwan <dougkwan@google.com>
4949 * layout.cc (Layout::Layout): Force section types of .init_array*,
4950 .preinit_array* and .fini_array* sections.
4951 * output.cc (Output_section::Input_section_sort_entry::has_priority):
4952 Fix check of return value of std::string::find.().
4953 (Output_section::Input_section_sort_compare::operator()): Remove
4954 comment about .init_array.
4955 (Output_section::Input_section_sort_init_fini_compare::operator()):
4957 (Output_section::sort_attached_input_sections): Handle .init_array
4958 and .fini_array specially.
4959 * output.h (Output_section::Inut_section_sort_compare): Update
4961 (Output_section::Input_section_sort_init_fini_compare): New struct.
4963 2010-02-26 Doug Kwan <dougkwan@google.com>
4965 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
4966 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
4967 * testsuite/debug_msg.sh: Avoid matching source line number for
4968 use of global variable undef_int.
4970 2010-02-26 Doug Kwan <dougkwan@google.com>
4972 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
4973 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
4974 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
4975 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
4976 * options.cc (General_options::General_options): Initialize member
4978 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
4979 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
4980 and rm_no_fix_v4bx.stdout
4981 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
4982 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
4983 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
4984 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
4985 and arm_no_fix_v4bx.
4986 * Makefile.in: Regenerate.
4987 * testsuite/arm_fix_v4bx.s: New file.
4988 * testsuite/arm_fix_v4bx.sh: Ditto.
4990 2010-02-24 Doug Kwan <dougkwan@google.com>
4992 * arm.cc (Target_arm::got_section): Make the .got section the first
4993 non RELRO section in the data segment.
4994 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
4995 suffixes of section names.
4997 2010-02-24 Doug Kwan <dougkwan@google.com>
4999 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5000 flags and attributes merging if an input file is a binary file.
5001 * fileread.cc (Input_file::open): Record format of original file.
5002 * fileread.h (Input_file::Format): New enum type.
5003 (Input_file::Input_file): Initialize data member format_.
5004 (Input_file::format): New method definition.
5005 (Input_file::format_):: New data member.
5007 2010-02-24 Doug Kwan <dougkwan@google.com>
5009 * arm.cc (Arm_output_data_got): New class.
5010 (ARM_TCB_SIZE): New constant
5011 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5012 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5013 If user uses a script with a SECTIONS clause, issue only a warning
5014 for a misplaced EXIDX input section. Otherwise, issue an error.
5015 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5017 (Target_arm::got_mode_index_entry): Handle static linking.
5018 (Target_arm::Scan::local): Ditto.
5019 (Target_arm::Scan::global): Ditto.
5020 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5021 all incorrectly implemented relocations.
5022 (Target_arm::fix_exidx_coverage): Pass layout to
5023 Arm_output_section::fix_exidx_coverage.
5024 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5025 from ".ARM.exidx." and ".ARM.extab.".
5027 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5029 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5030 section if it does not already exist.
5031 * attributes.cc (Attributes_section_data::Attributes_section_data):
5032 Don't crash if size is zero.
5034 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5035 Ian Lance Taylor <iant@google.com>
5037 * gold.cc (queue_middle_tasks): If no input files were opened,
5039 * workqueue.h (Task_function::Task_function): Assert that there is
5042 2010-02-22 Doug Kwan <dougkwan@google.com>
5044 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5045 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5046 types to avoid warnings due to different uint64_t implementations
5049 2010-02-21 Doug Kwan <dougkwan@google.com>
5051 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5052 handling of the maximum backward branch offset.
5053 (Arm_relocate_functions::thumb_branch_common): Ditto.
5054 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5055 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5056 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5057 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5058 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5059 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5060 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5061 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5062 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5063 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5064 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5065 thumb2_bl_out_of_range.o): New rules.
5066 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5067 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5068 thumb2_bl_out_of_range
5069 * testsuite/Makefile.in: Regenerate.
5070 * testsuite/arm_bl_in_range.s: New file.
5071 * testsuite/arm_bl_out_of_range.s: Ditto.
5072 * testsuite/arm_branch_in_range.sh: Ditto.
5073 * testsuite/arm_branch_range.t: Ditto.
5074 * testsuite/thumb2_branch_range.t: Ditto.
5075 * testsuite/thumb_bl_in_range.s: Ditto.
5076 * testsuite/thumb_bl_out_of_range.s: Ditto.
5077 * testsuite/thumb_branch_range.t: Ditto.
5079 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5081 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5082 Add reloc offset information.
5083 * icf.cc (get_section_contents): Change iterators to point to the new
5084 vectors. Add reloc offset information to the contents.
5085 * icf.h (Icf::Sections_reachable_info): New typedef.
5086 (Icf::Sections_reachable_list): New typedef.
5087 (Icf::Offset_info): New typedef.
5088 (Icf::Reloc_info): New struct typedef.
5089 (Icf::Reloc_info_list): New typedef.
5090 (Icf::symbol_reloc_list): Delete method.
5091 (Icf::addend_reloc_list): Delete method.
5092 (Icf::section_reloc_list): Delete method.
5093 (Icf::reloc_info_list): New method.
5094 (Icf::reloc_info_list_): New member.
5096 2010-02-19 Doug Kwan <dougkwan@google.com>
5098 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5099 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5100 * arm.cc (Arm_relocation_functions): New forward declaration.
5101 (Target_arm::Target_arm): Initialize new data members
5102 got_mod_index_offset_ and tls_base_symbol_defined_.
5103 (Target_arm::Relocate::relocate_tls): New method.
5104 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5105 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5107 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5108 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5109 (Target_arm::got_mod_index_offset_,
5110 Target_arm::tls_base_symbol_defined_): New data members.
5111 (Target_arm::Scan::local, Target::Scan::global,
5112 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5115 2010-02-18 Doug Kwan <dougkwan@google.com>
5117 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5118 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5119 text section as a parameter becuase some broken tools may not set
5120 the link in section header.
5121 (Target_arm::has_got_section): New method.
5122 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5123 without any mapping symbol as data only. Remove warning.
5124 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5125 link in its section header, try to discover the link by inspecting the
5126 REL31 relocation at the beginning of the section.
5127 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5129 (Target_arm::Scan::global): Treat any reference to the symbol
5130 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5132 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5134 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5135 (Scan::global_reloc_may_be_function_pointer): New function.
5136 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5137 (Scan::global_reloc_may_be_function_pointer): New function.
5138 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5139 (Scan::global_reloc_may_be_function_pointer): New function.
5140 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5141 (Scan::global_reloc_may_be_function_pointer): New function.
5142 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5143 (Scan::global_reloc_may_be_function_pointer): New function.
5144 (Scan::possible_function_pointer_reloc): New function.
5145 (Target_x86_64::can_check_for_function_pointers): New function.
5146 * gc.h (gc_process_relocs): Scan relocation types to determine if
5147 function pointers were taken for targets that support it.
5148 * icf.cc (Icf::find_identical_sections): Include functions for
5149 folding in safe ICF whose pointer is not taken.
5150 * icf.h (Secn_fptr_taken_set): New typedef.
5151 (fptr_section_id_): New member.
5152 (section_has_function_pointers): New function.
5153 (set_section_has_function_pointers): New function.
5154 (check_section_for_function_pointers): New function.
5155 * options.h: Fix comment for safe ICF option.
5156 * target.h (can_check_for_function_pointers): New function.
5157 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5158 Modify icf_safe_test for X86-64.
5159 * testsuite/Makefile.in: Regenerate.
5160 * testsuite/icf_safe_so_test.cc: New file.
5161 * testsuite/icf_safe_so_test.sh: New file.
5162 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5163 (main): Change to take pointer to function kept_func_3.
5164 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5165 folding is done correctly for X86-64.
5167 2010-02-12 David S. Miller <davem@davemloft.net>
5169 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5170 is_symbolless parameter.
5171 (Output_reloc<SHT_REL>::is_symbolless): New.
5172 (Output_reloc<SHT_REL>::is_symbolless_): New.
5173 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5174 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5175 (Output_reloc<SHT_RELA>::is_symbolless): New.
5176 (Output_data_reloc::add_global): Handle is_symbolless.
5177 (Output_data_reloc::add_global_relative): Likewise.
5178 (Output_data_reloc::add_local): Likewise.
5179 (Output_data_reloc::add_local_relative): Likewise.
5180 (Output_data_reloc::add_symbolless_global_addend): New.
5181 (Output_data_reloc::add_symbolless_local_addend): New.
5182 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5184 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5185 instead of ->is_relative_
5186 (Output_reloc::write): Likewise.
5187 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5188 (Output_reloc::write_rel): Simplify.
5190 * sparc.cc (Target_sparc::Scan::local): Use
5191 ->add_symbolless_local_addend as needed.
5192 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5193 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5194 based upon relocation offset.
5196 2010-02-11 Doug Kwan <dougkwan@google.com>
5198 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5199 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5200 beginning of function.
5201 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5202 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5203 parameter is_32bit in calls to should_apply_static_reloc.
5204 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5205 (check_DATA): Add arm_abs_global.stdout.
5206 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5207 arm_abs_global.stdout): New rules.
5208 (MOSTLLYCLEANFILES): Add arm_abs_global
5209 * Makefile.in: Regenerate.
5210 * testsuite/arm_abs_global.s: New file.
5211 * testsuite/arm_abs_global.sh: Ditto.
5212 * testsuite/arm_abs_lib.s: Ditto.
5214 2010-02-11 Ian Lance Taylor <iant@google.com>
5216 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5218 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5219 Allocate_commons_task first.
5220 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5221 task, rather than symtab_lock_.
5222 (Gc_process_relocs::~Gc_process_relocs): New function.
5223 (Gc_process_relocs::is_runnable): Check this_blocker_.
5224 (Gc_process_relocs::locks): Use next_blocker_ rather than
5226 (Scan_relocs::~Scan_relocs): New function.
5227 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5229 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5231 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5232 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5233 constructor accordingly.
5234 (class Gc_process_relocs): Likewise.
5235 (class Scan_relocs): Likewise.
5236 * common.h (class Allocate_commons_task): Remove symtab_lock_
5237 field, and corresponding constructor parameter.
5238 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5240 (Allocate_commons_task::locks): Likewise.
5242 2010-02-11 Ian Lance Taylor <iant@google.com>
5244 * gold-threads.h (class Once): Define.
5245 (class Initialize_lock): Rewrite as child of Once.
5246 * gold-threads.cc (class Once_initialize): Define.
5247 (once_pointer_control): New static variable.
5248 (once_pointer, once_arg): New static variables.
5249 (c_run_once): New static function.
5250 (Once::Once, Once::run_once, Once::internal_run): New functions.
5251 (class Initialize_lock_once): Remove.
5252 (initialize_lock_control): Remove.
5253 (initialize_lock_pointer): Remove.
5254 (initialize_lock_once): Remove.
5255 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5256 (Initialize_lock::initialize): Rewrite.
5257 (Initialize_lock::do_run_once): New function.
5258 * archive.cc (Archive::interpret_header): Only clear name if it is
5260 * fileread.cc: Include "gold-threads.h"
5261 (file_counts_lock): New static variable.
5262 (file_counts_initialize_lock): Likewise.
5263 (File_read::release): Only increment counts when using --stats.
5264 Use a lock around the increment.
5265 * parameters.cc (class Set_parameters_target_once): Define.
5266 (set_parameters_target_once): New static variable.
5267 (Parameters::Parameters): Move here from parameters.h.
5268 (Parameters::set_target): Rewrite.
5269 (Parameters::set_target_once): New function.
5270 (Parameters::clear_target): Move here and rewrite.
5271 * parameters.h (class Parameters): Update declarations. Add
5272 set_parameters_target_once_ field.
5273 (Parameters::Parameters): Move to parameters.cc.
5274 (Parameters::clear_target): Likewise.
5275 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5277 (Start_group::~Start_group): New function.
5278 (Start_group::is_runnable): New function.
5279 (Start_group::locks, Start_group::run): New functions.
5280 (Finish_group::run): Change saw_undefined to size_t.
5281 * readsyms.h (class Start_group): Define.
5282 (class Finish_group): Change saw_undefined_ field to size_t.
5283 (Finish_group::Finish_group): Remove saw_undefined and
5284 this_blocker parameters. Change all callers.
5285 (Finish_group::set_saw_undefined): New function.
5286 (Finish_group::set_blocker): New function.
5287 * symtab.h (class Symbol_table): Change saw_undefined to return
5288 size_t. Change saw_undefined_ field to size_t.
5289 * target-select.cc (Set_target_once::do_run_once): New function.
5290 (Target_selector::Target_selector): Initialize set_target_once_
5291 field. Don't initialize lock_ and initialize_lock_ fields.
5292 (Target_selector::instantiate_target): Rewrite.
5293 (Target_selector::set_target): New function.
5294 * target-select.h (class Set_target_once): Define.
5295 (class Target_selector): Update declarations. Make
5296 Set_target_once a friend. Remove lock_ and initialize_lock_
5297 fields. Add set_target_once_ field.
5299 2010-02-10 Ian Lance Taylor <iant@google.com>
5301 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5303 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5304 (queue_middle_tasks): Add all blockers before queueing any tasks.
5305 (queue_final_tasks): Likewise.
5306 * token.h (Task_token::add_blockers): New function.
5307 * object.h (Input_objects::number_of_relobjs): New function.
5309 2010-02-10 Ian Lance Taylor <iant@google.com>
5311 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5312 shared, not if not position independent.
5313 * x86_64.cc (Relocate::relocate_tls): Likewise.
5314 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5315 (tls_pie_pic_test): New target.
5316 * testsuite/Makefile.in: Rebuild.
5318 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5319 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5320 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5321 * testsuite/Makefile.in: Rebuild.
5323 2010-02-09 David S. Miller <davem@davemloft.net>
5325 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5326 R_SPARC_RELATIVE using ->add_local_relative().
5327 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5329 * output.h (Output_data_dynamic::add_section_size): New method
5330 that takes two Output_data objects.
5331 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5332 entry param. Handle it in initializers.
5333 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5334 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5335 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5337 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5338 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5339 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5340 for dynrel_includes_plt.
5341 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5342 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5343 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5345 (Target_sparc::do_finalize_sections): Update to pass true for
5346 dynrel_includes_plt.
5347 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5348 output before .rela.plt
5349 (Target_powerpc::do_finalize_sections): Update to pass true for
5350 dynrel_includes_plt when 32-bit.
5352 2010-02-08 Doug Kwan <dougkwan@google.com>
5354 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5356 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5357 Arm_relobj::scan_section_for_cortex_a8_stubs,
5358 Arm_relobj::do_relocation_section): Instead of calling
5359 Output_section::output_address, use faster
5360 Arm_relobj::simple_input_section_output_address.
5362 2010-02-08 David S. Miller <davem@davemloft.net>
5364 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5365 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5366 relocation helper function.
5368 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5369 just like R_SPARC_GOT{10,13,22}.
5370 (Target_sparc::Scan::local): Likewise.
5371 (Target_sparc::Relocate:relocate): Likewise.
5373 2010-02-06 Ian Lance Taylor <iant@google.com>
5375 * configure.ac: Rewrite targetobjs duplicate removal code to use
5376 only shell constructs.
5377 * configure: Rebuild.
5379 2010-02-05 Doug Kwan <dougkwan@google.com>
5382 * arm.cc (Arm_relobj::section_is_scannable): New method.
5383 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5384 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5386 2010-02-04 Doug Kwan <dougkwan@google.com>
5389 * arm-reloc-property.cc (cstdio): Include.
5390 * configure.ac (targetobjs): Remove duplicates.
5391 * configure: Regenerate.
5392 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5393 big and little endian version for a given address size.
5395 2010-02-03 Doug Kwan <dougkwan@google.com>
5397 * arm-reloc-property.cc
5398 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5400 * arm-reloc-property.h
5401 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5402 New method definition.
5403 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5405 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5407 (GOT_PREL): Change implemented to Y.
5408 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5409 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5410 (Arm_relocate_functions::movw_abs_nc): Remove method.
5411 (Arm_relocate_functions::movt_abs): Ditto.
5412 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5413 (Arm_relocate_functions::thm_movt_abs): Ditto.
5414 (Arm_relocate_functions::movw_rel_nc): Ditto.
5415 (Arm_relocate_functions::movw_rel): Ditto.
5416 (Arm_relocate_functions::movt_rel): Ditto.
5417 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5418 (Arm_relocate_functions:thm_movw_rel): Ditto.
5419 (Arm_relocate_functions:thm_movt_rel): Ditto.
5420 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5421 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5422 New method definitions.
5423 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5424 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5425 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5426 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5427 (Target_arm::Relocate::relocate): Check for non-static or
5428 unimplemented relocation code and exit early. Change calls to
5429 Target_arm::reloc_uses_thumb_bit and
5430 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5431 instead. Refactor code to handle similar relocations to increase
5432 code sharing. Remove check for unsupported relocation code in switch
5434 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5435 relocation property table to find out size. Change error message to
5436 print out the name of a relocation code instead of the numeric value.
5437 (Target_arm::scan_reloc_for_stub): Use relocation property table
5438 instead of calling Target_arm::reloc_uses_thumb_bit().
5440 2010-02-02 Doug Kwan <dougkwan@google.com>
5442 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5443 types of relaxed input section.
5445 2010-02-02 Doug Kwan <dougkwan@google.com>
5447 * Makefile.am (HFILES): Add arm-reloc-property.h.
5449 (TARGETSOURCES): Add arm-reloc-property.cc
5450 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5451 (libgold_a_SOURCES): $(DEFFILES)
5452 * Makefile.in: Regenerate.
5453 * arm-reloc-property.cc: New file.
5454 * arm-reloc-property.h: New file.
5455 * arm-reloc.def: New file.
5456 * arm.cc: Update comments.
5457 (arm-reloc-property.h): New included header.
5458 (arm_reloc_property_table): New global variable.
5459 (Target_arm::do_select_as_default_target): New method definition.
5460 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5461 arm-reloc-property to targ_extra_obj.
5462 * parameters.cc (set_parameters_target): Call
5463 Target::select_as_default_target().
5464 * target.h (Target::select_as_default_target): New method definition.
5465 (Target::do_select_as_default_target): Same.
5467 2010-02-01 Doug Kwan <dougkwan@google.com>
5469 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5470 first_output_text_section_.
5471 (Arm_exidx_fixup::first_output_text_section): New method definition.
5472 (Arm_exidx_fixup::first_output_text_section_): New data member.
5473 (Arm_exidx_fixup::process_exidx_section): Record the first text
5474 output section seen.
5475 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5476 and entsize in output section header.
5478 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5480 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5481 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5482 (Arm_relocate_functions::thm_alu11): New Method.
5483 (Arm_relocate_functions::thm_pc8): New Method.
5484 (Arm_relocate_functions::thm_pc12): New Method.
5485 (Target_arm::Scan::local): Handle the relocations.
5486 (Target_arm::Scan::global): Likewise.
5487 (Target_arm::Relocate::relocate): Likewise.
5488 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5490 2010-01-29 Doug Kwan <dougkwan@google.com>
5492 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5493 of relocation types as ld.
5495 2010-01-29 Doug Kwan <dougkwan@google.com>
5497 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5499 (Arm_relocate_functions::thumb_branch_common): Ditto.
5500 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5501 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5502 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5503 Arm_relocate_functions::jump24): Remove.
5504 (Target_arm::Relocate::relocate): Adjust code to call
5505 Arm_relocation_functions::arm_branch_common and
5506 Arm_relocation_functions::thumb_branch_common instead of their removed
5507 wrappers. Merge switch-cases together to reduce source code size.
5509 2010-01-29 Doug Kwan <dougkwan@google.com>
5511 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5512 output_local_symbol_count_needs_update_.
5513 (Arm_relobj::output_local_symbol_count_needs_update,
5514 Arm_relobj::set_output_local_symbol_count_needs_update,
5515 Arm_relobj::update_output_local_symbol_count): New methods.
5516 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5518 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5519 of pointed function as in a R_ARM_PREL31 relocation.
5520 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5521 for output local symbol count updating.
5522 (Target_arm::do_relax): Update output local symbol counts in objects
5524 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5526 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5528 * arm.cc: Added support for the ARM relocations:
5529 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5530 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5531 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5533 (Arm_relocate_functions::movw_rel): New method.
5534 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5535 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5537 (Arm_relocate_functions::thm_movw_rel): New method.
5538 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5540 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5542 (Target_arm::Scan::global): Likewise.
5543 (Target_arm::Relocate::relocate): Likewise.
5544 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5547 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5549 * arm.cc: Added support for ARM group relocations.
5550 (Target_arm::reloc_needs_sym_origin): New method.
5551 (Arm_relocate_functions::calc_grp_kn): New method.
5552 (Arm_relocate_functions::calc_grp_residual): New method.
5553 (Arm_relocate_functions::calc_grp_gn): New method.
5554 (Arm_relocate_functions::arm_grp_alu): New Method.
5555 (Arm_relocate_functions::arm_grp_ldr): New Method.
5556 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5557 (Arm_relocate_functions::arm_grp_ldc): New Method.
5558 (Target_arm::Scan::local): Handle the ARM group relocations.
5559 (Target_arm::Scan::global): Likewise.
5560 (Target_arm::Relocate::relocate): Likewise.
5561 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5564 2010-01-26 Doug Kwan <dougkwan@google.com>
5566 * arm.cc (set): Include.
5567 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5569 (Arm_output_section::Text_section_list): New type.
5570 (Arm_output_section::append_text_sections_to_list): New method.
5571 (Arm_output_section::fix_exidx_coverage): Ditto.
5572 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5573 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5574 Relobj::set_section_offset() instead of
5575 Sized_relobj::invalidate_section_offset().
5576 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5577 parameter for section headers. Ignore relocation sections for
5578 unallocated sections and EXIDX sections.
5579 (Target_arm::fix_exidx_coverage): New method.
5580 (Target_arm::output_section_address_less_than): New type.
5581 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5582 linked text section instead of the EXIDX section.
5583 (Arm_output_section::create_stub_group): Add an assertion to check
5584 that this is not an EXIDX output section.
5585 (Arm_output_section::append_text_sections_to_list): New method.
5586 (Arm_output_section::fix_exidx_coverage): Ditto.
5587 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5588 Arm_relobj::section_needs_reloc_stub_scanning.
5589 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5591 (Target_arm::fix_exidx_coverage): New method.
5592 * object.h (Relobj::set_output_section): New method.
5593 (Sized_relobj::invalidate_section_offset): Remove method.
5594 (Sized_relobj::do_invalidate_section_offset): Remove method.
5595 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5597 2010-01-25 Doug Kwan <dougkwan@google.com>
5599 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5600 Fix warning due to signed and unsigned comparison on a 32-bit host.
5602 2010-01-22 Doug Kwan <dougkwan@google.com>
5604 * arm.cc (Target_arm::do_relax): Record an output section for section
5605 offset adjustment it contains any stub table that has changed.
5606 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5607 offsets in an output section if necessary.
5608 * output.cc (Output_section::Output_section): Initialize
5609 section_offsets_need_adjustments_.
5610 (Output_section::add_input_section_for_script): Renamed to
5611 Output_section::add_simple_input_section.
5612 (Output_section::save_states): Add a comment.
5613 (Output_section::discard_states): New method defintion.
5614 (Output_section::adjust_section_offsets): Same.
5615 * output.h (Output_section::add_input_section_for_script): Renamed to
5616 Output_section::add_simple_input_section.
5617 (Output_section::discard_states): New method declaration.
5618 (Output_section::adjust_section_offsets): Same.
5619 (Output_section::section_offsets_need_adjustment,
5620 Output_section::set_section_offsets_need_adjustment): New method
5622 (Output_section::section_offsets_need_adjustment_): New data member.
5623 * script-sections.cc
5624 (Output_section_element_input::set_section_address): Adjust code for
5625 renaming of Output_section::add_input_section_for_script.
5626 (Orphan_output_section::set_section_address): Same.
5628 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5630 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5631 Fix_v4bx enum values .
5632 * gold/options.h (General_options): New option definitions.
5633 (General_options::fix_v4bx): New method.
5634 (General_options::Fix_v4bx): New enum.
5635 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5636 (General_options::parse_fix_v4bx_interworking): New method.
5638 2010-01-22 Doug Kwan <dougkwan@google.com>
5640 * arm.cc (Arm_exidx_fixup): New class.
5642 2010-01-21 Doug Kwan <dougkwan@google.com>
5644 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5646 (Arm_exidx_section_offset_map): New type.
5648 2010-01-21 Doug Kwan <dougkwan@google.com>
5650 * arm.cc (Arm_exidx_input_section): New class.
5651 (Arm_relobj::exidx_input_section_by_link,
5652 Arm_relobj::exidx_input_section_by_shndx,
5653 Arm_relobj::make_exidx_input_section): New methods.
5654 (read_arm_attributes_section): Remove.
5655 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5656 information about them.
5657 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5660 2010-01-20 Doug Kwan <dougkwan@google.com>
5662 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5663 Input_section_specifier to Section_id.
5664 (Target_arm::new_arm_input_section: Adjust code for change of key
5666 (Target_arm::find_arm_input_section): Ditto.
5667 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5668 (Section_id): Remove.
5669 (Garbage_collection::Section_id_hash): Remove.
5670 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5671 (Section_id): Remove.
5672 (Icf::Section_id_hash): Remove.
5673 * object.h (Section_id, Const_section_id, Section_id_hash,
5674 Const_section_id_hash): New type definitions.
5675 * output.cc (Output_section::add_relaxed_input_section): Change to
5676 use Const_section_id instead of Input_section_specifier as key type.
5677 (Output_section::add_merge_input_section): Ditto.
5678 (Output_section::build_relaxation_map): Change to use Section_id
5679 instead of Input_section_specifier as key type.
5680 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5682 (Output_section::convert_input_sections_to_relaxed_sections): Change
5683 to use Const_section_id instead of Input_section_specifier as key type.
5684 (Output_section::find_merge_section): Ditto.
5685 (Output_section::find_relaxed_input_section): Ditto.
5686 * output.h (Input_section_specifier): Remove class.
5687 (Output_section::Output_section_data_by_input_section_map): Change
5688 key type to Const_section_id.
5689 (Output_section::Output_relaxed_input_section_by_input_section_map):
5691 (Output_section::Relaxation_map): Change key type to Section_id.
5693 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5695 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5696 (class Arm_v4bx_stub): New class.
5697 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5698 (Stub_factory::make_arm_v4bx_stub): New method.
5699 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5700 (Stub_table::empty): Handle v4bx stubs.
5701 (Stub_table::add_arm_v4bx_stub): New method.
5702 (Stub_table::find_arm_v4bx_stub): New method.
5703 (Arm_relocate_functions::v4bx): New method.
5704 (Target_arm::fix_v4bx): New method.
5705 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5706 (Stub_table::relocate_stubs): Likewise.
5707 (Stub_table::do_write): Likewise.
5708 (Stub_table::update_data_size_and_addralign): Likewise.
5709 (Stub_table::finalize_stubs): Likewise.
5710 (Target_arm::Scan::local): Likewise.
5711 (Target_arm::Scan::global): Likewise.
5712 (Target_arm::do_finalize_sections): Likewise.
5713 (Target_arm::Relocate::relocate): Likewise.
5714 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5716 (Target_arm::scan_reloc_for_stub): Likewise.
5717 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5719 2010-01-19 Ian Lance Taylor <iant@google.com>
5721 * output.cc (Output_section_headers::do_sized_write): Write large
5722 segment count to sh_info field.
5723 (Output_file_header::do_sized_write): For large segment count,
5724 write PN_XNUM to e_phnum field.
5726 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5728 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5729 (Arm_relocate_functions::thm_jump8): New function.
5730 (Arm_relocate_functions::thm_jump11): New function.
5731 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5733 (Target_arm::Scan::global): Likewise.
5734 (Target_arm::Relocate::relocate): Likewise.
5735 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5738 2010-01-14 Doug Kwan <dougkwan@google.com>
5740 * arm.cc (map, utility): Include headers.
5741 (Target_arm::apply_cortex_a8_workaround): New method.
5742 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5743 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5744 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5745 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5746 the --[no-]fix-cortex-a8 command line options.
5747 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5748 (Target_arm::relocate_stub): Use addend in instruction template.
5749 * options.h (DEFINE_bool): Set the user-set flag.
5750 (General_options): Add --[no-]-fix-cortex options.
5751 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5752 : Update fast look-up map after conversion.
5754 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5756 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5757 in the first pass of do_layout.
5759 2010-01-13 Doug Kwan <dougkwan@google.com>
5761 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5762 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5763 apparent compiler problem of not folding static constant integral
5764 data members of elfcpp::Elf_sizes<32>.
5766 2010-01-13 Doug Kwan <dougkwan@google.com>
5768 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5769 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5770 Arm_relobj::scan_section_for_cortex_a8_erratum,
5771 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5772 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5773 sections to scan for relocation stubs into a new method
5774 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5775 relocation and Cortex-A8 stub scanning.
5776 (Target_arm::do_relax): Force stubs to be after stubbed sections
5777 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5778 the beginning of a new relaxation pass. Update a comment.
5779 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5781 2010-01-12 Ian Lance Taylor <iant@google.com>
5783 * target-reloc.h (visibility_error): New inline function.
5784 (relocate_section): Call visibility_error.
5785 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5786 (MOSTLYCLEANFILES): Likewise.
5787 (protected_4_pic.o, protected_3.err): New targets.
5788 * testsuite/protected_4.cc: New file.
5790 2010-01-12 Doug Kwan <dougkwan@google.com>
5792 * arm.cc (Cortex_a8_reloc): New class.
5793 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5794 and cortex_a8_relocs_info_.
5795 (Target_arm::fix_cortex_a8): New method definition.
5796 (Target_arm::Cortex_a8_relocs_info): New type.
5797 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5798 New data member declarations.
5799 (Target_arm::scan_reloc_for_stub): Record information about
5800 relocations for THUMB branches that might be exempted from the
5801 Cortex-A8 workaround.
5802 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5803 at the beginning of a relaxation pass.
5805 2010-01-12 Doug Kwan <dougkwan@google.com>
5807 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5808 (Arm_relobj::Mapping_symbol_position,
5809 Arm_reloj::Mapping_symbol_position_less,
5810 Arm_relobj::Mapping_symbols_info): New types.
5811 (Target_arm::is_mapping_symbol_name): New method definition.
5812 (Arm_relobj::do_count_local_symbols): Save information about mapping
5815 2010-01-11 Doug Kwan <dougkwan@google.com>
5817 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5818 Arm_relocate_functions::thumb32_branch_upper,
5819 Arm_relocate_functions::thumb32_branch_lower,
5820 Arm_relocate_functions::thumb32_cond_branch_offset,
5821 Arm_relocate_functions::thumb32_cond_branch_upper,
5822 Arm_relocate_functions::thumb32_cond_branch_lower,
5823 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5824 branch offset encoding.
5825 (Arm_relocate_functions::thumb_branch_common): Use new branch
5826 offset encoding methods to avoid code duplication.
5827 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5828 (Stub_addend_reader::operator()): Use new branch encoding method
5829 to avoid code duplication.
5831 2010-01-11 Doug Kwan <dougkwan@google.com>
5833 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5834 (Target_arm::do_finalize_sections): Define special EXIDX section
5835 symbols only if referenced.
5836 * gc.h (Garbage_collection::add_reference): New method.
5837 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5840 2010-01-11 Ian Lance Taylor <iant@google.com>
5842 * script.cc (Version_script_info::build_expression_list_lookup):
5843 Change complaing about duplicate wildcard match from error to
5846 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5848 (Version_script_info::Version_script_info): Initialize globs_,
5849 default_version_, default_is_global_, and exact_. Don't
5850 initialize globals_ or locals_.
5851 (Version_script_info::build_lookup_tables): Build local symbols
5853 (Version_script_info::unquote): New function.
5854 (Version_script_info::add_exact_match): New function.
5855 (Version_script_info::build_expression_list_lookup): Remove lookup
5856 parameter. Add is_global parameter. Change all callers. Handle
5857 wildcard pattern specially. Unquote pattern. Call
5859 (Version_script_info::get_name_to_match): New function.
5860 (Version_script_info::get_symbol_version): New function.
5861 (Version_script_info::get_symbol_version_helper): Remove.
5862 (Version_script_info::check_unmatched_names): Call unquote.
5863 * script.h (class Version_script_info): Change get_symbol_version
5864 to be non-inline and add is_global parameter; change all callers.
5865 Rewrite symbol_is_local. Update declarations. Define struct
5866 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5867 Remove globals_ and locals_ members. Add exact_, globs_,
5868 default_version_, is_global_.
