1 2011-10-18 Cary Coutant <ccoutant@google.com>
3 * output.cc (posix_fallocate): Return 0 on success, errno on failure.
4 (Output_file::map_no_anonymous): Check for non-zero
5 return code from posix_fallocate.
7 2011-10-17 Cary Coutant <ccoutant@google.com>
10 * plugin.cc (is_visible_from_outside): Check for symbols
11 referenced from dynamic objects.
12 * resolve.cc (Symbol_table::resolve): Don't count references
13 from dynamic objects as references from real ELF files.
14 * testsuite/plugin_test_2.sh: Adjust expected result.
16 2011-10-17 Cary Coutant <ccoutant@google.com>
18 * gold.cc: Include timer.h.
19 (queue_middle_tasks): Stamp time.
20 (queue_final_tasks): Likewise.
21 * main.cc (main): Store timer in parameters. Print timers
23 * parameters.cc (Parameters::Parameters): Initialize timer_.
24 (Parameters::set_timer): New function.
25 (set_parameters_timer): New function.
26 * parameters.h (Parameters::set_timer): New function.
27 (Parameters::timer): New function.
28 (Parameters::timer_): New data member.
29 (set_parameters_timer): New function.
30 * timer.cc (Timer::stamp): New function.
31 (Timer::get_pass_time): New function.
32 * timer.h (Timer::stamp): New function.
33 (Timer::get_pass_time): New function.
34 (Timer::pass_times_): New data member.
36 2011-10-17 Cary Coutant <ccoutant@google.com>
38 * readsyms.cc (Read_symbols::run): Don't queue an unblocker
39 task for members of lib groups.
41 2011-10-17 Cary Coutant <ccoutant@google.com>
44 * fileread.cc (File_read::find_view): Add assert.
45 (File_read::make_view): Move bounds check (replace with assert)...
46 (File_read::find_or_make_view): ... to here.
48 2011-10-12 Cary Coutant <ccoutant@google.com>
50 * output.cc (Output_file::open_base_file): Handle case where
51 ::read returns less than requested size.
53 2011-10-10 Cary Coutant <ccoutant@google.com>
55 * incremental.cc (Sized_relobj_incr::Sized_relobj_incr):
56 Initialize defined_count_.
57 (Sized_relobj_incr::do_add_symbols): Count defined symbols.
58 (Sized_relobj_incr::do_get_global_symbol_counts): Rewrite.
59 (Sized_incr_dynobj::Sized_incr_dynobj): Initialize defined_count_.
60 (Sized_incr_dynobj::do_add_symbols): Count defined symbols.
61 (Sized_incr_dynobj::do_get_global_symbol_counts): Rewrite.
62 * incremental.h (Sized_relobj_incr::defined_count_): New data
64 (Sized_incr_dynobj::defined_count_): New data member.
65 * plugin.cc (Sized_pluginobj::do_get_global_symbol_counts):
66 Return zeroes instead of internal error.
68 2011-10-10 Cary Coutant <ccoutant@google.com>
71 * output.cc (Output_reloc::Output_reloc): Add use_plt_offset flag.
72 (Output_reloc::symbol_value): Return PLT offset if flag is set.
73 * output.h (class Output_reloc): Add use_plt_offset flag.
74 (Output_reloc::type_): Adjust size of bit field.
75 (Output_reloc::use_plt_offset_): New bit field.
76 (class Output_data_reloc): Adjust all calls to Output_reloc_type.
77 (Output_data_reloc::add_local_relative): (RELA only) Add use_plt_offset
78 flag. Adjust all callers.
79 * x86_64.cc (Target_x86_64::Scan::local): Check for IFUNC when
80 creating RELATIVE relocations.
82 2011-10-10 Nick Clifton <nickc@redhat.com>
84 * po/es.po: Updated Spanish translation.
85 * po/fi.po: Updated Finnish translation.
87 2011-10-03 Diego Novillo <dnovillo@google.com>
89 * options.cc (parse_uint): Fix dereference of RETVAL.
91 2011-09-29 Sriraman Tallam <tmsriram@google.com>
93 * layout.h (section_order_map_): New member.
94 (get_section_order_map): New member function.
95 * output.cc (Output_section::add_input_section): Check for patterns
96 only when --section-ordering-file is specified.
97 * gold.cc (queue_middle_tasks): Delay updating order of sections till
98 output_sections have been formed.
99 * layout.cc (Layout_Layout): Initialize section_order_map_.
100 * plugin.cc (update_section_order): Store order in order_map. Do not
102 * testsuite/Makefile.am: Add test case for plugin_final_layout.
103 * testsuite/Makefile.in: Regenerate.
104 * testsuite/plugin_section_order.c: New file.
105 * testsuite/plugin_final_layout.cc: New file.
106 * testsuite/plugin_final_layout.sh: New file.
108 2011-09-29 Cary Coutant <ccoutant@google.com>
110 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
112 * symtab.cc (Symbol_table::add_from_relobj): Ignore version
113 symbols during incremental update.
114 (Symbol_table::add_from_dynobj): Likewise.
116 2011-09-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
117 Ian Lance Taylor <iant@google.com>
119 * symtab.cc (Symbol_table::define_special_symbol): Always
120 canonicalize version string.
122 2011-09-26 Cary Coutant <ccoutant@google.com>
124 * gold.cc (queue_initial_tasks): Move option checks ...
125 * options.cc (General_options::finalize): ... to here. Disable
126 some options; make others fatal.
128 2011-09-26 Cary Coutant <ccoutant@google.com>
131 * plugin.cc (get_symbols_v2): New function.
132 (Plugin::load): Add LDPT_GET_SYMBOLS_V2.
133 (is_referenced_from_outside): New function.
134 (Pluginobj::get_symbol_resolution_info): Add version parameter, return
135 LDPR_PREVAILING_DEF_IRONLY_EXP when using new version.
136 (get_symbols): Pass version parameter.
137 (get_symbols_v2): New function.
138 * plugin.h (Pluginobj::get_symbol_resolution_info): Add version
140 * testsuite/plugin_test.c (get_symbols_v2): New static variable.
141 (onload): Add LDPT_GET_SYMBOLS_V2.
142 (all_symbols_read_hook): Use get_symbols_v2; check for
143 LDPR_PREVAILING_DEF_IRONLY_EXP.
144 * testsuite/plugin_test_3.sh: Update expected results.
146 2011-09-23 Simon Baldwin <simonb@google.com>
148 * configure.ac: Add new --with-gold-ldadd and --with-gold-ldflags
149 configuration options.
150 * configure: Regenerate.
151 * Makefile.am: Handle GOLD_LDADD and GOLD_LDFLAGS.
152 * Makefile.in: Regenerate.
153 * testsuite/Makefile.in: Regenerate.
155 2011-09-19 Sriraman Tallam <tmsriram@google.com>
157 * plugin.h (should_defer_layout): Modify to check for any_claimed_.
159 2011-09-19 Cary Coutant <ccoutant@google.com>
161 * incremental.cc (can_incremental_update): Fix typo in comment.
162 * incremental.h (can_incremental_update): Likewise.
164 2011-09-18 Cary Coutant <ccoutant@google.com>
166 * incremental.cc (can_incremental_update): New function.
167 * incremental.h (can_incremental_update): New function.
168 * layout.cc (Layout::init_fixed_output_section): Call it.
169 (Layout::make_output_section): Don't allow patch space in .eh_frame.
170 * object.cc (Sized_relobj_file::do_layout): Call
171 can_incremental_update.
173 2011-09-13 Cary Coutant <ccoutant@google.com>
175 * configure.ac: Check for glibc support for gnu_indirect_function
176 support with static linking, setting automake conditional
178 * Makefile.in: Regenerate.
179 * configure: Regenerate.
181 * testsuite/Makefile.am (ifuncmain1static, ifuncmain2static)
182 (ifuncmain4static, ifuncmain5static, ifuncmain7static): Add check
184 * testsuite/Makefile.in: Regenerate.
186 2011-09-13 Cary Coutant <ccoutant@google.com>
188 * incremental.cc (Sized_relobj_incr::do_layout): Call
189 report_comdat_group for kept comdat sections.
190 * testsuite/Makefile.am (incremental_comdat_test_1): New test.
191 * testsuite/Makefile.in: Regenerate.
192 * testsuite/incr_comdat_test_1.cc: New source file.
193 * testsuite/incr_comdat_test_2_v1.cc: New source file.
194 * testsuite/incr_comdat_test_2_v2.cc: New source file.
195 * testsuite/incr_comdat_test_2_v3.cc: New source file.
197 2011-09-13 Ian Lance Taylor <iant@google.com>
199 * object.cc (Sized_relobj_file::do_layout): Remove unused local
200 variable external_symbols_offset.
202 2011-09-12 Ian Lance Taylor <iant@google.com>
204 * object.cc (Sized_relobj_file::do_layout): Remove assertion which
205 triggered if object has no symbols.
207 2011-09-09 David S. Miller <davem@davemloft.net>
209 * output.cc (Output_fill_debug_info::do_write): Use Swap_unaligned.
210 (Output_fill_debug_line::do_write): Likewise.
212 2011-08-29 Cary Coutant <ccoutant@google.com>
214 * output.cc: (Output_fill_debug_info::do_minimum_hole_size): Add
215 casts to match formatting specs.
216 (Output_fill_debug_line::do_minimum_hole_size): Likewise.
218 2011-08-26 Cary Coutant <ccoutant@google.com>
220 * layout.cc (Free_list::allocate): Provide guarantee of minimum
221 remaining hole size when allocating.
222 (Layout::make_output_section): Set fill methods for debug sections.
223 * layout.h (Free_list::Free_list_node): Move from private to
225 (Free_list::set_min_hole_size): New function.
226 (Free_list::begin, Free_list::end): New functions.
227 (Free_list::min_hole_): New data member.
228 * output.cc: Include dwarf.h.
229 (Output_fill_debug_info::do_minimum_hole_size): New function.
230 (Output_fill_debug_info::do_write): New function.
231 (Output_fill_debug_line::do_minimum_hole_size): New function.
232 (Output_fill_debug_line::do_write): New function.
233 (Output_section::Output_section): Initialize new data member.
234 (Output_section::set_final_data_size): Ensure patch space is larger
235 than minimum hole size.
236 (Output_section::do_write): Fill holes in debug sections.
237 * output.h (Output_fill): New class.
238 (Output_fill_debug_info): New class.
239 (Output_fill_debug_line): New class.
240 (Output_section::set_free_space_fill): New function.
241 (Output_section::free_space_fill_): New data member.
242 * testsuite/Makefile.am (incremental_test_3): Add
243 --incremental-patch option.
244 (incremental_test_4): Likewise.
245 (incremental_test_5): Likewise.
246 (incremental_test_6): Likewise.
247 (incremental_copy_test): Likewise.
248 (incremental_common_test_1): Likewise.
249 * testsuite/Makefile.in: Regenerate.
251 2011-08-26 Nick Clifton <nickc@redhat.com>
253 * po/es.po: Updated Spanish translation.
255 2011-08-01 Cary Coutant <ccoutant@google.com>
257 * gold/testsuite/Makefile.am (justsyms_exec): New testcase.
258 * gold/testsuite/Makefile.in: Regenerate.
259 * gold/testsuite/justsyms_exec.c: New source file.
260 * gold/testsuite/justsyms_lib.c: New source file.
262 2011-08-01 Cary Coutant <ccoutant@google.com>
264 * layout.cc (Layout::set_segment_offsets): Don't realign text
265 segment if -Ttext was specified.
266 * object.cc (Sized_relobj_file::Sized_relobj_file): Store the ELF
268 * object.h (Sized_relobj_file::e_type): New function.
269 (Sized_relobj_file::e_type_): New data member.
270 * symtab.cc (Symbol_table::add_from_relobj): Don't add section
271 base address for ET_EXEC files.
272 * target.cc (Target::do_make_elf_object_implementation): Allow
273 ET_EXEC files with --just-symbols option.
275 2011-07-28 Cary Coutant <ccoutant@google.com>
277 * workqueue-internal.h (Workqueue_threader::should_cancel_thread):
278 Add thread_number parameter.
279 (Workqueue_threader_threadpool::should_cancel_thread): Likewise.
280 * workqueue-threads.cc
281 (Workqueue_threader_threadpool::should_cancel_thread): Cancel
282 current thread if its thread number is greater than desired thread
284 * workqueue.cc (Workqueue_threader_single::should_cancel_thread):
285 Add thread_number parameter.
286 (Workqueue::should_cancel_thread): Likewise.
287 (Workqueue::find_runnable_or_wait): Pass thread_number to
288 should_cancel_thread.
289 * workqueue.h (Workqueue::should_cancel_thread): Add thread_number
292 2011-07-22 Sriraman Tallam <tmsriram@google.com>
294 * symtab.cc (Symbol_table::add_from_relobj): Mark symbol as referenced
295 only after checking if it cannot be forced local.
296 * symtab.h (is_externally_visible): Check if the symbol is not forced
299 2011-07-15 Ian Lance Taylor <iant@google.com>
301 * options.h (class General_options): Add --print-output-format.
302 Move -EL next to -EB, for better --help output.
303 * target-select.cc: Include <cstdio>, "options.h", and
305 (Target_selector::do_target_bfd_name): New function.
306 (print_output_format): New function.
307 * target-select.h (class Target_selector): Update declarations.
308 (Target_selector::target_bfd_name): New function.
309 (print_output_format): Declare.
310 * main.cc: Include "target-select.h".
311 (main): Handle --print-output-format.
312 * gold.cc: Include "target-select.h".
313 (queue_initial_tasks): Handle --print-output-format when there are
315 * parameters.cc (parameters_force_valid_target): Give a better
316 error message if -EB/-EL does not match target.
317 * freebsd.h (Target_selector_freebsd::do_target_bfd_name): New
320 2011-07-15 Ian Lance Taylor <iant@google.com>
322 * i386.cc (class Output_data_plt_i386): Add layout_ field.
323 (Output_data_plt_i386::Output_data_plt_i386): Initialize layout_.
324 (Output_data_plt_i386::do_write): Write address of .dynamic
325 section to first entry in .got.plt section.
326 * x86_64.cc (class Output_data_plt_x86_64): Add layout_ field.
327 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
329 (Output_data_plt_x86_64::do_write): Write address of .dynamic
330 section to first entry in .got.plt section.
331 * layout.h (Layout::dynamic_section): New function.
333 2011-07-13 Sriraman Tallam <tmsriram@google.com>
335 * archive.cc (Archive::get_elf_object_for_member): Add extra parameter
337 * layout.cc (Layout::Layout): Initialize section_ordering_specified_,
338 input_section_position_, and input_section_glob_.
339 (read_layout_from_file): Call function section_ordering_specified.
340 * layout.h (is_section_ordering_specified): New function.
341 (section_ordering_specified): New function.
342 (section_ordering_specified_): New boolean member.
343 * main.cc(main): Call load_plugins after layout object is defined.
344 * output.cc (Output_section::add_input_section): Use
345 function section_ordering_specified to check if section ordering is
347 * output.cc (Output_section::add_relaxed_input_section): Use
348 function section_ordering_specified to check if section ordering is
350 (Output_section::update_section_layout): New function.
351 (Output_section::sort_attached_input_sections): Check if input section
353 * output.h (Output_section::update_section_layout): New function.
354 * plugin.cc (get_section_count): New function.
355 (get_section_type): New function.
356 (get_section_name): New function.
357 (get_section_contents): New function.
358 (update_section_order): New function.
359 (allow_section_ordering): New function.
360 (Plugin::load): Add the new interfaces to the transfer vector.
361 (Plugin_manager::load_plugins): New parameter.
362 (Plugin_manager::all_symbols_read): New parameter.
363 (Plugin_manager::claim_file): New parameter. Save the elf object for
365 (Plugin_manager::get_elf_object): New function.
366 (Plugin_manager::get_view): Change to directly use the bool to check
367 if get_view is called from claim_file_hook.
368 * plugin.h (input_objects): New function
369 (Plugin__manager::load_plugins): New parameter.
370 (Plugin_manager::claim_file): New parameter.
371 (Plugin_manager::get_elf_object): New function.
372 (Plugin_manager::in_claim_file_handler): New function.
373 (Plugin_manager::in_claim_file_handler_): New member.
374 (layout): New function.
375 * readsyms.cc (Read_symbols::do_read_symbols): Call the claim_file
376 handler with an extra parameter. Make the elf object before calling
378 * testsuite/plugin_test.c (get_section_count): New function pointer.
379 (get_section_type): New function pointer.
380 (get_section_name): New function pointer.
381 (get_section_contents): New function pointer.
382 (update_section_order): New function pointer.
383 (allow_section_ordering): New function pointer.
384 (onload): Check if the new interfaces exist.
386 2011-07-13 Ian Lance Taylor <iant@google.com>
388 * i386.cc (Target_i386::got_section): If -z now, make .got.plt a
390 * x86_64.cc (Target_x86_64::got_section): Likewise.
391 * testsuite/Makefile.am (check_PROGRAMS): Add relro_now_test.
392 (relro_now_test_SOURCES): New variable.
393 (relro_now_test_DEPENDENCIES): New variable.
394 (relro_now_test_LDFLAGS): New variable.
395 (relro_now_test_LDADD): New variable.
396 (relro_now_test.so): New target.
397 * testsuite/Makefile.in: Rebuild.
399 2011-07-12 Ian Lance Taylor <iant@google.com>
402 * i386.cc (Target_i386::Scan::global): For a GOT reloc, use a
403 GLOB_DAT relocation rather than a RELATIVE relocation for a
404 protected symbol when creating a shared library.
405 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
406 * testsuite/protected_1.cc (f2, get_f2_addr): New functions.
407 * testsuite/protected_main_1.cc (main): Test that protected
408 function has same address.
410 2011-07-11 Ian Lance Taylor <iant@google.com>
413 * options.h (class General_options): Add -Bgroup.
414 * options.cc (General_options::finalize): If -Bgroup is set,
415 default to --unresolved-symbols=report-all.
416 * layout.cc (Layout::finish_dynamic_section): Implement -Bgroup.
417 * target-reloc.h (issue_undefined_symbol_error): Handle
418 --unresolved-symbols=report-all.
420 2011-07-08 Ian Lance Taylor <iant@google.com>
423 * layout.cc (Layout::create_initial_dynamic_sections): Don't crash
424 if linker script discards key sections.
425 (Layout::create_dynamic_symtab): Likewise.
426 (Layout::assign_local_dynsym_offsets): Likewise.
427 (Layout::sized_create_version_sections): Likewise.
428 (Layout::create_interp): Likewise.
429 (Layout::finish_dynamic_section): Likewise.
430 (Layout::set_dynamic_symbol_size): Likewise.
432 2011-07-08 Ian Lance Taylor <iant@google.com>
435 * options.h (class General_options): Add --unresolved-symbols.
436 * target-reloc.h (issue_undefined_symbol_error): Check
437 --unresolved-symbols. Add comments.
439 2011-07-08 Ian Lance Taylor <iant@google.com>
441 * testsuite/odr_violation2.cc (Ordering::operator()): Make
442 expression more complex.
444 2011-07-08 Ian Lance Taylor <iant@google.com>
447 * target-reloc.h (issue_undefined_symbol_error): New inline
448 function, broken out of relocate_section.
449 (relocate_section): Call issue_undefined_symbol_error.
450 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
451 there is no TLS segment if we are about to issue an undefined
453 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
455 2011-07-08 Ian Lance Taylor <iant@google.com>
458 * resolve.cc (Symbol_table::should_override): Add fromtype
459 parameter. Change all callers. Give error when linking together
460 TLS and non-TLS symbol.
461 (Symbol_table::should_override_with_special): Add fromtype
462 parameter. Change all callers.
463 * i386.cc (Target_i386::Relocate::relocate_tls): Don't crash if
464 there is no TLS segment if we have reported some errors.
465 * x86_64.cc (Target_x86_64::relocate_tls): Likewise.
467 2011-07-08 Ian Lance Taylor <iant@google.com>
470 * target.h (Target::plt_address_for_global): New function.
471 (Target::plt_address_for_local): New function.
472 (Target::plt_section_for_global): Remove.
473 (Target::plt_section_for_local): Remove.
474 (Target::do_plt_address_for_global): New virtual function.
475 (Target::do_plt_address_for_local): New virtual function.
476 (Target::do_plt_section_for_global): Remove.
477 (Target::do_plt_section_for_local): Remove.
478 (Target::register_global_plt_entry): Add Symbol_table and Layout
480 * output.cc (Output_data_got::Got_entry::write): Use
481 plt_address_for_global and plt_address_for_local.
482 * layout.cc (Layout::add_target_dynamic_tags): Use size and
483 address of output section.
484 * i386.cc (class Output_data_plt_i386): Add irelative_rel_,
485 got_irelative_, and irelative_count_ fields. Update
487 (Output_data_plt_i386::has_irelative_section): New function.
488 (Output_data_plt_i386::entry_count): Add irelative_count_.
489 (Output_data_plt_i386::set_final_data_size): Likewise.
490 (class Target_i386): Add got_irelative_ and rel_irelative_
491 fields. Update declarations.
492 (Target_i386::Target_i386): Initialize new fields.
493 (Target_i386::do_plt_address_for_global): New function replacing
494 do_plt_section_for_global.
495 (Target_i386::do_plt_address_for_local): New function replacing
496 do_plt_section_for_local.
497 (Target_i386::got_section): Create got_irelative_.
498 (Target_i386::rel_irelative_section): New function.
499 (Output_data_plt_i386::Output_data_plt_i386): Initialize new
500 fields. Don't define __rel_iplt_{start,end}.
501 (Output_data_plt_i386::add_entry): Add symtab and layout
502 parameters. Change all callers. Use different PLT and GOT for
504 (Output_data_plt_i386::add_local_ifunc_entry): Add symtab and
505 layout parameters. Change all callers. Use different PLT and
507 (Output_data_plt_i386::rel_tls_desc): Fix formatting.
508 (Output_data_plt_i386::rel_irelative): New function.
509 (Output_data_plt_i386::address_for_global): New function.
510 (Output_data_plt_i386::address_for_local): New function.
511 (Output_data_plt_i386::do_write): Write out IRELATIVE area. Use
512 IRELATIVE GOT when changing IFUNC GOT entries.
513 (Target_i386::Scan::global): Use IRELATIVE GOT for IRELATIVE
515 (Target_i386::do_finalize_sections): Create the __rel_iplt symbols
516 if we didn't create an IRELATIVE GOT.
517 (Target_i386::Relocate::relocate): Use plt_address_for_global and
518 plt_address_for_local.
519 (Target_i386::do_dynsym_value): Use plt_address_for_global.
520 * x86_64.cc (class Output_data_plt_x86_64): Add irelative_rel_,
521 got_irelative_, and irelative_count_ fields. Update
523 (Output_data_plt_x86_64::Output_data_plt_x86_64) [both versions]:
524 Initialize new fields. Remove symtab parameter. Change all
526 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): Add
528 (Output_data_plt_x86_64::has_irelative_section): New function.
529 (Output_data_plt_x86_64::entry_count): Add irelative_count_.
530 (class Target_x86_64): Add got_irelative_ and rel_irelative_
531 fields. Update declarations.
532 (Target_x86_64::Target_x86_64): Initialize new fields.
533 (Target_x86_64::do_plt_address_for_global): New function replacing
534 do_plt_section_for_global.
535 (Target_x86_64::do_plt_address_for_local): New function replacing
536 do_plt_section_for_local.
537 (Target_x86_64::got_section): Create got_irelative_.
538 (Target_x86_64::rela_irelative_section): New function.
539 (Output_data_plt_x86_64::init): Remove symtab parameter. Change
540 all callers. Don't create __rel_iplt_{start,end}.
541 (Output_data_plt_x86_64::add_entry): Add symtab and layout
542 parameters. Change all callers. Use different PLT and GOT for
544 (Output_data_plt_x86_64::add_local_ifunc_entry): Add symtab and
545 layout parameters. Change all callers. Use different PLT and
547 (Output_data_plt_x86_64::add_relocation): Add symtab and layout
548 parameters. Change all callers. Use different PLT and GOT for
550 (Output_data_plt_x86_64::rela_tlsdesc): Fix formatting.
551 (Output_data_plt_x86_64::rela_irelative): New function.
552 (Output_data_plt_x86_64::address_for_global): New function.
553 (Output_data_plt_x86_64::address_for_local): New function.
554 (Output_data_plt_x86_64::set_final_data_size): Likewise.
555 (Output_data_plt_x86_64::do_write): Write out IRELATIVE area.
556 (Target_x86_64::init_got_plt_for_update): Create got_irelative_.
557 (Target_x86_64::register_global_plt_entry): Add symtab and layout
559 (Target_x86_64::Scan::global): Use IRELATIVE GOT for IRELATIVE
561 (Target_x86_64::do_finalize_sections): Create the __rela_iplt
562 symbols if we didn't create an IRELATIVE GOT.
563 (Target_x86_64::Relocate::relocate): Use plt_address_for_global and
564 plt_address_for_local.
565 (Target_x86_64::do_dynsym_value): Use plt_address_for_global.
566 * testsuite/ifuncvar1.c: New test file.
567 * testsuite/ifuncvar2.c: New test file.
568 * testsuite/ifuncvar3.c: New test file.
569 * testsuite/Makefile.am (check_PROGRAMS): Add ifuncvar.
570 (ifuncvar1_pic.o, ifuncvar2_pic.o, ifuncvar.so): New targets.
571 (ifuncvar_SOURCES, ifuncvar_DEPENDENCIES): New variables.
572 (ifuncvar_LDFLAGS, ifuncvar_LDADD): New variables.
573 * testsuite/Makefile.in: Rebuild.
575 2011-07-07 Cary Coutant <ccoutant@google.com>
577 * testsuite/Makefile.am (two_file_test_1_v1_ndebug.o): New target.
578 (two_file_test_1_ndebug.o): Likewise.
579 (two_file_test_1b_ndebug.o): Likewise.
580 (two_file_test_2_ndebug.o): Likewise.
581 (two_file_test_main_ndebug.o): Likewise.
582 (incremental_test_2): Link with no-debug versions.
584 2011-07-06 Cary Coutant <ccoutant@google.com>
586 * gold/incremental.cc
587 (Output_section_incremental_inputs::write_info_blocks): Check for
588 hidden and internal symbols.
590 2011-07-06 Cary Coutant <ccoutant@google.com>
592 * incremental.cc (Sized_incremental_binary::do_file_has_changed):
593 Check disposition for startup file.
594 (Incremental_inputs::report_command_line): Ignore
595 --incremental-startup-unchanged option.
596 * options.cc (General_options::parse_incremental_startup_unchanged):
598 (General_options::General_options): Initialize new data member.
599 * options.h (Incremental_disposition): Add INCREMENTAL_STARTUP.
600 (General_options): Add --incremental-startup-unchanged option.
601 (General_options::incremental_startup_disposition): New function.
602 (General_options::incremental_startup_disposition_): New data member.
604 2011-07-06 Cary Coutant <ccoutant@google.com>
606 * incremental.cc (Sized_incremental_binary::setup_readers): Pass
607 input file index to Script_info ctor.
608 (Sized_incremental_binary::do_file_has_changed): Find the
609 command-line argument for files named in scripts.
610 * incremental.h (Script_info::Script_info): New ctor
611 with input file index.
612 (Script_info::input_file_index): New function.
613 (Script_info::input_file_index_): New data member.
614 (Incremental_binary::get_library): Add const.
615 (Incremental_binary::get_script_info): Add const.
616 * readsyms.cc (Read_member::is_runnable): Check for this_blocker_.
617 * testsuite/Makefile.am (incremental_test_5): New test case.
618 (incremental_test_6): New test case.
619 * testsuite/Makefile.in: Regenerate.
621 2011-07-06 Cary Coutant <ccoutant@google.com>
623 * incremental.cc (Sized_incremental_binary::do_check_inputs): Add
624 debug output when command lines differ.
626 2011-07-06 Cary Coutant <ccoutant@google.com>
628 * incremental.cc (Incremental_inputs::report_command_line): Ignore
629 --incremental-patch option.
630 * layout.cc (Free_list::allocate): Extend allocation beyond original
632 (Layout::make_output_section): Mark sections that should get
634 * options.cc (parse_percent): New function.
635 * options.h (parse_percent): New function.
636 (DEFINE_percent): New macro.
637 (General_options): Add --incremental-patch option.
638 * output.cc (Output_section::Output_section): Initialize new data
640 (Output_section::add_input_section): Print section name when out
642 (Output_section::add_output_section_data): Likewise.
643 (Output_section::set_final_data_size): Add patch space when
644 doing --incremental-full.
645 (Output_section::do_reset_address_and_file_offset): Remove patch
647 (Output_segment::set_section_list_addresses): Print debug output
648 only if --incremental-update.
649 * output.h (Output_section::set_is_patch_space_allowed): New function.
650 (Output_section::is_patch_space_allowed_): New data member.
651 (Output_section::patch_space_): New data member.
652 * parameters.cc (Parameters::incremental_full): New function.
653 * parameters.h (Parameters::incremental_full): New function
654 * testsuite/Makefile.am (incremental_test_2): Add test for
655 --incremental-patch option.
656 * testsuite/Makefile.in: Regenerate.
657 * testsuite/two_file_test_1_v1.cc (t1, t2, t3): Add comments.
658 (t18): Remove function body.
660 2011-07-05 Doug Kwan <dougkwan@google.com>
663 * arm.cc (Arm_relocate_functions::abs8): Use int32_t for addend and
664 Arm_Address type for relocation result.
665 (Arm_relocate_functions::abs16): Use unaligned access. Also fix
667 (Arm_relocate_functions::abs32): Use unaligned access.
668 (Arm_relocate_functions::rel32): Ditto.
669 (Arm_relocate_functions::prel31): Ditto.
670 (Arm_exidix_cantunwind::do_fixed_endian_write): Ditto.
671 * testsuite/Makefile.am: Add new test arm_unaligned_reloc for unaligned
672 static data relocations.
673 * testsuite/Makefile.in: Regnerate.
674 * testsuite/arm_unaligned_reloc.{s,sh}: New files.
676 2011-07-05 Ian Lance Taylor <iant@google.com>
679 * i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
680 symbols if necessary.
681 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
683 2011-07-05 Ian Lance Taylor <iant@google.com>
686 * resolve.cc (Symbol::override_base_with_special): Simply override
687 version with special symbol version, ignoring previous version.
689 2011-07-05 Ian Lance Taylor <iant@google.com>
691 * object.cc (Sized_relobj_file::include_section_group): Add
692 information to comment about signature location.
694 2011-07-02 Ian Lance Taylor <iant@google.com>
697 * options.h (class General_options): Add -f and -F.
698 * options.cc (General_options::finalize): Fatal error if -f/-F
699 are used without -shared.
700 * layout.cc (Layout::finish_dynamic_section): Implement -f/-F.
702 2011-07-02 Ian Lance Taylor <iant@google.com>
704 * dirsearch.cc (Dir_cache::read_files): Ignore ENOTDIR errors.
706 2011-07-01 Ian Lance Taylor <iant@google.com>
710 * resolve.cc (Symbol::override_base_with_special): Don't override
711 the version if the overriding symbol has a different name.
712 * dynobj.cc (Versions::add_def): Add dynpool parameter. Change
713 all callers. If we give an error about an undefined version,
714 define the base version if necessary.
715 * dynobj.h (class Versions): Update declaration.
716 * testsuite/weak_alias_test_5.cc: New file.
717 * testsuite/weak_alias_test.script: New file.
718 * testsuite/weak_alias_test_main.cc: Check that versioned_symbol
719 and versioned_alias have the right value, and call t2.
720 * testsuite/Makefile.am (weak_alias_test_DEPENDENCIES): Add
721 weak_alias_test_5.so.
722 (weak_alias_test_LDADD): Likewise.
723 (weak_alias_test_5_pic.o, weak_alias_test_5.so): New targets.
724 * testsuite/Makefile.in: Rebuild.
726 2011-07-01 Ian Lance Taylor <iant@google.com>
729 * options.h (class General_options): Support -z notext.
730 * testsuite/Makefile.am (two_file_shared_1_nonpic.so): Use
732 (two_file_shared_nonpic.so): Likewise.
733 (two_file_shared_mixed.so): Likewise.
734 (two_file_shared_mixed_1.so): Likewise.
735 (weak_undef_lib_nonpic.so): Likewise.
736 (alt/weak_undef_lib_nonpic.so): Likewise.
737 (tls_test_shared_nonpic.so): Likewise.
738 * testsuite/Makefile.in: Rebuild.
740 2011-07-01 Ian Lance Taylor <iant@google.com>
743 * configure.ac: Test whether static linking works, setting
744 the automake conditional HAVE_STATIC.
745 * testsuite/Makefile.am: Disable tests using -static if
746 HAVE_STATIC is not true.
747 * configure, testsuite/Makefile.in: Rebuild.
749 2011-07-01 Ian Lance Taylor <iant@google.com>
752 * ehframe.cc (Eh_frame_hdr::get_fde_pc): Handle DW_EH_PE_datarel.
753 Assert if we see DW_EH_PE_indirect.
754 * target.h (Target::ehframe_datarel_base): New function.
755 (Target::do_ehframe_datarel_base): New target function.
756 * i386.cc (Target_i386::do_ehframe_datarel_base): New function.
757 * x86_64.cc (Target_x86_64::do_ehframe_datarel_base): New
760 2011-07-01 Ian Lance Taylor <iant@google.com>
763 * options.h (class General_options): Add
764 --ld-generated-unwind-info.
765 * ehframe.cc (Fde::write): Add address parameter. Change all
766 callers. If associated with PLT, fill in address and size.
767 (Cie::set_output_offset): Only add merge mapping if there is an
769 (Cie::write): Add address parameter. Change all callers.
770 (Eh_frame::add_ehframe_for_plt): New function.
771 * ehframe.h (class Fde): Update declarations. Move shndx_ and
772 input_offset_ fields into union u_, with new plt field.
773 (Fde::Fde): Adjust for new union field.
774 (Fde::Fde) [Output_data version]: New constructor.
775 (Fde::add_mapping): Only add merge mapping if there is an object.
776 (class Cie): Update declarations.
777 (class Eh_frame): Declare add_ehframe_for_plt.
778 * layout.cc (Layout::layout_eh_frame): Break out code into
779 make_eh_frame_section, and call it.
780 (Layout::make_eh_frame_section): New function.
781 (Layout::add_eh_frame_for_plt): New function.
782 * layout.h (class Layout): Update declarations.
783 * merge.cc (Merge_map::add_mapping): Add assertion.
784 * i386.cc: Include "dwarf.h".
785 (class Output_data_plt_i386): Make first_plt_entry,
786 dyn_first_plt_entry, exec_plt_entry, and dyn_plt_entry const. Add
787 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
788 and plt_eh_frame_fde.
789 (Output_data_plt_i386::Output_data_plt_i386): Align to 16-byte
790 boundary. Call add_eh_frame_for_plt if appropriate.
791 * x86_64.cc: Include "dwarf.h".
792 (class Output_data_plt_x86_64): Align to 16-byte boundary. Make
793 first_plt_entry, plt_entry and tlsdesc_plt_entry const. Add
794 plt_eh_frame_cie_size, plt_eh_frame_fde_size, plt_eh_frame_cie,
795 and plt_eh_frame_fde.
796 (Output_data_plt_x86_64::init): Call add_eh_frame_for_plt if
799 2011-06-29 Ian Lance Taylor <iant@google.com>
802 * object.cc (Sized_relobj_file::layout_section): Change shdr
803 parameter to be const.
804 (Sized_relobj_file::layout_eh_frame_section): New function, broken
806 (Sized_relobj_file::do_layout): Defer .eh_frame sections if
807 appropriate. Call layout_eh_frame_section.
808 (Sized_relobj_file::do_layout_deferred_sections): Handle .eh_frame
810 * object.h (class Sized_relobj_file): Update declarations.
812 2011-06-29 Ian Lance Taylor <iant@google.com>
815 * script.cc (Token::integer_value): Accept trailing M/m/K/k
817 (Lex::gather_token): Accept trailing M/m/K/k for integers.
819 2011-06-29 Ian Lance Taylor <iant@google.com>
822 * object.cc (Sized_relobj_file::check_eh_frame_flags): Check for
824 * layout.cc (Layout::layout_eh_frame): Likewise.
826 2011-06-29 Ian Lance Taylor <iant@google.com>
829 * layout.cc (Layout::symtab_section_shndx): New function.
830 * layout.h (class Layout): Declare symtab_section_shndx.
831 * output.cc (Output_section::write_header): Call it.
833 2011-06-29 Ian Lance Taylor <iant@google.com>
836 * symtab.cc (Symbol::should_add_dynsym_entry): Don't add undefined
837 symbols which are not used in a relocation.
839 2011-06-28 Ian Lance Taylor <iant@google.com>
842 * layout.cc (Layout::segment_precedes): Don't crash if a linker
843 script create indistinguishable segments.
844 (Layout::set_segment_offsets): Use stable_sort when sorting
845 segments. Pass this to Compare_segments constructor.
846 * layout.h (class Layout): Make segment_precedes non-static.
847 (class Compare_segments): Change from struct to class. Add
848 layout_ field. Add constructor.
850 (Script_sections::attach_sections_using_phdrs_clause): Rename
851 local orphan to is_orphan. Don't report failure to put empty
852 section in segment. On attachment failure, report name of
853 section, and attach to first PT_LOAD segment.
855 2011-06-28 Ian Lance Taylor <iant@google.com>
858 * target-select.cc (Target_selector::Target_selector): Add
859 emulation parameter. Change all callers.
860 (select_target_by_bfd_name): Rename from select_target_by_name.
862 (select_target_by_emulation): New function.
863 (supported_emulation_names): New function.
864 * target-select.h (class Target_selector): Add emulation_ field.
866 (Target_selector::recognize_by_bfd_name): Rename from
867 recognize_by_name. Change all callers.
868 (Target_selector::supported_bfd_names): Rename from
869 supported_names. Change all callers.
870 (Target_selector::recognize_by_emulation): New function.
871 (Target_selector::supported_emulations): New function.
872 (Target_selector::emulation): New function.
873 (Target_selector::do_recognize_by_bfd_name): Rename from
874 do_recognize_by_name. Change all callers.
875 (Target_selector::do_supported_bfd_names): Rename from
876 do_supported_names. Change all callers.
877 (Target_selector::do_recognize_by_emulation): New function.
878 (Target_selector::do_supported_emulations): New function.
879 (select_target_by_bfd_name): Change name in declaration.
880 (select_target_by_emulation): Declare.
881 (supported_emulation_names): Declare.
882 * parameters.cc (parameters_force_valid_target): Try to find
883 target based on emulation from -m option.
884 * options.h (class General_options): Change doc string for -m.
885 * options.cc (help): Print emulations.
886 (General_options::parse_V): Likewise.
887 * freebsd.h (Target_selector_freebsd::Target_selector_freebsd):
888 Add emulation parameter. Change all callers.
890 2011-06-28 Ian Lance Taylor <iant@google.com>
892 * target.h (class Target): Add osabi_ field.
893 (Target::osabi): New function.
894 (Target::set_osabi): New function.
895 (Target::Target): Initialize osabi_.
896 (Target::do_adjust_elf_header): Make pure virtual.
897 (Sized_target::do_adjust_elf_header): Declare.
898 * target.cc (Sized_target::do_adjust_elf_header): New function.
899 (class Sized_target): Instantiate all versions.
900 * freebsd.h (class Target_freebsd): Remove.
901 (Target_selector_freebsd::do_recognize): Call set_osabi on
903 (Target_selector_freebsd::do_recognize_by_name): Likewise.
904 (Target_selector_freebsd::set_osabi): Remove.
905 * i386.cc (class Target_i386): Inherit from Sized_target rather
907 * x86_64.cc (class Target_x86_64): Likewise.
909 2011-06-28 Ian Lance Taylor <iant@google.com>
911 * target.h (Target::can_check_for_function_pointers): Rewrite.
913 (Target::can_icf_inline_merge_sections): Likewise.
914 (Target::section_may_have_icf_unsafe_poineters): Likewise.
915 (Target::Target_info): Add can_icf_inline_merge_sections field.
916 (Target::do_can_check_for_function_pointers): New virtual
918 (Target::do_section_may_have_icf_unsafe_pointers): Likewise.
919 * arm.cc (Target_arm::do_can_check_for_function_pointers): Rename
920 from can_check_for_function_pointers, move in file.
921 (Target_arm::do_section_may_have_icf_unsafe_pointers): Rename from
922 section_may_have_icf_unsafe_poineters, move in file.
923 (Target_arm::arm_info): Initialize can_icf_inline_merge_sections.
924 * i386.cc (Target_i386::do_can_check_for_function_pointers):
925 Rename from can_check_for_function_pointers, move in file.
926 (Target_i386::can_icf_inline_merge_sections): Remove.
927 (Target_i386::i386_info): Initialize
928 can_icf_inline_merge_sections.
929 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
930 Initialize can_icf_inline_merge_sections.
931 * sparc.cc (Target_sparc::sparc_info) [both version]: Likewise.
932 * x86_64.cc (Target_x86_64::do_can_check_for_function_pointers):
933 Rename from can_check_for_function_pointers, move in file.
934 (Target_x86_64::can_icf_inline_merge_sections): Remove.
935 (Target_x86_64::x86_64_info): Initialize
936 can_icf_inline_merge_sections.
937 * testsuite/testfile.cc (Target_test::test_target_info):
939 * icf.cc (get_section_contents): Correct formatting.
941 2011-06-27 Ian Lance Taylor <iant@google.com>
943 * symtab.cc (Symbol::versioned_name): New function.
944 (Symbol_table::add_to_final_symtab): Use versioned_name when
946 (Symbol_table::sized_write_symbol): Likewise.
947 * symtab.h (class Symbol): Declare versioned_name.
948 * stringpool.h (class Stringpool_template): Add variant of add
949 which takes a std::basic_string.
950 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_12.
951 (ver_test_12_SOURCES, ver_test_12_DEPENDENCIES): New variables.
952 (ver_test_12_LDFLAGS, ver_test_12_LDADD): New variables.
953 (ver_test_12.o): New target.
954 * testsuite/Makefile.in: Rebuild.
956 2011-06-27 Doug Kwan <dougkwan@google.com>
958 * arm.cc (Arm_relocate_functions::thm_jump8,
959 Arm_relocate_functions::thm_jump11): Use a wider signed
960 type to compute offset.
961 * testsuite/Makefile.am: Add new tests arm_thm_jump11 and
963 * testsuite/Makefile.in: Regenerate.
964 * testsuite/arm_branch_in_range.sh: Check test results of
965 arm_thm_jump11 and arm_thm_jump8.
966 * testsuite/arm_thm_jump11.s: New test source file.
967 * testsuite/arm_thm_jump11.t: New linker script.
968 * testsuite/arm_thm_jump8.s: New test source file.
969 * testsuite/arm_thm_jump8.t: New linker script.
971 2011-06-24 Ian Lance Taylor <iant@google.com>
973 * layout.cc: Include "object.h".
974 (ctors_sections_in_init_array): New static variable.
975 (Layout::is_ctors_in_init_array): New function.
976 (Layout::layout): Add entry to ctors_sections_in_init_array if
978 * layout.h (class Layout): Declare is_ctors_in_init_array.
979 * reloc.cc (Sized_relobj_file::do_relocate): Call reverse_words if
980 is_ctors_reverse_view is set.
981 (Sized_relobj_file::write_sections): Add layout parameter. Change
982 all callers. Set is_ctors_reverse_view field of View_size.
983 (Sized_relobj_file::reverse_words): New function.
984 * object.h (Sized_relobj_file::View_size): Add
985 is_ctors_reverse_view field.
986 (class Sized_relobj_file): Update declarations.
987 * testsuite/initpri3.c: New test.
988 * testsuite/Makefile.am: (check_PROGRAMS): Add initpri3a and
990 (initpri3a_SOURCES, initpri3a_DEPENDENCIES): New variables.
991 (initpri3a_LDFLAGS, initpri3a_LDADD): New variables.
992 (initpri3b_SOURCES, initpri3b_DEPENDENCIES): New variables.
993 (initpri3b_LDFLAGS, initpri3b_LDADD): New variables.
994 * testsuite/Makefile.in: Rebuild.
996 2011-06-24 Cary Coutant <ccoutant@google.com>
998 * testsuite/Makefile.am: Add in-tree assembler to gcctestdir.
999 (debug_msg_cdebug.o, odr_violation1_cdebug.o, odr_violation2_cdebug.o)
1000 (debug_msg_cdebug.err): New targets.
1001 * testsuite/Makefile.in: Regenerate.
1002 * testsuite/debug_msg.sh: Check output of link with compressed debug.
1003 Fix checks for link with shared library.
1005 2011-06-24 Doug Kwan <dougkwan@google.com>
1007 * arm.cc (Arm_output_section::append_text_sections_to_list): Do not
1008 skip empty text sections.
1009 * testsuite/arm_exidx_test.s: Test handling of an empty text section.
1011 2011-06-22 Ian Lance Taylor <iant@google.com>
1014 * options.h (class General_options): Add --ctors-in-init-array.
1015 * layout.cc (Layout::get_output_section): Treat SHT_INIT_ARRAY and
1016 friends as SHT_PROGBITS for merging sections.
1017 (Layout::layout): Remove special handling of .init_array and
1018 friends. Don't sort if doing relocatable link. Sort for .ctors
1019 and .dtors if ctors_in_init_array.
1020 (Layout::make_output_section): Force correct section types for
1021 .init_array and friends. Don't sort if doing relocatable link,
1022 Don't sort .ctors and .dtors if ctors_in_init_array.
1023 (Layout::section_name_mapping): Remove .ctors. and .dtorso.
1024 (Layout::output_section_name): Add relobj parameter. Change all
1025 callers. Handle .ctors. and .dtors. in code rather than table.
1026 Handle .ctors and .dtors if ctors_in_init_array.
1027 (Layout::match_file_name): New function, moved from output.cc.
1028 * layout.h (class Layout): Update declarations.
1029 * output.cc: Include "layout.h".
1030 (Input_section_sort_entry::get_priority): New function.
1031 (Input_section_sort_entry::match_file_name): Just call
1032 Layout::match_file_name.
1033 (Output_section::Input_section_sort_init_fini_compare::operator()):
1034 Handle .ctors and .dtors. Sort by explicit priority rather than
1036 * configure.ac: Remove CONSTRUCTOR_PRIORITY test and conditional.
1037 * testsuite/initpri2.c: New test.
1038 * testsuite/Makefile.am: Don't test CONSTRUCTOR_PRIORITY.
1039 (check_PROGRAMS): Add initpri2.
1040 (initpri2_SOURCES, initpri2_DEPENDENCIES): New variables.
1041 (initpri2_LDFLAGS, initpri2_LDADD): New variables.
1042 * configure, testsuite/Makefile.in: Rebuild.
1044 2011-06-19 Ian Lance Taylor <iant@google.com>
1047 * layout.cc (Layout::attach_allocated_section_to_segment): Add a
1048 .interp section to a PT_INTERP segment even if we have seen a
1049 --dynamic-linker option. Don't do it if we have seen a PHDRS
1050 clause in a linker script.
1051 (Layout::finalize): Don't create a .interp section if we've
1052 already create a PT_INTERP segment.
1053 (Layout::create_interp): Always call choose_output_section (revert
1054 patch of 2011-06-17). Don't create PT_INTERP segment.
1055 * script-sections.cc
1056 (Script_sections::create_note_and_tls_segments): Add a .interp
1057 section to a PT_INTERP segment even if we have seen a
1058 --dynamic-linker option.
1060 2011-06-18 Ian Lance Taylor <iant@google.com>
1062 * layout.cc (Layout::finish_dynamic_section): Don't set DT_TEXTREL
1063 merely because a non-PT_LOAD segment has a dynamic reloc.
1065 2011-06-18 Ian Lance Taylor <iant@google.com>
1067 * layout.cc (Layout::finish_dynamic_section): Don't create
1068 DT_FLAGS entry if not needed.
1070 2011-06-18 Ian Lance Taylor <iant@google.com>
1073 * layout.cc (Layout::layout_eh_frame): Correct handling of
1074 writable .eh_frame section.
1076 2011-06-17 Ian Lance Taylor <iant@google.com>
1079 * resolve.cc (Symbol_table::resolve): Don't give an error if a
1080 symbol is redefined with the exact same object and value.
1082 2011-06-17 Ian Lance Taylor <iant@google.com>
1085 * layout.h (class Layout): Add interp_segment_ field.
1086 * layout.cc (Layout::Layout): Initialize interp_segment_ field.
1087 (Layout::attach_allocated_section_to_segment): If making shared
1088 library, put .interp section in PT_INTERP segment.
1089 (Layout::finalize): Also call create_interp if -dynamic-linker
1091 (Layout::create_interp): Assert that there is no PT_INTERP
1092 segment. If not using a SECTIONS clause, use make_output_section.
1093 (Layout::make_output_segment): Set interp_segment_ if PT_INTERP.
1094 * script-sections.cc
1095 (Script_sections::create_note_and_tls_segments): If making shared
1096 library, put .interp section in PT_INTERP segment.
1098 2011-06-17 Ian Lance Taylor <iant@google.com>
1100 * object.cc (Sized_relobj_file::do_layout): Keep warning sections
1101 when making a shared library.
1103 2011-06-17 Ian Lance Taylor <iant@google.com>
1105 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Add gsym
1106 parameter. Change all callers. Don't issue warning about PC32
1107 against locally defined symbol.
1109 2011-06-16 Ian Lance Taylor <iant@google.com>
1111 * symtab.cc (Warnings::issue_warning): Don't warn if relocation
1112 occurs in same object.
1114 2011-06-14 Alan Modra <amodra@gmail.com>
1116 * po/POTFILES.in: Regenerate.
1118 2011-06-09 Ian Lance Taylor <iant@google.com>
1120 * script-sections.cc
1121 (Orphan_output_section::set_section_addresses): For a relocatable
1122 link set address to 0.
1124 2011-06-09 Cary Coutant <ccoutant@google.com>
1127 * gold/gold.cc (queue_initial_tasks): Warn if --incremental is
1128 used with --compress-debug-sections.
1129 * gold/object.cc (Sized_relobj_file::do_layout): Report
1130 uncompressed size of compressed input sections.
1132 2011-06-08 Cary Coutant <ccoutant@google.com>
1135 * testsuite/two_file_test_2_v1.cc: Change initialization of
1136 v2 to keep it in .data.
1138 2011-06-07 Cary Coutant <ccoutant@google.com>
1140 * common.cc (Symbol_table::do_allocate_commons_list): Call
1142 * errors.cc (Errors::fatal): Adjust call to gold_exit.
1143 (Errors::fallback): New function.
1144 (gold_fallback): New function.
1145 * errors.h (Errors::fallback): New function.
1146 * gold.cc (gold_exit): Change status parameter to enum; adjust
1148 (queue_initial_tasks): Call gold_fallback.
1149 * gold.h: Include cstdlib.
1150 (Exit_status): New enum type.
1151 (gold_exit): Change status parameter to enum.
1152 (gold_fallback): New function.
1153 * layout.cc (Layout::set_section_offsets): Call gold_fallback.
1154 (Layout::create_symtab_sections): Likewise.
1155 (Layout::create_shdrs): Likewise.
1156 * main.cc (main): Adjust call to gold_exit.
1157 * output.cc (Output_data_got::add_got_entry): Call gold_fallback.
1158 (Output_data_got::add_got_entry_pair): Likewise.
1159 (Output_section::add_input_section): Likewise.
1160 (Output_section::add_output_section_data): Likewise.
1161 (Output_segment::set_section_list_addresses): Likewise.
1162 * x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
1164 2011-06-07 Cary Coutant <ccoutant@google.com>
1166 * layout.cc (Layout::set_segment_offsets): Don't adjust layout
1167 for incremental links.
1168 * output.cc (Output_segment::set_section_list_addresses): Remove
1169 FIXME and test for TLS or BSS.
1171 2011-06-07 Cary Coutant <ccoutant@google.com>
1173 * testsuite/Makefile.am: Add incremental_copy_test,
1174 incremental_common_test_1.
1175 * testsuite/Makefile.in: Regenerate.
1176 * testsuite/common_test_1_v1.c: New source file.
1177 * testsuite/common_test_1_v2.c: New source file.
1178 * testsuite/copy_test_v1.cc: New source file.
1180 2011-06-07 Cary Coutant <ccoutant@google.com>
1182 * common.cc (Symbol_table::do_allocate_commons_list): For incremental
1183 update, allocate common from bss section's free list.
1184 * incremental-dump.cc (dump_incremental_inputs): Print flag for
1185 linker-defined symbols.
1186 * incremental.cc (Sized_incremental_binary::do_process_got_plt):
1187 Skip GOT and PLT entries that are no longer referenced.
1188 (Output_section_incremental_inputs::write_info_blocks): Mark
1189 linker-defined symbols.
1190 (Sized_incr_relobj::do_add_symbols): Process linker-defined symbols.
1191 * output.cc (Output_section::allocate): New function.
1192 * output.h (Output_section::allocate): New function.
1193 * resolve.cc (Symbol_table::report_resolve_problem): Add case for
1194 linker-defined symbols.
1195 (Symbol::override_base_with_special): Copy is_predefined_ flag.
1196 * symtab.cc (Symbol::init_fields): Initialize is_predefined_ flag.
1197 (Symbol::init_base_output_data): Likewise.
1198 (Symbol::init_base_output_segment): Likewise.
1199 (Symbol::init_base_constant): Likewise.
1200 (Sized_symbol::init_output_data): Likewise.
1201 (Sized_symbol::init_output_segment): Likewise.
1202 (Sized_symbol::init_constant): Likewise.
1203 (Symbol_table::do_define_in_output_data): Likewise.
1204 (Symbol_table::do_define_in_output_segment): Likewise.
1205 (Symbol_table::do_define_as_constant): Likewise.
1206 * symtab.h (Symbol::is_predefined): New function.
1207 (Symbol::init_base_output_data): Add is_predefined parameter.
1208 (Symbol::init_base_output_segment): Likewise.
1209 (Symbol::init_base_constant): Likewise.
1210 (Symbol::is_predefined_): New data member.
1211 (Sized_symbol::init_output_data): Add is_predefined parameter.
1212 (Sized_symbol::init_output_segment): Likewise.
1213 (Sized_symbol::init_constant): Likewise.
1214 (enum Symbol_table::Defined): Add INCREMENTAL_BASE.
1216 2011-06-07 Cary Coutant <ccoutant@google.com>
1218 * copy-relocs.cc (Copy_relocs::copy_reloc): Call make_copy_reloc
1219 instead of emit_copy_reloc.
1220 (Copy_relocs::emit_copy_reloc): Refactor.
1221 (Copy_relocs::make_copy_reloc): New function.
1222 (Copy_relocs::add_copy_reloc): Remove.
1223 * copy-relocs.h (Copy_relocs::emit_copy_reloc): Move to public
1225 (Copy_relocs::make_copy_reloc): New function.
1226 (Copy_relocs::add_copy_reloc): Remove.
1227 * gold.cc (queue_middle_tasks): Emit old COPY relocations from
1228 unchanged input files.
1229 * incremental-dump.cc (dump_incremental_inputs): Print "COPY" flag.
1230 * incremental.cc (Sized_incremental_binary::do_reserve_layout):
1231 Reserve BSS space for COPY relocations.
1232 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1233 (Output_section_incremental_inputs::write_info_blocks): Record
1234 whether a symbol is copied from a shared object.
1235 (Sized_incr_dynobj::do_add_symbols): Record COPY relocations.
1236 * incremental.h (enum Incremental_shlib_symbol_flags): New type.
1237 (INCREMENTAL_SHLIB_SYM_FLAGS_SHIFT): New constant.
1238 (Incremental_input_entry_reader::get_output_symbol_index): Add
1240 (Incremental_binary::emit_copy_relocs): New function.
1241 (Incremental_binary::do_emit_copy_relocs): New function.
1242 (Sized_incremental_binary::Sized_incremental_binary): Initialize
1244 (Sized_incremental_binary::add_copy_reloc): New function.
1245 (Sized_incremental_binary::do_emit_copy_relocs): New function.
1246 (Sized_incremental_binary::Copy_reloc): New struct.
1247 (Sized_incremental_binary::Copy_relocs): New typedef.
1248 (Sized_incremental_binary::copy_relocs_): New data member.
1249 * symtab.cc (Symbol_table::add_from_incrobj): Change return type.
1250 * symtab.h (Symbol_table::add_from_incrobj): Change return type.
1251 * target.h (Sized_target::emit_copy_reloc): New function.
1252 * x86_64.cc (Target_x86_64::emit_copy_reloc): New function.
1254 2011-06-02 Cary Coutant <ccoutant@google.com>
1257 * gold/archive.cc (Archive::Archive): Initialize new data member.
1258 (Archive::include_all_members): Return if archive has already been
1260 * gold/archive.h (Archive::include_all_members_): New data member.
1262 2011-06-02 Nick Clifton <nickc@redhat.com>
1264 * dynobj.h: Fix spelling mistake in comment.
1265 * output.cc: Likewise.
1267 2011-05-31 Doug Kwan <dougkwan@google.com>
1271 * arm.cc (Target_arm::tag_cpu_arch_combine): Fix handling of
1272 arch value that equals to elfcpp::MAX_TAG_CPU_ARCH.
1273 * testsuite/Makefile.am: (MOSTLYCLEANFILES): Clean up. Remove
1274 redundant arm_exidx_test.so.
1275 * testsuite/Makefile.in: Regenerate.
1276 (check_SCRIPTS): Add pr12826.sh
1277 (check_DATA): Add pr12826.stdout
1278 (pr12826.stdout, pr12826.so, pr12826_1.o, pr12826_2.o): New rules.
1279 * testsuite/pr12826.sh: New file.
1280 * testsuite/pr12826_1.s: Ditto.
1281 * testsuite/pr12826_1.s: Ditto.
1283 2011-05-30 Ian Lance Taylor <iant@google.com>
1285 * reloc.cc (Sized_relobj_file::do_read_relocs): Ignore empty reloc
1288 2011-05-29 Ian Lance Taylor <iant@google.com>
1291 * testsuite/Makefile.am: Use different file name for two_file_test
1292 temporary file for each incremental test.
1293 * testsuite/Makefile.in: Rebuild.
1295 2011-05-29 Ian Lance Taylor <iant@google.com>
1297 * binary.cc (Binary_to_elf::sized_convert): Don't crash if the
1298 binary input file is empty.
1300 2011-05-27 Ian Lance Taylor <iant@google.com>
1302 * testsuite/Makefile.am (ver_test_2.so): Use -Wl,-R,.
1303 (ver_test_9.so): Likewise.
1304 * testsuite/Makefile.in: Rebuild.
1306 2011-05-26 Cary Coutant <ccoutant@google.com>
1308 * incremental-dump.cc (dump_incremental_inputs): Print COMDAT groups.
1309 * incremental.cc (Incremental_inputs::report_input_section): Fix
1310 comment, indentation.
1311 (Incremental_inputs::report_comdat_group): New function.
1312 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1313 of data for incremental input file entry.
1314 (Output_section_incremental_inputs::write_info_blocks): Write COMDAT
1315 group count, COMDAT group signatures.
1316 (Sized_incr_relobj::do_layout): Record kept COMDAT group info from
1317 an unchanged input file.
1318 * incremental.h (Incremental_object_entry::Incremental_object_entry):
1319 Initialize new data member.
1320 (Incremental_object_entry::add_comdat_group): New function.
1321 (Incremental_object_entry::get_comdat_group_count): New function.
1322 (Incremental_object_entry::get_comdat_signature_key): New function.
1323 (Incremental_object_entry::groups_): New data member.
1324 (Incremental_inputs::report_comdat_group): New function.
1325 (Incremental_input_entry_reader::get_symbol_offset): Adjust size of
1326 data for incremental input file entry.
1327 (Incremental_input_entry_reader::get_comdat_group_count): New function.
1328 (Incremental_input_entry_reader::get_input_section): Adjust size of
1329 data for incremental input file entry.
1330 (Incremental_input_entry_reader::get_global_symbol_reader): Likewise.
1331 (Incremental_input_entry_reader::get_comdat_group_signature): New
1333 * object.cc (Sized_relobj::include_section_group): Report kept
1334 COMDAT groups for incremental links.
1336 2011-05-24 David Meyer <pdox@google.com>
1338 * dirsearch.cc (Dirsearch::find): Replace n1 and n2 parameters
1339 with name parameter. Add found_name parameter.
1340 * fileread.cc (Input_file::find_file): Adjust code accordingly.
1341 * dirsearch.h (class Dirsearch): Update declaration.
1343 2011-05-24 Ian Lance Taylor <iant@google.com>
1345 * archive.cc (Library_base::should_include_member): Pull in object
1346 from archive if it defines the entry symbol.
1347 * parameters.cc (Parameters::entry): New function.
1348 * parameters.h (class Parameters): Declare entry.
1349 * output.h (class Output_file_header): Remove entry_ field.
1350 * output.cc (Output_file_header::Output_file_header): Remove entry
1351 parameter. Change all callers.
1352 (Output_file_header::entry): Use parameters->entry.
1353 * gold.cc (queue_middle_tasks): Likewise.
1354 * plugin.cc (Plugin_hook::run): Likewise.
1356 2011-05-24 Cary Coutant <ccoutant@google.com>
1358 * gold.cc (queue_initial_tasks): Pass incremental base filename
1359 to Output_file::open_base_file; don't print error message.
1360 * incremental-dump.cc (main): Adjust call to
1361 Output_file::open_for_modification.
1362 * incremental-dump.cc (main): Likewise.
1363 * incremental.cc (Incremental_inputs::report_command_line):
1364 Ignore --incremental-base option when comparing command lines.
1365 Ignore parameter when given as separate argument.
1366 * options.h (class General_options): Add --incremental-base.
1367 * output.cc (Output_file::Output_file):
1368 (Output_file::open_base_file): Add base_name and writable parameters;
1369 read base file into new file; print error message here.
1370 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1372 * output.h (Output_file::open_for_modification): Rename to...
1373 (Output_file::open_base_file): ...this; add base_name and
1374 writable parameters; adjust all callers.
1375 (Output_file::map_no_anonymous): Add writable parameter; adjust all
1377 * testsuite/Makefile.am (incremental_test_4): Test
1379 * testsuite/Makefile.in: Regenerate.
1381 2011-05-24 Cary Coutant <ccoutant@google.com>
1383 * testsuite/Makefile.am: Add incremental_test_2, incremental_test_3,
1385 * testsuite/Makefile.in: Regenerate.
1386 * testsuite/two_file_test_1_v1.cc: New test source file.
1387 * testsuite/two_file_test_1b_v1.cc: New test source file.
1388 * testsuite/two_file_test_2_v1.cc: New test source file.
1390 2011-05-24 Cary Coutant <ccoutant@google.com>
1392 * dynobj.h (Dynobj::do_dynobj): New function.
1393 * incremental-dump.cc (dump_incremental_inputs): Print as_needed
1394 flag and soname for shared objects.
1395 * incremental.cc (Incremental_inputs::report_object): Make
1396 either Incremental_object_entry or Incremental_dynobj_entry; add
1397 soname to string table.
1398 (Incremental_inputs::report_input_section): Add assertion.
1399 (Output_section_incremental_inputs::set_final_data_size): Adjust
1400 type of input file entry for shared libraries; adjust size of
1401 shared library info entry.
1402 (Output_section_incremental_inputs::write_input_files): Write
1403 as_needed flag for shared libraries.
1404 (Output_section_incremental_inputs::write_info_blocks): Adjust type
1405 of input file entry for shared libraries; write soname.
1406 (Sized_incr_dynobj::Sized_incr_dynobj): Read as_needed flag and
1407 soname from incremental info.
1408 * incremental.h (enum Incremental_input_flags): Add
1409 INCREMENTAL_INPUT_AS_NEEDED.
1410 (Incremental_input_entry::Incremental_input_entry): Initialize new
1412 (Incremental_input_entry::set_as_needed): New function.
1413 (Incremental_input_entry::as_needed): New function.
1414 (Incremental_input_entry::do_dynobj_entry): New function.
1415 (Incremental_input_entry::as_needed_): New data member.
1416 (Incremental_object_entry::Incremental_object_entry): Don't check
1418 (Incremental_object_entry::do_type): Likewise.
1419 (class Incremental_dynobj_entry): New class.
1420 (Incremental_input_entry_reader::as_needed): New function.
1421 (Incremental_input_entry_reader::get_soname): New function.
1422 (Incremental_input_entry_reader::get_global_symbol_count): Rewrite.
1423 (Incremental_input_entry_reader::get_output_symbol_index): Adjust
1424 size of shared library info entry.
1425 * layout.cc (Layout::finish_dynamic_section): Don't test for
1426 incremental link when adding DT_NEEDED entries.
1427 * object.h (Object::Object): Initialize new data member.
1428 (Object::dynobj): New function.
1429 (Object::set_as_needed): New function.
1430 (Object::as_needed): New function.
1431 (Object::do_dynobj): New function.
1432 (Object::as_needed_): New data member.
1434 2011-05-24 Cary Coutant <ccoutant@google.com>
1436 * incremental-dump.cc (dump_incremental_inputs): Print dynamic reloc
1437 info; adjust display of GOT entries.
1438 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1439 vector of input objects; remove file_status_.
1440 (Sized_incremental_binary::do_reserve_layout): Remove file_status_.
1441 (Sized_incremental_binary::do_process_got_plt): Adjust calls to
1442 got_plt reader; call target hooks to reserve GOT entries.
1443 (Output_section_incremental_inputs::set_final_data_size): Adjust size
1444 of input file info header and GOT info entry.
1445 (Output_section_incremental_inputs::write_info_blocks): Write dynamic
1447 (Got_plt_view_info::got_descriptor): Remove.
1448 (Got_plt_view_info::sym_index): New data member.
1449 (Got_plt_view_info::input_index): New data member.
1450 (Local_got_offset_visitor::visit): Write input file index.
1451 (Global_got_offset_visitor::visit): Write 0 for input file index.
1452 (Global_symbol_visitor_got_plt::operator()): Replace got_descriptor
1453 with sym_index and input_index.
1454 (Output_section_incremental_inputs::write_got_plt): Adjust size of
1455 incremental info GOT entry; replace got_descriptor with input_index.
1456 (Sized_relobj_incr::Sized_relobj_incr): Adjust initializers; record
1457 map from input file index to object.
1458 (Sized_relobj_incr::do_layout): Replace direct data member reference
1459 with accessor function.
1460 (Sized_relobj_incr::do_for_all_local_got_entries): Move to base class.
1461 * incremental.h (Incremental_input_entry_reader::get_symbol_offset):
1462 Adjust size of input file info header.
1463 (Incremental_input_entry_reader::get_first_dyn_reloc): New function.
1464 (Incremental_input_entry_reader::get_dyn_reloc_count): New function.
1465 (Incremental_input_entry_reader::get_input_section): Adjust size of
1466 input file info header.
1467 (Incremental_got_plt_reader::Incremental_got_plt_reader): Adjust size
1468 of incremental info GOT entry.
1469 (Incremental_got_plt_reader::get_got_desc): Remove.
1470 (Incremental_got_plt_reader::get_got_symndx): New function.
1471 (Incremental_got_plt_reader::get_got_input_index): New function.
1472 (Sized_incremental_binary::Sized_incremental_binary): Remove
1473 file_status_; add input_objects_.
1474 (Sized_incremental_binary::~Sized_incremental_binary): Remove.
1475 (Sized_incremental_binary::set_file_is_unchanged): Remove.
1476 (Sized_incremental_binary::file_is_unchanged): Remove.
1477 (Sized_incremental_binary::set_input_object): New function.
1478 (Sized_incremental_binary::input_object): New function.
1479 (Sized_incremental_binary::file_status_): Remove.
1480 (Sized_incremental_binary::input_objects_): New data member.
1481 (Sized_relobj_incr): Rename Sized_incr_relobj to this; adjust all
1483 (Sized_relobj_incr::invalid_address): Move to base class.
1484 (Sized_relobj_incr::is_output_section_offset_invalid): Move to base
1486 (Sized_relobj_incr::do_output_section_offset): Likewise.
1487 (Sized_relobj_incr::do_for_all_local_got_entries): Likewise.
1488 (Sized_relobj_incr::section_offsets_): Likewise.
1489 * object.cc (Sized_relobj::do_for_all_local_got_entries): New
1491 (Sized_relobj_file::Sized_relobj_file): Remove local_got_offsets_.
1492 (Sized_relobj_file::layout_section): Replace refs to section_offsets_
1493 with accessor function.
1494 (Sized_relobj_file::do_layout): Likewise.
1495 (Sized_relobj_file::do_layout_deferred_sections): Likewise.
1496 (Sized_relobj_file::do_for_all_local_got_entries): Move to base class.
1497 (Sized_relobj_file::compute_final_local_value): Replace refs to
1498 section_offsets_ with accessor function.
1499 (Sized_relobj_file::do_finalize_local_symbols): Likewise.
1500 * object.h (Relobj::Relobj): Initialize new data members.
1501 (Relobj::add_dyn_reloc): New function.
1502 (Relobj::first_dyn_reloc): New function.
1503 (Relobj::dyn_reloc_count): New function.
1504 (Relobj::first_dyn_reloc_): New data member.
1505 (Relobj::dyn_reloc_count_): New data member.
1506 (Sized_relobj): Rename Sized_relobj_base to this; adjust all
1508 (Sized_relobj::Address): New typedef.
1509 (Sized_relobj::invalid_address): Move here from child class.
1510 (Sized_relobj::Sized_relobj): Initialize new data members.