5869 (Version_script_info::Glob): Remove pattern, add expression and
5870 is_global. Update constructor. Change all callers.
5871 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5873 (Versions::symbol_section_contents): If a symbol is undefined, or
5874 defined in a dynamic object, set the version index to
5876 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5878 (Symbol_table::add_from_pluginobj): Likewise.
5879 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5881 2010-01-11 Doug Kwan <dougkwan@google.com>
5883 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5884 (incremental_dump_LDADD): Add linking option for libintl.
5885 * Makefile.in: Regenerate.
5887 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5890 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5892 * testsuite/Makefile.in: Regenerated.
5894 2010-01-10 Doug Kwan <dougkwan@google.com>
5896 * options.h (DEFINE_var): Use parentheses around argument varname__
5897 in macro body to avoid any unintended subsequent substitutions.
5899 2010-01-10 Ian Lance Taylor <iant@google.com>
5901 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
5902 candidates before doing symbol resolution.
5904 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
5905 ODR candidates if only one is weak.
5907 2010-01-08 Ian Lance Taylor <iant@google.com>
5909 * script.cc (Version_script_info::build_expression_list_lookup):
5910 Don't warn about ambiguous version, just record the ambiguity.
5911 (Version_script_info::get_symbol_version_helper): Give error if
5912 version is ambiguous.
5914 2010-01-08 Doug Kwan <dougkwan@google.com>
5916 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
5917 prev_data_size_ and prev_addralign_. Remove initializer for
5918 deleted data member has_been_changed_.
5919 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
5920 to determine if the table is empty.
5921 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
5923 (Stub_table::add_reloc_stub): Define method in class definition
5924 instead of just declaring it there.
5925 (Stub_table::add_cortex_a8_stub): New method definition.
5926 (Stub_table::update_data_size_and_addralign): Ditto.
5927 (Stub_table::finalize_stubs): Ditto.
5928 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
5929 (Stub_table::do_addralign_): Return address alignment in the
5930 (Stub_table::do_reset_address_and_file_offset): Define method in
5931 class definition instead of declaring it there. Set current data
5932 size to be the data size of the previous pass.
5933 (Stub_table::set_final_data_size): Use current data size as the
5935 (Stub_table::relocate_stub): Change parameter type of stub from
5936 Reloc_stub pointer to Stub pointer.
5937 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
5938 (Stub_table::Cortex_a8_stub_list): New typedef.
5939 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
5940 Stub_table::prev_addralign_): New data member.
5941 (Arm_relobj::Arm_relobj): Initialize data member
5942 section_has_cortex_a8_workaround_.
5943 (Arm_relobj::section_has_cortex_a8_workaround,
5944 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
5946 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
5948 (Target_arm::relocate_stub): Change parameter type of stub from
5949 Reloc_stub pointer to Stub pointer.
5950 (Insn_template::size, Insn_template::alignment): Handle
5951 THUMB16_SPECIAL_TYPE.
5952 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
5953 Stub_table::update_data_size_and_addralign,
5954 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
5956 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
5957 (Stub_table::do_write): Ditto.
5958 (Target_arm::do_relax): Adjust code for changes in Stub_table.
5960 2010-01-08 Ian Lance Taylor <iant@google.com>
5963 * symtab.h (class Symbol): Remove fields is_target_special_ and
5964 has_plt_offset_. Add field is_defined_in_discarded_section_.
5965 (Symbol::is_defined_in_discarded_section): New function.
5966 (Symbol::set_is_defined_in_discarded_section): New function.
5967 (Symbol::has_plt_offset): Rewrite.
5968 (Symbol::set_plt_offset): Verify that new offset is not -1U.
5969 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
5970 Don't initialize is_target_special_ or has_plt_offset_.
5971 Initialize is_defined_in_discarded_section_.
5972 (Symbol_table::add_from_relobj): If appropriate, set
5973 is_defined_in_discarded_section.
5974 * resolve.cc (Symbol::override_base_with_special): Don't test
5975 is_target_special_. Change has_plt_offset_ to has_plt_offset().
5976 * target-reloc.h (relocate_section): Do special handling for
5977 symbols defined in discarded sections for global symbols as well
5980 2010-01-08 Ian Lance Taylor <iant@google.com>
5982 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
5983 the SHT_SYMTAB case.
5985 2010-01-08 Ian Lance Taylor <iant@google.com>
5987 * object.cc (Sized_relobj::do_layout): Don't get confused if
5988 layout_eh_frame returns NULL.
5990 2010-01-08 Ian Lance Taylor <iant@google.com>
5993 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
5994 dynamic symbol table, use the normal symbol table.
5995 (Sized_dynobj::do_read_symbols): Remove assertion about type of
5998 2010-01-08 Ian Lance Taylor <iant@google.com>
6001 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6004 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6006 * version.cc (print_version): Change to "Copyright 2010".
6008 2010-01-08 Ian Lance Taylor <iant@google.com>
6012 * i386.cc (class Target_i386): Change return type of plt_section
6014 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6015 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6016 tls_desc_rel_ field.
6017 (Output_data_plt_i386::rel_tls_desc): New function.
6018 (Target_i386::rel_tls_desc_section): New function.
6019 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6020 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6021 R_386_TLS_DESC reloc in rel_tls_desc_section.
6022 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6023 Define struct Tlsdesc_info.
6024 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6025 (Target_x86_64::do_reloc_symbol_index): New function.
6026 (Target_x86_64::add_tlsdesc_info): New function.
6027 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6028 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6030 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6032 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6033 (Target_x86_64::rela_tlsdesc_section): New function.
6034 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6036 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6037 (Target_x86_64::do_reloc_addend): New function.
6038 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6039 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6040 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6041 (Output_reloc::type): New function.
6042 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6043 (Output_reloc::is_target_specific): New function.
6044 (Output_reloc::target_arg): New function.
6045 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6046 absolute relocs and target specific relocs.
6047 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6048 add_target_specific.
6049 (class Output_data_reloc) [SHT_RELA]: Likewise.
6050 * output.cc (Output_reloc::Output_reloc): Add four new versions
6051 for absolute relocs and target specific relocs.
6052 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6053 (Output_reloc::get_symbol_index): Likewise.
6054 (Output_reloc::local_section_offset): Check that local_sym_index_
6055 is not TARGET_CODE or 0.
6056 (Output_reloc::symbol_value): Likewise.
6057 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6059 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6060 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6062 * layout.cc (add_target_dynamic_tags): Use output section for
6063 DT_PLTRELSZ and DT_JMPREL.
6065 2010-01-07 Ian Lance Taylor <iant@google.com>
6068 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6070 (class Output_data_reloc_generic): Define.
6071 (class Output_data_reloc_base): Change base class to
6072 Output_data_reloc_generic. Change add() method to call
6073 bump_relative_reloc_count for a relative reloc. Remove
6075 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6077 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6078 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6080 * layout.h (class Layout): Update declaration.
6082 2010-01-07 Ian Lance Taylor <iant@google.com>
6084 * output.h (class Output_data): Add const version of
6085 output_section and do_output_section.
6086 (class Output_section_data): Add const version of
6088 (class Output_section): Likewise.
6089 * layout.cc (Layout::add_target_dynamic_tags): New function.
6090 * layout.h (class Layout): Update declarations.
6091 * arm.cc (Target_arm::do_finalize_sections): Use
6092 add_target_dynamic_tags.
6093 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6094 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6095 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6096 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6098 2010-01-07 Ian Lance Taylor <iant@google.com>
6101 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6104 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6105 Ian Lance Taylor <iant@google.com>
6108 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6109 Xindex::read_symtab_xindex.
6111 2010-01-07 Doug Kwan <dougkwan@google.com>
6113 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6114 (Insn_template::thumb16_bcond_insn): New method declaration.
6115 (Insn_template): Fix spelling.
6116 (Stub::thumb16_special): New method declaration.
6117 (Stub::do_write): Define virtual method which was previously pure
6119 (Stub::do_thumb16_special): New method declaration.
6120 (Stub::do_fixed_endian_write): New template member.
6121 (Reloc_stub::do_write): Remove.
6122 (Reloc_stub::do_fixed_endian_write): Remove.
6123 (Cortex_a8_stub): New class definition.
6124 (Stub_factory::make_cortex_a8_stub): New method definition.
6125 (Stub_factory::Stub_factory): Add missing static storage class
6126 qualifier for elf32_arm_stub_a8_veneer_blx.
6128 2010-01-07 Ian Lance Taylor <iant@google.com>
6131 * options.h (class General_options): Add --warn-unresolved-symbols
6132 and --error-unresolved-symbols.
6133 * errors.cc (Errors::undefined_symbol): Implement
6134 --warn-unresolved-symbols.
6136 * options.h (class General_options): Add -z text and -z textoff.
6137 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6139 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6141 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6142 (Garbage_collection::cident_sections): New function.
6143 (Garbage_collection::add_cident_section): New function.
6144 (Garbage_collection::cident_sections_): New member.
6145 (gc_process_relocs): Add references to sections whose names are C
6147 * gold.h (cident_section_start_prefix): New constant.
6148 (cident_section_stop_prefix): New constant.
6149 (is_cident): New function.
6150 * layout.cc (Layout::define_section_symbols): Replace string constants
6151 with the newly defined constants.
6152 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6154 * testsuite/Makefile.am: Add gc_orphan_section_test.
6155 * testsuite/Makefile.in: Regenerate.
6156 * testsuite/gc_orphan_section_test.cc: New file.
6157 * testsuite/gc_orphan_section_test.sh: New file.
6159 2010-01-06 Ian Lance Taylor <iant@google.com>
6162 * options.h (class General_options): Add --warn-shared-textrel.
6163 * layout.cc (Layout::finish_dynamic_section): Implement
6164 --warn-shared-textrel.
6167 * options.h (class General_options): Add --warn-multiple-gp.
6169 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6171 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6172 $(THREADSLIB) and $(LIBDL).
6173 * Makefile.in: Rebuild.
6175 2010-01-06 Ian Lance Taylor <iant@google.com>
6178 * options.cc (General_options::parse_section_start): New function.
6179 (General_options::section_start): New function.
6180 (General_options::General_options): Initialize all members.
6181 * options.h: Include <map>
6182 (class General_options): Add --section-start. Add section_starts_
6184 * layout.cc (Layout::attach_allocated_section_to_segment): If
6185 --section-start was used, set the address of the segment. Remove
6186 local sort_sections.
6187 (Layout::relaxation_loop_body): If the address of the load segment
6188 has been set by --section-start, don't use it.
6189 * output.h (Output_segment::update_flags_for_output_section): New
6191 * output.cc (Output_segment::add_output_section): Call
6192 update_flags_for_output_section.
6194 2010-01-05 Ian Lance Taylor <iant@google.com>
6197 * options.h (class General_options): Add --undefined-version.
6198 * script.cc (struct Version_expression): Add was_matched_by_symbol
6200 (Version_script_info::matched_symbol): New function.
6201 (Version_script_info::get_symbol_version_helper): Call
6203 (Version_script_info::check_unmatched_names): New function.
6204 * script.h (class Version_script_info): Update declarations.
6205 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6207 * options.h (class General_options): Use DEFINE_bool_alias for
6208 allow_multiple_definition.
6209 * resolve.cc (Symbol_table::should_override): Don't test
6210 allow_multiple_definition.
6213 * options.h (class General_options): Add --cref.
6214 * main.cc (main): Print cref table if --cref. Don't close mapfile
6215 until after printing cref table.
6216 * cref.cc: Include "symtab.h".
6217 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6218 (Cref_table_compare::operator()): New function.
6219 (Cref_inputs::gather_cref): New function.
6220 (filecol): New static const.
6221 (Cref_inputs::print_cref): New function.
6222 (Cref::print_cref): New function.
6223 * cref.h: Include <cstdio>.
6224 (class Cref): Update declarations.
6225 * mapfile.h (Mapfile::file): New function.
6226 * object.h (class Object): Define Symbols. Declare virtual
6227 do_get_global_symbols.
6228 (Object::get_global_symbols): New function.
6229 * object.cc (Input_objects::add_object): Pass object to cref_ if
6231 (Input_objects::archive_start): Likewise.
6232 (Input_objects::archive_stop): Likewise.
6233 (Input_objects::print_cref): New function.
6234 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6235 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6237 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6239 * plugin.h (class Sized_pluginobj): Update declarations.
6241 2010-01-05 Ian Lance Taylor <iant@google.com>
6243 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6244 to is_default_version. Rename insdef to insdefault.
6245 (Symbol_table::add_from_relobj): Rename def to is_default_version
6246 and local to is_forced_local.
6247 (Symbol_table::add_from_pluginobj): Likewise.
6248 (Symbol_table::add_from_dynobj): Likewise.
6249 (Symbol_table::define_special_symbol): Rename insdef to
6252 2010-01-04 Ian Lance Taylor <iant@google.com>
6255 * options.h (class General_options): Add
6256 --allow-multiple-definition and -z muldefs.
6257 * resolve.cc (Symbol_table::should_override): Don't warn about a
6258 multiple symbol definition if --allow-multiple-definition or -z
6262 * options.h (class General_options): Add --add-needed and
6263 --copy-dt-needed-entries. Tweak --as-needed help entry.
6264 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6265 error if --copy-dt-needed-entries aka --add-needed is used and
6266 would cause a change in behaviour.
6269 * options.h (class General_options): Add -G as a short version of
6270 --shared. Add no-op options -assert, -g, and -i.
6272 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6274 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6275 check for .text or .gnu.linkonce.t sections.
6276 * icf.cc (Icf::find_identical_sections): Ditto.
6277 Change the detection for mangled function name within the section
6279 * icf.h (is_section_foldable_candidate): New function.
6281 2009-12-30 Ian Lance Taylor <iant@google.com>
6284 * options.h (class General_options): Permit two dashes with
6285 --retain-symbols-file.
6287 2009-12-30 Ian Lance Taylor <iant@google.com>
6290 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6291 don't put the file header and segment headers in the text
6295 * common.cc (Sort_commons::operator()): Stabilize sort when both
6297 (Symbol_table::do_allocate_commons_list): When allocating common
6298 symbols, skip a symbol which is no longer common.
6299 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6300 an object before checking its type.
6301 * testsuite/common_test_2.c: New file.
6302 * testsuite/common_test_3.c: New file.
6303 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6304 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6305 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6306 (common_test_2_pic.o, common_test_2.so): New targets.
6307 (common_test_3_pic.o, common_test_3.so): New targets.
6308 * testsuite/Makefile.in: Rebuild.
6311 * script.cc (read_input_script): If we see a new SECTIONS clause,
6312 and we have added an input section, give an error.
6313 * layout.h (class Layout): Add have_added_input_section function.
6314 Add have_added_input_section_ field.
6315 * layout.cc (Layout::Layout): Initialize
6316 have_added_input_section_.
6317 (Layout::layout): Set have_added_input_section_.
6318 (Layout::layout_eh_frame): Likewise.
6320 2009-12-30 Ian Lance Taylor <iant@google.com>
6323 * options.h (class General_options): Add --sort-common option.
6324 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6325 * common.cc (Sort_common): Add sort_order parameter to
6326 constructor. Add sort_order_ field.
6327 (Sort_commons::operator): Check sort_order_.
6328 (Symbol_table::allocate_commons): Determine the sort order.
6329 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6331 (Symbol_table::do_allocate_commons_list): Likewise.
6333 2009-12-30 Ian Lance Taylor <iant@google.com>
6336 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6337 symbols from this object, don't change the visibility of an
6339 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6341 2009-12-30 Ian Lance Taylor <iant@google.com>
6344 * script.h (class Version_script_info): Define Language enum.
6345 Update declarations. Define Glob, Exact, and Lookup types. Add
6346 new fields globals_, locals_, and is_finalized_.
6347 * script.cc: Various formatting fixes.
6348 (class Parser_closure): Change language_stack_ from a vector of
6349 std::string to one of Version_script_info::Language. Adjust all
6351 (class Lazy_demangler): Remove.
6352 (struct Version_expression): Change language from std::string to
6353 Version_script_info::Language.
6354 (Version_script_info::Version_script_info): New function.
6355 (Version_script_info::~Version_script_info): Don't call clear.
6356 (Version_script_info::finalize): New function.
6357 (Version_script_info::build_lookup_tables): New function.
6358 (Version_script_info::build_expression_list_lookup): New
6360 (Version_script_info::get_symbol_version_helper): Rewrite to use
6362 (Version_script_info::print_expression_list): Adjust to use
6363 Version_script_info::Language.
6364 (script_push_lex_into_version_mode): Check that the version script
6365 has not been finalized.
6366 (version_script_push_lang): Change language string to
6367 Version_script_info::Language.
6368 * options.cc (Command_line::version_script): New function.
6369 * options.h (class General_options): Add finalize_dynamic_list
6370 function. Change version_script from declaration to definition.
6371 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6372 * testsuite/version_script.map: Remove duplicate def of foo.
6373 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6375 * testsuite/Makefile.in: Rebuild.
6377 2009-12-30 Ian Lance Taylor <iant@google.com>
6380 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6381 if the input symbol index is 0, make the output symbol index 0.
6383 2009-12-30 Ian Lance Taylor <iant@google.com>
6386 * options.h (class General_options): Add -x/--discard-all.
6387 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6388 --discard-all. If the local symbol needs a dynamic entry, check
6389 that before handling --discard-locals.
6391 2009-12-30 Ian Lance Taylor <iant@google.com>
6394 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6396 (Output_segment::add_output_section): Don't change the flags if
6400 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6401 GNU hash table if they need a dynamic value. Otherwise, don't add
6402 them if they are defined in a dynamic object or are forced local.
6404 2009-12-29 Ian Lance Taylor <iant@google.com>
6407 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6408 .gnu.hash table for a 32-bit target.
6411 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6412 regular and a dynamic object only needs a dynamic symbol table
6413 entry if it is externally visible.
6416 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6417 constructor. Add global_offset_table_ field.
6418 (Target_i386::got_section): Set global_offset_table_.
6419 (Target_i386::do_finalize_sections): Set global_offset_table_
6421 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6422 in constructor. Add global_offset_table_ field.
6423 (Target_x86_64::got_section): Set global_offset_table_.
6424 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6427 * layout.cc (Layout::Layout): Initialize increase_relro_.
6428 (Layout::get_output_section): Add is_relro, is_last_relro, and
6429 is_first_non_relro parameters. Change all callers.
6430 (Layout::choose_output_section): Likewise.
6431 (Layout::add_output_section_data): Likewise.
6432 (Layout::make_output_section): Likewise.
6433 (Layout::set_segment_offsets): Clear increase_relro when using a
6435 * layout.h (class Layout): Add increase_relro method. Add
6436 increase_relro_ field. Update declarations.
6437 * output.cc (Output_section::Output_section): Initialize
6438 is_last_relro_ and is_first_non_relro_.
6439 (Output_segment::add_output_section): Group relro sections is
6440 do_sort is true. Handle is_last_relro and is_first_non_relro.
6441 (Output_segment::maximum_alignment): Remove relro handling.
6442 (Output_segment::set_section_addresses): Add increase_relro
6443 parameter. Change all callers. Add initial alignment to align
6444 relro sections on separate page. Remove old relro handling.
6445 (Output_segment::set_section_list_addresses): Remove in_relro
6446 parameter. Change all callers.
6447 (Output_segment::set_offset): Add increase parameter. Change all
6448 callers. Remove old relro handling.
6449 * output.h (class Output_section): Add new methods: is_last_relro,
6450 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6451 Add is_last_relro_ and is_first_non_relro_ fields.
6452 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6453 Create separate .got.plt section. Call increase_relro.
6454 * x86_64.cc (Target_x86_64::got_section): Likewise.
6455 * testsuite/relro_script_test.t: Add .got.plt.
6458 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6459 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6460 (Layout::finalize): Call set_dynamic_symbol_size.
6461 (Layout::set_dynamic_symbol_size): New function.
6462 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6463 set_dynamic_symbol_size.
6466 * output.h (class Output_section): Add is_entsize_zero_ field.
6467 * output.cc (Output_section::Output_section): Initialize
6469 (Output_section::set_entsize): If two different entsizes are
6470 requested, force it to zero.
6471 (Output_section::add_input_section): Set flags for .debug_str
6472 before updating section flags. Set entsize.
6473 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6474 and SHF_STRING if all input sections have those flags.
6476 2009-12-29 Rafael Espindola <espindola@google.com>
6478 * main.cc (main): Fix the sys time reporting.
6479 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6482 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6484 * options.cc (General_options::parse_version): Allow -v to exit
6485 without an error if there is nothing to link.
6487 2009-12-29 Ian Lance Taylor <iant@google.com>
6489 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6490 using a version of gcc before 4.1.
6491 * configure: Rebuild.
6493 2009-12-28 Chris Demetriou <cgd@google.com>
6495 * attributes.cc (Output_attributes_section_data::do_write): Use
6496 std::vector::front rather than std::vector::data.
6498 2009-12-28 Ian Lance Taylor <iant@google.com>
6500 * symtab.h (class Symbol_table): Add enum Defined.
6501 * resolve.cc (Symbol_table::should_override): Add defined
6502 parameter. Change all callers. Test whether object is NULL
6503 before calling a method on it.
6504 (Symbol_table::report_resolve_problem): Add defined parameter.
6506 (Symbol_table::should_override_with_special): Likewise.
6507 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6508 parameter. Change all callers.
6509 (Symbol_table::do_define_in_output_data): Likewise.
6510 (Symbol_table::define_in_output_segment): Likewise.
6511 (Symbol_table::do_define_in_output_segment): Likewise.
6512 (Symbol_table::define_as_constant): Likewise.
6513 (Symbol_table::do_define_as_constant): Likewise.
6514 * script.h (class Symbol_assignment): Add is_defsym parameter to
6515 constructor; change all callers.
6516 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6517 parameter. Change all callers. Add is_defsym_ field.
6518 (class Parser_closure): Add parsing_defsym parameter to
6519 constructor; change all callers. Add parsing_defsym accessor
6520 function. Add parsing_defsym_ field.
6522 2009-12-28 Ian Lance Taylor <iant@google.com>
6524 * gold.cc (queue_middle_tasks): Fix formatting.
6525 * object.cc (Relobj::is_section_name_included): Likewise.
6527 2009-12-23 Ian Lance Taylor <iant@google.com>
6529 * i386.cc (Target_i386::do_calls_non_split): Recognize
6530 -fsplit-stack prologue for a function with a static chain.
6531 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6532 -fsplit-stack prologue when using %r11.
6534 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6536 * options.cc (General_options::parse_version): Make -v continue and do
6537 the link like GNU ld does.
6539 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6541 * Makefile.am (CCFILES): Add timer.cc.
6542 (HFILES): Add timer.h.
6543 * configure.ac: Check for sysconf and times.
6544 * main.cc: include timer.h.
6545 (main): Use Timer instead of get_run_time.
6548 * workqueue.cc: include timer.h.
6549 (Workqueue::find_and_run_task):
6550 Report user, sys and wall time.
6551 * Makefile.in: Regenerate.
6552 * config.in: Regenerate.
6553 * configure: Regenerate.
6555 2009-12-16 Doug Kwan <dougkwan@google.com>
6557 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6559 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6560 relaxed input sections.
6561 * output.cc (Output_section::find_relaxed_input_section): Change
6562 return type to Output_relaxed_input_section pointer. Adjust code
6563 for new type of relaxed_input_section_map_.
6564 * output.h (Output_section::find_relaxed_input_section): Change
6565 return type to Output_relaxed_input_section pointer.
6566 (Output_section::Output_relaxed_input_section_by_input_section_map):
6568 (Output_section::relaxed_input_section_map_): Change type to
6569 Output_section::Output_relaxed_input_section_by_input_section_map.
6570 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6573 2009-12-15 Ian Lance Taylor <iant@google.com>
6575 * layout.cc (Layout::create_shstrtab): Only write out after input
6576 sections if we are compressing debug sections.
6578 2009-12-15 Ian Lance Taylor <iant@google.com>
6580 * archive.cc (Archive::add_symbols): Only look up a symbol without
6581 a version if there is, in fact, a version.
6583 2009-12-14 Ian Lance Taylor <iant@google.com>
6585 Revert -Wshadow changes, all changes from:
6586 2009-12-11 Doug Kwan <dougkwan@google.com>
6587 2009-12-11 Nick Clifton <nickc@redhat.com>
6588 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6590 2009-12-11 Doug Kwan <dougkwan@google.com>
6592 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6594 * attributes.cc (Object_attribute::size): Ditto.
6595 (Attributes_section_data::size): Ditto.
6596 (Attributes_section_data::Attributes_section_data): Ditto.
6597 (Output_attributes_section_data::do_write): Ditto.
6598 * attributes.h (Object_attribute::set_type): Ditto.
6599 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6601 2009-12-11 Nick Clifton <nickc@redhat.com>
6603 * archive.cc: Fix shadowed variable warnings.
6605 * compressed_output.cc: Likewise.
6606 * compressed_output.h: Likewise.
6607 * configure: Likewise.
6608 * dwarf_reader.cc: Likewise.
6609 * dynobj.cc: Likewise.
6610 * dynobj.h: Likewise.
6611 * ehframe.cc: Likewise.
6612 * ehframe.h: Likewise.
6613 * errors.cc: Likewise.
6614 * expression.cc: Likewise.
6615 * fileread.cc: Likewise.
6616 * fileread.h: Likewise.
6617 * freebsd.h: Likewise.
6618 * i386.cc: Likewise.
6620 * incremental.h: Likewise.
6621 * layout.cc: Likewise.
6622 * layout.h: Likewise.
6623 * mapfile.cc: Likewise.
6624 * merge.cc: Likewise.
6625 * merge.h: Likewise.
6626 * object.cc: Likewise.
6627 * object.h: Likewise.
6628 * options.h: Likewise.
6629 * output.cc: Likewise.
6630 * output.h: Likewise.
6631 * parameters.cc: Likewise.
6632 * plugin.cc: Likewise.
6633 * powerpc.cc: Likewise.
6634 * reduced_debug_output.cc: Likewise.
6635 * reduced_debug_output.h: Likewise.
6636 * reloc.cc: Likewise.
6637 * reloc.h: Likewise.
6638 * resolve.cc: Likewise.
6639 * script-sections.cc: Likewise.
6640 * script.cc: Likewise.
6641 * script.h: Likewise.
6642 * sparc.cc: Likewise.
6643 * symtab.cc: Likewise.
6644 * symtab.h: Likewise.
6645 * target-select.cc: Likewise.
6646 * target-select.h: Likewise.
6647 * token.h: Likewise.
6648 * workqueue.cc: Likewise.
6649 * workqueue.h: Likewise.
6650 * x86_64.cc: Likewise.
6652 2009-12-10 Doug Kwan <dougkwan@google.com>
6654 * arm.cc (attributes.h): New include.
6655 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6656 (Arm_relobj::~Arm_relobj): Delete object pointed by
6657 attributes_section_data_.
6658 (Arm_relobj::attributes_section_data): New method definition.
6659 (Arm_relobj::attributes_section_data_): New data member declaration.
6660 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6661 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6662 attributes_section_data_.
6663 (Arm_dynobj::attributes_section_data): New method definition.
6664 (Arm_dynobj::attributes_section_data_): New data member declaration.
6665 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6666 initialization value of may_use_blx_ to false.
6667 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6668 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6669 object attributes to compute results instead of hard-coding.
6670 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6671 Target_arm::get_secondary_compatible_arch,
6672 Target_arm::set_secondary_compatible_arch
6673 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6674 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6675 New method declarations.
6676 (Target_arm::get_aeabi_object_attribute): New method definition.
6677 (Target_arm::attributes_section_data_): New data member declaration.
6678 (read_arm_attributes_section): New template definition.
6679 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6680 (Arm_dynobj::do_read_symbols): Ditto.
6681 (Target_arm::do_finalize_sections): Merge attributes sections from
6682 input. Check for BLX use after attributes section merging.
6683 Fix __exidx_start and __exidx_end visibility. Create an
6684 .ARM.attributes section if necessary.
6685 (Target_arm::get_secondary_compatible_arch,
6686 Target_arm::set_secondary_compatible_arch,
6687 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6688 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6689 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6690 New method definitions.
6692 2009-12-09 Ian Lance Taylor <iant@google.com>
6694 * plugin.cc (Plugin::load): Don't cast from void* to a function
6697 2009-12-09 Ian Lance Taylor <iant@google.com>
6699 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6702 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6704 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6705 Replace two_file_shared_1.so with two_file_shared_2.so.
6706 * testsuite/Makefile.in: Regenerated.
6708 2009-12-08 Doug Kwan <dougkwan@google.com>
6710 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6711 (HFILES): Add attributes.h and int_encoding.h.
6712 * Makefile.in: Regenerate.
6713 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6714 function definitions to int_encoding.cc
6715 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6716 prototypes to int_encoding.h
6717 * reduced_debug_output.cc (int_encoding.h): New include.
6718 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6719 function definitions to int_encoding.cc
6720 (insert_into_vector, read_from_pointer): Move template definitions to
6722 * attributes.cc: New file.
6723 * attributes.h: New file.
6724 * int_encoding.cc: New file.
6725 * int_encoding.h: New file.
6727 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6730 * incremental-dump.cc (dump_incremental_inputs): New.
6731 (main): Use dump_incremental_inputs.
6733 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6736 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6737 checking elfcpp::STT_FUNC.
6738 (Target_i386::Relocate::relocate): Likewise.
6739 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6741 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6742 symbols from shared libraries into normal FUNC symbols.
6744 * symtab.h (Symbol): Add is_func and use it.
6746 2009-12-05 Doug Kwan <dougkwan@google.com>
6748 * arm.cc (Target_arm::arm_info): Initialize new fields
6749 attributes_section and attributes_vendor.
6750 * i386.cc (Target_i386::i386_info): Same.
6751 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6752 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6753 fields attributes_section and attributes_vendor.
6754 * sparc.cc (Target_sparc::sparc_info): Same.
6755 * target.h (Target::attributes_section, Target::attributes_vendor,
6756 Target::is_attributes_section, Target::attribute_arg_type,
6757 Target::attributes_order): New method definitions.
6758 (Target::Target_info::attributes_section,
6759 Target::Target_info::attributes_vendor): New fields.
6760 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6761 virtual method definitions.
6762 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6763 attributes_section and attributes_vendor.
6764 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6766 2009-12-05 Doug Kwan <dougkwan@google.com>
6768 * arm.cc: Update comments about interworking and stub generation.
6769 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6770 considered as non-PIC.
6771 (Arm_relocate_functions::base_abs): Fix formatting.
6772 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6773 of function to use GOT entry address instead of offset.
6774 (Target_arm::Scan::global): Issue an error if a symbol would need a
6775 PLT does not get one because it is untyped. Remove code to create
6776 dynamic symbols for relative branches.
6777 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6778 takes unsigned integer instead of boolean.
6780 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6782 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6783 (two_file_test_LDADD): Likewise.
6784 (common_test_1_LDADD): Likewise.
6785 (exception_test_LDADD) Likewise.
6786 (weak_test_LDADD): Likewise.
6787 (many_sections_test_LDADD): Likewise.
6788 (initpri1_LDADD): Likewise.
6789 (script_test_1_LDADD): Likewise.
6790 (script_test_2_LDADD): Likewise.
6791 (justsyms_LDADD): Likewise.
6792 (binary_test_LDADD): Likewise.
6793 (large_LDADD): Likewise.
6794 * testsuite/Makefile.in: Regenerated.
6796 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6798 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6799 (Symbol_table::override_with_special): Likewise.
6800 (Symbol_table::add_from_object): Likewise.
6802 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6804 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6805 Don't set the data_offset twice.
6807 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6809 * testsuite/Makefile.in: Regenerate.
6811 2009-12-03 Doug Kwan <dougkwan@google.com>
6813 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6814 (Target_arm::do_finalize_sections): Add parameter for symbol table
6815 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6816 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6817 parameter for symbol table pointer.
6818 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6819 an additional parameter for a pointer to symbol table.
6820 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6821 parameter for a symbol table pointer.
6822 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6823 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6825 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6826 parameter for a symbol table pointer.
6828 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6830 * incremental.cc (Incremental_inputs_header)
6831 (Incremental_inputs_header_write, Incremental_inputs_entry)
6832 (Incremental_inputs_entry_write): Move ...
6833 * incremental.h (Incremental_inputs_header)
6834 (Incremental_inputs_header_write, Incremental_inputs_entry)
6835 (Incremental_inputs_entry_write): here.
6837 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6839 * incremental.cc (make_sized_incremental_binary): Set the target.
6840 Error if it is incompatible.
6841 * output.h (Output_file): Add filename method.
6843 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6845 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6846 from the get_* methods.
6848 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6850 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6851 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6852 Write 0 for the data_offset of scripts.
6854 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6856 * testsuite/Makefile.am: Add the incremental_test.sh test.
6857 * testsuite/incremental_test.sh: New.
6858 * testsuite/incremental_test_1.c: New.
6859 * testsuite/incremental_test_2.c: New.
6861 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6863 * incremental-dump.cc (main): Fix typos.
6865 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6868 * incremental-dump.cc (main): Use llu to print 64 bit values.
6870 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6871 H.J. Lu <hongjiu.lu@intel.com>
6873 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6875 (incremental_dump_LDADD): Likewise.
6876 * Makefile.in: Regenerated.
6878 2009-11-25 Doug Kwan <dougkwan@google.com>
6882 2009-11-25 Doug Kwan <dougkwan@google.com>
6884 * arm.cc (Target_arm::Target_arm): Move method definition
6885 outside of class definition. Add code to handle
6886 --target1-rel, --target1-abs and --target2= options.
6887 (Target_arm::get_reloc_reloc_type): Change method to be
6888 non-static and const.
6889 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6890 New data member declaration.
6891 (Target_arm::Scan::local, Target_arm::Scan::global,
6892 Target_arm::Relocate::relocate,
6893 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
6894 Adjust call to Target_arm::get_real_reloc_type.
6895 (Target_arm::get_real_reloc_type): Use command line options
6896 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6897 * options.h (--target1-rel, --target1-abs, --target2): New
6900 2009-11-25 Doug Kwan <dougkwan@google.com>
6902 * arm.cc (Target_arm::Target_arm): Move method definition outside of
6903 class definition. Add code to handle --target1-rel, --target1-abs
6904 and --target2= options.
6905 (Target_arm::get_reloc_reloc_type): Change method to be non-static
6907 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
6909 (Target_arm::Scan::local, Target_arm::Scan::global,
6910 Target_arm::Relocate::relocate,
6911 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
6912 call to Target_arm::get_real_reloc_type.
6913 (Target_arm::get_real_reloc_type): Use command line options to
6914 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
6915 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
6918 2009-11-25 Doug Kwan <dougkwan@google.com>
6920 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
6921 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
6922 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
6924 (Arm_relocate_functions::thm_call): Replace body with a call to
6925 Arm_relocate_functions::thumb_branch_common.
6926 (Arm_relocate_functions::thm_jump24,
6927 Arm_relocate_functions::thm_xpc22): New method definitions.
6928 (Arm_relocate_functions::thumb_branch_common): New method definition.
6929 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
6931 (Target_arm::Relocate::relocate): Adjust call to thm_call.
6932 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
6934 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6936 * Makefile.am: Build incremental-dump
6937 * Makefile.in: Regenerate.
6938 * incremental-dump.cc: New.
6939 * incremental.cc (Incremental_inputs_header_data,
6940 Incremental_inputs_entry_data): Move to incremental.h
6941 * incremental.h: (Incremental_inputs_header_data,
6942 Incremental_inputs_entry_data): Move from incremental.cc
6944 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6946 * incremental.cc (Incremental_inputs_header,
6947 Incremental_inputs_header_write, Incremental_inputs_entry,
6948 Incremental_inputs_entry_write): Add a typedef with the data type.
6950 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
6952 * incremental.cc (Incremental_inputs_header,
6953 Incremental_inputs_header_write, Incremental_inputs_entry,
6954 Incremental_inputs_entry_write): Update comment about which
6955 type has the filed descriptions.
6957 2009-11-15 Doug Kwan <dougkwan@google.com>
6959 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
6960 (Arm_relocate_functions::arm_branch_common): Change method defintion
6961 in class definition to a method declaration and update list of formal
6963 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
6964 Arm_relocation_functions::jump24): Adjust call to
6965 Arm_relocate_functions::arm_branch_common. Update list of formal
6967 (Arm_relocate_functions::xpc25): New method definition.
6968 (Arm_relocate_functions::arm_branch_common): Move method defintion
6969 out from class definition. Use stubs for mode-switching and extending
6971 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
6972 specially. Change code to enable use of stubs in ARM branches.
6974 2009-11-10 Doug Kwan <dougkwan@google.com>
6976 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
6977 in method declaration.
6978 (Target_arm::relocate_stub): New method declaration.
6979 (Target_arm::default_target): Change to return a pointer instead of
6981 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
6982 Target_arm::default_target.
6983 (Arm_Relobj::do_relocate_sections): Remove options paramater in
6985 (Target_arm::relocate_section): Adjust view.
6986 (Target_arm::relocate_stub): New method definition.
6988 2009-11-10 Doug Kwan <dougkwan@google.com>
6990 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
6992 * incremental.cc (open_incremental_binary): Initialized local
6993 variables to avoid warnings.
6994 * object.cc (make_elf_object): Ditto.
6995 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
6998 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7001 * testsuite/plugin_test.c: Include "config.h".
7003 2009-11-09 Doug Kwan <dougkwan@google.com>
7005 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7006 (arm_symbol_value): Remove.
7007 (Arm_relocate_functions::arm_branch_common,
7008 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7009 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7010 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7011 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7012 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7013 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7014 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7015 Arm_relocate_functions::thm_mobw_abs_nc,
7016 Arm_relocate_functions::thm_mov_abs,
7017 Arm_relocate_functions::movw_prel_nc,
7018 Arm_relocate_functions::thm_movt_abs,
7019 Arm_relocate_functions::movt_prel,
7020 Arm_relocate_functions::thm_movw_prel_nc,
7021 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7022 (Target_arm::Relocate::relocate): Only decompose address into two
7023 parts if relocation type uses the thumb-bit and pass the actual
7024 bit instead of a flag indicating that the thumb-bit is used. Adjust
7025 calls to methods in Arm_relocate_functions for this change.
7027 2009-11-08 Ian Lance Taylor <iant@google.com>
7030 * reloc.cc: Instantiate
7031 Sized_relobj::initialize_input_to_output_maps and
7032 Sized_relobj:free_input_to_output_maps.
7034 2009-11-06 Ian Lance Taylor <iant@google.com>
7037 * defstd.cc (in_segment): Set only_if_ref true for "end".
7039 2009-11-06 Doug Kwan <dougkwan@google.com>
7041 * arm.cc (class Reloc_stub): Correct a comment.
7042 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7043 (Target_arm::scan_section_for_stubs): New method declaration.
7044 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7045 Change methods from private to protected.
7046 (Target_arm::do_may_relax): New method definition.
7047 (Target_arm::do_relax, Target_arm::group_sections,
7048 Target_arm::scan_reloc_for_stub,
7049 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7050 (Target_arm::arm_input_section_map_): New data member declaration.
7051 (Target_arm::scan_reloc_for_stub,
7052 Target_arm::scan_reloc_section_for_stubs,
7053 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7054 Target_arm::do_relax): New method definitions.
7056 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7058 * configure.ac: Check for (struct stat)::st_mtim
7059 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7060 * config.in: Regenerate.
7061 * configure: Regenerate.
7063 2009-11-05 Ian Lance Taylor <iant@google.com>
7066 * output.cc (Output_segment::add_output_section): Add missing
7069 2009-11-04 Ian Lance Taylor <iant@google.com>
7072 * object.h (class Object): Add is_needed and set_is_needed
7073 methods. Add is_needed_ field. Make bool fields into bitfields.
7074 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7075 defined in a dynamic object and referenced by a regular object,
7076 set is_needed for the dynamic object.
7077 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7078 if the file is marked with as_needed and it is not needed.
7080 2009-11-04 Ian Lance Taylor <iant@google.com>
7083 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7084 tags if data is discarded by linker script.
7085 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7086 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7087 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7088 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7090 2009-11-04 Ian Lance Taylor <iant@google.com>
7092 * layout.cc (Layout::get_output_section): Add is_interp and
7093 is_dynamic_linker_section parameters. Change all callers.
7094 (Layout::choose_output_section): Likewise.
7095 (Layout::make_output_section): Likewise.
7096 (Layout::add_output_section_data): Add is_dynamic_linker_section
7097 parameter. Change all callers.
7098 * layout.h (class Layout): Update declarations.
7099 * output.h (class Output_section): Add is_interp, set_is_interp,
7100 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7101 Add is_interp_, is_dynamic_linker_section_ fields. Change
7102 generate_code_fills_at_write_ to a bitfield.
7103 * output.cc (Output_section::Output_sections): Initialize new
7105 (Output_segment::add_output_section): Add do_sort parameter.
7108 2009-11-03 Ian Lance Taylor <iant@google.com>
7111 * options.h (class General_options): Add --warn-common.
7112 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7113 merging two common symbols.
7114 (Symbol_table::should_override): Handle --warn-common when merging
7115 a common symbol with a defined symbol. Use report_resolve_problem
7116 for multiple definitions.
7117 (Symbol_table::report_resolve_problem): New function.
7118 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7120 2009-11-03 Doug Kwan <dougkwan@google.com>
7122 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7124 (Target_arm::stub_factory): New method definition.
7125 (Target_arm::new_arm_input_section,
7126 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7127 Target_arm::reloc_uses_thumb_bit): New method declarations.
7128 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7129 New type definitions.
7130 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7131 member declarations.
7132 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7133 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7134 New method definitions.
7136 2009-11-03 Ian Lance Taylor <iant@google.com>
7138 * options.h (class General_options): Add --warn_constructors.
7140 2009-11-03 Ian Lance Taylor <iant@google.com>
7143 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7144 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7146 2009-11-03 Ian Lance Taylor <iant@google.com>
7149 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7150 --msgid-bugs-address.
7151 (install-pdf): New target.
7152 (install-data_yes): Look up one directory to find mkinstalldirs.
7154 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7156 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7159 2009-10-30 Doug Kwan <dougkwan@google.com>
7161 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7163 2009-10-30 Doug Kwan <dougkwan@google.com>
7165 * arm.cc (Stub_addend_reader): New struct template definition
7166 and partial specializations.
7167 (Stub_addend_reader::operator()): New method definition for a
7168 partially specialized template.
7170 2009-10-30 Doug Kwan <dougkwan@google.com>
7172 * arm.cc (Arm_relobj::processor_specific_flags): New method
7174 (Arm_relobj::do_read_symbols): New method declaration.
7175 (Arm_relobj::processor_specific_flags_): New data member declaration.
7176 (Arm_dynobj): New class definition.
7177 (Target_arm::do_finalize_sections): Add input_objects parameter.
7178 (Target_arm::do_adjust_elf_header): New method declaration.
7179 (Target_arm::are_eabi_versions_compatible,
7180 (Target_arm::merge_processor_specific_flags): New method declaration.
7181 (Target_arm::do_make_elf_object): New overloaded method definitions
7183 (Arm_relobj::do_read_symbols): New method definition.
7184 (Arm_dynobj::do_read_symbols): Ditto.
7185 (Target_arm::do_finalize_sections): Add input_objects parameters.
7186 Merge processor-specific flags from all input objects.
7187 (Target_arm::are_eabi_versions_compatible,
7188 Target_arm::merge_processor_specific_flags,
7189 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7190 New method definitions.
7191 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7192 Input_objects pointer type parameter.
7193 * layout.cc (Layout::finalize): Pass input objects to target's.
7194 finalize_sections function.
7195 * output.cc (Output_file_header::do_sized_write): Set ELF file
7196 header's processor-specific flags.
7197 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7198 Input_objects pointer type parameter.
7199 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7200 * target.h (Input_objects): New forward class declaration.
7201 (Target::processor_specific_flags,
7202 Target::are_processor_specific_flags_sect): New method definitions.
7203 (Target::finalize_sections): Add input_objects parameter.
7204 (Target::Target): Initialize processor_specific_flags_ and
7205 are_processor_specific_flags_set_.
7206 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7208 (Target::set_processor_specific_flags): New method definition.
7209 (Target::processor_specific_flags_,
7210 Target::are_processor_specific_flags_set_): New data member
7212 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7213 Input_objects pointer type parameter.
7215 2009-10-30 Doug Kwan <dougkwan@google.com>
7217 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7219 2009-10-28 Ian Lance Taylor <iant@google.com>
7221 * object.h (class Relobj): Drop options parameter from
7222 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7223 do_scan_relocs, do_relocate. Change all callers.
7224 (class Sized_relobj): Drop options parameters from
7225 do_gc_process_relocs, do_scan_relocs, do_relocate,
7226 do_relocate_sections, relocate_sections, emit_relocs_scan,
7227 emit_relocs_scan_reltype. Change all callers.
7228 (struct Relocate_info): Remove options field and all references to
7230 * reloc.h (class Read_relocs): Remove options constructor
7231 parameter and options_ field. Change all callers.
7232 (class Gc_process_relocs, class Scan_relocs): Likewise.
7233 (class Relocate_task): Likewise.
7234 * target-reloc.h (scan_relocs): Remove options parameter. Change
7236 (scan_relocatable_relocs): Likewise.
7237 * target.h (class Sized_target): Remove options parameter from
7238 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7240 * gc.h (gc_process_relocs): Remove options parameter. Change all
7242 * arm.cc: Update functions to remove options parameters.
7243 * i386.cc: Likewise.
7244 * powerpc.cc: Likewise.
7245 * sparc.cc: Likewise.
7246 * x86_64.cc: Likewise.
7247 * testsuite/testfile.cc: Likewise.
7249 2009-10-28 Doug Kwan <dougkwan@google.com>
7251 * arm.cc (Arm_relobj): New class definition.
7252 (Arm_relobj::scan_sections_for_stubs,
7253 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7254 New method definitions.
7256 2009-10-28 Cary Coutant <ccoutant@google.com>
7258 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7259 (Plugin::cleanup_done_): New member.
7260 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7261 (Plugin_manager::cleanup_done_): Remove.
7262 (Plugin_manager::add_input_file): Edit error message.
7263 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7264 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7266 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7268 * fileread.cc: (File_read::View::~View): Use the new
7269 data_ownership_ filed.
7270 (File_read::~File_read): Dispose the new whole_file_view_.
7271 (File_read::open): Mmap the whole file if needed.
7272 (File_read::open): Use whole_file_view_ instead of contents_.
7273 (File_read::find_view): Use whole_file_view_ if applicable.
7274 (File_read::do_read): Use whole_file_view_ instead of contents_.
7275 (File_read::make_view): Use whole_file_view_ instead of contents_,
7276 update File_read::View::View call.
7277 (File_read::find_or_make_view): Update File_read::View::View
7279 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7281 (File_read::View::Data_ownership): New enum.
7282 (File_read::View::View): Replace bool mapped_ with Data_ownership
7284 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7285 (File_read::View::data_ownership_): New field.
7286 (File_read::contents_): Remove (replaced by whole_file_view_).
7287 (File_read::whole_file_view_): New field.
7288 * options.h (class General_options): Add --keep-files-mapped.
7290 2009-10-27 Cary Coutant <ccoutant@google.com>
7292 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7293 * testsuite/Makefile.am (plugin_test_5): New test case.
7294 * testsuite/Makefile.in: Regenerate.
7296 2009-10-25 Doug Kwan <dougkwan@google.com>
7298 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7299 from private to protected to allow access by child class.
7300 (Sized_relobj::do_relocate_sections): New method declaration.
7301 (Sized_relobj::relocate_sections): Virtualize.
7302 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7303 Sized_relobj::relocate_sections. Instantiate template explicitly
7304 for different target sizes and endianity.
7306 2009-10-24 Doug Kwan <dougkwan@google.com>
7308 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7309 (Arm_input_section::as_arm_input_section): New method.
7310 (Arm_output_section): New class definition.
7311 (Arm_output_section::create_stub_group,
7312 Arm_output_section::group_sections): New method definitions.
7314 2009-10-22 Doug Kwan <dougkwan@google.com>
7316 * arm.cc (Arm_input_section): New class definition.
7317 (Arm_input_section::init, Arm_input_section:do_write,
7318 Arm_input_section::set_final_data_size,
7319 Arm_input_section::do_reset_address_and_file_offset): New method
7322 2009-10-21 Doug Kwan <dougkwan@google.com>
7324 * arm.cc (Stub_table, Arm_input_section): New forward class
7326 (Stub_table): New class defintion.
7327 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7328 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7329 New method definition.
7331 2009-10-21 Doug Kwan <dougkwan@google.com>
7333 * arm.cc: Update copyright comments.
7334 (Target_arm): New forward class template declaration.
7335 (Arm_address): New type.
7336 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7337 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7338 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7340 (Insn_template): Same.
7341 (DEF_STUBS): New macro.
7342 (Stub_type): New enum type.
7343 (Stub_template): New class definition.
7346 (Stub_factory): Same.
7347 (Target_arm::Target_arm): Initialize may_use_blx_ and
7348 should_force_pic_veneer_.
7349 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7350 Target_arm::should_force_pic_veneer,
7351 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7352 Target_arm::using_thumb_only, Target_arm:;default_target): New
7354 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7355 New data member declarations.
7356 (Insn_template::size, Insn_template::alignment): New method defintions.
7357 (Stub_template::Stub_template): New method definition.
7358 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7359 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7360 (Stub_factory::Stub_factory): New method definition.
7361 * gold.h (string_hash): New template.
7362 * output.h (Input_section_specifier::hash_value): Use
7364 (Input_section_specifier::string_hash): Remove.
7365 * stringpool.cc (Stringpool_template::string_hash): Use
7368 2009-10-20 Doug Kwan <dougkwan@google.com>
7370 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7371 symbols of relaxed input sections.
7372 * output.h (Output_section::find_relaxed_input_section): Make
7375 2009-10-16 Doug Kwan <dougkwan@google.com>
7377 * dynobj.cc (Versions::Versions): Initialize version_script_.
7378 Only insert base version symbol definition for a shared object
7379 if version script defines any version versions.
7380 (Versions::define_base_version): New method definition.
7381 (Versions::add_def): Check that base version is not needed.
7382 (Versions::add_need): Define base version lazily.
7383 * dynobj.h (Versions::define_base_version): New method declaration.
7384 (Versions::needs_base_version_): New data member declaration.
7385 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7386 (check_DATA): Add no_version_test.stdout.
7387 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7389 * testsuite/Makefile.in: Regenerate.
7390 * testsuite/no_version_test.c: New file.
7391 * testsuite/no_version_test.sh: Ditto.
7393 2009-10-16 Doug Kwan <dougkwan@google.com>
7395 * expression.cc (class Segment_start_expression): New class definition.
7396 (Segment_start_expression::value): New method definition.
7397 (script_exp_function_segment_start): Return a new
7398 Segment_start_expression.
7399 * gold/script-c.h (script_saw_segment_start_expression): New function
7401 * script-sections.cc (Script_sections::Script_sections): Initialize
7402 SAW_SEGMENT_START_EXPRESSION_ to false.
7403 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7404 and -Tbbs options to specify section addresses if given in
7405 command line and no SEGMENT_START expression is seen in a script.
7406 * script-sections.h (Script_sections::saw_segment_start_expression,
7407 Script_sections::set_saw_segment_start_expression): New method
7409 (Script_sections::saw_segment_start_expression_): New data member
7411 * script.cc (script_saw_segment_start_expression): New function.
7412 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7413 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7414 script_test_7.sh and script_test_8.sh.
7415 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7416 script_test_8.stdout.
7417 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7418 (script_test_6, script_test_6.stdout, script_test_7,
7419 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7420 * Makefile.in: Regenerate.
7421 * testsuite/script_test_6.sh: New file.
7422 * testsuite/script_test_6.t: Same.
7423 * testsuite/script_test_7.sh: Same.
7424 * testsuite/script_test_7.t: Same.
7425 * testsuite/script_test_8.sh: Same.
7427 2009-10-16 Doug Kwan <dougkwan@google.com>
7429 * output.cc (Output_segment::set_section_list_address): Cast
7430 expressions to unsigned long long type to avoid format warnings.
7432 2009-10-15 Ian Lance Taylor <iant@google.com>
7434 * script.cc (Script_options::add_symbol_assignment): Always add a
7435 dot assignment to script_sections_.
7436 * script-sections.cc (Script_sections::add_dot_assignment):
7437 Initialize if necessary.
7439 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7440 program headers with no load segment if there is a linker script.
7442 * layout.cc (Layout::set_segment_offsets): Align the file offset
7443 to the segment aligment for -N or -n with no load segment.
7444 * output.cc (Output_segment::add_output_section): Don't crash if
7445 the first section is a TLS section.
7446 (Output_segment::set_section_list_addresses): Print an error
7447 message if the address moves backward in a linker script.
7448 * script-sections.cc
7449 (Output_section_element_input::set_section_addresses): Don't
7450 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7451 (Orphan_output_section::set_section_addresses): Likewise.
7453 2009-10-15 Doug Kwan <dougkwan@google.com>
7455 * layout.cc (Layout::finish_dynamic_section): Generate tags
7456 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7457 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7458 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7460 2009-10-14 Ian Lance Taylor <iant@google.com>
7462 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7464 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7465 data_shdr fields of relinfo.
7466 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7467 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7468 R_386_TLS_LDO_32, adjust based on section flags.
7469 (Target_i386::Relocate::fix_up_ldo): Remove.
7471 2009-10-13 Ian Lance Taylor <iant@google.com>
7473 Add support for -pie.
7474 * options.h (class General_options): Add -pie and
7476 (General_options::output_is_position_independent): Test -pie.
7477 (General_options::output_is_executable): Return true if not shared
7478 and not relocatable.
7479 (General_options::output_is_pie): Remove.
7480 * options.cc (General_options::finalize): Reject incompatible uses
7482 * gold.cc (queue_middle_tasks): A -pie link is not static.
7483 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7484 * symtab.cc (Symbol::final_value_is_known): Return false if
7485 output_is_position_independent.
7486 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7487 output_is_position_independent.
7488 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7489 output_is_position_independent.
7490 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7491 output_is_position_independent.
7492 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7494 (basic_pie_test.o, basic_pie_test): New targets.
7495 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7496 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7497 (two_file_pie_test): New target.
7498 * testsuite/Makefile.in: Rebuild.
7499 * README: Remove note saying that -pie is not supported.
7501 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7503 * options.h (class General_options): Add -init and -fini.
7504 * layout.cc (Layout::finish_dynamic_section): Emit
7505 given init and fini functions.
7507 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7509 * gc.h (gc_process_relocs): Check if icf is enabled using new
7511 * gold.cc (queue_initial_tasks): Likewise.
7512 (queue_middle_tasks): Likewise.
7513 * object.cc (do_layout): Likewise.
7514 * symtab.cc (is_section_folded): Likewise.
7515 * main.cc (main): Likewise.
7516 * reloc.cc (Read_relocs::run): Likewise.
7517 (Sized_relobj::do_scan_relocs): Likewise.
7518 * icf.cc (is_function_ctor_or_dtor): New function.
7519 (Icf::find_identical_sections): Check if function is ctor or dtor when
7521 * options.h (General_options::icf): Change option to be an enum.
7522 (Icf_status): New enum.
7523 (icf_enabled): New method.
7524 (icf_safe_folding): New method.
7525 (set_icf_status): New method.
7526 (icf_status_): New variable.
7527 * (options.cc) (General_options::finalize): Set icf_status_.
7528 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7529 icf_test and icf_keep_unique_test to use the --icf enum flag.
7530 * testsuite/icf_safe_test.sh: New file.
7531 * testsuite/icf_safe_test.cc: New file.
7533 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7535 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7536 includes to gc.h and icf.h.
7537 * arm.cc: Include gc.h.
7538 * gold.cc: Likewise.
7539 * i386.cc: Likewise.
7540 * powerpc.cc: Likewise.
7541 * sparc.cc: Likewise.
7542 * x86_64.cc: Likewise.
7543 * gc.h: Include icf.h.
7545 2009-10-11 Ian Lance Taylor <iant@google.com>
7547 * plugin.cc: Include "gold.h" before other header files.
7549 2009-10-10 Chris Demetriou <cgd@google.com>
7551 * options.h (Input_file_argument::Input_file_type): New enum.
7552 (Input_file_argument::is_lib_): Replace with...
7553 (Input_file_argument::type_): New member.
7554 (Input_file_argument::Input_file_argument): Take Input_file_type
7555 'type' rather than boolean 'is_lib' as second argument.
7556 (Input_file_argument::is_lib): Use type_.
7557 (Input_file_argument::is_searched_file): New function.
7558 (Input_file_argument::may_need_search): Handle is_searched_file.
7559 * options.cc (General_options::parse_library): Support -l:filename.
7560 (General_options::parse_just_symbols): Update for Input_file_argument
7562 (Command_line::process): Likewise.
7563 * archive.cc (Archive::get_file_and_offset): Likewise.
7564 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7565 * script.cc (read_script_file, script_add_file): Likewise.
7566 * fileread.cc (Input_file::Input_file): Likewise.
7567 (Input_file::will_search_for): Handle is_searched_file.
7568 (Input_file::open): Likewise.
7569 * readsyms.cc (Read_symbols::get_name): Likewise.
7570 * testsuite/Makefile.am (searched_file_test): New test.
7571 * testsuite/Makefile.in: Regenerate.
7572 * testsuite/searched_file_test.cc: New file.
7573 * testsuite/searched_file_test_lib.cc: New file.
7575 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7576 Ian Lance Taylor <iant@google.com>
7578 * descriptor.cc: Include <cstdio> and "binary-io.h".
7579 (Descriptors::open): Open the files in binary mode always.
7580 * script.cc (Lex::get_token): Treat \r as whitespace.
7582 2009-10-09 Ian Lance Taylor <iant@google.com>
7584 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7586 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7587 Ian Lance Taylor <iant@google.com>
7589 * configure.ac: Check for readv function also.
7590 * fileread.cc (readv): Define if not HAVE_READV.
7591 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7593 * config.in: Regenerate.
7594 * configure: Regenerate.
7596 2009-10-09 Doug Kwan <dougkwan@google.com>
7598 * layout.cc (Layout::make_output_section): Call target hook to make
7599 ordinary output section.
7600 (Layout::finalize): Adjust parameter list of call the
7601 Target::may_relax().
7602 * layout.h (class Layout::section_list): New method.
7603 * merge.h (Output_merge_base::entsize): Change visibility to public.
7604 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7606 (Output_merge_string::do_is_string): New method.
7607 * object.cc (Sized_relobj::do_setup): renamed from
7608 Sized_relobj::set_up.
7609 * object.h (Sized_relobj::adjust_shndx,
7610 Sized_relobj::initializ_input_to_output_maps,
7611 Sized_relobj::free_input_to_output_maps): Change visibilities to
7613 (Sized_relobj::setup): Virtualize.
7614 (Sized_relobj::do_setup): New method declaration.
7615 (Sized_relobj::invalidate_section_offset,
7616 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7617 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7618 * options.cc (parse_int): New function.
7619 * options.h (parse_int): New declaration.
7620 (DEFINE_int): New macro.
7621 (stub_group_size): New option.
7622 * output.cc (Output_section::Output_section): Initialize memebers
7623 merge_section_map_, merge_section_by_properties_map_,
7624 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7625 (Output_section::add_input_section): Handled deferred code-fill
7626 generation and remove an old comment.
7627 (Output_section::add_relaxed_input_section): New method definition.
7628 (Output_section::add_merge_input_section): Use merge section by
7629 properties map to speed to search. Update merge section maps
7631 (Output_section::build_relaxation_map): New method definition.
7632 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7634 (Output_section::relax_input_section): Renamed to
7635 Output_section::convert_input_sections_to_relaxed_sections and change
7636 interface to take a vector of pointers to relaxed sections.
7637 (Output_section::find_merge_section,
7638 Output_section::find_relaxed_input_section): New method definitions.
7639 (Output_section::is_input_address_mapped,
7640 Output_section::output_offset, Output_section::output_address):
7641 Use output section data maps to speed up searching.
7642 (Output_section::find_starting_output_address): Add comments.
7643 (Output_section::do_write,
7644 Output_section::write_to_postprocessing_buffer): Do code-fill
7645 generation as appropriate.
7646 (Output_section::get_input_sections): Invalidate relaxed input section
7648 (Output_section::restore_states): Adjust type of checkpoint .
7649 Invalidate relaxed input section map.
7650 * output.h (Output_merge_base): New class declaration.
7651 (Input_section_specifier): New class defintion.
7652 (class Output_relaxed_input_section) Change base class to
7653 Output_section_data_build.
7654 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7655 base class initializer.
7656 (Output_section::add_relaxed_input_section): New method declaration.
7657 (Output_section::Input_section): Change visibility to protected.
7658 (Output_section::Input_section::relobj,
7659 Output_section::Input_section::shndx): Handle relaxed input sections.
7660 Output_section::input_sections) Change visibility to protected. Also
7661 define overload to return a non-const pointer.
7662 (Output_section::Merge_section_properties): New class defintion.
7663 (Output_section::Merge_section_by_properties_map,
7664 Output_section::Output_section_data_by_input_section_map,
7665 Output_section::Relaxation_map): New types.
7666 (Output_section::relax_input_section): Rename method to
7667 Output_section::convert_input_sections_to_relaxed_sections and change
7668 interface to take a vector of relaxed section pointers.
7669 (Output_section::find_merge_section,
7670 Output_section::find_relaxed_input_section,
7671 Output_section::build_relaxation_map,
7672 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7673 New method declarations.
7674 (Output_section::merge_section_map_
7675 Output_section::merge_section_by_properties_map_,
7676 Output_section::relaxed_input_section_map_,
7677 Output_section::is_relaxed_input_section_map_valid_,
7678 Output_section::generate_code_fills_at_write_): New data members.
7679 * script-sections.cc
7680 (Output_section_element_input::set_section_addresses): Call
7681 current_data_size and addralign methods of relaxed input sections.
7682 (Orphan_output_section::set_section_addresses): Call current_data_size
7683 and addralign methods of relaxed input sections.
7684 * symtab.cc (Symbol_table::compute_final_value): Extract template
7685 from the body of Symbol_table::sized_finalize_symbol.
7686 (Symbol_table::sized_finalized_symbol): Call
7687 Symbol_table::compute_final_value.
7688 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7689 (Symbol_table::compute_final_value): New templated method declaration.
7690 * target.cc (Target::do_make_output_section): New method defintion.
7691 * target.h (Target::make_output_section): New method declaration.
7692 (Target::relax): Add more parameters for input objects, symbol table
7693 and layout. Adjust call to do_relax.
7694 (Target::do_make_output_section): New method declaration.
7695 (Target::do_relax): Add parameters for input objects, symbol table
7698 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7700 * pread.c: Include stdio.h.
7702 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7704 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7707 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7709 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7710 Change read_shndx type to unsigned int.
7711 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7713 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7714 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7715 Change read_shndx type to unsigned int.
7716 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7718 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7719 * layout.cc (Layout::create_symtab_sections): Cast the result of
7720 local_symcount * symsize to off_t in the gold_assert.
7722 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7724 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7725 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7727 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7728 (Arm_relocate_functions::thm_abs5): New function.
7729 (Arm_relocate_functions::abs12): New function.
7730 (Arm_relocate_functions::abs16): New function.
7731 (Arm_relocate_functions::base_abs): New function.
7732 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7733 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7734 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7736 (Scan::global): Likewise.
7737 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7738 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7739 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7740 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7743 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7745 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7746 (Arm_relocate_functions::movt_prel): New function.
7747 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7748 (Arm_relocate_functions::thm_movt_prel): New function.
7749 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7750 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7751 (Scan::global, Relocate::relocate): Likewise.
7752 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7754 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7756 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7757 Incremental_checker.
7758 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7760 (class Incremental_inputs_header): New class.
7761 (Incremental_inputs_header_writer): Edit comment.
7762 (Incremental_inputs_entry): New class.
7763 (Incremental_inputs_entry_writer): Edit comment.
7764 (Sized_incremental_binary::do_find_incremental_inputs_section):
7765 Add *strtab_shndx parameter, fill it.
7766 (Sized_incremental_binary::do_check_inputs): New method.
7767 (Incremental_checker::can_incrementally_link_output_file): Use
7768 Sized_incremental_binary::check_inputs.
7769 (Incremental_inputs::report_command_line): Save command line in
7772 (Incremental_binary::find_incremental_inputs_section): New
7774 (Incremental_binary::do_find_incremental_inputs_section): Add
7775 strtab_shndx parameter.
7776 (Incremental_binary::do_check_inputs): New pure virtual method.
7777 (Sized_incremental_binary::do_check_inputs): Declare.
7778 (Incremental_checker::Incremental_checker): Add incremental_inputs
7779 parameter, use it to initialize incremental_inputs_.
7780 (Incremental_checker::incremental_inputs_): New field.