1511 (Sized_relobj::sized_relobj): New function.
1512 (Sized_relobj::is_output_section_offset_invalid): Move here from
1514 (Sized_relobj::get_output_section_offset): Likewise.
1515 (Sized_relobj::local_has_got_offset): Likewise.
1516 (Sized_relobj::local_got_offset): Likewise.
1517 (Sized_relobj::set_local_got_offset): Likewise.
1518 (Sized_relobj::do_for_all_local_got_entries): Likewise.
1519 (Sized_relobj::clear_got_offsets): New function.
1520 (Sized_relobj::section_offsets): Move here from child class.
1521 (Sized_relobj::do_output_section_offset): Likewise.
1522 (Sized_relobj::do_set_section_offset): Likewise.
1523 (Sized_relobj::Local_got_offsets): Likewise.
1524 (Sized_relobj::local_got_offsets_): Likewise.
1525 (Sized_relobj::section_offsets_): Likewise.
1526 (Sized_relobj_file): Rename Sized_relobj to this; adjust all
1528 (Sized_relobj_file::is_output_section_offset_invalid): Move to base
1530 (Sized_relobj_file::sized_relobj): New function
1531 (Sized_relobj_file::local_has_got_offset): Move to base class.
1532 (Sized_relobj_file::local_got_offset): Likewise.
1533 (Sized_relobj_file::set_local_got_offset): Likewise.
1534 (Sized_relobj_file::get_output_section_offset): Likewise.
1535 (Sized_relobj_file::do_for_all_local_got_entries): Likewise.
1536 (Sized_relobj_file::do_output_section_offset): Likewise.
1537 (Sized_relobj_file::do_set_section_offset): Likewise.
1538 (Sized_relobj_file::Local_got_offsets): Likewise.
1539 (Sized_relobj_file::local_got_offsets_): Likewise.
1540 (Sized_relobj_file::section_offsets_): Likewise.
1541 * output.cc (Output_reloc::Output_reloc): Adjust type of relobj
1543 (set_needs_dynsym_index): Convert relobj to derived class pointer.
1544 (Output_reloc::get_symbol_index): Likewise.
1545 (Output_reloc::local_section_offset): Likewise.
1546 (Output_reloc::get_address): Likewise.
1547 (Output_reloc::symbol_value): Likewise.
1548 (Output_data_got::reserve_slot): Move to class definition.
1549 (Output_data_got::reserve_local): New function.
1550 (Output_data_got::reserve_slot_for_global): Remove.
1551 (Output_data_got::reserve_global): New function.
1552 * output.h (Output_reloc::Output_reloc): Adjust type of relobj
1553 (all constructors, two instantiations).
1554 (Output_reloc::get_relobj): New function (two instantiations).
1555 (Output_reloc::u1_.relobj, Output_reloc::u2_.relobj): Adjust type.
1556 (Output_data_reloc_base::add): Convert relobj to derived class pointer.
1557 (Output_data_reloc::add_global): Adjust type of relobj.
1558 (Output_data_reloc::add_global_relative): Likewise.
1559 (Output_data_reloc::add_symbolless_global_addend): Likewise.
1560 (Output_data_reloc::add_local): Likewise.
1561 (Output_data_reloc::add_local_relative): Likewise.
1562 (Output_data_reloc::add_symbolless_local_addend): Likewise.
1563 (Output_data_reloc::add_local_section): Likewise.
1564 (Output_data_reloc::add_output_section): Likewise.
1565 (Output_data_reloc::add_absolute): Likewise.
1566 (Output_data_reloc::add_target_specific): Likewise.
1567 (Output_data_got::reserve_slot): Move definition here.
1568 (Output_data_got::reserve_local): New function.
1569 (Output_data_got::reserve_global): New function.
1570 * reloc.cc (Sized_relobj_file::do_read_relocs): Replace refs to
1571 section_offsets_ with accessor function.
1572 (Sized_relobj_file::write_sections): Likewise.
1573 (Sized_relobj_file::do_relocate_sections): Likewise.
1574 * target.h (Sized_target::reserve_local_got_entry): New function.
1575 (Sized_target::reserve_global_got_entry): New function.
1576 * x86_64.cc (Target_x86_64::reserve_local_got_entry): New function.
1577 (Target_x86_64::reserve_global_got_entry): New function.
1578 (Target_x86_64::init_got_plt_for_update): Create rela_dyn section.
1580 2011-05-23 Cary Coutant <ccoutant@google.com>
1582 * gold.cc (queue_middle_tasks): Process existing GOT/PLT entries.
1583 * incremental-dump.cc (dump_incremental_inputs): Mask high-order
1584 bit when checking got_type.
1585 * incremental.cc (Sized_incremental_binary::setup_readers):
1586 Store symbol table and string table locations; initialize bit vector
1587 of file status flags.
1588 (Sized_incremental_binary::do_reserve_layout): Set bit flag for
1590 (Sized_incremental_binary::do_process_got_plt): New function.
1591 (Sized_incremental_binary::get_symtab_view): Use stored locations.
1592 (Output_section_incremental_inputs::set_final_data_size): Record
1593 file index for each input file.
1594 (Output_section_incremental_inputs::write_got_plt): Store file index
1595 instead of input entry offset for each GOT entry.
1597 (Incremental_input_entry::Incremental_input_entry): Initialize new
1599 (Incremental_input_entry::set_offset): Store file index.
1600 (Incremental_input_entry::get_file_index): New function.
1601 (Incremental_input_entry::file_index_): New data member.
1602 (Incremental_binary::process_got_plt): New function.
1603 (Incremental_binary::do_process_got_plt): New function.
1604 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1606 (Sized_incremental_binary::~Sized_incremental_binary): New destructor.
1607 (Sized_incremental_binary::set_file_is_unchanged): New function.
1608 (Sized_incremental_binary::file_is_unchanged): New function.
1609 (Sized_incremental_binary::do_process_got_plt): New function.
1610 (Sized_incremental_binary::file_status_): New data member.
1611 (Sized_incremental_binary::main_symtab_loc_): New data member.
1612 (Sized_incremental_binary::main_strtab_loc_): New data member.
1613 * output.cc (Output_data_got::Got_entry::write): Add case
1615 (Output_data_got::add_global): Call add_got_entry.
1616 (Output_data_got::add_global_plt): Likewise.
1617 (Output_data_got::add_global_with_rel): Likewise.
1618 (Output_data_got::add_global_with_rela): Likewise.
1619 (Output_data_got::add_global_pair_with_rel): Call add_got_entry_pair.
1620 (Output_data_got::add_global_pair_with_rela): Likewise.
1621 (Output_data_got::add_local): Call add_got_entry.
1622 (Output_data_got::add_local_plt): Likewise.
1623 (Output_data_got::add_local_with_rel): Likewise.
1624 (Output_data_got::add_local_with_rela): Likewise.
1625 (Output_data_got::add_local_pair_with_rel): Call add_got_entry_pair.
1626 (Output_data_got::add_local_pair_with_rela): Likewise.
1627 (Output_data_got::reserve_slot): New function.
1628 (Output_data_got::reserve_slot_for_global): New function.
1629 (Output_data_got::add_got_entry): New function.
1630 (Output_data_got::add_got_entry_pair): New function.
1631 (Output_section::add_output_section_data): Edit FIXME.
1633 (Output_section_data_build::Output_section_data_build): New
1634 constructor with size parameter.
1635 (Output_data_space::Output_data_space): Likewise.
1636 (Output_data_got::Output_data_got): Initialize new data member; new
1637 constructor with size parameter.
1638 (Output_data_got::add_constant): Call add_got_entry.
1639 (Output_data_got::reserve_slot): New function.
1640 (Output_data_got::reserve_slot_for_global): New function.
1641 (class Output_data_got::Got_entry): Add RESERVED_CODE.
1642 (Output_data_got::add_got_entry): New function.
1643 (Output_data_got::add_got_entry_pair): New function.
1644 (Output_data_got::free_list_): New data member.
1645 * target.h (Sized_target::init_got_plt_for_update): New function.
1646 (Sized_target::register_global_plt_entry): New function.
1647 * x86_64.cc (Output_data_plt_x86_64::Output_data_plt_x86_64):
1648 Initialize new data member; call init; add constructor with PLT count.
1649 (Output_data_plt_x86_64::init): New function.
1650 (Output_data_plt_x86_64::add_relocation): New function.
1651 (Output_data_plt_x86_64::reserve_slot): New function.
1652 (Output_data_plt_x86_64::free_list_): New data member.
1653 (Target_x86_64::init_got_plt_for_update): New function.
1654 (Target_x86_64::register_global_plt_entry): New function.
1655 (Output_data_plt_x86_64::add_entry): Allocate from free list for
1656 incremental updates.
1657 (Output_data_plt_x86_64::add_relocation): New function.
1658 * testsuite/object_unittest.cc (Object_test): Set default options.
1660 2011-05-16 Ian Lance Taylor <iant@google.com>
1662 * options.h (class General_options): Make -i a synonym for -r.
1664 2011-05-16 Ian Lance Taylor <iant@google.com>
1666 * testsuite/tls_test_main.cc: Use semaphores instead of mutexes.
1668 2011-05-10 Cary Coutant <ccoutant@google.com>
1670 * object.cc (Sized_relobj::do_count_local_symbols): Check for
1673 2011-05-06 Ian Lance Taylor <iant@google.com>
1675 * layout.cc (Layout::layout): If the output section flags change,
1676 update the ordering.
1678 2011-04-25 Cary Coutant <ccoutant@google.com>
1680 * incremental-dump.cc (dump_incremental_inputs): Print local
1681 symbol info for each input file.
1683 (Output_section_incremental_inputs::set_final_data_size): Add local
1684 symbol info to input file entries in incremental info.
1685 (Output_section_incremental_inputs::write_info_blocks): Likewise.
1686 (Sized_incr_relobj::Sized_incr_relobj): Initialize new data members.
1687 (Sized_incr_relobj::do_add_symbols): Cosmetic change.
1688 (Sized_incr_relobj::do_count_local_symbols): Replace stub with
1690 (Sized_incr_relobj::do_finalize_local_symbols): Likewise.
1691 (Sized_incr_relobj::do_relocate): Write the local symbols.
1692 (Sized_incr_dynobj::do_add_symbols): Cosmetic change.
1693 * incremental.h (Incremental_inputs_reader::get_symbol_offset):
1694 Adjust size of input file header.
1695 (Incremental_inputs_reader::get_local_symbol_offset): New function.
1696 (Incremental_inputs_reader::get_local_symbol_count): New function.
1697 (Incremental_inputs_reader::get_input_section): Adjust size of input
1699 (Incremental_inputs_reader::get_global_symbol_reader): Likewise.
1700 (Sized_incr_relobj::This): New typedef.
1701 (Sized_incr_relobj::sym_size): New const data member.
1702 (Sized_incr_relobj::Local_symbol): New struct.
1703 (Sized_incr_relobj::do_output_local_symbol_count): New function.
1704 (Sized_incr_relobj::do_local_symbol_offset): New function.
1705 (Sized_incr_relobj::local_symbol_count_): New data member.
1706 (Sized_incr_relobj::output_local_dynsym_count_): New data member.
1707 (Sized_incr_relobj::local_symbol_index_): New data member.
1708 (Sized_incr_relobj::local_symbol_offset_): New data member.
1709 (Sized_incr_relobj::local_dynsym_offset_): New data member.
1710 (Sized_incr_relobj::local_symbols_): New data member.
1711 * object.h (Relobj::output_local_symbol_count): New function.
1712 (Relobj::local_symbol_offset): New function.
1713 (Relobj::do_output_local_symbol_count): New function.
1714 (Relobj::do_local_symbol_offset): New function.
1715 (Sized_relobj::do_output_local_symbol_count): New function.
1716 (Sized_relobj::do_local_symbol_offset): New function.
1718 2011-04-22 Vladimir Simonov <sv@sw.ru>
1720 * descriptors.cc (set_close_on_exec): New function.
1721 (Descriptors::open): Use set_close_on_exec.
1722 * output.cc (S_ISLNK): Define if not defined.
1724 2011-04-22 Cary Coutant <ccoutant@google.com>
1726 * incremental.cc (Sized_incremental_binary::setup_readers): Allocate
1728 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1729 (Sized_incr_relobj::do_add_symbols): Add symbols to global symbol map.
1730 (Sized_incr_relobj::do_relocate): Remap section indices in incremental
1732 (Sized_incr_dynobj::do_add_symbols): Add symbols to global symbol map.
1733 (Sized_incr_dynobj::do_for_all_global_symbols): Remove FIXME.
1734 (Sized_incr_dynobj::do_for_all_local_got_entries): Likewise.
1736 (Incremental_inputs_reader::global_symbol_reader_at_offset): New
1738 (Incremental_binary::apply_incremental_relocs): New function.
1739 (Incremental_binary::do_apply_incremental_relocs): New function.
1740 (Sized_incremental_binary::Sized_incremental_binary): Initialize new
1742 (Sized_incremental_binary::add_global_symbol): New function.
1743 (Sized_incremental_binary::global_symbol): New function.
1744 (Sized_incremental_binary::do_apply_incremental_relocs): New function.
1745 (Sized_incremental_binary::symbol_map_): New data member.
1746 * layout.cc (Layout_task_runner::run): Apply incremental relocations.
1747 * target.h (Sized_target::apply_relocation): New function.
1748 * target-reloc.h (apply_relocation): New function.
1749 * x86_64.cc (Target_x86_64::apply_relocation): New function.
1751 2011-04-22 Doug Kwan <dougkwan@google.com>
1753 * arm.cc (Arm_output_section::Arm_output_section): Set SHF_LINK_ORDER
1754 flag of a SHT_ARM_EXIDX section.
1755 * testsuite/Makefile.am (arm_exidx_test): New test rules.
1756 * testsuite/Makefile.in: Regenerate.
1757 * testsuite/arm_exidx_test.s: New file.
1758 * testsuite/arm_exidx_test.sh: Same.
1760 2011-04-20 Cary Coutant <ccoutant@google.com>
1763 * archive.h (Incremental_archive_entry::Archive_member):
1764 Initialize arg_serial_ (second constructor).
1766 2011-04-17 Ian Lance Taylor <iant@google.com>
1768 * object.cc (Relocate_info::location): Simplify location string.
1769 * errors.cc (Errors::error_at_location): Don't print program
1771 (Errors::warning_at_location): Likewise.
1772 (Errors::undefined_symbol): Likewise.
1773 * testsuite/debug_msg.sh: Update accordingly.
1775 2011-04-14 Cary Coutant <ccoutant@google.com>
1777 * gold/layout.cc (Layout::symtab_section_offset): New function.
1778 * gold/layout.h (Layout::symtab_section_offset): New function.
1779 * gold/reloc.cc (Sized_relobj::do_relocate): Call it.
1781 2011-04-12 Ian Lance Taylor <iant@google.com>
1783 * configure.ac: Check for sys/mman.h and mmap. Check for mremap
1784 with MREMAP_MAYMOVE.
1785 * output.h (class Output_file): Add map_is_allocated_ field.
1786 * output.cc: Only #include <sys/mman.h> if it exists. If mmap is
1787 not available, provide stubs. If mremap is not available, #define
1789 (MREMAP_MAYMOVE): Define if not defined.
1790 (Output_file::Output_file): Initialize map_is_allocated_.
1791 (Output_file::resize): Check map_is_allocated_.
1792 (Output_file::map_anonymous): If mmap fails, use malloc.
1793 (Output_file::unmap): Don't do anything for an anonymous map.
1794 * fileread.cc: Only #include <sys/mman.h> if it exists. If mmap
1795 is not available, provide stubs.
1796 (File_read::View::~View): Use free rather than delete[].
1797 (File_read::make_view): Use malloc rather than new[]. If mmap
1799 (File_read::find_or_make_view): Use malloc rather than new[].
1800 * gold.h: Remove HAVE_REMAP code.
1801 * mremap.c: #include <errno.h>. Only #include <sys/mman.h> if it
1802 exists. Rename mremap to gold_mremap. If mmap is not available
1804 * configure, config.in: Rebuild.
1806 2011-04-11 Ian Lance Taylor <iant@google.com>
1808 * incremental.cc (Sized_incr_relobj::do_add_symbols): Always
1809 initialize local variable v.
1811 2011-04-11 Cary Coutant <ccoutant@google.com>
1813 * archive.cc (Archive::include_member): Adjust call to
1815 (Add_archive_symbols::run): Track argument serial numbers.
1816 (Lib_group::include_member): Likewise.
1817 (Add_lib_group_symbols::run): Adjust call to report_archive_begin.
1818 * archive.h (Incremental_archive_entry::Archive_member):
1819 Initialize arg_serial_.
1820 (Archive_member::arg_serial_): New data member.
1821 * dynobj.cc (Dynobj::Dynobj): Allow input_file_ to be NULL.
1822 (Sized_dynobj::do_add_symbols): Track symbols when doing an
1824 (Sized_dynobj::do_for_all_local_got_entries): New function.
1825 * dynobj.h: (Sized_dynobj::do_for_all_local_got_entries): New
1827 * fileread.cc (get_mtime): New function.
1828 * fileread.h (get_mtime): New function.
1829 * gold.cc (queue_initial_tasks): Check for incremental update.
1830 (process_incremental_input): New function.
1831 (queue_middle_tasks): Don't force valid target for incremental
1833 * incremental-dump.cc (find_input_containing_global): Adjust
1834 size of symbol info entry.
1835 (dump_incremental_inputs): Dump argument serial number and
1836 in_system_directory flag; bias shndx by 1; print symbol names
1837 when dumping per-file symbol lists; use new symbol info readers.
1839 (Output_section_incremental_inputs:update_data_size): New function.
1840 (Sized_incremental_binary::setup_readers): Setup input readers
1841 for each input file; build maps for files added from libraries
1843 (Sized_incremental_binary::check_input_args): New function.
1844 (Sized_incremental_binary::do_check_inputs): Build map of argument
1845 serial numbers to input arguments.
1846 (Sized_incremental_binary::do_file_has_changed): Rename
1847 do_file_is_unchanged to this; compare file modification times.
1848 (Sized_incremental_binary::do_init_layout): New function.
1849 (Sized_incremental_binary::do_reserve_layout): New function.
1850 (Sized_incremental_binary::do_get_input_reader): Remove.
1851 (Sized_incremental_binary::get_symtab_view): New function.
1852 (Incremental_checker::can_incrementally_link_output_file): Remove.
1853 (Incremental_inputs::report_command_line): Exclude --debug options.
1854 (Incremental_inputs::report_archive_begin): Add parameter; track
1855 argument serial numbers; don't put input file entry for archive
1856 before archive members.
1857 (Incremental_inputs::report_archive_end): Put input file entry
1858 for archive after archive members.
1859 (Incremental_inputs::report_object): Add parameter; track argument
1860 serial numbers and in_system_directory flag.
1861 (Incremental_inputs::report_script): Add parameter; track argument
1863 (Output_section_incremental_inputs::set_final_data_size): Adjust
1864 size of symbol info entry; check for forwarding symbols.
1865 (Output_section_incremental_inputs::write_input_files): Write
1866 in_system_directory flag and argument serial number.
1867 (Output_section_incremental_inputs::write_info_blocks): Map section
1868 indices between incremental info and original input file; store
1869 input section index for each symbol.
1870 (class Local_got_offset_visitor): Derive from Got_offset_list::Visitor;
1871 change operator() to visit().
1872 (class Global_got_offset_visitor): Likewise.
1873 (class Global_symbol_visitor_got_plt):
1874 (Output_section_incremental_inputs::write_got_plt): Use new visitor
1876 (Sized_incr_relobj::Sized_incr_relobj): New constructor.
1877 (Sized_incr_relobj::do_read_symbols): New function.
1878 (Sized_incr_relobj::do_layout): New function.
1879 (Sized_incr_relobj::do_layout_deferred_sections): New function.
1880 (Sized_incr_relobj::do_add_symbols): New function.
1881 (Sized_incr_relobj::do_should_include_member): New function.
1882 (Sized_incr_relobj::do_for_all_global_symbols): New function.
1883 (Sized_incr_relobj::do_for_all_local_got_entries): New function.
1884 (Sized_incr_relobj::do_section_size): New function.
1885 (Sized_incr_relobj::do_section_name): New function.
1886 (Sized_incr_relobj::do_section_contents): New function.
1887 (Sized_incr_relobj::do_section_flags): New function.
1888 (Sized_incr_relobj::do_section_entsize): New function.
1889 (Sized_incr_relobj::do_section_address): New function.
1890 (Sized_incr_relobj::do_section_type): New function.
1891 (Sized_incr_relobj::do_section_link): New function.
1892 (Sized_incr_relobj::do_section_info): New function.
1893 (Sized_incr_relobj::do_section_addralign): New function.
1894 (Sized_incr_relobj::do_initialize_xindex): New function.
1895 (Sized_incr_relobj::do_get_global_symbol_counts): New function.
1896 (Sized_incr_relobj::do_read_relocs): New function.
1897 (Sized_incr_relobj::do_gc_process_relocs): New function.
1898 (Sized_incr_relobj::do_scan_relocs): New function.
1899 (Sized_incr_relobj::do_count_local_symbols): New function.
1900 (Sized_incr_relobj::do_finalize_local_symbols): New function.
1901 (Sized_incr_relobj::do_set_local_dynsym_indexes): New function.
1902 (Sized_incr_relobj::do_set_local_dynsym_offset): New function.
1903 (Sized_incr_relobj::do_relocate): New function.
1904 (Sized_incr_relobj::do_set_section_offset): New function.
1905 (Sized_incr_dynobj::Sized_incr_dynobj): New function.
1906 (Sized_incr_dynobj::do_read_symbols): New function.
1907 (Sized_incr_dynobj::do_layout): New function.
1908 (Sized_incr_dynobj::do_add_symbols): New function.
1909 (Sized_incr_dynobj::do_should_include_member): New function.
1910 (Sized_incr_dynobj::do_for_all_global_symbols): New function.
1911 (Sized_incr_dynobj::do_for_all_local_got_entries): New function.
1912 (Sized_incr_dynobj::do_section_size): New function.
1913 (Sized_incr_dynobj::do_section_name): New function.
1914 (Sized_incr_dynobj::do_section_contents): New function.
1915 (Sized_incr_dynobj::do_section_flags): New function.
1916 (Sized_incr_dynobj::do_section_entsize): New function.
1917 (Sized_incr_dynobj::do_section_address): New function.
1918 (Sized_incr_dynobj::do_section_type): New function.
1919 (Sized_incr_dynobj::do_section_link): New function.
1920 (Sized_incr_dynobj::do_section_info): New function.
1921 (Sized_incr_dynobj::do_section_addralign): New function.
1922 (Sized_incr_dynobj::do_initialize_xindex): New function.
1923 (Sized_incr_dynobj::do_get_global_symbol_counts): New function.
1924 (make_sized_incremental_object): New function.
1925 (Incremental_library::copy_unused_symbols): New function.
1926 (Incremental_library::do_for_all_unused_symbols): New function.
1927 * incremental.h (enum Incremental_input_flags): New type.
1928 (class Incremental_checker): Remove.
1929 (Incremental_input_entry::Incremental_input_entry): Add argument
1931 (Incremental_input_entry::arg_serial): New function.
1932 (Incremental_input_entry::set_is_in_system_directory): New function.
1933 (Incremental_input_entry::is_in_system_directory): New function.
1934 (Incremental_input_entry::arg_serial_): New data member.
1935 (Incremental_input_entry::is_in_system_directory_): New data member.
1936 (class Script_info): Move here from script.h.
1937 (Script_info::Script_info): Add filename parameter.
1938 (Script_info::filename): New function.
1939 (Script_info::filename_): New data member.
1940 (Incremental_script_entry::Incremental_script_entry): Add argument
1942 (Incremental_object_entry::Incremental_object_entry): Likewise.
1943 (Incremental_object_entry::add_input_section): Build list of input
1944 sections with map to original shndx.
1945 (Incremental_object_entry::get_input_section_index): New function.
1946 (Incremental_object_entry::shndx_): New data member.
1947 (Incremental_object_entry::name_key_): Rename; adjust all refs.
1948 (Incremental_object_entry::sh_size_): Rename; adjust all refs.
1949 (Incremental_archive_entry::Incremental_archive_entry): Add argument
1951 (Incremental_inputs::report_archive_begin): Likewise.
1952 (Incremental_inputs::report_object): Likewise.
1953 (Incremental_inputs::report_script): Likewise.
1954 (class Incremental_global_symbol_reader): New class.
1955 (Incremental_input_entry_reader::Incremental_input_entry_reader): Read
1956 and store flags and input file type.
1957 (Incremental_input_entry_reader::arg_serial): New function.
1958 (Incremental_input_entry_reader::type): Extract type from flags.
1959 (Incremental_input_entry_reader::is_in_system_directory): New function.
1960 (Incremental_input_entry_reader::get_input_section_count): Call
1961 accessor function for type.
1962 (Incremental_input_entry_reader::get_symbol_offset): Call accessor
1963 function for type; adjust size of global symbol entry.
1964 (Incremental_input_entry_reader::get_global_symbol_count): Call
1965 accessor function for type.
1966 (Incremental_input_entry_reader::get_object_count): Likewise.
1967 (Incremental_input_entry_reader::get_object_offset): Likewise.
1968 (Incremental_input_entry_reader::get_member_count): Likewise.
1969 (Incremental_input_entry_reader::get_unused_symbol_count): Likewise.
1970 (Incremental_input_entry_reader::get_member_offset): Likewise.
1971 (Incremental_input_entry_reader::get_unused_symbol): Likewise.
1972 (Incremental_input_entry_reader::Global_symbol_info): Remove.
1973 (Incremental_input_entry_reader::get_global_symbol_info): Remove.
1974 (Incremental_input_entry_reader::get_global_symbol_reader): New
1976 (Incremental_input_entry_reader::get_output_symbol_index): New
1978 (Incremental_input_entry_reader::type_): Remove.
1979 (Incremental_input_entry_reader::flags_): New data member.
1980 (Incremental_inputs_reader::input_file_offset): New function.
1981 (Incremental_inputs_reader::input_file_index): New function.
1982 (Incremental_inputs_reader::input_file): Call input_file_offset.
1983 (Incremental_inputs_reader::input_file_at_offset): New function.
1984 (Incremental_relocs_reader::get_r_type): Reformat.
1985 (Incremental_relocs_reader::get_r_shndx): Reformat.
1986 (Incremental_relocs_reader::get_r_offset): Reformat.
1987 (Incremental_relocs_reader::data): New function.
1988 (Incremental_binary::Incremental_binary): Initialize new data members.
1989 (Incremental_binary::check_inputs): Add cmdline parameter.
1990 (Incremental_binary::file_is_unchanged): Remove.
1991 (Input_reader::arg_serial): New function.
1992 (Input_reader::get_unused_symbol_count): New function.
1993 (Input_reader::get_unused_symbol): New function.
1994 (Input_reader::do_arg_serial): New function.
1995 (Input_reader::do_get_unused_symbol_count): New function.
1996 (Input_reader::do_get_unused_symbol): New function.
1997 (Incremental_binary::input_file_count): New function.
1998 (Incremental_binary::get_input_reader): Change signature to use
1999 index instead of filename.
2000 (Incremental_binary::file_has_changed): New function.
2001 (Incremental_binary::get_input_argument): New function.
2002 (Incremental_binary::get_library): New function.
2003 (Incremental_binary::get_script_info): New function.
2004 (Incremental_binary::init_layout): New function.
2005 (Incremental_binary::reserve_layout): New function.
2006 (Incremental_binary::output_file): New function.
2007 (Incremental_binary::do_check_inputs): New function.
2008 (Incremental_binary::do_file_is_unchanged): Remove.
2009 (Incremental_binary::do_file_has_changed): New function.
2010 (Incremental_binary::do_init_layout): New function.
2011 (Incremental_binary::do_reserve_layout): New function.
2012 (Incremental_binary::do_input_file_count): New function.
2013 (Incremental_binary::do_get_input_reader): Change signature.
2014 (Incremental_binary::input_args_map_): New data member.
2015 (Incremental_binary::library_map_): New data member.
2016 (Incremental_binary::script_map_): New data member.
2017 (Sized_incremental_binary::Sized_incremental_binary): Initialize
2019 (Sized_incremental_binary::output_section): New function.
2020 (Sized_incremental_binary::inputs_reader): Add const.
2021 (Sized_incremental_binary::symtab_reader): Add const.
2022 (Sized_incremental_binary::relocs_reader): Add const.
2023 (Sized_incremental_binary::got_plt_reader): Add const.
2024 (Sized_incremental_binary::get_symtab_view): New function.
2025 (Sized_incremental_binary::Inputs_reader): New typedef.
2026 (Sized_incremental_binary::Input_entry_reader): New typedef.
2027 (Sized_incremental_binary::do_check_inputs): Add cmdline parameter.
2028 (Sized_incremental_binary::do_file_is_unchanged): Remove.
2029 (Sized_incremental_binary::do_file_has_changed): New function.
2030 (Sized_incremental_binary::do_init_layout): New function.
2031 (Sized_incremental_binary::do_reserve_layout): New function.
2032 (Sized_input_reader::Inputs_reader): Remove.
2033 (Sized_input_reader::Input_entry_reader): Remove.
2034 (Sized_input_reader::do_arg_serial): New function.
2035 (Sized_input_reader::do_get_unused_symbol_count): New function.
2036 (Sized_input_reader::do_get_unused_symbol): New function.
2037 (Sized_incremental_binary::do_input_file_count): New function.
2038 (Sized_incremental_binary::do_get_input_reader): Change signature;
2039 use index instead of filename.
2040 (Sized_incremental_binary::section_map_): New data member.
2041 (Sized_incremental_binary::input_entry_readers_): New data member.
2042 (class Sized_incr_relobj): New class.
2043 (class Sized_incr_dynobj): New class.
2044 (make_sized_incremental_object): New function.
2045 (class Incremental_library): New class.
2046 * layout.cc (Free_list::num_lists): New static data member.
2047 (Free_list::num_nodes): New static data member.
2048 (Free_list::num_removes): New static data member.
2049 (Free_list::num_remove_visits): New static data member.
2050 (Free_list::num_allocates): New static data member.
2051 (Free_list::num_allocate_visits): New static data member.
2052 (Free_list::init): New function.
2053 (Free_list::remove): New function.
2054 (Free_list::allocate): New function.
2055 (Free_list::dump): New function.
2056 (Free_list::print_stats): New function.
2057 (Layout_task_runner::run): Resize output file for incremental updates.
2058 (Layout::Layout): Initialize new data members.
2059 (Layout::set_incremental_base): New function.
2060 (Layout::init_fixed_output_section): New function.
2061 (Layout::layout_eh_frame): Do not build .eh_frame_hdr section for
2062 incremental updates.
2063 (Layout::create_gold_note): Do not create gold note section for
2064 incremental updates.
2065 (Layout::set_segment_offsets): Do not recalculate RELRO alignment
2066 for incremental updates.
2067 (Layout::set_section_offsets): For incremental updates, allocate space
2069 (Layout::create_symtab_sections): Layout with offsets relative to
2070 start of section; for incremental updates, allocate space from free
2072 (Layout::create_shdrs): For incremental updates, allocate space from
2074 (Layout::finish_dynamic_section): For incremental updates, do not
2075 check --as-needed (fixed in subsequent patch).
2076 * layout.h (class Free_list): New class.
2077 (Layout::set_incremental_base): New function.
2078 (Layout::incremental_base): New function.
2079 (Layout::init_fixed_output_section): New function.
2080 (Layout::allocate): New function.
2081 (Layout::incremental_base_): New data member.
2082 (Layout::free_list_): New data member.
2083 * main.cc (main): Print Free_list statistics.
2084 * object.cc (Relobj::finalize_incremental_relocs): Add
2085 clear_counts parameter; clear counts only when clear_counts is set.
2086 (Sized_relobj::Sized_relobj): Initialize new base class.
2087 (Sized_relobj::do_layout): Don't report special sections.
2088 (Sized_relobj::do_for_all_local_got_entries): New function.
2089 (Sized_relobj::write_local_symbols): Add symtab_off parameter; add
2090 symtab_off to all symbol table offsets.
2091 (Sized_relobj::do_get_global_symbol_counts): Add typename keyword.
2092 * object.h (class Got_offset_list): Move to top of file.
2093 (Object::Object): Allow case where input_file == NULL.
2094 (Object::~Object): Likewise.
2095 (Object::input_file): Assert that input_file != NULL.
2096 (Object::lock): Allow case where input_file == NULL.
2097 (Object::unlock): Likewise.
2098 (Object::is_locked): Likewise.
2099 (Object::token): Likewise.
2100 (Object::release): Likewise.
2101 (Object::is_incremental): New function.
2102 (Object::get_mtime): New function.
2103 (Object::for_all_local_got_entries): New function.
2104 (Object::clear_view_cache_marks): Allow case where input_file == NULL.
2105 (Object::set_is_in_system_directory): New function.
2106 (Object::is_in_system_directory): New function.
2107 (Object::do_is_incremental): New function.
2108 (Object::do_get_mtime): New function.
2109 (Object::do_for_all_local_got_entries): New function.
2110 (Object::is_in_system_directory_): New data member.
2111 (Relobj::finalize_incremental_relocs): Add clear_counts parameter.
2112 (class Sized_relobj_base): New class.
2113 (class Sized_relobj): Derive from Sized_relobj_base.
2114 (class Sized_relobj::Symbols): Redeclare from base class.
2115 (class Sized_relobj::local_got_offset_list): Remove.
2116 (class Sized_relobj::Output_sections): Redeclare from base class.
2117 (class Sized_relobj::do_for_all_local_got_entries): New function.
2118 (class Sized_relobj::write_local_symbols): Add offset parameter.
2119 (class Sized_relobj::local_symbol_offset_): Update comment.
2120 (class Sized_relobj::local_dynsym_offset_): Update comment.
2121 * options.cc (Input_arguments::add_file): Remove const.
2122 * options.h (Input_file_argument::Input_file_argument):
2123 Initialize arg_serial_ (all constructors).
2124 (Input_file_argument::set_arg_serial): New function.
2125 (Input_file_argument::arg_serial): New function.
2126 (Input_file_argument::arg_serial_): New data member.
2127 (Input_arguments::Input_arguments): Initialize file_count_.
2128 (Input_arguments::add_file): Remove const.
2129 (Input_arguments::number_of_input_files): New function.
2130 (Input_arguments::file_count_): New data member.
2131 (Command_line::number_of_input_files): Call
2132 Input_arguments::number_of_input_files.
2133 * output.cc (Output_segment_headers::Output_segment_headers):
2135 (Output_section::Input_section::current_data_size): New function.
2136 (Output_section::Output_section): Initialize new data members.
2137 (Output_section::add_input_section): Don't do merge sections for
2138 an incremental link; allocate space from free list for an
2140 (Output_section::add_output_section_data): Allocate space from
2141 free list for an incremental update.
2142 (Output_section::update_data_size): New function.
2143 (Output_section::set_fixed_layout): New function.
2144 (Output_section::reserve): New function.
2145 (Output_segment::set_section_addresses): Remove const.
2146 (Output_segment::set_section_list_addresses): Remove const; allocate
2147 space from free list for an incremental update.
2148 (Output_segment::set_offset): Adjust size of RELRO segment for an
2150 * output.h (Output_data::current_data_size): Move here from
2152 (Output_data::pre_finalize_data_size): New function.
2153 (Output_data::update_data_size): New function.
2154 (Output_section_headers::update_data_size): new function.
2155 (Output_section_data_build::current_data_size): Move to Output_data.
2156 (Output_data_strtab::update_data_size): New function.
2157 (Output_section::current_data_size): Move to Output_data.
2158 (Output_section::set_fixed_layout): New function.
2159 (Output_section::has_fixed_layout): New function.
2160 (Output_section::reserve): New function.
2161 (Output_section::update_data_size): New function.
2162 (Output_section::has_fixed_layout_): New data member.
2163 (Output_section::free_list_): New data member.
2164 (Output_segment::set_section_addresses): Remove const.
2165 (Output_segment::set_section_list_addresses): Remove const.
2166 * plugin.cc (Sized_pluginobj::do_for_all_local_got_entries):
2168 * plugin.h (Sized_pluginobj::do_for_all_local_got_entries):
2170 * readsyms.cc (Read_symbols::do_read_symbols): Add library
2171 parameter when calling Add_symbols constructor; store argument
2172 serial number for members of a lib group.
2173 (Add_symbols::locks): Allow case where token == NULL.
2174 (Add_symbols::run): Report libraries denoted by --start-lib/--end-lib.
2175 (Read_member::~Read_member): New function.
2176 (Read_member::is_runnable): New function.
2177 (Read_member::locks): New function.
2178 (Read_member::run): New function.
2179 (Check_script::~Check_script): New function.
2180 (Check_script::is_runnable): New function.
2181 (Check_script::locks): New function.
2182 (Check_script::run): New function.
2183 (Check_library::~Check_library): New function.
2184 (Check_library::is_runnable): New function.
2185 (Check_library::locks): New function.
2186 (Check_library::run): New function.
2187 * readsyms.h (Add_symbols::Add_symbols): Add library parameter.
2188 (Add_symbols::library_): New data member.
2189 (class Read_member): New class.
2190 (class Check_script): New class.
2191 (class Check_library): New class.
2192 * reloc.cc (Read_relocs::is_runnable): Allow case where
2194 (Read_relocs::locks): Likewise.
2195 (Scan_relocs::locks): Likewise.
2196 (Relocate_task::locks): Likewise.
2197 (Sized_relobj::do_scan_relocs): Tell finalize_incremental_relocs
2199 (Sized_relobj::incremental_relocs_scan): Fix comment.
2200 (Sized_relobj::do_relocate): Pass output file offset to
2201 write_local_symbols.
2202 (Sized_relobj::incremental_relocs_write_reltype): Use reloc_size
2203 from class declaration.
2204 * script.cc (read_input_script): Allocate Script_info; pass
2205 argument serial number to report_script.
2206 * script.h (class Script_info): Move to incremental.h.
2207 * symtab.cc (Symbol_table::add_from_incrobj): New function.
2208 * symtab.h (Symbol_table::add_from_incrobj): New function.
2209 (Symbol_table::set_file_offset): New function.
2211 2011-04-05 Cary Coutant <ccoutant@google.com>
2213 * incremental-dump.cc (dump_incremental_inputs): Change signature
2214 to take a Sized_incremental_binary; change caller. Use readers
2215 in Sized_incremental_binary.
2217 (Sized_incremental_binary::find_incremental_inputs_sections):
2218 Rename do_find_incremental_inputs_sections to this.
2219 (Sized_incremental_binary::setup_readers): New function.
2220 (Sized_incremental_binary::do_check_inputs): Check
2221 has_incremental_info_ flag; move setup code to setup_readers;
2223 (Sized_incremental_binary::do_file_is_unchanged): New function.
2224 (Sized_incremental_binary::do_get_input_reader): New function.
2225 * incremental.h (class Incremental_binary): Move to end of file.
2226 (Incremental_binary::file_is_unchanged): New function.
2227 (Incremental_binary::do_file_is_unchanged): New function.
2228 (Incremental_binary::Input_reader): New class.
2229 (Incremental_binary::get_input_reader): New function.
2230 (class Sized_incremental_binary): Move to end of file.
2231 (Sized_incremental_binary::Sized_incremental_binary): Setup the
2232 input section reader classes.
2233 (Sized_incremental_binary::has_incremental_info): New function.
2234 (Sized_incremental_binary::inputs_reader): New function.
2235 (Sized_incremental_binary::symtab_reader): New function.
2236 (Sized_incremental_binary::relocs_reader): New function.
2237 (Sized_incremental_binary::got_plt_reader): New function.
2238 (Sized_incremental_binary::do_file_is_unchanged): New function.
2239 (Sized_incremental_binary::Sized_input_reader): New class.
2240 (Sized_incremental_binary::get_input_reader): New function.
2241 (Sized_incremental_binary::find_incremental_inputs_sections):
2242 Rename do_find_incremental_inputs_sections to this.
2243 (Sized_incremental_binary::setup_readers): New function.
2244 (Sized_incremental_binary::has_incremental_info_): New data member.
2245 (Sized_incremental_binary::inputs_reader_): New data member.
2246 (Sized_incremental_binary::symtab_reader_): New data member.
2247 (Sized_incremental_binary::relocs_reader_): New data member.
2248 (Sized_incremental_binary::got_plt_reader_): New data member.
2249 (Sized_incremental_binary::current_input_file_): New data member.
2251 2011-04-05 Paul Pluzhnikov <ppluzhnikov@google.com>
2254 * dwarf_reader.cc (Sized_dwarf_line_info): Fix vector bounds
2257 2011-03-30 Cary Coutant <ccoutant@google.com>
2259 * archive.cc (Archive::include_member): Adjust call to report_object.
2260 (Add_archive_symbols::run): Add script_info to call to
2261 report_archive_begin.
2262 (Lib_group::include_member): Adjust call to report_object.
2263 (Add_lib_group_symbols::run): Adjust call to report_object.
2264 * incremental-dump.cc (dump_incremental_inputs): Remove unnecessary
2265 blocks. Add object count for script input files.
2266 * incremental.cc (Incremental_inputs::report_archive_begin): Add
2267 script_info parameter; change all callers.
2268 (Incremental_inputs::report_object): Add script_info parameter;
2270 (Incremental_inputs::report_script): Store backpointer to
2271 incremental info entry.
2272 (Output_section_incremental_inputs::set_final_data_size): Record
2273 additional information for scripts.
2274 (Output_section_incremental_inputs::write_info_blocks): Likewise.
2275 * incremental.h (Incremental_script_entry::add_object): New function.
2276 (Incremental_script_entry::get_object_count): New function.
2277 (Incremental_script_entry::get_object): New function.
2278 (Incremental_script_entry::objects_): New data member; adjust
2280 (Incremental_inputs::report_archive_begin): Add script_info parameter.
2281 (Incremental_inputs::report_object): Add script_info parameter.
2282 (Incremental_inputs_reader::get_object_count): New function.
2283 (Incremental_inputs_reader::get_object_offset): New function.
2284 * options.cc (Input_arguments::add_file): Return reference to
2286 * options.h (Input_argument::set_script_info): New function.
2287 (Input_argument::script_info): New function.
2288 (Input_argument::script_info_): New data member; adjust all
2290 (Input_file_group::add_file): Return reference to new input argument.
2291 (Input_file_lib::add_file): Likewise.
2292 (Input_arguments::add_file): Likewise.
2293 * readsyms.cc (Add_symbols::run): Adjust call to report_object.
2294 * script.cc (Parser_closure::Parser_closure): Add script_info
2295 parameter; adjust all callers.
2296 (Parser_closure::script_info): New function.
2297 (Parser_closure::script_info_): New data member.
2298 (read_input_script): Report scripts earlier to incremental info.
2299 (script_add_file): Set script_info in Input_argument.
2300 (script_add_library): Likewise.
2301 * script.h (Script_options::Script_info): Rewrite class.
2303 2011-03-29 Cary Coutant <ccoutant@google.com>
2305 * archive.cc (Library_base::should_include_member): Move
2306 method here from class Archive.
2307 (Archive::Archive): Initialize base class.
2308 (Archive::should_include_member): Move to base class.
2309 (Archive::do_for_all_unused_symbols): New function.
2310 (Add_archive_symbols::run): Remove redundant access to
2312 (Lib_group::Lib_group): Initialize base class.
2313 (Lib_group::do_filename): New function.
2314 (Lib_group::include_member): Pass pointer to Lib_group to
2316 (Lib_group::do_for_all_unused_symbols): New function.
2317 (Add_lib_group_symbols::run): Report archive information for
2319 * archive.h (class Library_base): New base class.
2320 (class Archive): Derive from Library_base.
2321 (Archive::filename): Move to base class.
2322 (Archive::set_incremental_info): Likewise.
2323 (Archive::incremental_info): Likewise.
2324 (Archive::Should_include): Likewise.
2325 (Archive::should_include_member): Likewise.
2326 (Archive::Armap_entry): Remove.
2327 (Archive::Unused_symbol_iterator): Remove.
2328 (Archive::unused_symbols_begin): Remove.
2329 (Archive::unused_symbols_end): Remove.
2330 (Archive::do_filename): New function.
2331 (Archive::do_get_mtime): New function.
2332 (Archive::do_for_all_unused_symbols): New function.
2333 (Archive::task_): Move to base class.
2334 (Archive::incremental_info_): Likewise.
2335 (class Lib_group): Derive from Library_base.
2336 (Lib_group::do_filename): New function.
2337 (Lib_group::do_get_mtime): New function.
2338 (Lib_group::do_for_all_unused_symbols): New function.
2339 (Lib_group::task_): Move to base class.
2340 * dynobj.cc (Sized_dynobj::do_for_all_global_symbols): New
2342 * dynobj.h (Sized_dynobj::do_for_all_global_symbols): New
2344 * incremental.cc (Incremental_inputs::report_archive_begin):
2345 Use Library_base; call library's get_mtime; add incremental inputs
2346 entry before members.
2347 (class Unused_symbol_visitor): New class.
2348 (Incremental_inputs::report_archive_end): Use Library_base; use
2349 visitor class to record unused symbols; don't add incremental inputs
2350 entry after members.
2351 (Incremental_inputs::report_object): Use Library_base.
2353 (Incremental_archive_entry::Incremental_archive_entry): Remove
2354 unused Archive parameter.
2355 (Incremental_inputs::report_archive_begin): Use Library_base.
2356 (Incremental_inputs::report_archive_end): Likewise.
2357 (Incremental_inputs::report_object): Likewise.
2358 * object.cc (Sized_relobj::do_for_all_global_symbols): New
2360 * object.h (Object::for_all_global_symbols): New function.
2361 (Object::do_for_all_global_symbols): New function.
2362 (Sized_relobj::do_for_all_global_symbols): New function.
2363 * plugin.cc (Sized_pluginobj::do_for_all_global_symbols): New
2365 * plugin.h (Sized_pluginobj::do_for_all_global_symbols): New
2368 2011-03-27 Ian Lance Taylor <iant@google.com>
2370 * archive.cc (Archive::interpret_header): Return -1 if something
2371 goes wrong. Change callers accordingly.
2373 2011-03-25 Cary Coutant <ccoutant@google.com>
2375 * testsuite/Makefile.am (final_layout.stdout): Use -n option with nm.
2376 * testsuite/Makefile.in: Regenerate.
2378 2011-03-23 Rafael Ávila de Espíndola <respindola@mozilla.com>
2380 * plugin.cc (get_view): New.
2381 (Plugin::load): Pass get_view to the plugin.
2382 (Plugin_manager::get_view): New.
2384 2011-03-21 Ian Lance Taylor <iant@google.com>
2386 * testsuite/final_layout.sh: Rewrite to not use dc.
2387 * testsuite/relro_test.sh: Fail if dc is not present.
2389 2011-03-21 Sriraman Tallam <tmsriram@google.com>
2391 * testsuite/icf_safe_so_test.sh: Add #!/bin/sh to start.
2393 * testsuite/icf_string_merge_test.sh: Add #!/bin/sh to start.
2394 * testsuite/icf_safe_test.sh: Add #!/bin/sh to start.
2396 * testsuite/icf_sht_rel_addend_test.sh: Add #!/bin/sh to start.
2397 * testsuite/icf_preemptible_functions_test.sh: Add #!/bin/sh to start.
2399 2011-03-14 Ian Lance Taylor <iant@google.com>
2401 * script-sections.cc (Sort_output_sections::script_compare):
2402 Rename from is_before, change return type.
2403 (Sort_output_sections::operator()): Adjust accordingly.
2405 2011-03-11 Jeffrey Yasskin <jyasskin@google.com>
2408 * testsuite/odr_violation2.cc: Add comment to make all error line
2409 numbers double digits.
2410 * testsuite/debug_msg.sh: Adjust expected errors.
2412 2011-03-09 Jeffrey Yasskin <jyasskin@google.com>
2414 * dwarf_reader.cc (Sized_dwarf_line_info): Include all lines,
2415 but mark earlier ones as non-canonical
2416 (offset_to_iterator): Update search target and example
2417 (do_addr2line): Return extra lines in a vector*
2418 (format_file_lineno): Extract from do_addr2line
2419 (one_addr2line): Add vector* out-param
2420 * dwarf_reader.h (Offset_to_lineno_entry): New field recording
2421 when a lineno entry appeared last for its instruction
2422 (Dwarf_line_info): Add vector* out-param
2423 * object.cc (Relocate_info): Pass NULL for the vector* out-param
2424 * symtab.cc (Odr_violation_compare): Include the lineno in the
2426 (linenos_from_loc): New. Combine the canonical line for an
2427 address with its other lines.
2428 (True_if_intersect): New. Helper functor to make
2429 std::set_intersection a query.
2430 (detect_odr_violations): Compare sets of lines instead of just
2431 one line for each function. This became less deterministic, but
2432 has fewer false positives.
2433 * symtab.h: Declarations.
2434 * testsuite/Makefile.am (odr_violation2.o): Compile with -O2 to
2435 mix an optimized and non-optimized object in the same binary
2436 (odr_violation2.so): Same.
2437 * testsuite/Makefile.in: Regenerate from Makefile.am.
2438 * testsuite/debug_msg.cc (main): Make OdrDerived classes.
2439 * testsuite/debug_msg.sh: Update line numbers and add
2441 * testsuite/odr_violation1.cc: Use OdrDerived, in a
2442 non-optimized context.
2443 * testsuite/odr_violation2.cc: Make sure Ordering::operator()
2444 isn't inlined, and use OdrDerived in an optimized context.
2445 * testsuite/odr_header1.h: Defines OdrDerived, where
2446 optimization will change the
2447 first-instruction-in-the-destructor's file and line number.
2448 * testsuite/odr_header2.h: Defines OdrBase.
2450 2011-03-09 Ian Lance Taylor <iant@google.com>
2452 * fileread.cc (File_read::clear_views): Don't delete the whole
2455 2011-03-08 Ian Lance Taylor <iant@google.com>
2458 * fileread.cc: #include <climits>.
2459 (GOLD_IOV_MAX): Define.
2460 (File_read::read_multiple): Limit number of entries by iov_max.
2461 * fileread.h (class File_read): Always set max_readv_entries to
2464 2011-03-07 Ian Lance Taylor <iant@google.com>
2467 * options.h (class General_options): Add -dy and -dn.
2469 2011-03-02 Cary Coutant <ccoutant@google.com>
2471 * testsuite/script_test_9.t: Add TLS segment.
2473 2011-03-02 Simon Baldwin <simonb@google.com>
2475 * configure.ac: Add check for gnu_indirect_function support in
2476 the toolchain building binutils.
2477 * configure: Rebuild.
2479 2011-02-18 Rafael Ávila de Espíndola <respindola@mozilla.com>
2481 * symtab.cc (Symbol::should_add_dynsym_entry) Return false for
2482 plugin only symbols.
2483 (Symbol_table::sized_finalize_symbol) Mark symbol only present
2484 in plugin files as not needed in the symbol table.
2486 2011-02-11 Sriraman Tallam <tmsriram@google.com>
2488 * output.cc (Output_section::add_input_section): Delay fill
2489 generation for section ordering.
2491 2011-02-09 Ian Lance Taylor <iant@google.com>
2494 * object.h (class Sized_relobj): Remove clear_local_symbols.
2495 * reloc.cc (Sized_relobj::do_relocate): Don't call
2496 clear_local_symbols.
2498 2011-02-08 Rafael Ávila de Espíndola <respindola@mozilla.com>
2500 * plugin.cc (is_visible_from_outside): Return true for symbols
2503 2011-02-04 Jeffrey Yasskin <jyasskin@google.com>
2505 * symtab.cc (Odr_violation_compare::operator()): Sort by just the
2508 2011-02-02 Sriraman Tallam <tmsriram@google.com>
2510 * icf.h (is_section_foldable_candidate): Change type of parameter
2512 * icf.cc (Icf::find_identical_sections): Change type of local variable
2513 section_name to be std::string.
2514 (is_function_ctor_or_dtor): Change type of parameter to std::string.
2516 2011-01-25 Ian Lance Taylor <iant@google.com>
2518 * script.cc (script_add_extern): Rewrite to use
2519 add_symbol_reference.
2521 2011-01-25 Doug Kwan <dougkwan@google.com>
2523 * icf.cc (get_section_contents): Always lock section's object.
2525 2011-01-24 Ian Lance Taylor <iant@google.com>
2527 * options.h (class General_options): Accept
2528 --no-detect-odr-violations.
2530 2011-01-24 Ian Lance Taylor <iant@google.com>
2532 * version.cc (version_string): Bump to 1.11.
2534 2011-01-24 Ian Lance Taylor <iant@google.com>
2536 * plugin.cc (class Plugin_rescan): Define new class.
2537 (Plugin_manager::claim_file): Set any_claimed_.
2538 (Plugin_manager::save_archive): New function.
2539 (Plugin_manager::save_input_group): New function.
2540 (Plugin_manager::all_symbols_read): Create Plugin_rescan task if
2542 (Plugin_manager::new_undefined_symbol): New function.
2543 (Plugin_manager::rescan): New function.
2544 (Plugin_manager::rescannable_defines): New function.
2545 (Plugin_manager::add_input_file): Set any_added_.
2546 * plugin.h (class Plugin_manager): define new fields rescannable_,
2547 undefined_symbols_, any_claimed_, and any_added_. Declare
2548 Plugin_rescan as friend. Declare new functions.
2549 (Plugin_manager::Rescannable): Define type.
2550 (Plugin_manager::Rescannable_list): Define type.
2551 (Plugin_manager::Undefined_symbol_list): Define type.
2552 (Plugin_manager::Plugin_manager): Initialize new fields.
2553 * archive.cc (Archive::defines_symbol): New function.
2554 (Add_archive_symbols::run): Pass archive to plugins if any.
2555 * archive.h (class Archive): Declare defines_symbol.
2556 * readsyms.cc (Input_group::~Input_group): New function.
2557 (Finish_group::run): Pass input_group to plugins if any.
2558 * readsyms.h (class Input_group): Declare destructor.
2559 * symtab.cc (add_from_object): Pass undefined symbol to plugins if
2562 2011-01-10 Ian Lance Taylor <iant@google.com>
2564 * layout.cc (Layout::layout_eh_frame): Mark a writable .eh_frame
2566 (Layout::set_segment_offsets): Reset increase_relro before calling
2567 set_section_addresses a second time.
2569 2011-01-04 Cary Coutant <ccoutant@google.com>
2571 * script-sections.cc (Sort_output_sections::operator()): Sort TLS
2572 sections before NOBITS sections.
2574 2011-01-01 H.J. Lu <hongjiu.lu@intel.com>
2576 * version.cc (print_version): Update copyright to 2011.
2578 2010-12-23 Cary Coutant <ccoutant@google.com>
2580 * output.h (Output_data_reloc::add_output_section): Pass OD instead
2581 of OS to this->add. Add OD parameter to second form of the function.
2583 2010-12-20 Ian Lance Taylor <iant@google.com>
2585 * dwarf_reader.cc (Sized_dwarf_line_info::read_lines): Only keep
2586 second of two consecutive entries with same offset.
2588 2010-12-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2590 * testsuite/Makefile.am (ifuncmain2static_LDADD)
2591 (ifuncmain2_LDADD, ifuncmain4static_LDADD, ifuncmain4_LDADD)
2592 (ifuncmain7static_LDADD, ifuncmain7_LDADD): New empty variables,
2593 to avoid unneeded links against $(LDADD).
2594 * testsuite/Makefile.in: Regenerate.
2596 2010-12-15 Ian Lance Taylor <iant@google.com>
2599 * x86_64.cc (Target_x86_64::Scan::check_non_pic): Give an error
2600 for R_X86_64_32 and R_X86_64_PC32.
2601 * testsuite/Makefile.am (ver_matching_def.so): Depend on and use
2602 ver_matching_def_pic.o.
2603 (ver_matching_def_pic.o): New target.
2605 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2607 * fileread.cc (file_counts_lock, file_counts_initialize_lock)
2608 (total_mapped_bytes, current_mapped_bytes, maximum_mapped_bytes):
2609 Move definition before File_read::View member definitions.
2610 (File_read::View::~View): Initialize and hold lock before
2611 updating current_mapped_bytes.
2613 2010-12-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2615 * dwarf_reader.cc: Remove outdated comment.
2616 * gold-threads.cc: Fix typo in error message.
2617 * archive.cc: Fix typos in comments.
2618 * archive.h: Likewise.
2619 * arm-reloc-property.cc: Likewise.
2620 * arm-reloc-property.h: Likewise.
2621 * arm-reloc.def: Likewise.
2623 * attributes.h: Likewise.
2624 * cref.cc: Likewise.
2625 * ehframe.cc: Likewise.
2626 * fileread.h: Likewise.
2628 * i386.cc: Likewise.
2630 * incremental.h: Likewise.
2631 * int_encoding.cc: Likewise.
2632 * layout.h: Likewise.
2633 * main.cc: Likewise.
2634 * merge.h: Likewise.
2635 * object.cc: Likewise.
2636 * object.h: Likewise.
2637 * options.cc: Likewise.
2638 * readsyms.cc: Likewise.
2639 * reduced_debug_output.cc: Likewise.
2640 * reloc.cc: Likewise.
2641 * script-sections.cc: Likewise.
2642 * sparc.cc: Likewise.
2643 * symtab.h: Likewise.
2644 * target-reloc.h: Likewise.
2645 * target.cc: Likewise.
2646 * target.h: Likewise.
2647 * timer.cc: Likewise.
2648 * timer.h: Likewise.
2649 * x86_64.cc: Likewise.
2651 2010-12-09 Cary Coutant <ccoutant@google.com>
2653 * layout.cc (Layout::layout_gnu_stack): Add warnings for executable
2655 * layout.h (Layout::layout_gnu_stack): Add pointer to Object
2656 parameter; change all callers.
2657 * object.cc (Sized_relobj::do_layout): Adjust call to layout_gnu_stack.
2658 * options.h (warn_execstack): New option.
2660 2010-12-07 Doug Kwan <dougkwan@google.com>
2662 * arm.cc (Target_arm::Scan::get_reference_flags): Treat R_ARM_PREL31
2663 like function call relocations.
2665 2010-12-07 Ian Lance Taylor <iant@google.com>
2667 * archive.cc (Archive::get_elf_object_for_member): Permit
2668 punconfigured to be NULL.
2669 (Archive::read_symbols): Pass NULL to get_elf_object_for_member.
2670 (Archive::include_member): Pass NULL to get_elf_object_for_member
2671 if we searched for the archive and this is the first included
2674 2010-12-01 Ian Lance Taylor <iant@google.com>
2676 * dwarf_reader.h (class Sized_dwarf_line_info): Add
2677 track_relocs_type_ field.
2678 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2679 Set track_relocs_type_.
2680 (Sized_dwarf_line_info::process_one_opcode): Ignore the section
2681 contents when using RELA relocs.
2682 (Sized_dwarf_line_info::read_relocs): Add the reloc addend to
2684 * reloc.cc (Track_relocs::next_addend): New function.
2685 * reloc.h (class Track_relocs): Declare next_addend.
2687 2010-12-01 Ian Lance Taylor <iant@google.com>
2689 * testsuite/icf_virtual_function_folding_test.cc (class Bar): Add
2692 2010-12-01 Ian Lance Taylor <iant@google.com>
2694 * README: Update compilers known to work and fail.
2696 2010-11-23 Matthias Klose <doko@ubuntu.com>
2698 * configure.in: For --enable-gold, handle value `default' instead of
2699 `both*'. Always install ld as ld.bfd, install as ld if gold is
2701 * configure: Regenerate.
2703 2010-11-18 Doug Kwan <dougkwan@google.com>
2705 * expression.cc (BINARY_EXPRESSION): Initialize left_alignment
2706 and right_alignment to be zero. Store result alignment only if it is
2707 greater than existing alignment.
2709 2010-11-16 Cary Coutant <ccoutant@google.com>
2712 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
2713 Check for ".zdebug_line".
2715 2010-11-16 Doug Kwan <dougkwan@google.com>
2716 Cary Coutant <ccoutant@google.com>
2718 * output.h (Output_segment::set_section_addresses): Pass increase_relro
2719 by reference; adjust all callers.
2720 * output.cc (Output_segment::set_section_addresses): Adjust references
2721 to increase_relro. Add padding to *increase_relro when ORDER_RELRO_LAST
2723 (Output_segment::set_offset): Assert if PT_GNU_RELRO segment does not
2724 end at page boundary.
2726 2010-11-16 Cary Coutant <ccoutant@google.com>
2729 * layout.cc (Layout::choose_output_section): Transform names of
2730 compressed sections even when using a script with a SECTIONS clause.
2731 (Layout::output_section_name): Remove code to transform
2732 compressed debug section names.
2733 * output.cc (Output_section::add_input_section): Use uncompressed
2734 section size when tracking input sections.
2736 2010-11-11 Richard Sandiford <richard.sandiford@linaro.org>
2738 * symtab.h (Symbol::NON_PIC_REF): Remove.
2739 (Symbol::RELATIVE_REF, Symbol::TLS_REF): New Reference_flags.
2740 (Symbol::FUNCTION_CALL): Renumber. Reword comment.
2741 (Symbol::needs_dynamic_reloc): Don't check NON_PIC_REF.
2742 (Symbol::use_plt_offset): Take a flags argument and pass it
2743 directly to needs_dynamic_reloc. Restrict check for undefined
2744 weak symbols to function calls.
2745 * arm.cc (Target_arm::Scan::get_reference_flags): New function.
2746 (Target_arm::Scan::global): Use it.
2747 (Target_arm::Scan::scan_reloc_for_stub): Likewise.
2748 (Target_arm::Relocate::relocate): Likewise.
2749 (Target_arm::Relocate::should_apply_static_reloc): Replace flags
2750 parameter with an r_type parameter. Use get_reference_flags
2752 (Target_arm::Relocate::relocate): Update accordingly.
2753 * i386.cc (Target_i386::Scan::get_reference_flags): New function.
2754 (Target_i386::Scan::reloc_needs_plt_for_ifunc): Use it.
2755 (Target_i386::Scan::global): Likewise.
2756 (Target_i386::Relocate::relocate): Likewise.
2757 (Target_i386::Relocate::should_apply_static_reloc): Replace flags
2758 parameter with an r_type parameter. Use get_reference_flags
2760 (Target_i386::Relocate::relocate): Update accordingly.
2761 * powerpc.cc (Target_powerpc::Scan::get_reference_flags): New function.
2762 (Target_powerpc::Scan::global): Use it.
2763 (Target_powerpc::Scan::scan_reloc_for_stub): Likewise.
2764 (Target_powerpc::Relocate::relocate): Likewise.
2765 * sparc.cc (Target_sparc::Scan::get_reference_flags): New function.
2766 (Target_sparc::Scan::global): Use it.
2767 (Target_sparc::Scan::scan_reloc_for_stub): Likewise.
2768 (Target_sparc::Relocate::relocate): Likewise.
2769 * x86_64.cc (Target_x86_64::Scan::get_reference_flags): New function.
2770 (Target_x86_64::Scan::reloc_needs_plt_for_ifunc): Use it.
2771 (Target_x86_64::Scan::global): Likewise.
2772 (Target_x86_64::Relocate::relocate): Likewise.
2774 2010-11-08 Doug Kwan <dougkwan@google.com>
2775 Cary Coutant <ccoutant@google.com>
2777 * arm.cc (Arm_exidx_merge_section::build_contents): New method.
2778 (Arm_exidx_merge_section::section_contents_): New data member.
2779 (Arm_input_section::Arm_input_section): Initialize original_contents_.
2780 (Arm_input_section::~Arm_input_section): De-allocate memory.
2781 (Arm_input_section::original_contents_): New data member.
2782 (Arm_exidx_fixup::process_exidx_section): Pass EXIDX section contents
2783 in parameters instead of calling Object::section_contents without
2785 (Arm_output_section::group_section): New parameter TASK. Pass it
2786 to callees that need locking objects.
2787 (Arm_output_section::fix_exidx_coverage): New parameter TASK. Use it
2788 to lock EXIDX input sections. Fix a formatting issue. Call
2789 Arm_exidx_merged_section::build_contents to create merged section
2791 (Arm_output_section::create_stub_group): New parameter TASK. Use it
2792 to lock object of stub table owner.
2793 (Arm_exidx_input_section::Arm_exidx_input_section): Add new parameter
2794 TEXT_SIZE to initialize data member TEXT_SIZE_.
2795 (Arm_exidx_input_section::addralign): Fix typo in comment.
2796 (Arm_exidx_input_section::text_size): New method.
2797 (Target_arm::do_relax): New parameter TASK. Pass it to callees
2798 that require locking objects. Lock objects before scanning for stubs
2799 and updating local symbols.
2800 (Arm_input_section<big_endian>::init): Copy contents of original
2802 (Arm_input_section<big_endian>::do_write): Use saved contents of
2803 original input section instead of calling Object::section_contents
2805 (Arm_exidx_cantunwind::do_fixed_endian_write): Find out text section
2806 size without calling Object::section_size().
2807 (Arm_exidx_merged_section::Arm_exidx_merged_section): Add sanity check
2808 for size. Allocate a buffer for merged EXIDX entries.
2809 (Arm_exidx_merged_section::build_contents): New method.
2810 (Arm_exidx_merged_section::do_write): Move merge section contents
2811 building code to Arm_exidx_merged_section::build_contetns. Write
2812 out contetns in buffer instead of building it on the fly.
2813 (Arm_relobj::make_exidx_input_section): Also pass text section size
2814 to Arm_exidx_input_section constructor.
2815 (Arm_relobj::do_read_symbols): Fix memory leak. Fix a formatting issue.
2816 (Arm_dynobj::do_read_symbols): Fix memory leak.
2817 * layout.cc (Layout::finalize): Pass TASK to Target::relax().
2818 * target.h: (class Task): Add forward declaration.
2819 (Target::relax): Add new parameter TASK and pass it to
2821 (Target::do_relax):: New parameter TASK. Fix a formatting issue.
2823 2010-11-05 Cary Coutant <ccoutant@google.com>
2826 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Hold a lock on the
2827 object when reading from the file.
2828 * gold.cc (queue_middle_tasks): Hold a lock on the object when doing
2830 * icf.cc (preprocess_for_unique_sections): Hold a lock on the object
2831 when reading section contents.
2832 (get_section_contents): Likewise.
2833 (icf::find_identical_sections): Likewise.
2834 * mapfile.cc (Mapfile::print_discarded_sections): Hold a lock on the
2835 object when reading from the file.
2836 * plugin.cc (Plugin_manager::layout_deferred_objects): Hold a lock on
2837 the object when doing deferred section layout.
2839 2010-11-03 Nick Clifton <nickc@redhat.com>
2842 * script.h (class Symbol_assignment: name): New member. Returns
2843 the name of the symbol.
2844 * scrfipt.cc (Script_options::is_pending_assignment): New member.
2845 Returns true if the given symbol name is on the list of
2846 assignments wating to be processed.
2847 * archive.cc (should_incldue_member): If the symbol is undefined,
2848 check to see if it is on the list of symbols pending assignment.
2850 2010-11-03 Ryan Mansfield <rmansfield@qnx.com>
2852 * script-sections.cc (Script_sections::find_memory_region): Check
2853 for a NULL output section pointer.
2855 2010-10-29 Doug Kwan <dougkwan@google.com>
2857 * arm.cc (Arm_outout_section::fix_exidx_coverage): Adjust call to
2858 Output_section::add_relaxed_input_section.
2859 * output.cc (Output_section::add_relaxed_input_section): Add new
2860 arguments LAYOUT and NAME. Set section order index.
2861 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
2862 Copy section order index.
2863 * output.h (Output_section::add_relaxed_input_section): Add new
2864 arguments LAYOUT and NAME.
2866 2010-10-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2868 * testsuite/Makefile.am: Move gcctestdir/ld rule to
2869 NATIVE_OR_CROSS_LINKER.
2870 * testsuite/Makefile.in: Regenerate.
2872 2010-10-20 Doug Kwan <dougkwan@google.com>
2874 * arm.cc (Arm_relobj::do_read_symbols): Warn about ARM EXIDX sections
2875 without SHF_LINK_ORDER flags.
2876 * layout.cc (Layout::choose_output_section): Do not filter
2877 SHF_LINK_ORDER flag in a relocatable link.
2879 2010-10-17 Cary Coutant <ccoutant@google.com>
2881 * output.h (Output_segment::set_section_addresses): Change function
2882 signature. Update all callers.
2883 * output.cc (Output_segment::is_first_section_relro): Ignore TLS
2885 (Output_segment::set_section_addresses): Align after last TLS
2886 section. Add padding before last relro section instead of after.
2888 2010-10-17 Doug Kwan <dougkwan@google.com>
2890 * gold/arm.cc (Target_arm::got_section): Use correct order and set
2891 GOT output section to be writable.
2893 2010-10-14 Cary Coutant <ccoutant@google.com>
2895 * debug.h (DEBUG_INCREMENTAL): New flag.
2896 (debug_string_to_enum): Add DEBUG_INCREMENTAL).
2897 * gold.cc (queue_initial_tasks): Check parameters for incremental link
2899 * incremental.cc (report_command_line): Ignore all forms of
2901 * layout.cc (Layout::Layout): Check parameters for incremental link
2903 * options.cc (General_options::parse_incremental): New function.
2904 (General_options::parse_no_incremental): New function.
2905 (General_options::parse_incremental_full): New function.
2906 (General_options::parse_incremental_update): New function.
2907 (General_options::incremental_mode_): New data member.
2908 (General_options::finalize): Check incremental_mode_.
2909 * options.h (General_options): Update help text for --incremental.