7781 (Incremental_checker::command_line): New method.
7782 (Incremental_checker::inputs): New method.
7783 (Incremental_checker::command_line_): New field.
7785 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7787 * incremental.cc: Include <cstdarg> and "target-select.h".
7788 (vexplain_no_incremental): New function.
7789 (explain_no_incremental): New function.
7790 (Incremental_binary::error): New method.
7791 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7793 (make_sized_incremental_binary): New function.
7794 (open_incremental_binary): New function.
7795 (can_incrementally_link_file): Add checks if output is ELF and has
7797 * incremental.h: Include "elfcpp_file.h" and "output.h".
7798 (Incremental_binary): New class.
7799 (Sized_incremental_binary): New class.
7800 (open_incremental_binary): Declare.
7801 * object.cc (is_elf_object): Use
7802 elfcpp::Elf_recognizer::is_elf_file.
7803 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7804 * output.h (Output_file::filesize): New method.
7806 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7808 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7810 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7811 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7813 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7815 (Arm_relocate_functions::movw_abs_nc): New function.
7816 (Arm_relocate_functions::movt_abs): New function.
7817 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7818 (Arm_relocate_functions::thm_movt_abs): New function.
7819 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7820 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7821 (Scan::global): Likewise.
7822 (Relocate::relocate): Likewise.
7823 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7825 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7827 * arm.cc (Arm_relocate_functions::got_prel) New function.
7828 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7829 (Relocate::relocate): Likewise.
7830 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7832 2009-10-06 Ian Lance Taylor <iant@google.com>
7834 * options.h (class General_options): Define
7835 split_stack_adjust_size parameter.
7836 * object.h (class Object): Add uses_split_stack_ and
7837 has_no_split_stack_ fields. Add uses_split_stack and
7838 has_no_split_stack accessor functions. Declare
7839 handle_split_stack_section.
7840 (class Reloc_symbol_changes): Define.
7841 (class Sized_relobj): Define Function_offsets. Declare
7842 split_stack_adjust, split_stack_adjust_reltype, and
7844 * object.cc (Object::handle_split_stack_section): New function.
7845 (Sized_relobj::do_layout): Call handle_split_stack_section.
7846 * dynobj.cc (Sized_dynobj::do_layout): Call
7847 handle_split_stack_section.
7848 * reloc.cc (Sized_relobj::relocate_sections): Call
7849 split_stack_adjust for executable sections in split_stack
7850 objects. Pass reloc_map to relocate_section.
7851 (Sized_relobj::split_stack_adjust): New function.
7852 (Sized_relobj::split_stack_adjust_reltype): New function.
7853 (Sized_relobj::find_functions): New function.
7854 * target-reloc.h: Include "object.h".
7855 (relocate_section): Add reloc_symbol_changes parameter. Change
7857 * target.h (class Target): Add calls_non_split method. Declare
7858 do_calls_non_split virtual method. Declare match_view and
7860 * target.cc: Include "elfcpp.h".
7861 (Target::do_calls_non_split): New function.
7862 (Target::match_view): New function.
7863 (Target::set_view_to_nop): New function.
7864 * gold.cc (queue_middle_tasks): Give an error if mixing
7865 split-stack and non-split-stack objects with -r.
7866 * i386.cc (Target_i386::relocate_section): Add
7867 reloc_symbol_changes parameter.
7868 (Target_i386::do_calls_non_split): New function.
7869 * x86_64.cc (Target_x86_64::relocate_section): Add
7870 reloc_symbol_changes parameter.
7871 (Target_x86_64::do_calls_non_split): New function.
7872 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7874 * powerpc.cc (Target_powerpc::relocate_section): Add
7875 reloc_symbol_changes parameter.
7876 * sparc.cc (Target_sparc::relocate_section): Add
7877 reloc_symbol_changes parameter.
7878 * configure.ac: Call AM_CONDITIONAL for the default target.
7879 * configure: Rebuild.
7880 * testsuite/Makefile.am (TEST_AS): New variable.
7881 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7882 (check_DATA): Add split_i386 and split_x86_64 files.
7883 (SPLIT_DEFSYMS): Define.
7884 (split_i386_[1234n].o): New targets.
7885 (split_i386_[124]): New targets.
7886 (split_i386_[1234r].stdout): New targets.
7887 (split_x86_64_[1234n].o): New targets.
7888 (split_x86_64_[124]): New targets.
7889 (split_x86_64_[1234r].stdout): New targets.
7890 (MOSTLYCLEANFILES): Add new executables.
7891 * testsuite/split_i386.sh: New file.
7892 * testsuite/split_x86_64.sh: New file.
7893 * testsuite/split_i386_1.s: New file.
7894 * testsuite/split_i386_2.s: New file.
7895 * testsuite/split_i386_3.s: New file.
7896 * testsuite/split_i386_4.s: New file.
7897 * testsuite/split_i386_n.s: New file.
7898 * testsuite/split_x86_64_1.s: New file.
7899 * testsuite/split_x86_64_2.s: New file.
7900 * testsuite/split_x86_64_3.s: New file.
7901 * testsuite/split_x86_64_4.s: New file.
7902 * testsuite/split_x86_64_n.s: New file.
7903 * testsuite/testfile.cc (Target_test): Update relocation_section
7905 * testsuite/Makefile.in: Rebuild.
7907 2009-10-06 Ian Lance Taylor <iant@google.com>
7909 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
7910 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
7911 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
7912 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
7913 the address on ldo_addrs_.
7914 (Target_i386::Relocate::fix_up_ldo): New function.
7916 2009-10-06 Rafael Espindola <espindola@google.com>
7918 * plugin.cc (add_input_library): New.
7919 (Plugin::load): Add add_input_library to tv.
7920 (Plugin_manager::add_input_file): Add the is_lib argument.
7921 (add_input_file): Update call to Plugin_manager::add_input_file.
7922 (add_input_library): New.
7923 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
7925 2009-09-30 Doug Kwan <dougkwan@google.com>
7927 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
7928 symbol and call Symbol::may_need_copy_reloc to determine if
7929 a copy reloc is needed.
7930 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
7931 nocopyreloc is given in command line.
7932 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
7933 given in command line.
7934 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
7935 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
7936 of the removed Target_i386::may_need_copy_reloc.
7937 * options.h (copyreloc): New option with default value false.
7938 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7939 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
7940 instead of the removed Target_powerpc::may_need_copy_reloc.
7941 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
7942 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
7943 instead of the removed Target_sparc::may_need_copy_reloc.
7944 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
7945 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
7946 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
7947 instead of the removed Target_x86_64::may_need_copy_reloc.
7949 2009-09-30 Ian Lance Taylor <iant@google.com>
7951 * object.h (class Object): Remove target_ field, and target,
7952 sized_target, and set_target methods.
7953 (Object::sized_target): Remove.
7954 (class Sized_relobj): Update declarations. Remove sized_target.
7955 * object.cc (Sized_relobj::setup): Remove target parameter.
7957 (Input_objects::add_object): Don't do anything with the target.
7958 (make_elf_sized_object): Add punconfigured parameter. Change all
7959 callers. Set or test parameter target.
7960 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
7962 * parameters.cc (Parameters::set_target): Change parameter type to
7964 (Parameters::default_target): Remove.
7965 (set_parameters_target): Change parameter type to be non-const.
7966 (parameters_force_valid_target): New function.
7967 (parameters_clear_target): New function.
7968 * parameters.h (class Parameters): Update declarations. Remove
7969 default_target method. Add sized_target and clear_target
7970 methods. Change target_ to be non-const.
7971 (set_parameters_target): Update declaration.
7972 (parameters_force_valid_target): Declare.
7973 (parameters_clear_target): Declare.
7974 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
7975 as NULL if we aren't searching.
7976 (Add_symbols::run): Don't check for compatible target.
7977 * fileread.cc (Input_file::open_binary): Call
7978 parameters_force_valid_target.
7979 * gold.cc (queue_middle_tasks): Likewise.
7980 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
7981 set_target on object.
7982 * dynobj.h (class Sized_dynobj): Update declarations.
7983 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
7984 make_elf_object returns NULL.
7985 (Archive::include_member): Don't check whether object target is
7987 * output.cc (Output_section::add_input_section): Get target from
7989 (Output_section::relax_input_section): Likewise.
7990 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
7992 (Sized_relobj::do_scan_relocs): Likewise.
7993 (Sized_relobj::relocate_sections): Likewise.
7994 * resolve.cc (Symbol_table::resolve): Likewise.
7995 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
7996 parameter. Change all callers.
7997 (Symbol_table::add_from_object): Get target from parameters.
7998 (Symbol_table::add_from_relobj): Don't check object target.
7999 (Symbol_table::add_from_dynobj): Likewise.
8000 (Symbol_table::define_special_symbol): Get target from
8002 * symtab.h (class Symbol_table): Update declaration.
8003 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8004 parameter. Change all callers. Clear parameter target.
8005 (Binary_test): Test target here.
8006 * testsuite/object_unittest.cc (gold_testsuite): Remove
8007 target_test_pointer parameter. Change all callers.
8008 (Object_test): Test target here.
8010 2009-09-26 Ian Lance Taylor <iant@google.com>
8012 * testsuite/initpri1.c: Don't try to use constructor priorities if
8013 compiling with gcc before 4.3.
8015 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8017 * testsuite/retain_symbols_file_test.sh (check_present): Change
8018 output file name to retain_symbols_file_test.stdout.
8019 (check_absent): Likewise.
8021 2009-09-18 Craig Silverstein <csilvers@google.com>
8023 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8024 * options.cc: Include <cerrno> and <fstream>.
8025 (General_options::finalize): Parse -retain-symbols-file tag.
8026 * options.h: New flag.
8027 (General_options): New method should_retain_symbol, new
8028 variable symbols_to_retain.
8029 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8030 should_retain_symbol map.
8031 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8032 * testsuite/Makefile.in: Regenerate.
8033 * testsuite/retain_symbols_file_test.sh: New file.
8035 2009-09-18 Nick Clifton <nickc@redhat.com>
8037 * po/es.po: Updated Spanish translation.
8039 2009-09-17 Doug Kwan <dougkwan@google.com>
8041 * debug.h (DEBUG_RELAXATION): New constant.
8042 (DEBUG_ALL): Add DEBUG_RELAXATION.
8043 (debug_string_to_enum): Add relaxation debug option.
8045 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8046 Layout::Relaxation_debug_check::read_sections,
8047 Layout::Relaxation_debug_check::read_sections): New method definitions.
8048 (Layout::Layout): Initialize data members
8049 record_output_section_data_from_scrips_,
8050 script_output_section_data_list_ and relaxation_debug_check_.
8051 (Layout::save_segments, Layout::restore_segments,
8052 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8053 Layout::relaxation_loop_body): New method definitions.
8054 (Layout::finalize): Support relaxation. Move section layout code to
8055 Layout::relaxation_loop_body.
8056 (Layout::set_asection_address_from_script): Move code for orphan
8057 section placement out.
8058 (Layout::place_orphan_sections_in_script): New method definition.
8059 * layout.h (Output_segment_headers, Output_file_header):
8060 New forward class declarations.
8061 (Layout::~Layout): Define.
8062 (Layout::new_output_section_data_from_script): New method definition.
8063 (Layout::place_orphan_sections_in_script): New method declaration.
8064 (Layout::Segment_states): New type declaration.
8065 (Layout::save_segments, Layout::restore_segments,
8066 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8067 Layout::relaxation_loop_body): New method declarations.
8068 (Layout::Output_section_data_list): New type declaration.
8069 (Layout::Relaxation_debug_check): New class definition.
8070 (Layout::record_output_section_data_from_script_,
8071 Layout::script_output_section_data_list_, Layout::segment_states_,
8072 Layout::relaxation_debug_check_): New data members.
8073 * output.cc: (Output_section_headers::do_size): New method definition.
8074 (Output_section_headers::Output_section_headers): Move size
8075 computation to Output_section_headers::do_size.
8076 (Output_segment_headers::do_size): New method definition.
8077 (Output_file_header::Output_file_header): Move size computation to
8078 Output_file_header::do_size and call it.
8079 (Output_file_header::do_size): New method definition.
8080 (Output_data_group::Output_data_group): Adjust call to
8081 Output_section_data.
8082 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8083 (Output_symtab_xindex::do_write): Add array bound check.
8084 (Output_section::Input_section::print_to_mapfile): Handle
8085 RELAXED_INPUT_SECTION_CODE.
8086 (Output_section::Output_section): Initialize data member checkpoint_.
8087 (Output_section::~Output_section): Delete checkpoint object pointed
8089 (Output_section::add_input_section): Always add an Input_section if
8091 (Output_section::add_merge_input_section): Add assert.
8092 (Output_section::relax_input_section): New method definition.
8093 (Output_section::set_final_data_size): Set load address to zero for
8094 an unallocated section.
8095 (Output_section::do_address_and_file_offset_have_reset_values):
8096 New method definition.
8097 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8098 Handle relaxed input section.
8099 (Output_section::sort_attached_input_sections): Checkpoint input
8100 section list lazily.
8101 (Output_section::get_input_sections): Change type of input_sections to
8102 list of Simple_input_section pointers. Checkpoint input section list
8103 lazily. Also handle relaxed input sections.
8104 (Output_section::add_input_section_for_script): Take a reference to
8105 a Simple_input_section object instead of Relobj pointer and section
8106 index as parameter. Handle relaxed input sections.
8107 (Output_section::save_states, Output_section::restore_states): New
8109 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8110 (Output_data::is_data_size_fixed): New method definition.
8111 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8113 (Output_data::address_and_file_offset_have_reset_values): New method
8115 (Output_data::do_address_and_file_offset_have_reset_values): New method
8117 (Output_data::set_data_size): Check that data size is not fixed.
8118 (Output_data::fix_data_size): New method definition.
8119 (Output_data::is_data_size_fixed_): New data member.
8120 (Output_section_headers::set_final_data_size): New method definition.
8121 (Output_section_headers::do_size): New method declaration.
8122 (Output_segment_headers::set_final_data_size): New method definition.
8123 (Output_segment_headers::do_size): New method declaration.
8124 (Output_file_header::set_final_data_size)::New method definition.
8125 (Output_file_header::do_size)::New method declaration.
8126 (Output_section_data::Output_section_data): Add new parameter
8127 is_data_size_fixed and use it to fix data size.
8128 (Output_data_const::Output_data_const): Adjust call to base class
8129 constructor and fix data size.
8130 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8131 base class constructor and fix data size.
8132 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8133 base class constructor and fix data size.
8134 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8135 class constructor and fix data size.
8136 (Output_data_group::set_final_data_size): New method definition.
8137 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8138 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8139 class constructor and fix data size.
8140 (Output_relaxed_input_section): New class definition.
8141 (Output_section::Simple_input_section): New class definition.
8142 (Output_section::get_input_sections): Adjust parameter list.
8143 (Output_section::add_input_section_for_script): Same.
8144 (Output_section::save_states, Output_section::restore_states,
8145 Output_section::do_address_and_file_offset_have_reset_values,
8146 (Output_section::Input_section::Input_section): Handle
8147 RELAXED_INPUT_SECTION_CODE. Add new overload for
8148 Output_relaxed_input_section.
8149 (Output_section::Input_section::is_input_section,
8150 Output_section::Input_section::set_output_section): Handle relaxed
8152 (Output_section::Input_section::is_relaxed_input_section,
8153 Output_section::Input_section::output_section_data,
8154 Output_section::Input_section::relaxed_input_section): New method
8156 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8158 (Output_section::Input_section::u1_): Update comments.
8159 (Output_section::Input_section::u2_): Add new union member poris.
8160 (Output_section::Checkpoint_output_section): New classs definition.
8161 (Output_section::relax_input_section): New method declaration.
8162 (Output_section::checkpoint_): New data member.
8163 (Output_segment): Update comments.
8164 (Output_segment::Output_segment): Un-privatize copy constructor.
8165 (Output_segment::operator=): Un-privatize.
8166 * script-sections.cc (Output_section_element::Input_section_list):
8167 Change element type to Output_section::Simple_input_section.
8168 (Output_section_element_dot_assignment::set_section_addresses):
8169 Register output section data for relaxation clean up.
8170 (Output_data_exression::Output_data_expression): Adjust call to base
8171 constructor to fix data size.
8172 (Output_section_element_data::set_section_addresses): Register
8173 Output_data_expression object for relaxation clean up.
8174 (struct Input_section_info): Replace Relobj pointer and section index
8175 pair with Output_section::Simple_input_section and Convert struct to a
8177 (Input_section_sorter::operator()): Adjust access to
8178 Input_section_info data member to use accessors.
8179 (Output_section_element_input::set_section_addresses): Use layout
8180 parameter. Adjust code to use Output_section::Simple_input_section
8181 and Input_secction_info classes. Register filler for relaxation
8183 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8184 and section index pair with Output_section::Simple_input_section
8185 class. Adjust code accordingly.
8186 (Phdrs_element::release_segment): New method definition.
8187 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8189 (Script_sections::release_segments): New method definition.
8190 * gold/script-sections.h (Script_sections::release_segments): New
8192 * gold/target.h (Target::may_relax, Target::relax,
8193 Target::do_may_relax, Target::do_relax): New method definitions.
8195 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8197 * arm.cc (has_signed_unsigned_overflow): New function.
8198 (Arm_relocate_functions::abs8): New function.
8199 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8200 (Target_arm::Scan::global): Likewise.
8201 (Target_arm::relocate::relocate): Likewise.
8202 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8205 2009-09-16 Cary Coutant <ccoutant@google.com>
8207 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8208 * testsuite/Makefile.in: Regenerate.
8210 2009-09-11 Nick Clifton <nickc@redhat.com>
8212 * po/gold.pot: Updated by the Translation project.
8214 2009-09-08 Cary Coutant <ccoutant@google.com>
8216 * output.cc (Output_file::open): Add execute permission to empty file.
8217 * testsuite/Makefile.am (permission_test): New test.
8218 * testsuite/Makefile.in: Regenerate.
8220 2009-09-02 Ian Lance Taylor <iant@google.com>
8222 * output.cc (Output_file::resize): Call map_no_anonymous rather
8225 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8227 * gold.cc: Include "incremental.h".
8228 (queue_initial_tasks): Call Incremental_checker methods.
8229 * incremental.cc: Include "output.h".
8230 (Incremental_checker::can_incrementally_link_output_file): New
8232 * incremental.h (Incremental_checker): New class.
8234 * output.cc (Output_file::open_for_modification): New method.
8235 (Output_file::map_anonymous): Changed return type to bool. Record
8237 (Output_file::map_no_anonymous): New method, broken out of map.
8238 (Output_file::map): Use map_no_anonymous and map_anonymous.
8239 * output.h (class Output_file): Update declarations.
8241 2009-08-24 Cary Coutant <ccoutant@google.com>
8243 * options.h (Command_line::Pre_options): New class.
8244 (Command_line::pre_options): New member.
8245 * options.cc (gold::options::ready_to_register): New variable.
8246 (One_option::register_option): Do nothing if not registering options.
8247 Assert if same short option registered twice.
8248 (General_options::General_options): Turn off option registration when
8250 (Command_line::Pre_options::Pre_options): New constructor.
8252 2009-08-24 Cary Coutant <ccoutant@google.com>
8254 * options.h (General_options::no_keep_memory): Remove incorrect
8257 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8259 * Makefile.am (am__skiplex, am__skipyacc): New.
8260 * Makefile.in: Regenerate.
8262 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8264 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8265 (INCLUDES): ... this.
8266 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8267 (AM_CPPFLAGS): Renamed from ...
8268 (INCLUDE): ... this.
8269 * Makefile.in, testsuite/Makefile.in: Regenerate.
8271 * Makefile.in: Regenerate.
8272 * aclocal.m4: Likewise.
8273 * config.in: Likewise.
8274 * configure: Likewise.
8275 * testsuite/Makefile.in: Likewise.
8277 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8278 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8279 * Makefile.in: Regenerate.
8280 * testsuite/Makefile.in: Regenerate.
8282 2009-08-19 Cary Coutant <ccoutant@google.com>
8284 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8285 symbols in shared libraries overridden by hidden or internal symbols
8286 in the main program.
8288 2009-08-19 Chris Demetriou <cgd@google.com>
8290 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8291 checking source file names in error messages.
8293 2009-08-18 Doug Kwan <dougkwan@google.com>
8295 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8296 an elcpp::Ehdr as parameter. Adjust call to set_target.
8297 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8298 an elfcpp::Ehdr as parameter.
8299 * object.cc (Object::set_target): Remove the version that looks up
8300 a target and sets it.
8301 (Sized_relobj::setup): Take a Target object instead of
8302 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8303 (make_elf_sized_object): Find target and ask target to
8305 * object.h: (Object::set_target): Remove the version that looks up
8306 a target and sets it.
8307 (Sized_relobj::setup): Take a Target object instead of
8308 an elfcpp:Ehdr as parameter.
8309 * target.cc: Include dynobj.h.
8310 (Target::do_make_elf_object_implementation): New.
8311 (Target::do_make_elf_object): New.
8312 * target.h (Target::make_elf_object): New template declaration.
8313 (Target::do_make_elf_object): New method declarations.
8314 (Target::do_make_elf_object_implementation): New template declaration.
8316 2009-08-14 Ian Lance Taylor <iant@google.com>
8318 * gold.h (FUNCTION_NAME): Define.
8319 (gold_unreachable): Use FUNCTION_NAME.
8321 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8323 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8324 symbol in the --keep-unique list is not found.
8326 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8328 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8329 been maked as --keep-unique.
8330 (Icf::unfold_section): New function.
8331 * icf.h (Icf::unfold_section): New function.
8332 * options.h (General_options::keep_unique): New option.
8333 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8334 * testsuite/Makefile.in: Regenerate.
8335 * testsuite/icf_keep_unique_test.sh: New file.
8336 * testsuite/icf_keep_unique_test.cc: New file.
8338 2009-08-12 Cary Coutant <ccoutant@google.com>
8341 * resolve.cc (Symbol_table::resolve): Check for references from
8342 dynamic objects to hidden and internal symbols.
8343 * testsuite/Makefile.am (hidden_test.sh): New test.
8344 * testsuite/Makefile.in: Regenerate.
8345 * testsuite/hidden_test.sh: New script.
8346 * testsuite/hidden_test_1.c: New test source.
8347 * testsuite/hidden_test_main.c: New test source.
8349 2009-08-11 Doug Kwan <dougkwan@google.com>
8351 * arm.cc: Update comments.
8352 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8353 segment to locate the .ARM.exidx section if present.
8355 2009-08-09 Doug Kwan <dougkwan@google.com>
8357 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8360 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8361 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8364 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8366 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8367 valid tls_segment only for non-debug-section relocations.
8368 * testsuite/Makefile.am: Add gc_tls_test.
8369 * testsuite/Makefile.in: Regenerate.
8370 * testsuite/gc_tls_test.cc: New file.
8371 * testsuite/gc_tls_test.sh: New file.
8373 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8377 * Makefile.am (CCFILES): Add icf.cc.
8379 * Makefile.in: Regenerate.
8380 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8381 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8382 section, symbol and addend information for the relocs.
8383 * gold.cc (queue_middle_tasks): Call identical code folding.
8384 * gold.h: Add defines for multimap.
8385 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8386 to the call of finalize_local_symbols.
8387 * main.cc (main): Create object of class Icf.
8388 * object.cc (Sized_relobj::do_layout): Allow this function to be
8389 called twice during icf.
8390 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8391 to sections marked as identical by icf.
8392 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8394 (Sized_relobj::do_section_entsize): New function.
8395 * object.h (Object::section_entsize): New function.
8396 (Object::do_section_entsize): New pure virtual function.
8397 (Relobj::finalize_local_symbols): Add new parameter.
8398 (Relobj::do_section_entsize): New function.
8399 * options.h (General_options::icf): New option.
8400 (General_options::icf_iterations): New option.
8401 (General_options::print_icf_sections): New option.
8402 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8403 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8404 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8406 * symtab.cc (Symbol_table::is_section_folded): New function.
8407 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8408 to sections marked as identical by icf.
8409 * symtab.h (Symbol_table::set_icf): New function.
8410 (Symbol_table::icf): New function.
8411 (Symbol_table::is_section_folded): New function.
8412 (Symbol_table::icf_): New data member.
8413 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8414 * testsuite/Makefile.am: Add commands to build icf_test.
8415 * testsuite/Makefile.in: Regenerate.
8416 * testsuite/icf_test.sh: New file.
8417 * testsuite/icf_test.cc: New file.
8419 2009-07-24 Chris Demetriou <cgd@google.com>
8421 * layout.cc (is_compressible_debug_section): Fix incorrect
8422 comment about compressed section names.
8424 2009-07-20 Ian Lance Taylor <ian@airs.com>
8427 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8429 2009-07-16 Ian Lance Taylor <iant@google.com>
8432 * layout.h: #include <map>.
8433 (class Kept_section): Change from struct to class. Add accessors
8434 and setters. Add section size to Comdat_group mapping. Change
8435 Comdat_group to std::map. Add is_comdat_ field. Add
8436 linkonce_size field in union.
8437 (class Layout): Update declaration of find_or_add_kept_section.
8438 Don't declare find_kept_object.
8439 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8440 parameter. Add object, shndx, is_comdat, and is_group_name
8441 parameters. Change all callers. Adjust for new Kept_section.
8442 (Layout::find_kept_object): Remove.
8443 * object.cc (Sized_relobj::include_section_group): Update use of
8444 Kept_section. Rename secnum to shndx. Only record
8445 Kept_comdat_section if sections are the same size.
8446 (Sized_relobj::include_linkonce_section): Update use of
8447 Kept_section. Only record Kept_comdat_section if sections are the
8448 same size. Set size of linkonce section.
8449 (Sized_relobj::map_to_kept_section): Update call to
8450 get_kept_comdat_section.
8451 * object.h (class Sized_relobj): Rename fields in
8452 Kept_comdat_section to drop trailing underscores; change object
8453 field to Relobj*. Change Kept_comdat_section_table to store
8454 struct rather than pointer.
8455 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8456 Add kept_object and kept_shndx parameters. Change all callers.
8457 (Sized_relobj::get_kept_comdat_section): Change return type to
8458 bool. Add kept_object and kept_shndx parameters. Change all
8460 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8461 Layout::find_or_add_kept_section.
8463 2009-07-09 Ian Lance Taylor <iant@google.com>
8465 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8466 Reserve space in the hash table.
8468 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8470 * fileread.cc (File_read::get_mtime): New method.
8471 * fileread.h (Timespec): New structure.
8472 (File_read::get_mtime): New method.
8473 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8474 Renamed from timestamp_nsec.
8475 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8477 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8479 (Incremental_inputs::report_archive): Save mtime; style fix.
8480 (Incremental_inputs::report_obejct): Save mtime; style fix.
8481 (Incremental_inputs::report_script): Save mtime; style fix.
8482 (Incremental_inputs::finalize_inputs): Style fix.
8483 (Incremental_inputs::finalize): Style fix.
8484 (Incremental_inputs::create_input_section_data): Store inputs
8486 * incremental.h (Incremental_inputs::report_script): Add mtime
8488 (Incremental_inputs::Input_info::Input_info): Intialize only one
8490 (Incremental_inputs::Input_info::archive): Move to nameless
8492 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8493 (Incremental_inputs::Input_info::script): Move to nameless union.
8494 (Incremental_inputs::mtime): New field.
8495 * script.cc (read_input_script): Pass file mtime to
8497 * script.h (Script_info::inputs): Style fix.
8499 2009-07-01 Ian Lance Taylor <ian@airs.com>
8501 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8504 2009-06-24 Ian Lance Taylor <iant@google.com>
8507 * layout.cc (Layout::choose_output_section): If we find an
8508 existing section, update the flags.
8509 (Layout::create_notes): New function, broken out of
8511 (Layout::finalize): Don't create note sections.
8512 (Layout::create_note): Don't crash if linker script discards
8514 (Layout::create_gold_note): Likewise.
8515 (Layout::create_build_id): Likewise. Don't set
8516 after_input_sections on the section.
8517 (Layout::create_executable_stack_info): Remove target parameter.
8519 * layout.h (class Layout): Declare create_notes. Update
8520 declaration of create_executable_stack_info.
8521 * gold.cc (queue_middle_tasks): Call create_notes.
8522 * output.cc (Output_section::update_flags_for_input_section): Move
8523 here from output.h. If SHF_ALLOC flag is newly set, mark address
8525 * output.h (Output_data::mark_address_invalid): New function.
8526 (class Output_section): Only declare, not define,
8527 update_flags_for_input_section. Remove set_flags.
8529 2009-06-24 Ian Lance Taylor <iant@google.com>
8531 * script-sections.cc (Output_section_definition::
8532 set_section_addresses): Rename shadowing local load_address to
8535 2009-06-24 Ian Lance Taylor <iant@google.com>
8538 * reloc.cc (relocate_sections): Skip empty relocation sections.
8540 2009-06-23 Ian Lance Taylor <iant@google.com>
8543 * layout.cc (Layout::create_note): Use choose_output_section
8544 rather than make_output_section.
8546 2009-06-23 Ian Lance Taylor <iant@google.com>
8549 * options.cc (General_options::parse_V): Set printed_version_.
8550 (General_options::General_options): Initialize printed_version_.
8551 * options.h (class General_options): Add printed_version_ field.
8552 * gold.cc (queue_initial_tasks): If there are no input files,
8553 don't give a fatal error if we printed the version information.
8554 (queue_middle_tasks): If using -r with a shared object, give a
8555 fatal error rather than an ordinary error.
8557 2009-06-23 Ian Lance Taylor <iant@google.com>
8560 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8561 (Layout::make_output_section): Set have_stabstr_section_ if we see
8562 a .stab*str section.
8563 (Layout::finalize): Call link_stabs_sections.
8564 (Layout::link_stabs_sections): New file.
8565 * layout.h (class Layout): Add have_stabstr_section_ field.
8566 Declare link_stabs_sections.
8568 2009-06-23 Doug Kwan <dougkwan@google.com>
8570 * Makefile.am (libgold_a_LIBADD): New.
8571 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8572 * Makefile.in: Regenerate.
8573 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8574 * configure: Regenerate.
8575 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8576 * fileread.cc: Include sys/state.h
8577 * gold.h: Declare memmem and strndup if found missing.
8578 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8580 2009-06-23 Ian Lance Taylor <iant@google.com>
8582 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8583 * configure: Rebuild.
8585 2009-06-23 Ian Lance Taylor <iant@google.com>
8588 * object.cc (Object::section_contents): Don't try to get a view if
8589 the section has length zero.
8590 (Object::handle_gnu_warning_section): If the section is empty, use
8591 the name of the section as the warning.
8593 2009-06-23 Ian Lance Taylor <iant@google.com>
8596 * stringpool.h (class Stringpool_template): Add optimize_ field.
8597 (Stringpool_template::set_optimize): New function.
8598 * stringpool.cc (Stringpool_template::Stringpool_template):
8599 Initialize optimize_ field.
8600 (Stringpool_template::set_string_offsets): Test local optimize
8601 fild rather than parameter.
8602 * layout.cc (Layout::Layout): Call set_optimize on the section
8605 2009-06-22 Ian Lance Taylor <iant@google.com>
8608 * yyscript.y: Parse TARGET.
8609 * script.cc (script_set_target): New function.
8610 * script-c.h (script_set_target): Declare.
8611 * options.cc (General_options::string_to_object_format): Rename
8612 from string_to_object_format in anonymous namespace. Change
8614 * options.h (class General_options): Declare
8615 string_to_object_format.
8617 2009-06-22 Ian Lance Taylor <iant@google.com>
8619 * script-sections.cc (Script_sections::create_segments): Don't put
8620 program headers in a PT_LOAD segment if -n or -N.
8622 2009-06-22 Ian Lance Taylor <iant@google.com>
8625 * options.h (class General_options): Add -z lazy and -z now. Sort
8626 -z options into alphabetical order.
8627 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8629 2009-06-21 Ian Lance Taylor <iant@google.com>
8631 * layout.cc (Layout::make_output_section): Call
8632 Target::new_output_section.
8633 (Layout::attach_allocated_section_to_segment): Put large section
8634 sections in a separate load segment with the large segment flag
8636 (Layout::segment_precedes): Sort large data segments after other
8638 (align_file_offset): New static function.
8639 (Layout::set_segment_offsets): Use align_file_offset.
8640 * output.h (class Output_section): Add is_small_section_ and
8641 is_large_section_ fields.
8642 (Output_section::is_small_section): New function.
8643 (Output_section::set_is_small_section): New function.
8644 (Output_section::is_large_section): New function.
8645 (Output_section::set_is_large_section): New function.
8646 (Output_section::is_large_data_section): New function.
8647 (class Output_segment): Add is_large_data_segment_ field.
8648 (Output_segment::is_large_data_segment): New function.
8649 (Output_segment::set_is_large_data_segment): New function.
8650 * output.cc (Output_section::Output_section): Initialize new
8652 (Output_segment::Output_segment): Likewise.
8653 (Output_segment::add_output_section): Add assertion that large
8654 data sections always go in large data segments. Force small data
8655 sections to the end of the list of data sections. Force small BSS
8656 sections to the start of the list of BSS sections. For large BSS
8657 sections to the end of the list of BSS sections.
8658 * symtab.h (class Symbol): Declare is_common_shndx.
8659 (Symbol::is_defined): Check Symbol::is_common_shndx.
8660 (Symbol::is_common): Likewise.
8661 (class Symbol_table): Define enum Commons_section_type. Update
8662 declarations. Add small_commons_ and large_commons_ fields.
8663 * symtab.cc (Symbol::is_common_shndx): New function.
8664 (Symbol_table::Symbol_table): Initialize new fields.
8665 (Symbol_table::add_from_object): Put small and large common
8666 symbols in the right list.
8667 (Symbol_table::sized_finalized_symbol): Check
8668 Symbol::is_common_shndx.
8669 (Symbol_table::sized_write_globals): Likewise.
8670 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8671 common symbol lists. Don't call do_allocate_commons_list if the
8673 (Symbol_table::do_allocate_commons_list): Remove is_tls
8674 parameter. Add comons_section_type parameter. Change all
8675 callers. Handle small and large common symbols.
8676 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8677 Symbol::is_common_shndx.
8678 * resolve.cc (symbol_to_bits): Likewise.
8679 * target.h (Target::small_common_shndx): New function.
8680 (Target::small_common_section_flags): New function.
8681 (Target::large_common_shndx): New function.
8682 (Target::large_common_section_flags): New function.
8683 (Target::new_output_section): New function.
8684 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8685 small_common_section_flags, and large_common_section_flags
8687 (Target::do_new_output_section): New virtual function.
8688 * arm.cc (Target_arm::arm_info): Initialize new fields.
8689 * i386.cc (Target_i386::i386_info): Likewise.
8690 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8692 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8693 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8694 (Target_x86_64::do_new_output_section): New function.
8695 * configure.ac: Define conditional MCMODEL_MEDIUM.
8696 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8697 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8698 (large_LDFLAGS): Define.
8699 * testsuite/large.c: New file.
8700 * testsuite/testfile.cc (Target_test::test_target_info):
8701 Initialize new fields.
8702 * configure, testsuite/Makefile.in: Rebuild.
8704 2009-06-05 Doug Kwan <dougkwan@google.com>
8706 * Makefile.am (CCFILES): Add target.cc.
8707 * Makefile.in: Regenerate.
8708 * i386.cc (class Target_i386): Define new virtual method to
8709 override do_is_local_label_name in parent.
8710 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8711 local symbols if --discard-locals or -X is given.
8712 * options.h (class General_options): Declare new options
8713 '--discard-locals' and '-X' for discarding locals.
8714 * target.h (class Target): Define new methods is_local_label_name.
8715 Declare new virtual method do_is_local_label_name.
8716 * target.cc: New file.
8717 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8718 (check_SCRIPTS): Add discard_locals_test.sh.
8719 (check_DATA): Add discard_local_tests.syms.
8720 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8721 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8722 * testsuite/Makefile.in: Regenerate.
8723 * testsuite/discard_locals_test.c: New file.
8724 * testsuite/discard_locals_test.sh: Same.
8726 2009-06-05 Doug Kwan <dougkwan@google.com>
8728 * object.cc (Sized_relobj::Sized_relobj): Initialize
8729 discarded_eh_frame_shndx_ to -1U.
8730 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8732 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8733 a discarded .eh_frame section.
8734 (Sized_relobj::do_finalize_local_symbols): Ditto.
8735 * object.h (class Sized_relobj): Declare new member
8736 discarded_eh_frame_shndx_.
8737 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8738 (local_labels_test.o, local_labels_test): New rules.
8739 * testsuite/Makefile.in: Regenerate.
8741 2009-06-04 Doug Kwan <dougkwan@google.com>
8743 * layout.cc (Layout::section_name_mapping): Add mapping for
8744 special ARM sections.
8746 2009-06-03 Doug Kwan <dougkwan@google.com>
8748 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8749 (utils::has_overflow): Same.
8751 2009-06-03 Ian Lance Taylor <iant@google.com>
8753 * layout.cc (Layout::section_name_mapping): New array, replacing
8754 Layout::linkonce_mapping.
8755 (Layout::section_name_mapping_count): New variable, replacing
8756 Layout::linkonce_mapping_count.
8757 (Layout::linkonce_output_name): Remove.
8758 (Layout::output_section_name): Rewrite.
8759 * layout.h (class Layout): Rename Linkonce_mapping to
8760 Section_name_mapping, linkonce_mapping to section_name_mapping,
8761 linkonce_mapping_count to section_name_mapping_count. Don't
8762 declare linkonce_output_name.
8764 2009-06-03 Doug Kwan <dougkwan@google.com>
8766 * gold/arm.cc (namespace utils): New.
8767 (Target_arm::reloc_is_non_pic): Define new method.
8768 (class Arm_relocate_functions): New.
8769 (Target_arm::Relocate::relocate): Handle relocation types used by
8772 2009-06-03 Ian Lance Taylor <iant@google.com>
8774 * arm.cc (Target_arm::scan::global): Use || instead of |.
8776 2009-06-02 Doug Kwan <dougkwan@google.com>
8778 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8779 issued_non_pic_error_.
8780 (class Target_arm::Scan): Declare new method check_non_pic.
8781 Define new method symbol_needs_plt_entry.
8782 Declare new data member issued_non_pic_error_.
8783 (class Target_arm::Relocate): Declare new method
8784 should_apply_static_reloc.
8785 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8786 (Target_arm::Scan::check_non_pic): Define new method.
8787 (Target_arm::Scan::local): Handle a small subset of reloc types used
8789 (Target_arm::Scan::local): Same.
8790 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8792 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8794 * incremental.cc (Incremental_inputs::report_command_line): Filter
8795 out --incremental-* options.
8797 2009-05-29 Doug Kwan <dougkwan@google.com>
8799 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8801 (class Target_arm): Update comment.
8802 (Target_arm::Target_arm): Initialize new data members GOT_,
8803 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8804 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8805 and Target_arm::rel_dyn_section.
8806 Declare new_enum Target_arm::Got_type.
8807 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8809 Update commments for member do_dynsym_value.
8810 (Target_arm::got_size, Target_arm::plt_section,
8811 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8812 new methods inside class defintion.
8813 (Target_arm::got_section): Define new method.
8814 (Target_arm::rel_dyn_section): Same.
8815 (Output_data_plt_arm): New template class.
8816 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8817 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8818 (Output_data_plt_arm::add_entry): Same.
8819 (Output_data_plt_arm::first_plt_entry): Define new
8820 static data member for PLT instruction template.
8821 (Output_data_plt_arm::plt_entry): Same.
8822 (Output_data_plt_arm::do_write): Define new method.
8823 (Target_arm::make_plt_entry): Same.
8824 (Target_arm::do_finalize_sections): Same.
8825 (Target_arm::do_dynsym_value): Same.
8827 2009-05-28 Doug Kwan <dougkwan@google.com>
8829 * Makefile.am (TARGETSOURCES): Add arm.cc.
8830 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8831 * Makefile.in: Regenerate.
8833 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8835 2009-05-26 Doug Kwan <dougkwan@google.com>
8837 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8838 (General_options::check_excluded_libs): Strip off directories in
8839 archive name before matching like GNU ld does.
8840 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8841 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8842 (exclude_libs_test_LDFLAGS): Add linker option
8843 -Wl,--exclude-libs,libexclude_libs_test_3
8844 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8845 an explicit archive without using -l.
8846 (alt/libexclude_libs_test_3.a): New make rule.
8847 * testsuite/Makefile.in: Regenerate.
8848 * testsuite/exclude_libs_test.c : Declare lib3_default().
8850 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8851 * exclude_libs_test_3.c: New file.
8853 2009-05-26 Nick Clifton <nickc@redhat.com>
8855 * po/id.po: New Indonesian translation.
8856 * po/gold.pot: Updated template file.
8858 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8860 * testsuite/Makefile.am: Add -ffunction-sections to compile
8861 gc_comdat_test files. Add -Wl,--gc-sections to build
8863 * testsuite/Makefile.in: Regenerate.
8864 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8866 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8868 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8869 kept comdat section was garbage collected.
8870 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8871 * testsuite/Makefile.in: Regenerate.
8872 * testsuite/gc_comdat_test.sh: New file.
8873 * testsuite/gc_comdat_test_1.cc: New file.
8874 * testsuite/gc_comdat_test_2.cc: New file.
8876 2009-05-19 Doug Kwan <dougkwan@google.com>
8878 * archive.cc (Archive::Archive): Move constructor from archive.h
8879 to here. Initialize no_export_.
8880 (Archive::get_elf_object_for_member): Set no_export flag of object.
8881 * archive.h (Archive::Archive): Move constructor body to
8883 (Archive::no_export): New method.
8884 (Archive::no_export_): New field.
8885 * object.h (Object::Object): Initialize no_export_ to false.
8886 (Object::no_export, Object::set_no_export): New methods.
8887 (Object::no_export_): New field.
8888 * options.cc (General_options::parse_exclude_libs): New method.
8889 (General_options::check_excluded_libs) Same.
8890 * options.h (exclude_libs): New option.
8891 (General_options::check_excluded_libs): New method declaration.
8892 (General_options::excluded_libs_): New field.
8893 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
8894 default or protected visibility if an object has no-export flag set.
8895 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
8896 (check_SCRIPTS): Add exclude_libs_test.sh.
8897 (check_DATA): Add exclude_libs_test.syms.
8898 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
8899 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
8900 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
8901 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
8902 (exclude_libs_test.syms, libexclude_libs_test_1.a,
8903 libexclude_libs_test_2.a): New rules.
8904 * testsuite/Makefile.in: Regenerate.
8905 * testsuite/exclude_libs_test.c: New file.
8906 * testsuite/exclude_libs_test.sh: Ditto.
8907 * testsuite/exclude_libs_test_1.c: Ditto.
8908 * testsuite/exclude_libs_test_2.c: Ditto.
8910 2009-05-15 Ian Lance Taylor <iant@google.com>
8912 * configure.ac: Check for declarations for cases where libiberty.h
8913 checks HAVE_DECL_xxx.
8914 * configure, config.in: Rebuild.
8916 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
8918 * gold.h (Incremental_argument_list): Remove (invalid) forward
8920 * incremental.cc (Incremental_inputs::report_achive): New method.
8921 (Incremental_inputs::report_object): New method.
8922 (Incremental_inputs::report_script): New method.
8923 (Incremental_inputs::finalize_inputs): New method.
8924 (Incremental_inputs::finalize): Call finalize_inputs().
8925 (Incremental_inputs::sized_create_incremental_inputs_section_data):
8926 Create inputs entries.
8927 * incremental.h (Incremental_input_type): New enum.
8928 (Incremental_inputs::Incremental_input): Initialize new fields.
8929 (Incremental_inputs::report_inputs): New method.
8930 (Incremental_inputs::report_achive): New method.
8931 (Incremental_inputs::report_object): New method.
8932 (Incremental_inputs::report_script): New method.
8933 (Incremental_inputs::finalize_inputs): New method.
8934 (Incremental_inputs::Input_info): New struct.
8935 (Incremental_inputs::Input_info_map): New typedef.
8936 (Incremental_inputs::lock_): New field.
8937 (Incremental_inputs::Inputs_): New field.
8938 (Incremental_inputs::Inputs_map): New field.
8939 * main.cc (main): Call Incremental_input::report_inputs.
8940 * options.h (Input_argument_list): Typedef moved from
8942 (Input_file_group::Files): Remove, use ::Input_argument_list.
8943 (Input_file_group::Input_argument_list): Remove, use
8944 ::Input_argument_list.
8945 * plugin.cc (Plugin_manager::add_input_file): Add error in
8947 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
8949 * script.cc (read_input_script): Call
8950 Incremental_input::report_script.
8951 * script.h (Script_info): New class.
8953 2009-04-27 Ian Lance Taylor <iant@google.com>
8955 * x86_64.cc (do_adjust_output_section): Set entsize to
8958 2009-04-23 Elliott Hughes <enh@google.com>
8960 * output.cc (Output_file::close): After short writes, continue
8961 writing from the correct offset in the buffer being written.
8963 2009-04-23 Chris Demetriou <cgd@google.com>
8965 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
8966 * configure: Regenerate.
8967 * config.in: Regenerate.
8968 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
8969 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
8971 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
8973 * incremental.cc (Incremental_inputs_header_data): Renamed from
8974 Incremental_input_header_data.
8975 (Incremental_inputs_header_data::data_size): New field.
8976 (Incremental_inputs_header_data::put_input_file_count): Renamed
8977 from input_file_count.
8978 (Incremental_inputs_header_data::put_command_line_offset): Renamed
8979 from command_line_offset.
8980 (Incremental_inputs_header_data::put_reserved): Renamed from
8982 (Incremental_inputs_entry_data): Renamed from
8983 Incremental_input_entry_data.
8984 (Incremental_inputs_entry_data::data_size): New field.
8985 (Incremental_inputs::report_command_line): New method.
8986 (Incremental_inputs::finalize): New method.
8987 (Incremental_inputs::create_incremental_inputs_data): New method.
8988 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
8989 * incremental.h: New file.
8990 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
8991 (Layout::finalize): Create incremental inputs section in
8993 (Layout::create_incremental_info_sections): New method.
8994 * layout.h (Layout::incremental_inputs): New method.
8995 (Layout::create_incremental_info_sections): New method.
8996 (Layout::incremental_inputs_): New field.
8997 * main.cc (main): Notify Incremental_input of the command line.
8999 2009-04-01 Ian Lance Taylor <iant@google.com>
9000 Mikolaj Zalewski <mikolajz@google.com>
9002 * gold.h (reserve_unordered_map): Define, three versions, one for
9003 each version of Unordered_map.
9004 * layout.cc (Layout::Layout): Remove options parameter. Add
9005 number_of_input_files parameter. Don't initialize options_.
9006 Initialize number_of_input_files_ and resized_signatures_. Move
9007 sections_are_attached_.
9008 (Layout::layout_group): Reserve space for group_signatures_.
9009 (Layout::find_or_add_kept_section): Change name parameter to be a
9010 reference. Resize signatures_ map when it gets large enough.
9011 (Layout::layout_eh_frame): Use parameters->options() instead of
9013 (Layout::make_output_section): Likewise.
9014 (Layout::attach_allocated_section_to_segment): Likewise.
9015 (Layout::finalize, Layout::create_executable_stack): Likewise.
9016 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9017 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9018 * layout.h (class Layout): Update declarations. Remove options_
9019 field. Add number_of_input_files_ and resized_signatures_
9020 fields. Move sections_are_attached_ field.
9021 * main.cc (main): Pass number of input files to Layout
9022 constructor. Don't pass options.
9024 2009-03-30 Ian Lance Taylor <iant@google.com>
9026 * ffsll.c (ffsll): Correct implementation.
9028 2009-03-27 Ian Lance Taylor <iant@google.com>
9030 * ffsll.c: New file.
9031 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9032 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9033 * ftruncate.c (ftruncate): Declare before definition.
9034 * mremap.c (mremap): Likewise.
9035 * pread.c (pread): Likewise.
9036 * configure, Makefile.in, config.in: Rebuild.
9038 * mremap.c: New file.
9039 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9040 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9041 (mremap): Declare if HAVE_MREMAP is not defined.
9042 * configure, Makefile.in, config.in: Rebuild.
9044 2009-03-27 Cary Coutant <ccoutant@google.com>
9046 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9047 position independent.
9048 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9049 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9051 2009-03-24 Cary Coutant <ccoutant@google.com>
9053 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9055 (needs_dynamic_reloc): Likewise.
9057 2009-03-24 Ian Lance Taylor <iant@google.com>
9059 * yyscript.y (file_cmd): Recognize EXTERN.
9060 (extern_name_list, extern_name_list_body): New nonterminals.
9061 * script.cc (script_add_extern): Define.
9062 * script-c.h (script_add_extern): Declare.
9064 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9066 * object.cc (is_elf_object): Define.
9067 * object.h (is_elf_object): Declare.
9068 * archive.cc (Archive::get_elf_object_for_member): Call
9070 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9072 2009-03-24 Elliott Hughes <enh@google.com>
9074 * output.cc (Output_file::map_anonymous): Define.
9075 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9076 try an anonymous one. Report the size if the mmap fails.
9077 * output.h (class Output_file): Declare map_anonymous.
9079 2009-03-24 Ian Lance Taylor <iant@google.com>
9081 * target-select.cc (instantiate_target): Don't acquire the lock if
9082 the instantiated_target_ field has already been set.
9084 2009-03-23 Ian Lance Taylor <iant@google.com>
9086 * gold-threads.h (class Initialize_lock): Define.
9087 * gold-threads.cc (class Initialize_lock_once): Define.
9088 (initialize_lock_control): New static variable.
9089 (initialize_lock_pointer): New static variable.
9090 (initialize_lock_once): New static function.
9091 (Initialize_lock::Initialize_lock): Define.
9092 (Initialize_lock::initialize): Define.
9093 * target-select.h: Include "gold-threads.h".
9094 (class Target_selector): Add lock_ and initialize_lock_ fields.
9095 Don't define instantiate_target, just declare it.
9096 * target-select.cc (Target_selector::Target_selector): Initialize
9098 (Target_selector::instantiate_target): Define.
9099 * descriptors.h: Include "gold-threads.h".
9100 (class Descriptors): Add initialize_lock_ field.
9101 * descriptors.cc (Descriptors::Descriptors): Initialize new
9103 (Descriptors::open): Use initialize_lock_ field
9104 * errors.h (class Errors): Add initialize_lock_ field.
9105 * errors.cc (Errors::Errors): Initialize new field.
9106 (Errors::initialize_lock): Use initialize_lock_ field.
9107 * powerpc.cc (class Target_selector_powerpc): Remove
9108 instantiated_target_ field. In do_recognize call
9109 instantiate_target rather than do_instantiate_target. In
9110 do_instantiate_target just allocate a new target.
9111 * sparc.cc (class Target_selector_sparc): Likewise.
9113 * freebsd.h: New file.
9114 * i386.cc: Include "freebsd.h".
9115 (Target_i386): Derive from Target_freebsd rather than
9117 (Target_selector_i386): Derive from Target_selector_freebsd rather
9118 than Target_selector.
9119 * x86_64.cc: Include "freebsd.h".
9120 (Target_x86_64): Derive from Target_freebsd rather than
9122 (Target_selector_x86_64): Derive from Target_selector_freebsd
9123 rather than Target_selector.
9124 * target.h (class Target): Add adjust_elf_header and
9125 do_adjust_elf_header.
9126 * output.cc (Output_file_header:: do_sized_write): Call target
9127 adjust_elf_header routine.
9128 * configure.tgt: Set targ_osabi.
9129 * configure.ac: Define GOLD_DEFAULT_OSABI.
9130 * parameters.cc (Parameters::default_target): Pass
9131 GOLD_DEFAULT_OSABI to select_target.
9132 * target-select.h (class Target_selector): Make instantiate_target
9133 protected rather than private.
9134 * Makefile.am (HFILES): Add freebsd.h.
9135 * configure, Makefile.in, config.in: Rebuild.
9137 * merge.cc (do_add_input_section): Correct pend value. Change
9138 message about last entry not being null terminated from error to
9141 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9143 * incremental.cc: New file.
9144 * Makefile.am (CCFILES): Add incremental.cc.
9145 * Makefile.in: Rebuild.
9147 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9149 * layout.cc (Layout::output_section_name): Preserve names
9150 of '.note.' sections.
9152 2009-03-19 Ian Lance Taylor <iant@google.com>
9154 * descriptors.cc (Descriptors::open): Check that the options are
9155 valid before using them.
9157 2009-03-18 Ian Lance Taylor <iant@google.com>
9159 * script-sections.h: Include <list>.
9160 (class Script_sections): Change Sections_elements from std::vector
9161 to std::list. Typedef public Elements_iterator. Add
9162 orphan_section_placement_, data_segment_align_start_, and
9163 saw_data_segment_align_ fields. Remove data_segment_align_index_
9165 * script-sections.cc (class Orphan_section_placement): New class.
9166 (class Sections_element): Add virtual functions is_relro and
9167 orphan_section_init. Remove virtual function place_orphan_here.
9168 (class Output_section_definition): Add is_relro and
9169 orphan_section_init. Remove place_orphan_here.
9170 (class Orphan_output_section): Likewise.
9171 (Script_sections::Script_sections): Update for field changes.
9172 (Script_sections::data_segment_align): Set saw_data_segment_align_
9173 and data_segment_align_start_, not data_segment_align_index.
9174 (Script_sections::data_segment_relro_end): Check
9175 saw_data_segment_align_. Use data_segment_align_start_ rather
9176 than data_segment_align_index_.
9177 (Script_sections::place_orphan): Rewrite to use
9178 Orphan_section_placement.
9180 2009-03-17 Ian Lance Taylor <iant@google.com>
9182 * archive.cc (Archive::add_symbols): Check for a version attached
9183 to the symbol name in the archive map.
9184 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9185 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9186 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9187 (ver_test_11.a): New target.
9188 * testsuite/Makefile.in: Rebuild.
9190 * configure.ac: Check for chsize and posix_fallocate. Replace
9192 * ftruncate.c: New file, from gnulib.
9193 * output.cc (posix_fallocate): Define dummy version if not
9194 HAVE_POSIX_FALLOCATE.
9195 (Output_file::map): Call posix_fallocate rather than lseek and
9197 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9198 * configure, Makefile.in, config.in: Rebuild.
9200 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9202 * layout.h (Layout::create_note): Add section_name parameter.
9203 * layout.cc (Layout::create_note): Likewise.
9204 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9206 2009-03-17 Ian Lance Taylor <iant@google.com>
9208 * descriptors.cc: Include "options.h".
9209 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9210 (Descriptors::open): Always use O_CLOEXEC when opening a new
9211 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9212 then set FD_CLOEXEC.
9214 * sparc.cc (class Target_sparc): Add has_got_section.
9215 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9216 make sure we have a GOT section.
9218 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9219 (Target_sparc::Scan::local): Likewise.
9220 (Target_sparc::Scan::global): Likewise.
9221 (Target_sparc::Relocate::relocate): Likewise.
9222 (Target_sparc::Relocate::relocate_tls): Likewise.
9224 * symtab.cc (Symbol_table::define_default_version): New function,
9225 broken out of add_from_object.
9226 (Symbol_table::add_from_object): Call define_default_version.
9227 (Symbol_table::define_special_symbol): Add resolve_oldsym
9228 parameter. Change all callers. If the version for a symbol comes
9229 from a version script, resolve it with the symbol with the same
9230 name with no version. Also add the symbol without a version if
9232 (do_define_in_output_data): If resolving with oldsym, don't delete
9234 (do_define_in_output_segment): Likewise.
9235 (do_define_as_constant): Likewise.
9236 * symtab.h (class Symbol_table): Update declarations.
9238 2009-03-13 Ian Lance Taylor <iant@google.com>
9240 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9241 (Read_symbols::requeue): New function.
9242 (Read_symbols::do_read_symbols): If make_elf_object fails because
9243 the target type is not configured, and the file was searched for,
9244 issue a warning and retry with the next directory.
9245 (Add_symbols::run): If the file has an incompatible format, and
9246 it was searched for, requeue the Read_symbols task. On error,
9248 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9249 dirindex parameter to constructor. Change all callers. Declare
9250 incompatible_warning and requeue.
9251 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9252 input_argument_ and input_group_ fields. Add them to
9253 constructor. Change all callers.
9254 (class Read_script): Add dirindex_ field. Add it to constructor.
9256 * archive.cc (Archive::setup): Remove input_objects parameter.
9258 (Archive::get_file_and_offset): Likewise.
9259 (Archive::read_all_symbols): Likewise.
9260 (Archive::read_symbols): Likewise.
9261 (Archive::get_elf_object_for_member): Remove input_objects
9262 parameter. Add punconfigured parameter. Change all callers.
9263 (Archive::add_symbols): Change return type to bool. Check return
9264 value of include_member.
9265 (Archive::include_all_members): Likewise.
9266 (Archive::include_member): Change return type to bool. Return
9267 false if first included object has incompatible target. Set
9268 included_member_ field.
9269 (Add_archive_symbols::run): If add_symbols returns false, requeue
9271 * archive.h (class Archive): Add included_member_ field.
9272 Initialize it in constructor. Add input_file and searched_for
9273 methods. Update declarations.
9274 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9275 input_argument_ fields. Add them to constructor. Change all
9277 * script.cc: Include "target-select.h".
9278 (class Parser_closure): Add skip_on_incompatible_target_ and
9279 found_incompatible_target_ fields. Add
9280 skip_on_incompatible_target parameter to constructor. Change all
9281 callers. Add methods skip_on_incompatible_target,
9282 clear_skip_on_incompatible_target, found_incompatible_target, and
9283 set_found_incompatible_target.
9284 (read_input_script): Add dirindex parameter. Change all callers.
9285 If parser finds an incompatible target, requeue Read_symbols
9287 (script_set_symbol): Clear skip_on_incompatible_target in
9289 (script_add_assertion, script_parse_option): Likewise.
9290 (script_start_sections, script_add_phdr): Likewise.
9291 (script_check_output_format): New function.
9292 * script.h (read_input_script): Update declaration.
9293 * script-c.h (script_check_output_format): Declare.
9294 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9295 (ignore_cmd): Remove OUTPUT_FORMAT.
9296 * fileread.cc (Input_file::Input_file): Add explicit this.
9297 (Input_file::will_search_for): New function.
9298 (Input_file::open): Add pindex parameter. Change all callers.
9299 * fileread.h (class Input_file): Add input_file_argument method.
9300 Declare will_search_for. Update declarations.
9301 * object.cc (make_elf_object): Add punconfigured parameter.
9303 * object.h (class Object): Make input_file public. Add
9304 searched_for method.
9305 (make_elf_object): Update declaration.
9306 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9308 * dirsearch.h (class Dirsearch): Update declaration.
9309 * options.h (class General_options): Add --warn-search-mismatch.
9310 * parameters.cc (Parameters::is_compatible_target): New function.
9311 * parameters.h (class Parameters): Declare is_compatible_target.
9312 * workqueue.cc (Workqueue::add_blocker): New function.
9313 * workqueue.h (class Workqueue): Declare add_blocker.
9315 * fileread.cc (Input_file::open): Remove options parameter.
9317 (Input_file::open_binary): Likewise.
9318 * script.cc (read_input_script): Likewise.
9319 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9320 options parameter from constructor. Change all callers.
9321 (class Read_script): Likewise.
9322 * fileread.h (class Input_file): Update declarations.
9323 * script.h (read_input_script): Update declaration.
9325 2009-03-10 Nick Clifton <nickc@redhat.com>
9327 * po/es.po: New Spanish translation.
9329 2009-03-06 Cary Coutant <ccoutant@google.com>
9331 * options.cc (parse_short_option): Keep dash_z from registering itself.
9333 2009-03-03 Ian Lance Taylor <iant@google.com>
9336 * target-reloc.h (relocate_section): Pass output_section to
9338 * i386.cc (Target_i386::should_apply_static_reloc): Add
9339 output_section parameter. Change all callers.
9340 (Target_i386::Relocate::relocate): Add output_section parameter.
9341 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9342 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9343 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9344 * testsuite/two_file_shared.sh: New script.
9345 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9346 (check_DATA): Add two_file_shared.dbg.
9347 (two_file_shared.dbg): New target.
9348 * testsuite/Makefile.in: Rebuild.
9350 2009-03-01 Ian Lance Taylor <iant@google.com>
9352 * configure.ac: Check for byteswap.h.
9353 * configure: Rebuild.
9354 * config.in: Rebuild.
9356 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9358 * layout.cc (Layout::find_or_add_kept_section): New function.
9359 (Layout::add_comdat): Removed.
9360 * layout.h (struct Kept_section): Move out of class Layout.
9361 Remove trailing underscores from field names. Add group_sections
9362 field. Rename group_ field to is_group. Change all uses.
9363 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9364 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9365 comdat_groups_ field.
9366 (Sized_relobj::include_section_group): Use
9367 find_or_add_kept_section and Kept_section::group_sections.
9368 (Sized_relobj::include_linkonce_section): Likewise.
9369 * object.cc (class Sized_relobj): Don't define Comdat_group or
9370 Comdat_group_table. Remove find_comdat_group and
9371 add_comdat_group. Remove comdat_groups_ field.
9372 * plugin.cc (include_comdat_group): Use
9373 Layout::find_or_add_kept_section.
9375 2009-02-28 Ian Lance Taylor <iant@google.com>
9377 * README: --gc-sections and map files are now supported. Document
9378 some build requirements.
9381 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9382 relocatable link set the value of the section symbol to zero.
9383 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9384 relocatable link don't include the section address in the local
9387 2009-02-27 Ian Lance Taylor <iant@google.com>
9390 * options.h (class Search_directory): Add is_system_directory.
9391 (class General_options): Declare is_in_system_directory.
9392 * options.cc (get_relative_sysroot): Make static.
9393 (get_default_sysroot): Make static.
9394 (General_optoins::is_in_system_directory): New function.
9395 * fileread.cc (Input_file::is_in_system_directory): New function.
9396 * fileread.h (class Input_file): Declare is_in_system_directory.
9397 * object.h (class Object): Add is_in_system_directory.
9398 (class Input_objects): Remove system_library_directory_ field.
9399 * object.cc (Input_objects::add_object): Don't set
9400 system_library_directory_.
9401 (input_objects::found_in_system_library_directory): Remove.
9402 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9403 parameter. Change all callers.
9404 (Symbol_table::sized_write_globals): Likewise.
9405 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9406 Call Object::is_in_system_directory.
9407 * symtab.h (class Symbol_table): Update declarations.
9410 * descriptors.h (Open_descriptor): Add is_on_stack field.
9411 * descriptors.cc (Descriptors::open): If the descriptor is on the
9412 top of the stack, remove it. Initialize is_on_stack field.
9413 (Descriptors::release): Only add pod to stack if it is not on the
9415 (Descriptors::close_some_descriptor): Clear stack_next and
9419 * output.cc (Output_section::find_starting_output_address): Rename
9420 from starting_output_address; add PADDR parameter; change return
9422 * output.h (class Output_section): Declare
9423 find_starting_output_address instead of starting_output_address.
9424 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9425 section symbol for which we can't find a merge section.
9428 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9429 hidden or internal, force the symbol to be local.
9430 * resolve.cc (Symbol::override_visibility): Define.
9431 (Symbol::override_base): Use override_visibility.
9432 (Symbol_table::resolve): Likewise.
9433 (Symbol::override_base_with_special): Likewise.
9434 (Symbol_table::override_with_special): If the visibility is hidden
9435 or internal, force the symbol to be local.
9436 * symtab.h (class Symbol): Add set_visibility and
9437 override_visibility.
9438 * testsuite/ver_test_1.sh: New file.
9439 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9440 (check_DATA): Add ver_test_1.syms.
9441 (ver_test_1.syms): New target.
9442 * testsuite/Makefile.in: Rebuild.
9444 2009-02-25 Cary Coutant <ccoutant@google.com>
9446 * layout.cc (Layout::choose_output_section): Don't rename sections
9447 when using a linker script that has a SECTIONS clause.
9448 * Makefile.in: Regenerate.
9450 * testsuite/Makefile.am (script_test_5.sh): New test case.
9451 * testsuite/Makefile.in: Regenerate.
9452 * testsuite/script_test_5.cc: New file.
9453 * testsuite/script_test_5.sh: New file.
9454 * testsuite/script_test_5.t: New file.
9456 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9458 * archive.cc (Archive::include_member): Update calls to add_symbols.
9459 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9460 the Layout argument.
9461 * dynobj.h (do_add_symbols): Add the Layout argument.
9462 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9464 * object.h (Object::add_symbols): Add the Layout argument.
9465 (Object::do_add_symbols): Add the Layout argument.
9466 (Sized_relobj::do_add_symbols): Add the Layout argument.
9467 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9468 Unify the two versions.
9469 (Add_plugin_symbols): Remove.