2910 Add --no-incremental, --incremental-full, --incremental-update.
2911 (General_options::Incremental_mode): New enum type.
2912 (General_options::incremental_mode): New function.
2913 (General_options::incremental_mode_): New data member.
2914 * parameters.cc (Parameters::incremental_mode_): New data member.
2915 (Parameters::set_options): Set incremental_mode_.
2916 (Parameters::set_incremental_full): New function.
2917 (Parameters::incremental): New function.
2918 (Parameters::incremental_update): New function.
2919 (set_parameters_incremental_full): New function.
2920 * parameters.h (Parameters::set_incremental_full): New function.
2921 (Parameters::incremental): New function.
2922 (Parameters::incremental_update): New function.
2923 (Parameters::incremental_mode_): New data member.
2924 (set_parameters_incremental_full): New function.
2925 * plugin.cc (Plugin_manager::add_input_file): Check parameters for
2926 incremental link mode.
2927 * reloc.cc (Sized_relobj::do_read_relocs): Likewise.
2928 (Sized_relobj::do_relocate_sections): Likewise.
2929 * testsuite/Makefile.am (incremental_test): Use --incremental-full
2931 * testsuite/Makefile.in: Regenerate.
2932 * testsuite/incremental_test.sh: Filter all forms of --incremental.
2934 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2936 * script-sections.h (class Script_sections): Make
2937 Sections_elements typedef public.
2938 * script-sections.cc (class Sort_output_sections): Add elements_
2939 field. Add constructor which sets it; change all callers.
2940 (Sort_output_sections::is_before): New function.
2941 (Sort_output_sections::operator()): Call is_before.
2942 * configure.ac (NATIVE_OR_CROSS_LINKER): New automake
2944 * testsuite/script_test_10.sh: New test. Test script section
2946 * testsuite/script_test_10.t: Likewise.
2947 * testsuite/script_test_10.s: Likewise.
2948 * testsuite/Makefile.am: Wrap the cross linker tests and the
2949 common tests into NATIVE_OR_CROSS_LINKER.
2950 (check_SCRIPTS): Add script_test_10.sh.
2951 (check_DATA): Add script_test_10.stdout.
2952 (script_test_10.o, script_test_10): New targets.
2953 (script_test_10.stdout): New target.
2954 * configure, testsuite/Makefile.in: Regenerate.
2956 2010-10-12 Viktor Kutuzov <vkutuzov@accesssoftek.com>
2958 * arm.cc (Target_arm::Scan::local): Report the unsupported reloc
2959 error for the deprecated relocations.
2960 (Target_arm::Scan::global): Likewise.
2961 (Target_arm::Relocate::relocate): Likewise.
2963 2010-10-12 Richard Sandiford <richard.sandiford@linaro.org>
2965 * fileread.cc (Input_file::find_file): Initialize *found_name
2966 and *namep when using the fallback search for case 4.
2968 2010-10-11 Cary Coutant <ccoutant@google.com>
2970 * options.h (class General_options): Redefine -z lazy as an alias for
2971 the negation of -z now.
2973 2010-10-11 Ian Lance Taylor <iant@google.com>
2975 * resolve.cc (symbol_to_bits): Report the value of the unsupported
2978 2010-10-06 Nick Clifton <nickc@redhat.com>
2980 * script-sections.cc(class Memory_region): Remove
2981 current_lma_offset_ field. Rename current_vma_offset_ to
2982 current_offset_. Add last_section_ field.
2983 (Memory_region::get_current_vma_address): Rename to
2984 get_current_address.
2985 (Memory_region::get_current_lma_address): Delete.
2986 (Memory_region::increment_vma_offset): Rename to
2988 (Memory_region::increment_lma_offset): Delete.
2989 (Memory_region::attributes_compatible): New method. Returns
2990 true if the provided section is compatible with the region.
2991 (Memory_region::get_last_section): New method. Returns the last
2992 section to use the region.
2993 (Memory_region::set_last_section): New method. Stores the last
2994 section to use the region.
2995 (Script_sections::block_in_region): New method. Returns true if
2996 a block of memory is contained within a region.
2997 (Script_sections::find_memory_region): New method. Locates a
2998 memory region to be used to set a VMA or LMA address.
2999 (Output_section_definition::set_section_addresses): Add code to
3000 check for addresses set by memory regions.
3001 (Output_segment::set_section_addresses): Remove memory region
3003 (Script_sections::create_segment): Add a warning if a header
3004 segment is created outside of any region.
3005 * script-sections.h (class Script_sections): Add prototypes for
3006 find_memory_region and block_in_region methods.
3007 * testsuite/memory_test.s: Use .long instead of .word.
3008 * testsuite/memory_test.t: Add some more output sections.
3009 * testsuite/memory_test.sh: Update expected output.
3011 2010-10-02 Doug Kwan <dougkwan@google.com>
3013 * symtab.cc (Symbol_table::Symbol_table_hash::operator()): Move
3014 defintion to symtab.h
3015 * symtab.h (Symbol_table::Symbol_table_hash::operator()): Change
3016 declaration to defintion.
3018 2010-10-01 Nick Clifton <nickc@redhat.com>
3020 * expression.cc (eval): Replace dummy argument with NULL.
3021 (eval_maybe_dot): Check for a NULL result section pointer.
3022 (Symbol_expression::value): Likewise.
3023 (Dot_expression::value): Likewise.
3024 (BINARY_EXPRESSION): Likewise.
3025 (Max_expression::value): Likewise.
3026 (Min_expression::value): Likewise.
3027 (Absolute_expression::value): Likewise.
3028 (Addr_expression::value_from_output_section): Likewise.
3029 (Loaddddr_expression::value_from_output_section): Likewise.
3030 (Segment_start_expression::value): Likewise.
3031 * script-sections.cc
3032 (Sections_elememt_dot_assignment::finalize_symbols): Replace dummy
3034 (Sections_elememt_dot_assignment::set_section_addresses):
3036 (Output_data_expression::do_write_to_buffer): Likewise.
3037 (Output_section_definition::finalize_symbols): Likewise.
3038 (Output_section_definition::set_section_addresses): Likewise.
3040 2010-09-30 Doug Kwan <dougkwan@google.com>
3042 * gold/testsuite/arm_branch_out_of_range.sh: Fix broken tests.
3044 2010-09-28 Sriraman Tallam <tmsriram@google.com>
3046 * target.h (Target::can_icf_inline_merge_sections): New virtual
3048 * x86_64.cc (Target__x86_64::can_icf_inline_merge_sections): New
3050 * i386.cc (Target_i386::can_icf_inline_merge_sections): New
3052 * icf.cc (get_section_contents): Inline merge sections only when
3055 2010-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3057 * configure: Regenerate.
3059 2010-09-17 Ian Lance Taylor <iant@google.com>
3061 * testsuite/memory_test.sh: Adjust for change of 2010-09-10.
3062 * testsuite/Makefile.am (memory_test.o): New target.
3063 (memory_test): Depend on memory_test.o, gcctestdir/ld, and
3065 * testsuite/Makefile.in: Rebuild.
3067 2010-09-17 Doug Kwan <dougkwan@google.com>
3069 * arm.cc (Target_arm::Relocate::relocate): Ignore symbol type and
3070 defintion if relocation uses GOT entries of the symbol.
3071 * testsuite/icf_safe_test.sh: Fix test.
3072 * testsuite/icf_safe_so_test.sh: Fix test.
3074 2010-09-16 Cary Coutant <ccoutant@google.com>
3076 * script_sections.cc (class Memory_region): Remove "NULL" from
3077 vector initializations.
3079 2010-09-15 Cary Coutant <ccoutant@google.com>
3081 * incremental.cc (Output_section_incremental_inputs::write_info_blocks):
3082 Resolve forwarding symbols.
3084 2010-09-15 Doug Kwan <dougkwan@google.com>
3086 * gold/testsuite/script_test_3.t: Add ARM special sections.
3087 * gold/testsuite/script_test_4.t: Same.
3088 * gold/testsuite/script_test_5.t: Same.
3089 * gold/testsuite/script_test_6.t: Same.
3090 * gold/testsuite/script_test_7.t: Same.
3091 * gold/testsuite/script_test_7.t: Same.
3092 * gold/testsuite/thumb_blx_out_of_range.s: Fix instruction alignment.
3094 2010-09-14 Cary Coutant <ccoutant@google.com>
3096 * x86_64.cc (Target_x86_64::saw_tls_block_reloc_): Remove member.
3097 (Target_x86_64::Relocate::relocate_tls): Replace check for
3098 saw_tls_block_reloc_ with test for executable section.
3100 2010-09-12 Cary Coutant <ccoutant@google.com>
3102 * symtab.h (Symbol::needs_dynamic_reloc): Non-PIC calls from
3103 position-independent executables to shared libraries need dynamic
3105 (Symbol::may_need_copy_reloc): Do not generate COPY relocs in
3106 position-independent executables.
3107 * testsuite/Makefile.am (two_file_mixed_pie_test): New test.
3108 * testsuite/Makefile.in: Regenerate.
3110 2010-09-10 Nick Clifton <nickc@redhat.com>
3113 * testsuite/memory_test.t: Discard any sections that are not
3116 2010-09-09 H.J. Lu <hongjiu.lu@intel.com>
3119 * object.cc (Sized_relobj::do_finalize_local_symbols): Remove
3120 "This::" to work around a bug in gcc 4.2.
3122 * testsuite/ifuncmain7.c (foo_ifunc): Add __attribute__ ((used)).
3124 2010-09-09 Rafael Espindola <espindola@google.com>
3126 * layout.cc (Layout::attach_allocated_section_to_segment): Don't put
3127 sections with different PF_X flags in the same segment.
3128 (Layout::find_first_load_seg): Search all segments to find the first
3130 * options.h (rosegment): New.
3132 2010-09-08 Rafael Espindola <espindola@google.com>
3134 * layout.cc (Layout::set_segment_offsets): Always advance to a new page.
3136 2010-09-08 Doug Kwan <dougkwan@google.com>
3138 * arm.cc (Arm_exidx_cantunwind::do_print_to_mapfile): New method.
3139 (Arm_relobj::do_relocate_sections): Add new parameter for output
3140 file to match the parent.
3141 (Target_arm::scan_reloc_section_for_stubs): Use would-be final values
3142 of local symbols instead of input values. Update code to track
3143 changes in gold::relocate_section.
3144 * object.cc (Sized_relobj::compute_final_local_value): New methods.
3145 (Sized_relobj::compute_final_local_value_internal): New methods.
3146 (Sized_relobj::do_finalize_local_symbols): Move code from loop
3147 body into private version of Sized_relobj::compute_final_local_value.
3148 Call the inline method.
3149 * object.h (Symbol_value::Symbol_value): Define destructor. Free
3150 merged symbol value if there is one.
3151 (Symbol_value::has_output_value): New method defintiion.
3152 (Sized_relobj::Compute_final_local_value_status): New enum type.
3153 (Sized_relobj::compute_final_local_value): New methods.
3154 (Sized_relobj::compute_final_local_value_internal): New methods.
3155 * Makefile.am (check_SCRIPTS): Add arm_branch_out_of_range.sh
3156 and arm_cortex_a8.sh.
3157 (thumb_bl_out_of_range_local, arm_cortex_a8_b_cond, arm_cortex_a8_bl,
3158 arm_cortex_a8_blx, arm_cortex_a8_local, arm_corte_a8_local_reloc):
3160 * Makefile.in: Regenerate.
3161 * testsuite/arm_bl_out_of_range.s: Update test.
3162 * testsuite/thumb_bl_out_of_range.s: Ditto.
3163 * testsuite/thumb_blx_out_of_range.s: Ditto.
3164 * testsuite/arm_branch_out_of_range.sh: New file.
3165 * testsuite/arm_cortex_a8.sh: Ditto.
3166 * testsuite/arm_cortex_a8_b.s: Ditto.
3167 * testsuite/arm_cortex_a8_b_cond.s: Ditto.
3168 * testsuite/arm_cortex_a8_b_local.s: Ditto.
3169 * testsuite/arm_cortex_a8_bl.s: Ditto.
3170 * testsuite/arm_cortex_a8_blx.s: Ditto.
3171 * testsuite/arm_cortex_a8_local.s: Ditto.
3172 * testsuite/arm_cortex_a8_local_reloc.s: Ditto.
3173 * testsuite/thumb_bl_out_of_range_local.s: Ditto.
3175 2010-09-08 Rafael Espindola <espindola@google.com>
3177 * Makefile.am (memory_test.stdout): Run readelf with -W.
3178 * Makefile.in: Regenerate.
3179 * testsuite/memory_test.sh: Make the regexps accept both 32 and
3182 2010-09-08 Rafael Espindola <espindola@google.com>
3184 * script-sections.cc (Script_sections::add_memory_region): Convert
3185 field precision to int.
3186 * script.cc (script_set_section_region, script_set_section_region):
3187 Convert field precision to int.
3189 2010-09-08 Rafael Espindola <espindola@google.com>
3191 * arm.cc (do_finalize_sections): Create the __exidx_start and
3192 __exdix_end symbols even when the section is missing.
3194 2010-09-08 Nick Clifton <nickc@redhat.com>
3196 * README: Remove claim that MEMORY is not supported.
3197 * expression.cc (script_exp_function_origin)
3198 (script_exp_function_length): Move from here to ...
3199 * script.cc: ... here.
3200 (script_set_section_region, script_add_memory)
3201 (script_parse_memory_attr, script_include_directive): New
3203 * script-sections.cc
3204 (class Memory_region): New class.
3205 (class Output_section_definition): Add set_memory_region,
3206 set_section_vma, set_section_lma and get_section_name methods.
3207 (class Script_Sections): Add add_memory_region,
3208 find_memory_region, find_memory_region_origin,
3209 find_memory_region_length and set_memory_region methods.
3210 Have set_section_addresses method walk the list of set memory
3212 Extend the print methos to display memory regions.
3213 * script-sections.h: Add prototypes for new methods.
3214 Add enum for MEMORY region attributes.
3215 * yyscript.y: Add support for parsing MEMORY regions.
3216 * script-c.h: Add prototypes for new functions.
3217 * testsuite/Makefile.am: Add test of MEMORY region functionality.
3218 * testsuite/Makefile.in: Regenerate.
3219 * testsuite/memory_test.sh: New script.
3220 * testsuite/memory_test.s: New assembler source file.
3221 * testsuite/memory_test.t: New linker script.
3223 2010-08-27 Doug Kwan <dougkwan@google.com>
3225 * gold/resolve.cc (Symbol_table::should_override): Let a weak
3226 reference override an existing dynamic weak reference.
3227 * testsuite/Makefile.am: Add new test dyn_weak_ref.
3228 * testsuite/Makefile.in: Regenerate.
3229 * testsuite/dyn_weak_ref.sh: New file.
3230 * testsuite/dyn_weak_ref_1.c: Ditto.
3231 * testsuite/dyn_weak_ref_2.c: Ditto.
3233 2010-08-27 Ian Lance Taylor <iant@google.com>
3235 * incremental.h (class Incremental_input_entry): Add virtual
3238 2010-08-27 Ian Lance Taylor <iant@google.com>
3240 * testsuite/start_lib_test_3.c: Mark t3 as used.
3242 2010-08-27 Nick Clifton <nickc@redhat.com>
3244 * options.cc (version_script): Fix small typo in previous
3247 2010-08-25 Nick Clifton <nickc@redhat.com>
3249 * archive.cc: Formatting fixes: Remove whitespace between
3250 typename and following asterisk. Remove whitespace between
3251 function name and opening parenthesis.
3252 * archive.h: Likewise.
3254 * attributes.cc: Likewise.
3255 * attributes.h: Likewise.
3256 * common.cc: Likewise.
3257 * copy-relocs.cc: Likewise.
3258 * dirsearch.h: Likewise.
3259 * dynobj.cc: Likewise.
3260 * ehframe.cc: Likewise.
3261 * ehframe.h: Likewise.
3262 * expression.cc: Likewise.
3263 * fileread.cc: Likewise.
3264 * fileread.h: Likewise.
3266 * gold-threads.cc: Likewise.
3267 * gold.cc: Likewise.
3268 * i386.cc: Likewise.
3270 * incremental-dump.cc: Likewise.
3271 * incremental.cc: Likewise.
3272 * layout.cc: Likewise.
3273 * layout.h: Likewise.
3274 * main.cc: Likewise.
3275 * merge.cc: Likewise.
3276 * merge.h: Likewise.
3277 * object.cc: Likewise.
3278 * object.h: Likewise.
3279 * options.cc: Likewise.
3280 * options.h: Likewise.
3281 * output.cc: Likewise.
3282 * output.h: Likewise.
3283 * plugin.cc: Likewise.
3284 * plugin.h: Likewise.
3285 * powerpc.cc: Likewise.
3286 * reloc.cc: Likewise.
3287 * script-c.h: Likewise.
3288 * script-sections.cc: Likewise.
3289 * script.cc: Likewise.
3290 * stringpool.cc: Likewise.
3291 * symtab.cc: Likewise.
3292 * symtab.h: Likewise.
3293 * target.cc: Likewise.
3294 * timer.cc: Likewise.
3295 * timer.h: Likewise.
3296 * version.cc: Likewise.
3297 * x86_64.cc: Likewise.
3299 2010-08-24 Nick Clifton <nickc@redhat.com>
3302 * layout.cc (segment_precedes): Sort segments by their physical
3303 addresses, if they have been set.
3305 2010-08-23 Cary Coutant <ccoutant@google.com>
3307 * archive.cc (Lib_group::add_symbols): Lock object before deleting its
3309 (Lib_group::include_member): Unlock object after deleting its
3311 * testsuite/start_lib_test_3.c: Remove all global symbols to trigger
3314 2010-08-19 Neil Vachharajani <nvachhar@google.com>
3315 Cary Coutant <ccoutant@google.com>
3317 * gold/archive.h (Add_lib_group_symbols): Add readsyms_blocker_, adjust
3318 constructor, and set_blocker.
3319 * gold/archive.cc (Add_lib_group_symbols::is_runnable): Also check
3321 * gold/readsyms.cc (Read_symbols::do_lib_group): Also pass
3322 this->this_blocker_ to Add_lib_group_symbols::set_blocker.
3323 * testsuite/Makefile.am (start_lib_test): New test case.
3324 * testsuite/Makefile.in: Regenerate.
3325 * testsuite/start_lib_test_main.c: New file.
3326 * testsuite/start_lib_test_1.c: New file.
3327 * testsuite/start_lib_test_2.c: New file.
3328 * testsuite/start_lib_test_3.c: New file.
3330 2010-08-19 Ian Lance Taylor <iant@google.com>
3332 * Makefile.in: Rebuild with automake 1.11.1.
3333 * aclocal.m4: Likewise.
3334 * testsuite/Makefile.in: Likewise.
3336 2010-08-19 Ian Lance Taylor <iant@google.com>
3339 * i386.cc (class Output_data_plt_i386): Update declarations.
3340 Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and
3341 local_ifuncs_ fields.
3342 (Target_i386::do_plt_section_for_global): New function.
3343 (Target_i386::do_plt_section_for_local): New function.
3344 (Output_data_plt_i386::Output_data_plt_i386): Add symtab
3345 parameter; change all callers. Initialize global_ifuncs_ and
3346 local_ifuncs_. If doing a static link define __rel_iplt_start and
3348 (Output_data_plt_i386::add_entry): Handle IFUNC symbols.
3349 (Output_data_plt_i386::add_local_ifunc_entry): New function.
3350 (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC
3352 (Target_i386::make_plt_section): New function, broken out of
3353 make_plt_entry. Set sh_info field of .rel.plt to point to .plt.
3354 (Target_i386::make_plt_entry): Call make_plt_section.
3355 (Target_i386::make_local_ifunc_plt_entry): New function.
3356 (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function.
3357 (Target_i386::Scan::local): Handle IFUNC symbols. Add
3358 R_386_IRELATIVE to switch.
3359 (Target_i386::Scan::global): Likewise.
3360 (Target_i386::Relocate::relocate): Likewise.
3361 (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to
3363 * x86_64.cc (class Output_data_plt_x86_64): Update declarations.
3364 (Target_x86_64::do_plt_section_for_global): New function.
3365 (Target_x86_64::do_plt_section_for_local): New function.
3366 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab
3367 parameter; change all callers. If doing a static link define
3368 __rela_iplt_start and __rela_iplt_end.
3369 (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols.
3370 (Output_data_plt_x86_64::add_local_ifunc_entry): New function.
3371 (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt
3373 (Target_x86_64::make_local_ifunc_plt_entry): New function.
3374 (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to
3376 (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function.
3377 (Target_x86_64::Scan::local): Handle IFUNC symbols. Add
3378 R_X86_64_IRELATIVE to switch.
3379 (Target_x86_64::Scan::global): Likewise.
3380 (Target_x86_64::Relocate::relocate): Likewise.
3381 (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to
3383 * target.h (class Target): Add plt_section_for_global and
3384 plt_section_for_local functions. Add do_plt_section_for_global
3385 and do_plt_section_for_local virtual functions.
3386 * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add
3387 clarifying comments.
3388 (Symbol::use_plt_offset): Handle IFUNC symbol.
3389 * object.cc (Sized_relobj::Sized_relobj): Initialize
3391 (Sized_relobj::local_has_plt_offset): New function.
3392 (Sized_relobj::local_plt_offset): New function.
3393 (Sized_relobj::set_local_plt_offset): New function.
3394 (Sized_relobj::do_count): Handle IFUNC symbol.
3395 * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take
3396 a bit away from input_shndx_ field. Add set_is_func_symbol and
3397 is_ifunc_symbol functions.
3398 (class Sized_relobj): Update declarations. Remove Tls_got_entry
3399 and Local_tls_got_offsets. Define Local_plt_offsets. Add
3400 local_plt_offsets_ field.
3401 (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_.
3402 * output.h (class Output_section_data): Add non-const
3403 output_section function.
3404 (class Output_data_got): Update declarations.
3405 (class Output_data_got::Got_entry): Add use_plt_offset_ field.
3406 Add use_plt_offset parameter to global and local constructors.
3407 Change all callers. Change local_sym_index_ field to 31 bits.
3408 Change GSYM_CODE and CONSTANT_CODE accordingly.
3409 * output.cc (Output_data_reloc_base::do_adjust_output_section): If
3410 doing a static link don't set sh_link field.
3411 (Output_data_got::Got_entry::write): Use PLT offset if
3413 (Output_data_got::add_global_plt): New function.
3414 (Output_data_got::add_local_plt): New function.
3415 * target-reloc.h (relocate_section): Handle IFUNC symbol.
3416 * defstd.cc (in_section): Remove entries for __rel_iplt_start,
3417 __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end.
3418 * configure.ac: Set IFUNC automake conditional for glibc >= 2.11.
3419 * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within
3421 * testsuite/ifunc-sel.h: New file.
3422 * testsuite/ifuncmain1.c: New file.
3423 * testsuite/ifuncmain1vis.c: New file.
3424 * testsuite/ifuncmod1.c: New file.
3425 * testsuite/ifuncdep2.c: New file.
3426 * testsuite/ifuncmain2.c: New file.
3427 * testsuite/ifuncmain3.c: New file.
3428 * testsuite/ifuncmod3.c: New file.
3429 * testsuite/ifuncmain4.c: New file.
3430 * testsuite/ifuncmain5.c: New file.
3431 * testsuite/ifuncmod5.c: New file.
3432 * testsuite/ifuncmain6pie.c: New file.
3433 * testsuite/ifuncmod6.c: New file.
3434 * testsuite/ifuncmain7.c: New file.
3435 * configure, testsuite/Makefile.in: Rebuild.
3437 2010-08-18 Ian Lance Taylor <iant@google.com>
3440 (Output_section_incremental_inputs::write_input_files): Add cast
3441 to avoid signed/unsigned comparison warning.
3442 (Output_section_incremental_inputs::write_info_blocks): Likewise.
3444 2010-08-12 Cary Coutant <ccoutant@google.com>
3446 * common.cc (Sort_commons::operator()): Remove unnecessary code.
3448 2010-08-13 Ian Lance Taylor <iant@google.com>
3450 * testsuite/incremental_test_1.c: Add prototype to avoid warning.
3452 2010-08-12 Cary Coutant <ccoutant@google.com>
3453 Doug Kwan <dougkwan@google.com>
3455 * resolve.cc (Symbol_table::should_override): When a weak dynamic
3456 defintion overrides non-weak undef, remember that the original undef
3458 * symtab.cc (Symbol_table::sized_write_global): For undef without
3459 an original weak binding, set binding to global in output.
3460 * testsuite/Makefile.am: Add new test strong_ref_weak_def.
3461 * testsuite/Makefile.in: Regenerate.
3462 * testsuite/strong_ref_weak_def.sh: New file.
3463 * testsuite/strong_ref_weak_def_1.c: Ditto.
3464 * testsuite/strong_ref_weak_def_2.c: Ditto.
3466 2010-08-12 Cary Coutant <ccoutant@google.com>
3468 * testsuite/incremental_test.sh: Rewrite.
3469 * testsuite/incremental_test_1.c: Rewrite.
3470 * testsuite/incremental_test_2.c: Rewrite.
3472 2010-08-12 Cary Coutant <ccoutant@google.com>
3474 * arm.cc (Target_arm::got_size): Add const.
3475 (Target_arm::got_entry_count): New function.
3476 (Target_arm::plt_entry_count): New function.
3477 (Target_arm::first_plt_entry_offset): New function.
3478 (Target_arm::plt_entry_size): New function.
3479 (Output_data_plt_arm::entry_count): New function.
3480 (Output_data_plt_arm::first_plt_entry_offset): New function.
3481 (Output_data_plt_arm::get_plt_entry_size): New function.
3482 * i386.cc (Target_i386::got_size): Add const.
3483 (Target_i386::got_entry_count): New function.
3484 (Target_i386::plt_entry_count): New function.
3485 (Target_i386::first_plt_entry_offset): New function.
3486 (Target_i386::plt_entry_size): New function.
3487 (Output_data_plt_i386::entry_count): New function.
3488 (Output_data_plt_i386::first_plt_entry_offset): New function.
3489 (Output_data_plt_i386::get_plt_entry_size): New function.
3490 * incremental-dump.cc (dump_incremental_inputs): Adjust call to
3491 find_incremental_inputs_sections. Dump incremental_got_plt section.
3492 * incremental.cc: Include target.h.
3493 (Sized_incremental_binary::do_find_incremental_inputs_sections): Add
3494 parameter. Adjust all callers. Find incremental_got_plt section.
3495 (Incremental_inputs::create_data_sections): Create incremental_got_plt
3497 (Output_section_incremental_inputs::set_final_data_size): Calculate
3498 size of incremental_got_plt section.
3499 (Output_section_incremental_inputs::do_write): Write the
3500 incremental_got_plt section.
3501 (Got_plt_view_info): New struct.
3502 (Local_got_offset_visitor): New class.
3503 (Global_got_offset_visitor): New class.
3504 (Global_symbol_visitor_got_plt): New class.
3505 (Output_section_incremental_inputs::write_got_plt): New function.
3506 * incremental.h (Incremental_binary::find_incremental_inputs_sections):
3507 Add parameter. Adjust all callers.
3508 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3509 (Incremental_inputs::got_plt_section): New function.
3510 (Incremental_inputs::got_plt_section_): New data member.
3511 (Incremental_got_plt_reader): New class.
3512 * layout.cc (Layout::create_incremental_info_sections): Add the
3513 incremental_got_plt section.
3514 * object.h (Got_offset_list::get_list): New function.
3515 (Got offset_list::for_all_got_offsets): New function.
3516 (Sized_relobj::local_got_offset_list): New function.
3517 * powerpc.cc (Target_powerpc::got_size): Add const.
3518 (Target_powerpc::got_entry_count): New function.
3519 (Target_powerpc::plt_entry_count): New function.
3520 (Target_powerpc::first_plt_entry_offset): New function.
3521 (Target_powerpc::plt_entry_size): New function.
3522 (Output_data_plt_powerpc::entry_count): New function.
3523 (Output_data_plt_powerpc::first_plt_entry_offset): New function.
3524 (Output_data_plt_powerpc::get_plt_entry_size): New function.
3525 * sparc.cc (Target_sparc::got_size): Add const.
3526 (Target_sparc::got_entry_count): New function.
3527 (Target_sparc::plt_entry_count): New function.
3528 (Target_sparc::first_plt_entry_offset): New function.
3529 (Target_sparc::plt_entry_size): New function.
3530 (Output_data_plt_sparc::entry_count): New function.
3531 (Output_data_plt_sparc::first_plt_entry_offset): New function.
3532 (Output_data_plt_sparc::get_plt_entry_size): New function.
3533 * symtab.h (Symbol::got_offset_list): New function.
3534 (Symbol_table::for_all_symbols): New function.
3535 * target.h (Sized_target::got_entry_count): New function.
3536 (Sized_target::plt_entry_count): New function.
3537 (Sized_target::plt_entry_size): New function.
3538 * x86_64.cc (Target_x86_64::got_size): Add const.
3539 (Target_x86_64::got_entry_count): New function.
3540 (Target_x86_64::plt_entry_count): New function.
3541 (Target_x86_64::first_plt_entry_offset): New function.
3542 (Target_x86_64::plt_entry_size): New function.
3543 (Output_data_plt_x86_64::entry_count): New function.
3544 (Output_data_plt_x86_64::first_plt_entry_offset): New function.
3545 (Output_data_plt_x86_64::get_plt_entry_size): New function.
3547 2010-08-12 Cary Coutant <ccoutant@google.com>
3549 * archive.cc: Include incremental.h.
3550 (Archive::Archive): Initialize incremental_info_.
3551 (Archive::include_member): Record archive members in incremental info.
3552 (Add_archive_symbols::run): Record begin and end of an archive in
3554 (Lib_group::include_member): Record objects in incremental info.
3555 * archive.h (Incremental_archive_entry): Forward declaration.
3556 (Archive::set_incremental_info): New member function.
3557 (Archive::incremental_info): New member function.
3558 (Archive::Unused_symbol_iterator): New class.
3559 (Archive::unused_symbols_begin): New member function.
3560 (Archive::unused_symbols_end): New member function.
3561 (Archive::incremental_info_): New data member.
3562 * incremental-dump.cc (find_input_containing_global): New function.
3563 (dump_incremental_inputs): Dump new incremental info sections.
3564 * incremental.cc: Include symtab.h.
3565 (Output_section_incremental_inputs): New class.
3566 (Sized_incremental_binary::do_find_incremental_inputs_sections): Support
3567 new incremental info sections.
3568 (Sized_incremental_binary::do_check_inputs): Likewise.
3569 (Incremental_inputs::report_archive): Remove.
3570 (Incremental_inputs::report_archive_begin): New function.
3571 (Incremental_inputs::report_archive_end): New function.
3572 (Incremental_inputs::report_object): New function.
3573 (Incremental_inputs::finalize_inputs): Remove.
3574 (Incremental_inputs::report_input_section): New function.
3575 (Incremental_inputs::report_script): Rewrite.
3576 (Incremental_inputs::finalize): Do nothing but finalize string table.
3577 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3578 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3579 (Incremental_inputs::create_data_sections): New function.
3580 (Incremental_inputs::relocs_entsize): New function.
3581 (Output_section_incremental_inputs::set_final_data_size): New function.
3582 (Output_section_incremental_inputs::do_write): New function.
3583 (Output_section_incremental_inputs::write_header): New function.
3584 (Output_section_incremental_inputs::write_input_files): New function.
3585 (Output_section_incremental_inputs::write_info_blocks): New function.
3586 (Output_section_incremental_inputs::write_symtab): New function.
3587 * incremental.h (Incremental_script_entry): Forward declaration.
3588 (Incremental_object_entry): Forward declaration.
3589 (Incremental_archive_entry): Forward declaration.
3590 (Incremental_inputs): Forward declaration.
3591 (Incremental_inputs_header_data): Remove.
3592 (Incremental_inputs_header): Remove.
3593 (Incremental_inputs_header_write): Remove.
3594 (Incremental_inputs_entry_data): Remove.
3595 (Incremental_inputs_entry): Remove.
3596 (Incremental_inputs_entry_write): Remove.
3597 (enum Incremental_input_type): Add INCREMENTAL_INPUT_ARCHIVE_MEMBER.
3598 (Incremental_binary::find_incremental_inputs_sections): Add parameters.
3599 (Incremental_binary::do_find_incremental_inputs_sections): Likewise.
3600 (Sized_ncremental_binary::do_find_incremental_inputs_sections):
3602 (Incremental_input_entry): New class.
3603 (Incremental_script_entry): New class.
3604 (Incremental_object_entry): New class.
3605 (Incremental_archive_entry): New class.
3606 (Incremental_inputs::Incremental_inputs): Initialize new data members.
3607 (Incremental_inputs::report_inputs): Remove.
3608 (Incremental_inputs::report_archive): Remove.
3609 (Incremental_inputs::report_archive_begin): New function.
3610 (Incremental_inputs::report_archive_end): New function.
3611 (Incremental_inputs::report_object): Change prototype.
3612 (Incremental_inputs::report_input_section): New function.
3613 (Incremental_inputs::report_script): Change prototype.
3614 (Incremental_inputs::get_reloc_count): New function.
3615 (Incremental_inputs::set_reloc_count): New function.
3616 (Incremental_inputs::create_data_sections): New function.
3617 (Incremental_inputs::create_incremental_inputs_section_data): Remove.
3618 (Incremental_inputs::inputs_section): New function.
3619 (Incremental_inputs::symtab_section): New function.
3620 (Incremental_inputs::relocs_section): New function.
3621 (Incremental_inputs::get_stringpool): Add const.
3622 (Incremental_inputs::command_line): Add const.
3623 (Incremental_inputs::inputs): Remove.
3624 (Incremental_inputs::command_line_key): New function.
3625 (Incremental_inputs::input_file_count): New function.
3626 (Incremental_inputs::input_files): New function.
3627 (Incremental_inputs::relocs_entsize): New function.
3628 (Incremental_inputs::sized_create_inputs_section_data): Remove.
3629 (Incremental_inputs::finalize_inputs): Remove.
3630 (Incremental_inputs::Input_info): Remove.
3631 (Incremental_inputs::lock_): Remove.
3632 (Incremental_inputs::inputs_): Change type.
3633 (Incremental_inputs::inputs_map_): Remove.
3634 (Incremental_inputs::current_object_entry_): New data member.
3635 (Incremental_inputs::inputs_section_): New data member.
3636 (Incremental_inputs::symtab_section_): New data member.
3637 (Incremental_inputs::relocs_section_): New data member.
3638 (Incremental_inputs::reloc_count_): New data member.
3639 (Incremental_inputs_reader): New class.
3640 (Incremental_symtab_reader): New class.
3641 (Incremental_relocs_reader): New class.
3642 * layout.cc (Layout::finalize): Move finalization of incremental info
3643 and creation of incremental info sections to follow finalization of
3644 symbol table. Set offsets for postprocessing sections.
3645 (Layout::create_incremental_info_sections): Call
3646 Incremental_inputs::create_data_sections. Add incremental symtab
3647 and relocs sections. Set sh_entsize and sh_link fields. Arrange for
3648 sections to layout after input sections.
3649 * layout.h (struct Timespec): Forward declaration.
3650 (Layout::incremental_inputs): Add const.
3651 (Layout::create_incremental_info_sections): Add parameter.
3652 * main.cc (main): Remove call to Incremental_inputs::report_inputs.
3653 * object.cc: Include incremental.h.
3654 (Relobj::finalize_incremental_relocs): New function.
3655 (Sized_relobj::do_layout): Record input sections in incremental info.
3656 * object.h (Object::output_section): New function.
3657 (Object::output_section_offset): Moved from Relobj.
3658 (Object::get_incremental_reloc_base): New function.
3659 (Object::get_incremental_reloc_count): New function.
3660 (Object::do_output_section): New function.
3661 (Object::do_output_section_offset): Moved from Relobj.
3662 (Object::do_get_incremental_reloc_base): New function.
3663 (Object::do_get_incremental_reloc_count): New function.
3664 (Object::Object): Initialize new data members.
3665 (Relobj::output_section): Renamed do_output_section and moved to
3667 (Relobj::output_section_offset): Moved to Object.
3668 (Relobj::do_get_incremental_reloc_base): New function.
3669 (Relobj::do_get_incremental_reloc_count): New function.
3670 (Relobj::allocate_incremental_reloc_counts): New function.
3671 (Relobj::count_incremental_reloc): New function.
3672 (Relobj::finalize_incremental_relocs): New function.
3673 (Relobj::next_incremental_reloc_index): New function.
3674 (Relobj::reloc_counts_): New data member.
3675 (Relobj::reloc_bases_): New data member.
3676 (Sized_relobj::do_relocate_sections): Add parameter. Change caller.
3677 (Sized_relobj::relocate_sections): Add parameter. Change all callers.
3678 (Sized_relobj::incremental_relocs_scan): New function.
3679 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3680 (Sized_relobj::incremental_relocs_write): New function.
3681 (Sized_relobj::incremental_relocs_write_reltype): New function.
3682 * plugin.cc (Plugin_manager::add_input_file): Rewrite test for
3684 * readsyms.cc (Read_symbols::do_read_symbols): Move reporting of
3685 archives and object files elsewhere.
3686 (Add_symbols::run): Report object files here.
3687 (Finish_group::run): Report end of archive at end of group.
3688 * reloc.cc: Include layout.h, incremental.h.
3689 (Sized_relobj::do_read_relocs): Need relocations for incremental link.
3690 (Sized_relobj::do_scan_relocs): Record relocations for incremental link.
3691 (Sized_relobj::incremental_relocs_scan): New function.
3692 (Sized_relobj::incremental_relocs_scan_reltype): New function.
3693 (Sized_relobj::do_relocate_sections): Write incremental relocations.
3694 (Sized_relobj::incremental_relocs_write): New function.
3695 (Sized_relobj::incremental_relocs_write_reltype): New function.
3696 * script.cc (read_input_script): Rewrite test for incremental link.
3697 Change call to Incremental_inputs::report_script.
3698 * symtab.h (Symbol_table::first_global_index): New function.
3699 (Symbol_table::output_count): New function.
3701 2010-08-12 Doug Kwan <dougkwan@google.com>
3703 * arm.cc (Target_arm::merge_object_attributes): Check command line
3704 options --no-wchar-size-warning and --no-enum-size-warning.
3705 * options.h (General_options): Add ld-compatible options
3706 --no-enum-size-warning and --no-wchar-size-warning.
3708 2010-08-04 Ian Lance Taylor <iant@google.com>
3710 * x86_64.cc (Target_x86_64::Scan::local): Use
3711 R_X86_64_GNU_VTINHERIT instead of R_386_GNU_VTINHERIT and
3712 R_X86_64_GNU_VTENTRY instead of R_386_GNU_VTENTRY.
3713 (Target_x86_64::Scan::global): Likewise.
3714 (Target_x86_64::Relocate::relocate): Likewise.
3715 (Target_x86_64::Relocatable_size_for_reloc::get_size_for_reloc):
3718 2010-08-03 Cary Coutant <ccoutant@google.com>
3720 * merge.cc (Output_merge_string::do_add_input_section): Count strings
3721 to reserve space in merged_strings vector. Keep total input size
3723 (Output_merge_string::do_print_merge_stats): Print total input size.
3724 * merge.h (Output_merge_string): Add input_size_ field.
3725 * stringpool.cc (Stringpool_template::string_length): Move
3726 implementations out of Stringpool_template class and place in
3728 * stringpool.h (string_length): Move out of Stringpool_template.
3730 2010-08-03 Ian Lance Taylor <iant@google.com>
3733 * layout.cc (relaxation_loop_body): If address of load segment is
3734 set, adjust address to include headers if possible.
3736 2010-08-03 Ian Lance Taylor <iant@google.com>
3738 * version.cc (version_string): Bump to 1.10.
3740 2010-08-03 Ian Lance Taylor <iant@google.com>
3743 * layout.h (enum Output_section_order): Define.
3744 (class Layout): Update declarations.
3745 * layout.cc (Layout::get_output_section): Add order parameter.
3746 Remove is_interp, is_dynamic_linker_section, is_last_relro, and
3747 is_first_non_relro parameters. Change all callers.
3748 (Layout::choose_output_section): Likewise.
3749 (Layout::add_output_section_data): Likewise.
3750 (Layout::make_output_section): Likewise. Set order.
3751 (Layout::default_section_order): New function.
3752 (Layout::layout_eh_frame): Call add_output_section_to_nonload.
3753 * output.cc (Output_section::Output_section): Initialize order_.
3754 Don't initialize deleted fields.
3755 (Output_segment::Output_segment): Don't initialize deleted
3757 (Output_segment::add_output_section_to_load): New function
3758 replacing add_output_section. Change all callers to call this or
3759 add_output_section_to_nonload.
3760 (Output_segment::add_output_section_to_nonload): New function.
3761 (Output_segment::remove_output_section): Rewrite.
3762 (Output_segment::add_initial_output_data): Likewise.
3763 (Output_segment::has_any_data_sections): Likewise.
3764 (Output_segment::is_first_section_relro): Likewise.
3765 (Output_segment::maximum_alignment): Likewise.
3766 (Output_segment::has_dynamic_reloc): New function replacing
3767 dynamic_reloc_count. Change all callers.
3768 (Output_segment::has_dynamic_reloc_list): New function replacing
3769 dynamic_reloc_count_list. Change all callers.
3770 (Output_segment::set_section_addresses): Rewrite.
3771 (Output_segment::set_offset): Rewrite.
3772 (Output_segment::find_first_and_last_list): Remove.
3773 (Output_segment::set_tls_offsets): Rewrite.
3774 (Output_segment::first_section_load_address): Likewise.
3775 (Output_segment::output_section_count): Likewise.
3776 (Output_segment::section_with_lowest_load_address): Likewise.
3777 (Output_segment::write_section_headers): Likewise.
3778 (Output_segment::print_sections_to_map): Likewise.
3779 * output.h (class Output_data): Remove dynamic_reloc_count_
3780 field. Add has_dynamic_reloc_ field. Make bools into bitfields.
3781 (Output_data::add_dynamic_reloc): Rewrite.
3782 (Output_data::has_dynamic_reloc): New function.
3783 (Output_data::dynamic_reloc_count): Remove.
3784 (class Output_section): Add order_ field. Remvoe is_relro_local_,
3785 is_last_relro_, is_first_non_relro_, is_interp_,
3786 is_dynamic_linker_section_ fields. Add order and set_order
3787 functions. Remove is_relro_local, set_is_relro_local,
3788 is_last_relro, set_is_last_relro, is_first_non_relro,
3789 set_is_first_non_relro functions, is_interp, set_is_interp,
3790 is_dynamic_linker_section, and set_is_dynamic_linker_section
3792 (class Output_segment): Change Output_data_list from std::list to
3793 std:;vector. Add output_lists_ field. Remove output_data_ and
3794 output_bss_ fields. Update declarations.
3796 2010-08-02 Ian Lance Taylor <iant@google.com>
3798 * arm.cc (Target_arm::gc_process_relocs): Use typename.
3799 * powerpc.cc (Target_powerpc::gc_process_relocs): Likewise.
3800 * sparc.cc (Target_sparc::gc_process_relocs): Likewise.
3802 2010-08-02 Ian Lance Taylor <iant@google.com>
3805 * script.cc (Script_options::Script_options): Initialize
3806 symbol_definitions_ and symbol_references_.
3807 (Script_options::add_symbol_assignment): Update
3808 symbol_definitions_ and symbol_references_.
3809 (Script_options::add_symbol_reference): New function.
3810 (script_symbol): New function.
3811 * script.h (class Script_options): Add symbol_definitions_ and
3812 symbol_references_ fields.
3813 (Script_options::referenced_const_iterator): New type.
3814 (Script_options::referenced_begin): New function.
3815 (Script_options::referenced_end): New function.
3816 (Script_options::is_referenced): New function.
3817 (Script_options::any_unreferenced): New function.
3818 * script-c.h (script_symbol): Declare.
3819 * yyscript.y (exp): Call script_symbol.
3820 * symtab.cc: Include "script.h".
3821 (Symbol_table::gc_mark_undef_symbols): Add layout parameter.
3822 Change all callers. Check symbols referenced by scripts.
3823 (Symbol_table::add_undefined_symbols_from_command_line): Add
3824 layout parameter. Change all callers.
3825 (Symbol_table::do_add_undefined_symbols_from_command_line):
3826 Likewise. Break out loop body. Check symbols referenced by
3828 (Symbol_table::add_undefined_symbol_from_command_line): New
3829 function broken out of
3830 do_add_undefined_symbols_from_command_line.
3831 * symtab.h (class Symbol_table): Update declarations.
3832 * archive.cc: Include "layout.h".
3833 (Archive::should_include_member): Add layout parameter. Change
3834 all callers. Check for symbol mentioned in expression.
3835 * archive.h (class Archive): Update declaration.
3836 * object.cc (Sized_relobj::do_should_include_member): Add layout
3838 * object.h (Object::should_include_member): Add layout parameter.
3840 (Object::do_should_include_member): Add layout parameter.
3841 (class Sized_relobj): Update declaration.
3842 * dynobj.cc (Sized_dynobj::do_should_include_member): Add layout
3844 * dynobj.h (class Sized_dynobj): Update declaration.
3845 * plugin.cc (Sized_pluginobj::do_should_include_member): Add
3847 * plugin.h (class Sized_pluginobj): Update declaration.
3849 2010-08-02 Ian Lance Taylor <iant@google.com>
3852 * output.cc (Output_segment::set_offset): Search for the first and
3853 last sections rather than assuming that the list is in order.
3854 (Output_segment::find_first_and_last_list): New function.
3855 * output.h (class Output_segment): Update declarations.
3856 * testsuite/Makefile.am (check_PROGRAMS): Add relro_strip_test.
3857 (relro_strip_test_SOURCES): New variable.
3858 (relro_strip_test_DEPENDENCIES): New variable.
3859 (relro_strip_test_LDFLAGS): New variable.
3860 (relro_strip_test_LDADD): New variable.
3861 (relro_strip_test.so): New target.
3863 2010-08-02 Ian Lance Taylor <iant@google.com>
3865 * i386.cc (class Target_i386): Add got_tlsdesc_ field.
3866 (Target_i386::Target_i386):: Initialize got_tlsdesc_.
3867 (Target_i386::got_tlsdesc_section): New function.
3868 (Target_i386::got_section): Create space for GOT entries for
3869 TLSDESC relocations.
3870 (Target_i386::Scan::local): Use TLSDESC GOT for unoptimized
3872 (Target_i386::Scan::global): Likewise.
3873 (Target_i386::Relocate::relocate_tls): Adjust GOT offset when
3875 * x86_64.cc (class Target_x86_64): Add got_tlsdesc_ field.
3876 (Target_x86_64::Target_x86_64):: Initialize got_tlsdesc_.
3877 (Target_x86_64::got_tlsdesc_section): New function.
3878 (Target_x86_64::got_section): Create space for GOT entries for
3879 TLSDESC relocations.
3880 (Target_x86_64::Scan::local): Use TLSDESC GOT for unoptimized
3882 (Target_x86_64::Scan::global): Likewise.
3883 (Target_x86_64::Relocate::relocate_tls): Adjust GOT offset when
3886 2010-08-02 Ian Lance Taylor <iant@google.com>
3888 * testsuite/final_layout.sh: Use dc to convert from hex to
3891 2010-07-29 Sriraman Tallam <tmsriram@google.com>
3893 * arm.cc (Target_arm<big_endian>::gc_process_relocs): Add template
3894 paramter to the call to gold::gc_process_relocs.
3895 * i386.cc (Target_i386<big_endian>::gc_process_relocs): Add template
3896 paramter to the call to gold::gc_process_relocs.
3897 * x86_64.cc (Target_x86_64<big_endian>::gc_process_relocs): Add template
3898 parameter to the call to gold::gc_process_relocs.
3899 * powerpc.cc (Target_powerpc<big_endian>::gc_process_relocs): Add
3900 template parameter to the call to gold::gc_process_relocs.
3901 * sparc.cc (Target_sparc<big_endian>::gc_process_relocs): Add template
3902 paramter to the call to gold::gc_process_relocs.
3903 * gc.h (get_embedded_addend_size): New function.
3904 (gc_process_relocs): Save the size of the reloc for use by ICF.
3905 * icf.cc (get_section_contents): Get the addend from the text section
3906 for SHT_REL relocation sections.
3907 * icf.h (Icf::Reloc_addend_size_info): New typedef.
3908 (Icf::Reloc_info): Add new member reloc_addend_size_info.
3909 * int_encoding.h (read_from_pointer): New overloaded function.
3910 * testsuite/Makefile.am (icf_sht_rel_addend_test): New test.
3911 * testsuite/icf_sht_rel_addend_test.sh: New file.
3912 * testsuite/icf_sht_rel_addend_test_1.cc: New file.
3913 * testsuite/icf_sht_rel_addend_test_2.cc: New file.
3915 2010-07-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3917 * configure.ac (AM_INIT_AUTOMAKE): Use parallel-tests option.
3918 * Makefile.in: Regenerate.
3919 * testsuite/Makefile.in: Regenerate.
3921 2010-07-27 Jeffrey Yasskin <jyasskin@google.com>
3923 * testsuite/debug_msg.sh: Test mixed weak/strong symbol behavior.
3924 * gold/testsuite/debug_msg.cc: Likewise.
3925 * gold/testsuite/odr_violation1.cc
3926 * gold/testsuite/odr_violation2.cc
3928 2010-07-21 Cary Coutant <ccoutant@google.com>
3930 * merge.h (Output_merge_string::Merged_string): Remove object, shndx,
3931 string, and length fields.
3932 (Output_merge_string::Merged_strings_list): New type.
3933 (Output_merge_string::Merged_strings_lists): New typedef.
3934 (Output_merge_string): Replace merged_strings_ with
3935 merged_strings_lists_.
3936 * merge.cc (Output_merge_string::do_add_input_section): Allocate new
3937 Merged_strings_list per input object and section. Don't store pointer
3938 to the string. Don't store length with each merged string entry.
3939 (Output_merge_string::finalize_merged_data): Loop over list of merged
3940 strings lists. Recompute length of each merged string.
3942 2010-07-15 Cary Coutant <ccoutant@google.com>
3944 * plugin.cc (Plugin_finish::run): Don't call cleanup handlers from
3947 2010-07-14 Ian Lance Taylor <iant@google.com>
3949 * descriptors.cc (Descriptors::open): Report correct name in error
3952 2010-07-13 Doug Kwan <dougkwan@google.com>
3954 * arm.cc (Arm_input_section::Arm_input_section): For a
3955 SHT_ARM_EXIDX section, always keeps the input sections.
3956 (Arm_input_section::set_exidx_section_link): New method.
3957 (Arm_exidx_input_section::Arm_exidx_input_section): Initialize
3958 has_errors_ to false.
3959 (Arm_exidx_input_section::has_errors,
3960 Arm_exidx_input_section::set_has_errors): New methods.
3961 (Arm_exidx_input_section::has_errors_): New data member.
3962 (Arm_relobj::get_exidx_shndx_list): New method.
3963 (Arm_output_section::append_text_sections_to_list): Do not skip
3964 section without SHF_EXECINSTR.
3965 (Arm_output_section::fix_exidx_coverage): Skip input sections with
3967 (Arm_relobj::make_exidx_input_section): Add new parameter for text
3968 section header. Make error messages more verbose. Check for
3969 a non-executable section linked to an EXIDX section.
3970 (Arm_relobj::do_read_symbols): Remove error checking, which has been
3971 moved to Arm_relobj::make_exidx_input_section. Add an assertion to
3972 check that there is no deferred EXIDX section if we exit early.
3973 Instead of not making an EXIDX section in case of an error, make one
3974 and set the has_errors flag of it.
3975 (Target_arm::do_finalize_sections): Fix up links of EXIDX sections
3976 in a relocatable link.
3977 (Target_arm::do_relax): Look for the EXIDX output section instead of
3978 assuming that it is called .ARM.exidx.
3979 (Target_arm::fix_exidx_coverage): Add a new parameter for input
3980 section list. Do not check for SHF_EXECINSTR section flags but
3981 skip any input section with errors.
3982 * output.cc (Output_section::Output_section): Initialize
3983 always_keeps_input_sections_ to false.
3984 (Output_section::add_input_section): Check for
3985 always_keeps_input_sections_.
3986 * output.h (Output_section::always_keeps_input_sections,
3987 Output_section::set_always_keeps_input_sections): New methods.
3988 (Output_section::always_keeps_input_sections): New data member.
3990 2010-07-13 Rafael Espindola <espindola@google.com>
3992 * fileread.cc (try_extra_search_path, find_file): Move to Input_file.
3993 * fileread.h (Input_file): Add try_extra_search_path and find_file.
3995 2010-07-13 Philip Herron <herron.philip@googlemail.com>
3996 Ian Lance Taylor <iant@google.com>
3998 * output.h (Output_section_lookup_maps::add_merge_section):
3999 Correct check of whether value was inserted.
4000 (Output_section_lookup_maps::add_merge_input_section): Likewise.
4001 (Output_section_lookup_maps::add_relaxed_input_section):
4003 * arm.cc (Target_arm::got_section): Remove used local os.
4004 * i386.cc (Target_i386::got_section): Likewise.
4005 * x86_64.cc (Target_x86_64::got_section): Likewise.
4006 * sparc.cc (Target_sparc::got_section): Likewise.
4007 (Target_sparc::relocate): Remove unused local have_got_offset.
4008 * powerpc.cc (Target_powerpc::relocate): Likewise.
4010 2010-07-13 Ian Lance Taylor <iant@google.com>
4012 * compressed_output.cc (zlib_decompress): Fix signature in
4015 * archive.cc (Archive::include_member): Unlock an external member
4016 of a thin archive. Don't bother to delete an object we know is
4019 2010-07-12 Cary Coutant <ccoutant@google.com>
4021 * compressed_output.cc (zlib_decompress): New function.
4022 (get_uncompressed_size): New function.
4023 (decompress_input_section): New function.
4024 * compressed_output.h (get_uncompressed_size): New function.
4025 (decompress_input_section): New function.
4026 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info)
4027 Handle compressed debug sections.
4028 * layout.cc (is_compressed_debug_section): New function.
4029 (Layout::output_section_name): Map compressed section names to
4031 * layout.h (is_compressed_debug_section): New function.
4032 (is_debug_info_section): Recognize compressed debug sections.
4033 * merge.cc: Include compressed_output.h.
4034 (Output_merge_data::do_add_input_section): Handle compressed
4036 (Output_merge_string::do_add_input_section): Handle compressed
4038 * object.cc: Include compressed_output.h.
4039 (Sized_relobj::Sized_relobj): Initialize new data members.
4040 (build_compressed_section_map): New function.
4041 (Sized_relobj::do_read_symbols): Handle compressed debug sections.
4042 * object.h (Object::section_is_compressed): New method.
4043 (Object::do_section_is_compressed): New method.
4044 (Sized_relobj::Compressed_section_map): New type.
4045 (Sized_relobj::do_section_is_compressed): New method.
4046 (Sized_relobj::compressed_sections_): New data member.
4047 * output.cc (Output_section::add_input_section): Handle compressed
4049 * reloc.cc: Include compressed_output.h.
4050 (Sized_relobj::write_sections): Handle compressed debug sections.
4052 2010-07-08 Cary Coutant <ccoutant@google.com>
4054 * resolve.cc (Symbol_table::resolve): Remember whether undef was
4055 weak when resolving to a dynamic def.
4056 (Symbol_table::should_override): Add adjust_dyndef flag; set it
4057 for weak undef/dynamic def cases. Adjust callers.
4058 * symtab.cc (Symbol::init_fields): Initialize undef_binding_set_ and
4059 undef_binding_weak_.
4060 (Symbol_table::sized_write_globals): Adjust symbol binding.
4061 (Symbol_table::sized_write_symbol): Add binding parameter.
4062 * symtab.h (Symbol::set_undef_binding): New method.
4063 (Symbol::is_undef_binding_weak): New method.
4064 (Symbol::undef_binding_set_, Symbol::undef_binding_weak_): New members.
4065 (Symbol_table::should_override): Add new parameter.
4066 (Symbol_table::sized_write_symbol): Add new parameter.
4068 * testsuite/weak_undef_file1.cc: Add new test case.
4069 * testsuite/weak_undef_file2.cc: Fix header comment.
4070 * testsuite/weak_undef_test.cc: Add new test case.
4072 2010-06-29 Doug Kwan <dougkwan@google.com>
4074 * arm-reloc-property.cc (Arm_reloc_property::Arm_reloc_property):
4075 Initialize USE_SYMBOL_.
4076 * arm-reloc-property.h (Arm_reloc_property::uses_symbol): New method
4078 (Arm_reloc_property::uses_symbol_): New data member declaration.
4079 * arm.cc (Target_arm::Relocate::relocate): Exit early if relocation
4080 uses symbol value and symbol is undefined but not weakly undefined.
4082 2010-06-28 Rafael Espindola <espindola@google.com>
4084 * plugin.cc (Plugin::load): Use dlerror.
4086 2010-06-26 Jeffrey Yaskin <jyasskin@google.com>
4088 * symtab.cc (detect_odr_violations): When reporting an ODR
4089 violation, report an object where the symbol is defined.
4091 2010-06-25 Doug Kwan <dougkwan@google.com>
4093 * arm.cc (Target_arm::can_check_for_functions_pointers): Return true.
4094 (Target_arm::section_may_have_icf_unsafe_pointers): New method
4096 (Target_arm::Scan::local_reloc_may_be_function_pointer,
4097 Target_arm::Scan::global_reloc_may_be_function_pointer): Implement
4098 target hook to detect function points.
4099 (Target_arm::Scan::possible_function_pointer_reloc): New method.
4100 * icf.h (Icf::check_section_for_function_pointers): Change type of
4101 parameter SECTION_NAME to const reference to std::string. Use
4102 target hook to determine if section may have unsafe pointers.
4103 * target.h (Target::section_may_have_icf_unsafe_pointers): New
4106 2010-06-21 Rafael Espindola <espindola@google.com>
4108 * fileread.cc (Input_file::find_fie): New
4109 (Input_file::open): Use Input_file::find_fie.
4110 * fileread.h (Input_file::find_fie): New
4111 * plugin.cc (set_extra_library_path): New.
4112 (Plugin::load): Add set_extra_library_path to the transfer vector.
4113 (Plugin_manager::set_extra_library_path): New.
4114 (Plugin_manager::add_input_file): Use the extra search path if set.
4115 (set_extra_library_path(): New.
4116 * plugin.h (Plugin_manager): Add set_extra_library_path and
4119 2010-06-19 Cary Coutant <ccoutant@google.com>
4121 * layout.cc (gdb_sections): Add .debug_types.
4122 (lines_only_debug_sections): Likewise.
4124 2010-06-18 Rafael Espindola <espindola@google.com>
4126 * plugin.cc (add_input_file,add_input_library)
4127 (Plugin_manager::add_input_file): Make filename arguments const.
4128 * plugin.h (Plugin_manager::add_input_file): Make filename arguments
4131 2010-06-16 Doug Kwan <dougkwan@google.com>
4133 * arm.cc (Target_arm::do_finalize_sections): Do not emit an
4134 .ARM.attributes section if we have not merged any input
4135 attributes sections.
4137 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4139 * arm.cc: Allow combining objects with no EABI version
4142 2010-06-15 Rafael Espindola <espindola@google.com>
4144 * plugin.cc (Plugin_hook::run): Set in_real_elf for the start symbol.
4146 2010-06-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4148 * fileread.cc: Only #include <sys/uio.h> if HAVE_READV.
4149 (struct iovec): Correct !HAVE_READV definition.
4151 2010-06-10 Cary Coutant <ccoutant@google.com>
4153 * object.cc (Sized_relobj::do_layout): Defer layout for reloc sections.
4154 (Sized_relobj::do_layout_deferred_sections): Do layout for deferred
4156 * object.h (Sized_relobj::deferred_layout_relocs_): New data member.
4159 * symtab.h (Symbol::is_placeholder): New member function.
4160 * target-reloc.h (relocate_section): Check for placeholder symbols.
4162 * testsuite/Makefile.am (plugin_test_8): New test.
4163 (plugin_test_9): New test.
4164 * testsuite/Makefile.in: Regenerate.
4166 2010-06-09 Nick Clifton <nickc@redhat.com>
4168 * yyscript.y (input_list_element): Allow strings prefixed with
4169 the '-' character. Treat these as libraries.
4170 * script.cc (script_add_library): New function. Adds a library
4171 specified by "-l<name>" found in an input script.
4172 * script-c.h: Add prototype for script_add_library.
4174 2010-06-07 Doug Kwan <dougkwan@google.com>
4176 * arm.cc (Target_arm::do_relax): Reserve more space for stubs.
4177 Restrict stub-group size to be within long conditional branch
4178 range when working around cortex-A8 erratum.
4180 2010-06-07 Damien Diederen <dd@crosstwine.com>
4182 * gold-threads.cc (Lock_impl_threads::Lock_impl_threads): Correct
4185 2010-06-03 Sriraman Tallam <tmsriram@google.com>
4189 (Output_section::Input_section_sort_entry::compare_section_ordering):
4190 Change to return non-zero correctly.
4191 (Output_section::Input_section_sort_section_order_index_compare
4192 ::operator()): Change to fix ambiguity in comparisons.
4194 2010-06-01 Sriraman Tallam <tmsriram@google.com>
4196 * gold.h (is_wildcard_string): New function.
4197 * layout.cc (Layout::layout): Pass this pointer to add_input_section.
4198 (Layout::layout_eh_frame): Ditto.
4199 (Layout::find_section_order_index): New method.
4200 (Layout::read_layout_from_file): New method.
4201 * layout.h (Layout::find_section_order_index): New method.
4202 (Layout::read_layout_from_file): New method.
4203 (Layout::input_section_position_): New private member.
4204 (Layout::input_section_glob_): New private member.
4205 * main.cc (main): Call read_layout_from_file here.
4206 * options.h (--section-ordering-file): New option.
4207 * output.cc (Output_section::input_section_order_specified_): New
4209 (Output_section::Output_section): Initialize new member.
4210 (Output_section::add_input_section): Add new parameter.
4211 Keep input sections when --section-ordering-file is used.
4212 (Output_section::set_final_data_size): Sort input sections when
4213 section ordering file is specified.
4214 (Output_section::Input_section_sort_entry): Add new parameter.
4216 (Output_section::Input_section_sort_entry::compare_section_ordering):
4218 (Output_section::Input_section_sort_compare::operator()): Change to
4219 consider section_order_index.
4220 (Output_section::Input_section_sort_init_fini_compare::operator()):
4221 Change to consider section_order_index.
4222 (Output_section::Input_section_sort_section_order_index_compare
4223 ::operator()): New method.
4224 (Output_section::sort_attached_input_sections): Change to sort
4225 according to section order when specified.
4226 (Output_section::add_input_section<32, true>): Add new parameter.
4227 (Output_section::add_input_section<64, true>): Add new parameter.
4228 (Output_section::add_input_section<32, false>): Add new parameter.
4229 (Output_section::add_input_section<64, false>): Add new parameter.
4230 * output.h (Output_section::add_input_section): Add new parameter.
4231 (Output_section::input_section_order_specified): New
4233 (Output_section::set_input_section_order_specified): New method.
4234 (Input_section::Input_section): Initialize section_order_index_.
4235 (Input_section::section_order_index): New method.
4236 (Input_section::set_section_order_index): New method.
4237 (Input_section::section_order_index_): New member.
4238 (Input_section::Input_section_sort_section_order_index_compare): New
4240 (Output_section::input_section_order_specified_): New member.
4241 * script-sections.cc (is_wildcard_string): Delete and move modified
4243 (Output_section_element_input::Output_section_element_input): Modify
4244 call to is_wildcard_string.
4245 (Output_section_element_input::Input_section_pattern
4246 ::Input_section_pattern): Ditto.
4247 (Output_section_element_input::Output_section_element_input): Ditto.
4248 * testsuite/Makefile.am (final_layout): New test case.
4249 * testsuite/Makefile.in: Regenerate.
4250 * testsuite/final_layout.cc: New file.
4251 * testsuite/final_layout.sh: New file.
4253 2010-06-01 Rafael Espindola <espindola@google.com>
4255 * plugin.cc (Plugin::load): Pass the output name to the plugin.
4257 2010-06-01 Rafael Espindola <espindola@google.com>
4259 * plugin.cc (Sized_pluginobj::::do_add_symbols): Correctly set the
4260 visibility of symbols.
4262 2010-05-27 Doug Kwan <dougkwan@google.com>
4264 * object.cc (Sized_relobj::do_finalize_local_symbols): Use offset
4265 from start of output section instead of address for a local symbol
4266 in a merged or relaxed section when doing a relocatable link.
4268 2010-05-26 Rafael Espindola <espindola@google.com>
4271 * gold/object.cc(Sized_relobj::do_layout_deferred_sections): Avoid
4272 adding sections the garbage collector removed.
4273 * gold/testsuite/Makefile.am: Add test.
4274 * gold/testsuite/Makefile.in: Regenerate.
4275 * gold/testsuite/plugin_test_7.sh: New.
4276 * gold/testsuite/plugin_test_7_1.c: New.
4277 * gold/testsuite/plugin_test_7_2.c: New.
4279 2010-05-26 Rafael Espindola <espindola@google.com>
4281 * script-sections.cc (Output_section_definition::set_section_addresses):
4282 Check for --section-start.
4284 2010-05-26 Doug Kwan <dougkwan@google.com>
4286 * arm.cc (Arm_scan_relocatable_relocs): New class.
4287 (Target_arm::relocate_special_relocatable): New method.
4288 (Arm_relocate_functions::arm_branch_common): Handle relocatable link.
4289 (Arm_relocate_functions::thumb_branch_common): Same.
4290 (Target_arm::scan_relocatable_relocs): Use Arm_scan_relocatable_relocs
4291 instead of Default_scan_relocatable_relocs.
4292 * target-reloc.h (relocate_for_relocatable): Let target handle
4293 relocation strategy Relocatable_relocs::RELOC_SPECIAL.
4294 * target.h (Sized_target::relocate_special_relocatable): New method.
4296 2010-05-25 Viktor Kutuzov <vkutuzov@accesssoftek.com>
4298 * timer.cc: Only #include <sys/times.h> if HAVE_TIMES is defined.
4300 2010-05-23 Doug Kwan <dougkwan@google.com>
4302 * arm.cc (Arm_input_section::do_output_offset): Use convert_types
4304 (Target_arm::apply_cortex_a8_workaround): Rewrite a conditional branch
4305 with a direct branch, not a conditional branch, to a stub.
4306 * merge.cc (Output_merge_base::record_input_section): New method
4308 (Output_merge_data::do_add_input_section): Record input section if
4309 keeps-input-sections flag is set.
4310 (Output_merge_string::do_add_input_section): Ditto.
4311 * merge.h (Output_merge_base::Output_merge_base): Initialize new data
4312 members KEEPS_INPUT_SECTIONS_, FIRST_RELOBJ_, FIRST_SHNDX_ and
4314 (Output_merge_base::keeps_input_sections,
4315 Output_merge_base::set_keeps_input_sections,
4316 Output_merge_base::first_relobj, Output_merge_base::first_shndx): New
4318 (Output_merge_base::Input_sections): New type declaration.
4319 (Output_merge_base::input_sections_begin,
4320 Output_merge_base::input_sections_end,
4321 Output_merge_base::do_set_keeps_input_sections): New method definitions.
4322 (Output_merge_base::bool keeps_input_sections_,
4323 Output_merge_base::first_relobj_, Output_merge_base::first_shndx_,
4324 Output_merge_base::input_sections_): New data members.
4325 (Output_merge_data::do_set_keeps_input_sections): New method
4327 (Output_merge_string::do_set_keeps_input_sections): Ditto.
4328 * output.cc (Output_section::Input_section::relobj): Move method
4329 defintion from class declaration to here and handle merge sections.
4330 (Output_section::Input_section::shndx): Ditto.
4331 (Output_section::Output_section): Remove initializations of removed
4332 data members and initialize new data member LOOKUP_MAPS_.
4333 (Output_section::add_input_section): Set keeps-input-sections flag
4334 for a newly created merge output section as appropriate. Adjust code
4335 to use Output_section_lookup_maps class.
4336 (Output_section::add_relaxed_input_section): Adjst code for lookup
4337 maps code refactoring.
4338 (Output_section::add_merge_input_section): Add a new parameter
4339 KEEPS_INPUT_SECTION. Adjust code to use Output_section_lookup_maps
4340 class. If adding input section to a newly created merge output
4341 section fails, remove the new merge section.
4342 (Output_section::convert_input_sections_in_list_to_relaxed_input_sections):
4343 Adjust code for use of the Output_section_lookup_maps class.
4344 (Output_section::find_merge_section): Ditto.
4345 (Output_section::build_lookup_maps): New method defintion.
4346 (Output_section::find_relaxed_input_section): Adjust code to use
4347 Output_section_lookup_maps class.
4348 (Output_section::get_input_sections): Export merge sections. Adjust
4349 code to use Output_section_lookup_maps class.
4350 (Output_section:::add_script_input_section): Adjust code to use
4351 Output_section_lookup_maps class. Update lookup maps for merge
4353 (Output_section::discard_states): Use Output_section_lookup_maps.
4354 (Output_section::restore_states): Same.
4355 * output.h (Merge_section_properties): Move class defintion out of
4357 (Output_section_lookup_maps): New class.
4358 (Output_section::Input_section::is_merge_section): New method
4360 (Output_section::Input_section::relobj): Move defintion out of class
4361 defintion. Declare method only.
4362 (Output_section::Input_section::shndx): Ditto.