9470 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9471 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9472 (Add_plugin_symbols): Remove.
9473 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9474 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9475 (Add_symbols::run): Make it work with Pulginobj.
9477 2009-02-06 Ian Lance Taylor <iant@google.com>
9479 * object.cc (Sized_relobj::do_layout): Make info message start
9480 with lower case letter.
9482 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9484 * binary.cc: Fix file comment.
9486 * options.h (enum Incremental_disposition): Define.
9487 (class General_options): Add new options: --incremental,
9488 --incremental_changed, --incremental_unchanged,
9489 --incremental_unknown. Add incremental_disposition_ and
9490 implicit_incremental_ fields.
9491 (General_options::incremental_disposition): New function.
9492 (class Position_dependent_options): Add incremental_disposition
9494 (Position_dependent_options::copy_from_options): Set incremental
9496 * options.cc (General_options::parse_incremental_changed): New
9498 (General_options::parse_incremental_unchanged): New function.
9499 (General_options::parse_incremental_unknown): New function.
9500 (General_options::General_options): Initialize new fields
9501 incremental_disposition_ and implicit_incremental_.
9502 (General_options::finalize): Check for uasge of --incremental-*
9503 without --incremental.
9505 2009-02-06 Chris Demetriou <cgd@google.com>
9507 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9508 pointer and to report location as the file name associated with
9510 (gold_undefined_symbol_at_location): New function to replace the
9511 old gold_undefined_symbol functionality.
9512 * target-reloc.h (relocate_section): Update to use
9513 gold_undefined_symbol_at_location.
9514 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9515 Call gold_undefined_symbol function rather than gold_error.
9516 * errors.h (Errors::undefined_symbol): Take location as a
9517 string, rather than calculating it from a relocation.
9518 * errors.cc (Errors::fatal): Print "fatal error:" before the
9520 (Errors::error, Errors::error_at_location): Print "error: "
9521 before the formatted message.
9522 (Errors::undefined_symbol): Take location as a string, rather
9523 than calculating it from a relocation.
9524 (gold_undefined_symbol_at_location): New function akin to
9525 old gold_undefined_symbol, calculates location from relocation.
9526 (gold_undefined_symbol): Change to take only a Symbol pointer
9527 and to report location as the file name associated with the symbol.
9528 * testsuite/debug_msg.sh: Update for changed error messages.
9529 * testsuite/undef_symbol.sh: Likewise.
9531 2009-02-04 Duncan Sands <baldrick@free.fr>
9534 * reduced_debug_output.h
9535 (Output_reduced_debug_abbrev_section::failed): Use format for
9537 (Output_reduced_debug_info_section::faild): Likewise.
9539 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9541 * script.cc (Lazy_demangler): New class.
9542 (Version_script_info::get_symbol_version_helper): Demangle a
9545 2009-01-29 Cary Coutant <ccoutant@google.com>
9547 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9549 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9551 2009-01-28 Ian Lance Taylor <iant@google.com>
9553 * version.cc (version_string): Bump to 1.9.
9555 * gold.h: Include <cstring> and <stdint.h>.
9556 * version.cc: Include <cstdio>.
9557 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9559 * reduced_debug_output.cc (insert_into_vector): Rename from
9560 Insert_into_vector; change all callers. Use Swap_unaligned to
9561 avoid aliasing issue; remove union since it is unnecessary.
9563 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9565 * Makefile.am (CCFILES): Add gc.cc.
9567 * Makefile.in: Regenerate.
9568 * gold.cc (Gc_runner): New class.
9569 (queue_initial_tasks): Call garbage collection related tasks
9570 when corresponding options are invoked.
9571 (queue_middle_gc_tasks): New function.
9572 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9573 processed early before laying out sections during garbage collection.
9574 * gold.h (queue_middle_gc_tasks): New function.
9575 (is_prefix_of): Move from "layout.cc".
9576 * i386.cc (Target_i386::gc_process_relocs): New function.
9577 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9578 * main.cc (main): Create object of class "Garbage_collection".
9579 * object.cc (Relobj::copy_symbols_data): New function.
9580 (Relobj::is_section_name_included): New function.
9581 (Sized_relobj::do_layout): Allow this function to be called twice
9582 during garbage collection and defer layout of section during the
9584 * object.h (Relobj::get_symbols_data): New function.
9585 (Relobj::is_section_name_included): New function.
9586 (Relobj::copy_symbols_data): New function.
9587 (Relobj::set_symbols_data): New function.
9588 (Relobj::get_relocs_data): New function.
9589 (Relobj::set_relocs_data): New function.
9590 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9591 (Relobj::gc_process_relocs): New function.
9592 (Relobj::do_gc_process_relocs): New pure virtual function.
9593 (Relobj::sd_): New data member.
9594 (Sized_relobj::is_output_section_offset_invalid): New function.
9595 (Sized_relobj::do_gc_process_relocs): New function.
9596 * options.h (General_options::gc_sections): Modify to not be a no-op.
9597 (General_options::print_gc_sections): New option.
9598 * plugin.cc (Plugin_finish::run): Remove function call to
9599 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9600 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9601 * reloc.cc (Read_relocs::run): Add task to process relocs and
9602 determine unreferenced sections when doing garbage collection.
9603 (Gc_process_relocs): New class.
9604 (Sized_relobj::do_gc_process_relocs): New function.
9605 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9606 sections that are garbage collected.
9607 * reloc.h (Gc_process_relocs): New class.
9608 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9609 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9610 symbols whose corresponding sections are garbage collected.
9611 (Symbol_table::Symbol_table): Add new parameter for the garbage
9613 (Symbol_table::gc_mark_undef_symbols): New function.
9614 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9615 (Symbol_table::gc_mark_dyn_syms): New function.
9616 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9618 (Symbol_table::add_from_object): Likewise.
9619 (Symbol_table::add_from_relobj): When building shared objects, do not
9620 treat externally visible symbols as garbage.
9621 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9622 table information for static and relocatable links.
9623 * symtab.h (Symbol_table::set_gc): New function.
9624 (Symbol_table::gc): New function.
9625 (Symbol_table::gc_mark_undef_symbols): New function.
9626 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9627 (Symbol_table::gc_mark_dyn_syms): New function.
9628 (Symbol_table::gc_): New data member.
9629 * target.h (Sized_target::gc_process_relocs): New pure virtual
9631 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9632 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9634 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9636 * options.h (General_options::gc_sections): Define as a no-op for now.
9637 (General_options::no_keep_memory): Ditto.
9638 (General_options::Bshareable): Define.
9639 * options.cc (General_options::finalize): Honor -Bshareable.
9641 2009-01-20 Andreas Schwab <schwab@suse.de>
9643 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9644 read the value in the contents, since we don't use it. Use the
9645 template endianness when writing.
9646 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9648 2009-01-19 Andreas Schwab <schwab@suse.de>
9650 * configure.tgt (powerpc64-*): Fix targ_obj.
9652 2009-01-15 Ian Lance Taylor <iant@google.com>
9654 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9655 local symbols when stripping all symbols.
9657 2009-01-14 Cary Coutant <ccoutant@google.com>
9659 * output.cc (Output_reloc): Add explicit instantiations.
9661 2009-01-14 Cary Coutant <ccoutant@google.com>
9663 * archive.cc (Archive::get_elf_object_for_member): Remove call
9664 to File_read::claim_for_plugin.
9665 * descriptors.cc (Descriptors::open): Remove reference to
9667 (Descriptors::claim_for_plugin): Remove.
9668 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9669 (Descriptors::is_claimed): Remove.
9670 (claim_descriptor_for_plugin): Remove.
9671 * fileread.cc (File_read::claim_for_plugin): Remove.
9672 * fileread.h (File_read::claim_for_plugin): Remove.
9673 (File_read::descriptor): Reopen descriptor if necessary.
9674 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9675 (Plugin_manager::all_symbols_read): Add task parameter. Change
9677 (Plugin_manager::get_input_file): New function.
9678 (Plugin_manager::release_input_file): New function.
9679 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9680 corresponding data member.
9681 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9682 and pass to base constructor. Change all callers.
9683 (get_input_file, release_input_file): New functions.
9684 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9685 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9686 (Plugin_manager::all_symbols_read): Add task parameter.
9687 (Plugin_manager::get_input_file): New function.
9688 (Plugin_manager::release_input_file): New function.
9689 (Plugin_manager::task_): New data member.
9690 (Pluginobj::Pluginobj): Add filesize parameter.
9691 (Pluginobj::filename): New function.
9692 (Pluginobj::descriptor): New function.
9693 (Pluginobj::filesize): New function.
9694 (Pluginobj::filesize_): New data member.
9695 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9696 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9697 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9699 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9700 with archive libraries.
9701 * testsuite/Makefile.in: Regenerate.
9702 * testsuite/plugin_test.c (struct sym_info): New type.
9703 (get_input_file, release_input_file): New static variables.
9704 (onload): Capture new transfer vector entries.
9705 (claim_file_hook): Stop reading at end of file according to filesize.
9706 Factor out parsing of readelf output into separate function.
9707 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9708 APIs and get the source file name from the symbol table. Convert
9709 source file name to corresponding object file name. Print info
9710 message when adding new input files.
9711 (parse_readelf_line): New function.
9712 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9713 * testsuite/plugin_test_2.sh: Likewise.
9714 * testsuite/plugin_test_3.sh: Likewise.
9715 * testsuite/plugin_test_4.sh: New test case.
9717 2009-01-07 Ian Lance Taylor <iant@google.com>
9719 * version.cc (version_string): Bump to 1.8.
9721 2008-12-23 Cary Coutant <ccoutant@google.com>
9723 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9724 * plugin.cc (Plugin_manager::finish): Rename as
9725 layout_deferred_objects. Move cleanup to separate function.
9726 (Plugin_manager::cleanup): New function.
9727 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9729 * plugin.h (Plugin_manager::finish): Rename as
9730 layout_deferred_objects.
9731 (Plugin_manager::cleanup): New function.
9732 (Plugin_manager::cleanup_done): New field.
9734 2008-12-23 Cary Coutant <ccoutant@google.com>
9736 * plugin.cc (is_visible_from_outside): New function.
9737 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9738 so we don't return "IR only" status for exported symbols or -r links.
9740 * testsuite/Makefile.am (plugin_test_3): New test case.
9741 * testsuite/Makefile.in: Regenerate.
9742 * testsuite/plugin_test_3.sh: New file.
9744 2008-12-22 Cary Coutant <ccoutant@google.com>
9746 * object.cc (Sized_relobj::layout_section): New function.
9747 (Sized_relobj::do_layout): Defer layout of input sections until after
9748 plugin has provided replacement files.
9749 (Sized_relobj::do_layout_deferred_sections): New function.
9750 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9751 (Relobj::layout_deferred_sections): New function.
9752 (Relobj::do_layout_deferred_sections): New function.
9753 (Sized_relobj::do_layout_deferred_sections): New function.
9754 (Sized_relobj::layout_section): New function.
9755 (Sized_relobj::Deferred_layout): New structure.
9756 (Sized_relobj::deferred_layout_): New field.
9757 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9758 Change all callers. Layout deferred sections.
9759 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9761 (Plugin_hook::run): Move code from do_plugin_hook inline.
9762 (Plugin_hook::do_plugin_hook): Remove.
9763 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9764 (Plugin_manager::finish): Renamed, was cleanup.
9765 (Plugin_manager::should_defer_layout): New function.
9766 (Plugin_manager::add_deferred_layout_object): New function.
9767 (Plugin_manager::Deferred_layout_list): New type.
9768 (Plugin_manager::deferred_layout_objects_): New field.
9769 (Plugin_hook::do_plugin_hook): Remove.
9771 2008-12-17 Ian Lance Taylor <iant@google.com>
9773 * options.h (class General_options): Add --no case for
9776 2008-12-16 Cary Coutant <ccoutant@google.com>
9778 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9780 (Plugin_manager::claim_file): Create plugin object even if
9781 plugin did not call the add_symbols callback.
9782 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9783 asking for more symbols than were added.
9784 * testsuite/Makefile.am (plugin_test_1): Add test case with
9786 (empty.syms): New target.
9787 * testsuite/Makefile.in: Regenerate.
9788 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9789 message. Don't call add_symbols if no globals.
9790 (all_symbols_read_hook): Don't provide replacement for empty
9793 2008-12-12 Ian Lance Taylor <iant@google.com>
9795 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9796 r_type == 0 for a local symbol with r_sym == 0.
9797 (scan_relocatable_relocs): Pass r_sym to
9798 local_non_section_strategy.
9799 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9802 * configure.ac: Update test for TLS descriptors: they are
9803 supported as of glibc 2.9.
9804 * configure: Rebuild.
9806 2008-12-11 Ian Lance Taylor <iant@google.com>
9809 * target-reloc.h (Default_scan_relocatable_relocs): For each
9810 function, map r_type == 0 to RELOC_DISCARD.
9812 2008-12-10 Cary Coutant <ccoutant@google.com>
9814 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9815 object to override a kept COMDAT group from a plugin object.
9817 2008-12-09 Ian Lance Taylor <iant@google.com>
9820 * yyscript.y (file_cmd): Handle INPUT.
9822 * testsuite/initpri1.c: Change all declarations to be full
9823 prototypes by adding void, to avoid compiler warnings.
9825 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9827 * options.cc (General_options::parse_plugin_opt): New.
9828 (General_options::add_plugin): The argument now is just the filename.
9829 (General_options::add_plugin_option): New.
9830 * options.h (plugin_opt): New.
9831 (add_plugin): Change argument name.
9832 (add_plugin_option): New.
9833 * plugin.cc (Plugin::load): Don't parse the plugin option.
9834 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9835 (Plugin::add_option): New.
9836 (Plugin::args_): Change type.
9837 (Plugin::filename_): New.
9838 (Plugin_manager::add_plugin_option): New.
9839 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9840 * testsuite/Makefile.in: Regenerate.
9842 2008-12-05 Cary Coutant <ccoutant@google.com>
9844 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9845 Handle --strip-lto-sections option.
9846 * options.h (strip_lto_sections): New option.
9848 2008-12-01 Cary Coutant <ccoutant@google.com>
9850 * plugin.cc (ld_plugin_message): Change format parameter to const.
9851 Fix mismatch between new[] and delete.
9853 2008-11-14 Cary Coutant <ccoutant@google.com>
9855 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9858 2008-11-05 Craig Silverstein <csilvers@google.com>
9860 * options.cc (General_options::parse_dynamic_list): New function.
9861 * options.h (General_options): New flags dynamic_list,
9862 dynamic_list_data, dynamic_list_cpp_new, and
9863 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9864 (General_options::in_dynamic_list): New function.
9865 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9866 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9867 (Lex::can_continue_name): Likewise.
9869 (read_script_file): New parameter script_options.
9870 (read_dynamic_list): New function.
9871 (Script_options::define_dynamic_list): New function.
9872 (dynamic_list_keyword_parsecodes): New variable.
9873 (dynamic_list_keywords): New variable.
9874 * script.h (Script_options::define_dynamic_list): New function
9876 (read_dynamic_list): New function prototype.
9877 * symtab.cc (strprefix): New macro.
9878 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9879 dynamic_list_data, dynamic_list_cpp_new, and
9880 dynamic_list_cpp_typeinfo.
9881 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9882 (dynamic_list_expr): New rule.
9883 (dynamic_list_nodes): Likewise.
9884 (dynamic_list_node): Likewise.
9885 * testsuite/Makefile.am (dynamic_list): New test.
9886 * testsuite/Makefile.in: Regenerated.
9887 * testsuite/dynamic_list.t: New file.
9888 * testsuite/dynamic_list.sh: New file.
9890 2008-11-05 Craig Silverstein <csilvers@google.com>
9892 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
9893 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
9894 (t11_last): Likewise.
9895 * testsuite/ver_test_6.c (main): Likewise.
9897 2008-10-07 Cary Coutant <ccoutant@google.com>
9899 * options.c (General_options::finalize): Add check for -static and
9901 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
9904 2008-10-02 Cary Coutant <ccoutant@google.com>
9906 * plugin.cc (make_sized_plugin_object): Fix conditional
9907 compilation to work when not all targets are enabled.
9909 2008-09-29 Cary Coutant <ccoutant@google.com>
9911 * archive.cc (Archive::get_file_and_offset): Use filename instead
9912 of name to get library path.
9913 (Archive::include_member): Unlock external member of a thin archive.
9915 * testsuite/Makefile.am (TEST_AR): New variable.
9916 (thin_archive_test_1): New test.
9917 (thin_archive_test_2): New test.
9918 * testsuite/Makefile.in: Regenerate.
9919 * testsuite/thin_archive_main.cc: New file.
9920 * testsuite/thin_archive_test_1.cc: New file.
9921 * testsuite/thin_archive_test_2.cc: New file.
9922 * testsuite/thin_archive_test_3.cc: New file.
9923 * testsuite/thin_archive_test_4.cc: New file.
9925 2008-09-29 Cary Coutant <ccoutant@google.com>
9927 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
9928 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
9930 (Sized_relobj::do_finalize_local_symbols): Likewise.
9931 (Sized_relobj::map_to_kept_section): Likewise.
9932 * object.h (Sized_relobj::invalid_address): New constant.
9933 (Sized_relobj::do_output_section_offset): Check for invalid_address
9935 * output.cc (Output_reloc::local_section_offset): Use constant
9936 invalid_address instead of -1U.
9937 (Output_reloc::get_address): Likewise.
9938 (Output_section::output_address): Change -1U to -1ULL.
9939 * output.h (Output_reloc::invalid_address): New constant.
9940 * reloc.cc (Sized_relobj::write_sections): Use constant
9941 invalid_address instead of -1U.
9942 (Sized_relobj::relocate_sections): Likewise.
9943 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
9944 values for merge sections.
9945 * target-reloc.h (relocate_for_relocatable): Use constant
9946 invalid_address instead of -1U.
9948 2008-09-19 Cary Coutant <ccoutant@google.com>
9950 Add plugin functionality for link-time optimization (LTO).
9951 * configure.ac (plugins): Add --enable-plugins option.
9952 * configure: Regenerate.
9953 * config.in: Regenerate.
9954 * Makefile.am (LIBDL): New variable.
9955 (CCFILES): Add plugin.cc.
9956 (HFILES): Add plugin.h.
9957 (ldadd_var): Add LIBDL.
9958 * Makefile.in: Regenerate.
9960 * archive.cc: Include "plugin.h".
9961 (Archive::setup): Don't preread archive symbols when using a plugin.
9962 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
9963 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
9965 (Archive::include_member): Add symbols from plugin objects.
9966 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
9967 * descriptors.cc (Descriptors::open): Check for file descriptors
9968 abandoned by plugins.
9969 (Descriptors::claim_for_plugin): New function.
9970 * descriptors.h (Descriptors::claim_for_plugin): New function.
9971 (Open_descriptor::is_claimed): New field.
9972 (claim_descriptor_for_plugin): New function.
9973 * fileread.cc (File_read::claim_for_plugin): New function.
9974 * fileread.h (File_read::claim_for_plugin): New function.
9975 (File_read::descriptor): New function.
9976 * gold.cc: Include "plugin.h".
9977 (queue_initial_tasks): Add task to call plugin hooks for generating
9979 * main.cc: Include "plugin.h".
9980 (main): Load plugin libraries.
9981 * object.h (Pluginobj): Declare.
9982 (Object::pluginobj): New function.
9983 (Object::do_pluginobj): New function.
9984 (Object::set_target): New function.
9985 * options.cc: Include "plugin.h".
9986 (General_options::parse_plugin): New function.
9987 (General_options::General_options): Initialize plugins_ field.
9988 (General_options::add_plugin): New function.
9989 * options.h (Plugin_manager): Declare.
9990 (General_options): Add --plugin option.
9991 (General_options::has_plugins): New function.
9992 (General_options::plugins): New function.
9993 (General_options::add_plugin): New function.
9994 (General_options::plugins_): New field.
9995 * plugin.cc: New file.
9996 * plugin.h: New file.
9997 * readsyms.cc: Include "plugin.h".
9998 (Read_symbols::do_read_symbols): Check for archive before checking
9999 for ELF file. Call plugin hooks to claim files.
10000 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10001 from a real object file; force override when processing replacement
10003 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10004 (Symbol::init_base_object): Likewise.
10005 (Symbol::init_base_output_data): Likewise.
10006 (Symbol::init_base_output_segment): Likewise.
10007 (Symbol::init_base_constant): Likewise.
10008 (Symbol::init_base_undefined): Likewise.
10009 (Symbol::output_section): Assert that object is not a plugin.
10010 (Symbol_table::add_from_pluginobj): New function.
10011 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10013 (Symbol_table::sized_write_globals): Likewise.
10014 (Symbol_table::add_from_pluginobj): Instantiate template.
10015 * symtab.h (Sized_pluginobj): Declare.
10016 (Symbol::in_real_elf): New function.
10017 (Symbol::set_in_real_elf): New function.
10018 (Symbol::in_real_elf_): New field.
10019 (Symbol_table::add_from_pluginobj): New function.
10021 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10022 (LIBDL): New variable.
10023 (LDADD): Add LIBDL.
10024 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10025 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10026 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10027 (MOSTLYCLEANFILES): Likewise.
10028 * testsuite/Makefile.in: Regenerate.
10029 * testsuite/plugin_test.c: New file.
10030 * testsuite/plugin_test_1.sh: New file.
10031 * testsuite/plugin_test_2.sh: New file.
10033 2008-09-16 Ian Lance Taylor <iant@google.com>
10035 * target-reloc.h (relocate_section): Check whether a symbol is
10036 defined by the ABI before reporting an undefined symbol error.
10037 * target.h (Target::is_defined_by_abi): Make parameter const.
10038 (Target::do_is_defined_by_abi): Likewise.
10039 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10040 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10041 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10042 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10043 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10044 * testsuite/Makefile.in: Rebuild.
10046 * fileread.cc (make_view): Add casts to avoid warning.
10048 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10050 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10051 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10053 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10055 * options.h (General_options::output_is_executable): New.
10056 (General_options::output_is_pie): New.
10057 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10058 for shared libraries.
10059 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10061 2008-09-11 Chris Demetriou <cgd@google.com>
10063 * options.h (origin): New -z option.
10064 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10065 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10068 2008-09-05 Cary Coutant <ccoutant@google.com>
10070 * fileread.cc (File_read::make_view): Add check for attempt to map
10071 beyond end of file.
10073 2008-09-05 Cary Coutant <ccoutant@google.com>
10075 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10076 explicit instantiations.
10078 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10081 * options.cc (General_options::finalize): Allow undefined symbols
10082 in shlibs if linking -shared.
10085 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10086 symbols as not needing a dynsym entry.
10088 2008-08-20 Craig Silverstein <csilvers@google.com>
10090 * fileread.cc (File_read::open): Do not lock the file unless it
10091 was successfully opened.
10093 2008-08-14 Cary Coutant <ccoutant@google.com>
10095 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10096 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10097 * testsuite/tls_test.cc (struct int128): 128-bit struct
10098 for testing TLS relocs with non-zero addend.
10099 (v12): New TLS variable.
10101 (t_last): Add check for v12.
10102 * testsuite/tls_test.h (t12): New function.
10103 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10105 2008-08-13 Ian Lance Taylor <iant@google.com>
10107 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10108 set tls_segment_ or relro_segment_.
10109 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10111 * output.h (Output_section::clear_is_relro): New function.
10112 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10113 sections specially even when output_data_ is empty.
10114 (Output_segment::maximum_alignment): When first section is relro,
10115 only force alignment for PT_LOAD segments.
10116 * script.cc (script_data_segment_align): New function.
10117 (script_data_segment_relro_end): New function.
10118 * script-c.h (script_data_segment_align): Declare.
10119 (script_data_segment_relro_end): Declare.
10120 * script-sections.h (class Script_sections): Declare
10121 data_segment_align and data_segment_relro_end. Add fields
10122 segment_align_index_ and saw_relro_end_.
10123 * script-sections.cc (class Sections_element): Add set_is_relro
10124 virtual function. Add new bool* parameter to place_orphan_here.
10125 Add get_output_section virtual function.
10126 (class Output_section_definition): Add set_is_relro. Add new
10127 bool* parameter to place_orphan_here. Add get_output_section.
10128 Add is_relro_ field.
10129 (Output_section_definition::Output_section_definition): Initialize
10130 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10131 and is_relro_ fields.
10132 (Output_section_definition::place_orphan_here): Add is_relro
10134 (Output_section_definition::set_section_addresses): Set relro for
10136 (Output_section_definition::alternate_constraint): Likewise.
10137 (class Orphan_output_section): Add new bool* parameter to
10138 place_orphan_here. Add get_output_section.
10139 (Orphan_output_section::place_orphan_here): Add is_relro
10141 (Script_sections::Script_sections): Initialize
10142 data_segment_align_index_ and saw_relro_end_.
10143 (Script_sections::data_segment_align): New function.
10144 (Script_sections::data_segment_relro_end): New function.
10145 (Script_sections::place_orphan): Set or clear is_relro.
10146 (Script_sections::set_section_addresses): Force alignment of first
10148 * yyscript.y (exp): Call script_data_segment_align and
10149 script_data_segment_relro_end.
10150 * testsuite/relro_script_test.t: New file.
10151 * testsuite/relro_test.cc (using_script): Declare.
10152 (t1, t2): Test using_script.
10153 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10154 (relro_script_test_SOURCES): Define.
10155 (relro_script_test_DEPENDENCIES): Define.
10156 (relro_script_test_LDFLAGS): Define.
10157 (relro_script_test_LDADD): Define.
10158 (relro_script_test.so): New target.
10159 * testsuite/Makefile.in: Rebuild.
10161 2008-08-06 Cary Coutant <ccoutant@google.com>
10163 * archive.cc (Archive::total_archives, Archive::total_members)
10164 (Archive::total_members_loaded): New variables.
10165 (Archive::setup): Add parameter. Add option to preread
10167 (Archive::read_armap): Add counter.
10168 (Archive::get_file_and_offset): New function.
10169 (Archive::get_elf_object_for_member): New function.
10170 (Archive::read_all_symbols): New function.
10171 (Archive::read_symbols): New function.
10172 (Archive::add_symbols): Add counters.
10173 (Archive::include_all_members): Use armap to find members if it's
10175 (Archive::include_member): Skip reading symbols if already read.
10176 Factored code into Archive::get_file_and_offset and
10177 Archive::get_elf_object_for_member. Changed call to
10178 Mapfile::report_include_archive_member.
10179 (Archive::print_stats): New function.
10180 * archive.h: Declare Object and Read_symbols_data classes.
10181 (Archive::Archive): Add initializers for new members.
10182 (Archive::setup): Add parameter.
10183 (Archive::print_stats): New function.
10184 (Archive::total_archives, Archive::total_members)
10185 (Archive::total_members_loaded): New variables.
10186 (Archive::get_file_and_offset): New function.
10187 (Archive::get_elf_object_for_member): New function.
10188 (Archive::read_all_symbols): New function.
10189 (Archive::read_symbols): New function.
10190 (Archive::Archive_member): New class.
10191 (Archive::members_): New member.
10192 (Archive::num_members_): New member.
10193 * main.cc: Include archive.h.
10194 (main): Call Archive::print_stats.
10195 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10196 archive parameter; member_name is now the fully-decorated name.
10197 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10198 * options.h: (General_options): Add --preread-archive-symbols option.
10199 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10202 2008-08-04 Ian Lance Taylor <iant@google.com>
10204 * symtab.h (Symbol::use_plt_offset): New function.
10205 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10206 * powerpc.cc (Relocate::relocate): Likewise.
10207 * sparc.cc (Relocate::relocate): Likewise.
10208 * x86_64.cc (Relocate::relocate): Likewise.
10209 * testsuite/weak_plt.sh: New test.
10210 * testsuite/weak_plt_main.cc: New test.
10211 * testsuite/weak_plt_shared.cc: New test.
10212 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10213 (check_PROGRAMS): Add weak_plt.
10214 (check_DATA): Add weak_plt_shared.so.
10215 (weak_plt_main_pic.o, weak_plt): New targets.
10216 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10217 * testsuite/Makefile.in: Rebuild.
10219 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10221 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10222 * testsuite/Makefile.in: Rebuild.
10224 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10226 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10227 * Makefile.in: Regenerate.
10228 * po/POTFILES.in: Regenerate.
10230 2008-07-29 Ian Lance Taylor <iant@google.com>
10232 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10233 symbols before other symbols.
10234 * testsuite/script_test_2.cc (test_addr): Declare.
10235 (test_addr_alias): Declare.
10236 (main): Check that test_addr and test_addr_alias have the right
10238 * testsuite/script_test_2.t: Define test_addr_alias and
10241 2008-07-24 Ian Lance Taylor <iant@google.com>
10244 * descriptors.cc: New file.
10245 * descriptors.h: New file.
10246 * gold-threads.h (class Hold_optional_lock): New class.
10247 * fileread.cc: Include "descriptors.h".
10248 (File_read::~File_read): Release descriptor rather than closing
10250 (File_read::open) [file]: Call open_descriptor rather than open.
10251 Set is_descriptor_opened_.
10252 (File_read::open) [memory]: Assert that descriptor is not open.
10253 (File_read::reopen_descriptor): New function.
10254 (File_read::release): Release descriptor.
10255 (File_read::do_read): Make non-const. Reopen descriptor.
10256 (File_read::read): Make non-const.
10257 (File_read::make_view): Reopen descriptor.
10258 (File_read::do_readv): Likewise.
10259 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10260 Update declarations.
10261 * layout.cc: Include "descriptors.h".
10262 (Layout::create_build_id): Use open_descriptor rather than open.
10263 * output.cc: Include "descriptors.h".
10264 (Output_file::open): Use open_descriptor rather than open.
10265 * archive.cc (Archive::const_iterator): Change Archive to be
10267 (Archive::begin, Archive::end): Make non-const.
10268 (Archive::count_members): Likewise.
10269 * archive.h (class Archive): Update declarations.
10270 * object.h (Object::read): Make non-const.
10271 * Makefile.am (CCFILES): Add descriptors.cc.
10272 (HFILES): Add descriptors.h.
10273 * Makefile.in: Rebuild.
10276 * gold.h: Always include <clocale>. Add Solaris workarounds
10277 following code in binutils/sysdep.h.
10280 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10281 this->eh_frame_hdr_ is NULL before using it.
10283 * dynobj.cc (Versions::Versions): Update comment.
10285 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10286 the base version name.
10288 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10289 array size plus one.
10290 (Stringpool_template::set_string_offsets): Subtract one from key
10291 before using it as an array index.
10292 (Stringpool_template::get_offset_with_length): Likewise.
10293 (Stringpool_template::write_to_buffer): Likewise.
10294 * stringpool.h (Stringpool_template::get_offset_from_key):
10297 2008-07-23 Ian Lance Taylor <iant@google.com>
10300 * object.h (Merged_symbol_value::value): Do our best to handle a
10304 * script.cc (Version_script_info::get_versions): Don't add empty
10305 version tag to return value.
10306 (Version_script_info::get_symbol_version_helper): Change return
10307 type to bool. Add pversion parameter. Change all callers.
10308 (script_register_vers_node): Don't require a non-NULL tag.
10309 * script.h (class Version_script_info): Update declarations.
10310 (Version_script_info::get_symbol_version): Change return type to
10311 bool. Add version parameter. Change all callers.
10312 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10313 handling. Handle an empty version from a version script.
10314 (Symbol_table::define_special_symbol): Likewise.
10315 * testsuite/ver_test_10.script: New file.
10316 * testsuite/ver_test_10.sh: New file.
10317 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10318 (check_DATA): Add ver_test_10.syms.
10319 (ver_test_10.syms, ver_test_10.so): New target.
10320 * testsuite/Makefile.in: Rebuild.
10322 2008-07-23 Simon Baldwin <simonb@google.com>
10324 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10325 to zero for undefined symbols from dynamic libraries.
10327 2008-07-23 Ian Lance Taylor <iant@google.com>
10329 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10330 Change all callers.
10331 * symtab.h (class Symbol_table): Update declaration.
10332 * testsuite/ver_test_9.cc: New file.
10333 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10334 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10335 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10336 (ver_test_9.so, ver_test_9.o): New targets.
10337 * testsuite/Makefile.in: Rebuild.
10339 2008-07-22 Ian Lance Taylor <iant@google.com>
10341 * options.h (class General_options): Define --check-sections.
10342 * layout.cc (Layout::set_segment_offsets): Handle
10345 * options.h (class General_options): Define -n/--nmagic and
10347 * options.cc (General_options::finalize): For -n/--nmagic or
10348 -N/--omagic, set -static.
10349 * layout.cc (Layout::attach_allocated_section_to_segment): If
10350 -N/--omagic, don't put read-only and read-write sections in
10351 different segments.
10352 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10353 finding a read-only segment.
10354 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10355 don't set the minimum segment alignment to the common page size,
10356 and don't set the file offset to the address modulo the page size.
10357 * script-sections.cc (Script_sections::create_segments): If
10358 -n/--omagic, don't put read-only and read-write sections in
10359 different segments.
10361 * cref.cc: New file.
10362 * cref.h: New file.
10363 * options.h (class General_options): Add --print-symbol-counts.
10364 * main.cc (main): Issue defined symbol report if requested.
10365 * archive.cc (Archive::interpret_header): Make into a const member
10367 (Archive::add_symbols): Call Input_objects::archive_start and
10369 (Archive::const_iterator): Define new class.
10370 (Archive::begin, Archive::end): New functions.
10371 (Archive::include_all_members): Rewrite to use iterator.
10372 (Archive::count_members): New function.
10373 * archive.h (class Archive): Update declarations.
10374 (Archive::filename): New function.
10375 * object.cc: Include "cref.h".
10376 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10377 (Sized_relobj::do_get_global_symbol_counts): New function.
10378 (Input_objects::add_object): Add object to cross-referencer.
10379 (Input_objects::archive_start): New function.
10380 (Input_objects::archive_stop): New function.
10381 (Input_objects::print_symbol_counts): New function.
10382 * object.h: Declare Cref and Archive.
10383 (Object::get_global_symbol_counts): New function.
10384 (Object::do_get_global_symbol_counts): New pure virtual function.
10385 (class Sized_relobj): Add defined_count_ field. Update
10387 (class Input_objects): Add cref_ field. Update constructor.
10388 Update declarations.
10389 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10391 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10393 (Sized_dynobj::do_get_global_symbol_counts): New function.
10394 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10395 defined_count_. Update declarations. Define Symbols typedef.
10396 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10397 parameter. Change all callers.
10398 (Symbol_table::add_from_dynobj): Add sympointers and defined
10399 parameters. Change all callers.
10400 * symtab.h (class Symbol_table): Update declarations.
10401 * Makefile.am (CCFILES): Add cref.cc.
10402 (HFILES): Add cref.h.
10403 * Makefile.in: Rebuild.
10405 2008-07-22 Simon Baldwin <simonb@google.com>
10407 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10408 to zero when writing undefined symbols.
10410 2008-07-22 Ian Lance Taylor <iant@google.com>
10412 * output.cc (Output_section::add_input_section): Don't try to
10413 merge empty merge sections.
10415 2008-07-21 Craig Silverstein <csilvers@google.com>
10417 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10418 Include symbol version in error message.
10420 2008-07-20 Chris Demetriou <cgd@google.com>
10422 * configure.ac (gold_cv_c_random_seed): New configured variable.
10423 (RANDOM_SEED_CFLAGS): New substituted variable.
10424 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10425 * configure: Rebuild.
10426 * Makefile.in: Likewise.
10427 * testsuite/Makefile.in: Likewise.
10429 2008-07-18 Ian Lance Taylor <iant@google.com>
10431 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10432 where we see NAME/NULL and NAME/VERSION as separate symbols.
10433 * testsuite/ver_test_main.cc (main): Call t4.
10434 (t4, t4_2a): Define.
10435 * testsuite/ver_test_2.cc (t4_2): Define.
10436 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10437 * testsuite/ver_test_4.cc (t4_2a): Define.
10438 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10439 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10441 2008-07-17 Ian Lance Taylor <iant@google.com>
10443 * dynobj.cc (Versions::add_def): If we give an error about a
10444 missing version, go ahead and create the version anyhow.
10446 2008-07-10 Ian Lance Taylor <iant@google.com>
10448 Handle output sections with more than 0x7fffffff bytes.
10449 * object.h (class Relobj): Change map_to_output_ to
10450 output_sections_, and just keep a section pointer. Change all
10451 uses. Move comdat group support to Sized_relobj.
10452 (Relobj::is_section_specially_mapped): Remove.
10453 (Relobj::output_section): Remove poff parameter. Change all
10455 (Relobj::output_section_offset): New function.
10456 (Relobj::set_section_offset): Rewrite.
10457 (Relobj::map_to_output): Remove.
10458 (Relobj::output_sections): New function.
10459 (Relobj::do_output_section_offset): New pure virtual function.
10460 (Relobj::do_set_section_offset): Likewise.
10461 (class Sized_relobj): Add section_offsets_ field. Add comdat
10462 group support from Relobj. Update declarations.
10463 (Sized_relobj::get_output_section_offset): New function.
10464 (Sized_relobj::do_output_section_offset): New function.
10465 (Sized_relobj::do_set_section_offset): New function.
10466 * object.cc (Relobj::output_section_address): Remove.
10467 (Sized_relobj::Sized_relobj): Initialize new fields.
10468 (Sized_relobj::include_section_group): Cast find_kept_object to
10470 (Sized_relobj::include_linkonce_section): Likewise.
10471 (Sized_relobj::do_layout): Use separate arrays for output section
10473 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10475 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10476 output_sections and section_offsets.
10477 (Sized_relobj::write_local_symbols): Likewise.
10478 (map_to_kept_section): Compute output address directly.
10479 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10480 output_sections and section_offsets.
10481 (Sized_relobj::write_sections): Likewise.
10482 (Sized_relobj::relocate_sections): Likewise.
10483 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10484 * output.h (class Output_reloc): Update declarations. Change
10485 u2_.relobj to Sized_relobj*.
10486 (class Output_data_reloc): Change add functions to use
10488 * output.cc (Output_reloc::Output_reloc): Change relobj to
10490 (Output_reloc::local_section_offset): Change return type to
10491 Elf_Addr. Use get_output_section_offset.
10492 (Output_reloc::get_address): Likewise.
10493 (Output_section::is_input_address_mapped): Don't call
10494 is_section_specially_mapped.
10495 (Output_section::output_offset): Likewise.
10496 (Output_section::output_address): Likewise.
10497 (Output_section::starting_output_address): Likewise.
10498 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10499 parameter to Sized_relobj*.
10500 (Copy_relocs::need_copy_reloc): Likewise.
10501 (Copy_relocs::save): Likewise.
10502 * copy-relocs.h (class Copy_relocs): Update declarations.
10503 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10504 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10505 * target-reloc.h (relocate_for_relocatable): Change
10506 offset_in_output_section type to Elf_Addr. Change code that uses
10508 * layout.cc (Layout::layout): Always set *off.
10509 * mapfile.cc (Mapfile::print_input_section): Use
10510 output_section_offset.
10511 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10513 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10514 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10515 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10517 2008-07-03 Ian Lance Taylor <iant@google.com>
10519 * layout.cc (Layout::include_section): Do not discard unrecognized
10520 SHT_STRTAB sections.
10522 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10524 * script.cc (Lex::can_continue_name): Make '?' allowable in
10525 version-script names.
10526 * testsuite/version_script.map: Change glob pattern to use '?'
10528 2008-06-30 Manish Singh <yosh@gimp.org>
10531 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10534 2008-06-30 Ian Lance Taylor <iant@google.com>
10538 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10539 versions]: Don't try to read the value in the contents, since we
10540 don't use it. Use the template endianness when writing.
10542 2008-06-25 Cary Coutant <ccoutant@google.com>
10544 * fileread.cc (File_read::make_view): Assert on zero-length view.
10545 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10546 symbol table when there are no symbols to read.
10548 2008-06-23 Craig Silverstein <csilvers@google.com>
10550 * version.cc (version_string): Bump to 1.7
10552 2008-06-18 Craig Silverstein <csilvers@google.com>
10554 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10555 constant 0xFFFF to type Valtype.
10556 (Powerpc_relocate_functions::rel16_ha): Likewise.
10558 2008-06-17 Ian Lance Taylor <iant@google.com>
10560 * output.h (Output_section::Input_section): Initialize p2align_ to
10561 zero for Output_section_data constructors.
10562 (Output_section::Input_section::addralign): If not an input
10563 section, return the alignment of the Output_section_data.
10564 * testsuite/copy_test.cc: New file.
10565 * testsuite/copy_test_1.cc: New file.
10566 * testsuite/copy_test_2.cc: New file.
10567 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10568 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10569 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10570 (copy_test_1_pic.o, copy_test_1.so): New targets.
10571 (copy_test_2_pic.o, copy_test_2.so): New targets.
10572 * testsuite/Makefile.in: Rebuild.
10574 * script-sections.cc (Script_sections::place_orphan): Initialize
10575 local variable exact.
10577 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10579 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10581 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10582 David S. Miller <davem@davemloft.net>
10584 * powerpc.cc: New file.
10585 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10586 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10587 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10588 * Makefile.in: Rebuild.
10590 2008-06-09 Ian Lance Taylor <iant@google.com>
10592 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10594 (throwing, orig_terminate): New static variables.
10595 (terminate_handler): New static function.
10596 (t2): Set terminate handler.
10598 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10601 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10604 2008-05-30 Cary Coutant <ccoutant@google.com>
10606 * archive.cc (Archive::include_all_members) Correct to step
10607 over symbol table and extended name table in thin archives.
10609 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10612 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10615 2008-05-28 Caleb Howe <cshowe@google.com>
10617 * reduced_debug_output.cc: New file.
10618 * reduced_debug_output.h: New file.
10619 * options.h (class General_options): Add --strip-debug-non-line.
10620 * options.cc (General_options::finalize): Add strip_debug_non_line
10621 to the strip heirarchy.
10622 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10624 * layout.cc: Include "reduced_debug_output.h".
10625 (Layout::Layout): Initialize new fields.
10626 (line_only_debug_sections): New static array.
10627 (is_lines_only_debug_sections): New static inline function.
10628 (Layout::include_section): Handle --strip-debug-non-line.
10629 (Layout::make_output_section): If --strip-debug-non-line, build
10630 new output sections for .debug_abbrev and .debug_info.
10631 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10632 gold. Warn about possible overflow.
10633 (read_signed_LEB_128): Likewise.
10634 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10635 (read_signed_LEB_128): Declare.
10636 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10637 (HFILES): Add reduced_debug_output.h.
10638 * Makefile.in: Rebuild.
10640 2008-05-21 Ian Lance Taylor <iant@google.com>
10642 * mapfile.cc: New file.
10643 * mapfile.h: New file.
10644 * options.h (class General_options): Add -M/--print-map and -Map.
10645 * options.cc (General_options::finalize): Make -M equivalent to
10647 * main.cc: Include <cstdio> and "mapfile.h".
10648 (main): Open mapfile if requested.
10649 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10650 constructor. Change caller.
10651 (queue_initial_tasks): Add mapfile parameter. Change caller.
10652 (queue_middle_tasks): Likewise.
10653 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10655 * archive.cc: Include "mapfile.h".
10656 (Archive::add_symbols): Add mapfile parameter. Change all
10657 callers. Pass mapfile, symbol, and reason to include_member.
10658 (Archive::include_all_members): Add mapfile parameter. Change all
10660 (Archive::include_member): Add mapfile, sym, and why parameters.
10661 Change all callers. Report inclusion to map file.
10662 * archive.h: Include "fileread.h".
10663 (class Archive): Update declarations.
10664 (Archive::file): New const method.
10665 (class Add_archive_symbols): Add mapfile_ field. Update
10666 constructor. Change all callers.
10667 * readsyms.h (class Read_symbols): Likewise.
10668 (class Finish_group): Likewise.
10669 (class Read_script): Likewise.
10670 * common.cc: Include "mapfile.h".
10671 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10673 (Symbol_table::do_allocate_commons): Likewise.
10674 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10675 symbol allocation to mapfile.
10676 * common.h (class Allocate_commons_task): Add mapfile_ field.
10677 Update constructor. Change all callers.
10678 * symtab.h (class Symbol_table): Update declarations.
10679 * layout.cc: Include "mapfile.h".
10680 (Layout_task_runner::run): Print information to mapfile.
10681 (Layout::create_gold_note): Change Output_data_fixed_space to
10682 Output_data_zero_fill.
10683 (Layout::create_build_id): Likewise.
10684 (Layout::print_to_mapfile): New function.
10685 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10686 constructor. Change caller.
10687 (class Layout): Declare print_to_mapfile.
10688 * output.cc (Output_section::Input_section::print_to_mapfile): New
10690 (Output_section::add_input_section): If producing a map, always
10691 add to input_sections_ list.
10692 (Output_section::do_print_to_mapfile): New function.
10693 (Output_segment::print_sections_to_mapfile): New function.
10694 (Output_segment::print_section_list_to_mapfile): New function.
10695 * output.h: Include "mapfile.h".
10696 (Output_data::print_to_mapfile): New function.
10697 (Output_data::do_print_to_mapfile): New virtual function.
10698 (Output_segment_headers::do_print_to_mapfile): New function.
10699 (Output_file_header::do_print_to_mapfile): New function.
10700 (Output_data_const::do_print_to_mapfile): New function.
10701 (class Output_data_const_buffer): Add map_name_ field. Update
10702 constructor. Change all callers. Add do_print_to_mapfile
10704 (class Output_data_fixed_space): Likewise.
10705 (class Output_data_space): Likewise.
10706 (class Output_data_zero_fill): New class.
10707 (Output_data_strtab::do_print_to_mapfile): New function.
10708 (Output_data_reloc_base::do_print_to_mapfile): New function.
10709 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10710 (Output_data_group::do_print_to_mapfile): New function.
10711 (Output_data_got::do_print_to_mapfile): New function.
10712 (Output_data_dynamic::do_print_to_mapfile): New function.
10713 (Output_symtab_xindex::do_print_to_mapfile): New function.
10714 (class Output_section): Declare do_print_to_mapflie. Declare
10715 print_to_mapfile in Input_section.
10716 (class Output_segment): Declare new functions.
10717 * object.h (Sized_relobj::symbol_count): New function.
10718 * script-sections.cc
10719 (Output_section_element_dot_assignment::set_section_addresses):
10720 Change Output_data_fixed_space to Output_data_zero_fill.
10721 (Output_data_expression::do_print_to_mapfile): New function.
10722 * script.cc (read_input_script): Add mapfile parameter. Change
10724 * script.h (read_input_script): Update declaration.
10725 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10726 (Eh_frame::do_print_to_mapfile): New function.
10727 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10728 (Output_merge_string::do_print_to_mapfile): New function.
10729 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10731 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10733 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10735 * Makefile.am (CCFILES): Add mapfile.cc.
10736 (HFILES): Add mapfile.h.
10737 * Makefile.in: Rebuild.
10739 2008-05-19 Ian Lance Taylor <iant@google.com>
10741 * options.h (class General_options): Add -z relro.
10742 * layout.cc (Layout::Layout): Initialize relro_segment_.
10743 (Layout::add_output_section_data): Return the output section.
10744 (Layout::make_output_section): Rcognize relro sections and mark
10745 them appropriately.
10746 (Layout::attach_allocated_section_to_segment): Put relro sections
10747 in a PT_GNU_RELRO segment.
10748 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10750 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10752 (Layout::linkonce_mapping): Map d.rel.ro.local to
10753 .data.rel.ro.local.
10754 (Layout::output_section_name): Us .data.rel.ro.local for any
10755 section which begins with that.
10756 * layout.h (class Layout): Update add_output_section_data
10757 declaration. Add relro_segment_ field.
10758 * output.cc (Output_section::Output_section): Initialize is_relro_
10759 and is_relro_local_ fields.
10760 (Output_segment::add_output_section): Group relro sections.
10761 (Output_segment::is_first_section_relro): New function.
10762 (Output_segment::maximum_alignment): If there is a relro section,
10763 align the segment to the common page size.
10764 (Output_segment::set_section_addresses): Track whether we are
10765 looking at relro sections. If the last section is a relro
10766 section, align to the common page size.
10767 (Output_segment::set_section_list_addresses): Add in_relro
10768 parameter. Change all callers. Align to the page size when
10769 moving from relro to non-relro section.
10770 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10772 * output.h (class Output_section): Add is_relro_ and
10773 is_relro_local_ fields.
10774 (Output_section::is_relro): New function.
10775 (Output_section::set_is_relro): New function.
10776 (Output_section::is_relro_local): New function.
10777 (Output_section::set_is_relro_local): New function.
10778 (class Output_segment): Update declarations.
10779 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10780 * sparc.cc (Target_sparc::got_section): Likewise.
10781 * x86_64.cc (Target_x86_64::got_section): Likewise.
10782 * testsuite/relro_test_main.cc: New file.
10783 * testsuite/relro_test.cc: New file.
10784 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10785 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10786 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10787 (relro_test.so, relro_test_pic.o): New targets.
10788 * testsuite/Makefile.in: Rebuild.
10790 2008-05-16 Ian Lance Taylor <iant@google.com>
10792 * output.cc (Output_segment::add_output_section): Remove front
10794 * output.h (class Output_segment): Remove
10795 add_initial_output_section and overloaded add_output_section.
10796 Update declaration of remaining add_output_section.
10797 * layout.cc (Layout::create_interp): Call add_output_section
10798 rather than add_initial_output_section.
10799 (Layout::finish_dynamic_section): Likewise.
10801 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10802 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10803 know the dynamic type.
10804 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10805 field. Initialize it in constructor.
10806 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10807 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10808 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10811 * output.cc (Output_reloc::get_address): Change return type to
10813 * output.h (class Output_reloc): Update get_address declaration.
10814 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10815 for section addresses.
10817 2008-05-09 Ian Lance Taylor <iant@google.com>
10820 * gold.cc (gold_nomem): Use return value of write.
10822 2008-05-08 Ian Lance Taylor <iant@google.com>
10824 * symtab.c (Symbol::init_base_output_data): Add version
10825 parameter. Change all callers.
10826 (Symbol::init_base_output_segment): Likewise.
10827 (Symbol::init_base_constant): Likewise.
10828 (Symbol::init_base_undefined): Likewise.
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): Likewise.
10833 (Symbol_table::do_define_in_output_data): If the new symbol has a
10834 version, mark it as the default.
10835 (Symbol_table::do_define_in_output_segment): Likewise.
10836 (Symbol_table::do_define_as_constant): Likewise.
10837 * symtab.h (class Symbol): Update declarations.
10838 (class Sized_symbol): Likewise.
10839 * resolve.cc (Symbol::override_version): New function.
10840 (Symbol::override_base): Call override_version.
10841 (Symbol::override_base_with_special): Likewise.
10842 * testsuite/ver_script_8.script: New file.
10843 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10844 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10845 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10846 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10848 2008-05-06 Ian Lance Taylor <iant@google.com>
10851 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10853 (class General_options): Remove existing --undefined, and add
10854 --no-undefined instead. Add new --undefined as synonym for -u.
10855 * archive.cc (Archive::add_symbols): Check whether symbol was
10857 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10858 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10859 all uses. Add IS_UNDEFINED. Update declarations to split
10860 different versions of init_base. Declare init_base_undefined.
10861 (Symbol::is_defined): Handle IS_UNDEFINED.
10862 (Symbol::is_undefined): Likewise.
10863 (Symbol::is_weak_undefined): Call is_undefined.
10864 (Symbol::is_absolute): Handle IS_CONSTANT.
10865 (class Sized_symbol): Update declarations to split different
10866 versions of init. Declare init_undefined.
10867 (class Symbol_table): Declare new functions.
10868 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10869 Change all callers.
10870 (Symbol::init_base_output_data): Likewise.
10871 (Symbol::init_base_output_segment): Likewise.
10872 (Symbol::init_base_constant): Likewise.
10873 (Symbol::init_base_undefined): New function.
10874 (Sized_symbol::init_object): Rename from init. Change all
10876 (Sized_symbol::init_output_data): Likewise.
10877 (Sized_symbol::init_output_segment): Likewise.
10878 (Sized_symbol::init_constant): Likewise.
10879 (Sized_symbol::init_undefined): New function.
10880 (Symbol_table::add_undefined_symbols_from_command_line): New
10882 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10884 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10885 (Symbol::output_section): Likewise.
10886 (Symbol::set_output_section): Likewise.
10887 (Symbol_table::sized_finalize_symbol): Likewise.
10888 (Symbol_table::sized_write_globals): Likewise.
10889 * resolve.cc (Symbol_table::should_override): Likewise.
10890 (Symbol::override_base_with_special): Likewise.
10892 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
10893 symbol, change it to have default visibility.
10894 * testsuite/protected_1.cc: New file.
10895 * testsuite/protected_2.cc: New file.
10896 * testsuite/protected_3.cc: New file.
10897 * testsuite/protected_main_1.cc: New file.
10898 * testsuite/protected_main_2.cc: New file.
10899 * testsuite/protected_main_3.cc: New file.
10900 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
10901 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
10902 (protected_1_LDFLAGS, protected_1_LDADD): Define.
10903 (protected_1.so): New target.
10904 (protected_1_pic.o, protected_2_pic.o): New targets.
10905 (protected_3_pic.o): New target.
10906 (check_PROGRAMS): Add protected_2.
10907 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
10908 (protected_2_LDFLAGS, protected_2_LDADD): Define.
10909 * testsuite/Makefile.in: Rebuild.
10911 * options.h (DEFINE_var): Add set_user_set_##varname__.
10912 (DEFINE_bool_alias): New macro.
10913 (class General_options): Define -Bstatic using DEFINE_bool_alias
10914 rather than DEFINE_special. Add --undefined as an alias for -z
10916 * options.cc (General_options::parse_Bstatic): Remove.
10918 * options.h (class General_options): Add --fatal-warnings.
10919 * main.cc (main): Implement --fatal-warnings.
10920 * errors.h (Errors::warning_count): New function.
10922 * options.h (class General_options): Add -Bsymbolic-functions.
10923 * symtab.h (Symbol::is_preemptible): Check for
10924 -Bsymbolic-functions.
10926 2008-05-05 Ian Lance Taylor <iant@google.com>
10928 * options.h (DEFINE_bool): For DASH_Z, create the negative option
10929 as noVARNAME rather than no-VARNAME.
10930 (class General_options): Add option -z combreloc.
10931 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
10933 (Output_reloc::sort_before) [SHT_REL]: New function.
10934 (Output_reloc::sort_before) [SHT_RELA]: New function.
10935 (class Output_data_reloc_base): Add sort_relocs_ field. Define
10936 Sort_relocs_comparison.
10937 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
10938 parameter. Change all callers.
10939 (Output_data_reloc::Output_data_reloc) [both versions]: Add
10940 sort_relocs parameter. Change all callers.
10941 * output.cc (Output_reloc::get_address): New function, broken out
10943 (Output_reloc::write_rel): Call it.
10944 (Output_reloc::compare): New function.
10945 (Output_data_reloc_base::do_write): Optionally sort relocs.
10947 * configure.ac: If targ_extra_obj is set, link it in.
10948 * configure.tgt: Initialize all variables.
10949 (x86_64*): Set targ_extra_obj and targ_extra_size.
10950 * configure: Rebuild.
10952 * object.cc (Sized_relobj::include_section_group): Adjust section
10953 indexes read from group data. Build vector to pass to
10955 * layout.cc (Layout::layout_group): Add flags and shndxes
10956 parameters. Remove contents parameter. Change caller. Update
10957 explicit instantiations.
10958 * layout.h (class Layout): Update layout_group declaration.
10959 * output.cc (Output_data_group::Output_data_group): Add flags and
10960 input_shndxes parameters. Remove contents parameter. Change
10962 (Output_data_group::do_write): Change input_sections_ to
10964 * output.h (class Output_data_group): Update constructor
10965 declaration. Rename input_sections_ to input_shndxes_.
10966 * testsuite/many_sections_test.cc: Add template.
10968 2008-04-30 Cary Coutant <ccoutant@google.com>
10970 * target-reloc.h (relocate_section): Fix dead-pointer bug.
10972 * layout.cc (Layout::include_section): Refactored check for debug
10974 (Layout::add_comdat): Add new parameters. Change type
10975 of signature parameter. Add object and shndx to signatures table.
10976 (Layout::find_kept_object): New function.
10977 * layout.h: Include <cstring>.
10978 (Layout::is_debug_info_section): New function.
10979 (Layout::add_comdat): Add new parameters.
10980 (Layout::find_kept_object): New function.
10981 (Layout::Kept_section): New struct.
10982 (Layout::Signatures): Change type of map range.
10983 * object.cc (Relobj::output_section_address): New function.
10984 (Sized_relobj::include_section_group): Add new parameters. Change
10985 calls to Layout::add_comdat. Change to build table of kept comdat
10986 groups and table mapping discarded sections to kept sections.
10987 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
10988 (Sized_relobj::do_layout): Change calls to include_section_group and
10989 include_linkonce_section.
10990 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
10991 value to zero when section is discarded.
10992 (Sized_relobj::map_to_kept_section): New function.
10993 * object.h (Relobj::output_section_address): New function.
10994 (Relobj::Comdat_group): New type.
10995 (Relobj::find_comdat_group): New function.
10996 (Relobj::Comdat_group_table): New type.
10997 (Relobj::Kept_comdat_section): New type.
10998 (Relobj::Kept_comdat_section_table): New type.
10999 (Relobj::add_comdat_group): New function.
11000 (Relobj::set_kept_comdat_section): New function.
11001 (Relobj::get_kept_comdat_section): New function.
11002 (Relobj::comdat_groups_): New field.
11003 (Relobj::kept_comdat_sections_): New field.
11004 (Symbol_value::input_value): Update comment.
11005 (Sized_relobj::map_to_kept_section) New function.
11006 (Sized_relobj::include_linkonce_section): Add new parameter.
11007 * target-reloc.h (Comdat_behavior): New type.
11008 (get_comdat_behavior): New function.
11009 (relocate_section): Add code to map a discarded section to the
11010 corresponding kept section when applying a relocation.
11012 2008-04-30 Craig Silverstein <csilvers@google.com>
11014 * dwarf_reader.cc (next_generation_count): New static var.
11015 (Addr2line_cache_entry): New struct.
11016 (addr2line_cache): New static var.
11017 (Dwarf_line_info::one_addr2line): Added caching.
11018 (Dwarf_line_info::clear_addr2line_cache): New function.
11019 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11020 cache-size parameter.
11021 (Dwarf_line_info::one_addr2line_cache): New function.
11022 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11023 new cache-size argument to one_addr2line(), and clear cache.
11025 2008-04-28 Cary Coutant <ccoutant@google.com>
11027 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11028 R_386_PC8 relocations.
11030 2008-04-23 Ian Lance Taylor <iant@google.com>
11032 * object.cc (Sized_relobj::include_section_group): Check for
11033 invalid section group.
11035 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11038 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11039 than read for file header.
11040 * archive.cc (Archive::include_member): Likewise.
11042 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11044 * aclocal.m4: Regenerate.
11045 * configure: Regenerate.
11047 2008-04-19 Ian Lance Taylor <iant@google.com>
11049 * version.cc (version_string): Bump to 1.6.
11051 * testsuite/Makefile.am (many_sections_r_test): New target.
11052 (many_sections_r_test_SOURCES): Remove.
11053 (many_sections_r_test_DEPENDENCIES): Remove.
11054 (many_sections_r_test_LDFLAGS): Remove.
11055 (many_sections_r_test_LDADD): Remove.
11057 * object.cc (Sized_relobj::do_add_symbols): Always pass
11058 local_symbol_count_ to add_from_relobj.
11060 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11061 every thousand variables.
11062 * testsuite/Makefile.in: Rebuild.
11064 * object.cc (Xindex::initialize_symtab_xindex): New function.
11065 (Xindex::read_symtab_xindex): New function.
11066 (Xindex::sym_xindex_to_shndx): New function.
11067 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11069 (Sized_relobj::do_initialize_xindex): New function.
11070 (Sized_relobj::do_read_symbols): Adjust section links.
11071 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11072 parameter. Change all callers.
11073 (Sized_relobj::include_section_group): Adjust section links and
11074 symbol section indexes.
11075 (Sized_relobj::do_layout): Adjust section links.
11076 (Sized_relobj::do_count_local_symbols): Adjust section links and
11077 symbol section indexes.
11078 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11079 ordinary and special symbols.
11080 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11081 dynsym_xindex parameters. Change all callers. Adjust section
11082 links. Use SHN_XINDEX when needed.
11083 (Sized_relobj::get_symbol_location_info): Adjust section links.
11084 Don't get fooled by special symbols.
11085 * object.h (class Xindex): Define.
11086 (class Object): Add xindex_ parameter. Declare virtual functoin
11087 do_initialize_xindex.
11088 (Object::adjust_sym_shndx): New function.
11089 (Object::set_xindex): New protected function.
11090 (class Symbol_value): Add is_ordinary_shndx_ field.
11091 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11092 (Symbol_value::value): Assert ordinary section.
11093 (Symbol_value::initialize_input_to_output_map): Likewise.
11094 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11095 Change all callers.
11096 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11098 (class Sized_relobj): Update declarations.
11099 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11100 parameter. Change all callers.
11101 (Sized_relobj::adjust_shndx): New function.
11102 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11104 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11105 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11106 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11107 (Sized_dynobj::read_dynsym_section): Adjust section links.
11108 (Sized_dynobj::read_dynamic): Likewise.
11109 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11111 (Sized_dynobj::do_initialize_xindex): New function.
11112 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11113 do_initialize_xindex.
11114 (Sized_dynobj::adjust_shndx): New function.
11115 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11116 dynsym_xindex_ fields.
11117 (Layout::finalize): Add a call to set_section_indexes before
11118 creating the symtab sections.
11119 (Layout::set_section_indexes): Don't do anything if the section
11120 already has a section index.
11121 (Layout::create_symtab_sections): Add shnum parameter. Change
11122 caller. Create .symtab_shndx section if needed.
11123 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11125 (Layout::allocated_output_section_count): New function.
11126 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11128 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11129 fields. Update declarations.
11130 (Layout::symtab_xindex): New function.
11131 (Layout::dynsym_xindex): New function.
11132 (class Write_symbols_task): Add layout_ field.
11133 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11135 * output.cc (Output_section_headers::Output_section_headers): Add
11136 shstrtab_section parameter. Change all callers.
11137 (Output_section_headers::do_sized_write): Store overflow values
11138 for section count and section string table section index in
11139 section header zero.
11140 (Output_file_header::do_sized_write): Check for overflow of
11141 section count and section string table section index.
11142 (Output_symtab_xindex::do_write): New function.
11143 (Output_symtab_xindex::endian_do_write): New function.
11144 * output.h (class Output_section_headers): Add shstrtab_section_.
11145 Update declarations.
11146 (class Output_symtab_xindex): Define.
11147 (Output_section::has_out_shndx): New function.
11148 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11150 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11151 Change all callers.
11152 (Sized_symbol::init): Likewise.
11153 (Symbol::output_section): Check for ordinary symbol.
11154 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11155 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11157 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11158 Change all callers. Simplify handling of symbols from sections
11159 not included in the link.
11160 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11162 (Weak_alias_sorter::operator()): Assert that symbols are
11164 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11166 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11167 parameters. Change all callers.
11168 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11169 symbol distinction. Use SHN_XINDEX when needed.
11170 (Symbol_table::write_section_symbol): Add symtab_xindex
11171 parameter. Change all callers.
11172 (Symbol_table::sized_write_section_symbol): Likewise. Use
11173 SHN_XINDEX when needed.
11174 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11176 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11177 (Symbol::is_defined): Check is_ordinary.
11178 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11179 (Symbol::is_absolute, Symbol::is_common): Likewise.
11180 (class Sized_symbol): Update declarations.
11181 (class Symbol_table): Update declarations.
11182 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11183 parameters. Change all callers.
11184 (Sized_symbol::override): Likewise.
11185 (Symbol_table::override): Likewise.
11186 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11187 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11188 is_ordinary, and orig_st_shndx parameters. Change all callers.
11189 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11190 to be in an ordinary section.
11191 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11192 object and is_ordinary parameters. Change all callers.
11193 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11194 Change all callers. Don't add undefined or non-ordinary symbols
11196 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11197 Change all callers.
11198 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11200 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11201 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11202 (Sized_relobj::relocate_sections): Likewise.
11203 * target-reloc.h (scan_relocs): Adjust section symbol index.
11204 (scan_relocatable_relocs): Likewise.
11205 * i386.cc (Scan::local): Check for ordinary symbols.
11206 * sparc.cc (Scan::local): Likewise.
11207 * x86_64.cc (Scan::local): Likewise.
11208 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11209 to symbol_section_and_value.
11210 * testsuite/many_sections_test.cc: New file.
11211 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11212 (check_PROGRAMS): Add many_sections_test.
11213 (many_sections_test_SOURCES): Define.