4363 (Output_section::Input_section::output_merge_base): New method defintion.
4364 (Output_section::Input_section::u2_.pomb): New union field.
4365 (Output_section::Merge_section_by_properties_map,
4366 Output_section::Output_section_data_by_input_section_map,
4367 Output_section::Ouptut_relaxed_input_section_by_input_section_map):
4369 (Output_section::add_merge_input_section): Add new parameter
4370 KEEPS_INPUT_SECTIONS.
4371 (Output_section::build_lookup_maps): New method declaration.
4372 (Output_section::merge_section_map_,
4373 Output_section::merge_section_by_properties_map_,
4374 Output_section::relaxed_input_section_map_,
4375 Output_section::is_relaxed_input_section_map_valid_): Remove data
4377 (Output_section::lookup_maps_): New data member.
4379 2010-05-21 Doug Kwan <dougkwan@google.com>
4382 * arm.cc (Arm_input_section::do_output_offset): Add a cast to
4383 avoid a compilation error.
4385 2010-05-19 Rafael Espindola <espindola@google.com>
4387 * script-sections.cc (Output_section_definition::allocate_to_segment):
4388 Update the phdrs_list even when the output section is NULL.
4389 * testsuite/Makefile.am: Add test.
4390 * testsuite/Makefile.in: Regenerate.
4391 * testsuite/script_test_9.cc: New.
4392 * testsuite/script_test_9.sh: New.
4393 * testsuite/script_test_9.t: New.
4395 2010-05-19 Doug Kwan <dougkwan@google.com>
4397 * arm.cc (Arm_input_section::original_size): New method.
4398 (Arm_input_section::do_addralign): Add a cast.
4399 (Arm_input_section::do_output_offset): Remove static cast.
4400 (Arm_input_section::original_addralign,
4401 Arm_input_section::original_size_): Change type to uint32_t.
4402 (Arm_input_section::init): Add safe casts for section alignment
4404 (Arm_input_section::set_final_data_size): Do not set address and
4405 offset of stub table.
4406 (Arm_output_section::fix_exidx_coverage): Change use of of
4407 Output_section::Simple_input_section to that of
4408 Output_section::Input_section.
4409 (Target_arm::do_relax): Set addresses and file offsets of Stub_tables
4410 except for the first pass.
4411 * output.cc (Output_section::get_input_sections): Change type of
4412 input_sections to std::list<Input_section>.
4413 (Output_section::add_script_input_section): Rename from
4414 Output_section::add_simple_input_section. Change type of SIS
4415 parameter from Simple_input_section to Input_section.
4416 * output.h (Output_section::Simple_input_section): Remove class.
4417 (Output_section::Input_section): Change class visibility to public.
4418 (Output_section::Input_section::addralign): Use stored alignments
4419 for special input sections if set.
4420 (Output_section::Input_section::set_addralign): New method.
4421 (Output_section::get_input_sections): Change parameter type from
4422 list of Simple_input_section to list of Input_section.
4423 (Output_section::add_script_input_section): Rename from
4424 Output_section::add_simple_input_section. Change first parameter's
4425 type from Simple_input_section to Input_section and remove the
4426 second and third parameters.
4427 * script-sections.cc (Input_section::Input_section_list): Change
4428 type to list of Output_section::Input_section/
4429 (Input_section_info::Input_section_info): Change parameter type of
4430 INPUT_SECTION to Output_section::Input_section.
4431 (Input_section_info::input_section): Change return type.
4432 (Input_section_info::input_section_): Change type to
4433 Output_section::Input_section.
4434 (Output_section_element_input::set_section_addresses): Adjust code
4435 to use Output_section::Input_section instead of
4436 Output_section::Simple_input_section. Adjust code for renaming
4437 of Output_section::add_simple_input_section.
4438 (Orphan_output_section::set_section_addresses): Ditto.
4440 2010-05-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4442 * gold.h (Unordered_multimap, Unordered_map): Fix defines for
4443 when neither HAVE_TR1_UNORDERED_MAP nor HAVE_EXT_HASH_MAP are set.
4445 2010-05-18 Rafael Espindola <espindola@google.com>
4447 * options.cc (General_options::finalize): Handle -nostdlib.
4448 * options.h (nostdlib): New option.
4449 * script.cc (script_add_search_dir): Handle -nostdlib.
4451 2010-05-12 Doug Kwan <dougkwan@google.com>
4453 * arm.cc (Target_arm::do_finalize_sections): Create an empty
4454 attributes section only if there no attributes section after merging.
4455 (Target_arm::merge_object_attributes): Move value of
4456 Tag_MPextension_use_legacy to that of Tag_MPextension_use.
4457 Handle Tag_DIV_use and Tag_MPextension_use_legacy.
4458 * testsuite/Makefile.am (check_SCRIPTS): Add arm_attr_merge.sh
4459 (check_DATA): Add arm_attr_merge_6.stdout, arm_attr_merge_6r_stdout
4460 and arm_attr_merge_7.stdout.
4461 (arm_attr_merge_6.stdout, arm_attr_merge_6 arm_attr_merge_6a.o
4462 arm_attr_merge_6b.o, arm_attr_merge_6r.stdout, arm_attr_merge_6r,
4463 arm_attr_merge_7.stdout, arm_attr_merge_7, arm_attr_merge_7a.o,
4464 arm_attr_merge_7b.o): New rules.
4465 (MOSTLYCLEANFILES): Add arm_attr_merge_6, arm_attr_merge_6r and
4467 * testsuite/Makefile.in: Regenerate.
4468 * testsuite/arm_attr_merge.sh: New file.
4469 * testsuite/arm_attr_merge_[67][ab].s: Same.
4471 2010-05-05 Nick Clifton <nickc@redhat.com>
4473 * po/es.po: Updated Spanish translation.
4475 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4477 * Makefile.am (install-exec-local): Properly install gold as
4478 default cross linker.
4479 * Makefile.in: Regenerated.
4481 2010-04-27 H.J. Lu <hongjiu.lu@intel.com>
4482 Nick Clifton <nickc@redhat.com>
4484 * configure.ac (install_as_default): Define and set to false
4485 unless --enable-gold or --enable-gold=both/gold has been
4487 * configure: Regenerate.
4489 * Makefile.am (install-exec-local): Install the executable as
4490 'ld.gold'. If install_as_default is true then also install it as
4492 * Makefile.in: Regenerated.
4494 2010-04-24 Ian Lance Taylor <iant@google.com>
4496 * layout.cc (Layout::layout_reloc): In relocatable link don't
4497 combine reloc sections for grouped sections.
4499 2010-04-23 Sriraman Tallam <tmsriram@google.com>
4501 * gc.h (gc_process_relocs): Pass information on relocs pointing to
4502 sections that are not ordinary to icf.
4503 * icf.cc (get_section_contents): Handle relocation pointing to section
4504 with no object or shndx information.
4505 * testsuite/Makefile.am: Remove icf_virtual_function_folding_test.sh
4506 * testsuite/Makefile.in: Regenerate.
4507 * testsuite/icf_virtual_function_folding_test.cc: Remove printf.
4508 * testsuite/icf_virtual_function_folding_test.sh: Delete file.
4510 2010-04-22 Ian Lance Taylor <iant@google.com>
4512 * expression.cc (Expression::Expression_eval_info): Add
4513 result_alignment_pointer field.
4514 (Expression::eval_with_dot): Add result_alignment_pointer
4515 parameter. Change all callers.
4516 (Expression::eval_maybe_dot): Likewise.
4517 (class Binary_expression): Add alignment_pointer parameter to
4518 left_value and right_value. Change all callers.
4519 (BINARY_EXPRESSION): Set result alignment.
4520 (class Trinary_expression): Add alignment_pointer parameter to
4521 arg2_value and arg3_value. Change all callers.
4522 (Trinary_cond::value): Set result alignment.
4523 (Max_expression::value, Min_expression::value): Likewise.
4524 (Align_expression::value): Likewise.
4525 * script-sections.cc (class Sections_element): Add dot_alignment
4526 parameter to set_section_addresses virtual function. Update
4528 (class Output_section_element): Likewise.
4529 (Script_sections::create_segments): Add dot_alignment parameter.
4531 (Script_sections::create_segments_from_phdrs_clause): Likewise.
4532 (Script_sections::set_phdrs_clause_addresses): Likewise.
4533 * script-sections.h: Update declarations.
4534 * script.h: Update declarations.
4535 * output.h (Output_segment::set_minimum_p_align): Don't decrease
4537 * testsuite/script_test_3.t: Set large alignment.
4538 * testsuite/script_test_3.sh: Make sure that at least one LOAD
4539 segment has expected alignment.
4541 2010-04-22 Nick Clifton <nickc@redhat.com>
4543 * po/gold.pot: Updated by the Translation project.
4544 * po/vi.po: Updated Vietnamese translation.
4546 2010-04-22 H.J. Lu <hongjiu.lu@intel.com>
4548 * testsuite/Makefile.am (check_PROGRAMS): Add
4549 icf_virtual_function_folding_test.
4550 * testsuite/Makefile.in: Regenerated.
4552 2010-04-15 Andrew Haley <aph@redhat.com>
4554 * options.h (merge_exidx_entries): New option.
4555 * arm.cc (class Arm_exidx_fixup): Add new arg, merge_exidx_entries.
4556 (class Arm_exidx_fixup::merge_exidx_entries_): New member.
4557 (Output_section::fix_exidx_coverage): Add new arg, merge_exidx_entries.
4558 (Target_arm::merge_exidx_entries): New function.
4559 (process_exidx_entry): Don't merge if merge_exidx_entries_ is false.
4560 (Arm_output_section::fix_exidx_coverage): Pass merge_exidx_entries
4561 to Arm_exidx_fixup constructor.
4562 Add new arg, merge_exidx_entries.
4563 (Target_arm::fix_exidx_coverage): pass merge_exidx_entries to
4564 Arm_output_section::fix_exidx_coverage.
4566 2010-04-18 Sriraman Tallam <tmsriram@google.com>
4568 * icf.cc (get_section_contents): Check for preemptible functions.
4569 Ignore addend when appropriate.
4570 * symtab.cc (should_add_dynsym_entry): Add new parameter. Check for
4572 (add_from_relobj): Check for section folded.
4573 (set_dynsym_indexes): Fix call to should_add_dynsym_entry.
4574 * symtab.h (should_add_dynsym_entry): Add new parameter.
4575 * target-reloc.h (scan_relocs): Check for section folded.
4576 * x86_64.cc (Target_x86_64::Scan::possible_function_pointer_reloc):
4577 Check reloc types for function pointers in shared objects.
4578 * testsuite/Makefile.am (icf_virtual_function_folding_test): New test
4580 (icf_preemptible_functions_test): New test case.
4581 (icf_string_merge_test): New test case.
4582 * testsuite.Makefile.in: Regenerate.
4583 * testsuite/icf_safe_so_test.sh: Change to not fold foo_glob and
4584 bar_glob. Refactor code.
4585 * testsuite/icf_preemptible_functions_test.cc: New file.
4586 * testsuite/icf_preemptible_functions_test.sh: New file.
4587 * testsuite/icf_string_merge_test.cc: New file.
4588 * testsuite/icf_string_merge_test.sh: New file.
4589 * testsuite/icf_virtual_function_folding_test.cc: New file.
4590 * testsuite/icf_virtual_function_folding_test.sh: New file.
4592 2010-04-14 Doug Kwan <dougkwan@google.com>
4594 * arm.cc (Arm_output_section::fix_exidx_coverage): Mark object
4595 for local symbol recounting if we remove a section due to ICF.
4596 * gold.cc (queue_middle_gc_tasks): Create a dummy blocker if
4597 there are no regular objects in input.
4599 2010-04-13 Doug Kwan <dougkwan@google.com>
4601 * arm.cc (Arm_input_section::set_final_data_size): Compute
4602 accurate final data size instead of using current data size.
4604 2010-04-09 Doug Kwan <dougkwan@google.com>
4606 * layout.cc (Layout::choose_output_section): Handle script section
4608 (Layout::make_output_section_for_script): Add section type parameter.
4609 Handle script section types.
4610 * layout.h (Layout::make_output_section_for_script): Add section
4612 * output.cc (Output_section::Output_section): Initialize data member
4614 (Output_section::do_reset_address_and_file_offset): Do not set address
4615 to 0 if section is a NOLOAD section.
4616 * output.h (Output_section::is_noload): New method.
4617 (Output_section::set_is_noload): Ditto.
4618 (Output_section::is_noload_): New data member.
4619 * script-c.h (Script_section_type): New enum type.
4620 (struct Parser_output_section_header): Add new file section_type.
4621 * script-sections.cc (Sections_element::output_section_name): Add
4622 parameter for returning script section type.
4623 (Output_section_definition::output_section_name): Ditto.
4624 (Output_section_definition::section_type)P; New method.
4625 (Output_section_definiton::script_section_type_name): Ditto.
4626 (Output_section_definition::script_section_type_): New data member.
4627 (Output_section_definition::Output_section_definition): Initialize
4628 data member Output_section_definition::script_section_type_.
4629 (Output_section_definition::create_sections): Pass script section type
4630 to Layout::make_output_section_for_script.
4631 (Output_section_definition::output_section_name): Return script
4632 section type to caller.
4633 (Output_section_definition::set_section_address): Do not advance
4634 dot value and load address if section type is NOLOAD. Set address
4635 of NOLOAD sections regardless of section flags.
4636 (Output_section_definition::print): Print section type if it is
4637 not SCRIPT_SECTION_TYPE_NONE.
4638 (Output_section_definition::section_type): New method.
4639 (Output_section_definition::script_section_type_name): Ditto.
4640 (Script_sections::output_section_name): Add new parameter
4641 PSECTION_TYPE for returning script section type. Pass it to
4642 section elements. Handle discard sections.
4643 (Sort_output_sections::operator()): Handle NOLOAD sections.
4644 * script-sections.h (Script_sections::Section_type): New enum type.
4645 (Script_sections::output_section_name): Add a new parameter for
4646 returning script section type.
4647 * script.cc (script_keyword_parsecodes): Add keywords COPY, DSECT,
4649 * yyscript.y (union): Add new field SECTION_TYPE.
4650 (COPY, DSECT, INFO, NOLOAD): New tokens.
4651 (opt_address_and_section_type): Change type to output_section_header.
4652 (section_type): New non-terminal
4653 (section_header): Handle section type.
4654 (opt_address_and_section_type): Return section type value.
4656 2010-04-09 H.J. Lu <hongjiu.lu@intel.com>
4658 * testsuite/plugin_common_test_1.c (foo): Add prototype.
4659 * testsuite/plugin_common_test_2.c (foo): Likewise.
4661 2010-04-08 Doug Kwan <dougkwan@google.com>
4663 * merge.cc (Output_merge_data::set_final_data_size): Handle empty
4665 * output.cc (Output_section::add_merge_input_section): Simplify
4666 code and return status of Output_merge_base::add_input_section.
4667 Update merge section map only if Output_merge_base::add_input_section
4670 2010-04-07 Doug Kwan <dougkwan@google.com>
4672 * arm.cc (Arm_relobj::scan_section_for_cortex_a8_erratum): Warn
4673 if section is marked as containing instructions but has no mapping
4675 (Arm_relobj::do_count_local_symbols): Call adjust_sym_shndx to get
4676 correct section index.
4677 (Arm_relobj::find_linked_text_section): Ditto.
4679 2010-04-07 Cary Coutant <ccoutant@google.com>
4681 * archive.cc (include_member): Destroy Read_symbols_data object before
4683 * object.cc (Read_symbols_data::~Read_symbols_data) New destructor.
4684 * object.h (Read_symbols_data::Read_symbols_data) New constructor.
4685 (Read_symbols_data::~Read_symbols_data) New destructor.
4686 (Section_relocs::Section_relocs) New constructor.
4687 (Section_relocs::~Section_relocs) New destructor.
4688 (Read_relocs_data::Read_relocs_data) New constructor.
4689 (Read_relocs_data::~Read_relocs_data) New destructor.
4690 * testsuite/binary_unittest.cc (Sized_binary_test): Set sd member
4691 pointers to NULL after deleting.
4693 2010-04-07 Doug Kwan <dougkwan@google.com>
4695 * arm.cc: Replace "endianity" with "endianness" in comments.
4696 (Arm_exidx_cantunwind): Ditto.
4697 (Arm_relobj::Arm_relobj): Initialize merge_flags_and_attribures.
4698 (Arm_relobj::merge_flags_and_attributes): New method.
4699 (Arm_relobj::merge_flags_and_attributes_): New data member.
4700 (Arm_exidx_cantunwind::do_fixed_endian_write): Fix formatting.
4701 (Arm_relobj::scan_sections_for_stubs): Ditto.
4702 (Arm_relobj::do_read_symbols): Check to see if we really want to
4703 merge processor-specific flags and attributes. Exit early if
4704 an object is empty except for section names and the undefined symbol.
4705 (Target_arm::do_finalize_sections): Move check for ELF format to
4706 Arm_relobj::do_read_symbols. Merge processor specific flags and
4707 attributes from a regular object only when we have determined that
4708 it is aapropriate. Do not create an .ARM.attributes section in
4709 output if there is no regular input object.
4710 (Target_arm::merge_processor_specific_flags): Check
4711 --warn-mismatch before printing any error.
4712 (Target_arm::merge_object_attributes): Ditto.
4713 * gold.cc (queue_middle_tasks): Handle the case in which there is
4714 no regular object in input.
4715 * options.cc (General_options::parse_EB): New method.
4716 (General_options::parse_EL): Same.
4717 (General_options::General_options): Initialize endianness_.
4718 * options.h (-EB, -EL, -no-pipeline-knowledge, -p, --warn-mismatch):
4720 (General_options::Endianness): New enum.
4721 (General_options::endianness): New method.
4722 (General_options::endianness_): New data member.
4723 * parameters.cc (Parameters::set_options): Check target endianness.
4724 (Parameters::set_target_once): Ditto.
4725 (Parameters::check_target_endianness): New method.
4726 (parameters_force_valid_target): If either -EL or -EB is specified,
4727 use it to define endianness of default target.
4728 * parameters.h (Parameters::check_target_endianness): New method
4730 * target.h (class Target): Change "endianity" to "endianness"
4733 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4735 * configure.ac (AM_INIT_AUTOMAKE): Add option no-dist.
4736 * configure: Regenerate.
4737 * Makefile.in: Regenerate.
4738 * testsuite/Makefile.in: Regenerate.
4740 2010-04-06 Cary Coutant <ccoutant@google.com>
4743 * plugin.cc (Pluginobj::get_symbol_resolution_info): Check for
4744 prevailing definitions of common symbols.
4745 * testsuite/plugin_test_6.sh: New test case.
4746 * testsuite/plugin_common_test_1.c: New test case.
4747 * testsuite/plugin_common_test_2.c: New test case.
4748 * testsuite/Makefile.am (plugin_test_6): New test case.
4749 * testsuite/Makefile.in: Regenerate.
4751 2010-04-06 Nick Clifton <nickc@redhat.com>
4753 * po/vi.po: New Vietnamese translation.
4755 2010-03-30 Doug Kwan <dougkwan@google.com>
4757 * arm.cc (Target_arm::using_thumb_only): Handle v6-M
4759 2010-03-25 Doug Kwan <dougkwan@google.com>
4761 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Rearrange code
4762 to avoid a conversion warning on a 32-bit host.
4764 2010-03-24 Ian Lance Taylor <iant@google.com>
4766 * testsuite/script_test_3.t: Add a TLS segment.
4767 * testsuite/Makefile.am (check_PROGRAMS): Add
4768 tls_phdrs_script_test.
4769 (tls_phdrs_script_test_SOURCES): Define.
4770 (tls_phdrs_script_test_DEPENDENCIES): Define.
4771 (tls_phdrs_script_test_LDFLAGS): Define.
4772 (tls_phdrs_script_test_LDADD): Define.
4773 * testsuite/Makefile.in: Rebuild.
4775 2010-03-23 Cary Coutant <ccoutant@google.com>
4777 * fileread.cc (find_or_make_view): Fix comment.
4779 2010-03-23 Ian Lance Taylor <iant@google.com>
4781 * script-sections.cc (class Orphan_section_placement): Define
4782 PLACE_TLS and PLACE_TLS_BSS.
4783 (Orphan_section_placement::Orphan_section_placement): Initialize
4785 (Orphan_section_placement::find_place): Handle SHF_TLS sections.
4786 * testsuite/Makefile.am (check_PROGRAMS): Add tls_script_test.
4787 (tls_script_test_SOURCES): Define.
4788 (tls_script_test_DEPENDENCIES): Define.
4789 (tls_script_test_LDFLAGS): Define.
4790 (tls_script_test_LDADD): Define.
4791 * testsuite/Makefile.in: Rebuild.
4793 2010-03-22 Doug Kwan <dougkwan@google.com>
4795 * arm.cc (Arm_relocate_functions::abs8,
4796 Arm_relocate_functions::abs16): Use correct check for overflow
4797 specified in the ARM ELF specs.
4798 (Arm_relocate_functions): thumb_branch_common. Handle bit 1 of branch
4799 target of a BLX instruction specially.
4800 (Reloc_stub::stub_type_for_reloc): Ditto.
4801 (Relocate::relocate): Use symbolic names instead of numeric relocation
4802 codes to report error.
4803 (Target_arm::do_relox): Reduce default stub-group size for Cortex-A8
4805 * testsuite/Makefile.am (check_DATA): add thumb_blx_in_range.stdout,
4806 thumb_blx_out_of_range.stdout, thumb2_blx_in_range.stdout and
4807 thumb2_blx_out_of_range.stdout
4808 (thumb_bl_out_of_range, thumb_bl_out_of_range.o,
4809 thumb2_bl_out_of_range, thumb2_bl_out_of_range.o): Fix dependenices.
4810 (thumb_blx_in_range.stdout, thumb_blx_in_range, thumb_blx_in_range.o,
4811 thumb_blx_out_of_range.stdout, thumb_blx_out_of_range,
4812 thumb_blx_out_of_range.o, thumb2_blx_in_range.stdout,
4813 thumb2_blx_in_range, thumb2_blx_in_range.o,
4814 thumb2_blx_out_of_range.stdout, thumb2_blx_out_of_range,
4815 thumb2_blx_out_of_range.o): New rules.
4816 (MOSTLYCLEANFILES): Add thumb_blx_in_range, thumb_blx_out_of_range,
4817 thumb2_blx_in_range and thumb2_blx_out_of_range.
4818 * testsuite/Makefile.in: Regenerate.
4819 * arm_branch_in_range.sh: Add tests for THUMB BLX.
4820 * testsuite/thumb_blx_in_range.s: New file.
4821 * testsuite/thumb_blx_out_of_range.s: New file.
4823 2010-03-22 Rafael Espindola <espindola@google.com>
4825 * archive.cc (Should_include): Move to archive.h.
4826 (should_include_member): Make it a member of Archive.
4828 (Add_lib_group_symbols): New.
4829 * archive.h: Include options.h.
4830 (Archive_member): Moved from Archive.
4831 (Should_include): Moved from archive.cc.
4833 (Add_lib_group_symbols): New.
4834 * dynobj.cc (do_should_include_member): New.
4835 * dynobj.h (do_should_include_member): New.
4836 * gold.cc (queue_initial_tasks): Update call to queue.
4837 * main.cc (main): Print lib group stats.
4838 * object.cc (do_should_include_member): New.
4839 * object.h: Include archive.h.
4840 (Object::should_include_member): New.
4841 (Object::do_should_include_member): New.
4842 (Sized_relobj::do_should_include_member): New.
4843 * options.cc (General_options::parse_start_lib): New.
4844 (General_options::parse_end_lib): New.
4845 (Input_arguments::add_file): Handle lib groups.
4846 (Input_arguments::start_group): Check we are not in a lib.
4847 (Input_arguments::start_lib): New.
4848 (Input_arguments::end_lib): New.
4849 * options.h (General_options): Add start_lib and end_lib.
4850 (Input_argument::lib_): New.
4851 (Input_argument::lib): New.
4852 (Input_argument::is_lib): New.
4853 (Input_file_lib): New.
4854 (Input_arguments::in_lib_): New.
4855 (Input_arguments::in_lib): New.
4856 (Input_arguments::start_lib): New.
4857 (Input_arguments::end_lib_): New.
4858 * plugin.cc (Pluginobj::get_symbol_resolution_info): Mark symbols
4859 in unused members as preempted.
4860 (Sized_pluginobj::do_should_include_member): New.
4861 * plugin.h (Sized_pluginobj::do_should_include_member): New.
4862 * readsyms.cc (Read_symbols::locks): If we are just reading a member,
4864 (Read_symbols::do_whole_lib_group): New.
4865 (Read_symbols::do_lib_group): New.
4866 (Read_symbols::do_read_symbols): Handle lib groups.
4867 (Read_symbols::get_name): Handle lib groups.
4868 * readsyms.h (Read_symbols): Add an archive member pointer.
4869 (Read_symbols::do_whole_lib_group): New.
4870 (Read_symbols::do_lib_group): New.
4871 (Read_symbols::member_): New.
4872 * script.cc (read_input_script): Update call to queue_soon.
4874 2010-03-19 Doug Kwan <dougkwan@google.com>
4876 * arm.cc (Stub_table::Stub_table): Initialize new data members
4877 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4878 (Stub_table::add_reloc_stub): Assign stub offset and update
4879 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_.
4880 (Stub_table::reloc_stubs_size_, Stub_table::reloc_stubs_addralign_):
4882 (Stub_table::update_data_size_and_addralign): Use
4883 Stub_table::reloc_stubs_size_ and Stub_table::reloc_stubs_addralign_
4884 instead of going over all reloc stubs.
4885 (Stub_table::finalize_stubs): Do not assign reloc stub offsets.
4886 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4887 Stringpool_template::offset_ to size of Stringpool_char.
4888 (Stringpool_template::new_key_offset): Remove code to initialize
4889 Stringpool_template::offset_.
4890 * stringpool.h (Stringpool_template::set_no_zero_null): Set
4891 Stringpool_template::offset_ to zero.
4893 2010-03-15 Doug Kwan <dougkwan@google.com>
4895 * stringpool.cc (Stringpool_template::Stringpool_template): Initialize
4897 (Stringpool_template::new_key_offset): New method.
4898 (Stringpool_template::add_string): Assign offsets when adding new
4900 (Stringpool_template::set_string_offsets): Do not set string offsets
4901 when not optimizing.
4902 * stringpool.h (Chunked_vector::Chunked_vector): Initialize data
4904 (Chunked_vector::clear): Clear size_.
4905 (Chunked_vector::reserve): Call reserve method of all Element_vectors.
4906 (Chunked_vector::size): Return size_.
4907 (Chunked_vector::push_back): Use size_ to find insert position.
4908 (Chunked_vector::size_): New data member.
4909 (Stringpool_template::set_no_zero_null): Assert string set is empty.
4910 (Stringpool_template::new_key_offset): New method declaration.
4911 (Stringpool_template::offset_): New data member.
4913 2010-03-15 Rafael Espindola <espindola@google.com>
4915 * readsyms.cc (Read_symbols::do_read_symbols): Update calls to
4916 Add_symbols' constructor.
4917 * readsyms.h (Add_symbols): Remove the input_group member.
4919 2010-03-10 Ian Lance Taylor <iant@google.com>
4921 * reloc.cc (Sized_relobj::split_stack_adjust_reltype): Call the
4922 target to ask whether a reference to a symbol requires a stack
4924 * target.h (Target::is_call_to_non_split): New function.
4925 (Target::do_is_call_to_non_split): Declare virtual function.
4926 * target.cc: Include "symtab.h".
4927 (Target::do_is_call_to_non_split): New function.
4928 * i386.cc (Target_i386::do_is_call_to_non_split): New function.
4930 2010-03-10 Cary Coutant <ccoutant@google.com>
4932 * fileread.cc (File_read::~File_read): Don't delete whole_file_view_.
4933 (File_read::open[1]): Remove initial mapping of whole_file_view_.
4934 (File_read::open[2]): Add whole_file_view_ to list of views.
4935 (File_read::make_view): Remove test of whole_file_view_.
4936 (File_read::find_or_make_view): Create whole_file_view_ if
4938 (File_read::clear_views): Replace bool parameter with enum;
4939 adjust all callers. Don't delete views with permanent data;
4940 do delete cached views and views from archives if
4941 --no-keep-files-mapped is set. Set whole_file_view_ to NULL
4942 if clearing the corresponding view.
4943 * fileread.h (File_read::Clear_views_mode): New enum.
4944 (File_read::View::is_permanent_view): New method.
4945 (File_read::clear_views): Replace bool parameter
4946 with enum; adjust all callers.
4947 * options.h (General_options): Change keep_files_mapped option;
4948 add map_whole_files.
4949 * readsyms.cc (Add_symbols::run): Delete sd_ object before
4951 * reloc.cc (Scan_relocs::run): Delete rd_ object before releasing
4954 2010-03-10 David S. Miller <davem@davemloft.net>
4956 * sparc.cc (Target_sparc::Scan::local): Accept R_SPARC_WPLT30.
4958 2010-03-09 Sriraman Tallam <tmsriram@google.com>
4960 * icf.cc (get_section_contents): Add '@' marker after processing the
4963 2010-03-08 Doug Kwan <dougkwan@google.com>
4965 * gold/arm.cc (Arm_exidx_fixup::update_offset_map): Fix build breakage
4966 due to a conversion warning.
4967 (Arm_relobj::update_output_local_symbol_count): Check for local
4968 symbol with unset output index.
4970 2010-03-05 Ian Lance Taylor <iant@google.com>
4972 * options.h (class General_options): Add --spare-dynamic-tags.
4973 * output.cc (Output_data_dynamic::set_final_data_size): Implement
4974 --spare-dynamic-tags.
4976 2010-03-05 Ian Lance Taylor <iant@google.com>
4978 * incremental.cc: Include "libiberty.h".
4980 2010-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4982 * dynobj.h (Verdef::Verdef): Add is_info arg, is_info member
4983 function, is_info_ member.
4984 * dynobj.cc (Verdef::write): Set VER_FLG_INFO if this->is_info_.
4985 (Versions::Versions): Update caller.
4986 (Versions::define_base_version): Likewise.
4987 (Versions::add_def): Likewise.
4989 2010-03-03 Sriraman Tallam <tmsriram@google.com>
4991 * i386.cc (Target_i386::can_check_for_function_pointers): New function.
4992 (Scan::possible_function_pointer_reloc): New function.
4993 (Scan::local_reloc_may_be_function_pointer): Change to call
4994 possible_function_pointer_reloc.
4995 (Scan::global_reloc_may_be_function_pointer): Ditto.
4996 * icf.h (Icf::check_section_for_function_pointers): Change to reject
4997 relocations in ".data.rel.ro._ZTV" section.
4998 * testsuite/icf_safe_so_test.sh: Change to pass i386.
4999 * testsuite/icf_safe_so_test.cc: Ditto.
5000 * testsuite/icf_safe_test.cc: Ditto.
5001 * testsuite/icf_safe_test.sh: Ditto.
5003 2010-03-03 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5004 Ian Lance Taylor <iant@google.com>
5006 * target-reloc.h (relocate_section): Check the symbol table index
5007 for -1U before setting the local symbol index.
5008 (scan_relocatable_relocs): If copying the relocation, record that
5009 the local symbol is required.
5010 * object.h (Symbol_value::is_output_symtab_index_set): New
5012 (Symbol_value::may_be_discarded_from_output_symtab): New
5014 (Symbol_value::has_output_symtab_entry): New function.
5015 (Symbol_value::needs_output_symtab_entry): Remove.
5016 (Symbol_value::output_symtab_index): Make sure the symbol index is
5018 (Symbol_value::set_output_symtab_index): Make sure the symbol
5019 index is not set. Make sure the new index is valid.
5020 (Symbol_value::set_must_have_output_symtab_entry): New function.
5021 (Symbol_value::has_output_dynsym_entry): New function.
5022 (Symbol_value::set_output_dynsym_index): Make sure the new index
5024 (Sized_relobj::set_must_have_output_symtab_entry): New function.
5025 * object.cc (Sized_relobj::do_count_local_symbols): Only discard a
5026 local symbol if permitted.
5027 (Sized_relobj::do_finalize_local_symbols): Call
5028 is_output_symtab_index_set rather than needs_output_symtab_entry.
5029 (Sized_relobj::write_local_symbols): Call has_output_symtab_entry
5030 rather than needs_output_symtab_entry. Call
5031 has_output_dynsym_entry rather than needs_output_dynsym_entry.
5032 * arm.cc (Arm_relobj::update_output_local_symbol_count): Call
5033 is_output_symtab_index_set rather than needs_output_symtab_entry.
5034 * testsuite/discard_locals_relocatable_test.c: New file.
5035 * testsuite/discard_locals_test.sh: Test -r.
5036 * testsuite/Makefile.am (check_DATA): Add
5037 discard_locals_relocatable_test1.syms,
5038 discard_local_relocatable_test2.syms.
5039 (MOSTLYCLEANFILES): Likewise. Also add
5040 discard_locals_relocatable_test1.lout and
5041 discard_locals_relocatable_test2.out.
5042 (discard_locals_relocatable_test1.syms): New target.
5043 (discard_locals_relocatable_test.o): New target.
5044 (discard_locals_relocatable_test1.out): New target.
5045 (discard_locals_relocatable_test2.syms): New target.
5046 (discard_locals_relocatable_test2.out): New target.
5047 (various): Add missing ../ld-new dependencies.
5048 * testsuite/Makefile.in: Rebuild.
5050 2010-03-03 Nick Clifton <nickc@redhat.com>
5052 * po/fi.po: New Finnish translation.
5054 2010-03-01 Doug Kwan <dougkwan@google.com>
5056 * layout.cc (Layout::Layout): Force section types of .init_array*,
5057 .preinit_array* and .fini_array* sections.
5058 * output.cc (Output_section::Input_section_sort_entry::has_priority):
5059 Fix check of return value of std::string::find.().
5060 (Output_section::Input_section_sort_compare::operator()): Remove
5061 comment about .init_array.
5062 (Output_section::Input_section_sort_init_fini_compare::operator()):
5064 (Output_section::sort_attached_input_sections): Handle .init_array
5065 and .fini_array specially.
5066 * output.h (Output_section::Inut_section_sort_compare): Update
5068 (Output_section::Input_section_sort_init_fini_compare): New struct.
5070 2010-02-26 Doug Kwan <dougkwan@google.com>
5072 * arm.cc (Target_arm::Relocate::reloc_is_non_pic): Treat
5073 R_ARM_PREL31 and R_ARM_SBREL31 as position independent.
5074 * testsuite/debug_msg.sh: Avoid matching source line number for
5075 use of global variable undef_int.
5077 2010-02-26 Doug Kwan <dougkwan@google.com>
5079 * arm.cc (Target_arm::scan_reloc_for_stub): Move code handling
5080 R_ARM_V4BX to Target_arm::scan_reloc_section_for_stubs.
5081 (Target_arm::scan_reloc_section_for_stubs): Instead of calling
5082 scan_reloc_for_stub, do all processing of R_ARM_V4BX here.
5083 * options.cc (General_options::General_options): Initialize member
5085 * testsuite/Makefile.am (check_SCRIPTS): Add arm_fix_v4bx.sh
5086 (check_DATA): Add arm_fix_v4bx.stdout, arm_fix_v4bx_interworking.stdout
5087 and rm_no_fix_v4bx.stdout
5088 (arm_fix_v4bx.stdout, arm_fix_v4bx, arm_fix_v4bx.o,
5089 arm_fix_v4bx_interworking.stdout, arm_fix_v4bx_interworking,
5090 arm_no_fix_v4bx.stdout, arm_no_fix_v4bx): New make rules.
5091 (MOSTLYCLEANFILES): Add arm_fix_v4bx, arm_fix_v4bx_interworking
5092 and arm_no_fix_v4bx.
5093 * Makefile.in: Regenerate.
5094 * testsuite/arm_fix_v4bx.s: New file.
5095 * testsuite/arm_fix_v4bx.sh: Ditto.
5097 2010-02-24 Doug Kwan <dougkwan@google.com>
5099 * arm.cc (Target_arm::got_section): Make the .got section the first
5100 non RELRO section in the data segment.
5101 * testsuite/script_test_5.sh: Fix match patterns to avoid matching
5102 suffixes of section names.
5104 2010-02-24 Doug Kwan <dougkwan@google.com>
5106 * arm.cc (Target_arm::do_finalize_sections): Skip processor specific
5107 flags and attributes merging if an input file is a binary file.
5108 * fileread.cc (Input_file::open): Record format of original file.
5109 * fileread.h (Input_file::Format): New enum type.
5110 (Input_file::Input_file): Initialize data member format_.
5111 (Input_file::format): New method definition.
5112 (Input_file::format_):: New data member.
5114 2010-02-24 Doug Kwan <dougkwan@google.com>
5116 * arm.cc (Arm_output_data_got): New class.
5117 (ARM_TCB_SIZE): New constant
5118 (Target_arm): Use Arm_output_data_got instead of Output_data_got.
5119 (Arm_output_section::fix_exidx_coverage): Add a parameter for layout.
5120 If user uses a script with a SECTIONS clause, issue only a warning
5121 for a misplaced EXIDX input section. Otherwise, issue an error.
5122 (Arm_relobj::do_gc_process_relocs): Exit early if we are not doing
5124 (Target_arm::got_mode_index_entry): Handle static linking.
5125 (Target_arm::Scan::local): Ditto.
5126 (Target_arm::Scan::global): Ditto.
5127 (Target_arm::Relocate::relocate_tls): Handle static linking. Fix
5128 all incorrectly implemented relocations.
5129 (Target_arm::fix_exidx_coverage): Pass layout to
5130 Arm_output_section::fix_exidx_coverage.
5131 * layout.cc (Layout::section_name_mapping): Remove trailing dots
5132 from ".ARM.exidx." and ".ARM.extab.".
5134 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5136 * arm.cc (Target_arm::do_finalize_sections): Create attribute
5137 section if it does not already exist.
5138 * attributes.cc (Attributes_section_data::Attributes_section_data):
5139 Don't crash if size is zero.
5141 2010-02-23 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5142 Ian Lance Taylor <iant@google.com>
5144 * gold.cc (queue_middle_tasks): If no input files were opened,
5146 * workqueue.h (Task_function::Task_function): Assert that there is
5149 2010-02-22 Doug Kwan <dougkwan@google.com>
5151 * gold-threads.h (Once::~Once): Explicitly define virtual destructor.
5152 * icf.cc (get_section_contents): Cast snprintf arguments to long long
5153 types to avoid warnings due to different uint64_t implementations
5156 2010-02-21 Doug Kwan <dougkwan@google.com>
5158 * arm.cc (Arm_relocate_functions::arm_branch_common): Fix bug in
5159 handling of the maximum backward branch offset.
5160 (Arm_relocate_functions::thumb_branch_common): Ditto.
5161 * testsuite/Makefile.am (check_SCRIPTS): Add arm_branch_in_range.sh.
5162 (check_DATA): Add arm_bl_in_range.stdout, arm_bl_out_of_range.stdout
5163 thumb_bl_in_range.stdout, thumb_bl_out_of_range.stdout,
5164 thumb2_bl_in_range.stdout and thumb2_bl_out_of_range.stdout.
5165 (arm_bl_in_range.stdout, arm_bl_in_range, arm_bl_in_range.o,
5166 arm_bl_out_of_range.stdout, arm_bl_out_of_range,
5167 arm_bl_out_of_range.o, thumb_bl_in_range.stdout, thumb_bl_in_range,
5168 thumb_bl_in_range.o, thumb_bl_out_of_range.stdout,
5169 thumb_bl_out_of_range thumb_bl_out_of_range.o,
5170 thumb2_bl_in_range.stdout, thumb2_bl_in_range, thumb2_bl_in_range.o
5171 thumb2_bl_out_of_range.stdout, thumb2_bl_out_of_range,
5172 thumb2_bl_out_of_range.o): New rules.
5173 (MOSTLYCLEANFILES): Add arm_bl_in_range, arm_bl_out_of_range,
5174 thumb_bl_in_range, thumb_bl_out_of_range, thumb2_bl_in_range and
5175 thumb2_bl_out_of_range
5176 * testsuite/Makefile.in: Regenerate.
5177 * testsuite/arm_bl_in_range.s: New file.
5178 * testsuite/arm_bl_out_of_range.s: Ditto.
5179 * testsuite/arm_branch_in_range.sh: Ditto.
5180 * testsuite/arm_branch_range.t: Ditto.
5181 * testsuite/thumb2_branch_range.t: Ditto.
5182 * testsuite/thumb_bl_in_range.s: Ditto.
5183 * testsuite/thumb_bl_out_of_range.s: Ditto.
5184 * testsuite/thumb_branch_range.t: Ditto.
5186 2010-02-20 Sriraman Tallam <tmsriram@google.com>
5188 * gc.h (gc_process_relocs): Change vectors to point to the new list.
5189 Add reloc offset information.
5190 * icf.cc (get_section_contents): Change iterators to point to the new
5191 vectors. Add reloc offset information to the contents.
5192 * icf.h (Icf::Sections_reachable_info): New typedef.
5193 (Icf::Sections_reachable_list): New typedef.
5194 (Icf::Offset_info): New typedef.
5195 (Icf::Reloc_info): New struct typedef.
5196 (Icf::Reloc_info_list): New typedef.
5197 (Icf::symbol_reloc_list): Delete method.
5198 (Icf::addend_reloc_list): Delete method.
5199 (Icf::section_reloc_list): Delete method.
5200 (Icf::reloc_info_list): New method.
5201 (Icf::reloc_info_list_): New member.
5203 2010-02-19 Doug Kwan <dougkwan@google.com>
5205 * arm-reloc.def: Mark R_ARM_TLS_GD32, R_ARM_TLS_LDM32,
5206 R_ARM_TLS_LDO32, R_ARM_TLS_IE32 and R_ARM_TLS_LE32 are implemented.
5207 * arm.cc (Arm_relocation_functions): New forward declaration.
5208 (Target_arm::Target_arm): Initialize new data members
5209 got_mod_index_offset_ and tls_base_symbol_defined_.
5210 (Target_arm::Relocate::relocate_tls): New method.
5211 (Target_arm::optimize_tls_reloc, Target_arm::define_tls_base_symbol,
5212 Target_arm::got_mod_index_entry, Target_arm::rel_tls_desc_section):
5214 (Target_arm::Got_type): Add GOT_TYPE_TLS_NOFFSET, GOT_TYPE_OFFSET,
5215 GOT_TYPE_TLS_PAIR and GOT_TYPE_TLS_DESC.
5216 (Target_arm::got_mod_index_offset_,
5217 Target_arm::tls_base_symbol_defined_): New data members.
5218 (Target_arm::Scan::local, Target::Scan::global,
5219 Target_arm::Relocate::relocate): Handle 32-bit initial TLS
5222 2010-02-18 Doug Kwan <dougkwan@google.com>
5224 * arm.cc (Arm_relobj::find_linked_text_section): New method.
5225 (Arm_relobj::make_exidx_input_section): Pass section index of linked
5226 text section as a parameter becuase some broken tools may not set
5227 the link in section header.
5228 (Target_arm::has_got_section): New method.
5229 (Target_arm::scan_section_for_cortex_a8_stubs): Treat an input section
5230 without any mapping symbol as data only. Remove warning.
5231 (Arm_relobj::do_read_synbols): If an EXIDX input section has no
5232 link in its section header, try to discover the link by inspecting the
5233 REL31 relocation at the beginning of the section.
5234 (Target_arm::Scan::check_non_pic): Report name of offending relocation
5236 (Target_arm::Scan::global): Treat any reference to the symbol
5237 _GLOBAL_OFFSET_TABLE_ as a GOT access.
5239 2010-02-12 Sriraman Tallam <tmsriram@google.com>
5241 * arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
5242 (Scan::global_reloc_may_be_function_pointer): New function.
5243 * sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5244 (Scan::global_reloc_may_be_function_pointer): New function.
5245 * powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
5246 (Scan::global_reloc_may_be_function_pointer): New function.
5247 * i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
5248 (Scan::global_reloc_may_be_function_pointer): New function.
5249 * x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
5250 (Scan::global_reloc_may_be_function_pointer): New function.
5251 (Scan::possible_function_pointer_reloc): New function.
5252 (Target_x86_64::can_check_for_function_pointers): New function.
5253 * gc.h (gc_process_relocs): Scan relocation types to determine if
5254 function pointers were taken for targets that support it.
5255 * icf.cc (Icf::find_identical_sections): Include functions for
5256 folding in safe ICF whose pointer is not taken.
5257 * icf.h (Secn_fptr_taken_set): New typedef.
5258 (fptr_section_id_): New member.
5259 (section_has_function_pointers): New function.
5260 (set_section_has_function_pointers): New function.
5261 (check_section_for_function_pointers): New function.
5262 * options.h: Fix comment for safe ICF option.
5263 * target.h (can_check_for_function_pointers): New function.
5264 * testsuite/Makefile.am: Add icf_safe_so_test test case.
5265 Modify icf_safe_test for X86-64.
5266 * testsuite/Makefile.in: Regenerate.
5267 * testsuite/icf_safe_so_test.cc: New file.
5268 * testsuite/icf_safe_so_test.sh: New file.
5269 * testsuite/icf_safe_test.cc (kept_func_3): New function.
5270 (main): Change to take pointer to function kept_func_3.
5271 * testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
5272 folding is done correctly for X86-64.
5274 2010-02-12 David S. Miller <davem@davemloft.net>
5276 * output.h (Output_reloc<SHT_REL>::Output_reloc): Add
5277 is_symbolless parameter.
5278 (Output_reloc<SHT_REL>::is_symbolless): New.
5279 (Output_reloc<SHT_REL>::is_symbolless_): New.
5280 (Output_reloc<SHT_REL>::type_): Decrease to 29 bits.
5281 (Output_reloc<SHT_RELA>::Output_reloc): Add is_symbolless parameter.
5282 (Output_reloc<SHT_RELA>::is_symbolless): New.
5283 (Output_data_reloc::add_global): Handle is_symbolless.
5284 (Output_data_reloc::add_global_relative): Likewise.
5285 (Output_data_reloc::add_local): Likewise.
5286 (Output_data_reloc::add_local_relative): Likewise.
5287 (Output_data_reloc::add_symbolless_global_addend): New.
5288 (Output_data_reloc::add_symbolless_local_addend): New.
5289 * output.cc (Output_reloc<SHT_REL>::Output_reloc): Handle
5291 (Output_reloc::set_needs_dynsym_index): Test ->is_symbolless_
5292 instead of ->is_relative_
5293 (Output_reloc::write): Likewise.
5294 (Output_reloc::get_symbol_index): Return 0 when ->is_symbolless_
5295 (Output_reloc::write_rel): Simplify.
5297 * sparc.cc (Target_sparc::Scan::local): Use
5298 ->add_symbolless_local_addend as needed.
5299 (Target_sparc::Scan::global): Use ->add_symbolless_global_addend as
5300 needed. Also, emit appropriate unaligned vs. aligned dynamic reloc
5301 based upon relocation offset.
5303 2010-02-11 Doug Kwan <dougkwan@google.com>
5305 * arm.cc (Target_arm::Scan::local): Fix bugs in relocation handling.
5306 (Target_arm::Scan::global): Ditto. Also remove a comment before the
5307 beginning of function.
5308 (Target_arm::Relocate::relocate): Remove error messages for MOVW_ABS
5309 and MOVT_ABS relocations. Those are non issued in scanning. Fix
5310 parameter is_32bit in calls to should_apply_static_reloc.
5311 * testsuite/Makefile.am (check_SCRIPTS): Add arm_abs_global.sh.
5312 (check_DATA): Add arm_abs_global.stdout.
5313 (arm_abs_lib.o, libarm_abs.so, arm_abs_global.o, arm_abs_global,
5314 arm_abs_global.stdout): New rules.
5315 (MOSTLLYCLEANFILES): Add arm_abs_global
5316 * Makefile.in: Regenerate.
5317 * testsuite/arm_abs_global.s: New file.
5318 * testsuite/arm_abs_global.sh: Ditto.
5319 * testsuite/arm_abs_lib.s: Ditto.
5321 2010-02-11 Ian Lance Taylor <iant@google.com>
5323 * gold.cc (queue_middle_gc_tasks): Use a separate blocker for each
5325 (queue_middle_tasks): Likewise, and also for Scan_relocs. Run
5326 Allocate_commons_task first.
5327 * reloc.cc (Read_relocs::run): Pass next_blocker_ down to next
5328 task, rather than symtab_lock_.
5329 (Gc_process_relocs::~Gc_process_relocs): New function.
5330 (Gc_process_relocs::is_runnable): Check this_blocker_.
5331 (Gc_process_relocs::locks): Use next_blocker_ rather than
5333 (Scan_relocs::~Scan_relocs): New function.
5334 (Scan_relocs::is_runnable): Check this_blocker_ rather than
5336 (Scan_relocs::locks): Drop symtab_lock_ and blocker_. Add
5338 * reloc.h (class Read_relocs): Drop symtab_lock_ and blocker_
5339 fields. Add this_blocker_ and next_blocker_ fields. Adjust
5340 constructor accordingly.
5341 (class Gc_process_relocs): Likewise.
5342 (class Scan_relocs): Likewise.
5343 * common.h (class Allocate_commons_task): Remove symtab_lock_
5344 field, and corresponding constructor parameter.
5345 * common.cc (Allocate_commons_tasK::is_runnable): Remove use of
5347 (Allocate_commons_task::locks): Likewise.
5349 2010-02-11 Ian Lance Taylor <iant@google.com>
5351 * gold-threads.h (class Once): Define.
5352 (class Initialize_lock): Rewrite as child of Once.
5353 * gold-threads.cc (class Once_initialize): Define.
5354 (once_pointer_control): New static variable.
5355 (once_pointer, once_arg): New static variables.
5356 (c_run_once): New static function.
5357 (Once::Once, Once::run_once, Once::internal_run): New functions.
5358 (class Initialize_lock_once): Remove.
5359 (initialize_lock_control): Remove.
5360 (initialize_lock_pointer): Remove.
5361 (initialize_lock_once): Remove.
5362 (Initialize_lock::Initialize_lock): Move to gold-threads.h.
5363 (Initialize_lock::initialize): Rewrite.
5364 (Initialize_lock::do_run_once): New function.
5365 * archive.cc (Archive::interpret_header): Only clear name if it is
5367 * fileread.cc: Include "gold-threads.h"
5368 (file_counts_lock): New static variable.
5369 (file_counts_initialize_lock): Likewise.
5370 (File_read::release): Only increment counts when using --stats.
5371 Use a lock around the increment.
5372 * parameters.cc (class Set_parameters_target_once): Define.
5373 (set_parameters_target_once): New static variable.
5374 (Parameters::Parameters): Move here from parameters.h.
5375 (Parameters::set_target): Rewrite.
5376 (Parameters::set_target_once): New function.
5377 (Parameters::clear_target): Move here and rewrite.
5378 * parameters.h (class Parameters): Update declarations. Add
5379 set_parameters_target_once_ field.
5380 (Parameters::Parameters): Move to parameters.cc.
5381 (Parameters::clear_target): Likewise.
5382 * readsyms.cc (Read_symbols::do_group): Create a Start_group
5384 (Start_group::~Start_group): New function.
5385 (Start_group::is_runnable): New function.
5386 (Start_group::locks, Start_group::run): New functions.
5387 (Finish_group::run): Change saw_undefined to size_t.
5388 * readsyms.h (class Start_group): Define.
5389 (class Finish_group): Change saw_undefined_ field to size_t.
5390 (Finish_group::Finish_group): Remove saw_undefined and
5391 this_blocker parameters. Change all callers.
5392 (Finish_group::set_saw_undefined): New function.
5393 (Finish_group::set_blocker): New function.
5394 * symtab.h (class Symbol_table): Change saw_undefined to return
5395 size_t. Change saw_undefined_ field to size_t.
5396 * target-select.cc (Set_target_once::do_run_once): New function.
5397 (Target_selector::Target_selector): Initialize set_target_once_
5398 field. Don't initialize lock_ and initialize_lock_ fields.
5399 (Target_selector::instantiate_target): Rewrite.
5400 (Target_selector::set_target): New function.
5401 * target-select.h (class Set_target_once): Define.
5402 (class Target_selector): Update declarations. Make
5403 Set_target_once a friend. Remove lock_ and initialize_lock_
5404 fields. Add set_target_once_ field.
5406 2010-02-10 Ian Lance Taylor <iant@google.com>
5408 * dirsearch.cc (Dirsearch::initialize): Add all blockers before
5410 * gold.cc (queue_middle_gc_tasks): Likewise. Fix final blocker.
5411 (queue_middle_tasks): Add all blockers before queueing any tasks.
5412 (queue_final_tasks): Likewise.
5413 * token.h (Task_token::add_blockers): New function.
5414 * object.h (Input_objects::number_of_relobjs): New function.
5416 2010-02-10 Ian Lance Taylor <iant@google.com>
5418 * i386.cc (Relocate::relocate_tls): A local symbol is final if not
5419 shared, not if not position independent.
5420 * x86_64.cc (Relocate::relocate_tls): Likewise.
5421 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_pic_test.
5422 (tls_pie_pic_test): New target.
5423 * testsuite/Makefile.in: Rebuild.
5425 * testsuite/Makefile.am (check_PROGRAMS): Add tls_pie_test.
5426 (tls_test_main_pie.o, tls_test_pie.o): New targets.
5427 (tls_test_file2_pie.o, tls_test_c_pie.o, tls_pie_test): Likewise.
5428 * testsuite/Makefile.in: Rebuild.
5430 2010-02-09 David S. Miller <davem@davemloft.net>
5432 * sparc.cc (Target_sparc::Scan::local): Do not emit relocs other than
5433 R_SPARC_RELATIVE using ->add_local_relative().
5434 (Target_sparc::Scan::global): Likewise for ->add_global_relative().
5436 * output.h (Output_data_dynamic::add_section_size): New method
5437 that takes two Output_data objects.
5438 (Output_data_dynamic::Dynamic_entry): Create storage for secondary
5439 entry param. Handle it in initializers.
5440 * output.cc (Output_data_dynamic::Dynamic_entry::write): For
5441 DYNAMIC_SECTION_SIZE, add in second object size if non-NULL.
5442 * layout.h (Layout::add_target_dynamic_tags): Add dynrel_includes_plt
5444 * layout.cc (Layout::add_target_dynamic_tags): If dynrel_includes_plt,
5445 and .rela.plt exists, set DT_REL{,A}SZ to sum of .rela.dyn and .rela.plt
5446 * arm.cc (Target_arm::do_finalize_sections): Update to pass false
5447 for dynrel_includes_plt.
5448 * i386.cc (Target_i386::do_finalize_sections): Likewise.
5449 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
5450 * sparc.cc (Target_sparc::make_plt_entry): Force .rela.dyn to be output
5452 (Target_sparc::do_finalize_sections): Update to pass true for
5453 dynrel_includes_plt.
5454 * powerpc.cc (Target_powerpc::make_plt_entry): Force .rela.dyn to be
5455 output before .rela.plt
5456 (Target_powerpc::do_finalize_sections): Update to pass true for
5457 dynrel_includes_plt when 32-bit.
5459 2010-02-08 Doug Kwan <dougkwan@google.com>
5461 * arm.cc (Arm_relobj::simple_input_section_output_address): New
5463 (Arm_relobj::section_needs_cortex_a8_stub_scanning,
5464 Arm_relobj::scan_section_for_cortex_a8_stubs,
5465 Arm_relobj::do_relocation_section): Instead of calling
5466 Output_section::output_address, use faster
5467 Arm_relobj::simple_input_section_output_address.
5469 2010-02-08 David S. Miller <davem@davemloft.net>
5471 * sparc.cc (Target_sparc::Relocate::relocate): If relocation offset is
5472 unaligned for R_SPARC_16, R_SPARC_32, or R_SPARC_64, use the unaligned
5473 relocation helper function.
5475 * sparc.cc (Target_sparc::Scan::local): Handle R_SPARC_GOTDATA_OP*
5476 just like R_SPARC_GOT{10,13,22}.
5477 (Target_sparc::Scan::local): Likewise.
5478 (Target_sparc::Relocate:relocate): Likewise.
5480 2010-02-06 Ian Lance Taylor <iant@google.com>
5482 * configure.ac: Rewrite targetobjs duplicate removal code to use
5483 only shell constructs.
5484 * configure: Rebuild.
5486 2010-02-05 Doug Kwan <dougkwan@google.com>
5489 * arm.cc (Arm_relobj::section_is_scannable): New method.
5490 (Arm_relobj::section_needs_reloc_stub_scanning): Use it.
5491 (Arm_relobj::section_needs_cortex_a8_stub_scanning): Same.
5493 2010-02-04 Doug Kwan <dougkwan@google.com>
5496 * arm-reloc-property.cc (cstdio): Include.
5497 * configure.ac (targetobjs): Remove duplicates.
5498 * configure: Regenerate.
5499 * resolve.cc (Symbol_table::resolve): Explicit instantiate both
5500 big and little endian version for a given address size.
5502 2010-02-03 Doug Kwan <dougkwan@google.com>
5504 * arm-reloc-property.cc
5505 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5507 * arm-reloc-property.h
5508 (Arm_reloc_property_table::get_implemented_static_reloc_property):
5509 New method definition.
5510 (Arm_reloc_property_table::reloc_name_in_error_message): New method
5512 * arm-reloc.def (THM_MOVT_ABS, THM_MOVT_PREL, THM_MOVT_BREL): Change
5514 (GOT_PREL): Change implemented to Y.
5515 * arm.cc (Target_arm::reloc_uses_thumb_bit): Remove method.
5516 (Target_arm::Relocate::reloc_needs_sym_origin): Remove method.
5517 (Arm_relocate_functions::movw_abs_nc): Remove method.
5518 (Arm_relocate_functions::movt_abs): Ditto.
5519 (Arm_relocate_functions::thm_movw_abs_nc): Ditto.
5520 (Arm_relocate_functions::thm_movt_abs): Ditto.
5521 (Arm_relocate_functions::movw_rel_nc): Ditto.
5522 (Arm_relocate_functions::movw_rel): Ditto.
5523 (Arm_relocate_functions::movt_rel): Ditto.
5524 (Arm_relocate_functions:thm_movw_rel_nc): Ditto.
5525 (Arm_relocate_functions:thm_movw_rel): Ditto.
5526 (Arm_relocate_functions:thm_movt_rel): Ditto.
5527 (Arm_relocate_functions::movw, Arm_relocate_functions::movt,
5528 (Arm_relocate_functions::thm_movw, Arm_relocate_functions::thm_movt):
5529 New method definitions.
5530 (Arm_relocation_functions::arm_grp_alu): Add assertion for group index.
5531 (Arm_relocation_functions::arm_grp_ldr): Ditto.
5532 (Arm_relocation_functions::arm_grp_ldrs): Ditto.
5533 (Arm_relocation_functions::arm_grp_ldc): Ditto.
5534 (Target_arm::Relocate::relocate): Check for non-static or
5535 unimplemented relocation code and exit early. Change calls to
5536 Target_arm::reloc_uses_thumb_bit and
5537 Target_arm::Reloc::reloc_needs_sym_origin to use relocation property
5538 instead. Refactor code to handle similar relocations to increase
5539 code sharing. Remove check for unsupported relocation code in switch
5541 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Use
5542 relocation property table to find out size. Change error message to
5543 print out the name of a relocation code instead of the numeric value.
5544 (Target_arm::scan_reloc_for_stub): Use relocation property table
5545 instead of calling Target_arm::reloc_uses_thumb_bit().
5547 2010-02-02 Doug Kwan <dougkwan@google.com>
5549 * arm.cc (Target_arm::relocate_section): Do view adjustment for all
5550 types of relaxed input section.
5552 2010-02-02 Doug Kwan <dougkwan@google.com>
5554 * Makefile.am (HFILES): Add arm-reloc-property.h.
5556 (TARGETSOURCES): Add arm-reloc-property.cc
5557 (ALL_TARGETOBJS): Add arm-reloc-property.$(OBJEXT)
5558 (libgold_a_SOURCES): $(DEFFILES)
5559 * Makefile.in: Regenerate.
5560 * arm-reloc-property.cc: New file.
5561 * arm-reloc-property.h: New file.
5562 * arm-reloc.def: New file.
5563 * arm.cc: Update comments.
5564 (arm-reloc-property.h): New included header.
5565 (arm_reloc_property_table): New global variable.
5566 (Target_arm::do_select_as_default_target): New method definition.
5567 * configure.tgt (armeb*-*-*,armbe*-*-*,arm*-*-*): Add
5568 arm-reloc-property to targ_extra_obj.
5569 * parameters.cc (set_parameters_target): Call
5570 Target::select_as_default_target().
5571 * target.h (Target::select_as_default_target): New method definition.
5572 (Target::do_select_as_default_target): Same.
5574 2010-02-01 Doug Kwan <dougkwan@google.com>
5576 * arm.cc (Arm_exidx_fixup::Arm_exidx_fixup): Initialize
5577 first_output_text_section_.
5578 (Arm_exidx_fixup::first_output_text_section): New method definition.
5579 (Arm_exidx_fixup::first_output_text_section_): New data member.
5580 (Arm_exidx_fixup::process_exidx_section): Record the first text
5581 output section seen.
5582 (Arm_output_section::fix_exidx_coverage): Set correct linked section
5583 and entsize in output section header.
5585 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5587 * gold/arm.cc: Added support for the ARM relocations: R_ARM_THM_PC8,
5588 R_ARM_THM_PC12, R_ARM_THM_ALU_PREL_11_0.
5589 (Arm_relocate_functions::thm_alu11): New Method.
5590 (Arm_relocate_functions::thm_pc8): New Method.
5591 (Arm_relocate_functions::thm_pc12): New Method.
5592 (Target_arm::Scan::local): Handle the relocations.
5593 (Target_arm::Scan::global): Likewise.
5594 (Target_arm::Relocate::relocate): Likewise.
5595 (Target_arm:Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
5597 2010-01-29 Doug Kwan <dougkwan@google.com>
5599 * arm.cc (Target_arm::Scan::global): General PLTs for the same set
5600 of relocation types as ld.
5602 2010-01-29 Doug Kwan <dougkwan@google.com>
5604 * arm.cc (Arm_relocate_functions::arm_branch_common) Change visibility
5606 (Arm_relocate_functions::thumb_branch_common): Ditto.
5607 (Arm_relocate_functions::thm_call, Arm_relocate_functions::thm_jump24,
5608 Arm_relocate_functions::thm_xpc22, Arm_relocate_functions::plt32,
5609 Arm_relocate_functions::xpc25, Arm_relocate_functions::call,
5610 Arm_relocate_functions::jump24): Remove.
5611 (Target_arm::Relocate::relocate): Adjust code to call
5612 Arm_relocation_functions::arm_branch_common and
5613 Arm_relocation_functions::thumb_branch_common instead of their removed
5614 wrappers. Merge switch-cases together to reduce source code size.
5616 2010-01-29 Doug Kwan <dougkwan@google.com>
5618 * arm.cc (Arm_relobj::Arm_relobj): Initialize new data member
5619 output_local_symbol_count_needs_update_.
5620 (Arm_relobj::output_local_symbol_count_needs_update,
5621 Arm_relobj::set_output_local_symbol_count_needs_update,
5622 Arm_relobj::update_output_local_symbol_count): New methods.
5623 (Arm_relobj::output_local_symbol_count_needs_update_): New data
5625 (Arm_exidx_cantunwind::do_fixed_endian_write): Write address
5626 of pointed function as in a R_ARM_PREL31 relocation.
5627 (Arm_output_section<big_endian>::fix_exidx_coverage): Mark objects
5628 for output local symbol count updating.
5629 (Target_arm::do_relax): Update output local symbol counts in objects
5631 * object.h (Sized_relobj::set_output_local_symbol_count): New method.
5633 2010-01-29 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5635 * arm.cc: Added support for the ARM relocations:
5636 R_ARM_MOVW_BREL_NC, R_ARM_MOVT_BREL, R_ARM_MOVW_BREL,
5637 R_ARM_THM_MOVW_BREL_NC, R_ARM_THM_MOVT_BREL, R_ARM_THM_MOVW_BREL.
5638 (Arm_relocate_functions::movw_rel_nc): Renamed (was
5640 (Arm_relocate_functions::movw_rel): New method.
5641 (Arm_relocate_functions::movt_rel): Renamed (was movt_prel).
5642 (Arm_relocate_functions::thm_movw_rel_nc): Renamed (was
5644 (Arm_relocate_functions::thm_movw_rel): New method.
5645 (Arm_relocate_functions::thm_movt_rel): Renamed (was
5647 (Target_arm::Scan::local): Handle MOVW_BREL/MOVT_BREL
5649 (Target_arm::Scan::global): Likewise.
5650 (Target_arm::Relocate::relocate): Likewise.
5651 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5654 2010-01-27 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5656 * arm.cc: Added support for ARM group relocations.
5657 (Target_arm::reloc_needs_sym_origin): New method.
5658 (Arm_relocate_functions::calc_grp_kn): New method.
5659 (Arm_relocate_functions::calc_grp_residual): New method.
5660 (Arm_relocate_functions::calc_grp_gn): New method.
5661 (Arm_relocate_functions::arm_grp_alu): New Method.
5662 (Arm_relocate_functions::arm_grp_ldr): New Method.
5663 (Arm_relocate_functions::arm_grp_ldrs): New Method.
5664 (Arm_relocate_functions::arm_grp_ldc): New Method.
5665 (Target_arm::Scan::local): Handle the ARM group relocations.
5666 (Target_arm::Scan::global): Likewise.
5667 (Target_arm::Relocate::relocate): Likewise.
5668 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5671 2010-01-26 Doug Kwan <dougkwan@google.com>
5673 * arm.cc (set): Include.
5674 (class Arm_exidx_fixup): Change type of last_input_section_ to const
5676 (Arm_output_section::Text_section_list): New type.
5677 (Arm_output_section::append_text_sections_to_list): New method.
5678 (Arm_output_section::fix_exidx_coverage): Ditto.
5679 (Arm_relobj::Arm_relobj): Initialize exidx_section_map_.
5680 (Arm_relobj::convert_input_section_to_relaxed_section): Use
5681 Relobj::set_section_offset() instead of
5682 Sized_relobj::invalidate_section_offset().
5683 (Arm_relobj::section_needs_reloc_stub_scanning): Add an extra
5684 parameter for section headers. Ignore relocation sections for
5685 unallocated sections and EXIDX sections.
5686 (Target_arm::fix_exidx_coverage): New method.
5687 (Target_arm::output_section_address_less_than): New type.
5688 (Arm_exidx_fixup::add_exidx_cantunwind_as_needed): Use index of the
5689 linked text section instead of the EXIDX section.
5690 (Arm_output_section::create_stub_group): Add an assertion to check
5691 that this is not an EXIDX output section.
5692 (Arm_output_section::append_text_sections_to_list): New method.
5693 (Arm_output_section::fix_exidx_coverage): Ditto.
5694 (Arm_relobj::scan_sections_for_stubs): Adjust call to
5695 Arm_relobj::section_needs_reloc_stub_scanning.
5696 (Target_arm::do_relax): Fix EXIDX output section coverage in the
5698 (Target_arm::fix_exidx_coverage): New method.
5699 * object.h (Relobj::set_output_section): New method.
5700 (Sized_relobj::invalidate_section_offset): Remove method.
5701 (Sized_relobj::do_invalidate_section_offset): Remove method.
5702 (Sized_relobj::do_set_section_offset): Handle offset value -1.
5704 2010-01-25 Doug Kwan <dougkwan@google.com>
5706 * arm.cc (Arm_exidx_merged_section::do_output_offset):
5707 Fix warning due to signed and unsigned comparison on a 32-bit host.
5709 2010-01-22 Doug Kwan <dougkwan@google.com>
5711 * arm.cc (Target_arm::do_relax): Record an output section for section
5712 offset adjustment it contains any stub table that has changed.
5713 * layout.cc (Layout::clean_up_after_relaxation): Adjust section
5714 offsets in an output section if necessary.
5715 * output.cc (Output_section::Output_section): Initialize
5716 section_offsets_need_adjustments_.
5717 (Output_section::add_input_section_for_script): Renamed to
5718 Output_section::add_simple_input_section.
5719 (Output_section::save_states): Add a comment.
5720 (Output_section::discard_states): New method defintion.
5721 (Output_section::adjust_section_offsets): Same.
5722 * output.h (Output_section::add_input_section_for_script): Renamed to
5723 Output_section::add_simple_input_section.
5724 (Output_section::discard_states): New method declaration.
5725 (Output_section::adjust_section_offsets): Same.
5726 (Output_section::section_offsets_need_adjustment,
5727 Output_section::set_section_offsets_need_adjustment): New method
5729 (Output_section::section_offsets_need_adjustment_): New data member.
5730 * script-sections.cc
5731 (Output_section_element_input::set_section_address): Adjust code for
5732 renaming of Output_section::add_input_section_for_script.
5733 (Orphan_output_section::set_section_address): Same.
5735 2010-01-22 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5737 * gold/arm.cc (Target_arm): Updated fix_v4bx method and usage of
5738 Fix_v4bx enum values .
5739 * gold/options.h (General_options): New option definitions.
5740 (General_options::fix_v4bx): New method.
5741 (General_options::Fix_v4bx): New enum.
5742 * gold/options.cc (General_options::parse_fix_v4bx): New method.
5743 (General_options::parse_fix_v4bx_interworking): New method.
5745 2010-01-22 Doug Kwan <dougkwan@google.com>
5747 * arm.cc (Arm_exidx_fixup): New class.