11214 (many_sections_test_DEPENDENCIES): Define.
11215 (many_sections_test_LDFLAGS): Define.
11216 (BUILT_SOURCES): Add many_sections_define.h.
11217 (many_sections_define.h): New target.
11218 (BUILT_SOURCES): Add many_sections_check.h.
11219 (many_sections_check.h): New target.
11220 (check_PROGRAMS): Add many_sections_r_test.
11221 (many_sections_r_test_SOURCES): Define.
11222 (many_sections_r_test_DEPENDENCIES): Define.
11223 (many_sections_r_test_LDFLAGS): Define.
11224 (many_sections_r_test_LDADD): Define.
11225 (many_sections_r_test.o): New target.
11226 * testsuite/Makefile.in: Rebuild.
11228 2008-04-17 Cary Coutant <ccoutant@google.com>
11230 * errors.cc (Errors::info): New function.
11231 (gold_info): New function.
11232 * errors.h (Errors::info): New function.
11233 * gold.h (gold_info): New function.
11234 * object.cc (Input_objects::add_object): Print trace output.
11235 * options.cc (options::parse_set): New function.
11236 (General_options::parse_wrap): Deleted.
11237 (General_options::General_options): Deleted initializer.
11238 * options.h (options::String_set): New typedef.
11239 (options::parse_set): New function.
11240 (DEFINE_set): New macro.
11241 (General_options::wrap): Changed to use DEFINE_set. Changed
11242 callers of any_wrap_symbols and is_wrap_symbol.
11243 (General_options::trace, General_options::trace_symbol):
11245 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11246 (General_options::wrap_symbols_): Deleted.
11247 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11249 2008-04-17 David S. Miller <davem@davemloft.net>
11251 * options.cc (General_options::parse_V): New function.
11252 * options.h: Add entries for -V and -Qy.
11254 2008-04-17 Ian Lance Taylor <iant@google.com>
11256 * common.cc (Symbol_table::allocate_commons): Remove options
11257 parameter. Change caller.
11258 (Symbol_table::do_allocate_commons): Remove options parameter.
11259 Change caller. Just call do_allocate_commons_list twice.
11260 (Symbol_table::do_allocate_commons_list): New function, broken out
11261 of do_allocate_commons.
11262 * common.h (class Allocate_commons_task): Remove options_ field.
11263 Update constructor.
11264 * symtab.cc (Symbol_table::Symbol_table): Initialize
11266 (Symbol_table::add_from_object): Put TLS common symbols on
11268 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11269 which are IN_OUTPUT_DATA.
11270 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11271 allocate_commons and do_allocate_commons declarations. Declare
11272 do_allocate_commons_list.
11273 * gold.cc (queue_middle_tasks): Update creation of
11274 Allocate_commons_task to not pass options.
11275 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11276 (TLS_TEST_C_FLAGS): New variable.
11277 (tls_test_c_pic.o): New target.
11278 (tls_test_shared.so): Link in tls_test_c_pic.o.
11279 (tls_test_c_pic_ie.o): New target.
11280 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11281 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11282 (tls_test_c.o): New target.
11283 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11284 (tls_pic_test_LDADD): Likewise.
11285 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11286 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11287 (tls_test_c_gnu2.o): New target.
11288 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11290 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11291 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11292 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11293 * testsuite/tls_test.cc: Include "config.h".
11294 (t_last): Call t11_last.
11295 * testsuite/tls_test.h (t11, t11_last): Declare.
11296 * testsuite/tls_test_c.c: New file.
11297 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11298 * configure.ac: Check for OpenMP support.
11299 * configure, config.in, Makefile.in: Rebuild.
11300 * testsuite/Makefile.in: Rebuild.
11302 2008-04-16 Cary Coutant <ccoutant@google.com>
11304 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11305 (Target_i386::tls_base_symbol_defined_): New field.
11306 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11307 (Target_i386::Scan::global): Likewise.
11308 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11309 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11310 (Target_x86_64::tls_base_symbol_defined_): New field.
11311 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11312 (Target_x86_64::Scan::global): Likewise.
11314 2008-04-16 Cary Coutant <ccoutant@google.com>
11316 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11317 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11318 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11319 building shared libraries.
11320 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11321 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11322 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11323 * testsuite/Makefile.in: Rebuild.
11324 * testsuite/weak_undef.h: New file.
11325 * testsuite/weak_undef_file1.cc: Add extra test cases.
11326 * testsuite/weak_undef_file2.cc: Likewise.
11327 * testsuite/weak_undef_test.cc: Likewise.
11329 2008-04-16 David S. Miller <davem@davemloft.net>
11331 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11332 Add issued_non_pic_error_ field. Declare check_non_pic.
11333 (Target_sparc::Scan::check_non_pic): New function.
11334 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11335 (Target_sparc::Scan::global): Likewise.
11337 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11338 * configure: Rebuild.
11340 * options.h (DEFINE_enable): New macro.
11341 (new_dtags): New enable option.
11342 (initfirst, interpose, loadfltr, nodefaultlib,
11343 nodelete, nodlopen, nodump): New -z options.
11344 * layout.cc (Layout:finish_dynamic_section): If new
11345 dtags enabled, emit DT_RUNPATH. Also, emit a
11346 DT_FLAGS_1 containing any specified -z flags.
11348 2008-04-16 Ian Lance Taylor <iant@google.com>
11350 * copy-relocs.cc: New file.
11351 * copy-relocs.h: New file.
11352 * reloc.cc: Remove Copy_relocs code.
11353 * reloc.h: Likewise.
11354 * reloc-types.h (struct Reloc_types) [both versions]: Add
11355 get_reloc_addend_noerror.
11356 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11357 variants of add_global which take an addend which must be zero.
11358 * i386.cc: Include "copy-relocs.h".
11359 (class Target_i386): Change type of copy_relocs_ to variable,
11360 update initializer.
11361 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11362 Change all callers.
11363 (Target_i386::do_finalize_sections): Change handling of
11365 * sparc.cc: Include "copy-relocs.h".
11366 (class Target_sparc): Change type of copy_relocs_ to variable,
11367 update initializer.
11368 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11369 Change all callers.
11370 (Target_sparc::do_finalize_sections): Change handling of
11372 * x86_64.cc: Include "copy-relocs.h".
11373 (class Target_x86_64): Change type of copy_relocs_ to variable,
11374 update initializer.
11375 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11376 class. Change all callers.
11377 (Target_x86_64::do_finalize_sections): Change handling of
11379 * Makefile.am (CCFILES): Add copy-relocs.cc.
11380 (HFILES): Add copy-relocs.h.
11382 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11384 * testsuite/script_test_4.sh: Permit leading zeroes.
11386 2008-04-15 Ian Lance Taylor <iant@google.com>
11388 * script-sections.cc (Script_sections::create_segments): Use
11389 header_size_adjustment even when there is enough room for the
11391 * testsuite/script_test_4.sh: New file.
11392 * testsuite/script_test_4.t: New file.
11393 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11394 (check_DATA): Add script_test_4.stdout.
11395 (MOSTLYCLEANFILES): Likewise.
11396 (script_test_4): New target.
11397 (script_test_4.stdout): New target.
11398 * testsuite/Makefile.in: Rebuild.
11400 * sparc.cc: Add definitions for Output_data_plt_sparc class
11403 2008-04-14 David S. Miller <davem@davemloft.net>
11405 * sparc.cc: New file.
11406 * Makefile.am (TARGETSOURCES): Add sparc.cc
11407 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11408 * configure.tgt: Document targ_extra_size and
11409 targ_extra_big_endian. Add entries for sparc-* and
11411 * configure.ac: Handle targ_extra_size and
11412 targ_extra_big_endian.
11413 * Makefile.in: Rebuild.
11414 * configure: Likewise.
11415 * po/POTFILES.in: Likewise.
11416 * po/gold.pot: Likewise.
11418 2008-04-14 Ian Lance Taylor <iant@google.com>
11420 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11421 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11422 in the name/type/flags to section mapping. Don't call
11423 allocate_output_section.
11424 (Layout::choose_output_section): Change parameter from adjust_name
11425 to is_input_section. Don't permit input sections after sections
11426 are attached to segments. Don't call allocate_output_section.
11427 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11428 not write_enable_output_section.
11429 (Layout::make_output_section): Don't push to
11430 unattached_section_list_ nor call attach_to_segment. Call
11431 attach_section_to_segment if sections are attached.
11432 (Layout::attach_sections_to_segments): New function.
11433 (Layout::attach_section_to_segment): New function.
11434 (Layout::attach_allocated_section_to_segment): Rename from
11435 attach_to_segment. Remove flags parameter.
11436 (Layout::allocate_output_section): Remove function.
11437 (Layout::write_enable_output_section): Remove function.
11438 * layout.h (class Layout): Update for above changes. Add new
11439 field sections_are_attached_.
11440 * output.h (Output_section::update_flags_for_input_section): New
11442 * output.cc (Output_section::add_input_section): Call
11443 update_flags_for_input_section.
11444 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11446 2008-04-11 Cary Coutant <ccoutant@google.com>
11448 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11449 thought unnecessary.
11450 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11452 2008-04-11 Ian Lance Taylor <iant@google.com>
11454 * output.h (class Output_section_data): Remove inline definition
11456 * output.cc (Output_section_data::set_addralign): New function.
11458 2008-04-11 Cary Coutant <ccoutant@google.com>
11460 Add support for TLS descriptors for i386 and x86_64.
11461 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11462 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11463 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11465 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11466 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11467 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11469 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11470 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11471 Fix problem with initial-exec relocations.
11472 (Target_i386::Relocate::relocate_tls): Likewise.
11473 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11475 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11476 support for section-plus-offset dynamic table entries.
11477 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11478 (Output_data_dynamic::Dynamic_entry): Add support for
11479 section-plus-offset dynamic table entries.
11480 (Output_data_dynamic::Classification): Likewise.
11481 (Output_data_dynamic::classification_): Renamed offset_.
11482 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11483 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11484 (Target_x86_64::make_plt_section): New function.
11485 (Target_x86_64::reserve_tlsdesc_entries): New function.
11486 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11487 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11488 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11489 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11490 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11491 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11492 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11493 add extra PLT entry for TLS descriptors.
11494 (Output_data_plt_x86_64::got_): New field.
11495 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11496 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11498 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11500 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11501 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11502 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11503 R_386_TLS_DESC_CALL relocations.
11504 (Target_x86_64::Scan::global): Likewise.
11505 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11506 for TLS descriptors.
11507 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11508 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11509 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11510 GD-to-IE relaxation.
11511 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11512 and TLS_DESCRIPTORS.
11513 * Makefile.in: Rebuild.
11514 * configure: Rebuild.
11515 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11516 (tls_test_shared2.so): New target.
11517 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11518 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11519 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11520 (tls_shared_gd_to_ie_test_LDADD): New variable.
11521 (tls_shared_gnu2_gd_to_ie_test): New target.
11522 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11524 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11525 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11526 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11527 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11528 (tls_shared_gnu2_test): New target.
11529 (tls_test_gnu2_shared.so): New target.
11530 (tls_shared_gnu2_test_SOURCES): New variable.
11531 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11532 (tls_shared_gnu2_test_LDFLAGS): New variable.
11533 (tls_shared_gnu2_test_LDADD): New variable.
11534 * testsuite/Makefile.in: Rebuild.
11535 * testsuite/Makefile.
11537 2008-04-11 Ian Lance Taylor <iant@google.com>
11539 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11541 * testsuite/Makefile.in: Rebuild.
11543 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11545 * testsuite/script_test_2.cc (main): Adjust test.
11547 2008-04-11 David S. Miller <davem@davemloft.net>
11548 Ian Lance Taylor <iant@google.com>
11550 * options.h (General_options): Add entries for '-Y' and
11552 * options.cc (General_options:finalize): If -Y was used, add those
11553 entries to the library path instead of the default "/lib" and
11556 2008-04-11 David S. Miller <davem@davemloft.net>
11558 * testsuite/justsyms.t: Start at 0x100.
11559 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11560 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11562 * testsuite/script_test_2.cc: Adjust string and section length
11565 2008-04-09 Ian Lance Taylor <iant@google.com>
11568 * script-sections.cc (Sections_element::allocate_to_segment): Add
11570 (Output_section_definition::allocate_to_segment): Likewise.
11571 (Orphan_output_section::allocate_to_segment): Likewise.
11572 (Script_sections::attach_sections_using_phdrs_clause): Don't
11573 propagate non-PT_LOAD segments to orphan sections.
11574 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11575 readelf rather than objdump.
11576 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11577 .interp section and PT_INTERP segment are the same size.
11578 * testsuite/Makefile.in: Rebuild.
11580 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11581 aliases for symbols defined in the same object.
11582 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11583 (weak_alias_test_SOURCES): New variable.
11584 (weak_alias_test_DEPENDENCIES): New variable.
11585 (weak_alias_test_LDFLAGS): New variable.
11586 (weak_alias_test_LDADD): New variable.
11587 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11588 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11589 (weak_alias_test_3.o): New target.
11590 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11591 * testsuite/weak_alias_test_main.cc: New file.
11592 * testsuite/weak_alias_test_1.cc: New file.
11593 * testsuite/weak_alias_test_2.cc: New file.
11594 * testsuite/weak_alias_test_3.cc: New file.
11596 2008-04-08 Ian Lance Taylor <iant@google.com>
11598 * options.h (class General_options): Add --noinhibit-exec option.
11599 * main.cc (main): Check --noinhibit-exec.
11601 * options.h (class General_options): Define --wrap as a special
11602 option. Add wrap_symbols_ field.
11603 (General_options::any_wrap_symbols): New function.
11604 (General_options::is_wrap_symbol): New function.
11605 * options.cc (General_options::parse_wrap): New function.
11606 (General_options::General_options): Initialize wrap_symbols_.
11607 * symtab.cc (Symbol_table::wrap_symbol): New function.
11608 (Symbol_table::add_from_object): Handle --wrap.
11609 * symtab.h (class Symbol_table): Declare wrap_symbol.
11610 * target.h (Target::wrap_char): New function.
11611 (Target::Target_info): Add wrap_char field.
11612 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11613 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11614 * testsuite/testfile.cc (Target_test::test_target_info):
11617 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11620 * layout.h (class Layout): Add added_eh_frame_data_ field.
11621 * layout.cc (Layout::Layout): Initialize new field.
11622 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11623 output section until we find a section we merged successfully.
11624 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11625 that the size be non-zero.
11627 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11630 2008-04-08 Craig Silverstein <csilvers@google.com>
11632 * configure.ac: Export new conditional variable HAVE_ZLIB.
11633 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11635 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11636 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11638 2008-04-07 Ian Lance Taylor <iant@google.com>
11640 * version.cc (version_string): Set to "1.5".
11642 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11643 Add issued_non_pic_error_ field. Declare check_non_pic.
11644 (Target_x86_64::Scan::check_non_pic): New function.
11645 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11646 (Target_x86_64::Scan::global): Likewise.
11648 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11649 addend parameter. Change caller. Handle merge sections.
11650 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11651 Address to Addend. Don't add in the result of
11652 local_section_offset, pass down the addend and use the returned
11654 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11655 Update declarations of local_section_offset and symbol_value.
11656 * testsuite/two_file_test_1.cc (t18): New function.
11657 * testsuite/two_file_test_2.cc (f18): New function.
11658 * testsuite/two_file_test_main.cc (main): Call t18.
11659 * testsuite/two_file_test.h (t18, f18): Declare.
11661 * configure.ac: Don't test for objdump, c++filt, or readelf.
11662 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11664 (TEST_READELF): New variable.
11665 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11666 (check_PROGRAMS): Add two_file_strip_test.
11667 (two_file_strip_test): New target.
11668 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11669 (two_file_same_shared_strip_test_SOURCES): New variable.
11670 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11671 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11672 (two_file_same_shared_strip_test_LDADD): New variable.
11673 (two_file_shared_strip.so): New target.
11674 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11675 (ver_test_5.syms, ver_test_7.syms): Likewise.
11676 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11677 (strip_test_3.stdout): Use TEST_OBJDUMP.
11678 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11680 2008-04-04 Cary Coutant <ccoutant@google.com>
11682 * symtab.h (Symbol::is_weak_undefined): New function.
11683 (Symbol::is_strong_undefined): New function.
11684 (Symbol::is_absolute): New function.
11685 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11686 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11688 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11689 (weak_undef_test): New target.
11690 * testsuite/Makefile.in: Rebuild.
11691 * testsuite/weak_undef_file1.cc: New file.
11692 * testsuite/weak_undef_file2.cc: New file.
11693 * testsuite/weak_undef_test.cc: New file.
11695 2008-04-03 Craig Silverstein <csilvers@google.com>
11697 * compressed_output.h (class Output_compressed_section): Use
11699 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11701 (zlib_compressed_suffix): Removed.
11702 (Output_compressed_section::set_final_data_size): Use unsigned
11704 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11705 Fix linker invocation.
11706 (flagstest_o_specialfile_and_compress_debug_sections):
11708 * testsuite/Makefile.in: Regenerated.
11710 2008-04-02 David S. Miller <davem@davemloft.net>
11712 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11713 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11715 2008-04-02 Craig Silverstein <csilvers@google.com>
11719 2008-04-02 Ian Lance Taylor <iant@google.com>
11721 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11722 parameters. Update for new key type to views_. Change all
11724 (File_read::read): Adjust for byteshift in returned view.
11725 (File_read::add_view): New function, broken out of
11726 find_and_make_view.
11727 (File_read::make_view): New function, broken out of
11728 find_and_make_view.
11729 (File_read::find_or_make_view): Add offset and aligned
11730 parameters. Rewrite accordingly. Change all callers.
11731 (File_read::get_view): Add offset and aligned parameters. Adjust
11732 for byteshift in return value.
11733 (File_read::get_lasting_view): Likewise.
11734 * fileread.h (class File_read): Update declarations.
11735 (class File_read::View): Add byteshift_ field. Add byteshift to
11736 constructor. Add byteshift method.
11737 * archive.h (Archive::clear_uncached_views): New function.
11738 (Archive::get_view): Add aligned parameter. Change all callers.
11739 * object.h (Object::get_view): Add aligned parameter. Change all
11741 (Object::get_lasting_view): Likewise.
11743 * fileread.cc (File_read::release): Don't call clear_views if
11744 there are multiple objects.
11745 * fileread.h (File_read::clear_uncached_views): New function.
11746 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11749 2008-03-31 Cary Coutant <ccoutant@google.com>
11751 Add thin archive support.
11752 * archive.cc (Archive::armagt): New const.
11753 (Archive::setup): Remove task parameter and calls to unlock.
11754 (Archive::unlock_nested_archives): New function.
11755 (Archive::read_header): Add nested_off parameter. Change
11757 (Archive::interpret_header): Likewise.
11758 (Archive::include_all_members): Change to handle thin
11760 (Archive::include_member): Likewise.
11761 * archive.h (Archive::Archive): Add new parameters and
11763 (Archive::armagt): New const.
11764 (Archive::setup): Remove task parameter.
11765 (Archive::unlock_nested_archives): New function.
11766 (Archive::read_header): Add nested_off parameter.
11767 (Archive::interpret_header): Likewise.
11768 (Archive::Nested_archive_table): New typedef.
11769 (Archive::is_thin_archive_): New field.
11770 (Archive::nested_archives_): New field.
11771 (Archive::options_): New field.
11772 (Archive::dirpath_): New field.
11773 (Archive::task_): New field.
11774 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11775 for thin archives. Pass additional parameters to
11776 Archive::Archive. Unlock the archive file after calling
11779 2008-03-29 Ian Lance Taylor <iant@google.com>
11781 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11782 version symbol to be local.
11783 * testsuite/ver_test_4.sh: New file.
11784 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11785 (check_DATA): Add ver_test_4.syms.
11786 (ver_test_4.syms): New target.
11787 * testsuite/Makefile.in: Rebuild.
11790 (Output_section::Input_section_sort_entry::has_priority): New
11792 (Output_section::Input_section_sort_entry::match_file_name): New
11794 (Output_section::Input_section_sort_entry::match_section_name):
11796 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11798 (Output_section::Input_section_sort_entry::match_section_file):
11800 (Output_section::Input_section_sort_compare::operator()): Rewrite
11801 using new Input_section_sort_entry functions. Sort crtbegin and
11802 crtend first. Sort sections with no priority before sections with
11804 * testsuite/initpri1.c (d3): Check j != 4.
11805 (cd5): New constructor/destructor function.
11806 (main): Check j != 2.
11808 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11809 new symbol when resolving, don't call set_is_default.
11810 * testsuite/ver_test_7.cc: New file.
11811 * testsuite/ver_test_7.sh: New file.
11812 * testsuite/Makefile.am (ver_test_7.so): New target.
11813 (ver_test_7.o): New target.
11814 (check_SCRIPTS): Add ver_test_7.sh.
11815 (check_DATA): Add ver_test_7.syms.
11816 (ver_test_7.syms): New target.
11818 2008-03-28 Ian Lance Taylor <iant@google.com>
11820 * layout.cc (Layout::layout): If we see an input section with a
11821 name that needs sorting, set the must_sort flag for the output
11823 (Layout::make_output_section): If the name of the output section
11824 indicates that it might require sorting, set the may_sort flag.
11825 * output.h (Output_section::may_sort_attached_input_sections): New
11827 (Output_section::set_may_sort_attached_input_sections): New
11829 (Output_section::must_sort_attached_input_sections): New
11831 (Output_section::set_must_sort_attached_input_sections): New
11833 (class Output_section): Declare Input_section_sort_entry. Define
11834 Input_section_sort_compare. Declare
11835 sort_attached_input_sections. Add new fields:
11836 may_sort_attached_input_sections_,
11837 must_sort_attached_input_sections_,
11838 attached_input_sections_are_sorted_.
11839 * output.cc (Output_section::Output_section): Initialize new
11841 (Output_section::add_input_section): Add an entry to
11842 input_sections_ if may_sort or must_sort are true.
11843 (Output_section::set_final_data_size): Call
11844 sort_attached_input_sections if necessary.
11845 (Output_section::Input_section_sort_entry): Define new class.
11846 (Output_section::Input_section_sort_compare::operator()): New
11848 (Output_section::sort_attached_input_sections): New function.
11849 * configure.ac: Check whether the compiler supports constructor
11850 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11851 * testsuite/initpri1.c: New file.
11852 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11853 CONSTRUCTOR_PRIORITY.
11854 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11855 (initpri1_LDFLAGS): New variable.
11856 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11858 2008-03-27 Ian Lance Taylor <iant@google.com>
11860 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11861 * testsuite/common_test_1.c: New file.
11862 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11863 (common_test_1_SOURCES): New variable.
11864 (common_test_1_DEPENDENCIES): New variable.
11865 (common_test_1_LDFLAGS): New variable.
11867 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11868 and commons_ correctly when NAME/VERSION does not override
11870 * testsuite/ver_test_6.c: New file.
11871 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11872 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11873 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11875 2008-03-26 Ian Lance Taylor <iant@google.com>
11877 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11878 of an undefined symbol from a version script.
11879 * testsuite/Makefile.am (ver_test_5.so): New target.
11880 (ver_test_5.o): New target.
11881 (check_SCRIPTS): Add ver_test_5.sh.
11882 (check_DATA): Add ver_test_5.syms.
11883 (ver_test_5.syms): New target.
11884 * testsuite/ver_test_5.cc: New file.
11885 * testsuite/ver_test_5.script: New file.
11886 * testsuite/ver_test_5.sh: New file.
11887 * Makefile.in, testsuite/Makefile.in: Rebuild.
11890 Fix problems building gold with gcc 4.3.0.
11891 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11892 (gold_error_at_location, gold_warning_at_location): Use it.
11893 * configure.ac: Check whether we can compile and use a template
11894 function with a printf attribute.
11895 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
11896 when jumping over bytes.
11897 * object.cc: Instantiate Object::read_section_data.
11898 * debug.h: Include <cstring>
11899 * dwarf_reader.cc: Include <algorithm>
11900 * main.cc: Include <cstring>.
11901 * options.cc: Include <cstring>.
11902 * output.cc: Include <cstring>.
11903 * script.cc: Include <cstring>.
11904 * script.h: Include <string>.
11905 * symtab.cc: Include <cstring> and <algorithm>.
11906 * target-select.cc: Include <cstring>.
11907 * version.cc: Include <string>.
11908 * testsuite/testmain.cc: Include <cstdlib>.
11909 * configure, config.in: Rebuild.
11911 2008-03-25 Ian Lance Taylor <iant@google.com>
11913 * options.cc: Include "../bfd/bfdver.h".
11914 (options::help): Print bug reporting address.
11916 * version.cc (print_version): Adjust output for current value of
11917 BFD_VERSION_STRING.
11921 * options.cc (options::help): Print list of supported targets.
11922 * target-select.h: Include <vector>.
11923 (class Target_selector): Make machine_, size_, and is_big_endian_
11924 fields const. Add bfd_name_ and instantiated_target_ fields.
11925 (Target_selector::Target_selector): Add bfd_name parameter.
11926 (Target_selector::recognize): Make non-virtual, call
11928 (Target_selector::recognize_by_name): Make non-virtual, call
11929 do_recognize_by_name.
11930 (Target_selector::supported_names): New function.
11931 (Target_selector::bfd_name): New function.
11932 (Target_selector::do_instantiate_target): New pure virtual
11934 (Target_selector::do_recognize): New virtual function.
11935 (Target_selector::do_recognize_by_name): New virtual function.
11936 (Target_selector::instantiate_target): New private function.
11937 (supported_target_names): Declare.
11938 * target-select.cc (Target_selector::Target_selector): Update for
11939 new parameter and fields.
11940 (select_target_by_name): Check that the name matches before
11941 calling recognize_by_name.
11942 (supported_target_names): New function.
11943 * i386.cc (class Target_selector_i386): Update Target_selector
11944 constructor call. Remove recognize and recognize_by_name. Add
11945 do_instantiate_target.
11946 * x86_64.cc (class Target_selector_x86_64): Likewise.
11947 * testsuite/testfile.cc (class Target_selector_test): Update for
11948 changes to Target_selector.
11950 * README: Rewrite, with some notes on unsupported features.
11952 2008-03-24 Cary Coutant <ccoutant@google.com>
11954 * i386.cc (Target_i386::Got_type): New enum declaration.
11955 (Target_i386::Scan::local): Updated callers of Output_data_got
11957 (Target_i386::Scan::global): Likewise.
11958 (Target_i386::Relocate::relocate): Likewise.
11959 (Target_i386::Relocate::relocate_tls): Likewise.
11960 * object.h (Got_offset_list): New class.
11961 (Sized_relobj::local_has_got_offset): Added got_type parameter.
11962 (Sized_relobj::local_got_offset): Likewise.
11963 (Sized_relobj::set_local_got_offset): Likewise.
11964 (Sized_relobj::local_has_tls_got_offset): Removed.
11965 (Sized_relobj::local_tls_got_offset): Removed.
11966 (Sized_relobj::set_local_tls_got_offset): Removed.
11967 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
11968 * output.cc (Output_data_got::add_global): Added got_type parameter.
11969 (Output_data_got::add_global_with_rel): Likewise.
11970 (Output_data_got::add_global_with_rela): Likewise.
11971 (Output_data_got::add_global_pair_with_rel): New function.
11972 (Output_data_got::add_global_pair_with_rela): New function.
11973 (Output_data_got::add_local): Added got_type parameter.
11974 (Output_data_got::add_local_with_rel): Likewise.
11975 (Output_data_got::add_local_with_rela): Likewise.
11976 (Output_data_got::add_local_pair_with_rel): New function.
11977 (Output_data_got::add_local_pair_with_rela): New function.
11978 (Output_data_got::add_global_tls): Removed.
11979 (Output_data_got::add_global_tls_with_rel): Removed.
11980 (Output_data_got::add_global_tls_with_rela): Removed.
11981 (Output_data_got::add_local_tls): Removed.
11982 (Output_data_got::add_local_tls_with_rel): Removed.
11983 (Output_data_got::add_local_tls_with_rela): Removed.
11984 * output.h (Output_data_got::add_global): Added got_type parameter.
11985 (Output_data_got::add_global_with_rel): Likewise.
11986 (Output_data_got::add_global_with_rela): Likewise.
11987 (Output_data_got::add_global_pair_with_rel): New function.
11988 (Output_data_got::add_global_pair_with_rela): New function.
11989 (Output_data_got::add_local): Added got_type parameter.
11990 (Output_data_got::add_local_with_rel): Likewise.
11991 (Output_data_got::add_local_with_rela): Likewise.
11992 (Output_data_got::add_local_pair_with_rel): New function.
11993 (Output_data_got::add_local_pair_with_rela): New function.
11994 (Output_data_got::add_global_tls): Removed.
11995 (Output_data_got::add_global_tls_with_rel): Removed.
11996 (Output_data_got::add_global_tls_with_rela): Removed.
11997 (Output_data_got::add_local_tls): Removed.
11998 (Output_data_got::add_local_tls_with_rel): Removed.
11999 (Output_data_got::add_local_tls_with_rela): Removed.
12000 * resolve.cc (Symbol::override_base_with_special): Removed
12001 reference to has_got_offset_ field.
12002 * symtab.cc (Symbol::init_fields): Replaced initialization
12003 of got_offset_ with got_offsets_. Removed initialization
12005 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12006 (Symbol::got_offset): Likewise.
12007 (Symbol::set_got_offset): Likewise.
12008 (Symbol::has_tls_got_offset): Removed.
12009 (Symbol::tls_got_offset): Removed.
12010 (Symbol::set_tls_got_offset): Removed.
12011 (Symbol::got_offset_): Removed.
12012 (Symbol::tls_mod_got_offset_): Removed.
12013 (Symbol::tls_pair_got_offset_): Removed.
12014 (Symbol::got_offsets_): New field.
12015 (Symbol::has_got_offset): Removed.
12016 (Symbol::has_tls_mod_got_offset): Removed.
12017 (Symbol::has_tls_pair_got_offset): Removed.
12018 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12019 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12021 (Target_x86_64::Scan::global): Likewise.
12022 (Target_x86_64::Relocate::relocate): Likewise.
12023 (Target_x86_64::Relocate::relocate_tls): Likewise.
12025 2008-03-25 Ben Elliston <bje@au.ibm.com>
12027 * yyscript.y: Fix spelling error in comment.
12029 2008-03-24 Ian Lance Taylor <iant@google.com>
12031 * options.h (class General_options): Define build_id option.
12032 * layout.h (class Layout): Declare write_build_id, create_note,
12033 create_build_id. Add build_id_note_ member.
12034 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12035 "libiberty.h", "md5.h", "sha1.h".
12036 (Layout::Layout): Initialize eh_frame_data_,
12037 eh_frame_hdr_section_, and build_id_note_.
12038 (Layout::finalize): Call create_build_id.
12039 (Layout::create_note): New function, broken out of
12040 Layout::create_gold_note.
12041 (Layout::create_gold_note): Call create_note.
12042 (Layout::create_build_id): New function.
12043 (Layout::write_build_id): New function.
12044 (Close_task_runner::run): Call write_build_id.
12046 * x86_64.cc: Correct license to GPLv3.
12048 2008-03-23 Ian Lance Taylor <iant@google.com>
12050 * options.cc: Include "demangle.h".
12051 (parse_optional_string): New function.
12052 (parse_long_option): Handle takes_optional_argument.
12053 (parse_short_option): Update dash_z initializer. Handle
12054 takes_optional_argument.
12055 (General_options::General_options): Initialize do_demangle_.
12056 (General_options::finalize): Set do_demangle_. Handle demangling
12058 * options.h (parse_optional_string): Declare.
12059 (struct One_option): Add optional_arg field. Update constructor.
12060 Update call constructor calls. Add takes_optional_argument
12062 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12063 (DEFINE_optional_string): Define.
12064 (General_options::demangle): Change from DEFINE_bool to
12065 DEFINE_optional_string.
12066 (General_options::no_demangle): New function.
12067 (General_options::do_demangle): New function.
12068 (General_options::set_do_demangle): New function.
12069 (General_options::execstack_status_): Move definition to end of
12071 (General_options::static_): Likewise.
12072 (General_options::do_demangle_): New field.
12073 * object.cc (big_endian>::get_symbol_location_info): Call
12074 Options::do_demangle, not Options::demangle.
12075 * symtab.cc (demangle): Likewise.
12077 2008-03-22 Ian Lance Taylor <iant@google.com>
12079 * gold.h: Include <cstddef> and <sys/types.h>
12080 * options.h: Include <cstring>.
12082 2008-03-21 Ian Lance Taylor <iant@google.com>
12084 * Added source code to GNU binutils.