5749 2010-01-21 Doug Kwan <dougkwan@google.com>
5751 * arm.cc (Arm_exidx_cantunwind, Arm_exidx_merged_section): New
5753 (Arm_exidx_section_offset_map): New type.
5755 2010-01-21 Doug Kwan <dougkwan@google.com>
5757 * arm.cc (Arm_exidx_input_section): New class.
5758 (Arm_relobj::exidx_input_section_by_link,
5759 Arm_relobj::exidx_input_section_by_shndx,
5760 Arm_relobj::make_exidx_input_section): New methods.
5761 (read_arm_attributes_section): Remove.
5762 (Arm_relobj::do_read_symbols): Look for ARM.exidx sections and record
5763 information about them.
5764 (Arm_dynobj::do_read_symbols): Move code in read_arm_attributes_section
5767 2010-01-20 Doug Kwan <dougkwan@google.com>
5769 * arm.cc (Target_arm::Arm_input_section_map): Change key type from
5770 Input_section_specifier to Section_id.
5771 (Target_arm::new_arm_input_section: Adjust code for change of key
5773 (Target_arm::find_arm_input_section): Ditto.
5774 * gc.h (object.h): Include for Section_id nand Section_id_hash.
5775 (Section_id): Remove.
5776 (Garbage_collection::Section_id_hash): Remove.
5777 * icf.h (object.h): Include for Section_id nand Section_id_hash.
5778 (Section_id): Remove.
5779 (Icf::Section_id_hash): Remove.
5780 * object.h (Section_id, Const_section_id, Section_id_hash,
5781 Const_section_id_hash): New type definitions.
5782 * output.cc (Output_section::add_relaxed_input_section): Change to
5783 use Const_section_id instead of Input_section_specifier as key type.
5784 (Output_section::add_merge_input_section): Ditto.
5785 (Output_section::build_relaxation_map): Change to use Section_id
5786 instead of Input_section_specifier as key type.
5787 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
5789 (Output_section::convert_input_sections_to_relaxed_sections): Change
5790 to use Const_section_id instead of Input_section_specifier as key type.
5791 (Output_section::find_merge_section): Ditto.
5792 (Output_section::find_relaxed_input_section): Ditto.
5793 * output.h (Input_section_specifier): Remove class.
5794 (Output_section::Output_section_data_by_input_section_map): Change
5795 key type to Const_section_id.
5796 (Output_section::Output_relaxed_input_section_by_input_section_map):
5798 (Output_section::Relaxation_map): Change key type to Section_id.
5800 2010-01-20 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5802 * gold/arm.cc: Added support for R_ARM_V4BX relocation
5803 (class Arm_v4bx_stub): New class.
5804 (DEF_STUBS): Updated definition to support v4_veneer_bx.
5805 (Stub_factory::make_arm_v4bx_stub): New method.
5806 (Stub_factory::elf32_arm_stub_v4_veneer_bx): New veneer template.
5807 (Stub_table::empty): Handle v4bx stubs.
5808 (Stub_table::add_arm_v4bx_stub): New method.
5809 (Stub_table::find_arm_v4bx_stub): New method.
5810 (Arm_relocate_functions::v4bx): New method.
5811 (Target_arm::fix_v4bx): New method.
5812 (Target_arm::Target_arm): Handle R_ARM_V4BX.
5813 (Stub_table::relocate_stubs): Likewise.
5814 (Stub_table::do_write): Likewise.
5815 (Stub_table::update_data_size_and_addralign): Likewise.
5816 (Stub_table::finalize_stubs): Likewise.
5817 (Target_arm::Scan::local): Likewise.
5818 (Target_arm::Scan::global): Likewise.
5819 (Target_arm::do_finalize_sections): Likewise.
5820 (Target_arm::Relocate::relocate): Likewise.
5821 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5823 (Target_arm::scan_reloc_for_stub): Likewise.
5824 (Target_arm::scan_reloc_section_for_stubs): Likewise.
5826 2010-01-19 Ian Lance Taylor <iant@google.com>
5828 * output.cc (Output_section_headers::do_sized_write): Write large
5829 segment count to sh_info field.
5830 (Output_file_header::do_sized_write): For large segment count,
5831 write PN_XNUM to e_phnum field.
5833 2010-01-15 Viktor Kutuzov <vkutuzov@accesssoftek.com>
5835 * arm.cc (Arm_relocate_functions::thm_jump6): New function.
5836 (Arm_relocate_functions::thm_jump8): New function.
5837 (Arm_relocate_functions::thm_jump11): New function.
5838 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP6, R_ARM_THM_JUMP8,
5840 (Target_arm::Scan::global): Likewise.
5841 (Target_arm::Relocate::relocate): Likewise.
5842 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
5845 2010-01-14 Doug Kwan <dougkwan@google.com>
5847 * arm.cc (map, utility): Include headers.
5848 (Target_arm::apply_cortex_a8_workaround): New method.
5849 (Arm_relobj::do_relocate_sections): Apply any Cortex-A8 workaround.
5850 (Target_arm::Scan::local): Handle R_ARM_THM_JUMP24, R_ARM_THM_JUMP19.
5851 (Target_arm::Scan::global): R_ARM_THM_JUMP19.
5852 (Target_arm::do_finalize_sections): Set fix_cortex_a8_ according to
5853 the --[no-]fix-cortex-a8 command line options.
5854 (Target_arm::Relocate::relocate): Handle R_ARM_JUMP19.
5855 (Target_arm::relocate_stub): Use addend in instruction template.
5856 * options.h (DEFINE_bool): Set the user-set flag.
5857 (General_options): Add --[no-]-fix-cortex options.
5858 * output.cc (Output_section::convert_input_sections_to_relaxed_sections)
5859 : Update fast look-up map after conversion.
5861 2010-01-14 Sriraman Tallam <tmsriram@google.com>
5863 * object.cc (Sized_relobj::do_layout): Change to call layout_gnu_stack
5864 in the first pass of do_layout.
5866 2010-01-13 Doug Kwan <dougkwan@google.com>
5868 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5869 Arm_relobj::scan_sections_for_stubs): Rearrange code to avoid an
5870 apparent compiler problem of not folding static constant integral
5871 data members of elfcpp::Elf_sizes<32>.
5873 2010-01-13 Doug Kwan <dougkwan@google.com>
5875 * arm.cc (Arm_relobj::section_needs_reloc_stub_scanning,
5876 Arm_relobj::section_needs_cortex_a8_stub_scanning,
5877 Arm_relobj::scan_section_for_cortex_a8_erratum,
5878 Arm_relobj::scan_span_for_cortex_a8_erratum): New methods.
5879 (Arm_relobj::scan_sections_for_stubs): Move code deciding what
5880 sections to scan for relocation stubs into a new method
5881 Arm_relobj::section_needs_reloc_stub_scanning. Handle both
5882 relocation and Cortex-A8 stub scanning.
5883 (Target_arm::do_relax): Force stubs to be after stubbed sections
5884 if fixing the Cortex-A8 erratum. Remove all Cortex-A8 stubs at
5885 the beginning of a new relaxation pass. Update a comment.
5886 (Target_arm::scan_span_for_cortex_a8_erratum): New method definition.
5888 2010-01-12 Ian Lance Taylor <iant@google.com>
5890 * target-reloc.h (visibility_error): New inline function.
5891 (relocate_section): Call visibility_error.
5892 * testsuite/Makefile.am (check_DATA): Add protected_3.err.
5893 (MOSTLYCLEANFILES): Likewise.
5894 (protected_4_pic.o, protected_3.err): New targets.
5895 * testsuite/protected_4.cc: New file.
5897 2010-01-12 Doug Kwan <dougkwan@google.com>
5899 * arm.cc (Cortex_a8_reloc): New class.
5900 (Target_arm::Target_arm): Initialize new data members fix_cortex_a8_
5901 and cortex_a8_relocs_info_.
5902 (Target_arm::fix_cortex_a8): New method definition.
5903 (Target_arm::Cortex_a8_relocs_info): New type.
5904 (Target_arm::fix_cortex_a8_, Target_arm::cortex_a8_relocs_info_):
5905 New data member declarations.
5906 (Target_arm::scan_reloc_for_stub): Record information about
5907 relocations for THUMB branches that might be exempted from the
5908 Cortex-A8 workaround.
5909 (Target_arm::do_relax): Clear all Cortex-A8 relocation information
5910 at the beginning of a relaxation pass.
5912 2010-01-12 Doug Kwan <dougkwan@google.com>
5914 * arm.cc (Arm_relobj::mapping_symbols_info_): New data member.
5915 (Arm_relobj::Mapping_symbol_position,
5916 Arm_reloj::Mapping_symbol_position_less,
5917 Arm_relobj::Mapping_symbols_info): New types.
5918 (Target_arm::is_mapping_symbol_name): New method definition.
5919 (Arm_relobj::do_count_local_symbols): Save information about mapping
5922 2010-01-11 Doug Kwan <dougkwan@google.com>
5924 * arm.cc (Arm_relocate_functions::thumb32_branch_offset,
5925 Arm_relocate_functions::thumb32_branch_upper,
5926 Arm_relocate_functions::thumb32_branch_lower,
5927 Arm_relocate_functions::thumb32_cond_branch_offset,
5928 Arm_relocate_functions::thumb32_cond_branch_upper,
5929 Arm_relocate_functions::thumb32_cond_branch_lower,
5930 Arm_relocate_functions::thm_jump19): New methods to handle THUMB
5931 branch offset encoding.
5932 (Arm_relocate_functions::thumb_branch_common): Use new branch
5933 offset encoding methods to avoid code duplication.
5934 (Stub_template::Stub_template) Handle THUMB16_SPECIAL_TYPE.
5935 (Stub_addend_reader::operator()): Use new branch encoding method
5936 to avoid code duplication.
5938 2010-01-11 Doug Kwan <dougkwan@google.com>
5940 * arm.cc (Arm_relobj::do_gc_process_relocs): New method.
5941 (Target_arm::do_finalize_sections): Define special EXIDX section
5942 symbols only if referenced.
5943 * gc.h (Garbage_collection::add_reference): New method.
5944 (gc_process_relocs): Use Garbage_collection::add_reference to avoid
5947 2010-01-11 Ian Lance Taylor <iant@google.com>
5949 * script.cc (Version_script_info::build_expression_list_lookup):
5950 Change complaing about duplicate wildcard match from error to
5953 * script.cc (class Lazy_demangler): Recreate--revert part of patch
5955 (Version_script_info::Version_script_info): Initialize globs_,
5956 default_version_, default_is_global_, and exact_. Don't
5957 initialize globals_ or locals_.
5958 (Version_script_info::build_lookup_tables): Build local symbols
5960 (Version_script_info::unquote): New function.
5961 (Version_script_info::add_exact_match): New function.
5962 (Version_script_info::build_expression_list_lookup): Remove lookup
5963 parameter. Add is_global parameter. Change all callers. Handle
5964 wildcard pattern specially. Unquote pattern. Call
5966 (Version_script_info::get_name_to_match): New function.
5967 (Version_script_info::get_symbol_version): New function.
5968 (Version_script_info::get_symbol_version_helper): Remove.
5969 (Version_script_info::check_unmatched_names): Call unquote.
5970 * script.h (class Version_script_info): Change get_symbol_version
5971 to be non-inline and add is_global parameter; change all callers.
5972 Rewrite symbol_is_local. Update declarations. Define struct
5973 Version_tree_match, Exact, Globs. Don't define struct Lookup.
5974 Remove globals_ and locals_ members. Add exact_, globs_,
5975 default_version_, is_global_.
5976 (Version_script_info::Glob): Remove pattern, add expression and
5977 is_global. Update constructor. Change all callers.
5978 * dynobj.cc (Versions::finalize): Mark the version symbol as the
5980 (Versions::symbol_section_contents): If a symbol is undefined, or
5981 defined in a dynamic object, set the version index to
5983 * symtab.cc (Symbol_table::add_from_relobj): Don't call
5985 (Symbol_table::add_from_pluginobj): Likewise.
5986 * testsuite/ver_matching_test.sh: blaza1 and blaza go into V2.
5988 2010-01-11 Doug Kwan <dougkwan@google.com>
5990 * Makefile.am (incremental_dump_DEPENDENCIES): Add libintl dependency.
5991 (incremental_dump_LDADD): Add linking option for libintl.
5992 * Makefile.in: Regenerate.
5994 2010-01-11 H.J. Lu <hongjiu.lu@intel.com>
5997 * testsuite/Makefile.am (dynamic_list.stdout): Use --dyn-syms
5999 * testsuite/Makefile.in: Regenerated.
6001 2010-01-10 Doug Kwan <dougkwan@google.com>
6003 * options.h (DEFINE_var): Use parentheses around argument varname__
6004 in macro body to avoid any unintended subsequent substitutions.
6006 2010-01-10 Ian Lance Taylor <iant@google.com>
6008 * resolve.cc (Symbol_table::resolve): Add symbols to list of ODR
6009 candidates before doing symbol resolution.
6011 * resolve.cc (Symbol_table::resolve): Add symbols to the list of
6012 ODR candidates if only one is weak.
6014 2010-01-08 Ian Lance Taylor <iant@google.com>
6016 * script.cc (Version_script_info::build_expression_list_lookup):
6017 Don't warn about ambiguous version, just record the ambiguity.
6018 (Version_script_info::get_symbol_version_helper): Give error if
6019 version is ambiguous.
6021 2010-01-08 Doug Kwan <dougkwan@google.com>
6023 * arm.cc (Stub_table::Stub_table): Initalize cortex_a8_stubs_,
6024 prev_data_size_ and prev_addralign_. Remove initializer for
6025 deleted data member has_been_changed_.
6026 (Stub_table::empty): Look at both reloc_stubs_ and cortex_a8_stubs_
6027 to determine if the table is empty.
6028 (Stub_table::has_been_changed, Stub_table_set_has_been_changed):
6030 (Stub_table::add_reloc_stub): Define method in class definition
6031 instead of just declaring it there.
6032 (Stub_table::add_cortex_a8_stub): New method definition.
6033 (Stub_table::update_data_size_and_addralign): Ditto.
6034 (Stub_table::finalize_stubs): Ditto.
6035 (Stub_table::apply_cortex_a8_workaround_to_address_range): Ditto.
6036 (Stub_table::do_addralign_): Return address alignment in the
6037 (Stub_table::do_reset_address_and_file_offset): Define method in
6038 class definition instead of declaring it there. Set current data
6039 size to be the data size of the previous pass.
6040 (Stub_table::set_final_data_size): Use current data size as the
6042 (Stub_table::relocate_stub): Change parameter type of stub from
6043 Reloc_stub pointer to Stub pointer.
6044 (Stub_table::addralign_, Stub_table::has_been_changed_): Remove.
6045 (Stub_table::Cortex_a8_stub_list): New typedef.
6046 (Stub_table::cortex_a8_stubs_, Stub_table::prev_data_size_,
6047 Stub_table::prev_addralign_): New data member.
6048 (Arm_relobj::Arm_relobj): Initialize data member
6049 section_has_cortex_a8_workaround_.
6050 (Arm_relobj::section_has_cortex_a8_workaround,
6051 Arm_relobj::mark_section_for_cortex_a8_workaround): New method
6053 (Arm_relobj::section_has_cortex_a8_workaround_): New data member
6055 (Target_arm::relocate_stub): Change parameter type of stub from
6056 Reloc_stub pointer to Stub pointer.
6057 (Insn_template::size, Insn_template::alignment): Handle
6058 THUMB16_SPECIAL_TYPE.
6059 (Stub_table::remove_all_cortex_a8_stubs, Stub_table::finalize_stubs,
6060 Stub_table::update_data_size_and_addralign,
6061 Stub_table::apply_cortex_a8_workaround_to_address_range): New method
6063 (Stub_table::relocate_stubs): Handle Cortex-A8 stubs.
6064 (Stub_table::do_write): Ditto.
6065 (Target_arm::do_relax): Adjust code for changes in Stub_table.
6067 2010-01-08 Ian Lance Taylor <iant@google.com>
6070 * symtab.h (class Symbol): Remove fields is_target_special_ and
6071 has_plt_offset_. Add field is_defined_in_discarded_section_.
6072 (Symbol::is_defined_in_discarded_section): New function.
6073 (Symbol::set_is_defined_in_discarded_section): New function.
6074 (Symbol::has_plt_offset): Rewrite.
6075 (Symbol::set_plt_offset): Verify that new offset is not -1U.
6076 * symtab.cc (Symbol::init_fields): Initialize plt_offset_ to -1U.
6077 Don't initialize is_target_special_ or has_plt_offset_.
6078 Initialize is_defined_in_discarded_section_.
6079 (Symbol_table::add_from_relobj): If appropriate, set
6080 is_defined_in_discarded_section.
6081 * resolve.cc (Symbol::override_base_with_special): Don't test
6082 is_target_special_. Change has_plt_offset_ to has_plt_offset().
6083 * target-reloc.h (relocate_section): Do special handling for
6084 symbols defined in discarded sections for global symbols as well
6087 2010-01-08 Ian Lance Taylor <iant@google.com>
6089 * dynobj.cc (big_endian>::find_dynsym_sections): Set pi to NULL in
6090 the SHT_SYMTAB case.
6092 2010-01-08 Ian Lance Taylor <iant@google.com>
6094 * object.cc (Sized_relobj::do_layout): Don't get confused if
6095 layout_eh_frame returns NULL.
6097 2010-01-08 Ian Lance Taylor <iant@google.com>
6100 * dynobj.cc (Sized_dynobj::find_dynsym_sections): If there is no
6101 dynamic symbol table, use the normal symbol table.
6102 (Sized_dynobj::do_read_symbols): Remove assertion about type of
6105 2010-01-08 Ian Lance Taylor <iant@google.com>
6108 * layout.cc (Layout::include_section): Remove .gnu_debuglink
6111 2010-01-08 H.J. Lu <hongjiu.lu@intel.com>
6113 * version.cc (print_version): Change to "Copyright 2010".
6115 2010-01-08 Ian Lance Taylor <iant@google.com>
6119 * i386.cc (class Target_i386): Change return type of plt_section
6121 (class Output_data_plt_i386): Add tls_desc_rel_ field.
6122 (Output_data_plt_i386::Output_data_plt_i386): Initialize
6123 tls_desc_rel_ field.
6124 (Output_data_plt_i386::rel_tls_desc): New function.
6125 (Target_i386::rel_tls_desc_section): New function.
6126 (Target_i386::Scan::local): Rewrite R_386_TLS_GOTDESC handling.
6127 (Target_i386::Scan::global): For R_386_TLS_GOTDESC put
6128 R_386_TLS_DESC reloc in rel_tls_desc_section.
6129 * x86_64.cc (class Target_x86_64): Add tlsdesc_reloc_info_ field.
6130 Define struct Tlsdesc_info.
6131 (Target_x86_64::Target_x86_64): Initialize tlsdesc_reloc_info_.
6132 (Target_x86_64::do_reloc_symbol_index): New function.
6133 (Target_x86_64::add_tlsdesc_info): New function.
6134 (class Output_data_plt_x86_64): Add tlsdesc_rel_ field.
6135 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize
6137 (Output_data_plt_x86_64::rela_plt): Rename from rel_plt. Change
6139 (Output_data_plt_x86_64::rela_tlsdesc): New function.
6140 (Target_x86_64::rela_tlsdesc_section): New function.
6141 (Target_x86_64::Scan::local): Rewrite R_X86_64_GOTPC32_TLSDESC
6143 (Target_x86_64::Scan::global): For R_X86_64_GOTPC32_TLSDESC put
6144 (Target_x86_64::do_reloc_addend): New function.
6145 R_X86_64_TLSDESC reloc in rela_tlsdesc_section.
6146 * output.h (class Output_reloc) [SHT_REL]: Add new constructor
6147 declarations. Define TARGET_CODE. Add arg field to u1_ union.
6148 (Output_reloc::type): New function.
6149 (Output_reloc::is_local_section_symbol): Check for TARGET_CODE.
6150 (Output_reloc::is_target_specific): New function.
6151 (Output_reloc::target_arg): New function.
6152 (class Output_reloc) [SHT_RELA]: Add four new constructors for
6153 absolute relocs and target specific relocs.
6154 (class Output_data_reloc) [SHT_REL]: Add add_absolute and
6155 add_target_specific.
6156 (class Output_data_reloc) [SHT_RELA]: Likewise.
6157 * output.cc (Output_reloc::Output_reloc): Add four new versions
6158 for absolute relocs and target specific relocs.
6159 (Output_reloc::set_needs_dynsym_index): Add TARGET_CODE case.
6160 (Output_reloc::get_symbol_index): Likewise.
6161 (Output_reloc::local_section_offset): Check that local_sym_index_
6162 is not TARGET_CODE or 0.
6163 (Output_reloc::symbol_value): Likewise.
6164 (Output_reloc::write) [SHT_RELA]: Call target for target specific
6166 * target.h (class Target): Add reloc_symbol_index and reloc_addend
6167 functions. Add do_reloc_symbol_index and do_reloc_addend virtual
6169 * layout.cc (add_target_dynamic_tags): Use output section for
6170 DT_PLTRELSZ and DT_JMPREL.
6172 2010-01-07 Ian Lance Taylor <iant@google.com>
6175 * output.h (class Output_reloc) [SHT_RELA]: Add is_relative
6177 (class Output_data_reloc_generic): Define.
6178 (class Output_data_reloc_base): Change base class to
6179 Output_data_reloc_generic. Change add() method to call
6180 bump_relative_reloc_count for a relative reloc. Remove
6182 * output.cc (Output_data_reloc_base::do_write): Change sort_reloc_
6184 * layout.cc (Layout::add_target_dynamic_tags): Change dyn_rel to
6185 Output_data_reloc_generic*. Add DT_RELCOUNT/DT_RELACOUNT tag if
6187 * layout.h (class Layout): Update declaration.
6189 2010-01-07 Ian Lance Taylor <iant@google.com>
6191 * output.h (class Output_data): Add const version of
6192 output_section and do_output_section.
6193 (class Output_section_data): Add const version of
6195 (class Output_section): Likewise.
6196 * layout.cc (Layout::add_target_dynamic_tags): New function.
6197 * layout.h (class Layout): Update declarations.
6198 * arm.cc (Target_arm::do_finalize_sections): Use
6199 add_target_dynamic_tags.
6200 * i386.cc (Target_i386::do_finalize_sections): Likewise.
6201 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
6202 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
6203 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
6205 2010-01-07 Ian Lance Taylor <iant@google.com>
6208 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Mark the dynamic
6211 2010-01-07 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6212 Ian Lance Taylor <iant@google.com>
6215 * object.cc: Instantiate Xindex::initialize_symtab_xindex and
6216 Xindex::read_symtab_xindex.
6218 2010-01-07 Doug Kwan <dougkwan@google.com>
6220 * arm.cc (Insn_template::Type): New enum value THUMB16_SPECIAL_TYPE.
6221 (Insn_template::thumb16_bcond_insn): New method declaration.
6222 (Insn_template): Fix spelling.
6223 (Stub::thumb16_special): New method declaration.
6224 (Stub::do_write): Define virtual method which was previously pure
6226 (Stub::do_thumb16_special): New method declaration.
6227 (Stub::do_fixed_endian_write): New template member.
6228 (Reloc_stub::do_write): Remove.
6229 (Reloc_stub::do_fixed_endian_write): Remove.
6230 (Cortex_a8_stub): New class definition.
6231 (Stub_factory::make_cortex_a8_stub): New method definition.
6232 (Stub_factory::Stub_factory): Add missing static storage class
6233 qualifier for elf32_arm_stub_a8_veneer_blx.
6235 2010-01-07 Ian Lance Taylor <iant@google.com>
6238 * options.h (class General_options): Add --warn-unresolved-symbols
6239 and --error-unresolved-symbols.
6240 * errors.cc (Errors::undefined_symbol): Implement
6241 --warn-unresolved-symbols.
6243 * options.h (class General_options): Add -z text and -z textoff.
6244 * layout.cc (Layout::finish_dynamic_section): Implement -z text.
6246 2010-01-06 Sriraman Tallam <tmsriram@google.com>
6248 * gc.h (Garbage_collection::Cident_section_map): New typedef.
6249 (Garbage_collection::cident_sections): New function.
6250 (Garbage_collection::add_cident_section): New function.
6251 (Garbage_collection::cident_sections_): New member.
6252 (gc_process_relocs): Add references to sections whose names are C
6254 * gold.h (cident_section_start_prefix): New constant.
6255 (cident_section_stop_prefix): New constant.
6256 (is_cident): New function.
6257 * layout.cc (Layout::define_section_symbols): Replace string constants
6258 with the newly defined constants.
6259 * object.cc (Sized_relobj::do_layout): Track sections whose names are
6261 * testsuite/Makefile.am: Add gc_orphan_section_test.
6262 * testsuite/Makefile.in: Regenerate.
6263 * testsuite/gc_orphan_section_test.cc: New file.
6264 * testsuite/gc_orphan_section_test.sh: New file.
6266 2010-01-06 Ian Lance Taylor <iant@google.com>
6269 * options.h (class General_options): Add --warn-shared-textrel.
6270 * layout.cc (Layout::finish_dynamic_section): Implement
6271 --warn-shared-textrel.
6274 * options.h (class General_options): Add --warn-multiple-gp.
6276 2010-01-06 Viktor Kutuzov <vkutuzov@accesssoftek.com>
6278 * Makefile.am (incremental_dump_DEPENDENCIES): Remove
6279 $(THREADSLIB) and $(LIBDL).
6280 * Makefile.in: Rebuild.
6282 2010-01-06 Ian Lance Taylor <iant@google.com>
6285 * options.cc (General_options::parse_section_start): New function.
6286 (General_options::section_start): New function.
6287 (General_options::General_options): Initialize all members.
6288 * options.h: Include <map>
6289 (class General_options): Add --section-start. Add section_starts_
6291 * layout.cc (Layout::attach_allocated_section_to_segment): If
6292 --section-start was used, set the address of the segment. Remove
6293 local sort_sections.
6294 (Layout::relaxation_loop_body): If the address of the load segment
6295 has been set by --section-start, don't use it.
6296 * output.h (Output_segment::update_flags_for_output_section): New
6298 * output.cc (Output_segment::add_output_section): Call
6299 update_flags_for_output_section.
6301 2010-01-05 Ian Lance Taylor <iant@google.com>
6304 * options.h (class General_options): Add --undefined-version.
6305 * script.cc (struct Version_expression): Add was_matched_by_symbol
6307 (Version_script_info::matched_symbol): New function.
6308 (Version_script_info::get_symbol_version_helper): Call
6310 (Version_script_info::check_unmatched_names): New function.
6311 * script.h (class Version_script_info): Update declarations.
6312 * gold.cc (queue_middle_tasks): Handle --no-undefined-version.
6314 * options.h (class General_options): Use DEFINE_bool_alias for
6315 allow_multiple_definition.
6316 * resolve.cc (Symbol_table::should_override): Don't test
6317 allow_multiple_definition.
6320 * options.h (class General_options): Add --cref.
6321 * main.cc (main): Print cref table if --cref. Don't close mapfile
6322 until after printing cref table.
6323 * cref.cc: Include "symtab.h".
6324 (class Cref_inputs): Define Cref_table_compare and Cref_table.
6325 (Cref_table_compare::operator()): New function.
6326 (Cref_inputs::gather_cref): New function.
6327 (filecol): New static const.
6328 (Cref_inputs::print_cref): New function.
6329 (Cref::print_cref): New function.
6330 * cref.h: Include <cstdio>.
6331 (class Cref): Update declarations.
6332 * mapfile.h (Mapfile::file): New function.
6333 * object.h (class Object): Define Symbols. Declare virtual
6334 do_get_global_symbols.
6335 (Object::get_global_symbols): New function.
6336 * object.cc (Input_objects::add_object): Pass object to cref_ if
6338 (Input_objects::archive_start): Likewise.
6339 (Input_objects::archive_stop): Likewise.
6340 (Input_objects::print_cref): New function.
6341 * dynobj.h (Sized_dynobj::do_get_global_symbols): New function.
6342 * dynobj.cc (big_endian>::do_add_symbols): Create symbols_ if
6344 * plugin.cc (Sized_pluginobj::do_get_global_symbols): New
6346 * plugin.h (class Sized_pluginobj): Update declarations.
6348 2010-01-05 Ian Lance Taylor <iant@google.com>
6350 * symtab.cc (Symbol_table::add_from_object): Rename def parameter
6351 to is_default_version. Rename insdef to insdefault.
6352 (Symbol_table::add_from_relobj): Rename def to is_default_version
6353 and local to is_forced_local.
6354 (Symbol_table::add_from_pluginobj): Likewise.
6355 (Symbol_table::add_from_dynobj): Likewise.
6356 (Symbol_table::define_special_symbol): Rename insdef to
6359 2010-01-04 Ian Lance Taylor <iant@google.com>
6362 * options.h (class General_options): Add
6363 --allow-multiple-definition and -z muldefs.
6364 * resolve.cc (Symbol_table::should_override): Don't warn about a
6365 multiple symbol definition if --allow-multiple-definition or -z
6369 * options.h (class General_options): Add --add-needed and
6370 --copy-dt-needed-entries. Tweak --as-needed help entry.
6371 * object.cc (Input_objects::check_dynamic_dependencies): Give an
6372 error if --copy-dt-needed-entries aka --add-needed is used and
6373 would cause a change in behaviour.
6376 * options.h (class General_options): Add -G as a short version of
6377 --shared. Add no-op options -assert, -g, and -i.
6379 2010-01-04 Sriraman Tallam <tmsriram@google.com>
6381 * gc.h (gc_process_relocs): Call is_section_foldable_candidate to
6382 check for .text or .gnu.linkonce.t sections.
6383 * icf.cc (Icf::find_identical_sections): Ditto.
6384 Change the detection for mangled function name within the section
6386 * icf.h (is_section_foldable_candidate): New function.
6388 2009-12-30 Ian Lance Taylor <iant@google.com>
6391 * options.h (class General_options): Permit two dashes with
6392 --retain-symbols-file.
6394 2009-12-30 Ian Lance Taylor <iant@google.com>
6397 * layout.cc (Layout::relaxation_loop_body): If -Ttext was used,
6398 don't put the file header and segment headers in the text
6402 * common.cc (Sort_commons::operator()): Stabilize sort when both
6404 (Symbol_table::do_allocate_commons_list): When allocating common
6405 symbols, skip a symbol which is no longer common.
6406 * symtab.h (Symbol::is_common): Test whether the symbol comes from
6407 an object before checking its type.
6408 * testsuite/common_test_2.c: New file.
6409 * testsuite/common_test_3.c: New file.
6410 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_2.
6411 (common_test_2_SOURCES, common_test_2_DEPENDENCIES): Define.
6412 (common_test_2_LDFLAGS, common_test_2_LDADD): Define.
6413 (common_test_2_pic.o, common_test_2.so): New targets.
6414 (common_test_3_pic.o, common_test_3.so): New targets.
6415 * testsuite/Makefile.in: Rebuild.
6418 * script.cc (read_input_script): If we see a new SECTIONS clause,
6419 and we have added an input section, give an error.
6420 * layout.h (class Layout): Add have_added_input_section function.
6421 Add have_added_input_section_ field.
6422 * layout.cc (Layout::Layout): Initialize
6423 have_added_input_section_.
6424 (Layout::layout): Set have_added_input_section_.
6425 (Layout::layout_eh_frame): Likewise.
6427 2009-12-30 Ian Lance Taylor <iant@google.com>
6430 * options.h (class General_options): Add --sort-common option.
6431 * symtab.h (class Symbol_table): Define Sort_commons_order enum.
6432 * common.cc (Sort_common): Add sort_order parameter to
6433 constructor. Add sort_order_ field.
6434 (Sort_commons::operator): Check sort_order_.
6435 (Symbol_table::allocate_commons): Determine the sort order.
6436 (Symbol_table::do_allocate_commons): Add sort_order parameter.
6438 (Symbol_table::do_allocate_commons_list): Likewise.
6440 2009-12-30 Ian Lance Taylor <iant@google.com>
6443 * symtab.cc (Symbol_table::add_from_relobj): When not exporting
6444 symbols from this object, don't change the visibility of an
6446 * testsuite/exclude_libs_test_1.c (lib1_ref): New function.
6448 2009-12-30 Ian Lance Taylor <iant@google.com>
6451 * script.h (class Version_script_info): Define Language enum.
6452 Update declarations. Define Glob, Exact, and Lookup types. Add
6453 new fields globals_, locals_, and is_finalized_.
6454 * script.cc: Various formatting fixes.
6455 (class Parser_closure): Change language_stack_ from a vector of
6456 std::string to one of Version_script_info::Language. Adjust all
6458 (class Lazy_demangler): Remove.
6459 (struct Version_expression): Change language from std::string to
6460 Version_script_info::Language.
6461 (Version_script_info::Version_script_info): New function.
6462 (Version_script_info::~Version_script_info): Don't call clear.
6463 (Version_script_info::finalize): New function.
6464 (Version_script_info::build_lookup_tables): New function.
6465 (Version_script_info::build_expression_list_lookup): New
6467 (Version_script_info::get_symbol_version_helper): Rewrite to use
6469 (Version_script_info::print_expression_list): Adjust to use
6470 Version_script_info::Language.
6471 (script_push_lex_into_version_mode): Check that the version script
6472 has not been finalized.
6473 (version_script_push_lang): Change language string to
6474 Version_script_info::Language.
6475 * options.cc (Command_line::version_script): New function.
6476 * options.h (class General_options): Add finalize_dynamic_list
6477 function. Change version_script from declaration to definition.
6478 * testsuite/ver_test_4.script: Remove duplicate def of t2_2.
6479 * testsuite/version_script.map: Remove duplicate def of foo.
6480 * testsuite/Makefile.am (ver_matching_def.so): Depend upon
6482 * testsuite/Makefile.in: Rebuild.
6484 2009-12-30 Ian Lance Taylor <iant@google.com>
6487 * target-reloc.h (relocate_for_relocatable): When copying a reloc,
6488 if the input symbol index is 0, make the output symbol index 0.
6490 2009-12-30 Ian Lance Taylor <iant@google.com>
6493 * options.h (class General_options): Add -x/--discard-all.
6494 * object.cc (Sized_relobj::do_count_local_symbols): Handle
6495 --discard-all. If the local symbol needs a dynamic entry, check
6496 that before handling --discard-locals.
6498 2009-12-30 Ian Lance Taylor <iant@google.com>
6501 * output.cc (Output_segment::Output_segment): If PT_TLS, set the
6503 (Output_segment::add_output_section): Don't change the flags if
6507 * dynobj.cc (Dynobj::create_gnu_hash_table): Add symbols to the
6508 GNU hash table if they need a dynamic value. Otherwise, don't add
6509 them if they are defined in a dynamic object or are forced local.
6511 2009-12-29 Ian Lance Taylor <iant@google.com>
6514 * layout.cc (Layout::create_dynamic_symtab): Only set entsize of
6515 .gnu.hash table for a 32-bit target.
6518 * symtab.h (Symbol::needs_dynsym_entry): A symbol in both a
6519 regular and a dynamic object only needs a dynamic symbol table
6520 entry if it is externally visible.
6523 * i386.cc (class Target_i386): Initialize global_offset_table_ in
6524 constructor. Add global_offset_table_ field.
6525 (Target_i386::got_section): Set global_offset_table_.
6526 (Target_i386::do_finalize_sections): Set global_offset_table_
6528 * x86_64.cc (class Target_x86_64): Initialize global_offset_table_
6529 in constructor. Add global_offset_table_ field.
6530 (Target_x86_64::got_section): Set global_offset_table_.
6531 (Target_x86_64::do_finalize_sections): Set global_offset_table_
6534 * layout.cc (Layout::Layout): Initialize increase_relro_.
6535 (Layout::get_output_section): Add is_relro, is_last_relro, and
6536 is_first_non_relro parameters. Change all callers.
6537 (Layout::choose_output_section): Likewise.
6538 (Layout::add_output_section_data): Likewise.
6539 (Layout::make_output_section): Likewise.
6540 (Layout::set_segment_offsets): Clear increase_relro when using a
6542 * layout.h (class Layout): Add increase_relro method. Add
6543 increase_relro_ field. Update declarations.
6544 * output.cc (Output_section::Output_section): Initialize
6545 is_last_relro_ and is_first_non_relro_.
6546 (Output_segment::add_output_section): Group relro sections is
6547 do_sort is true. Handle is_last_relro and is_first_non_relro.
6548 (Output_segment::maximum_alignment): Remove relro handling.
6549 (Output_segment::set_section_addresses): Add increase_relro
6550 parameter. Change all callers. Add initial alignment to align
6551 relro sections on separate page. Remove old relro handling.
6552 (Output_segment::set_section_list_addresses): Remove in_relro
6553 parameter. Change all callers.
6554 (Output_segment::set_offset): Add increase parameter. Change all
6555 callers. Remove old relro handling.
6556 * output.h (class Output_section): Add new methods: is_last_relro,
6557 set_is_last_relro, is_first_non_relro, set_is_first_non_relro.
6558 Add is_last_relro_ and is_first_non_relro_ fields.
6559 * i386.cc (Target_i386::got_section): Don't call set_is_relro.
6560 Create separate .got.plt section. Call increase_relro.
6561 * x86_64.cc (Target_x86_64::got_section): Likewise.
6562 * testsuite/relro_script_test.t: Add .got.plt.
6565 * layout.cc (Layout::Layout): Initialize dynamic_symbol_ field.
6566 (Layout::create_initial_dynamic_sections): Set dynamic_symbol_.
6567 (Layout::finalize): Call set_dynamic_symbol_size.
6568 (Layout::set_dynamic_symbol_size): New function.
6569 * layout.h (class Layout): Add dynamic_symbol_ field. Declare
6570 set_dynamic_symbol_size.
6573 * output.h (class Output_section): Add is_entsize_zero_ field.
6574 * output.cc (Output_section::Output_section): Initialize
6576 (Output_section::set_entsize): If two different entsizes are
6577 requested, force it to zero.
6578 (Output_section::add_input_section): Set flags for .debug_str
6579 before updating section flags. Set entsize.
6580 (Output_section::update_flags_for_input_section): Set SHF_MERGE
6581 and SHF_STRING if all input sections have those flags.
6583 2009-12-29 Rafael Espindola <espindola@google.com>
6585 * main.cc (main): Fix the sys time reporting.
6586 * workqueue.cc (Workqueue::find_and_run_task): Fix the sys time
6589 2009-12-29 Sriraman Tallam <tmsriram@google.com>
6591 * options.cc (General_options::parse_version): Allow -v to exit
6592 without an error if there is nothing to link.
6594 2009-12-29 Ian Lance Taylor <iant@google.com>
6596 * configure.ac: Set the MCMODEL_MEDIUM conditional to false if
6597 using a version of gcc before 4.1.
6598 * configure: Rebuild.
6600 2009-12-28 Chris Demetriou <cgd@google.com>
6602 * attributes.cc (Output_attributes_section_data::do_write): Use
6603 std::vector::front rather than std::vector::data.
6605 2009-12-28 Ian Lance Taylor <iant@google.com>
6607 * symtab.h (class Symbol_table): Add enum Defined.
6608 * resolve.cc (Symbol_table::should_override): Add defined
6609 parameter. Change all callers. Test whether object is NULL
6610 before calling a method on it.
6611 (Symbol_table::report_resolve_problem): Add defined parameter.
6613 (Symbol_table::should_override_with_special): Likewise.
6614 * symtab.cc (Symbol_table::define_in_output_data): Add defined
6615 parameter. Change all callers.
6616 (Symbol_table::do_define_in_output_data): Likewise.
6617 (Symbol_table::define_in_output_segment): Likewise.
6618 (Symbol_table::do_define_in_output_segment): Likewise.
6619 (Symbol_table::define_as_constant): Likewise.
6620 (Symbol_table::do_define_as_constant): Likewise.
6621 * script.h (class Symbol_assignment): Add is_defsym parameter to
6622 constructor; change all callers.
6623 * script.cc (Script_options::add_symbol_assignment): Add is_defsym
6624 parameter. Change all callers. Add is_defsym_ field.
6625 (class Parser_closure): Add parsing_defsym parameter to
6626 constructor; change all callers. Add parsing_defsym accessor
6627 function. Add parsing_defsym_ field.
6629 2009-12-28 Ian Lance Taylor <iant@google.com>
6631 * gold.cc (queue_middle_tasks): Fix formatting.
6632 * object.cc (Relobj::is_section_name_included): Likewise.
6634 2009-12-23 Ian Lance Taylor <iant@google.com>
6636 * i386.cc (Target_i386::do_calls_non_split): Recognize
6637 -fsplit-stack prologue for a function with a static chain.
6638 * x86_64.cc (Target_x86_64::do_calls_non_split): Recognize
6639 -fsplit-stack prologue when using %r11.
6641 2009-12-21 Sriraman Tallam <tmsriram@google.com>
6643 * options.cc (General_options::parse_version): Make -v continue and do
6644 the link like GNU ld does.
6646 2009-12-17 Rafael Avila de Espindola <espindola@google.com>
6648 * Makefile.am (CCFILES): Add timer.cc.
6649 (HFILES): Add timer.h.
6650 * configure.ac: Check for sysconf and times.
6651 * main.cc: include timer.h.
6652 (main): Use Timer instead of get_run_time.
6655 * workqueue.cc: include timer.h.
6656 (Workqueue::find_and_run_task):
6657 Report user, sys and wall time.
6658 * Makefile.in: Regenerate.
6659 * config.in: Regenerate.
6660 * configure: Regenerate.
6662 2009-12-16 Doug Kwan <dougkwan@google.com>
6664 * arm.cc (Arm_relobj::scan_sections_for_stubs): Exclude ICF-eliminated
6666 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle
6667 relaxed input sections.
6668 * output.cc (Output_section::find_relaxed_input_section): Change
6669 return type to Output_relaxed_input_section pointer. Adjust code
6670 for new type of relaxed_input_section_map_.
6671 * output.h (Output_section::find_relaxed_input_section): Change
6672 return type to Output_relaxed_input_section pointer.
6673 (Output_section::Output_relaxed_input_section_by_input_section_map):
6675 (Output_section::relaxed_input_section_map_): Change type to
6676 Output_section::Output_relaxed_input_section_by_input_section_map.
6677 * symtab.cc (Symbol_table::compute_final_value): Handle relaxed
6680 2009-12-15 Ian Lance Taylor <iant@google.com>
6682 * layout.cc (Layout::create_shstrtab): Only write out after input
6683 sections if we are compressing debug sections.
6685 2009-12-15 Ian Lance Taylor <iant@google.com>
6687 * archive.cc (Archive::add_symbols): Only look up a symbol without
6688 a version if there is, in fact, a version.
6690 2009-12-14 Ian Lance Taylor <iant@google.com>
6692 Revert -Wshadow changes, all changes from:
6693 2009-12-11 Doug Kwan <dougkwan@google.com>
6694 2009-12-11 Nick Clifton <nickc@redhat.com>
6695 * configure.ac: Remove -Wshadow when setting WARN_CXXFLAGS.
6697 2009-12-11 Doug Kwan <dougkwan@google.com>
6699 * arm.cc (Target_arm::do_finalize_sections): Fix build breakage
6701 * attributes.cc (Object_attribute::size): Ditto.
6702 (Attributes_section_data::size): Ditto.
6703 (Attributes_section_data::Attributes_section_data): Ditto.
6704 (Output_attributes_section_data::do_write): Ditto.
6705 * attributes.h (Object_attribute::set_type): Ditto.
6706 * testsuite/tls_test_main.cc (safe_lock, safe_unlock): Ditto.
6708 2009-12-11 Nick Clifton <nickc@redhat.com>
6710 * archive.cc: Fix shadowed variable warnings.
6712 * compressed_output.cc: Likewise.
6713 * compressed_output.h: Likewise.
6714 * configure: Likewise.
6715 * dwarf_reader.cc: Likewise.
6716 * dynobj.cc: Likewise.
6717 * dynobj.h: Likewise.
6718 * ehframe.cc: Likewise.
6719 * ehframe.h: Likewise.
6720 * errors.cc: Likewise.
6721 * expression.cc: Likewise.
6722 * fileread.cc: Likewise.
6723 * fileread.h: Likewise.
6724 * freebsd.h: Likewise.
6725 * i386.cc: Likewise.
6727 * incremental.h: Likewise.
6728 * layout.cc: Likewise.
6729 * layout.h: Likewise.
6730 * mapfile.cc: Likewise.
6731 * merge.cc: Likewise.
6732 * merge.h: Likewise.
6733 * object.cc: Likewise.
6734 * object.h: Likewise.
6735 * options.h: Likewise.
6736 * output.cc: Likewise.
6737 * output.h: Likewise.
6738 * parameters.cc: Likewise.
6739 * plugin.cc: Likewise.
6740 * powerpc.cc: Likewise.
6741 * reduced_debug_output.cc: Likewise.
6742 * reduced_debug_output.h: Likewise.
6743 * reloc.cc: Likewise.
6744 * reloc.h: Likewise.
6745 * resolve.cc: Likewise.
6746 * script-sections.cc: Likewise.
6747 * script.cc: Likewise.
6748 * script.h: Likewise.
6749 * sparc.cc: Likewise.
6750 * symtab.cc: Likewise.
6751 * symtab.h: Likewise.
6752 * target-select.cc: Likewise.
6753 * target-select.h: Likewise.
6754 * token.h: Likewise.
6755 * workqueue.cc: Likewise.
6756 * workqueue.h: Likewise.
6757 * x86_64.cc: Likewise.
6759 2009-12-10 Doug Kwan <dougkwan@google.com>
6761 * arm.cc (attributes.h): New include.
6762 (Arm_relobj::Arm_relobj): Initialize attributes_section_data_.
6763 (Arm_relobj::~Arm_relobj): Delete object pointed by
6764 attributes_section_data_.
6765 (Arm_relobj::attributes_section_data): New method definition.
6766 (Arm_relobj::attributes_section_data_): New data member declaration.
6767 (Arm_dynobj::Arm_dynobj): Initialize attributes_section_data_.
6768 (Arm_dynobj::~Arm_dynobj): Delete object pointed by
6769 attributes_section_data_.
6770 (Arm_dynobj::attributes_section_data): New method definition.
6771 (Arm_dynobj::attributes_section_data_): New data member declaration.
6772 (Target_arm::Target_arm): Initialize attributes_section_data_. Change
6773 initialization value of may_use_blx_ to false.
6774 (Target_arm::using_thumb2, Target_arm::using_thumb_only,
6775 Target_arm::may_use_arm_nop, Target_arm::may_use_thumb2_nop): Use
6776 object attributes to compute results instead of hard-coding.
6777 (Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order,
6778 Target_arm::get_secondary_compatible_arch,
6779 Target_arm::set_secondary_compatible_arch
6780 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6781 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes):
6782 New method declarations.
6783 (Target_arm::get_aeabi_object_attribute): New method definition.
6784 (Target_arm::attributes_section_data_): New data member declaration.
6785 (read_arm_attributes_section): New template definition.
6786 (Arm_relobj::do_read_symbols): Read attributes section if it exists.
6787 (Arm_dynobj::do_read_symbols): Ditto.
6788 (Target_arm::do_finalize_sections): Merge attributes sections from
6789 input. Check for BLX use after attributes section merging.
6790 Fix __exidx_start and __exidx_end visibility. Create an
6791 .ARM.attributes section if necessary.
6792 (Target_arm::get_secondary_compatible_arch,
6793 Target_arm::set_secondary_compatible_arch,
6794 Target_arm::tag_cpu_arch_combine, Target_arm::aeabi_enum_name,
6795 Target_arm::tag_cpu_name_value, Target_arm::merge_object_attributes,
6796 Target_arm::do_attribute_arg_type, Target_arm::do_attributes_order):
6797 New method definitions.
6799 2009-12-09 Ian Lance Taylor <iant@google.com>
6801 * plugin.cc (Plugin::load): Don't cast from void* to a function
6804 2009-12-09 Ian Lance Taylor <iant@google.com>
6806 * dynobj.cc (Sized_dynobj::do_read_symbols): Clear version
6809 2009-12-09 H.J. Lu <hongjiu.lu@intel.com>
6811 * testsuite/Makefile.am (two_file_shared_1_pic_2_test_DEPENDENCIES):
6812 Replace two_file_shared_1.so with two_file_shared_2.so.
6813 * testsuite/Makefile.in: Regenerated.
6815 2009-12-08 Doug Kwan <dougkwan@google.com>
6817 * Makefile.am (CCFILES): Add attributes.cc and int_encoding.cc.
6818 (HFILES): Add attributes.h and int_encoding.h.
6819 * Makefile.in: Regenerate.
6820 * dwarf_reader.cc (read_unsigned_LEB_128, read_signed_LEB_128): Move
6821 function definitions to int_encoding.cc
6822 * dwarf_reader.h (read_unsigned_LEB_128, read_signed_LEB_128): Move
6823 prototypes to int_encoding.h
6824 * reduced_debug_output.cc (int_encoding.h): New include.
6825 (write_unsigned_LEB_128, get_length_as_unsigned_LEB_128): Move
6826 function definitions to int_encoding.cc
6827 (insert_into_vector, read_from_pointer): Move template definitions to
6829 * attributes.cc: New file.
6830 * attributes.h: New file.
6831 * int_encoding.cc: New file.
6832 * int_encoding.h: New file.
6834 2009-12-07 Rafael Avila de Espindola <espindola@google.com>
6837 * incremental-dump.cc (dump_incremental_inputs): New.
6838 (main): Use dump_incremental_inputs.
6840 2009-12-07 H.J. Lu <hongjiu.lu@intel.com>
6843 * i386.cc (Target_i386::Scan::globa): Use is_func instead of
6844 checking elfcpp::STT_FUNC.
6845 (Target_i386::Relocate::relocate): Likewise.
6846 * x86_64.cc (Target_x86_64::Scan::global): Likewise.
6848 * symtab.cc (Symbol_table::sized_write_symbol): Turn IFUNC
6849 symbols from shared libraries into normal FUNC symbols.
6851 * symtab.h (Symbol): Add is_func and use it.
6853 2009-12-05 Doug Kwan <dougkwan@google.com>
6855 * arm.cc (Target_arm::arm_info): Initialize new fields
6856 attributes_section and attributes_vendor.
6857 * i386.cc (Target_i386::i386_info): Same.
6858 * object.cc (Sized_relobj::do_layout): Skip attribute section.
6859 * gold/powerpc.cc (Target_powerpc::powerpc_info): Initialize new
6860 fields attributes_section and attributes_vendor.
6861 * sparc.cc (Target_sparc::sparc_info): Same.
6862 * target.h (Target::attributes_section, Target::attributes_vendor,
6863 Target::is_attributes_section, Target::attribute_arg_type,
6864 Target::attributes_order): New method definitions.
6865 (Target::Target_info::attributes_section,
6866 Target::Target_info::attributes_vendor): New fields.
6867 (Target::do_attribute_arg_type, Target::do_attributes_order): New
6868 virtual method definitions.
6869 * x86_64.cc (Target_x86_64::x86_64_info): Initialize new fields
6870 attributes_section and attributes_vendor.
6871 * testsuite/testfile.cc (Target_test::test_target_info): Same.
6873 2009-12-05 Doug Kwan <dougkwan@google.com>
6875 * arm.cc: Update comments about interworking and stub generation.
6876 (Target_arm::Relocate::reloc_is_non_pic): Update list of relocations
6877 considered as non-PIC.
6878 (Arm_relocate_functions::base_abs): Fix formatting.
6879 (Arm_relocate_functions::got_prel): Fix comment. Change interface
6880 of function to use GOT entry address instead of offset.
6881 (Target_arm::Scan::global): Issue an error if a symbol would need a
6882 PLT does not get one because it is untyped. Remove code to create
6883 dynamic symbols for relative branches.
6884 (Target_arm::Relocate::relocate: Use 0 instead of false since function
6885 takes unsigned integer instead of boolean.
6887 2009-12-05 H.J. Lu <hongjiu.lu@intel.com>
6889 * testsuite/Makefile.am (constructor_test_LDADD): New. Empty.
6890 (two_file_test_LDADD): Likewise.
6891 (common_test_1_LDADD): Likewise.
6892 (exception_test_LDADD) Likewise.
6893 (weak_test_LDADD): Likewise.
6894 (many_sections_test_LDADD): Likewise.
6895 (initpri1_LDADD): Likewise.
6896 (script_test_1_LDADD): Likewise.
6897 (script_test_2_LDADD): Likewise.
6898 (justsyms_LDADD): Likewise.
6899 (binary_test_LDADD): Likewise.
6900 (large_LDADD): Likewise.
6901 * testsuite/Makefile.in: Regenerated.
6903 2009-12-04 H.J. Lu <hongjiu.lu@intel.com>
6905 * resolve.cc (symbol_to_bits): Treat STB_GNU_UNIQUE as STB_GLOBAL.
6906 (Symbol_table::override_with_special): Likewise.
6907 (Symbol_table::add_from_object): Likewise.
6909 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6911 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6912 Don't set the data_offset twice.
6914 2009-12-04 Rafael Avila de Espindola <espindola@google.com>
6916 * testsuite/Makefile.in: Regenerate.
6918 2009-12-03 Doug Kwan <dougkwan@google.com>
6920 * arm.cc: Remove comment about missing .ARM.exidx section symbols.
6921 (Target_arm::do_finalize_sections): Add parameter for symbol table
6922 pointer. Add __exidx_start and __exidx_end symbols as appropriate.
6923 * i386.cc (Target_i386::do_finalize_sections): Add an additional
6924 parameter for symbol table pointer.
6925 * layout.cc (Layout::finalize): Call Target::finalize_sections with
6926 an additional parameter for a pointer to symbol table.
6927 * powerpc.cc (Target_powerpc::do_finalize_sections): Add an additional
6928 parameter for a symbol table pointer.
6929 * sparc.cc (Target_sparc::do_finalize_sections): Ditto.
6930 * target.h (Target::finalize_sections, Target::do_finalize_sections):
6932 * x86_64.cc (Target_x86_64::do_finalize_sections): Add an additional
6933 parameter for a symbol table pointer.
6935 2009-12-03 Rafael Avila de Espindola <espindola@google.com>
6937 * incremental.cc (Incremental_inputs_header)
6938 (Incremental_inputs_header_write, Incremental_inputs_entry)
6939 (Incremental_inputs_entry_write): Move ...
6940 * incremental.h (Incremental_inputs_header)
6941 (Incremental_inputs_header_write, Incremental_inputs_entry)
6942 (Incremental_inputs_entry_write): here.
6944 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6946 * incremental.cc (make_sized_incremental_binary): Set the target.
6947 Error if it is incompatible.
6948 * output.h (Output_file): Add filename method.
6950 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6952 * incremental.cc (Incremental_inputs_entry): Remove unused argument
6953 from the get_* methods.
6955 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6957 * incremental-dump.cc (main): Check that the offeset of a script is 0.
6958 * incremental.cc (Incremental_inputs::sized_create_inputs_section_data):
6959 Write 0 for the data_offset of scripts.
6961 2009-12-02 Rafael Avila de Espindola <espindola@google.com>
6963 * testsuite/Makefile.am: Add the incremental_test.sh test.
6964 * testsuite/incremental_test.sh: New.
6965 * testsuite/incremental_test_1.c: New.
6966 * testsuite/incremental_test_2.c: New.
6968 2009-12-01 Rafael Avila de Espindola <espindola@google.com>
6970 * incremental-dump.cc (main): Fix typos.
6972 2009-11-27 Rafael Avila de Espindola <espindola@google.com>
6975 * incremental-dump.cc (main): Use llu to print 64 bit values.
6977 2009-11-26 Per Øyvind Karlsen <peroyvind@mandriva.org>
6978 H.J. Lu <hongjiu.lu@intel.com>
6980 * Makefile.am (incremental_dump_DEPENDENCIES): Add $(THREADSLIB)
6982 (incremental_dump_LDADD): Likewise.
6983 * Makefile.in: Regenerated.
6985 2009-11-25 Doug Kwan <dougkwan@google.com>
6989 2009-11-25 Doug Kwan <dougkwan@google.com>
6991 * arm.cc (Target_arm::Target_arm): Move method definition
6992 outside of class definition. Add code to handle
6993 --target1-rel, --target1-abs and --target2= options.
6994 (Target_arm::get_reloc_reloc_type): Change method to be
6995 non-static and const.
6996 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_):
6997 New data member declaration.
6998 (Target_arm::Scan::local, Target_arm::Scan::global,
6999 Target_arm::Relocate::relocate,
7000 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
7001 Adjust call to Target_arm::get_real_reloc_type.
7002 (Target_arm::get_real_reloc_type): Use command line options
7003 to determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7004 * options.h (--target1-rel, --target1-abs, --target2): New
7007 2009-11-25 Doug Kwan <dougkwan@google.com>
7009 * arm.cc (Target_arm::Target_arm): Move method definition outside of
7010 class definition. Add code to handle --target1-rel, --target1-abs
7011 and --target2= options.
7012 (Target_arm::get_reloc_reloc_type): Change method to be non-static
7014 (Target_arm::target1_is_rel_, Target_arm::target2_reloc_): New data
7016 (Target_arm::Scan::local, Target_arm::Scan::global,
7017 Target_arm::Relocate::relocate,
7018 Target_arm::Relocatable_size_for_reloc::get_size_for_reloc): Adjust
7019 call to Target_arm::get_real_reloc_type.
7020 (Target_arm::get_real_reloc_type): Use command line options to
7021 determine real types of R_ARM_TARGET1 and R_ARM_TARGET2.
7022 * options.h (--target1-rel, --target1-abs, --target2): New ARM-only
7025 2009-11-25 Doug Kwan <dougkwan@google.com>
7027 * arm.cc (Target_arm::may_use_thumb2_nop): New method definition.
7028 (Arm_relocate_functions::thumb_branch_common): New metod declaration.
7029 (Arm_relocate_functions::abs12, Arm_relocate_functions::abs16): Fix
7031 (Arm_relocate_functions::thm_call): Replace body with a call to
7032 Arm_relocate_functions::thumb_branch_common.
7033 (Arm_relocate_functions::thm_jump24,
7034 Arm_relocate_functions::thm_xpc22): New method definitions.
7035 (Arm_relocate_functions::thumb_branch_common): New method definition.
7036 (Reloc_stub::stbu_type_for_reloc): Fix incorrect uses of bit-wise-or
7038 (Target_arm::Relocate::relocate): Adjust call to thm_call.
7039 Add code to handle R_ARM_THM_XPC22 and R_ARM_THM_JUMP24.
7041 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7043 * Makefile.am: Build incremental-dump
7044 * Makefile.in: Regenerate.
7045 * incremental-dump.cc: New.
7046 * incremental.cc (Incremental_inputs_header_data,
7047 Incremental_inputs_entry_data): Move to incremental.h
7048 * incremental.h: (Incremental_inputs_header_data,
7049 Incremental_inputs_entry_data): Move from incremental.cc
7051 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7053 * incremental.cc (Incremental_inputs_header,
7054 Incremental_inputs_header_write, Incremental_inputs_entry,
7055 Incremental_inputs_entry_write): Add a typedef with the data type.
7057 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
7059 * incremental.cc (Incremental_inputs_header,
7060 Incremental_inputs_header_write, Incremental_inputs_entry,
7061 Incremental_inputs_entry_write): Update comment about which
7062 type has the filed descriptions.
7064 2009-11-15 Doug Kwan <dougkwan@google.com>
7066 * arm.cc (Target_arm::may_use_arm_nop): New method definition.
7067 (Arm_relocate_functions::arm_branch_common): Change method defintion
7068 in class definition to a method declaration and update list of formal
7070 (Arm_relocate_functions::plt32, Arm_relocate_functions::call,
7071 Arm_relocation_functions::jump24): Adjust call to
7072 Arm_relocate_functions::arm_branch_common. Update list of formal
7074 (Arm_relocate_functions::xpc25): New method definition.
7075 (Arm_relocate_functions::arm_branch_common): Move method defintion
7076 out from class definition. Use stubs for mode-switching and extending
7078 (Target_arm::Relocate::relocate): Handle weakly-undefined symbols
7079 specially. Change code to enable use of stubs in ARM branches.
7081 2009-11-10 Doug Kwan <dougkwan@google.com>
7083 * arm.cc (Arm_relobj::do_relocate_sections): Remove options parameter
7084 in method declaration.
7085 (Target_arm::relocate_stub): New method declaration.
7086 (Target_arm::default_target): Change to return a pointer instead of
7088 (Reloc_stub::stub_type_for_reloc): Adjust for the change in
7089 Target_arm::default_target.
7090 (Arm_Relobj::do_relocate_sections): Remove options paramater in
7092 (Target_arm::relocate_section): Adjust view.
7093 (Target_arm::relocate_stub): New method definition.
7095 2009-11-10 Doug Kwan <dougkwan@google.com>
7097 * i386.cc (Target_i386::do_calls_non_split): Add a cast to avoid
7099 * incremental.cc (open_incremental_binary): Initialized local
7100 variables to avoid warnings.
7101 * object.cc (make_elf_object): Ditto.
7102 * x86_64.cc (Target_x86_64::do_calls_non_split): Add a cast to avoid
7105 009-11-09 H.J. Lu <hongjiu.lu@intel.com>
7108 * testsuite/plugin_test.c: Include "config.h".
7110 2009-11-09 Doug Kwan <dougkwan@google.com>
7112 * arm.cc (Target_arm::fake_relnum_for_stubs): New constant.
7113 (arm_symbol_value): Remove.
7114 (Arm_relocate_functions::arm_branch_common,
7115 Arm_relocate_functions::abs8, Arm_relocate_functions::thm_abs5,
7116 Arm_relocate_functions::abs12, Arm_relocate_functions::abs16,
7117 Arm_relocate_functions::abs32, Arm_relocate_functions::rel32,
7118 Arm_relocate_functions::thm_call, Arm_relocate_functions::plt32,
7119 Arm_relocate_functions::call, Arm_relocate_functions::jump24,
7120 Arm_relocate_functions::prel31, Arm_relocate_functions::mov_abs_nc,
7121 Arm_relocate_functions::movt_abs, Arm_relocate_functions::movw_abs_nc,
7122 Arm_relocate_functions::thm_mobw_abs_nc,
7123 Arm_relocate_functions::thm_mov_abs,
7124 Arm_relocate_functions::movw_prel_nc,
7125 Arm_relocate_functions::thm_movt_abs,
7126 Arm_relocate_functions::movt_prel,
7127 Arm_relocate_functions::thm_movw_prel_nc,
7128 Arm_relocate_functions::thm_movt_prel): Adjust callers of the above.
7129 (Target_arm::Relocate::relocate): Only decompose address into two
7130 parts if relocation type uses the thumb-bit and pass the actual
7131 bit instead of a flag indicating that the thumb-bit is used. Adjust
7132 calls to methods in Arm_relocate_functions for this change.
7134 2009-11-08 Ian Lance Taylor <iant@google.com>
7137 * reloc.cc: Instantiate
7138 Sized_relobj::initialize_input_to_output_maps and
7139 Sized_relobj:free_input_to_output_maps.
7141 2009-11-06 Ian Lance Taylor <iant@google.com>
7144 * defstd.cc (in_segment): Set only_if_ref true for "end".
7146 2009-11-06 Doug Kwan <dougkwan@google.com>
7148 * arm.cc (class Reloc_stub): Correct a comment.
7149 (Target_arm::Target_arm): Initialize arm_input_section_map_.
7150 (Target_arm::scan_section_for_stubs): New method declaration.
7151 (Target_arm::do_make_elf_object, Target_arm::do_make_output_section):
7152 Change methods from private to protected.
7153 (Target_arm::do_may_relax): New method definition.
7154 (Target_arm::do_relax, Target_arm::group_sections,
7155 Target_arm::scan_reloc_for_stub,
7156 Target_arm::scan_reloc_section_for_stubs): New method declarations.
7157 (Target_arm::arm_input_section_map_): New data member declaration.
7158 (Target_arm::scan_reloc_for_stub,
7159 Target_arm::scan_reloc_section_for_stubs,
7160 Target_arm::scan_section_for_stubs, Target_arm::group_sections,
7161 Target_arm::do_relax): New method definitions.
7163 2009-11-06 Mikolaj Zalewski <mikolaj@google.com>
7165 * configure.ac: Check for (struct stat)::st_mtim
7166 * fileread.cc (File_read::get_mtime): Use st_mtim if available.
7167 * config.in: Regenerate.
7168 * configure: Regenerate.
7170 2009-11-05 Ian Lance Taylor <iant@google.com>
7173 * output.cc (Output_segment::add_output_section): Add missing
7176 2009-11-04 Ian Lance Taylor <iant@google.com>
7179 * object.h (class Object): Add is_needed and set_is_needed
7180 methods. Add is_needed_ field. Make bool fields into bitfields.
7181 * symtab.cc (Symbol_table::set_dynsym_indexes): If a symbol is
7182 defined in a dynamic object and referenced by a regular object,
7183 set is_needed for the dynamic object.
7184 * layout.cc (Layout::finish_dynamic_section): Don't add DT_NEEDED
7185 if the file is marked with as_needed and it is not needed.
7187 2009-11-04 Ian Lance Taylor <iant@google.com>
7190 * arm.cc (Target_arm::do_finalize_sections): Don't add dynamic
7191 tags if data is discarded by linker script.
7192 * i386.cc (Target_i386::do_finalize_sections): Likewise.
7193 * powerpc.cc (Target_powerpc::do_finalize_sections): Likewise.
7194 * sparc.cc (Target_sparc::do_finalize_sections): Likewise.
7195 * x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
7197 2009-11-04 Ian Lance Taylor <iant@google.com>
7199 * layout.cc (Layout::get_output_section): Add is_interp and
7200 is_dynamic_linker_section parameters. Change all callers.
7201 (Layout::choose_output_section): Likewise.
7202 (Layout::make_output_section): Likewise.
7203 (Layout::add_output_section_data): Add is_dynamic_linker_section
7204 parameter. Change all callers.
7205 * layout.h (class Layout): Update declarations.
7206 * output.h (class Output_section): Add is_interp, set_is_interp,
7207 is_dynamic_linker_section, set_is_dynamic_linker_section methods.
7208 Add is_interp_, is_dynamic_linker_section_ fields. Change
7209 generate_code_fills_at_write_ to a bitfield.
7210 * output.cc (Output_section::Output_sections): Initialize new
7212 (Output_segment::add_output_section): Add do_sort parameter.
7215 2009-11-03 Ian Lance Taylor <iant@google.com>
7218 * options.h (class General_options): Add --warn-common.
7219 * resolve.cc (Symbol_table::resolve): Handle --warn-common when
7220 merging two common symbols.
7221 (Symbol_table::should_override): Handle --warn-common when merging
7222 a common symbol with a defined symbol. Use report_resolve_problem
7223 for multiple definitions.
7224 (Symbol_table::report_resolve_problem): New function.
7225 * symtab.h (class Symbol_table): Declare report_resolve_problem.
7227 2009-11-03 Doug Kwan <dougkwan@google.com>
7229 * arm.cc (Target_arm::Target_arm): Initialize stub_tables_ and
7231 (Target_arm::stub_factory): New method definition.
7232 (Target_arm::new_arm_input_section,
7233 Target_arm::find_arm_input_section, Target_arm::new_stub_table,
7234 Target_arm::reloc_uses_thumb_bit): New method declarations.
7235 (Target_arm::Stub_table_list, Target_arm::Arm_input_section_map):
7236 New type definitions.
7237 (Target_arm::stub_tables_, Target_arm::stub_factory_): New data
7238 member declarations.
7239 (Target_arm::reloc_uses_thumb_bit, Target_arm::new_arm_input_section,
7240 Target_arm::find_arm_input_section, Target_arm::new_stub_table):
7241 New method definitions.
7243 2009-11-03 Ian Lance Taylor <iant@google.com>
7245 * options.h (class General_options): Add --warn_constructors.
7247 2009-11-03 Ian Lance Taylor <iant@google.com>
7250 * defstd.cc (in_section): Add entries for __rel_iplt_start,
7251 __rel_iplt_end, __rela_iplt_start, __rela_iplt_end, and __stack.
7253 2009-11-03 Ian Lance Taylor <iant@google.com>
7256 * po/Make-in ($(srcdir)/$(PACKAGE).pot): Pass -C and
7257 --msgid-bugs-address.
7258 (install-pdf): New target.
7259 (install-data_yes): Look up one directory to find mkinstalldirs.
7261 2009-11-03 H.J. Lu <hongjiu.lu@intel.com>
7263 * po/Make-in (.po.gmo): Don't generate .gmo files in source
7266 2009-10-30 Doug Kwan <dougkwan@google.com>
7268 * arm.cc (Stub_addend_reader): Fix bug in previouls check-in.
7270 2009-10-30 Doug Kwan <dougkwan@google.com>
7272 * arm.cc (Stub_addend_reader): New struct template definition
7273 and partial specializations.
7274 (Stub_addend_reader::operator()): New method definition for a
7275 partially specialized template.
7277 2009-10-30 Doug Kwan <dougkwan@google.com>
7279 * arm.cc (Arm_relobj::processor_specific_flags): New method
7281 (Arm_relobj::do_read_symbols): New method declaration.
7282 (Arm_relobj::processor_specific_flags_): New data member declaration.
7283 (Arm_dynobj): New class definition.
7284 (Target_arm::do_finalize_sections): Add input_objects parameter.
7285 (Target_arm::do_adjust_elf_header): New method declaration.
7286 (Target_arm::are_eabi_versions_compatible,
7287 (Target_arm::merge_processor_specific_flags): New method declaration.
7288 (Target_arm::do_make_elf_object): New overloaded method definitions
7290 (Arm_relobj::do_read_symbols): New method definition.
7291 (Arm_dynobj::do_read_symbols): Ditto.
7292 (Target_arm::do_finalize_sections): Add input_objects parameters.
7293 Merge processor-specific flags from all input objects.
7294 (Target_arm::are_eabi_versions_compatible,
7295 Target_arm::merge_processor_specific_flags,
7296 Target_arm::do_adjust_elf_header, Target_arm::do_make_elf_object):
7297 New method definitions.
7298 * i386.cc (Target_i386::do_finalize_sections): Add unnamed
7299 Input_objects pointer type parameter.
7300 * layout.cc (Layout::finalize): Pass input objects to target's.
7301 finalize_sections function.
7302 * output.cc (Output_file_header::do_sized_write): Set ELF file
7303 header's processor-specific flags.
7304 * powerpc.cc (Target_powerpc::do_finalize_sections): Add unnamed
7305 Input_objects pointer type parameter.
7306 * sparc.cc (Target_sparc::do_finalize_sections): Same.
7307 * target.h (Input_objects): New forward class declaration.
7308 (Target::processor_specific_flags,
7309 Target::are_processor_specific_flags_sect): New method definitions.
7310 (Target::finalize_sections): Add input_objects parameter.
7311 (Target::Target): Initialize processor_specific_flags_ and
7312 are_processor_specific_flags_set_.
7313 (Target::do_finalize_sections): Add unnamed Input_objects pointer type
7315 (Target::set_processor_specific_flags): New method definition.
7316 (Target::processor_specific_flags_,
7317 Target::are_processor_specific_flags_set_): New data member
7319 * x86_64.cc (Target_x86_64::do_finalize_sections): Add unnamed
7320 Input_objects pointer type parameter.
7322 2009-10-30 Doug Kwan <dougkwan@google.com>
7324 * arm.cc: Use Arm_address instead of elfcpp::Elf_types<32>::Elf_Addr.
7326 2009-10-28 Ian Lance Taylor <iant@google.com>
7328 * object.h (class Relobj): Drop options parameter from
7329 gc_process_relocs, scan_relocs, relocate, do_gc_process_relocs,
7330 do_scan_relocs, do_relocate. Change all callers.
7331 (class Sized_relobj): Drop options parameters from
7332 do_gc_process_relocs, do_scan_relocs, do_relocate,
7333 do_relocate_sections, relocate_sections, emit_relocs_scan,
7334 emit_relocs_scan_reltype. Change all callers.
7335 (struct Relocate_info): Remove options field and all references to
7337 * reloc.h (class Read_relocs): Remove options constructor
7338 parameter and options_ field. Change all callers.
7339 (class Gc_process_relocs, class Scan_relocs): Likewise.
7340 (class Relocate_task): Likewise.
7341 * target-reloc.h (scan_relocs): Remove options parameter. Change
7343 (scan_relocatable_relocs): Likewise.
7344 * target.h (class Sized_target): Remove options parameter from
7345 gc_process_relocs, scan_relocs, scan_relocatable_relocs. Change
7347 * gc.h (gc_process_relocs): Remove options parameter. Change all
7349 * arm.cc: Update functions to remove options parameters.
7350 * i386.cc: Likewise.
7351 * powerpc.cc: Likewise.
7352 * sparc.cc: Likewise.
7353 * x86_64.cc: Likewise.
7354 * testsuite/testfile.cc: Likewise.
7356 2009-10-28 Doug Kwan <dougkwan@google.com>
7358 * arm.cc (Arm_relobj): New class definition.
7359 (Arm_relobj::scan_sections_for_stubs,
7360 Arm_relobj::do_count_local_symbols, Arm_relobj::do_relocate_sections):
7361 New method definitions.
7363 2009-10-28 Cary Coutant <ccoutant@google.com>
7365 * plugin.h (Plugin::Plugin): Initialize cleanup_done_.
7366 (Plugin::cleanup_done_): New member.
7367 (Plugin_manager::Plugin_manager): Remove cleanup_done_.
7368 (Plugin_manager::cleanup_done_): Remove.
7369 (Plugin_manager::add_input_file): Edit error message.
7370 * plugin.cc (Plugin::cleanup): Test and set cleanup_done_.
7371 (Plugin_manager::cleanup): Remove use of cleanup_done_.
7373 2009-10-27 Mikolaj Zalewski <mikolajz@google.com>
7375 * fileread.cc: (File_read::View::~View): Use the new
7376 data_ownership_ filed.
7377 (File_read::~File_read): Dispose the new whole_file_view_.
7378 (File_read::open): Mmap the whole file if needed.
7379 (File_read::open): Use whole_file_view_ instead of contents_.
7380 (File_read::find_view): Use whole_file_view_ if applicable.
7381 (File_read::do_read): Use whole_file_view_ instead of contents_.
7382 (File_read::make_view): Use whole_file_view_ instead of contents_,
7383 update File_read::View::View call.
7384 (File_read::find_or_make_view): Update File_read::View::View
7386 * fileread.h: (File_read::File_read): Initialize whole_file_view_,
7388 (File_read::View::Data_ownership): New enum.
7389 (File_read::View::View): Replace bool mapped_ with Data_ownership
7391 (File_read::View::mapped_): Remove (replaced by data_ownership_).
7392 (File_read::View::data_ownership_): New field.
7393 (File_read::contents_): Remove (replaced by whole_file_view_).
7394 (File_read::whole_file_view_): New field.
7395 * options.h (class General_options): Add --keep-files-mapped.
7397 2009-10-27 Cary Coutant <ccoutant@google.com>
7399 * symtab.cc (add_from_pluginobj): Pass correct value for is_ordinary.
7400 * testsuite/Makefile.am (plugin_test_5): New test case.
7401 * testsuite/Makefile.in: Regenerate.
7403 2009-10-25 Doug Kwan <dougkwan@google.com>
7405 * object.h (Sized_relobj::View_size, Sized_relobj::Views): Change
7406 from private to protected to allow access by child class.
7407 (Sized_relobj::do_relocate_sections): New method declaration.
7408 (Sized_relobj::relocate_sections): Virtualize.
7409 * reloc.cc (Sized_relobj::do_relocate_sections): Rename from
7410 Sized_relobj::relocate_sections. Instantiate template explicitly
7411 for different target sizes and endianity.
7413 2009-10-24 Doug Kwan <dougkwan@google.com>
7415 * arm.cc (Arm_output_section, Arm_relobj): Forward class declarations.
7416 (Arm_input_section::as_arm_input_section): New method.
7417 (Arm_output_section): New class definition.
7418 (Arm_output_section::create_stub_group,
7419 Arm_output_section::group_sections): New method definitions.
7421 2009-10-22 Doug Kwan <dougkwan@google.com>
7423 * arm.cc (Arm_input_section): New class definition.
7424 (Arm_input_section::init, Arm_input_section:do_write,
7425 Arm_input_section::set_final_data_size,
7426 Arm_input_section::do_reset_address_and_file_offset): New method
7429 2009-10-21 Doug Kwan <dougkwan@google.com>
7431 * arm.cc (Stub_table, Arm_input_section): New forward class
7433 (Stub_table): New class defintion.
7434 (Stub_table::add_reloc_stub, Stub_table::relocate_stubs
7435 Stub_table::do_reset_address_and_file_offset, Stub_table::do_write):
7436 New method definition.
7438 2009-10-21 Doug Kwan <dougkwan@google.com>
7440 * arm.cc: Update copyright comments.
7441 (Target_arm): New forward class template declaration.
7442 (Arm_address): New type.
7443 (ARM_MAX_FWD_BRANCH_OFFSET, ARM_MAX_BWD_BRANCH_OFFSET,
7444 THM_MAX_FWD_BRANCH_OFFSET, THM_MAX_BWD_BRANCH_OFFSET,
7445 THM2_MAX_FWD_BRANCH_OFFSET, THM2_MAX_BWD_BRANCH_OFFSET): New
7447 (Insn_template): Same.
7448 (DEF_STUBS): New macro.
7449 (Stub_type): New enum type.
7450 (Stub_template): New class definition.
7453 (Stub_factory): Same.
7454 (Target_arm::Target_arm): Initialize may_use_blx_ and
7455 should_force_pic_veneer_.
7456 (Target_arm::may_use_blx, Target_arm::set_may_use_blx,
7457 Target_arm::should_force_pic_veneer,
7458 Target_arm::set_should_force_pic_veneer, Target_arm::using_thumb2,
7459 Target_arm::using_thumb_only, Target_arm:;default_target): New
7461 (Target_arm::may_use_blx_, Target_arm::should_force_pic_veneer_):
7462 New data member declarations.
7463 (Insn_template::size, Insn_template::alignment): New method defintions.
7464 (Stub_template::Stub_template): New method definition.
7465 (Reloc_stub::Key::name, Reloc_stub::stub_type_for_reloc,
7466 Reloc_stub::do_fixed_endian_write, Reloc_stub::do_write): Same.
7467 (Stub_factory::Stub_factory): New method definition.
7468 * gold.h (string_hash): New template.
7469 * output.h (Input_section_specifier::hash_value): Use
7471 (Input_section_specifier::string_hash): Remove.
7472 * stringpool.cc (Stringpool_template::string_hash): Use
7475 2009-10-20 Doug Kwan <dougkwan@google.com>
7477 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle section
7478 symbols of relaxed input sections.
7479 * output.h (Output_section::find_relaxed_input_section): Make
7482 2009-10-16 Doug Kwan <dougkwan@google.com>
7484 * dynobj.cc (Versions::Versions): Initialize version_script_.
7485 Only insert base version symbol definition for a shared object
7486 if version script defines any version versions.
7487 (Versions::define_base_version): New method definition.
7488 (Versions::add_def): Check that base version is not needed.
7489 (Versions::add_need): Define base version lazily.
7490 * dynobj.h (Versions::define_base_version): New method declaration.
7491 (Versions::needs_base_version_): New data member declaration.
7492 * testsuite/Makefile.am (check_SCRIPTS): Add no_version_test.sh
7493 (check_DATA): Add no_version_test.stdout.
7494 (libno_version_test.so, no_version_test.o no_version_test.stdout):
7496 * testsuite/Makefile.in: Regenerate.
7497 * testsuite/no_version_test.c: New file.
7498 * testsuite/no_version_test.sh: Ditto.
7500 2009-10-16 Doug Kwan <dougkwan@google.com>
7502 * expression.cc (class Segment_start_expression): New class definition.
7503 (Segment_start_expression::value): New method definition.
7504 (script_exp_function_segment_start): Return a new
7505 Segment_start_expression.
7506 * gold/script-c.h (script_saw_segment_start_expression): New function
7508 * script-sections.cc (Script_sections::Script_sections): Initialize
7509 SAW_SEGMENT_START_EXPRESSION_ to false.
7510 (Script_sections::set_section_addresses): Use -Ttext, -Tdata
7511 and -Tbbs options to specify section addresses if given in
7512 command line and no SEGMENT_START expression is seen in a script.
7513 * script-sections.h (Script_sections::saw_segment_start_expression,
7514 Script_sections::set_saw_segment_start_expression): New method
7516 (Script_sections::saw_segment_start_expression_): New data member
7518 * script.cc (script_saw_segment_start_expression): New function.
7519 * yyscript.y (SEGMENT_START): Call script_saw_segment_start_expression.
7520 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_6.sh,
7521 script_test_7.sh and script_test_8.sh.
7522 (check_DATA): Add script_test_6.stdout, script_test_7.stdout and
7523 script_test_8.stdout.
7524 (MOSTLYCLEANFILES): Add script_test_6, script_test_7 and script_test_8.
7525 (script_test_6, script_test_6.stdout, script_test_7,
7526 script_test_7.stdout, script_test_8, script_test_8.stdout): New rules.
7527 * Makefile.in: Regenerate.
7528 * testsuite/script_test_6.sh: New file.
7529 * testsuite/script_test_6.t: Same.
7530 * testsuite/script_test_7.sh: Same.
7531 * testsuite/script_test_7.t: Same.
7532 * testsuite/script_test_8.sh: Same.
7534 2009-10-16 Doug Kwan <dougkwan@google.com>
7536 * output.cc (Output_segment::set_section_list_address): Cast
7537 expressions to unsigned long long type to avoid format warnings.
7539 2009-10-15 Ian Lance Taylor <iant@google.com>
7541 * script.cc (Script_options::add_symbol_assignment): Always add a
7542 dot assignment to script_sections_.
7543 * script-sections.cc (Script_sections::add_dot_assignment):
7544 Initialize if necessary.
7546 * layout.cc (Layout::relaxation_loop_body): Don't crash if we see
7547 program headers with no load segment if there is a linker script.
7549 * layout.cc (Layout::set_segment_offsets): Align the file offset
7550 to the segment aligment for -N or -n with no load segment.
7551 * output.cc (Output_segment::add_output_section): Don't crash if
7552 the first section is a TLS section.
7553 (Output_segment::set_section_list_addresses): Print an error
7554 message if the address moves backward in a linker script.
7555 * script-sections.cc
7556 (Output_section_element_input::set_section_addresses): Don't
7557 increase *dot_value for a SHF_TLS/SHT_NOBITS section.
7558 (Orphan_output_section::set_section_addresses): Likewise.
7560 2009-10-15 Doug Kwan <dougkwan@google.com>
7562 * layout.cc (Layout::finish_dynamic_section): Generate tags
7563 DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
7564 DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
7565 used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
7567 2009-10-14 Ian Lance Taylor <iant@google.com>
7569 * object.h (class Relocate_info): Add reloc_shdr and data_shdr
7571 * object.cc (Sized_relobj::relocate_sections): Set reloc_shdr and
7572 data_shdr fields of relinfo.
7573 * i386.cc (class Target_i386::Relocate): Remove ldo_addrs_ field.
7574 (Target_i386::Relocate::relocate_tls): Don't call fix_up_ldo. For
7575 R_386_TLS_LDO_32, adjust based on section flags.
7576 (Target_i386::Relocate::fix_up_ldo): Remove.
7578 2009-10-13 Ian Lance Taylor <iant@google.com>
7580 Add support for -pie.
7581 * options.h (class General_options): Add -pie and
7583 (General_options::output_is_position_independent): Test -pie.
7584 (General_options::output_is_executable): Return true if not shared
7585 and not relocatable.
7586 (General_options::output_is_pie): Remove.
7587 * options.cc (General_options::finalize): Reject incompatible uses
7589 * gold.cc (queue_middle_tasks): A -pie link is not static.
7590 * symtab.h (Symbol::needs_plt_entry): Return false if -pie.
7591 * symtab.cc (Symbol::final_value_is_known): Return false if
7592 output_is_position_independent.
7593 * layout.cc (Layout::set_segment_offsets): Start at address 0 if
7594 output_is_position_independent.
7595 * output.cc (Output_file_header::do_sized_write): Use ET_DYN if
7596 output_is_position_independent.
7597 * i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
7598 output_is_position_independent.
7599 * testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
7601 (basic_pie_test.o, basic_pie_test): New targets.
7602 (two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
7603 (two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
7604 (two_file_pie_test): New target.
7605 * testsuite/Makefile.in: Rebuild.
7606 * README: Remove note saying that -pie is not supported.
7608 2009-10-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
7610 * options.h (class General_options): Add -init and -fini.
7611 * layout.cc (Layout::finish_dynamic_section): Emit
7612 given init and fini functions.
7614 2009-10-13 Sriraman Tallam <tmsriram@google.com>
7616 * gc.h (gc_process_relocs): Check if icf is enabled using new
7618 * gold.cc (queue_initial_tasks): Likewise.
7619 (queue_middle_tasks): Likewise.
7620 * object.cc (do_layout): Likewise.
7621 * symtab.cc (is_section_folded): Likewise.
7622 * main.cc (main): Likewise.
7623 * reloc.cc (Read_relocs::run): Likewise.
7624 (Sized_relobj::do_scan_relocs): Likewise.
7625 * icf.cc (is_function_ctor_or_dtor): New function.
7626 (Icf::find_identical_sections): Check if function is ctor or dtor when
7628 * options.h (General_options::icf): Change option to be an enum.
7629 (Icf_status): New enum.
7630 (icf_enabled): New method.
7631 (icf_safe_folding): New method.
7632 (set_icf_status): New method.
7633 (icf_status_): New variable.
7634 * (options.cc) (General_options::finalize): Set icf_status_.
7635 * testsuite/Makefile.am: Add commands to build icf_safe_test. Modify
7636 icf_test and icf_keep_unique_test to use the --icf enum flag.
7637 * testsuite/icf_safe_test.sh: New file.
7638 * testsuite/icf_safe_test.cc: New file.
7640 2009-10-12 Sriraman Tallam <tmsriram@google.com>
7642 * symtab.h: Check for GOLD_SYMTAB_H before header includes. Remove
7643 includes to gc.h and icf.h.
7644 * arm.cc: Include gc.h.
7645 * gold.cc: Likewise.
7646 * i386.cc: Likewise.
7647 * powerpc.cc: Likewise.
7648 * sparc.cc: Likewise.
7649 * x86_64.cc: Likewise.
7650 * gc.h: Include icf.h.
7652 2009-10-11 Ian Lance Taylor <iant@google.com>
7654 * plugin.cc: Include "gold.h" before other header files.
7656 2009-10-10 Chris Demetriou <cgd@google.com>
7658 * options.h (Input_file_argument::Input_file_type): New enum.
7659 (Input_file_argument::is_lib_): Replace with...
7660 (Input_file_argument::type_): New member.
7661 (Input_file_argument::Input_file_argument): Take Input_file_type
7662 'type' rather than boolean 'is_lib' as second argument.
7663 (Input_file_argument::is_lib): Use type_.
7664 (Input_file_argument::is_searched_file): New function.
7665 (Input_file_argument::may_need_search): Handle is_searched_file.
7666 * options.cc (General_options::parse_library): Support -l:filename.
7667 (General_options::parse_just_symbols): Update for Input_file_argument
7669 (Command_line::process): Likewise.
7670 * archive.cc (Archive::get_file_and_offset): Likewise.
7671 * plugin.cc (Plugin_manager::release_input_file): Likewise.
7672 * script.cc (read_script_file, script_add_file): Likewise.
7673 * fileread.cc (Input_file::Input_file): Likewise.
7674 (Input_file::will_search_for): Handle is_searched_file.
7675 (Input_file::open): Likewise.
7676 * readsyms.cc (Read_symbols::get_name): Likewise.
7677 * testsuite/Makefile.am (searched_file_test): New test.
7678 * testsuite/Makefile.in: Regenerate.
7679 * testsuite/searched_file_test.cc: New file.
7680 * testsuite/searched_file_test_lib.cc: New file.
7682 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7683 Ian Lance Taylor <iant@google.com>
7685 * descriptor.cc: Include <cstdio> and "binary-io.h".
7686 (Descriptors::open): Open the files in binary mode always.
7687 * script.cc (Lex::get_token): Treat \r as whitespace.
7689 2009-10-09 Ian Lance Taylor <iant@google.com>
7691 * testsuite/retain_symbols_file_test.sh: Don't test for __tcf_0.
7693 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7694 Ian Lance Taylor <iant@google.com>
7696 * configure.ac: Check for readv function also.
7697 * fileread.cc (readv): Define if not HAVE_READV.
7698 * fileread.h (File_read:: max_readv_entries): Set to 1 if readv
7700 * config.in: Regenerate.
7701 * configure: Regenerate.
7703 2009-10-09 Doug Kwan <dougkwan@google.com>
7705 * layout.cc (Layout::make_output_section): Call target hook to make
7706 ordinary output section.
7707 (Layout::finalize): Adjust parameter list of call the
7708 Target::may_relax().
7709 * layout.h (class Layout::section_list): New method.
7710 * merge.h (Output_merge_base::entsize): Change visibility to public.
7711 (Output_merge_base::is_string, Output_merge_base::do_is_string):
7713 (Output_merge_string::do_is_string): New method.
7714 * object.cc (Sized_relobj::do_setup): renamed from
7715 Sized_relobj::set_up.
7716 * object.h (Sized_relobj::adjust_shndx,
7717 Sized_relobj::initializ_input_to_output_maps,
7718 Sized_relobj::free_input_to_output_maps): Change visibilities to
7720 (Sized_relobj::setup): Virtualize.
7721 (Sized_relobj::do_setup): New method declaration.
7722 (Sized_relobj::invalidate_section_offset,
7723 Sized_relobj::do_invalidate_section_offset): New method decfinitions.
7724 (Sized_relobj::elf_file, Sized_relobj::local_values): New methods.
7725 * options.cc (parse_int): New function.
7726 * options.h (parse_int): New declaration.
7727 (DEFINE_int): New macro.
7728 (stub_group_size): New option.
7729 * output.cc (Output_section::Output_section): Initialize memebers
7730 merge_section_map_, merge_section_by_properties_map_,
7731 relaxed_input_section_map_, is_relaxed_input_section_map_valid_.
7732 (Output_section::add_input_section): Handled deferred code-fill
7733 generation and remove an old comment.
7734 (Output_section::add_relaxed_input_section): New method definition.
7735 (Output_section::add_merge_input_section): Use merge section by
7736 properties map to speed to search. Update merge section maps
7738 (Output_section::build_relaxation_map): New method definition.
7739 (Output_section::convert_input_sections_in_list_to_relaxed_sections):
7741 (Output_section::relax_input_section): Renamed to
7742 Output_section::convert_input_sections_to_relaxed_sections and change
7743 interface to take a vector of pointers to relaxed sections.
7744 (Output_section::find_merge_section,
7745 Output_section::find_relaxed_input_section): New method definitions.
7746 (Output_section::is_input_address_mapped,
7747 Output_section::output_offset, Output_section::output_address):
7748 Use output section data maps to speed up searching.
7749 (Output_section::find_starting_output_address): Add comments.
7750 (Output_section::do_write,
7751 Output_section::write_to_postprocessing_buffer): Do code-fill
7752 generation as appropriate.
7753 (Output_section::get_input_sections): Invalidate relaxed input section
7755 (Output_section::restore_states): Adjust type of checkpoint .
7756 Invalidate relaxed input section map.
7757 * output.h (Output_merge_base): New class declaration.
7758 (Input_section_specifier): New class defintion.
7759 (class Output_relaxed_input_section) Change base class to
7760 Output_section_data_build.
7761 (Output_relaxed_input_section::Output_relaxed_input_section): Adjust
7762 base class initializer.
7763 (Output_section::add_relaxed_input_section): New method declaration.
7764 (Output_section::Input_section): Change visibility to protected.
7765 (Output_section::Input_section::relobj,
7766 Output_section::Input_section::shndx): Handle relaxed input sections.
7767 Output_section::input_sections) Change visibility to protected. Also
7768 define overload to return a non-const pointer.
7769 (Output_section::Merge_section_properties): New class defintion.
7770 (Output_section::Merge_section_by_properties_map,
7771 Output_section::Output_section_data_by_input_section_map,
7772 Output_section::Relaxation_map): New types.
7773 (Output_section::relax_input_section): Rename method to
7774 Output_section::convert_input_sections_to_relaxed_sections and change
7775 interface to take a vector of relaxed section pointers.
7776 (Output_section::find_merge_section,
7777 Output_section::find_relaxed_input_section,
7778 Output_section::build_relaxation_map,
7779 Output_section::convert_input_sections_in_list_to_relaxed_sections):
7780 New method declarations.
7781 (Output_section::merge_section_map_
7782 Output_section::merge_section_by_properties_map_,
7783 Output_section::relaxed_input_section_map_,
7784 Output_section::is_relaxed_input_section_map_valid_,
7785 Output_section::generate_code_fills_at_write_): New data members.
7786 * script-sections.cc
7787 (Output_section_element_input::set_section_addresses): Call
7788 current_data_size and addralign methods of relaxed input sections.
7789 (Orphan_output_section::set_section_addresses): Call current_data_size
7790 and addralign methods of relaxed input sections.
7791 * symtab.cc (Symbol_table::compute_final_value): Extract template
7792 from the body of Symbol_table::sized_finalize_symbol.
7793 (Symbol_table::sized_finalized_symbol): Call
7794 Symbol_table::compute_final_value.
7795 * symtab.h (Symbol_table::Compute_final_value_status): New enum type.
7796 (Symbol_table::compute_final_value): New templated method declaration.
7797 * target.cc (Target::do_make_output_section): New method defintion.
7798 * target.h (Target::make_output_section): New method declaration.
7799 (Target::relax): Add more parameters for input objects, symbol table
7800 and layout. Adjust call to do_relax.
7801 (Target::do_make_output_section): New method declaration.
7802 (Target::do_relax): Add parameters for input objects, symbol table
7805 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7807 * pread.c: Include stdio.h.
7809 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7811 * plugin.cc: Don't include dlfcn.h when ENABLE_PLUGINS is not
7814 2009-10-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7816 * dwarf_reader.cc (Sized_dwarf_line_info::Sized_dwarf_line_info):
7817 Change read_shndx type to unsigned int.
7818 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7820 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7821 * dwarf_reader.h (Sized_dwarf_line_info::Sized_dwarf_line_info):
7822 Change read_shndx type to unsigned int.
7823 (Sized_dwarf_line_info::read_lines): Change shndx type to unsigned
7825 (Sized_dwarf_line_info::read_line_mappings): Likewise.
7826 * layout.cc (Layout::create_symtab_sections): Cast the result of
7827 local_symcount * symsize to off_t in the gold_assert.
7829 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7831 * arm.cc (Target_arm::relocate::reloc_is_non_pic): Return true for
7832 R_ARM_THM_ABS5, R_ARM_ABS8, R_ARM_ABS12, R_ARM_ABS16,
7834 (Arm_relocate_functions::abs8): Remove has_thumb_bit parameter.
7835 (Arm_relocate_functions::thm_abs5): New function.
7836 (Arm_relocate_functions::abs12): New function.
7837 (Arm_relocate_functions::abs16): New function.
7838 (Arm_relocate_functions::base_abs): New function.
7839 (Scan::check_non_pic): Handle R_ARM_ABS32_NOI.
7840 (Scan::local): Remove special handling of R_ARM_ABS8. Handle
7841 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, R_ARM_ABS12, R_ARM_ABS16, and
7843 (Scan::global): Likewise.
7844 (Relocate::relocate): Handle R_ARM_ABS12, R_ARM_ABS16,
7845 R_ARM_ABS32_NOI, R_ARM_THM_ABS5, and R_ARM_BASE_ABS.
7846 (Relocatable_size_for_reloc::get_size_for_reloc): Handle
7847 R_ARM_ABS16, R_ARM_THM_ABS5, R_ARM_ABS32_NOI, R_ARM_ABS12, and
7850 2009-10-09 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7852 * arm.cc (Arm_relocate_functions::movw_prel_nc): New function.
7853 (Arm_relocate_functions::movt_prel): New function.
7854 (Arm_relocate_functions::thm_movw_prel_nc): New function.
7855 (Arm_relocate_functions::thm_movt_prel): New function.
7856 (Scan::local): Handle R_ARM_MOVW_PREL_NC, R_ARM_MOVT_PREL,
7857 R_ARM_THM_MOVW_PREL_NC, and R_ARM_THM_MOVT_PREL.
7858 (Scan::global, Relocate::relocate): Likewise.
7859 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7861 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7863 * gold.cc: (queue_initial_tasks): Pass incremental_inputs to
7864 Incremental_checker.
7865 * incremental.cc: (INCREMENTAL_LINK_VERSION): Change type to
7867 (class Incremental_inputs_header): New class.
7868 (Incremental_inputs_header_writer): Edit comment.
7869 (Incremental_inputs_entry): New class.
7870 (Incremental_inputs_entry_writer): Edit comment.
7871 (Sized_incremental_binary::do_find_incremental_inputs_section):
7872 Add *strtab_shndx parameter, fill it.
7873 (Sized_incremental_binary::do_check_inputs): New method.
7874 (Incremental_checker::can_incrementally_link_output_file): Use
7875 Sized_incremental_binary::check_inputs.
7876 (Incremental_inputs::report_command_line): Save command line in
7879 (Incremental_binary::find_incremental_inputs_section): New
7881 (Incremental_binary::do_find_incremental_inputs_section): Add
7882 strtab_shndx parameter.
7883 (Incremental_binary::do_check_inputs): New pure virtual method.
7884 (Sized_incremental_binary::do_check_inputs): Declare.
7885 (Incremental_checker::Incremental_checker): Add incremental_inputs
7886 parameter, use it to initialize incremental_inputs_.
7887 (Incremental_checker::incremental_inputs_): New field.
7888 (Incremental_checker::command_line): New method.
7889 (Incremental_checker::inputs): New method.
7890 (Incremental_checker::command_line_): New field.
7892 2009-10-09 Mikolaj Zalewski <mikolajz@google.com>
7894 * incremental.cc: Include <cstdarg> and "target-select.h".
7895 (vexplain_no_incremental): New function.
7896 (explain_no_incremental): New function.
7897 (Incremental_binary::error): New method.
7898 (Sized_incremental_binary::do_find_incremental_inputs_section): New
7900 (make_sized_incremental_binary): New function.
7901 (open_incremental_binary): New function.
7902 (can_incrementally_link_file): Add checks if output is ELF and has
7904 * incremental.h: Include "elfcpp_file.h" and "output.h".
7905 (Incremental_binary): New class.
7906 (Sized_incremental_binary): New class.
7907 (open_incremental_binary): Declare.
7908 * object.cc (is_elf_object): Use
7909 elfcpp::Elf_recognizer::is_elf_file.
7910 (make_elf_object): Use elfcpp::Elf_recognizer::is_valid_header.
7911 * output.h (Output_file::filesize): New method.
7913 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7915 * arm.cc (Arm_relocate_functions::extract_arm_movw_movt_addend):
7917 (Arm_relocate_functions::insert_val_arm_movw_movt): New function.
7918 (Arm_relocate_functions::extract_thumb_movw_movt_addend): New
7920 (Arm_relocate_functions::insert_val_thumb_movw_movt): New
7922 (Arm_relocate_functions::movw_abs_nc): New function.
7923 (Arm_relocate_functions::movt_abs): New function.
7924 (Arm_relocate_functions::thm_movw_abs_nc): New function.
7925 (Arm_relocate_functions::thm_movt_abs): New function.
7926 (Scan::local): Handle R_ARM_MOVW_ABS_NC, R_ARM_MOVT_ABS,
7927 R_ARM_THM_MOVW_ABS_NC, R_ARM_THM_MOVT_ABS.
7928 (Scan::global): Likewise.
7929 (Relocate::relocate): Likewise.
7930 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7932 2009-10-07 Viktor Kutuzov <vkutuzov@accesssoftek.com>
7934 * arm.cc (Arm_relocate_functions::got_prel) New function.
7935 (Scan::local, Scan::global): Handle R_ARM_GOT_PREL.
7936 (Relocate::relocate): Likewise.
7937 (Relocatable_size_for_reloc::get_size_for_reloc): Likewise.
7939 2009-10-06 Ian Lance Taylor <iant@google.com>
7941 * options.h (class General_options): Define
7942 split_stack_adjust_size parameter.
7943 * object.h (class Object): Add uses_split_stack_ and
7944 has_no_split_stack_ fields. Add uses_split_stack and
7945 has_no_split_stack accessor functions. Declare
7946 handle_split_stack_section.
7947 (class Reloc_symbol_changes): Define.
7948 (class Sized_relobj): Define Function_offsets. Declare
7949 split_stack_adjust, split_stack_adjust_reltype, and
7951 * object.cc (Object::handle_split_stack_section): New function.
7952 (Sized_relobj::do_layout): Call handle_split_stack_section.
7953 * dynobj.cc (Sized_dynobj::do_layout): Call
7954 handle_split_stack_section.
7955 * reloc.cc (Sized_relobj::relocate_sections): Call
7956 split_stack_adjust for executable sections in split_stack
7957 objects. Pass reloc_map to relocate_section.
7958 (Sized_relobj::split_stack_adjust): New function.
7959 (Sized_relobj::split_stack_adjust_reltype): New function.
7960 (Sized_relobj::find_functions): New function.
7961 * target-reloc.h: Include "object.h".
7962 (relocate_section): Add reloc_symbol_changes parameter. Change
7964 * target.h (class Target): Add calls_non_split method. Declare
7965 do_calls_non_split virtual method. Declare match_view and
7967 * target.cc: Include "elfcpp.h".
7968 (Target::do_calls_non_split): New function.
7969 (Target::match_view): New function.
7970 (Target::set_view_to_nop): New function.
7971 * gold.cc (queue_middle_tasks): Give an error if mixing
7972 split-stack and non-split-stack objects with -r.
7973 * i386.cc (Target_i386::relocate_section): Add
7974 reloc_symbol_changes parameter.
7975 (Target_i386::do_calls_non_split): New function.
7976 * x86_64.cc (Target_x86_64::relocate_section): Add
7977 reloc_symbol_changes parameter.
7978 (Target_x86_64::do_calls_non_split): New function.
7979 * arm.cc (Target_arm::relocate_section): Add reloc_symbol_changes
7981 * powerpc.cc (Target_powerpc::relocate_section): Add
7982 reloc_symbol_changes parameter.
7983 * sparc.cc (Target_sparc::relocate_section): Add
7984 reloc_symbol_changes parameter.
7985 * configure.ac: Call AM_CONDITIONAL for the default target.
7986 * configure: Rebuild.
7987 * testsuite/Makefile.am (TEST_AS): New variable.
7988 (check_SCRIPTS): Add split_i386.sh and split_x86_64.sh.
7989 (check_DATA): Add split_i386 and split_x86_64 files.
7990 (SPLIT_DEFSYMS): Define.
7991 (split_i386_[1234n].o): New targets.
7992 (split_i386_[124]): New targets.
7993 (split_i386_[1234r].stdout): New targets.
7994 (split_x86_64_[1234n].o): New targets.
7995 (split_x86_64_[124]): New targets.
7996 (split_x86_64_[1234r].stdout): New targets.
7997 (MOSTLYCLEANFILES): Add new executables.
7998 * testsuite/split_i386.sh: New file.
7999 * testsuite/split_x86_64.sh: New file.
8000 * testsuite/split_i386_1.s: New file.
8001 * testsuite/split_i386_2.s: New file.
8002 * testsuite/split_i386_3.s: New file.
8003 * testsuite/split_i386_4.s: New file.
8004 * testsuite/split_i386_n.s: New file.
8005 * testsuite/split_x86_64_1.s: New file.
8006 * testsuite/split_x86_64_2.s: New file.
8007 * testsuite/split_x86_64_3.s: New file.
8008 * testsuite/split_x86_64_4.s: New file.
8009 * testsuite/split_x86_64_n.s: New file.
8010 * testsuite/testfile.cc (Target_test): Update relocation_section
8012 * testsuite/Makefile.in: Rebuild.
8014 2009-10-06 Ian Lance Taylor <iant@google.com>
8016 * i386.cc (class Target_i386::Relocate): Add ldo_addrs_ field.
8017 (Target_i386::Relocate::relocate_tls): Call fix_up_ldo before
8018 changing local_dynamic_type_ from LOCAL_DYNAMIC_NONE. When
8019 handling R_386_TLS_LDO_32, if local_dynamic_type_ is NONE, push
8020 the address on ldo_addrs_.
8021 (Target_i386::Relocate::fix_up_ldo): New function.
8023 2009-10-06 Rafael Espindola <espindola@google.com>
8025 * plugin.cc (add_input_library): New.
8026 (Plugin::load): Add add_input_library to tv.
8027 (Plugin_manager::add_input_file): Add the is_lib argument.
8028 (add_input_file): Update call to Plugin_manager::add_input_file.
8029 (add_input_library): New.
8030 * plugin.h (Plugin_manager::add_input_file): Add the is_lib argument.
8032 2009-09-30 Doug Kwan <dougkwan@google.com>
8034 * arm.cc (Target_arm::may_need_copy_reloc): Check for THUMB function
8035 symbol and call Symbol::may_need_copy_reloc to determine if
8036 a copy reloc is needed.
8037 * copy-relocs.cc (Copy_relocs::need_copy_reloc): Return false if -z
8038 nocopyreloc is given in command line.
8039 (Copy_relocs::emit_copy_reloc): Assert that -z nocopyreloc is not
8040 given in command line.
8041 * i386.cc (Target_i386::may_need_copy_reloc): Remove.
8042 (Target_i386::Scan::global): Use Symbol::may_need_copy_reloc instead
8043 of the removed Target_i386::may_need_copy_reloc.
8044 * options.h (copyreloc): New option with default value false.
8045 * powerpc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8046 (Target_powerpc::Scan::global): Use Symbol::may_need_copy_reloc
8047 instead of the removed Target_powerpc::may_need_copy_reloc.
8048 * sparc.cc (Target_powerpc::may_need_copy_reloc): Remove.
8049 (Target_sparc::Scan::global): Use Symbol::may_need_copy_reloc
8050 instead of the removed Target_sparc::may_need_copy_reloc.
8051 * symtab.h (Symbol::may_need_copy_reloc): New method definition.
8052 * x86_64.cc (Target_powerpc::may_need_copy_reloc): Remove.
8053 (Target_x86_64::Scan::global): Use Symbol::may_need_copy_reloc
8054 instead of the removed Target_x86_64::may_need_copy_reloc.
8056 2009-09-30 Ian Lance Taylor <iant@google.com>
8058 * object.h (class Object): Remove target_ field, and target,
8059 sized_target, and set_target methods.
8060 (Object::sized_target): Remove.
8061 (class Sized_relobj): Update declarations. Remove sized_target.
8062 * object.cc (Sized_relobj::setup): Remove target parameter.
8064 (Input_objects::add_object): Don't do anything with the target.
8065 (make_elf_sized_object): Add punconfigured parameter. Change all
8066 callers. Set or test parameter target.
8067 * dynobj.cc (Sized_dynobj::target): Remove target parameter.
8069 * parameters.cc (Parameters::set_target): Change parameter type to
8071 (Parameters::default_target): Remove.
8072 (set_parameters_target): Change parameter type to be non-const.
8073 (parameters_force_valid_target): New function.
8074 (parameters_clear_target): New function.
8075 * parameters.h (class Parameters): Update declarations. Remove
8076 default_target method. Add sized_target and clear_target
8077 methods. Change target_ to be non-const.
8078 (set_parameters_target): Update declaration.
8079 (parameters_force_valid_target): Declare.
8080 (parameters_clear_target): Declare.
8081 * readsyms.cc (Read_symbols::do_read_symbols): Pass punconfigured
8082 as NULL if we aren't searching.
8083 (Add_symbols::run): Don't check for compatible target.
8084 * fileread.cc (Input_file::open_binary): Call
8085 parameters_force_valid_target.
8086 * gold.cc (queue_middle_tasks): Likewise.
8087 * plugin.cc (make_sized_plugin_object): Likewise. Don't call
8088 set_target on object.
8089 * dynobj.h (class Sized_dynobj): Update declarations.
8090 * archive.cc (Archive::get_elf_object_for_member): Return NULL if
8091 make_elf_object returns NULL.
8092 (Archive::include_member): Don't check whether object target is
8094 * output.cc (Output_section::add_input_section): Get target from
8096 (Output_section::relax_input_section): Likewise.
8097 * reloc.cc (Sized_relobj::do_gc_process_relocs): Get target from
8099 (Sized_relobj::do_scan_relocs): Likewise.
8100 (Sized_relobj::relocate_sections): Likewise.
8101 * resolve.cc (Symbol_table::resolve): Likewise.
8102 * symtab.cc (Symbol_table::wrap_symbol): Likewise. Remove object
8103 parameter. Change all callers.
8104 (Symbol_table::add_from_object): Get target from parameters.
8105 (Symbol_table::add_from_relobj): Don't check object target.
8106 (Symbol_table::add_from_dynobj): Likewise.
8107 (Symbol_table::define_special_symbol): Get target from
8109 * symtab.h (class Symbol_table): Update declaration.
8110 * testsuite/binary_unittest.cc (gold_testsuite): Remove target
8111 parameter. Change all callers. Clear parameter target.
8112 (Binary_test): Test target here.
8113 * testsuite/object_unittest.cc (gold_testsuite): Remove
8114 target_test_pointer parameter. Change all callers.
8115 (Object_test): Test target here.
8117 2009-09-26 Ian Lance Taylor <iant@google.com>
8119 * testsuite/initpri1.c: Don't try to use constructor priorities if
8120 compiling with gcc before 4.3.
8122 2009-09-22 Mikolaj Zalewski <mikolajz@google.com>
8124 * testsuite/retain_symbols_file_test.sh (check_present): Change
8125 output file name to retain_symbols_file_test.stdout.
8126 (check_absent): Likewise.
8128 2009-09-18 Craig Silverstein <csilvers@google.com>
8130 * object.cc (Sized_relobj::do_count): Test should_retain_symbol map.
8131 * options.cc: Include <cerrno> and <fstream>.
8132 (General_options::finalize): Parse -retain-symbols-file tag.
8133 * options.h: New flag.
8134 (General_options): New method should_retain_symbol, new
8135 variable symbols_to_retain.
8136 * symtab.cc (Symbol_table::sized_finalize_symbol): Test
8137 should_retain_symbol map.
8138 * testsuite/Makefile.am (retain_symbols_file_test): New test.
8139 * testsuite/Makefile.in: Regenerate.
8140 * testsuite/retain_symbols_file_test.sh: New file.
8142 2009-09-18 Nick Clifton <nickc@redhat.com>
8144 * po/es.po: Updated Spanish translation.
8146 2009-09-17 Doug Kwan <dougkwan@google.com>
8148 * debug.h (DEBUG_RELAXATION): New constant.
8149 (DEBUG_ALL): Add DEBUG_RELAXATION.
8150 (debug_string_to_enum): Add relaxation debug option.
8152 (Layout::Relaxation_debug_check::check_output_data_for_reset_values,
8153 Layout::Relaxation_debug_check::read_sections,
8154 Layout::Relaxation_debug_check::read_sections): New method definitions.
8155 (Layout::Layout): Initialize data members
8156 record_output_section_data_from_scrips_,
8157 script_output_section_data_list_ and relaxation_debug_check_.
8158 (Layout::save_segments, Layout::restore_segments,
8159 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8160 Layout::relaxation_loop_body): New method definitions.
8161 (Layout::finalize): Support relaxation. Move section layout code to
8162 Layout::relaxation_loop_body.
8163 (Layout::set_asection_address_from_script): Move code for orphan
8164 section placement out.
8165 (Layout::place_orphan_sections_in_script): New method definition.
8166 * layout.h (Output_segment_headers, Output_file_header):
8167 New forward class declarations.
8168 (Layout::~Layout): Define.
8169 (Layout::new_output_section_data_from_script): New method definition.
8170 (Layout::place_orphan_sections_in_script): New method declaration.
8171 (Layout::Segment_states): New type declaration.
8172 (Layout::save_segments, Layout::restore_segments,
8173 Layout::clean_up_after_relaxation, Layout::prepare_for_relaxation,
8174 Layout::relaxation_loop_body): New method declarations.
8175 (Layout::Output_section_data_list): New type declaration.
8176 (Layout::Relaxation_debug_check): New class definition.
8177 (Layout::record_output_section_data_from_script_,
8178 Layout::script_output_section_data_list_, Layout::segment_states_,
8179 Layout::relaxation_debug_check_): New data members.
8180 * output.cc: (Output_section_headers::do_size): New method definition.
8181 (Output_section_headers::Output_section_headers): Move size
8182 computation to Output_section_headers::do_size.
8183 (Output_segment_headers::do_size): New method definition.
8184 (Output_file_header::Output_file_header): Move size computation to
8185 Output_file_header::do_size and call it.
8186 (Output_file_header::do_size): New method definition.
8187 (Output_data_group::Output_data_group): Adjust call to
8188 Output_section_data.
8189 (Output_data_dynamic::set_final_data_size): Add DT_NULL tag only once.
8190 (Output_symtab_xindex::do_write): Add array bound check.
8191 (Output_section::Input_section::print_to_mapfile): Handle
8192 RELAXED_INPUT_SECTION_CODE.
8193 (Output_section::Output_section): Initialize data member checkpoint_.
8194 (Output_section::~Output_section): Delete checkpoint object pointed
8196 (Output_section::add_input_section): Always add an Input_section if
8198 (Output_section::add_merge_input_section): Add assert.
8199 (Output_section::relax_input_section): New method definition.
8200 (Output_section::set_final_data_size): Set load address to zero for
8201 an unallocated section.
8202 (Output_section::do_address_and_file_offset_have_reset_values):
8203 New method definition.
8204 (Output_section::Input_section_sort_enty::Input_section_sort_enty):
8205 Handle relaxed input section.
8206 (Output_section::sort_attached_input_sections): Checkpoint input
8207 section list lazily.
8208 (Output_section::get_input_sections): Change type of input_sections to
8209 list of Simple_input_section pointers. Checkpoint input section list
8210 lazily. Also handle relaxed input sections.
8211 (Output_section::add_input_section_for_script): Take a reference to
8212 a Simple_input_section object instead of Relobj pointer and section
8213 index as parameter. Handle relaxed input sections.
8214 (Output_section::save_states, Output_section::restore_states): New
8216 * output.h (Output_data::Output_data): Initialize is_data_size_fixed_.
8217 (Output_data::is_data_size_fixed): New method definition.
8218 (Output_data::reset_addresss_and_file_offset): Do not reset data size
8220 (Output_data::address_and_file_offset_have_reset_values): New method
8222 (Output_data::do_address_and_file_offset_have_reset_values): New method
8224 (Output_data::set_data_size): Check that data size is not fixed.
8225 (Output_data::fix_data_size): New method definition.
8226 (Output_data::is_data_size_fixed_): New data member.
8227 (Output_section_headers::set_final_data_size): New method definition.
8228 (Output_section_headers::do_size): New method declaration.
8229 (Output_segment_headers::set_final_data_size): New method definition.
8230 (Output_segment_headers::do_size): New method declaration.
8231 (Output_file_header::set_final_data_size)::New method definition.
8232 (Output_file_header::do_size)::New method declaration.
8233 (Output_section_data::Output_section_data): Add new parameter
8234 is_data_size_fixed and use it to fix data size.
8235 (Output_data_const::Output_data_const): Adjust call to base class
8236 constructor and fix data size.
8237 (Output_data_const_buffer::Output_data_const_buffer): Adjust call to
8238 base class constructor and fix data size.
8239 (Output_data_fixed_space::Output_data_fixed_space): Adjust call to
8240 base class constructor and fix data size.
8241 (Output_data_zero_fill::Output_data_zero_fill): Adjust call to base
8242 class constructor and fix data size.
8243 (Output_data_group::set_final_data_size): New method definition.
8244 (Output_data_dynamic::Dynamic_entry::tag): New method definition.
8245 (Output_symtab_xindex::Output_symtab_xindex): Adjust call to base
8246 class constructor and fix data size.
8247 (Output_relaxed_input_section): New class definition.
8248 (Output_section::Simple_input_section): New class definition.
8249 (Output_section::get_input_sections): Adjust parameter list.
8250 (Output_section::add_input_section_for_script): Same.
8251 (Output_section::save_states, Output_section::restore_states,
8252 Output_section::do_address_and_file_offset_have_reset_values,
8253 (Output_section::Input_section::Input_section): Handle
8254 RELAXED_INPUT_SECTION_CODE. Add new overload for
8255 Output_relaxed_input_section.
8256 (Output_section::Input_section::is_input_section,
8257 Output_section::Input_section::set_output_section): Handle relaxed
8259 (Output_section::Input_section::is_relaxed_input_section,
8260 Output_section::Input_section::output_section_data,
8261 Output_section::Input_section::relaxed_input_section): New method
8263 (Output_section::Input_section::RELAXED_INPUT_SECTION_CODE): New enum
8265 (Output_section::Input_section::u1_): Update comments.
8266 (Output_section::Input_section::u2_): Add new union member poris.
8267 (Output_section::Checkpoint_output_section): New classs definition.
8268 (Output_section::relax_input_section): New method declaration.
8269 (Output_section::checkpoint_): New data member.
8270 (Output_segment): Update comments.
8271 (Output_segment::Output_segment): Un-privatize copy constructor.
8272 (Output_segment::operator=): Un-privatize.
8273 * script-sections.cc (Output_section_element::Input_section_list):
8274 Change element type to Output_section::Simple_input_section.
8275 (Output_section_element_dot_assignment::set_section_addresses):
8276 Register output section data for relaxation clean up.
8277 (Output_data_exression::Output_data_expression): Adjust call to base
8278 constructor to fix data size.
8279 (Output_section_element_data::set_section_addresses): Register
8280 Output_data_expression object for relaxation clean up.
8281 (struct Input_section_info): Replace Relobj pointer and section index
8282 pair with Output_section::Simple_input_section and Convert struct to a
8284 (Input_section_sorter::operator()): Adjust access to
8285 Input_section_info data member to use accessors.
8286 (Output_section_element_input::set_section_addresses): Use layout
8287 parameter. Adjust code to use Output_section::Simple_input_section
8288 and Input_secction_info classes. Register filler for relaxation
8290 (Orphan_output_section::set_section_addresses): Replace Relobj pointer
8291 and section index pair with Output_section::Simple_input_section
8292 class. Adjust code accordingly.
8293 (Phdrs_element::release_segment): New method definition.
8294 (Script_sections::attach_sections_using_phdrs_clause): Do not modify
8296 (Script_sections::release_segments): New method definition.
8297 * gold/script-sections.h (Script_sections::release_segments): New
8299 * gold/target.h (Target::may_relax, Target::relax,
8300 Target::do_may_relax, Target::do_relax): New method definitions.
8302 2009-09-17 Viktor Kutuzov <vkutuzov@accesssoftek.com>
8304 * arm.cc (has_signed_unsigned_overflow): New function.
8305 (Arm_relocate_functions::abs8): New function.
8306 (Target_arm::Scan::local): Handle R_ARM_ABS8.
8307 (Target_arm::Scan::global): Likewise.
8308 (Target_arm::relocate::relocate): Likewise.
8309 (Target_arm::Relocatable_size_for_reloc::get_size_for_reloc):
8312 2009-09-16 Cary Coutant <ccoutant@google.com>
8314 * testsuite/Makefile.am (MOSTLYCLEANFILES): Add more generated files.
8315 * testsuite/Makefile.in: Regenerate.
8317 2009-09-11 Nick Clifton <nickc@redhat.com>
8319 * po/gold.pot: Updated by the Translation project.
8321 2009-09-08 Cary Coutant <ccoutant@google.com>
8323 * output.cc (Output_file::open): Add execute permission to empty file.
8324 * testsuite/Makefile.am (permission_test): New test.
8325 * testsuite/Makefile.in: Regenerate.
8327 2009-09-02 Ian Lance Taylor <iant@google.com>
8329 * output.cc (Output_file::resize): Call map_no_anonymous rather
8332 2009-09-01 Mikolaj Zalewski <mikolajz@google.com>
8334 * gold.cc: Include "incremental.h".
8335 (queue_initial_tasks): Call Incremental_checker methods.
8336 * incremental.cc: Include "output.h".
8337 (Incremental_checker::can_incrementally_link_output_file): New
8339 * incremental.h (Incremental_checker): New class.
8341 * output.cc (Output_file::open_for_modification): New method.
8342 (Output_file::map_anonymous): Changed return type to bool. Record
8344 (Output_file::map_no_anonymous): New method, broken out of map.
8345 (Output_file::map): Use map_no_anonymous and map_anonymous.
8346 * output.h (class Output_file): Update declarations.
8348 2009-08-24 Cary Coutant <ccoutant@google.com>
8350 * options.h (Command_line::Pre_options): New class.
8351 (Command_line::pre_options): New member.
8352 * options.cc (gold::options::ready_to_register): New variable.
8353 (One_option::register_option): Do nothing if not registering options.
8354 Assert if same short option registered twice.
8355 (General_options::General_options): Turn off option registration when
8357 (Command_line::Pre_options::Pre_options): New constructor.
8359 2009-08-24 Cary Coutant <ccoutant@google.com>
8361 * options.h (General_options::no_keep_memory): Remove incorrect
8364 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8366 * Makefile.am (am__skiplex, am__skipyacc): New.
8367 * Makefile.in: Regenerate.
8369 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8371 * Makefile.am (AM_CPPFLAGS): Renamed from ...
8372 (INCLUDES): ... this.
8373 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add -Wno-portability.
8374 (AM_CPPFLAGS): Renamed from ...
8375 (INCLUDE): ... this.
8376 * Makefile.in, testsuite/Makefile.in: Regenerate.
8378 * Makefile.in: Regenerate.
8379 * aclocal.m4: Likewise.
8380 * config.in: Likewise.
8381 * configure: Likewise.
8382 * testsuite/Makefile.in: Likewise.
8384 * Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8385 * testsuite/Makefile.am (AUTOMAKE_OPTIONS): Add foreign.
8386 * Makefile.in: Regenerate.
8387 * testsuite/Makefile.in: Regenerate.
8389 2009-08-19 Cary Coutant <ccoutant@google.com>
8391 * resolve.cc (Symbol_table::resolve): Don't complain about defined
8392 symbols in shared libraries overridden by hidden or internal symbols
8393 in the main program.
8395 2009-08-19 Chris Demetriou <cgd@google.com>
8397 * testsuite/debug_msg.sh: Match .* rather than ${srcdir} when
8398 checking source file names in error messages.
8400 2009-08-18 Doug Kwan <dougkwan@google.com>
8402 * dynobj.cc (Sized_dynobj::setup): Take a Target object instead of
8403 an elcpp::Ehdr as parameter. Adjust call to set_target.
8404 * dynobj.h (Sized_dynobj::setup): Take a Target object instead of
8405 an elfcpp::Ehdr as parameter.
8406 * object.cc (Object::set_target): Remove the version that looks up
8407 a target and sets it.
8408 (Sized_relobj::setup): Take a Target object instead of
8409 an elfcpp::Ehdr as parameter. Adjust call to set_target.
8410 (make_elf_sized_object): Find target and ask target to
8412 * object.h: (Object::set_target): Remove the version that looks up
8413 a target and sets it.
8414 (Sized_relobj::setup): Take a Target object instead of
8415 an elfcpp:Ehdr as parameter.
8416 * target.cc: Include dynobj.h.
8417 (Target::do_make_elf_object_implementation): New.
8418 (Target::do_make_elf_object): New.
8419 * target.h (Target::make_elf_object): New template declaration.
8420 (Target::do_make_elf_object): New method declarations.
8421 (Target::do_make_elf_object_implementation): New template declaration.
8423 2009-08-14 Ian Lance Taylor <iant@google.com>
8425 * gold.h (FUNCTION_NAME): Define.
8426 (gold_unreachable): Use FUNCTION_NAME.
8428 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8430 * icf.cc (Icf::find_identical_sections): Issue a warning when a
8431 symbol in the --keep-unique list is not found.
8433 2009-08-12 Sriraman Tallam <tmsriram@google.com>
8435 * icf.cc (Icf::find_identical_sections): Unfold symbols that have
8436 been maked as --keep-unique.
8437 (Icf::unfold_section): New function.
8438 * icf.h (Icf::unfold_section): New function.
8439 * options.h (General_options::keep_unique): New option.
8440 * testsuite/Makefile.am: Add commands to build icf_keep_unique_test.
8441 * testsuite/Makefile.in: Regenerate.
8442 * testsuite/icf_keep_unique_test.sh: New file.
8443 * testsuite/icf_keep_unique_test.cc: New file.
8445 2009-08-12 Cary Coutant <ccoutant@google.com>
8448 * resolve.cc (Symbol_table::resolve): Check for references from
8449 dynamic objects to hidden and internal symbols.
8450 * testsuite/Makefile.am (hidden_test.sh): New test.
8451 * testsuite/Makefile.in: Regenerate.
8452 * testsuite/hidden_test.sh: New script.
8453 * testsuite/hidden_test_1.c: New test source.
8454 * testsuite/hidden_test_main.c: New test source.
8456 2009-08-11 Doug Kwan <dougkwan@google.com>
8458 * arm.cc: Update comments.
8459 (Target_arm::do_finalize_sections): Add a special PT_ARM_EXIDX
8460 segment to locate the .ARM.exidx section if present.
8462 2009-08-09 Doug Kwan <dougkwan@google.com>
8464 * dynobj.h (Sized_dynobj::do_section_entsize): Revert the previous
8467 2009-08-07 Sriraman Tallam <tmsriram@google.com>
8468 * dynobj.h (Sized_dynobj::do_section_entsize): Add return to avoid
8471 2009-08-06 Sriraman Tallam <tmsriram@google.com>
8473 * x86_64.cc (Target_x86_64::Relocate::relocate_tls): Check for a
8474 valid tls_segment only for non-debug-section relocations.
8475 * testsuite/Makefile.am: Add gc_tls_test.
8476 * testsuite/Makefile.in: Regenerate.
8477 * testsuite/gc_tls_test.cc: New file.
8478 * testsuite/gc_tls_test.sh: New file.
8480 2009-08-05 Sriraman Tallam <tmsriram@google.com>
8484 * Makefile.am (CCFILES): Add icf.cc.
8486 * Makefile.in: Regenerate.
8487 * dynobj.h (Sized_dynobj::do_section_entsize): New function.
8488 * gc.h (gc_process_relocs): Populate lists used by icf to contain
8489 section, symbol and addend information for the relocs.
8490 * gold.cc (queue_middle_tasks): Call identical code folding.
8491 * gold.h: Add defines for multimap.
8492 * layout.cc (Layout::create_symtab_sections): Add symtab as parameter
8493 to the call of finalize_local_symbols.
8494 * main.cc (main): Create object of class Icf.
8495 * object.cc (Sized_relobj::do_layout): Allow this function to be
8496 called twice during icf.
8497 (Sized_relobj::do_finalize_local_symbols): Fold symbols corresponding
8498 to sections marked as identical by icf.
8499 (Sized_relobj::do_section_flags): Get section_flags from Symbols_data
8501 (Sized_relobj::do_section_entsize): New function.
8502 * object.h (Object::section_entsize): New function.
8503 (Object::do_section_entsize): New pure virtual function.
8504 (Relobj::finalize_local_symbols): Add new parameter.
8505 (Relobj::do_section_entsize): New function.
8506 * options.h (General_options::icf): New option.
8507 (General_options::icf_iterations): New option.
8508 (General_options::print_icf_sections): New option.
8509 * plugin.cc (Sized_pluginobj::do_section_entsize): New function.
8510 * plugin.h (Sized_pluginobj::do_section_entsize): New function.
8511 * reloc.cc (Read_relocs::run): Delay scanning relocs when doing
8513 * symtab.cc (Symbol_table::is_section_folded): New function.
8514 (Symbol_table::sized_finalize_symbol): Fold symbols corresponding
8515 to sections marked as identical by icf.
8516 * symtab.h (Symbol_table::set_icf): New function.
8517 (Symbol_table::icf): New function.
8518 (Symbol_table::is_section_folded): New function.
8519 (Symbol_table::icf_): New data member.
8520 * target-reloc.h (relocate_section): Ignore sections folded by icf.
8521 * testsuite/Makefile.am: Add commands to build icf_test.
8522 * testsuite/Makefile.in: Regenerate.
8523 * testsuite/icf_test.sh: New file.
8524 * testsuite/icf_test.cc: New file.
8526 2009-07-24 Chris Demetriou <cgd@google.com>
8528 * layout.cc (is_compressible_debug_section): Fix incorrect
8529 comment about compressed section names.
8531 2009-07-20 Ian Lance Taylor <ian@airs.com>
8534 * x86_64.cc (Target_x86_64::do_code_fill): Correct nop sequences.
8536 2009-07-16 Ian Lance Taylor <iant@google.com>
8539 * layout.h: #include <map>.
8540 (class Kept_section): Change from struct to class. Add accessors
8541 and setters. Add section size to Comdat_group mapping. Change
8542 Comdat_group to std::map. Add is_comdat_ field. Add
8543 linkonce_size field in union.
8544 (class Layout): Update declaration of find_or_add_kept_section.
8545 Don't declare find_kept_object.
8546 * layout.cc (Layout::find_or_add_kept_section): Remove candidate
8547 parameter. Add object, shndx, is_comdat, and is_group_name
8548 parameters. Change all callers. Adjust for new Kept_section.
8549 (Layout::find_kept_object): Remove.
8550 * object.cc (Sized_relobj::include_section_group): Update use of
8551 Kept_section. Rename secnum to shndx. Only record
8552 Kept_comdat_section if sections are the same size.
8553 (Sized_relobj::include_linkonce_section): Update use of
8554 Kept_section. Only record Kept_comdat_section if sections are the
8555 same size. Set size of linkonce section.
8556 (Sized_relobj::map_to_kept_section): Update call to
8557 get_kept_comdat_section.
8558 * object.h (class Sized_relobj): Rename fields in
8559 Kept_comdat_section to drop trailing underscores; change object
8560 field to Relobj*. Change Kept_comdat_section_table to store
8561 struct rather than pointer.
8562 (Sized_relobj::set_kept_comdat_section): Remove kept parameter.
8563 Add kept_object and kept_shndx parameters. Change all callers.
8564 (Sized_relobj::get_kept_comdat_section): Change return type to
8565 bool. Add kept_object and kept_shndx parameters. Change all
8567 * plugin.cc (Pluginobj::include_comdat_group): Update call to
8568 Layout::find_or_add_kept_section.
8570 2009-07-09 Ian Lance Taylor <iant@google.com>
8572 * merge.cc (Object_merge_map::initialize_input_to_output_map):
8573 Reserve space in the hash table.
8575 2009-07-06 Mikolaj Zalewski <mikolajz@google.com>
8577 * fileread.cc (File_read::get_mtime): New method.
8578 * fileread.h (Timespec): New structure.
8579 (File_read::get_mtime): New method.
8580 * incremental.cc (Incremental_inputs_entry_data::timestamp_usec):
8581 Renamed from timestamp_nsec.
8582 (Incremental_inputs_entry_write::timestamp_sec): Fix argument to
8584 (Incremental_inputs_entry_write::timestamp_usec): Renamed from
8586 (Incremental_inputs::report_archive): Save mtime; style fix.
8587 (Incremental_inputs::report_obejct): Save mtime; style fix.
8588 (Incremental_inputs::report_script): Save mtime; style fix.
8589 (Incremental_inputs::finalize_inputs): Style fix.
8590 (Incremental_inputs::finalize): Style fix.
8591 (Incremental_inputs::create_input_section_data): Store inputs
8593 * incremental.h (Incremental_inputs::report_script): Add mtime
8595 (Incremental_inputs::Input_info::Input_info): Intialize only one
8597 (Incremental_inputs::Input_info::archive): Move to nameless
8599 (Incremental_inputs::Input_info::obejct): Move to nameless union.
8600 (Incremental_inputs::Input_info::script): Move to nameless union.
8601 (Incremental_inputs::mtime): New field.
8602 * script.cc (read_input_script): Pass file mtime to
8604 * script.h (Script_info::inputs): Style fix.
8606 2009-07-01 Ian Lance Taylor <ian@airs.com>
8608 * freebsd.h (Target_freebsd::do_adjust_elf_header): Use size
8611 2009-06-24 Ian Lance Taylor <iant@google.com>
8614 * layout.cc (Layout::choose_output_section): If we find an
8615 existing section, update the flags.
8616 (Layout::create_notes): New function, broken out of
8618 (Layout::finalize): Don't create note sections.
8619 (Layout::create_note): Don't crash if linker script discards
8621 (Layout::create_gold_note): Likewise.
8622 (Layout::create_build_id): Likewise. Don't set
8623 after_input_sections on the section.
8624 (Layout::create_executable_stack_info): Remove target parameter.
8626 * layout.h (class Layout): Declare create_notes. Update
8627 declaration of create_executable_stack_info.
8628 * gold.cc (queue_middle_tasks): Call create_notes.
8629 * output.cc (Output_section::update_flags_for_input_section): Move
8630 here from output.h. If SHF_ALLOC flag is newly set, mark address
8632 * output.h (Output_data::mark_address_invalid): New function.
8633 (class Output_section): Only declare, not define,
8634 update_flags_for_input_section. Remove set_flags.
8636 2009-06-24 Ian Lance Taylor <iant@google.com>
8638 * script-sections.cc (Output_section_definition::
8639 set_section_addresses): Rename shadowing local load_address to
8642 2009-06-24 Ian Lance Taylor <iant@google.com>
8645 * reloc.cc (relocate_sections): Skip empty relocation sections.
8647 2009-06-23 Ian Lance Taylor <iant@google.com>
8650 * layout.cc (Layout::create_note): Use choose_output_section
8651 rather than make_output_section.
8653 2009-06-23 Ian Lance Taylor <iant@google.com>
8656 * options.cc (General_options::parse_V): Set printed_version_.
8657 (General_options::General_options): Initialize printed_version_.
8658 * options.h (class General_options): Add printed_version_ field.
8659 * gold.cc (queue_initial_tasks): If there are no input files,
8660 don't give a fatal error if we printed the version information.
8661 (queue_middle_tasks): If using -r with a shared object, give a
8662 fatal error rather than an ordinary error.
8664 2009-06-23 Ian Lance Taylor <iant@google.com>
8667 * layout.cc (Layout::Layout): Initialize have_stabstr_section_.
8668 (Layout::make_output_section): Set have_stabstr_section_ if we see
8669 a .stab*str section.
8670 (Layout::finalize): Call link_stabs_sections.
8671 (Layout::link_stabs_sections): New file.
8672 * layout.h (class Layout): Add have_stabstr_section_ field.
8673 Declare link_stabs_sections.
8675 2009-06-23 Doug Kwan <dougkwan@google.com>
8677 * Makefile.am (libgold_a_LIBADD): New.
8678 (ld_new_DEPENDENCIES, ld_new_LDADD): Remove LIBOBJS
8679 * Makefile.in: Regenerate.
8680 * config.in (HAVE_DECL_MEMMEM, HAVE_DECL_STRNDUP): New.
8681 * configure: Regenerate.
8682 * configure.ac (AC_CHECK_DECLS): Add strndup and memmem.
8683 * fileread.cc: Include sys/state.h
8684 * gold.h: Declare memmem and strndup if found missing.
8685 * gold_reloc.h: Include byteswap.h if HAVE_BYTESWAP_H is defined.
8687 2009-06-23 Ian Lance Taylor <iant@google.com>
8689 * configure.ac: Call AC_CHECK_DECLS using C, not C++.
8690 * configure: Rebuild.
8692 2009-06-23 Ian Lance Taylor <iant@google.com>
8695 * object.cc (Object::section_contents): Don't try to get a view if
8696 the section has length zero.
8697 (Object::handle_gnu_warning_section): If the section is empty, use
8698 the name of the section as the warning.
8700 2009-06-23 Ian Lance Taylor <iant@google.com>
8703 * stringpool.h (class Stringpool_template): Add optimize_ field.
8704 (Stringpool_template::set_optimize): New function.
8705 * stringpool.cc (Stringpool_template::Stringpool_template):
8706 Initialize optimize_ field.
8707 (Stringpool_template::set_string_offsets): Test local optimize
8708 fild rather than parameter.
8709 * layout.cc (Layout::Layout): Call set_optimize on the section
8712 2009-06-22 Ian Lance Taylor <iant@google.com>
8715 * yyscript.y: Parse TARGET.
8716 * script.cc (script_set_target): New function.
8717 * script-c.h (script_set_target): Declare.
8718 * options.cc (General_options::string_to_object_format): Rename
8719 from string_to_object_format in anonymous namespace. Change
8721 * options.h (class General_options): Declare
8722 string_to_object_format.
8724 2009-06-22 Ian Lance Taylor <iant@google.com>
8726 * script-sections.cc (Script_sections::create_segments): Don't put
8727 program headers in a PT_LOAD segment if -n or -N.
8729 2009-06-22 Ian Lance Taylor <iant@google.com>
8732 * options.h (class General_options): Add -z lazy and -z now. Sort
8733 -z options into alphabetical order.
8734 * layout.cc (Layout::finish_dynamic_section): Handle -z now.
8736 2009-06-21 Ian Lance Taylor <iant@google.com>
8738 * layout.cc (Layout::make_output_section): Call
8739 Target::new_output_section.
8740 (Layout::attach_allocated_section_to_segment): Put large section
8741 sections in a separate load segment with the large segment flag
8743 (Layout::segment_precedes): Sort large data segments after other
8745 (align_file_offset): New static function.
8746 (Layout::set_segment_offsets): Use align_file_offset.
8747 * output.h (class Output_section): Add is_small_section_ and
8748 is_large_section_ fields.
8749 (Output_section::is_small_section): New function.
8750 (Output_section::set_is_small_section): New function.
8751 (Output_section::is_large_section): New function.
8752 (Output_section::set_is_large_section): New function.
8753 (Output_section::is_large_data_section): New function.
8754 (class Output_segment): Add is_large_data_segment_ field.
8755 (Output_segment::is_large_data_segment): New function.
8756 (Output_segment::set_is_large_data_segment): New function.
8757 * output.cc (Output_section::Output_section): Initialize new
8759 (Output_segment::Output_segment): Likewise.
8760 (Output_segment::add_output_section): Add assertion that large
8761 data sections always go in large data segments. Force small data
8762 sections to the end of the list of data sections. Force small BSS
8763 sections to the start of the list of BSS sections. For large BSS
8764 sections to the end of the list of BSS sections.
8765 * symtab.h (class Symbol): Declare is_common_shndx.
8766 (Symbol::is_defined): Check Symbol::is_common_shndx.
8767 (Symbol::is_common): Likewise.
8768 (class Symbol_table): Define enum Commons_section_type. Update
8769 declarations. Add small_commons_ and large_commons_ fields.
8770 * symtab.cc (Symbol::is_common_shndx): New function.
8771 (Symbol_table::Symbol_table): Initialize new fields.
8772 (Symbol_table::add_from_object): Put small and large common
8773 symbols in the right list.
8774 (Symbol_table::sized_finalized_symbol): Check
8775 Symbol::is_common_shndx.
8776 (Symbol_table::sized_write_globals): Likewise.
8777 * common.cc (Symbol_table::do_allocate_commons): Allocate new
8778 common symbol lists. Don't call do_allocate_commons_list if the
8780 (Symbol_table::do_allocate_commons_list): Remove is_tls
8781 parameter. Add comons_section_type parameter. Change all
8782 callers. Handle small and large common symbols.
8783 * object.cc (Sized_relobj::do_finalize_local_symbols): Check
8784 Symbol::is_common_shndx.
8785 * resolve.cc (symbol_to_bits): Likewise.
8786 * target.h (Target::small_common_shndx): New function.
8787 (Target::small_common_section_flags): New function.
8788 (Target::large_common_shndx): New function.
8789 (Target::large_common_section_flags): New function.
8790 (Target::new_output_section): New function.
8791 (Target::Target_info): Add small_common_shndx, large_common_shndx,
8792 small_common_section_flags, and large_common_section_flags
8794 (Target::do_new_output_section): New virtual function.
8795 * arm.cc (Target_arm::arm_info): Initialize new fields.
8796 * i386.cc (Target_i386::i386_info): Likewise.
8797 * powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
8799 * sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
8800 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
8801 (Target_x86_64::do_new_output_section): New function.
8802 * configure.ac: Define conditional MCMODEL_MEDIUM.
8803 * testsuite/Makefile.am (check_PROGRAMS): Add large.
8804 (large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
8805 (large_LDFLAGS): Define.
8806 * testsuite/large.c: New file.
8807 * testsuite/testfile.cc (Target_test::test_target_info):
8808 Initialize new fields.
8809 * configure, testsuite/Makefile.in: Rebuild.
8811 2009-06-05 Doug Kwan <dougkwan@google.com>
8813 * Makefile.am (CCFILES): Add target.cc.
8814 * Makefile.in: Regenerate.
8815 * i386.cc (class Target_i386): Define new virtual method to
8816 override do_is_local_label_name in parent.
8817 * object.cc (Sized_relobj::do_count_local_symbols): Discard
8818 local symbols if --discard-locals or -X is given.
8819 * options.h (class General_options): Declare new options
8820 '--discard-locals' and '-X' for discarding locals.
8821 * target.h (class Target): Define new methods is_local_label_name.
8822 Declare new virtual method do_is_local_label_name.
8823 * target.cc: New file.
8824 * testsuite/Makefile.am (check_PROGRAMS): Add discard_locals_test.
8825 (check_SCRIPTS): Add discard_locals_test.sh.
8826 (check_DATA): Add discard_local_tests.syms.
8827 (discard_locals_test_SOURCES, discard_locals_test_LDFLAGS): Define.
8828 (discard_local_tests.syms, discard_locals_test.o): New make rules.
8829 * testsuite/Makefile.in: Regenerate.
8830 * testsuite/discard_locals_test.c: New file.
8831 * testsuite/discard_locals_test.sh: Same.
8833 2009-06-05 Doug Kwan <dougkwan@google.com>
8835 * object.cc (Sized_relobj::Sized_relobj): Initialize
8836 discarded_eh_frame_shndx_ to -1U.
8837 (Sized_relobj::do_layout): Record index of a discard .eh_frame
8839 (Sized_relobj::do_count_local_symbols): Skip local symbols in
8840 a discarded .eh_frame section.
8841 (Sized_relobj::do_finalize_local_symbols): Ditto.
8842 * object.h (class Sized_relobj): Declare new member
8843 discarded_eh_frame_shndx_.
8844 * testsuite/Makefile.am (check_PROGRAMS): Add local_labels_test.
8845 (local_labels_test.o, local_labels_test): New rules.
8846 * testsuite/Makefile.in: Regenerate.
8848 2009-06-04 Doug Kwan <dougkwan@google.com>
8850 * layout.cc (Layout::section_name_mapping): Add mapping for
8851 special ARM sections.
8853 2009-06-03 Doug Kwan <dougkwan@google.com>
8855 * arm.cc (utils::sign_extend): Reverse test in gold_assert.
8856 (utils::has_overflow): Same.
8858 2009-06-03 Ian Lance Taylor <iant@google.com>
8860 * layout.cc (Layout::section_name_mapping): New array, replacing
8861 Layout::linkonce_mapping.
8862 (Layout::section_name_mapping_count): New variable, replacing
8863 Layout::linkonce_mapping_count.
8864 (Layout::linkonce_output_name): Remove.
8865 (Layout::output_section_name): Rewrite.
8866 * layout.h (class Layout): Rename Linkonce_mapping to
8867 Section_name_mapping, linkonce_mapping to section_name_mapping,
8868 linkonce_mapping_count to section_name_mapping_count. Don't
8869 declare linkonce_output_name.
8871 2009-06-03 Doug Kwan <dougkwan@google.com>
8873 * gold/arm.cc (namespace utils): New.
8874 (Target_arm::reloc_is_non_pic): Define new method.
8875 (class Arm_relocate_functions): New.
8876 (Target_arm::Relocate::relocate): Handle relocation types used by
8879 2009-06-03 Ian Lance Taylor <iant@google.com>
8881 * arm.cc (Target_arm::scan::global): Use || instead of |.
8883 2009-06-02 Doug Kwan <dougkwan@google.com>
8885 * gold/arm.cc (Target_arm::Scan::Scan): Initialize
8886 issued_non_pic_error_.
8887 (class Target_arm::Scan): Declare new method check_non_pic.
8888 Define new method symbol_needs_plt_entry.
8889 Declare new data member issued_non_pic_error_.
8890 (class Target_arm::Relocate): Declare new method
8891 should_apply_static_reloc.
8892 (Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
8893 (Target_arm::Scan::check_non_pic): Define new method.
8894 (Target_arm::Scan::local): Handle a small subset of reloc types used
8896 (Target_arm::Scan::local): Same.
8897 (Target_arm::Relocate::should_apply_statci_reloc): Define new method.
8899 2009-05-31 Mikolaj Zalewski <mikolajz@google.com>
8901 * incremental.cc (Incremental_inputs::report_command_line): Filter
8902 out --incremental-* options.
8904 2009-05-29 Doug Kwan <dougkwan@google.com>
8906 * gold/arm.cc (Output_data_plt_arm): Forward declaration for new
8908 (class Target_arm): Update comment.
8909 (Target_arm::Target_arm): Initialize new data members GOT_,
8910 PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
8911 Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
8912 and Target_arm::rel_dyn_section.
8913 Declare new_enum Target_arm::Got_type.
8914 Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
8916 Update commments for member do_dynsym_value.
8917 (Target_arm::got_size, Target_arm::plt_section,
8918 Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
8919 new methods inside class defintion.
8920 (Target_arm::got_section): Define new method.
8921 (Target_arm::rel_dyn_section): Same.
8922 (Output_data_plt_arm): New template class.
8923 (Output_data_plt_arm::Output_data_plt_arm): Define constructor.
8924 (Output_data_plt_arm:do_adjust_output_section): Define new method.
8925 (Output_data_plt_arm::add_entry): Same.
8926 (Output_data_plt_arm::first_plt_entry): Define new
8927 static data member for PLT instruction template.
8928 (Output_data_plt_arm::plt_entry): Same.
8929 (Output_data_plt_arm::do_write): Define new method.
8930 (Target_arm::make_plt_entry): Same.
8931 (Target_arm::do_finalize_sections): Same.
8932 (Target_arm::do_dynsym_value): Same.
8934 2009-05-28 Doug Kwan <dougkwan@google.com>
8936 * Makefile.am (TARGETSOURCES): Add arm.cc.
8937 (ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
8938 * Makefile.in: Regenerate.
8940 * configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
8942 2009-05-26 Doug Kwan <dougkwan@google.com>
8944 * options.cc (General_options::parse_exclude_libs). Fix a comment.
8945 (General_options::check_excluded_libs): Strip off directories in
8946 archive name before matching like GNU ld does.
8947 * testsuite/Makefile.am (MOSTLYCLEANFILES,
8948 exclude_libs_test_DEPENDENCIES): Add alt/libexclude_libs_test_3.a
8949 (exclude_libs_test_LDFLAGS): Add linker option
8950 -Wl,--exclude-libs,libexclude_libs_test_3
8951 (exclude_libs_test_LADD): Add alt/libexclude_libs_test_3.a as
8952 an explicit archive without using -l.
8953 (alt/libexclude_libs_test_3.a): New make rule.
8954 * testsuite/Makefile.in: Regenerate.
8955 * testsuite/exclude_libs_test.c : Declare lib3_default().
8957 * exclude_libs_test.sh: Add tests for alt/exclude_libs_test_3.a.
8958 * exclude_libs_test_3.c: New file.
8960 2009-05-26 Nick Clifton <nickc@redhat.com>
8962 * po/id.po: New Indonesian translation.
8963 * po/gold.pot: Updated template file.
8965 2009-05-22 Sriraman Tallam <tmsriram@google.com>
8967 * testsuite/Makefile.am: Add -ffunction-sections to compile
8968 gc_comdat_test files. Add -Wl,--gc-sections to build
8970 * testsuite/Makefile.in: Regenerate.
8971 * testsuite/gc_comdat_test.sh: Fix the condition around grep.
8973 2009-05-21 Sriraman Tallam <tmsriram@google.com>
8975 * object.cc (Sized_relobj::map_to_kept_section): Return NULL if the
8976 kept comdat section was garbage collected.
8977 * testsuite/Makefile.am: Add test gc_comdat_test.sh.
8978 * testsuite/Makefile.in: Regenerate.
8979 * testsuite/gc_comdat_test.sh: New file.
8980 * testsuite/gc_comdat_test_1.cc: New file.
8981 * testsuite/gc_comdat_test_2.cc: New file.
8983 2009-05-19 Doug Kwan <dougkwan@google.com>
8985 * archive.cc (Archive::Archive): Move constructor from archive.h
8986 to here. Initialize no_export_.
8987 (Archive::get_elf_object_for_member): Set no_export flag of object.
8988 * archive.h (Archive::Archive): Move constructor body to
8990 (Archive::no_export): New method.
8991 (Archive::no_export_): New field.
8992 * object.h (Object::Object): Initialize no_export_ to false.
8993 (Object::no_export, Object::set_no_export): New methods.
8994 (Object::no_export_): New field.
8995 * options.cc (General_options::parse_exclude_libs): New method.
8996 (General_options::check_excluded_libs) Same.
8997 * options.h (exclude_libs): New option.
8998 (General_options::check_excluded_libs): New method declaration.
8999 (General_options::excluded_libs_): New field.
9000 * symtab.cc (Symbol_table::add_from_relobj): Hide symbols with
9001 default or protected visibility if an object has no-export flag set.
9002 testsuite/Makefile.am (check_PROGRAMS): Add exclude_libs_test.
9003 (check_SCRIPTS): Add exclude_libs_test.sh.
9004 (check_DATA): Add exclude_libs_test.syms.
9005 (MOSTLYCLEANFILES): Add exclude_libs_test.syms,
9006 libexclude_libs_test_1.a and libexclude_libs_test_2.a.
9007 (exclude_libs_test_SOURCES, exclude_libs_test_DEPENDENCIES,
9008 exclude_libs_test_LDFLAGS and exclude_libs_test_LDADD): Define.
9009 (exclude_libs_test.syms, libexclude_libs_test_1.a,
9010 libexclude_libs_test_2.a): New rules.
9011 * testsuite/Makefile.in: Regenerate.
9012 * testsuite/exclude_libs_test.c: New file.
9013 * testsuite/exclude_libs_test.sh: Ditto.
9014 * testsuite/exclude_libs_test_1.c: Ditto.
9015 * testsuite/exclude_libs_test_2.c: Ditto.
9017 2009-05-15 Ian Lance Taylor <iant@google.com>
9019 * configure.ac: Check for declarations for cases where libiberty.h
9020 checks HAVE_DECL_xxx.
9021 * configure, config.in: Rebuild.
9023 2009-05-15 Mikolaj Zalewski <mikolajz@google.com>
9025 * gold.h (Incremental_argument_list): Remove (invalid) forward
9027 * incremental.cc (Incremental_inputs::report_achive): New method.
9028 (Incremental_inputs::report_object): New method.
9029 (Incremental_inputs::report_script): New method.
9030 (Incremental_inputs::finalize_inputs): New method.
9031 (Incremental_inputs::finalize): Call finalize_inputs().
9032 (Incremental_inputs::sized_create_incremental_inputs_section_data):
9033 Create inputs entries.
9034 * incremental.h (Incremental_input_type): New enum.
9035 (Incremental_inputs::Incremental_input): Initialize new fields.
9036 (Incremental_inputs::report_inputs): New method.
9037 (Incremental_inputs::report_achive): New method.
9038 (Incremental_inputs::report_object): New method.
9039 (Incremental_inputs::report_script): New method.
9040 (Incremental_inputs::finalize_inputs): New method.
9041 (Incremental_inputs::Input_info): New struct.
9042 (Incremental_inputs::Input_info_map): New typedef.
9043 (Incremental_inputs::lock_): New field.
9044 (Incremental_inputs::Inputs_): New field.
9045 (Incremental_inputs::Inputs_map): New field.
9046 * main.cc (main): Call Incremental_input::report_inputs.
9047 * options.h (Input_argument_list): Typedef moved from
9049 (Input_file_group::Files): Remove, use ::Input_argument_list.
9050 (Input_file_group::Input_argument_list): Remove, use
9051 ::Input_argument_list.
9052 * plugin.cc (Plugin_manager::add_input_file): Add error in
9054 * read_syms.cc (do_read_syms): Call Incremental_input::report_*
9056 * script.cc (read_input_script): Call
9057 Incremental_input::report_script.
9058 * script.h (Script_info): New class.
9060 2009-04-27 Ian Lance Taylor <iant@google.com>
9062 * x86_64.cc (do_adjust_output_section): Set entsize to
9065 2009-04-23 Elliott Hughes <enh@google.com>
9067 * output.cc (Output_file::close): After short writes, continue
9068 writing from the correct offset in the buffer being written.
9070 2009-04-23 Chris Demetriou <cgd@google.com>
9072 * configure.ac (HAVE_TR1_UNORDERED_MAP_REHASH): New define.
9073 * configure: Regenerate.
9074 * config.in: Regenerate.
9075 * gold.h: Avoid std::tr1::unordered_map and std::tr1::unordered_set
9076 if HAVE_TR1_UNORDERED_MAP_REHASH is not defined.
9078 2009-04-21 Mikolaj Zalewski <mikolajz@google.com>
9080 * incremental.cc (Incremental_inputs_header_data): Renamed from
9081 Incremental_input_header_data.
9082 (Incremental_inputs_header_data::data_size): New field.
9083 (Incremental_inputs_header_data::put_input_file_count): Renamed
9084 from input_file_count.
9085 (Incremental_inputs_header_data::put_command_line_offset): Renamed
9086 from command_line_offset.
9087 (Incremental_inputs_header_data::put_reserved): Renamed from
9089 (Incremental_inputs_entry_data): Renamed from
9090 Incremental_input_entry_data.
9091 (Incremental_inputs_entry_data::data_size): New field.
9092 (Incremental_inputs::report_command_line): New method.
9093 (Incremental_inputs::finalize): New method.
9094 (Incremental_inputs::create_incremental_inputs_data): New method.
9095 (Incremental_inputs::sized_create_incremental_inputs_data): New method.
9096 * incremental.h: New file.
9097 * layout.cc (Layout::Layout): Handle new incremental_inputs_.
9098 (Layout::finalize): Create incremental inputs section in
9100 (Layout::create_incremental_info_sections): New method.
9101 * layout.h (Layout::incremental_inputs): New method.
9102 (Layout::create_incremental_info_sections): New method.
9103 (Layout::incremental_inputs_): New field.
9104 * main.cc (main): Notify Incremental_input of the command line.
9106 2009-04-01 Ian Lance Taylor <iant@google.com>
9107 Mikolaj Zalewski <mikolajz@google.com>
9109 * gold.h (reserve_unordered_map): Define, three versions, one for
9110 each version of Unordered_map.
9111 * layout.cc (Layout::Layout): Remove options parameter. Add
9112 number_of_input_files parameter. Don't initialize options_.
9113 Initialize number_of_input_files_ and resized_signatures_. Move
9114 sections_are_attached_.
9115 (Layout::layout_group): Reserve space for group_signatures_.
9116 (Layout::find_or_add_kept_section): Change name parameter to be a
9117 reference. Resize signatures_ map when it gets large enough.
9118 (Layout::layout_eh_frame): Use parameters->options() instead of
9120 (Layout::make_output_section): Likewise.
9121 (Layout::attach_allocated_section_to_segment): Likewise.
9122 (Layout::finalize, Layout::create_executable_stack): Likewise.
9123 (Layout::set_segment_offsets, Layout::create_interp): Likewise.
9124 (Layout::finish_dynamic_section, Layout::write_binary): Likewise.
9125 * layout.h (class Layout): Update declarations. Remove options_
9126 field. Add number_of_input_files_ and resized_signatures_
9127 fields. Move sections_are_attached_ field.
9128 * main.cc (main): Pass number of input files to Layout
9129 constructor. Don't pass options.
9131 2009-03-30 Ian Lance Taylor <iant@google.com>
9133 * ffsll.c (ffsll): Correct implementation.
9135 2009-03-27 Ian Lance Taylor <iant@google.com>
9137 * ffsll.c: New file.
9138 * configure.ac: Call AC_REPLACE_FUNCS on ffsll.
9139 * gold.h (ffsll): Declare if HAVE_FFSLL is not defined.
9140 * ftruncate.c (ftruncate): Declare before definition.
9141 * mremap.c (mremap): Likewise.
9142 * pread.c (pread): Likewise.
9143 * configure, Makefile.in, config.in: Rebuild.
9145 * mremap.c: New file.
9146 * configure.ac: Call AC_REPLACE_FUNCS on mremap.
9147 * gold.h (MREMAP_MAYMOVE): Define if HAVE_MREMAP is not defined.
9148 (mremap): Declare if HAVE_MREMAP is not defined.
9149 * configure, Makefile.in, config.in: Rebuild.
9151 2009-03-27 Cary Coutant <ccoutant@google.com>
9153 * powerpc.cc (Target_powerpc::check_non_pic): Assert that output is
9154 position independent.
9155 * sparc.cc (Target_sparc::check_non_pic): Likewise.
9156 * x86_64.cc (Target_x86_64::check_non_pic): Likewise.
9158 2009-03-24 Cary Coutant <ccoutant@google.com>
9160 * symtab.h (needs_plt_entry): Check for unsatisfied reference from
9162 (needs_dynamic_reloc): Likewise.
9164 2009-03-24 Ian Lance Taylor <iant@google.com>
9166 * yyscript.y (file_cmd): Recognize EXTERN.
9167 (extern_name_list, extern_name_list_body): New nonterminals.
9168 * script.cc (script_add_extern): Define.
9169 * script-c.h (script_add_extern): Declare.
9171 2009-03-24 Rafael Avila de Espindola <espindola@google.com>
9173 * object.cc (is_elf_object): Define.
9174 * object.h (is_elf_object): Declare.
9175 * archive.cc (Archive::get_elf_object_for_member): Call
9177 * readsyms.cc (Read_symbols::do_read_symbols): Likewise.
9179 2009-03-24 Elliott Hughes <enh@google.com>
9181 * output.cc (Output_file::map_anonymous): Define.
9182 (Output_file::map): Use map_anonymous. If the regular mmap fails,
9183 try an anonymous one. Report the size if the mmap fails.
9184 * output.h (class Output_file): Declare map_anonymous.
9186 2009-03-24 Ian Lance Taylor <iant@google.com>
9188 * target-select.cc (instantiate_target): Don't acquire the lock if
9189 the instantiated_target_ field has already been set.
9191 2009-03-23 Ian Lance Taylor <iant@google.com>
9193 * gold-threads.h (class Initialize_lock): Define.
9194 * gold-threads.cc (class Initialize_lock_once): Define.
9195 (initialize_lock_control): New static variable.
9196 (initialize_lock_pointer): New static variable.
9197 (initialize_lock_once): New static function.
9198 (Initialize_lock::Initialize_lock): Define.
9199 (Initialize_lock::initialize): Define.
9200 * target-select.h: Include "gold-threads.h".
9201 (class Target_selector): Add lock_ and initialize_lock_ fields.
9202 Don't define instantiate_target, just declare it.
9203 * target-select.cc (Target_selector::Target_selector): Initialize
9205 (Target_selector::instantiate_target): Define.
9206 * descriptors.h: Include "gold-threads.h".
9207 (class Descriptors): Add initialize_lock_ field.
9208 * descriptors.cc (Descriptors::Descriptors): Initialize new
9210 (Descriptors::open): Use initialize_lock_ field
9211 * errors.h (class Errors): Add initialize_lock_ field.
9212 * errors.cc (Errors::Errors): Initialize new field.
9213 (Errors::initialize_lock): Use initialize_lock_ field.
9214 * powerpc.cc (class Target_selector_powerpc): Remove
9215 instantiated_target_ field. In do_recognize call
9216 instantiate_target rather than do_instantiate_target. In
9217 do_instantiate_target just allocate a new target.
9218 * sparc.cc (class Target_selector_sparc): Likewise.
9220 * freebsd.h: New file.
9221 * i386.cc: Include "freebsd.h".
9222 (Target_i386): Derive from Target_freebsd rather than
9224 (Target_selector_i386): Derive from Target_selector_freebsd rather
9225 than Target_selector.
9226 * x86_64.cc: Include "freebsd.h".
9227 (Target_x86_64): Derive from Target_freebsd rather than
9229 (Target_selector_x86_64): Derive from Target_selector_freebsd
9230 rather than Target_selector.
9231 * target.h (class Target): Add adjust_elf_header and
9232 do_adjust_elf_header.
9233 * output.cc (Output_file_header:: do_sized_write): Call target
9234 adjust_elf_header routine.
9235 * configure.tgt: Set targ_osabi.
9236 * configure.ac: Define GOLD_DEFAULT_OSABI.
9237 * parameters.cc (Parameters::default_target): Pass
9238 GOLD_DEFAULT_OSABI to select_target.
9239 * target-select.h (class Target_selector): Make instantiate_target
9240 protected rather than private.
9241 * Makefile.am (HFILES): Add freebsd.h.
9242 * configure, Makefile.in, config.in: Rebuild.
9244 * merge.cc (do_add_input_section): Correct pend value. Change
9245 message about last entry not being null terminated from error to
9248 2009-03-20 Mikolaj Zalewski <mikolajz@google.com>
9250 * incremental.cc: New file.
9251 * Makefile.am (CCFILES): Add incremental.cc.
9252 * Makefile.in: Rebuild.
9254 2009-03-19 Paul Pluzhnikov <ppluzhnikov@google.com>
9256 * layout.cc (Layout::output_section_name): Preserve names
9257 of '.note.' sections.
9259 2009-03-19 Ian Lance Taylor <iant@google.com>
9261 * descriptors.cc (Descriptors::open): Check that the options are
9262 valid before using them.
9264 2009-03-18 Ian Lance Taylor <iant@google.com>
9266 * script-sections.h: Include <list>.
9267 (class Script_sections): Change Sections_elements from std::vector
9268 to std::list. Typedef public Elements_iterator. Add
9269 orphan_section_placement_, data_segment_align_start_, and
9270 saw_data_segment_align_ fields. Remove data_segment_align_index_
9272 * script-sections.cc (class Orphan_section_placement): New class.
9273 (class Sections_element): Add virtual functions is_relro and
9274 orphan_section_init. Remove virtual function place_orphan_here.
9275 (class Output_section_definition): Add is_relro and
9276 orphan_section_init. Remove place_orphan_here.
9277 (class Orphan_output_section): Likewise.
9278 (Script_sections::Script_sections): Update for field changes.
9279 (Script_sections::data_segment_align): Set saw_data_segment_align_
9280 and data_segment_align_start_, not data_segment_align_index.
9281 (Script_sections::data_segment_relro_end): Check
9282 saw_data_segment_align_. Use data_segment_align_start_ rather
9283 than data_segment_align_index_.
9284 (Script_sections::place_orphan): Rewrite to use
9285 Orphan_section_placement.
9287 2009-03-17 Ian Lance Taylor <iant@google.com>
9289 * archive.cc (Archive::add_symbols): Check for a version attached
9290 to the symbol name in the archive map.
9291 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_11.
9292 (ver_test_11_SOURCES, ver_test_11_DEPENDENCIES): Define.
9293 (ver_test_11_LDFLAGS, ver_test_11_LDADD): Define.
9294 (ver_test_11.a): New target.
9295 * testsuite/Makefile.in: Rebuild.
9297 * configure.ac: Check for chsize and posix_fallocate. Replace
9299 * ftruncate.c: New file, from gnulib.
9300 * output.cc (posix_fallocate): Define dummy version if not
9301 HAVE_POSIX_FALLOCATE.
9302 (Output_file::map): Call posix_fallocate rather than lseek and
9304 * gold.h (ftruncate): Declare if not HAVE_FTRUNCATE.
9305 * configure, Makefile.in, config.in: Rebuild.
9307 2009-03-17 Paul Pluzhnikov <ppluzhnikov@google.com>
9309 * layout.h (Layout::create_note): Add section_name parameter.
9310 * layout.cc (Layout::create_note): Likewise.
9311 (Layout::create_build_id, Layout::create_gold_note): Fix callers.
9313 2009-03-17 Ian Lance Taylor <iant@google.com>
9315 * descriptors.cc: Include "options.h".
9316 (FD_CLOEXEC, O_CLOEXEC): Define if not defined.
9317 (Descriptors::open): Always use O_CLOEXEC when opening a new
9318 descriptor. If we have a plugin, and O_CLOEXEC was not defined,
9319 then set FD_CLOEXEC.
9321 * sparc.cc (class Target_sparc): Add has_got_section.
9322 (Target_sparc::Scan::global): If we see _GLOBAL_OFFSET_TABLE_,
9323 make sure we have a GOT section.
9325 * sparc.cc (optimize_tls_reloc): Recognize R_SPARC_TLS_IE_ADD.
9326 (Target_sparc::Scan::local): Likewise.
9327 (Target_sparc::Scan::global): Likewise.
9328 (Target_sparc::Relocate::relocate): Likewise.
9329 (Target_sparc::Relocate::relocate_tls): Likewise.
9331 * symtab.cc (Symbol_table::define_default_version): New function,
9332 broken out of add_from_object.
9333 (Symbol_table::add_from_object): Call define_default_version.
9334 (Symbol_table::define_special_symbol): Add resolve_oldsym
9335 parameter. Change all callers. If the version for a symbol comes
9336 from a version script, resolve it with the symbol with the same
9337 name with no version. Also add the symbol without a version if
9339 (do_define_in_output_data): If resolving with oldsym, don't delete
9341 (do_define_in_output_segment): Likewise.
9342 (do_define_as_constant): Likewise.
9343 * symtab.h (class Symbol_table): Update declarations.
9345 2009-03-13 Ian Lance Taylor <iant@google.com>
9347 * readsyms.cc (Read_symbols::incompatible_warning): New function.
9348 (Read_symbols::requeue): New function.
9349 (Read_symbols::do_read_symbols): If make_elf_object fails because
9350 the target type is not configured, and the file was searched for,
9351 issue a warning and retry with the next directory.
9352 (Add_symbols::run): If the file has an incompatible format, and
9353 it was searched for, requeue the Read_symbols task. On error,
9355 * readsyms.h (class Read_symbols): Add dirindex_ field. Add
9356 dirindex parameter to constructor. Change all callers. Declare
9357 incompatible_warning and requeue.
9358 (class Add_symbols): Add dirpath_, dirindex_, mapfile_,
9359 input_argument_ and input_group_ fields. Add them to
9360 constructor. Change all callers.
9361 (class Read_script): Add dirindex_ field. Add it to constructor.
9363 * archive.cc (Archive::setup): Remove input_objects parameter.
9365 (Archive::get_file_and_offset): Likewise.
9366 (Archive::read_all_symbols): Likewise.
9367 (Archive::read_symbols): Likewise.
9368 (Archive::get_elf_object_for_member): Remove input_objects
9369 parameter. Add punconfigured parameter. Change all callers.
9370 (Archive::add_symbols): Change return type to bool. Check return
9371 value of include_member.
9372 (Archive::include_all_members): Likewise.
9373 (Archive::include_member): Change return type to bool. Return
9374 false if first included object has incompatible target. Set
9375 included_member_ field.
9376 (Add_archive_symbols::run): If add_symbols returns false, requeue
9378 * archive.h (class Archive): Add included_member_ field.
9379 Initialize it in constructor. Add input_file and searched_for
9380 methods. Update declarations.
9381 (class Add_archive_symbols): Add dirpath_, dirindex_, and
9382 input_argument_ fields. Add them to constructor. Change all
9384 * script.cc: Include "target-select.h".
9385 (class Parser_closure): Add skip_on_incompatible_target_ and
9386 found_incompatible_target_ fields. Add
9387 skip_on_incompatible_target parameter to constructor. Change all
9388 callers. Add methods skip_on_incompatible_target,
9389 clear_skip_on_incompatible_target, found_incompatible_target, and
9390 set_found_incompatible_target.
9391 (read_input_script): Add dirindex parameter. Change all callers.
9392 If parser finds an incompatible target, requeue Read_symbols
9394 (script_set_symbol): Clear skip_on_incompatible_target in
9396 (script_add_assertion, script_parse_option): Likewise.
9397 (script_start_sections, script_add_phdr): Likewise.
9398 (script_check_output_format): New function.
9399 * script.h (read_input_script): Update declaration.
9400 * script-c.h (script_check_output_format): Declare.
9401 * yyscript.y (file_cmd): Handle OUTPUT_FORMAT.
9402 (ignore_cmd): Remove OUTPUT_FORMAT.
9403 * fileread.cc (Input_file::Input_file): Add explicit this.
9404 (Input_file::will_search_for): New function.
9405 (Input_file::open): Add pindex parameter. Change all callers.
9406 * fileread.h (class Input_file): Add input_file_argument method.
9407 Declare will_search_for. Update declarations.
9408 * object.cc (make_elf_object): Add punconfigured parameter.
9410 * object.h (class Object): Make input_file public. Add
9411 searched_for method.
9412 (make_elf_object): Update declaration.
9413 * dirsearch.cc (Dirsearch::find): Add pindex parameter. Use it to
9415 * dirsearch.h (class Dirsearch): Update declaration.
9416 * options.h (class General_options): Add --warn-search-mismatch.
9417 * parameters.cc (Parameters::is_compatible_target): New function.
9418 * parameters.h (class Parameters): Declare is_compatible_target.
9419 * workqueue.cc (Workqueue::add_blocker): New function.
9420 * workqueue.h (class Workqueue): Declare add_blocker.
9422 * fileread.cc (Input_file::open): Remove options parameter.
9424 (Input_file::open_binary): Likewise.
9425 * script.cc (read_input_script): Likewise.
9426 * readsyms.h (class Read_symbols): Remove options_ field. Remove
9427 options parameter from constructor. Change all callers.
9428 (class Read_script): Likewise.
9429 * fileread.h (class Input_file): Update declarations.
9430 * script.h (read_input_script): Update declaration.
9432 2009-03-10 Nick Clifton <nickc@redhat.com>
9434 * po/es.po: New Spanish translation.
9436 2009-03-06 Cary Coutant <ccoutant@google.com>
9438 * options.cc (parse_short_option): Keep dash_z from registering itself.
9440 2009-03-03 Ian Lance Taylor <iant@google.com>
9443 * target-reloc.h (relocate_section): Pass output_section to
9445 * i386.cc (Target_i386::should_apply_static_reloc): Add
9446 output_section parameter. Change all callers.
9447 (Target_i386::Relocate::relocate): Add output_section parameter.
9448 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9449 * sparc.cc (Target_sparc::Relocate::relocate): Likewise.
9450 * powerpc.cc (Target_powerpc::Relocate::relocate): Likewise.
9451 * testsuite/two_file_shared.sh: New script.
9452 * testsuite/Makefile.am (check_SCRIPTS): Add two_file_shared.sh.
9453 (check_DATA): Add two_file_shared.dbg.
9454 (two_file_shared.dbg): New target.
9455 * testsuite/Makefile.in: Rebuild.
9457 2009-03-01 Ian Lance Taylor <iant@google.com>
9459 * configure.ac: Check for byteswap.h.
9460 * configure: Rebuild.
9461 * config.in: Rebuild.
9463 2009-03-01 Mikolaj Zalewski <mikolajz@google.com>
9465 * layout.cc (Layout::find_or_add_kept_section): New function.
9466 (Layout::add_comdat): Removed.
9467 * layout.h (struct Kept_section): Move out of class Layout.
9468 Remove trailing underscores from field names. Add group_sections
9469 field. Rename group_ field to is_group. Change all uses.
9470 (class Layout): Declare find_or_add_kept_section, not add_comdat.
9471 * object.cc (Sized_relobj::Sized_relobj): Don't initialize
9472 comdat_groups_ field.
9473 (Sized_relobj::include_section_group): Use
9474 find_or_add_kept_section and Kept_section::group_sections.
9475 (Sized_relobj::include_linkonce_section): Likewise.
9476 * object.cc (class Sized_relobj): Don't define Comdat_group or
9477 Comdat_group_table. Remove find_comdat_group and
9478 add_comdat_group. Remove comdat_groups_ field.
9479 * plugin.cc (include_comdat_group): Use
9480 Layout::find_or_add_kept_section.
9482 2009-02-28 Ian Lance Taylor <iant@google.com>
9484 * README: --gc-sections and map files are now supported. Document
9485 some build requirements.
9488 * symtab.cc (Symbol_table::sized_write_section_symbol): In a
9489 relocatable link set the value of the section symbol to zero.
9490 * object.cc (Sized_relobj::do_finalize_local_symbols): In a
9491 relocatable link don't include the section address in the local
9494 2009-02-27 Ian Lance Taylor <iant@google.com>
9497 * options.h (class Search_directory): Add is_system_directory.
9498 (class General_options): Declare is_in_system_directory.
9499 * options.cc (get_relative_sysroot): Make static.
9500 (get_default_sysroot): Make static.
9501 (General_optoins::is_in_system_directory): New function.
9502 * fileread.cc (Input_file::is_in_system_directory): New function.
9503 * fileread.h (class Input_file): Declare is_in_system_directory.
9504 * object.h (class Object): Add is_in_system_directory.
9505 (class Input_objects): Remove system_library_directory_ field.
9506 * object.cc (Input_objects::add_object): Don't set
9507 system_library_directory_.
9508 (input_objects::found_in_system_library_directory): Remove.
9509 * symtab.cc (Symbol_table::write_globals): Remove input_objects
9510 parameter. Change all callers.
9511 (Symbol_table::sized_write_globals): Likewise.
9512 (Symbol_table::warn_about_undefined_dynobj_symbol): Likewise.
9513 Call Object::is_in_system_directory.
9514 * symtab.h (class Symbol_table): Update declarations.
9517 * descriptors.h (Open_descriptor): Add is_on_stack field.
9518 * descriptors.cc (Descriptors::open): If the descriptor is on the
9519 top of the stack, remove it. Initialize is_on_stack field.
9520 (Descriptors::release): Only add pod to stack if it is not on the
9522 (Descriptors::close_some_descriptor): Clear stack_next and
9526 * output.cc (Output_section::find_starting_output_address): Rename
9527 from starting_output_address; add PADDR parameter; change return
9529 * output.h (class Output_section): Declare
9530 find_starting_output_address instead of starting_output_address.
9531 * object.cc (Sized_relobj::do_finalize_local_symbols): Handle a
9532 section symbol for which we can't find a merge section.
9535 * symtab.cc (Symbol_table::add_from_object): If the visibility is
9536 hidden or internal, force the symbol to be local.
9537 * resolve.cc (Symbol::override_visibility): Define.
9538 (Symbol::override_base): Use override_visibility.
9539 (Symbol_table::resolve): Likewise.
9540 (Symbol::override_base_with_special): Likewise.
9541 (Symbol_table::override_with_special): If the visibility is hidden
9542 or internal, force the symbol to be local.
9543 * symtab.h (class Symbol): Add set_visibility and
9544 override_visibility.
9545 * testsuite/ver_test_1.sh: New file.
9546 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_1.sh.
9547 (check_DATA): Add ver_test_1.syms.
9548 (ver_test_1.syms): New target.
9549 * testsuite/Makefile.in: Rebuild.
9551 2009-02-25 Cary Coutant <ccoutant@google.com>
9553 * layout.cc (Layout::choose_output_section): Don't rename sections
9554 when using a linker script that has a SECTIONS clause.
9555 * Makefile.in: Regenerate.
9557 * testsuite/Makefile.am (script_test_5.sh): New test case.
9558 * testsuite/Makefile.in: Regenerate.
9559 * testsuite/script_test_5.cc: New file.
9560 * testsuite/script_test_5.sh: New file.
9561 * testsuite/script_test_5.t: New file.
9563 2009-02-13 Rafael Avila de Espindola <espindola@google.com>
9565 * archive.cc (Archive::include_member): Update calls to add_symbols.
9566 * dynobj.cc (Sized_dynobj<size, big_endian>::make_version_map): Add
9567 the Layout argument.
9568 * dynobj.h (do_add_symbols): Add the Layout argument.
9569 * object.cc (Sized_relobj<size, big_endian>::do_add_symbols): Add the
9571 * object.h (Object::add_symbols): Add the Layout argument.
9572 (Object::do_add_symbols): Add the Layout argument.
9573 (Sized_relobj::do_add_symbols): Add the Layout argument.
9574 * plugin.cc (Sized_pluginobj<size, big_endian>::do_add_symbols):
9575 Unify the two versions.
9576 (Add_plugin_symbols): Remove.
9577 * plugin.h (Pluginobj::add_symbols, Pluginobj::do_add_symbols): Remove.
9578 (Sized_pluginobj::do_add_symbols): Unify the two versions.
9579 (Add_plugin_symbols): Remove.
9580 * readsyms.cc (Read_symbols::do_read_symbols): Update call to
9581 Add_symbols. Use Add_symbols instead of Add_plugin_symbols.
9582 (Add_symbols::run): Make it work with Pulginobj.
9584 2009-02-06 Ian Lance Taylor <iant@google.com>
9586 * object.cc (Sized_relobj::do_layout): Make info message start
9587 with lower case letter.
9589 2009-02-06 Mikolaj Zalewski <mikolajz@google.com>
9591 * binary.cc: Fix file comment.
9593 * options.h (enum Incremental_disposition): Define.
9594 (class General_options): Add new options: --incremental,
9595 --incremental_changed, --incremental_unchanged,
9596 --incremental_unknown. Add incremental_disposition_ and
9597 implicit_incremental_ fields.
9598 (General_options::incremental_disposition): New function.
9599 (class Position_dependent_options): Add incremental_disposition
9601 (Position_dependent_options::copy_from_options): Set incremental
9603 * options.cc (General_options::parse_incremental_changed): New
9605 (General_options::parse_incremental_unchanged): New function.
9606 (General_options::parse_incremental_unknown): New function.
9607 (General_options::General_options): Initialize new fields
9608 incremental_disposition_ and implicit_incremental_.
9609 (General_options::finalize): Check for uasge of --incremental-*
9610 without --incremental.
9612 2009-02-06 Chris Demetriou <cgd@google.com>
9614 * gold.h (gold_undefined_symbol): Change to take only a Symbol
9615 pointer and to report location as the file name associated with
9617 (gold_undefined_symbol_at_location): New function to replace the
9618 old gold_undefined_symbol functionality.
9619 * target-reloc.h (relocate_section): Update to use
9620 gold_undefined_symbol_at_location.
9621 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
9622 Call gold_undefined_symbol function rather than gold_error.
9623 * errors.h (Errors::undefined_symbol): Take location as a
9624 string, rather than calculating it from a relocation.
9625 * errors.cc (Errors::fatal): Print "fatal error:" before the
9627 (Errors::error, Errors::error_at_location): Print "error: "
9628 before the formatted message.
9629 (Errors::undefined_symbol): Take location as a string, rather
9630 than calculating it from a relocation.
9631 (gold_undefined_symbol_at_location): New function akin to
9632 old gold_undefined_symbol, calculates location from relocation.
9633 (gold_undefined_symbol): Change to take only a Symbol pointer
9634 and to report location as the file name associated with the symbol.
9635 * testsuite/debug_msg.sh: Update for changed error messages.
9636 * testsuite/undef_symbol.sh: Likewise.
9638 2009-02-04 Duncan Sands <baldrick@free.fr>
9641 * reduced_debug_output.h
9642 (Output_reduced_debug_abbrev_section::failed): Use format for
9644 (Output_reduced_debug_info_section::faild): Likewise.
9646 2009-01-31 Mikolaj Zalewski <mikolajz@google.com>
9648 * script.cc (Lazy_demangler): New class.
9649 (Version_script_info::get_symbol_version_helper): Demangle a
9652 2009-01-29 Cary Coutant <ccoutant@google.com>
9654 * i386.cc (Target_i386::Relocate::relocate): Recognize non-PIC calls
9656 * x86_64.cc (Target_x86_64::Relocate::relocate): Likewise.
9658 2009-01-28 Ian Lance Taylor <iant@google.com>
9660 * version.cc (version_string): Bump to 1.9.
9662 * gold.h: Include <cstring> and <stdint.h>.
9663 * version.cc: Include <cstdio>.
9664 * object.cc (Sized_relobj::do_layout): Initialize gc_sd to avoid a
9666 * reduced_debug_output.cc (insert_into_vector): Rename from
9667 Insert_into_vector; change all callers. Use Swap_unaligned to
9668 avoid aliasing issue; remove union since it is unnecessary.
9670 2009-01-27 Sriraman Tallam <tmsriram@google.com>
9672 * Makefile.am (CCFILES): Add gc.cc.
9674 * Makefile.in: Regenerate.
9675 * gold.cc (Gc_runner): New class.
9676 (queue_initial_tasks): Call garbage collection related tasks
9677 when corresponding options are invoked.
9678 (queue_middle_gc_tasks): New function.
9679 (queue_middle_tasks): Reorder tasks to allow relocs to be read and
9680 processed early before laying out sections during garbage collection.
9681 * gold.h (queue_middle_gc_tasks): New function.
9682 (is_prefix_of): Move from "layout.cc".
9683 * i386.cc (Target_i386::gc_process_relocs): New function.
9684 * layout.cc (is_prefix_of): Remove. Move to "gold.h"
9685 * main.cc (main): Create object of class "Garbage_collection".
9686 * object.cc (Relobj::copy_symbols_data): New function.
9687 (Relobj::is_section_name_included): New function.
9688 (Sized_relobj::do_layout): Allow this function to be called twice
9689 during garbage collection and defer layout of section during the
9691 * object.h (Relobj::get_symbols_data): New function.
9692 (Relobj::is_section_name_included): New function.
9693 (Relobj::copy_symbols_data): New function.
9694 (Relobj::set_symbols_data): New function.
9695 (Relobj::get_relocs_data): New function.
9696 (Relobj::set_relocs_data): New function.
9697 (Relobj::is_output_section_offset_invalid): New pure virtual function.
9698 (Relobj::gc_process_relocs): New function.
9699 (Relobj::do_gc_process_relocs): New pure virtual function.
9700 (Relobj::sd_): New data member.
9701 (Sized_relobj::is_output_section_offset_invalid): New function.
9702 (Sized_relobj::do_gc_process_relocs): New function.
9703 * options.h (General_options::gc_sections): Modify to not be a no-op.
9704 (General_options::print_gc_sections): New option.
9705 * plugin.cc (Plugin_finish::run): Remove function call to
9706 Plugin_manager::layout_deferred_objects. Move it to "gold.cc".
9707 * powerpc.cc (Target_powerpc::gc_process_relocs): New function.
9708 * reloc.cc (Read_relocs::run): Add task to process relocs and
9709 determine unreferenced sections when doing garbage collection.
9710 (Gc_process_relocs): New class.
9711 (Sized_relobj::do_gc_process_relocs): New function.
9712 (Sized_relobj::do_scan_relocs): Don't try to scan the relocs for
9713 sections that are garbage collected.
9714 * reloc.h (Gc_process_relocs): New class.
9715 * sparc.cc (Target_sparc::gc_process_relocs): New function.
9716 * symtab.cc (Symbol::should_add_dynsym_entry): Do not add entries for
9717 symbols whose corresponding sections are garbage collected.
9718 (Symbol_table::Symbol_table): Add new parameter for the garbage
9720 (Symbol_table::gc_mark_undef_symbols): New function.
9721 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9722 (Symbol_table::gc_mark_dyn_syms): New function.
9723 (Symbol_table::resolve): Do not treat symbols seen in dynamic objects
9725 (Symbol_table::add_from_object): Likewise.
9726 (Symbol_table::add_from_relobj): When building shared objects, do not
9727 treat externally visible symbols as garbage.
9728 (Symbol_table::sized_finalize_symbol): Do not check dynamic symbol
9729 table information for static and relocatable links.
9730 * symtab.h (Symbol_table::set_gc): New function.
9731 (Symbol_table::gc): New function.
9732 (Symbol_table::gc_mark_undef_symbols): New function.
9733 (Symbol_table::gc_mark_symbol_for_shlib): New function.
9734 (Symbol_table::gc_mark_dyn_syms): New function.
9735 (Symbol_table::gc_): New data member.
9736 * target.h (Sized_target::gc_process_relocs): New pure virtual
9738 * x86_64.cc (Target_x86_64::gc_process_relocs): New function.
9739 * testsuite/testfile.cc (Target_test::gc_process_relocs): New function.
9741 2009-01-20 Chris Faylor <me.sourceware@sourceware.org>
9743 * options.h (General_options::gc_sections): Define as a no-op for now.
9744 (General_options::no_keep_memory): Ditto.
9745 (General_options::Bshareable): Define.
9746 * options.cc (General_options::finalize): Honor -Bshareable.
9748 2009-01-20 Andreas Schwab <schwab@suse.de>
9750 * powerpc.cc (Powerpc_relocate_functions::rel16_ha): Don't try to
9751 read the value in the contents, since we don't use it. Use the
9752 template endianness when writing.
9753 (Relocate::relocate): Use it for R_PPC_REL16_HA.
9755 2009-01-19 Andreas Schwab <schwab@suse.de>
9757 * configure.tgt (powerpc64-*): Fix targ_obj.
9759 2009-01-15 Ian Lance Taylor <iant@google.com>
9761 * object.cc (Sized_relobj::write_local_symbols): Don't write out
9762 local symbols when stripping all symbols.
9764 2009-01-14 Cary Coutant <ccoutant@google.com>
9766 * output.cc (Output_reloc): Add explicit instantiations.
9768 2009-01-14 Cary Coutant <ccoutant@google.com>
9770 * archive.cc (Archive::get_elf_object_for_member): Remove call
9771 to File_read::claim_for_plugin.
9772 * descriptors.cc (Descriptors::open): Remove reference to
9774 (Descriptors::claim_for_plugin): Remove.
9775 * descriptors.h (Descriptors::claim_for_plugin): Remove.
9776 (Descriptors::is_claimed): Remove.
9777 (claim_descriptor_for_plugin): Remove.
9778 * fileread.cc (File_read::claim_for_plugin): Remove.
9779 * fileread.h (File_read::claim_for_plugin): Remove.
9780 (File_read::descriptor): Reopen descriptor if necessary.
9781 * plugin.cc (Plugin::load): Add two new APIs to transfer vector.
9782 (Plugin_manager::all_symbols_read): Add task parameter. Change
9784 (Plugin_manager::get_input_file): New function.
9785 (Plugin_manager::release_input_file): New function.
9786 (Pluginobj::Pluginobj): Add filesize parameter and initialize
9787 corresponding data member.
9788 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter
9789 and pass to base constructor. Change all callers.
9790 (get_input_file, release_input_file): New functions.
9791 (make_sized_plugin_object): Add filesize parameter. Change all callers.
9792 * plugin.h (Plugin_manager::Plugin_manager): Initialize task_ member.
9793 (Plugin_manager::all_symbols_read): Add task parameter.
9794 (Plugin_manager::get_input_file): New function.
9795 (Plugin_manager::release_input_file): New function.
9796 (Plugin_manager::task_): New data member.
9797 (Pluginobj::Pluginobj): Add filesize parameter.
9798 (Pluginobj::filename): New function.
9799 (Pluginobj::descriptor): New function.
9800 (Pluginobj::filesize): New function.
9801 (Pluginobj::filesize_): New data member.
9802 (Sized_pluginobj::Sized_pluginobj): Add filesize parameter.
9803 * readsyms.cc (Read_symbols::do_read_symbols): Remove call to
9804 File_read::claim_for_plugin; use Object::unlock to unlock the file.
9806 * testsuite/Makefile.am (plugin_test_4): New test case for plugins
9807 with archive libraries.
9808 * testsuite/Makefile.in: Regenerate.
9809 * testsuite/plugin_test.c (struct sym_info): New type.
9810 (get_input_file, release_input_file): New static variables.
9811 (onload): Capture new transfer vector entries.
9812 (claim_file_hook): Stop reading at end of file according to filesize.
9813 Factor out parsing of readelf output into separate function.
9814 (all_symbols_read_hook): Exercise get_input_file and release_input_file
9815 APIs and get the source file name from the symbol table. Convert
9816 source file name to corresponding object file name. Print info
9817 message when adding new input files.
9818 (parse_readelf_line): New function.
9819 * testsuite/plugin_test_1.sh: Add checks for new info messages.
9820 * testsuite/plugin_test_2.sh: Likewise.
9821 * testsuite/plugin_test_3.sh: Likewise.
9822 * testsuite/plugin_test_4.sh: New test case.
9824 2009-01-07 Ian Lance Taylor <iant@google.com>
9826 * version.cc (version_string): Bump to 1.8.
9828 2008-12-23 Cary Coutant <ccoutant@google.com>
9830 * gold.cc (gold_exit): Call plugin cleanup handlers on exit.
9831 * plugin.cc (Plugin_manager::finish): Rename as
9832 layout_deferred_objects. Move cleanup to separate function.
9833 (Plugin_manager::cleanup): New function.
9834 (Plugin_finish::run): Call layout_deferred_objects and cleanup
9836 * plugin.h (Plugin_manager::finish): Rename as
9837 layout_deferred_objects.
9838 (Plugin_manager::cleanup): New function.
9839 (Plugin_manager::cleanup_done): New field.
9841 2008-12-23 Cary Coutant <ccoutant@google.com>
9843 * plugin.cc (is_visible_from_outside): New function.
9844 (Pluginobj::get_symbol_resolution_info): Call is_visible_from_outside
9845 so we don't return "IR only" status for exported symbols or -r links.
9847 * testsuite/Makefile.am (plugin_test_3): New test case.
9848 * testsuite/Makefile.in: Regenerate.
9849 * testsuite/plugin_test_3.sh: New file.
9851 2008-12-22 Cary Coutant <ccoutant@google.com>
9853 * object.cc (Sized_relobj::layout_section): New function.
9854 (Sized_relobj::do_layout): Defer layout of input sections until after
9855 plugin has provided replacement files.
9856 (Sized_relobj::do_layout_deferred_sections): New function.
9857 * object.h (Relobj::set_section_offset): Remove virtual keyword.
9858 (Relobj::layout_deferred_sections): New function.
9859 (Relobj::do_layout_deferred_sections): New function.
9860 (Sized_relobj::do_layout_deferred_sections): New function.
9861 (Sized_relobj::layout_section): New function.
9862 (Sized_relobj::Deferred_layout): New structure.
9863 (Sized_relobj::deferred_layout_): New field.
9864 * plugin.cc (Plugin_manager::finish): Renamed, was cleanup.
9865 Change all callers. Layout deferred sections.
9866 (class Plugin_finish): Renamed, was Plugin_cleanup. Change all
9868 (Plugin_hook::run): Move code from do_plugin_hook inline.
9869 (Plugin_hook::do_plugin_hook): Remove.
9870 * plugin.h (Plugin_manager::Plugin_manager): Add missing initializers.
9871 (Plugin_manager::finish): Renamed, was cleanup.
9872 (Plugin_manager::should_defer_layout): New function.
9873 (Plugin_manager::add_deferred_layout_object): New function.
9874 (Plugin_manager::Deferred_layout_list): New type.
9875 (Plugin_manager::deferred_layout_objects_): New field.
9876 (Plugin_hook::do_plugin_hook): Remove.
9878 2008-12-17 Ian Lance Taylor <iant@google.com>
9880 * options.h (class General_options): Add --no case for
9883 2008-12-16 Cary Coutant <ccoutant@google.com>
9885 * plugin.cc (Plugin::load): Move LDPT_MESSAGE to front of transfer
9887 (Plugin_manager::claim_file): Create plugin object even if
9888 plugin did not call the add_symbols callback.
9889 (Plugin_obj::get_symbol_resolution_info): Guard against plugin
9890 asking for more symbols than were added.
9891 * testsuite/Makefile.am (plugin_test_1): Add test case with
9893 (empty.syms): New target.
9894 * testsuite/Makefile.in: Regenerate.
9895 * testsuite/plugin_test.c (claim_file_hook): Add new debug
9896 message. Don't call add_symbols if no globals.
9897 (all_symbols_read_hook): Don't provide replacement for empty
9900 2008-12-12 Ian Lance Taylor <iant@google.com>
9902 * target-reloc.h (Default_scan_relocatable_relocs): Only discard
9903 r_type == 0 for a local symbol with r_sym == 0.
9904 (scan_relocatable_relocs): Pass r_sym to
9905 local_non_section_strategy.
9906 * reloc.cc (Emit_relocs_strategy::local_non_section_strategy): Add
9909 * configure.ac: Update test for TLS descriptors: they are
9910 supported as of glibc 2.9.
9911 * configure: Rebuild.
9913 2008-12-11 Ian Lance Taylor <iant@google.com>
9916 * target-reloc.h (Default_scan_relocatable_relocs): For each
9917 function, map r_type == 0 to RELOC_DISCARD.
9919 2008-12-10 Cary Coutant <ccoutant@google.com>
9921 * layout.cc (Layout::add_comdat): Allow COMDAT group from a replacement
9922 object to override a kept COMDAT group from a plugin object.
9924 2008-12-09 Ian Lance Taylor <iant@google.com>
9927 * yyscript.y (file_cmd): Handle INPUT.
9929 * testsuite/initpri1.c: Change all declarations to be full
9930 prototypes by adding void, to avoid compiler warnings.
9932 2008-12-05 Rafael Avila de Espindola <espindola@google.com>
9934 * options.cc (General_options::parse_plugin_opt): New.
9935 (General_options::add_plugin): The argument now is just the filename.
9936 (General_options::add_plugin_option): New.
9937 * options.h (plugin_opt): New.
9938 (add_plugin): Change argument name.
9939 (add_plugin_option): New.
9940 * plugin.cc (Plugin::load): Don't parse the plugin option.
9941 * plugin.h (Plugin::Plugin): Rename argument. Init filename_.
9942 (Plugin::add_option): New.
9943 (Plugin::args_): Change type.
9944 (Plugin::filename_): New.
9945 (Plugin_manager::add_plugin_option): New.
9946 * testsuite/Makefile.am (plugin_test_1): Use new syntax.
9947 * testsuite/Makefile.in: Regenerate.
9949 2008-12-05 Cary Coutant <ccoutant@google.com>
9951 * layout.cc (Layout::include_section): Check for SHF_EXCLUDE.
9952 Handle --strip-lto-sections option.
9953 * options.h (strip_lto_sections): New option.
9955 2008-12-01 Cary Coutant <ccoutant@google.com>
9957 * plugin.cc (ld_plugin_message): Change format parameter to const.
9958 Fix mismatch between new[] and delete.
9960 2008-11-14 Cary Coutant <ccoutant@google.com>
9962 * reloc.cc (Sized_relobj::do_read_relocs): Use constant invalid_address
9965 2008-11-05 Craig Silverstein <csilvers@google.com>
9967 * options.cc (General_options::parse_dynamic_list): New function.
9968 * options.h (General_options): New flags dynamic_list,
9969 dynamic_list_data, dynamic_list_cpp_new, and
9970 dynamic_list_cpp_typeinfo. New variable dynamic_list_.
9971 (General_options::in_dynamic_list): New function.
9972 * script.cc (Lex::Mode): New enum DYNAMIC_LIST.
9973 (Lex::can_start_name): Add support for DYNAMIC_LIST mode.
9974 (Lex::can_continue_name): Likewise.
9976 (read_script_file): New parameter script_options.
9977 (read_dynamic_list): New function.
9978 (Script_options::define_dynamic_list): New function.
9979 (dynamic_list_keyword_parsecodes): New variable.
9980 (dynamic_list_keywords): New variable.
9981 * script.h (Script_options::define_dynamic_list): New function
9983 (read_dynamic_list): New function prototype.
9984 * symtab.cc (strprefix): New macro.
9985 (Symbol::should_add_dynsym_entry): Support dynamic_list,
9986 dynamic_list_data, dynamic_list_cpp_new, and
9987 dynamic_list_cpp_typeinfo.
9988 * yyscript.y (PARSING_DYNAMIC_LIST): New token.
9989 (dynamic_list_expr): New rule.
9990 (dynamic_list_nodes): Likewise.
9991 (dynamic_list_node): Likewise.
9992 * testsuite/Makefile.am (dynamic_list): New test.
9993 * testsuite/Makefile.in: Regenerated.
9994 * testsuite/dynamic_list.t: New file.
9995 * testsuite/dynamic_list.sh: New file.
9997 2008-11-05 Craig Silverstein <csilvers@google.com>
9999 * testsuite/tls_test_c.c: Add prototype for t11 and t11_last.
10000 * testsuite/tls_test_c.c (t11): Add explicit "void" to prototype.
10001 (t11_last): Likewise.
10002 * testsuite/ver_test_6.c (main): Likewise.
10004 2008-10-07 Cary Coutant <ccoutant@google.com>
10006 * options.c (General_options::finalize): Add check for -static and
10008 * gold.cc (queue_middle_tasks): Assert that list of dynamic objects
10011 2008-10-02 Cary Coutant <ccoutant@google.com>
10013 * plugin.cc (make_sized_plugin_object): Fix conditional
10014 compilation to work when not all targets are enabled.
10016 2008-09-29 Cary Coutant <ccoutant@google.com>
10018 * archive.cc (Archive::get_file_and_offset): Use filename instead
10019 of name to get library path.
10020 (Archive::include_member): Unlock external member of a thin archive.
10022 * testsuite/Makefile.am (TEST_AR): New variable.
10023 (thin_archive_test_1): New test.
10024 (thin_archive_test_2): New test.
10025 * testsuite/Makefile.in: Regenerate.
10026 * testsuite/thin_archive_main.cc: New file.
10027 * testsuite/thin_archive_test_1.cc: New file.
10028 * testsuite/thin_archive_test_2.cc: New file.
10029 * testsuite/thin_archive_test_3.cc: New file.
10030 * testsuite/thin_archive_test_4.cc: New file.
10032 2008-09-29 Cary Coutant <ccoutant@google.com>
10034 * mapfile.cc (Mapfile::print_input_section): Change -1U to -1ULL.
10035 * object.cc (Sized_relobj::do_layout): Use constant invalid_address
10037 (Sized_relobj::do_finalize_local_symbols): Likewise.
10038 (Sized_relobj::map_to_kept_section): Likewise.
10039 * object.h (Sized_relobj::invalid_address): New constant.
10040 (Sized_relobj::do_output_section_offset): Check for invalid_address
10042 * output.cc (Output_reloc::local_section_offset): Use constant
10043 invalid_address instead of -1U.
10044 (Output_reloc::get_address): Likewise.
10045 (Output_section::output_address): Change -1U to -1ULL.
10046 * output.h (Output_reloc::invalid_address): New constant.
10047 * reloc.cc (Sized_relobj::write_sections): Use constant
10048 invalid_address instead of -1U.
10049 (Sized_relobj::relocate_sections): Likewise.
10050 * symtab.cc (Symbol_table::sized_finalize_symbol): Handle symbol
10051 values for merge sections.
10052 * target-reloc.h (relocate_for_relocatable): Use constant
10053 invalid_address instead of -1U.
10055 2008-09-19 Cary Coutant <ccoutant@google.com>
10057 Add plugin functionality for link-time optimization (LTO).
10058 * configure.ac (plugins): Add --enable-plugins option.
10059 * configure: Regenerate.
10060 * config.in: Regenerate.
10061 * Makefile.am (LIBDL): New variable.
10062 (CCFILES): Add plugin.cc.
10063 (HFILES): Add plugin.h.
10064 (ldadd_var): Add LIBDL.
10065 * Makefile.in: Regenerate.
10067 * archive.cc: Include "plugin.h".
10068 (Archive::setup): Don't preread archive symbols when using a plugin.
10069 (Archive::get_file_and_offset): Add memsize parameter. Change callers.
10070 (Archive::get_elf_object_for_member): Call plugin hooks for claiming
10072 (Archive::include_member): Add symbols from plugin objects.
10073 * archive.h (Archive::get_file_and_offset): Add memsize parameter.
10074 * descriptors.cc (Descriptors::open): Check for file descriptors
10075 abandoned by plugins.
10076 (Descriptors::claim_for_plugin): New function.
10077 * descriptors.h (Descriptors::claim_for_plugin): New function.
10078 (Open_descriptor::is_claimed): New field.
10079 (claim_descriptor_for_plugin): New function.
10080 * fileread.cc (File_read::claim_for_plugin): New function.
10081 * fileread.h (File_read::claim_for_plugin): New function.
10082 (File_read::descriptor): New function.
10083 * gold.cc: Include "plugin.h".
10084 (queue_initial_tasks): Add task to call plugin hooks for generating
10086 * main.cc: Include "plugin.h".
10087 (main): Load plugin libraries.
10088 * object.h (Pluginobj): Declare.
10089 (Object::pluginobj): New function.
10090 (Object::do_pluginobj): New function.
10091 (Object::set_target): New function.
10092 * options.cc: Include "plugin.h".
10093 (General_options::parse_plugin): New function.
10094 (General_options::General_options): Initialize plugins_ field.
10095 (General_options::add_plugin): New function.
10096 * options.h (Plugin_manager): Declare.
10097 (General_options): Add --plugin option.
10098 (General_options::has_plugins): New function.
10099 (General_options::plugins): New function.
10100 (General_options::add_plugin): New function.
10101 (General_options::plugins_): New field.
10102 * plugin.cc: New file.
10103 * plugin.h: New file.
10104 * readsyms.cc: Include "plugin.h".
10105 (Read_symbols::do_read_symbols): Check for archive before checking
10106 for ELF file. Call plugin hooks to claim files.
10107 * resolve.cc (Symbol_table::resolve): Record when symbol is referenced
10108 from a real object file; force override when processing replacement
10110 * symtab.cc (Symbol::init_fields): Initialize in_real_elf_ field.
10111 (Symbol::init_base_object): Likewise.
10112 (Symbol::init_base_output_data): Likewise.
10113 (Symbol::init_base_output_segment): Likewise.
10114 (Symbol::init_base_constant): Likewise.
10115 (Symbol::init_base_undefined): Likewise.
10116 (Symbol::output_section): Assert that object is not a plugin.
10117 (Symbol_table::add_from_pluginobj): New function.
10118 (Symbol_table::sized_finalize_symbol): Treat symbols from plugins as
10120 (Symbol_table::sized_write_globals): Likewise.
10121 (Symbol_table::add_from_pluginobj): Instantiate template.
10122 * symtab.h (Sized_pluginobj): Declare.
10123 (Symbol::in_real_elf): New function.
10124 (Symbol::set_in_real_elf): New function.
10125 (Symbol::in_real_elf_): New field.
10126 (Symbol_table::add_from_pluginobj): New function.
10128 * testsuite/Makefile.am (AM_CFLAGS): New variable.
10129 (LIBDL): New variable.
10130 (LDADD): Add LIBDL.
10131 (check_PROGRAMS): Add plugin_test_1 and plugin_test_2.
10132 (check_SCRIPTS): Add plugin_test_1.sh and plugin_test_2.sh.
10133 (check_DATA): Add plugin_test_1.err and plugin_test_2.err.
10134 (MOSTLYCLEANFILES): Likewise.
10135 * testsuite/Makefile.in: Regenerate.
10136 * testsuite/plugin_test.c: New file.
10137 * testsuite/plugin_test_1.sh: New file.
10138 * testsuite/plugin_test_2.sh: New file.
10140 2008-09-16 Ian Lance Taylor <iant@google.com>
10142 * target-reloc.h (relocate_section): Check whether a symbol is
10143 defined by the ABI before reporting an undefined symbol error.
10144 * target.h (Target::is_defined_by_abi): Make parameter const.
10145 (Target::do_is_defined_by_abi): Likewise.
10146 * i386.cc (Target_i386::do_is_defined_by_abi): Likewise.
10147 * powerpc.cc (Target_powerpc::do_is_defined_by_abi): Likewise.
10148 * sparc.cc (Target_sparc::do_is_defined_by_abi): Likewise.
10149 * x86_64.cc (Target_x86_64::do_is_defined_by_abi): Likewise.
10150 * testsuite/Makefile.am (tls_test_shared.so): Add -Wl,-z,defs.
10151 * testsuite/Makefile.in: Rebuild.
10153 * fileread.cc (make_view): Add casts to avoid warning.
10155 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10157 * i386.cc (Target_i386::define_tls_base_symbol): Update comments.
10158 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10160 2008-09-16 Alexandre Oliva <aoliva@redhat.com>
10162 * options.h (General_options::output_is_executable): New.
10163 (General_options::output_is_pie): New.
10164 * i386.cc (Target_i386::define_tls_base_symbol): Use SEGMENT_START
10165 for shared libraries.
10166 * x86_64.cc (Target_x86_64::define_tls_base_symbol): Likewise.
10168 2008-09-11 Chris Demetriou <cgd@google.com>
10170 * options.h (origin): New -z option.
10171 * layout.cc (Layout:finish_dynamic_section): If "-z origin"
10172 is specified, set DF_ORIGIN in DT_FLAGS and set DF_1_ORIGIN
10175 2008-09-05 Cary Coutant <ccoutant@google.com>
10177 * fileread.cc (File_read::make_view): Add check for attempt to map
10178 beyond end of file.
10180 2008-09-05 Cary Coutant <ccoutant@google.com>
10182 * symtab.cc (Symbol_table::add_from_dynobj): Fix typos in
10183 explicit instantiations.
10185 2008-08-28 Kris Van Hees <kris.van.hees@oracle.com>
10188 * options.cc (General_options::finalize): Allow undefined symbols
10189 in shlibs if linking -shared.
10192 * symtab.cc (Symbol::init_base_undefined): Mark explicitly undefined
10193 symbols as not needing a dynsym entry.
10195 2008-08-20 Craig Silverstein <csilvers@google.com>
10197 * fileread.cc (File_read::open): Do not lock the file unless it
10198 was successfully opened.
10200 2008-08-14 Cary Coutant <ccoutant@google.com>
10202 * x86_64.cc (Target_x86_64::Relocate::relocat_tls):
10203 Use addend for DTPOFF32, DTPOFF64, and TPOFF32 relocs.
10204 * testsuite/tls_test.cc (struct int128): 128-bit struct
10205 for testing TLS relocs with non-zero addend.
10206 (v12): New TLS variable.
10208 (t_last): Add check for v12.
10209 * testsuite/tls_test.h (t12): New function.
10210 * testsuite/tls_test_main.cc (thread_routine): Call new test.
10212 2008-08-13 Ian Lance Taylor <iant@google.com>
10214 * layout.cc (Layout::attach_allocated_section_to_segment): Don't
10215 set tls_segment_ or relro_segment_.
10216 (Layout::make_output_segment): Set tls_segment_ and relro_segment_
10218 * output.h (Output_section::clear_is_relro): New function.
10219 * output.cc (Output_segment::add_output_section): Handle SHF_TLS
10220 sections specially even when output_data_ is empty.
10221 (Output_segment::maximum_alignment): When first section is relro,
10222 only force alignment for PT_LOAD segments.
10223 * script.cc (script_data_segment_align): New function.
10224 (script_data_segment_relro_end): New function.
10225 * script-c.h (script_data_segment_align): Declare.
10226 (script_data_segment_relro_end): Declare.
10227 * script-sections.h (class Script_sections): Declare
10228 data_segment_align and data_segment_relro_end. Add fields
10229 segment_align_index_ and saw_relro_end_.
10230 * script-sections.cc (class Sections_element): Add set_is_relro
10231 virtual function. Add new bool* parameter to place_orphan_here.
10232 Add get_output_section virtual function.
10233 (class Output_section_definition): Add set_is_relro. Add new
10234 bool* parameter to place_orphan_here. Add get_output_section.
10235 Add is_relro_ field.
10236 (Output_section_definition::Output_section_definition): Initialize
10237 evaluated_address_, evaluated_load_address, evaluated_addralign_,
10238 and is_relro_ fields.
10239 (Output_section_definition::place_orphan_here): Add is_relro
10241 (Output_section_definition::set_section_addresses): Set relro for
10243 (Output_section_definition::alternate_constraint): Likewise.
10244 (class Orphan_output_section): Add new bool* parameter to
10245 place_orphan_here. Add get_output_section.
10246 (Orphan_output_section::place_orphan_here): Add is_relro
10248 (Script_sections::Script_sections): Initialize
10249 data_segment_align_index_ and saw_relro_end_.
10250 (Script_sections::data_segment_align): New function.
10251 (Script_sections::data_segment_relro_end): New function.
10252 (Script_sections::place_orphan): Set or clear is_relro.
10253 (Script_sections::set_section_addresses): Force alignment of first
10255 * yyscript.y (exp): Call script_data_segment_align and
10256 script_data_segment_relro_end.
10257 * testsuite/relro_script_test.t: New file.
10258 * testsuite/relro_test.cc (using_script): Declare.
10259 (t1, t2): Test using_script.
10260 * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test.
10261 (relro_script_test_SOURCES): Define.
10262 (relro_script_test_DEPENDENCIES): Define.
10263 (relro_script_test_LDFLAGS): Define.
10264 (relro_script_test_LDADD): Define.
10265 (relro_script_test.so): New target.
10266 * testsuite/Makefile.in: Rebuild.
10268 2008-08-06 Cary Coutant <ccoutant@google.com>
10270 * archive.cc (Archive::total_archives, Archive::total_members)
10271 (Archive::total_members_loaded): New variables.
10272 (Archive::setup): Add parameter. Add option to preread
10274 (Archive::read_armap): Add counter.
10275 (Archive::get_file_and_offset): New function.
10276 (Archive::get_elf_object_for_member): New function.
10277 (Archive::read_all_symbols): New function.
10278 (Archive::read_symbols): New function.
10279 (Archive::add_symbols): Add counters.
10280 (Archive::include_all_members): Use armap to find members if it's
10282 (Archive::include_member): Skip reading symbols if already read.
10283 Factored code into Archive::get_file_and_offset and
10284 Archive::get_elf_object_for_member. Changed call to
10285 Mapfile::report_include_archive_member.
10286 (Archive::print_stats): New function.
10287 * archive.h: Declare Object and Read_symbols_data classes.
10288 (Archive::Archive): Add initializers for new members.
10289 (Archive::setup): Add parameter.
10290 (Archive::print_stats): New function.
10291 (Archive::total_archives, Archive::total_members)
10292 (Archive::total_members_loaded): New variables.
10293 (Archive::get_file_and_offset): New function.
10294 (Archive::get_elf_object_for_member): New function.
10295 (Archive::read_all_symbols): New function.
10296 (Archive::read_symbols): New function.
10297 (Archive::Archive_member): New class.
10298 (Archive::members_): New member.
10299 (Archive::num_members_): New member.
10300 * main.cc: Include archive.h.
10301 (main): Call Archive::print_stats.
10302 * mapfile.cc (Mapfile::report_include_archive_member): Delete
10303 archive parameter; member_name is now the fully-decorated name.
10304 * mapfile.h (Mapfile::report_include_archive_member): Likewise.
10305 * options.h: (General_options): Add --preread-archive-symbols option.
10306 * readsyms.cc (Read_symbols::do_read_symbols): Change call to
10309 2008-08-04 Ian Lance Taylor <iant@google.com>
10311 * symtab.h (Symbol::use_plt_offset): New function.
10312 * i386.cc (Relocate::relocate): Call Symbol::use_plt_offset.
10313 * powerpc.cc (Relocate::relocate): Likewise.
10314 * sparc.cc (Relocate::relocate): Likewise.
10315 * x86_64.cc (Relocate::relocate): Likewise.
10316 * testsuite/weak_plt.sh: New test.
10317 * testsuite/weak_plt_main.cc: New test.
10318 * testsuite/weak_plt_shared.cc: New test.
10319 * testsuite/Makefile.am (check_SCRIPTS): Add weak_plt.sh.
10320 (check_PROGRAMS): Add weak_plt.
10321 (check_DATA): Add weak_plt_shared.so.
10322 (weak_plt_main_pic.o, weak_plt): New targets.
10323 (weak_plt_shared_pic.o, weak_plt_shared.so): New targets.
10324 * testsuite/Makefile.in: Rebuild.
10326 * testsuite/Makefile.am (weak_alias_test_1.so): Depend upon
10328 (weak_alias_test_2.so, weak_alias_test_4.so): Likewise.
10329 * testsuite/Makefile.in: Rebuild.
10331 2008-08-04 Alan Modra <amodra@bigpond.net.au>
10333 * Makefile.am (POTFILES.in): Set LC_ALL=C.
10334 * Makefile.in: Regenerate.
10335 * po/POTFILES.in: Regenerate.
10337 2008-07-29 Ian Lance Taylor <iant@google.com>
10339 * script.cc (Script_options::finalize_symbols): Finalize SECTIONS
10340 symbols before other symbols.
10341 * testsuite/script_test_2.cc (test_addr): Declare.
10342 (test_addr_alias): Declare.
10343 (main): Check that test_addr and test_addr_alias have the right
10345 * testsuite/script_test_2.t: Define test_addr_alias and
10348 2008-07-24 Ian Lance Taylor <iant@google.com>
10351 * descriptors.cc: New file.
10352 * descriptors.h: New file.
10353 * gold-threads.h (class Hold_optional_lock): New class.
10354 * fileread.cc: Include "descriptors.h".
10355 (File_read::~File_read): Release descriptor rather than closing
10357 (File_read::open) [file]: Call open_descriptor rather than open.
10358 Set is_descriptor_opened_.
10359 (File_read::open) [memory]: Assert that descriptor is not open.
10360 (File_read::reopen_descriptor): New function.
10361 (File_read::release): Release descriptor.
10362 (File_read::do_read): Make non-const. Reopen descriptor.
10363 (File_read::read): Make non-const.
10364 (File_read::make_view): Reopen descriptor.
10365 (File_read::do_readv): Likewise.
10366 * fileread.h (class File_read): Add is_descriptor_opened_ field.
10367 Update declarations.
10368 * layout.cc: Include "descriptors.h".
10369 (Layout::create_build_id): Use open_descriptor rather than open.
10370 * output.cc: Include "descriptors.h".
10371 (Output_file::open): Use open_descriptor rather than open.
10372 * archive.cc (Archive::const_iterator): Change Archive to be
10374 (Archive::begin, Archive::end): Make non-const.
10375 (Archive::count_members): Likewise.
10376 * archive.h (class Archive): Update declarations.
10377 * object.h (Object::read): Make non-const.
10378 * Makefile.am (CCFILES): Add descriptors.cc.
10379 (HFILES): Add descriptors.h.
10380 * Makefile.in: Rebuild.
10383 * gold.h: Always include <clocale>. Add Solaris workarounds
10384 following code in binutils/sysdep.h.
10387 * ehframe.cc (Eh_frame::add_ehframe_input_section): Check whether
10388 this->eh_frame_hdr_ is NULL before using it.
10390 * dynobj.cc (Versions::Versions): Update comment.
10392 * dynobj.cc (Versions::Versions): If there is an soname, use it as
10393 the base version name.
10395 * stringpool.cc (Stringpool_template::add_with_length): Set key to
10396 array size plus one.
10397 (Stringpool_template::set_string_offsets): Subtract one from key
10398 before using it as an array index.
10399 (Stringpool_template::get_offset_with_length): Likewise.
10400 (Stringpool_template::write_to_buffer): Likewise.
10401 * stringpool.h (Stringpool_template::get_offset_from_key):
10404 2008-07-23 Ian Lance Taylor <iant@google.com>
10407 * object.h (Merged_symbol_value::value): Do our best to handle a
10411 * script.cc (Version_script_info::get_versions): Don't add empty
10412 version tag to return value.
10413 (Version_script_info::get_symbol_version_helper): Change return
10414 type to bool. Add pversion parameter. Change all callers.
10415 (script_register_vers_node): Don't require a non-NULL tag.
10416 * script.h (class Version_script_info): Update declarations.
10417 (Version_script_info::get_symbol_version): Change return type to
10418 bool. Add version parameter. Change all callers.
10419 * symtab.cc (Sized_symbol::add_from_relobj): Rework version
10420 handling. Handle an empty version from a version script.
10421 (Symbol_table::define_special_symbol): Likewise.
10422 * testsuite/ver_test_10.script: New file.
10423 * testsuite/ver_test_10.sh: New file.
10424 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_10.sh.
10425 (check_DATA): Add ver_test_10.syms.
10426 (ver_test_10.syms, ver_test_10.so): New target.
10427 * testsuite/Makefile.in: Rebuild.
10429 2008-07-23 Simon Baldwin <simonb@google.com>
10431 * symtab.cc (Symbol_table::sized_write_symbol): Only set st_size
10432 to zero for undefined symbols from dynamic libraries.
10434 2008-07-23 Ian Lance Taylor <iant@google.com>
10436 * symtab.cc (Symbol_table::resolve): Remove version parameter.
10437 Change all callers.
10438 * symtab.h (class Symbol_table): Update declaration.
10439 * testsuite/ver_test_9.cc: New file.
10440 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_9.
10441 (ver_test_9_SOURCES, ver_test_9_DEPENDENCIES): Define.
10442 (ver_test_9_LDFLAGS, ver_test_9_LDADD): Define.
10443 (ver_test_9.so, ver_test_9.o): New targets.
10444 * testsuite/Makefile.in: Rebuild.
10446 2008-07-22 Ian Lance Taylor <iant@google.com>
10448 * options.h (class General_options): Define --check-sections.
10449 * layout.cc (Layout::set_segment_offsets): Handle
10452 * options.h (class General_options): Define -n/--nmagic and
10454 * options.cc (General_options::finalize): For -n/--nmagic or
10455 -N/--omagic, set -static.
10456 * layout.cc (Layout::attach_allocated_section_to_segment): If
10457 -N/--omagic, don't put read-only and read-write sections in
10458 different segments.
10459 (Layout::find_first_load_seg): If -N/--omagic, don't insist on
10460 finding a read-only segment.
10461 (Layout::set_segment_offsets): If -N/--omagic or -n/--nmagic,
10462 don't set the minimum segment alignment to the common page size,
10463 and don't set the file offset to the address modulo the page size.
10464 * script-sections.cc (Script_sections::create_segments): If
10465 -n/--omagic, don't put read-only and read-write sections in
10466 different segments.
10468 * cref.cc: New file.
10469 * cref.h: New file.
10470 * options.h (class General_options): Add --print-symbol-counts.
10471 * main.cc (main): Issue defined symbol report if requested.
10472 * archive.cc (Archive::interpret_header): Make into a const member
10474 (Archive::add_symbols): Call Input_objects::archive_start and
10476 (Archive::const_iterator): Define new class.
10477 (Archive::begin, Archive::end): New functions.
10478 (Archive::include_all_members): Rewrite to use iterator.
10479 (Archive::count_members): New function.
10480 * archive.h (class Archive): Update declarations.
10481 (Archive::filename): New function.
10482 * object.cc: Include "cref.h".
10483 (Sized_relobj::Sized_relobj): Initialize defined_count_.
10484 (Sized_relobj::do_get_global_symbol_counts): New function.
10485 (Input_objects::add_object): Add object to cross-referencer.
10486 (Input_objects::archive_start): New function.
10487 (Input_objects::archive_stop): New function.
10488 (Input_objects::print_symbol_counts): New function.
10489 * object.h: Declare Cref and Archive.
10490 (Object::get_global_symbol_counts): New function.
10491 (Object::do_get_global_symbol_counts): New pure virtual function.
10492 (class Sized_relobj): Add defined_count_ field. Update
10494 (class Input_objects): Add cref_ field. Update constructor.
10495 Update declarations.
10496 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize symbols_ and
10498 (Sized_dynobj::do_add_symbols): Allocate symbols_ if printing
10500 (Sized_dynobj::do_get_global_symbol_counts): New function.
10501 * dynobj.h (class Sized_dynobj): Add fields symbols_ and
10502 defined_count_. Update declarations. Define Symbols typedef.
10503 * symtab.cc (Symbol_table::add_from_relobj): Add defined
10504 parameter. Change all callers.
10505 (Symbol_table::add_from_dynobj): Add sympointers and defined
10506 parameters. Change all callers.
10507 * symtab.h (class Symbol_table): Update declarations.
10508 * Makefile.am (CCFILES): Add cref.cc.
10509 (HFILES): Add cref.h.
10510 * Makefile.in: Rebuild.
10512 2008-07-22 Simon Baldwin <simonb@google.com>
10514 * symtab.cc (Symbol_table::sized_write_symbol): Set symbol size
10515 to zero when writing undefined symbols.
10517 2008-07-22 Ian Lance Taylor <iant@google.com>
10519 * output.cc (Output_section::add_input_section): Don't try to
10520 merge empty merge sections.
10522 2008-07-21 Craig Silverstein <csilvers@google.com>
10524 * symtab.cc (Symbol_table::warn_about_undefined_dynobj_symbol):
10525 Include symbol version in error message.
10527 2008-07-20 Chris Demetriou <cgd@google.com>
10529 * configure.ac (gold_cv_c_random_seed): New configured variable.
10530 (RANDOM_SEED_CFLAGS): New substituted variable.
10531 * Makefile.am (AM_CFLAGS, AM_CXXFLAGS): Add $(RANDOM_SEED_CFLAGS).
10532 * configure: Rebuild.
10533 * Makefile.in: Likewise.
10534 * testsuite/Makefile.in: Likewise.
10536 2008-07-18 Ian Lance Taylor <iant@google.com>
10538 * symtab.cc (Symbol_table::add_from_object): Rewrite the case
10539 where we see NAME/NULL and NAME/VERSION as separate symbols.
10540 * testsuite/ver_test_main.cc (main): Call t4.
10541 (t4, t4_2a): Define.
10542 * testsuite/ver_test_2.cc (t4_2): Define.
10543 * testsuite/ver_test_2.script: Put t4_2a in VER2.
10544 * testsuite/ver_test_4.cc (t4_2a): Define.
10545 * testsuite/ver_test_4.script: Put t4_2a in VER2.
10546 * testsuite/ver_test.h (t4, t4_2, t4_2a): Declare.
10548 2008-07-17 Ian Lance Taylor <iant@google.com>
10550 * dynobj.cc (Versions::add_def): If we give an error about a
10551 missing version, go ahead and create the version anyhow.
10553 2008-07-10 Ian Lance Taylor <iant@google.com>
10555 Handle output sections with more than 0x7fffffff bytes.
10556 * object.h (class Relobj): Change map_to_output_ to
10557 output_sections_, and just keep a section pointer. Change all
10558 uses. Move comdat group support to Sized_relobj.
10559 (Relobj::is_section_specially_mapped): Remove.
10560 (Relobj::output_section): Remove poff parameter. Change all
10562 (Relobj::output_section_offset): New function.
10563 (Relobj::set_section_offset): Rewrite.
10564 (Relobj::map_to_output): Remove.
10565 (Relobj::output_sections): New function.
10566 (Relobj::do_output_section_offset): New pure virtual function.
10567 (Relobj::do_set_section_offset): Likewise.
10568 (class Sized_relobj): Add section_offsets_ field. Add comdat
10569 group support from Relobj. Update declarations.
10570 (Sized_relobj::get_output_section_offset): New function.
10571 (Sized_relobj::do_output_section_offset): New function.
10572 (Sized_relobj::do_set_section_offset): New function.
10573 * object.cc (Relobj::output_section_address): Remove.
10574 (Sized_relobj::Sized_relobj): Initialize new fields.
10575 (Sized_relobj::include_section_group): Cast find_kept_object to
10577 (Sized_relobj::include_linkonce_section): Likewise.
10578 (Sized_relobj::do_layout): Use separate arrays for output section
10580 (Sized_relobj::do_count_local_symbols): Change map_to_output to
10582 (Sized_relobj::do_finalize_local_symbols): Change map_to_output to
10583 output_sections and section_offsets.
10584 (Sized_relobj::write_local_symbols): Likewise.
10585 (map_to_kept_section): Compute output address directly.
10586 * reloc.cc (Sized_relobj::do_read_relocs): Change map_to_output to
10587 output_sections and section_offsets.
10588 (Sized_relobj::write_sections): Likewise.
10589 (Sized_relobj::relocate_sections): Likewise.
10590 * symtab.cc (sized_finalize_symbol): Use output_section_offset.
10591 * output.h (class Output_reloc): Update declarations. Change
10592 u2_.relobj to Sized_relobj*.
10593 (class Output_data_reloc): Change add functions to use
10595 * output.cc (Output_reloc::Output_reloc): Change relobj to
10597 (Output_reloc::local_section_offset): Change return type to
10598 Elf_Addr. Use get_output_section_offset.
10599 (Output_reloc::get_address): Likewise.
10600 (Output_section::is_input_address_mapped): Don't call
10601 is_section_specially_mapped.
10602 (Output_section::output_offset): Likewise.
10603 (Output_section::output_address): Likewise.
10604 (Output_section::starting_output_address): Likewise.
10605 * copy-relocs.cc (Copy_relocs::copy_reloc): Change object
10606 parameter to Sized_relobj*.
10607 (Copy_relocs::need_copy_reloc): Likewise.
10608 (Copy_relocs::save): Likewise.
10609 * copy-relocs.h (class Copy_relocs): Update declarations.
10610 (class Copy_relocs::Copy_reloc_entry): Change constructor to use
10611 Sized_relobj*. Change relobj_ field to Sized_relobj*.
10612 * target-reloc.h (relocate_for_relocatable): Change
10613 offset_in_output_section type to Elf_Addr. Change code that uses
10615 * layout.cc (Layout::layout): Always set *off.
10616 * mapfile.cc (Mapfile::print_input_section): Use
10617 output_section_offset.
10618 * i386.cc (Target_i386::copy_reloc): Change object parameter to
10620 * powerpc.cc (Target_powerpc::copy_reloc): Likewise.
10621 * sparc.cc (Target_sparc::copy_reloc): Likewise.
10622 * x86_64.cc (Target_x86_64::copy_reloc): Likewise.
10624 2008-07-03 Ian Lance Taylor <iant@google.com>
10626 * layout.cc (Layout::include_section): Do not discard unrecognized
10627 SHT_STRTAB sections.
10629 2008-06-30 Craig Silverstein <csilvers@cs.stanford.edu>
10631 * script.cc (Lex::can_continue_name): Make '?' allowable in
10632 version-script names.
10633 * testsuite/version_script.map: Change glob pattern to use '?'
10635 2008-06-30 Manish Singh <yosh@gimp.org>
10638 * symtab.cc (Symbol_table::add_undefined_symbols_from_command_line):
10641 2008-06-30 Ian Lance Taylor <iant@google.com>
10645 * powerpc.cc (Powerpc_relocate_functions::addr16_ha) [both
10646 versions]: Don't try to read the value in the contents, since we
10647 don't use it. Use the template endianness when writing.
10649 2008-06-25 Cary Coutant <ccoutant@google.com>
10651 * fileread.cc (File_read::make_view): Assert on zero-length view.
10652 * object.cc (Sized_relobj::do_read_symbols): Don't try to read
10653 symbol table when there are no symbols to read.
10655 2008-06-23 Craig Silverstein <csilvers@google.com>
10657 * version.cc (version_string): Bump to 1.7
10659 2008-06-18 Craig Silverstein <csilvers@google.com>
10661 * powerpc.cc (Powerpc_relocate_functions::addr16_ha): cast
10662 constant 0xFFFF to type Valtype.
10663 (Powerpc_relocate_functions::rel16_ha): Likewise.
10665 2008-06-17 Ian Lance Taylor <iant@google.com>
10667 * output.h (Output_section::Input_section): Initialize p2align_ to
10668 zero for Output_section_data constructors.
10669 (Output_section::Input_section::addralign): If not an input
10670 section, return the alignment of the Output_section_data.
10671 * testsuite/copy_test.cc: New file.
10672 * testsuite/copy_test_1.cc: New file.
10673 * testsuite/copy_test_2.cc: New file.
10674 * testsuite/Makefile.am (check_PROGRAMS): Add copy_test.
10675 (copy_test_SOURCES, copy_test_DEPENDENCIES): New variables.
10676 (copy_test_LDFLAGS, copy_test_LDADD): New variables.
10677 (copy_test_1_pic.o, copy_test_1.so): New targets.
10678 (copy_test_2_pic.o, copy_test_2.so): New targets.
10679 * testsuite/Makefile.in: Rebuild.
10681 * script-sections.cc (Script_sections::place_orphan): Initialize
10682 local variable exact.
10684 2008-06-13 David Edelsohn <edelsohn@gnu.org>
10686 * powerpc.cc (Output_data_plt_powerpc::do_write): 8 + 4 = 0xC.
10688 2008-06-12 David Edelsohn <edelsohn@gnu.org>
10689 David S. Miller <davem@davemloft.net>
10691 * powerpc.cc: New file.
10692 * Makefile.am (TARGETSOURCES): Add powerpc.cc
10693 (ALL_TARGETOBJS): Add powerpc.$(OBJEXT)
10694 * configure.tgt: Add entries for powerpc-* and powerpc64-*.
10695 * Makefile.in: Rebuild.
10697 2008-06-09 Ian Lance Taylor <iant@google.com>
10699 * testsuite/relro_test.cc: Include <cstdio>, <cstdlib>, and
10701 (throwing, orig_terminate): New static variables.
10702 (terminate_handler): New static function.
10703 (t2): Set terminate handler.
10705 2008-06-05 Kris Van Hees <kris.van.hees@oracle.com>
10708 * binary.cc (Binary_to_elf::sized_convert): Fix .data
10711 2008-05-30 Cary Coutant <ccoutant@google.com>
10713 * archive.cc (Archive::include_all_members) Correct to step
10714 over symbol table and extended name table in thin archives.
10716 2008-05-29 Kris Van Hees <kris.van.hees@oracle.com>
10719 * target-reloc.h (relocate_for_relocatable): Fix new_offset
10722 2008-05-28 Caleb Howe <cshowe@google.com>
10724 * reduced_debug_output.cc: New file.
10725 * reduced_debug_output.h: New file.
10726 * options.h (class General_options): Add --strip-debug-non-line.
10727 * options.cc (General_options::finalize): Add strip_debug_non_line
10728 to the strip heirarchy.
10729 * layout.h (class Layout): Add debug_abbrev_ and debug_info_
10731 * layout.cc: Include "reduced_debug_output.h".
10732 (Layout::Layout): Initialize new fields.
10733 (line_only_debug_sections): New static array.
10734 (is_lines_only_debug_sections): New static inline function.
10735 (Layout::include_section): Handle --strip-debug-non-line.
10736 (Layout::make_output_section): If --strip-debug-non-line, build
10737 new output sections for .debug_abbrev and .debug_info.
10738 * dwarf_reader.cc (read_unsigned_LEB_128): Move to namespace
10739 gold. Warn about possible overflow.
10740 (read_signed_LEB_128): Likewise.
10741 * dwarf_reader.h: (read_unsigned_LEB_128): Declare.
10742 (read_signed_LEB_128): Declare.
10743 * Makefile.am (CCFILES): Add reduced_debug_output.cc.
10744 (HFILES): Add reduced_debug_output.h.
10745 * Makefile.in: Rebuild.
10747 2008-05-21 Ian Lance Taylor <iant@google.com>
10749 * mapfile.cc: New file.
10750 * mapfile.h: New file.
10751 * options.h (class General_options): Add -M/--print-map and -Map.
10752 * options.cc (General_options::finalize): Make -M equivalent to
10754 * main.cc: Include <cstdio> and "mapfile.h".
10755 (main): Open mapfile if requested.
10756 * gold.cc (class Middle_runner): Add mapfile_ field. Update
10757 constructor. Change caller.
10758 (queue_initial_tasks): Add mapfile parameter. Change caller.
10759 (queue_middle_tasks): Likewise.
10760 * gold.h (queue_initial_tasks, queue_middle_tasks): Update
10762 * archive.cc: Include "mapfile.h".
10763 (Archive::add_symbols): Add mapfile parameter. Change all
10764 callers. Pass mapfile, symbol, and reason to include_member.
10765 (Archive::include_all_members): Add mapfile parameter. Change all
10767 (Archive::include_member): Add mapfile, sym, and why parameters.
10768 Change all callers. Report inclusion to map file.
10769 * archive.h: Include "fileread.h".
10770 (class Archive): Update declarations.
10771 (Archive::file): New const method.
10772 (class Add_archive_symbols): Add mapfile_ field. Update
10773 constructor. Change all callers.
10774 * readsyms.h (class Read_symbols): Likewise.
10775 (class Finish_group): Likewise.
10776 (class Read_script): Likewise.
10777 * common.cc: Include "mapfile.h".
10778 (Symbol_table::allocate_commons): Add mapfile parameter. Change
10780 (Symbol_table::do_allocate_commons): Likewise.
10781 (Symbol_table::do_allocate_commons_list): Likewise. Report common
10782 symbol allocation to mapfile.
10783 * common.h (class Allocate_commons_task): Add mapfile_ field.
10784 Update constructor. Change all callers.
10785 * symtab.h (class Symbol_table): Update declarations.
10786 * layout.cc: Include "mapfile.h".
10787 (Layout_task_runner::run): Print information to mapfile.
10788 (Layout::create_gold_note): Change Output_data_fixed_space to
10789 Output_data_zero_fill.
10790 (Layout::create_build_id): Likewise.
10791 (Layout::print_to_mapfile): New function.
10792 * layout.h (class Layout_task_runner): Add mapfile_ field. Update
10793 constructor. Change caller.
10794 (class Layout): Declare print_to_mapfile.
10795 * output.cc (Output_section::Input_section::print_to_mapfile): New
10797 (Output_section::add_input_section): If producing a map, always
10798 add to input_sections_ list.
10799 (Output_section::do_print_to_mapfile): New function.
10800 (Output_segment::print_sections_to_mapfile): New function.
10801 (Output_segment::print_section_list_to_mapfile): New function.
10802 * output.h: Include "mapfile.h".
10803 (Output_data::print_to_mapfile): New function.
10804 (Output_data::do_print_to_mapfile): New virtual function.
10805 (Output_segment_headers::do_print_to_mapfile): New function.
10806 (Output_file_header::do_print_to_mapfile): New function.
10807 (Output_data_const::do_print_to_mapfile): New function.
10808 (class Output_data_const_buffer): Add map_name_ field. Update
10809 constructor. Change all callers. Add do_print_to_mapfile
10811 (class Output_data_fixed_space): Likewise.
10812 (class Output_data_space): Likewise.
10813 (class Output_data_zero_fill): New class.
10814 (Output_data_strtab::do_print_to_mapfile): New function.
10815 (Output_data_reloc_base::do_print_to_mapfile): New function.
10816 (Output_relocatable_relocs::do_print_to_mapfile): New function.
10817 (Output_data_group::do_print_to_mapfile): New function.
10818 (Output_data_got::do_print_to_mapfile): New function.
10819 (Output_data_dynamic::do_print_to_mapfile): New function.
10820 (Output_symtab_xindex::do_print_to_mapfile): New function.
10821 (class Output_section): Declare do_print_to_mapflie. Declare
10822 print_to_mapfile in Input_section.
10823 (class Output_segment): Declare new functions.
10824 * object.h (Sized_relobj::symbol_count): New function.
10825 * script-sections.cc
10826 (Output_section_element_dot_assignment::set_section_addresses):
10827 Change Output_data_fixed_space to Output_data_zero_fill.
10828 (Output_data_expression::do_print_to_mapfile): New function.
10829 * script.cc (read_input_script): Add mapfile parameter. Change
10831 * script.h (read_input_script): Update declaration.
10832 * ehframe.h (Eh_frame_hdr::do_print_to_mapfile): New function.
10833 (Eh_frame::do_print_to_mapfile): New function.
10834 * merge.h (Output_merge_data::do_print_to_mapfile): New function.
10835 (Output_merge_string::do_print_to_mapfile): New function.
10836 * i386.cc (Output_data_plt_i386::do_print_to_mapfile): New
10838 * sparc.cc (Output_data_plt_sparc::do_print_to_mapfile): New
10840 * x86_64.cc (Output_data_plt_x86_64::do_print_to_mapfile): New
10842 * Makefile.am (CCFILES): Add mapfile.cc.
10843 (HFILES): Add mapfile.h.
10844 * Makefile.in: Rebuild.
10846 2008-05-19 Ian Lance Taylor <iant@google.com>
10848 * options.h (class General_options): Add -z relro.
10849 * layout.cc (Layout::Layout): Initialize relro_segment_.
10850 (Layout::add_output_section_data): Return the output section.
10851 (Layout::make_output_section): Rcognize relro sections and mark
10852 them appropriately.
10853 (Layout::attach_allocated_section_to_segment): Put relro sections
10854 in a PT_GNU_RELRO segment.
10855 (Layout::create_initial_dynamic_sections): Mark the .dynamic
10857 (Layout::segment_precedes): Sort PT_GNU_RELRO segments after
10859 (Layout::linkonce_mapping): Map d.rel.ro.local to
10860 .data.rel.ro.local.
10861 (Layout::output_section_name): Us .data.rel.ro.local for any
10862 section which begins with that.
10863 * layout.h (class Layout): Update add_output_section_data
10864 declaration. Add relro_segment_ field.
10865 * output.cc (Output_section::Output_section): Initialize is_relro_
10866 and is_relro_local_ fields.
10867 (Output_segment::add_output_section): Group relro sections.
10868 (Output_segment::is_first_section_relro): New function.
10869 (Output_segment::maximum_alignment): If there is a relro section,
10870 align the segment to the common page size.
10871 (Output_segment::set_section_addresses): Track whether we are
10872 looking at relro sections. If the last section is a relro
10873 section, align to the common page size.
10874 (Output_segment::set_section_list_addresses): Add in_relro
10875 parameter. Change all callers. Align to the page size when
10876 moving from relro to non-relro section.
10877 (Output_segment::set_offset): Align memsz of a PT_GNU_RELRO
10879 * output.h (class Output_section): Add is_relro_ and
10880 is_relro_local_ fields.
10881 (Output_section::is_relro): New function.
10882 (Output_section::set_is_relro): New function.
10883 (Output_section::is_relro_local): New function.
10884 (Output_section::set_is_relro_local): New function.
10885 (class Output_segment): Update declarations.
10886 * i386.cc (Target_i386::got_section): Mark .got section as relro.
10887 * sparc.cc (Target_sparc::got_section): Likewise.
10888 * x86_64.cc (Target_x86_64::got_section): Likewise.
10889 * testsuite/relro_test_main.cc: New file.
10890 * testsuite/relro_test.cc: New file.
10891 * testsuite/Makefile.am (check_PROGRAMS): Add relro_test.
10892 (relro_test_SOURCES, relro_test_DEPENDENCIES): New variables.
10893 (relro_test_LDFLAGS, relro_test_LDADD): New variables.
10894 (relro_test.so, relro_test_pic.o): New targets.
10895 * testsuite/Makefile.in: Rebuild.
10897 2008-05-16 Ian Lance Taylor <iant@google.com>
10899 * output.cc (Output_segment::add_output_section): Remove front
10901 * output.h (class Output_segment): Remove
10902 add_initial_output_section and overloaded add_output_section.
10903 Update declaration of remaining add_output_section.
10904 * layout.cc (Layout::create_interp): Call add_output_section
10905 rather than add_initial_output_section.
10906 (Layout::finish_dynamic_section): Likewise.
10908 * i386.cc (Target_i386::Relocate::relocate_tls): Set dynamic type
10909 for TLS_GOTDESC and TLS_DESC_CALL. Only optimize TLS_LDO_32 if we
10910 know the dynamic type.
10911 * x86_64.cc (Target_x86_64::Relocate): Add saw_tls_block_reloc_
10912 field. Initialize it in constructor.
10913 (Target_x86_64::Relocate::relocate_tls): Record that we saw a TLS
10914 block reloc for TLSGD, GOTPC32_TLSDESC, TLSDESC_CALL, and TLSLD.
10915 Only optimize DTPOFF32 and DTPOFF64 if we have seen a TLS block
10918 * output.cc (Output_reloc::get_address): Change return type to
10920 * output.h (class Output_reloc): Update get_address declaration.
10921 * x86_64.cc (Output_data_plt_x86_64::do_write): Use 64-bit types
10922 for section addresses.
10924 2008-05-09 Ian Lance Taylor <iant@google.com>
10927 * gold.cc (gold_nomem): Use return value of write.
10929 2008-05-08 Ian Lance Taylor <iant@google.com>
10931 * symtab.c (Symbol::init_base_output_data): Add version
10932 parameter. Change all callers.
10933 (Symbol::init_base_output_segment): Likewise.
10934 (Symbol::init_base_constant): Likewise.
10935 (Symbol::init_base_undefined): Likewise.
10936 (Sized_symbol::init_output_data): Likewise.
10937 (Sized_symbol::init_output_segment): Likewise.
10938 (Sized_symbol::init_constant): Likewise.
10939 (Sized_symbol::init_undefined): Likewise.
10940 (Symbol_table::do_define_in_output_data): If the new symbol has a
10941 version, mark it as the default.
10942 (Symbol_table::do_define_in_output_segment): Likewise.
10943 (Symbol_table::do_define_as_constant): Likewise.
10944 * symtab.h (class Symbol): Update declarations.
10945 (class Sized_symbol): Likewise.
10946 * resolve.cc (Symbol::override_version): New function.
10947 (Symbol::override_base): Call override_version.
10948 (Symbol::override_base_with_special): Likewise.
10949 * testsuite/ver_script_8.script: New file.
10950 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_8.
10951 (ver_test_8_SOURCES, ver_test_8_DEPENDENCIES): Define.
10952 (ver_test_8_LDFLAGS, ver_test_8_LDADD): Define.
10953 (ver_test_8_1.so, ver_test_8_2.so): New targets.
10955 2008-05-06 Ian Lance Taylor <iant@google.com>
10958 * options.h (DEFINE_set): Add VARNAME_begin and VARNAME_end
10960 (class General_options): Remove existing --undefined, and add
10961 --no-undefined instead. Add new --undefined as synonym for -u.
10962 * archive.cc (Archive::add_symbols): Check whether symbol was
10964 * gold.cc (queue_middle_tasks): Add -u symbols to symbol table.
10965 * symtab.h (class Symbol): Rename CONSTANT to IS_CONSTANT; change
10966 all uses. Add IS_UNDEFINED. Update declarations to split
10967 different versions of init_base. Declare init_base_undefined.
10968 (Symbol::is_defined): Handle IS_UNDEFINED.
10969 (Symbol::is_undefined): Likewise.
10970 (Symbol::is_weak_undefined): Call is_undefined.
10971 (Symbol::is_absolute): Handle IS_CONSTANT.
10972 (class Sized_symbol): Update declarations to split different
10973 versions of init. Declare init_undefined.
10974 (class Symbol_table): Declare new functions.
10975 * symtab.cc (Symbol::init_base_object): Rename from init_base.
10976 Change all callers.
10977 (Symbol::init_base_output_data): Likewise.
10978 (Symbol::init_base_output_segment): Likewise.
10979 (Symbol::init_base_constant): Likewise.
10980 (Symbol::init_base_undefined): New function.
10981 (Sized_symbol::init_object): Rename from init. Change all
10983 (Sized_symbol::init_output_data): Likewise.
10984 (Sized_symbol::init_output_segment): Likewise.
10985 (Sized_symbol::init_constant): Likewise.
10986 (Sized_symbol::init_undefined): New function.
10987 (Symbol_table::add_undefined_symbols_from_command_line): New
10989 (Symbol_table::do_add_undefined_symbols_from_command_line): New
10991 (Symbol::final_value_is_known): Handle IS_UNDEFINED.
10992 (Symbol::output_section): Likewise.
10993 (Symbol::set_output_section): Likewise.
10994 (Symbol_table::sized_finalize_symbol): Likewise.
10995 (Symbol_table::sized_write_globals): Likewise.
10996 * resolve.cc (Symbol_table::should_override): Likewise.
10997 (Symbol::override_base_with_special): Likewise.
10999 * symtab.cc (Symbol_table::add_from_dynobj): If we see a protected
11000 symbol, change it to have default visibility.
11001 * testsuite/protected_1.cc: New file.
11002 * testsuite/protected_2.cc: New file.
11003 * testsuite/protected_3.cc: New file.
11004 * testsuite/protected_main_1.cc: New file.
11005 * testsuite/protected_main_2.cc: New file.
11006 * testsuite/protected_main_3.cc: New file.
11007 * testsuite/Makefile.am (check_PROGRAMS): Add protected_1.
11008 (protected_1_SOURCES, protected_1_DEPENDENCIES): Define.
11009 (protected_1_LDFLAGS, protected_1_LDADD): Define.
11010 (protected_1.so): New target.
11011 (protected_1_pic.o, protected_2_pic.o): New targets.
11012 (protected_3_pic.o): New target.
11013 (check_PROGRAMS): Add protected_2.
11014 (protected_2_SOURCES, protected_2_DEPENDENCIES): Define.
11015 (protected_2_LDFLAGS, protected_2_LDADD): Define.
11016 * testsuite/Makefile.in: Rebuild.
11018 * options.h (DEFINE_var): Add set_user_set_##varname__.
11019 (DEFINE_bool_alias): New macro.
11020 (class General_options): Define -Bstatic using DEFINE_bool_alias
11021 rather than DEFINE_special. Add --undefined as an alias for -z
11023 * options.cc (General_options::parse_Bstatic): Remove.
11025 * options.h (class General_options): Add --fatal-warnings.
11026 * main.cc (main): Implement --fatal-warnings.
11027 * errors.h (Errors::warning_count): New function.
11029 * options.h (class General_options): Add -Bsymbolic-functions.
11030 * symtab.h (Symbol::is_preemptible): Check for
11031 -Bsymbolic-functions.
11033 2008-05-05 Ian Lance Taylor <iant@google.com>
11035 * options.h (DEFINE_bool): For DASH_Z, create the negative option
11036 as noVARNAME rather than no-VARNAME.
11037 (class General_options): Add option -z combreloc.
11038 * output.h (class Output_reloc) [SHT_REL]: Declare compare and
11040 (Output_reloc::sort_before) [SHT_REL]: New function.
11041 (Output_reloc::sort_before) [SHT_RELA]: New function.
11042 (class Output_data_reloc_base): Add sort_relocs_ field. Define
11043 Sort_relocs_comparison.
11044 (Output_data_reloc_base::Output_data_reloc_base): Add sort_relocs
11045 parameter. Change all callers.
11046 (Output_data_reloc::Output_data_reloc) [both versions]: Add
11047 sort_relocs parameter. Change all callers.
11048 * output.cc (Output_reloc::get_address): New function, broken out
11050 (Output_reloc::write_rel): Call it.
11051 (Output_reloc::compare): New function.
11052 (Output_data_reloc_base::do_write): Optionally sort relocs.
11054 * configure.ac: If targ_extra_obj is set, link it in.
11055 * configure.tgt: Initialize all variables.
11056 (x86_64*): Set targ_extra_obj and targ_extra_size.
11057 * configure: Rebuild.
11059 * object.cc (Sized_relobj::include_section_group): Adjust section
11060 indexes read from group data. Build vector to pass to
11062 * layout.cc (Layout::layout_group): Add flags and shndxes
11063 parameters. Remove contents parameter. Change caller. Update
11064 explicit instantiations.
11065 * layout.h (class Layout): Update layout_group declaration.
11066 * output.cc (Output_data_group::Output_data_group): Add flags and
11067 input_shndxes parameters. Remove contents parameter. Change
11069 (Output_data_group::do_write): Change input_sections_ to
11071 * output.h (class Output_data_group): Update constructor
11072 declaration. Rename input_sections_ to input_shndxes_.
11073 * testsuite/many_sections_test.cc: Add template.
11075 2008-04-30 Cary Coutant <ccoutant@google.com>
11077 * target-reloc.h (relocate_section): Fix dead-pointer bug.
11079 * layout.cc (Layout::include_section): Refactored check for debug
11081 (Layout::add_comdat): Add new parameters. Change type
11082 of signature parameter. Add object and shndx to signatures table.
11083 (Layout::find_kept_object): New function.
11084 * layout.h: Include <cstring>.
11085 (Layout::is_debug_info_section): New function.
11086 (Layout::add_comdat): Add new parameters.
11087 (Layout::find_kept_object): New function.
11088 (Layout::Kept_section): New struct.
11089 (Layout::Signatures): Change type of map range.
11090 * object.cc (Relobj::output_section_address): New function.
11091 (Sized_relobj::include_section_group): Add new parameters. Change
11092 calls to Layout::add_comdat. Change to build table of kept comdat
11093 groups and table mapping discarded sections to kept sections.
11094 (Sized_relobj::include_linkonce_section): Likewise. Add new parameter.
11095 (Sized_relobj::do_layout): Change calls to include_section_group and
11096 include_linkonce_section.
11097 (Sized_relobj::do_finalize_local_symbols): Do not set local symbol
11098 value to zero when section is discarded.
11099 (Sized_relobj::map_to_kept_section): New function.
11100 * object.h (Relobj::output_section_address): New function.
11101 (Relobj::Comdat_group): New type.
11102 (Relobj::find_comdat_group): New function.
11103 (Relobj::Comdat_group_table): New type.
11104 (Relobj::Kept_comdat_section): New type.
11105 (Relobj::Kept_comdat_section_table): New type.
11106 (Relobj::add_comdat_group): New function.
11107 (Relobj::set_kept_comdat_section): New function.
11108 (Relobj::get_kept_comdat_section): New function.
11109 (Relobj::comdat_groups_): New field.
11110 (Relobj::kept_comdat_sections_): New field.
11111 (Symbol_value::input_value): Update comment.
11112 (Sized_relobj::map_to_kept_section) New function.
11113 (Sized_relobj::include_linkonce_section): Add new parameter.
11114 * target-reloc.h (Comdat_behavior): New type.
11115 (get_comdat_behavior): New function.
11116 (relocate_section): Add code to map a discarded section to the
11117 corresponding kept section when applying a relocation.
11119 2008-04-30 Craig Silverstein <csilvers@google.com>
11121 * dwarf_reader.cc (next_generation_count): New static var.
11122 (Addr2line_cache_entry): New struct.
11123 (addr2line_cache): New static var.
11124 (Dwarf_line_info::one_addr2line): Added caching.
11125 (Dwarf_line_info::clear_addr2line_cache): New function.
11126 * dwarf_reader.h (Dwarf_line_info::one_addr2line): Add
11127 cache-size parameter.
11128 (Dwarf_line_info::one_addr2line_cache): New function.
11129 * symtab.cc (Symbol_table::detect_odr_violations): Pass
11130 new cache-size argument to one_addr2line(), and clear cache.
11132 2008-04-28 Cary Coutant <ccoutant@google.com>
11134 * i386.cc (Relocate::relocate): Fix typos for R_386_PC16 and
11135 R_386_PC8 relocations.
11137 2008-04-23 Ian Lance Taylor <iant@google.com>
11139 * object.cc (Sized_relobj::include_section_group): Check for
11140 invalid section group.
11142 * object.cc (make_elf_object): Correct test for 64-bit ELF file
11145 * readsyms.cc (Read_symbols::do_read_symbols): Use get_view rather
11146 than read for file header.
11147 * archive.cc (Archive::include_member): Likewise.
11149 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11151 * aclocal.m4: Regenerate.
11152 * configure: Regenerate.
11154 2008-04-19 Ian Lance Taylor <iant@google.com>
11156 * version.cc (version_string): Bump to 1.6.
11158 * testsuite/Makefile.am (many_sections_r_test): New target.
11159 (many_sections_r_test_SOURCES): Remove.
11160 (many_sections_r_test_DEPENDENCIES): Remove.
11161 (many_sections_r_test_LDFLAGS): Remove.
11162 (many_sections_r_test_LDADD): Remove.
11164 * object.cc (Sized_relobj::do_add_symbols): Always pass
11165 local_symbol_count_ to add_from_relobj.
11167 * testsuite/Makefile.am (many_sections_check.h): Only check one in
11168 every thousand variables.
11169 * testsuite/Makefile.in: Rebuild.
11171 * object.cc (Xindex::initialize_symtab_xindex): New function.
11172 (Xindex::read_symtab_xindex): New function.
11173 (Xindex::sym_xindex_to_shndx): New function.
11174 (Sized_relobj::find_symtab): Pick up SHT_SYMTAB_SHNDX section if
11176 (Sized_relobj::do_initialize_xindex): New function.
11177 (Sized_relobj::do_read_symbols): Adjust section links.
11178 (Sized_relobj::symbol_section_and_value): Add is_ordinary
11179 parameter. Change all callers.
11180 (Sized_relobj::include_section_group): Adjust section links and
11181 symbol section indexes.
11182 (Sized_relobj::do_layout): Adjust section links.
11183 (Sized_relobj::do_count_local_symbols): Adjust section links and
11184 symbol section indexes.
11185 (Sized_relobj::do_finalize_local_symbols): Distinguish between
11186 ordinary and special symbols.
11187 (Sized_relobj::write_local_symbols): Add symtab_xindex and
11188 dynsym_xindex parameters. Change all callers. Adjust section
11189 links. Use SHN_XINDEX when needed.
11190 (Sized_relobj::get_symbol_location_info): Adjust section links.
11191 Don't get fooled by special symbols.
11192 * object.h (class Xindex): Define.
11193 (class Object): Add xindex_ parameter. Declare virtual functoin
11194 do_initialize_xindex.
11195 (Object::adjust_sym_shndx): New function.
11196 (Object::set_xindex): New protected function.
11197 (class Symbol_value): Add is_ordinary_shndx_ field.
11198 (Symbol_value::Symbol_value): Initialize is_ordinary_shndx_.
11199 (Symbol_value::value): Assert ordinary section.
11200 (Symbol_value::initialize_input_to_output_map): Likewise.
11201 (Symbol_value::set_input_shndx): Add is_ordinary parameter.
11202 Change all callers.
11203 (Symbol_value::input_shndx): Add is_ordinary parameter. Change
11205 (class Sized_relobj): Update declarations.
11206 (Sized_relobj::local_symbol_input_shndx): Add is_ordinary
11207 parameter. Change all callers.
11208 (Sized_relobj::adjust_shndx): New function.
11209 * dynobj.cc (Sized_dynobj::Sized_dynobj): Initialize dynsym_shndx_
11211 (Sized_dynobj::find_dynsym_sections): Remove pdynsym_shndx
11212 parameter. Change all callers. Pick up SHT_DYNSYM_SHNDX section
11213 for SHT_DYNSYM section if available. Set dynsym_shndx_ field.
11214 (Sized_dynobj::read_dynsym_section): Adjust section links.
11215 (Sized_dynobj::read_dynamic): Likewise.
11216 (Sized_dynobj::do_read_symbols): Use dynsym_shndx_ field. Adjust
11218 (Sized_dynobj::do_initialize_xindex): New function.
11219 * dynobj.h (class Sized_dynobj): Add dynsym_shndx_ field. Declare
11220 do_initialize_xindex.
11221 (Sized_dynobj::adjust_shndx): New function.
11222 * layout.cc (Layout::Layout): Initialize symtab_xindex_ and
11223 dynsym_xindex_ fields.
11224 (Layout::finalize): Add a call to set_section_indexes before
11225 creating the symtab sections.
11226 (Layout::set_section_indexes): Don't do anything if the section
11227 already has a section index.
11228 (Layout::create_symtab_sections): Add shnum parameter. Change
11229 caller. Create .symtab_shndx section if needed.
11230 (Layout::create_shdrs): Add shstrtab_section parameter. Change
11232 (Layout::allocated_output_section_count): New function.
11233 (Layout::create_dynamic_symtab): Create .dynsym_shndx section if
11235 * layout.h (class Layout): Add symtab_xindex_ and dynsym_xindex_
11236 fields. Update declarations.
11237 (Layout::symtab_xindex): New function.
11238 (Layout::dynsym_xindex): New function.
11239 (class Write_symbols_task): Add layout_ field.
11240 (Write_symbols_task::Write_symbols_task): Add layout parameter.
11242 * output.cc (Output_section_headers::Output_section_headers): Add
11243 shstrtab_section parameter. Change all callers.
11244 (Output_section_headers::do_sized_write): Store overflow values
11245 for section count and section string table section index in
11246 section header zero.
11247 (Output_file_header::do_sized_write): Check for overflow of
11248 section count and section string table section index.
11249 (Output_symtab_xindex::do_write): New function.
11250 (Output_symtab_xindex::endian_do_write): New function.
11251 * output.h (class Output_section_headers): Add shstrtab_section_.
11252 Update declarations.
11253 (class Output_symtab_xindex): Define.
11254 (Output_section::has_out_shndx): New function.
11255 * symtab.cc (Symbol::init_fields): Initialize is_ordinary_shndx_
11257 (Symbol::init_base): Add st_shndx and is_ordinary parameters.
11258 Change all callers.
11259 (Sized_symbol::init): Likewise.
11260 (Symbol::output_section): Check for ordinary symbol.
11261 (Symbol_table::add_from_object): Remove orig_sym parameter. Add
11262 st_shndx, is_ordinary, and orig_st_shndx parameters. Change all
11264 (Symbol_table::add_from_relobj): Add symndx_offset parameter.
11265 Change all callers. Simplify handling of symbols from sections
11266 not included in the link.
11267 (Symbol_table::add_from_dynobj): Handle ordinary symbol
11269 (Weak_alias_sorter::operator()): Assert that symbols are
11271 (Symbol_table::sized_finalize_symbol): Handle ordinary symbol
11273 (Symbol_table::write_globals): Add symtab_xindex and dynsym_xindex
11274 parameters. Change all callers.
11275 (Symbol_table::sized_write_globals): Likewise. Handle ordinary
11276 symbol distinction. Use SHN_XINDEX when needed.
11277 (Symbol_table::write_section_symbol): Add symtab_xindex
11278 parameter. Change all callers.
11279 (Symbol_table::sized_write_section_symbol): Likewise. Use
11280 SHN_XINDEX when needed.
11281 * symtab.h (class Symbol): Add is_ordinary_shndx_ field. Update
11283 (Symbol::shndx): Add is_ordinary parameter. Change all callers.
11284 (Symbol::is_defined): Check is_ordinary.
11285 (Symbol::is_undefined, Symbol::is_weak_undefined): Likewise.
11286 (Symbol::is_absolute, Symbol::is_common): Likewise.
11287 (class Sized_symbol): Update declarations.
11288 (class Symbol_table): Update declarations.
11289 * resolve.cc (Symbol::override_base): Add st_shndx and is_ordinary
11290 parameters. Change all callers.
11291 (Sized_symbol::override): Likewise.
11292 (Symbol_table::override): Likewise.
11293 (symbol_to_bits): Add is_ordinary parameter. Change all callers.
11294 (Symbol_table::resolve): Remove orig_sym parameter. Add st_shndx,
11295 is_ordinary, and orig_st_shndx parameters. Change all callers.
11296 * copy-relocs.cc (Copy_relocs::emit_copy_reloc): Require symbol
11297 to be in an ordinary section.
11298 * dwarf_reader.cc (Sized_dwarf_line_info::symbol_section): Add
11299 object and is_ordinary parameters. Change all callers.
11300 (Sized_dwarf_line_info::read_relocs): Add object parameter.
11301 Change all callers. Don't add undefined or non-ordinary symbols
11303 (Sized_dwarf_line_info::read_line_mappings): Add object parameter.
11304 Change all callers.
11305 * dwarf_reader.h (class Sized_dwarf_line_info): Update
11307 * ehframe.cc (Eh_frame::read_fde): Check for ordinary symbol.
11308 * reloc.cc (Sized_relobj::do_read_relocs): Adjust section links.
11309 (Sized_relobj::relocate_sections): Likewise.
11310 * target-reloc.h (scan_relocs): Adjust section symbol index.
11311 (scan_relocatable_relocs): Likewise.
11312 * i386.cc (Scan::local): Check for ordinary symbols.
11313 * sparc.cc (Scan::local): Likewise.
11314 * x86_64.cc (Scan::local): Likewise.
11315 * testsuite/binary_unittest.cc (Sized_binary_test): Update calls
11316 to symbol_section_and_value.
11317 * testsuite/many_sections_test.cc: New file.
11318 * testsuite/Makefile.am (BUILT_SOURCES): Define.
11319 (check_PROGRAMS): Add many_sections_test.
11320 (many_sections_test_SOURCES): Define.
11321 (many_sections_test_DEPENDENCIES): Define.
11322 (many_sections_test_LDFLAGS): Define.
11323 (BUILT_SOURCES): Add many_sections_define.h.
11324 (many_sections_define.h): New target.
11325 (BUILT_SOURCES): Add many_sections_check.h.
11326 (many_sections_check.h): New target.
11327 (check_PROGRAMS): Add many_sections_r_test.
11328 (many_sections_r_test_SOURCES): Define.
11329 (many_sections_r_test_DEPENDENCIES): Define.
11330 (many_sections_r_test_LDFLAGS): Define.
11331 (many_sections_r_test_LDADD): Define.
11332 (many_sections_r_test.o): New target.
11333 * testsuite/Makefile.in: Rebuild.
11335 2008-04-17 Cary Coutant <ccoutant@google.com>
11337 * errors.cc (Errors::info): New function.
11338 (gold_info): New function.
11339 * errors.h (Errors::info): New function.
11340 * gold.h (gold_info): New function.
11341 * object.cc (Input_objects::add_object): Print trace output.
11342 * options.cc (options::parse_set): New function.
11343 (General_options::parse_wrap): Deleted.
11344 (General_options::General_options): Deleted initializer.
11345 * options.h (options::String_set): New typedef.
11346 (options::parse_set): New function.
11347 (DEFINE_set): New macro.
11348 (General_options::wrap): Changed to use DEFINE_set. Changed
11349 callers of any_wrap_symbols and is_wrap_symbol.
11350 (General_options::trace, General_options::trace_symbol):
11352 (General_options::any_wrap_symbols, General_options::is_wrap_symbol)
11353 (General_options::wrap_symbols_): Deleted.
11354 * symtab.cc (Symbol_table::add_from_object): Print trace output.
11356 2008-04-17 David S. Miller <davem@davemloft.net>
11358 * options.cc (General_options::parse_V): New function.
11359 * options.h: Add entries for -V and -Qy.
11361 2008-04-17 Ian Lance Taylor <iant@google.com>
11363 * common.cc (Symbol_table::allocate_commons): Remove options
11364 parameter. Change caller.
11365 (Symbol_table::do_allocate_commons): Remove options parameter.
11366 Change caller. Just call do_allocate_commons_list twice.
11367 (Symbol_table::do_allocate_commons_list): New function, broken out
11368 of do_allocate_commons.
11369 * common.h (class Allocate_commons_task): Remove options_ field.
11370 Update constructor.
11371 * symtab.cc (Symbol_table::Symbol_table): Initialize
11373 (Symbol_table::add_from_object): Put TLS common symbols on
11375 (Symbol_table::sized_finalize_symbol): Handle STT_TLS symbols
11376 which are IN_OUTPUT_DATA.
11377 * symtab.h (class Symbol_table): Add tls_commons_ field. Update
11378 allocate_commons and do_allocate_commons declarations. Declare
11379 do_allocate_commons_list.
11380 * gold.cc (queue_middle_tasks): Update creation of
11381 Allocate_commons_task to not pass options.
11382 * testsuite/Makefile.am (INCLUDES): Add -I.. .
11383 (TLS_TEST_C_FLAGS): New variable.
11384 (tls_test_c_pic.o): New target.
11385 (tls_test_shared.so): Link in tls_test_c_pic.o.
11386 (tls_test_c_pic_ie.o): New target.
11387 (tls_test_ie_shared.so): Link in tls_test_c_pic_ie.o.
11388 (tls_test_DEPENDENCIES, tls_test_LDADD): Add tls_test_c.o.
11389 (tls_test_c.o): New target.
11390 (tls_pic_test_DEPENDENCIES): Add tls_test_c_pic.o.
11391 (tls_pic_test_LDADD): Likewise.
11392 (tls_shared_gd_to_ie_test_DEPENDENCIES): Add tls_test_c_pic.o.
11393 (tls_shared_gd_to_ie_test_LDADD): Likewise.
11394 (tls_test_c_gnu2.o): New target.
11395 (tls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): Add
11397 (tls_shared_gnu2_gd_to_ie_test_LDADD): Likewise.
11398 (tls_test_gnu2_shared.so): Link in tls_test_c_gnu2.o.
11399 (tls_test_shared_nonpic.so): Link in tls_test_c.o.
11400 * testsuite/tls_test.cc: Include "config.h".
11401 (t_last): Call t11_last.
11402 * testsuite/tls_test.h (t11, t11_last): Declare.
11403 * testsuite/tls_test_c.c: New file.
11404 * testsuite/tls_test_main.cc (thread_routine): Call t11.
11405 * configure.ac: Check for OpenMP support.
11406 * configure, config.in, Makefile.in: Rebuild.
11407 * testsuite/Makefile.in: Rebuild.
11409 2008-04-16 Cary Coutant <ccoutant@google.com>
11411 * i386.cc (Target_i386::define_tls_base_symbol): New function.
11412 (Target_i386::tls_base_symbol_defined_): New field.
11413 (Target_i386::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11414 (Target_i386::Scan::global): Likewise.
11415 * symtab.cc (sized_finalize_symbol): Add check for TLS symbol.
11416 * x86_64.cc (Target_x86_64::define_tls_base_symbol): New function.
11417 (Target_x86_64::tls_base_symbol_defined_): New field.
11418 (Target_x86_64::Scan::local): Define _TLS_MODULE_BASE_ symbol.
11419 (Target_x86_64::Scan::global): Likewise.
11421 2008-04-16 Cary Coutant <ccoutant@google.com>
11423 * symtab.h (Symbol::is_strong_undefined): Removed unused function.
11424 (Symbol::needs_plt_entry): Allow weak undefined symbols.
11425 (Symbol::needs_dynamic_reloc): Allow weak undefined symbols when
11426 building shared libraries.
11427 * testsuite/Makefile.am (weak_undef_nonpic_test): New target.
11428 (weak_undef_file1_nonpic.o, weak_undef_file2_nonpic.o)
11429 (weak_undef_lib_nonpic.so, alt/weak_undef_lib_nonpic.so): New targets.
11430 * testsuite/Makefile.in: Rebuild.
11431 * testsuite/weak_undef.h: New file.
11432 * testsuite/weak_undef_file1.cc: Add extra test cases.
11433 * testsuite/weak_undef_file2.cc: Likewise.
11434 * testsuite/weak_undef_test.cc: Likewise.
11436 2008-04-16 David S. Miller <davem@davemloft.net>
11438 * sparc.cc (Target_sparc::Scan): Change from struct to class.
11439 Add issued_non_pic_error_ field. Declare check_non_pic.
11440 (Target_sparc::Scan::check_non_pic): New function.
11441 (Target_sparc::Scan::local): Call check_non_pic as appropriate.
11442 (Target_sparc::Scan::global): Likewise.
11444 * configure.ac (FN_PTRS_IN_SO_WITHOUT_PIC): Add sparc64.
11445 * configure: Rebuild.
11447 * options.h (DEFINE_enable): New macro.
11448 (new_dtags): New enable option.
11449 (initfirst, interpose, loadfltr, nodefaultlib,
11450 nodelete, nodlopen, nodump): New -z options.
11451 * layout.cc (Layout:finish_dynamic_section): If new
11452 dtags enabled, emit DT_RUNPATH. Also, emit a
11453 DT_FLAGS_1 containing any specified -z flags.
11455 2008-04-16 Ian Lance Taylor <iant@google.com>
11457 * copy-relocs.cc: New file.
11458 * copy-relocs.h: New file.
11459 * reloc.cc: Remove Copy_relocs code.
11460 * reloc.h: Likewise.
11461 * reloc-types.h (struct Reloc_types) [both versions]: Add
11462 get_reloc_addend_noerror.
11463 * output.h (class Output_data_reloc<elfcpp::SHT_REL>): Add
11464 variants of add_global which take an addend which must be zero.
11465 * i386.cc: Include "copy-relocs.h".
11466 (class Target_i386): Change type of copy_relocs_ to variable,
11467 update initializer.
11468 (Target_i386::copy_reloc): Rewrite to pass to Copy_relocs class.
11469 Change all callers.
11470 (Target_i386::do_finalize_sections): Change handling of
11472 * sparc.cc: Include "copy-relocs.h".
11473 (class Target_sparc): Change type of copy_relocs_ to variable,
11474 update initializer.
11475 (Target_sparc::copy_reloc): Rewrite to pass to Copy_relocs class.
11476 Change all callers.
11477 (Target_sparc::do_finalize_sections): Change handling of
11479 * x86_64.cc: Include "copy-relocs.h".
11480 (class Target_x86_64): Change type of copy_relocs_ to variable,
11481 update initializer.
11482 (Target_x86_64::copy_reloc): Rewrite to pass to Copy_relocs
11483 class. Change all callers.
11484 (Target_x86_64::do_finalize_sections): Change handling of
11486 * Makefile.am (CCFILES): Add copy-relocs.cc.
11487 (HFILES): Add copy-relocs.h.
11489 * Makefile.in, aclocal.m4, testsuite/Makefile.in: Rebuild.
11491 * testsuite/script_test_4.sh: Permit leading zeroes.
11493 2008-04-15 Ian Lance Taylor <iant@google.com>
11495 * script-sections.cc (Script_sections::create_segments): Use
11496 header_size_adjustment even when there is enough room for the
11498 * testsuite/script_test_4.sh: New file.
11499 * testsuite/script_test_4.t: New file.
11500 * testsuite/Makefile.am (check_SCRIPTS): Add script_test_4.sh.
11501 (check_DATA): Add script_test_4.stdout.
11502 (MOSTLYCLEANFILES): Likewise.
11503 (script_test_4): New target.
11504 (script_test_4.stdout): New target.
11505 * testsuite/Makefile.in: Rebuild.
11507 * sparc.cc: Add definitions for Output_data_plt_sparc class
11510 2008-04-14 David S. Miller <davem@davemloft.net>
11512 * sparc.cc: New file.
11513 * Makefile.am (TARGETSOURCES): Add sparc.cc
11514 (ALL_TARGETOBJS): Add sparc.$(OBJEXT)
11515 * configure.tgt: Document targ_extra_size and
11516 targ_extra_big_endian. Add entries for sparc-* and
11518 * configure.ac: Handle targ_extra_size and
11519 targ_extra_big_endian.
11520 * Makefile.in: Rebuild.
11521 * configure: Likewise.
11522 * po/POTFILES.in: Likewise.
11523 * po/gold.pot: Likewise.
11525 2008-04-14 Ian Lance Taylor <iant@google.com>
11527 * layout.cc (Layout::Layout): Initialize sections_are_attached_.
11528 (Layout::get_output_section): Ignore SHF_WRITE and SHF_EXECINSTR
11529 in the name/type/flags to section mapping. Don't call
11530 allocate_output_section.
11531 (Layout::choose_output_section): Change parameter from adjust_name
11532 to is_input_section. Don't permit input sections after sections
11533 are attached to segments. Don't call allocate_output_section.
11534 (Layout::layout_eh_frame): Call update_flags_for_input_section,
11535 not write_enable_output_section.
11536 (Layout::make_output_section): Don't push to
11537 unattached_section_list_ nor call attach_to_segment. Call
11538 attach_section_to_segment if sections are attached.
11539 (Layout::attach_sections_to_segments): New function.
11540 (Layout::attach_section_to_segment): New function.
11541 (Layout::attach_allocated_section_to_segment): Rename from
11542 attach_to_segment. Remove flags parameter.
11543 (Layout::allocate_output_section): Remove function.
11544 (Layout::write_enable_output_section): Remove function.
11545 * layout.h (class Layout): Update for above changes. Add new
11546 field sections_are_attached_.
11547 * output.h (Output_section::update_flags_for_input_section): New
11549 * output.cc (Output_section::add_input_section): Call
11550 update_flags_for_input_section.
11551 * gold.cc (queue_middle_tasks): Call attach_sections_to_segments.
11553 2008-04-11 Cary Coutant <ccoutant@google.com>
11555 * i386.cc (Target_i386::got_mod_index_entry): Restore code previously
11556 thought unnecessary.
11557 * x86_64.cc (Target_x86_64::got_mod_index_entry): Likewise.
11559 2008-04-11 Ian Lance Taylor <iant@google.com>
11561 * output.h (class Output_section_data): Remove inline definition
11563 * output.cc (Output_section_data::set_addralign): New function.
11565 2008-04-11 Cary Coutant <ccoutant@google.com>
11567 Add support for TLS descriptors for i386 and x86_64.
11568 * i386.cc (Target_i386::Relocate::tls_desc_gd_to_ie): New function.
11569 (Target_i386::Relocate::tls_desc_gd_to_le): New function.
11570 (Target_i386::Got_type): Add GOT_TYPE_TLS_NOFFSET and
11572 (Target_i386::got_mod_index_entry): Remove unnecessary code.
11573 (Target_i386::Scan::local): Implement R_386_TLS_GOTDESC and
11574 R_386_TLS_DESC_CALL relocations. Fix problem with initial-exec
11576 (Target_i386::Scan::global): Fix problem with GD-to-IE relaxation.
11577 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations;
11578 Fix problem with initial-exec relocations.
11579 (Target_i386::Relocate::relocate_tls): Likewise.
11580 (Target_i386::Relocate::tls_gd_to_ie): Fix problem with GD-to-IE
11582 * output.cc (Output_data_dynamic::Dynamic_entry::write): Add
11583 support for section-plus-offset dynamic table entries.
11584 * output.h (Output_data_dynamic::add_section_plus_offset): New function.
11585 (Output_data_dynamic::Dynamic_entry): Add support for
11586 section-plus-offset dynamic table entries.
11587 (Output_data_dynamic::Classification): Likewise.
11588 (Output_data_dynamic::classification_): Renamed offset_.
11589 * x86_64.cc (Target_x86_64::Relocate::tls_desc_gd_to_ie): New function.
11590 (Target_x86_64::Relocate::tls_desc_gd_to_le): New function.
11591 (Target_x86_64::make_plt_section): New function.
11592 (Target_x86_64::reserve_tlsdesc_entries): New function.
11593 (Output_data_plt_x86_64::Output_data_plt_x86_64): Add new parameter.
11594 (Output_data_plt_x86_64::reserve_tlsdesc_entry): New function.
11595 (Output_data_plt_x86_64::has_tlsdesc_entry): New function.
11596 (Output_data_plt_x86_64::get_tlsdesc_got_offset): New function.
11597 (Output_data_plt_x86_64::get_tlsdesc_plt_offset): New function.
11598 (Output_data_plt_x86_64::tlsdesc_plt_entry): New field.
11599 (Output_data_plt_x86_64::set_final_data_size): Move out of line;
11600 add extra PLT entry for TLS descriptors.
11601 (Output_data_plt_x86_64::got_): New field.
11602 (Output_data_plt_x86_64::tlsdesc_got_offset_): New field.
11603 (Output_data_plt_x86_64::Output_data_plt_x86_64): Initialize new
11605 (Output_data_plt_x86_64::do_write): Write extra PLT entry for TLS
11607 (Target_x86_64::make_plt_entry): Factor out make_plt_section.
11608 (Target_x86_64::got_mod_index_entry): Remove unnecessary code.
11609 (Target_x86_64::Scan::local): Implement R_386_TLS_GOTDESC and
11610 R_386_TLS_DESC_CALL relocations.
11611 (Target_x86_64::Scan::global): Likewise.
11612 (Target_x86_64::do_finalize_sections): Add dynamic table entries
11613 for TLS descriptors.
11614 (Relocate::relocate_tls): Fix problem with GD-to-IE relaxation.
11615 Implement R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL relocations.
11616 (Target_x86_64::Relocate::tls_gd_to_ie): Fix problem with
11617 GD-to-IE relaxation.
11618 * configure.ac: Export new conditional variables TLS_GNU2_DIALECT
11619 and TLS_DESCRIPTORS.
11620 * Makefile.in: Rebuild.
11621 * configure: Rebuild.
11622 * testsuite/Makefile.am (tls_shared_gd_to_ie_test): New target.
11623 (tls_test_shared2.so): New target.
11624 (tls_shared_gd_to_ie_test_SOURCES): New variable.
11625 (tls_shared_gd_to_ie_test_DEPENDENCIES): New variable.
11626 (tls_shared_gd_to_ie_test_LDFLAGS): New variable.
11627 (tls_shared_gd_to_ie_test_LDADD): New variable.
11628 (tls_shared_gnu2_gd_to_ie_test): New target.
11629 (tls_test_gnu2.o, tls_test_file2_gnu2.o, tls_test_gnu2_shared2.so):
11631 (tls_shared_gnu2_gd_to_ie_test_SOURCES): New variable.
11632 (ls_shared_gnu2_gd_to_ie_test_DEPENDENCIES): New variable.
11633 (tls_shared_gnu2_gd_to_ie_test_LDFLAGS): New variable.
11634 (tls_shared_gnu2_gd_to_ie_test_LDADD): New variable.
11635 (tls_shared_gnu2_test): New target.
11636 (tls_test_gnu2_shared.so): New target.
11637 (tls_shared_gnu2_test_SOURCES): New variable.
11638 (tls_shared_gnu2_test_DEPENDENCIES): New variable.
11639 (tls_shared_gnu2_test_LDFLAGS): New variable.
11640 (tls_shared_gnu2_test_LDADD): New variable.
11641 * testsuite/Makefile.in: Rebuild.
11642 * testsuite/Makefile.
11644 2008-04-11 Ian Lance Taylor <iant@google.com>
11646 * testsuite/Makefile.am (justsyms_2r.o): Add dependency on
11648 * testsuite/Makefile.in: Rebuild.
11650 * testsuite/script_test_2a.cc (script_test_string_a): Make 8 bytes
11652 * testsuite/script_test_2.cc (main): Adjust test.
11654 2008-04-11 David S. Miller <davem@davemloft.net>
11655 Ian Lance Taylor <iant@google.com>
11657 * options.h (General_options): Add entries for '-Y' and
11659 * options.cc (General_options:finalize): If -Y was used, add those
11660 entries to the library path instead of the default "/lib" and
11663 2008-04-11 David S. Miller <davem@davemloft.net>
11665 * testsuite/justsyms.t: Start at 0x100.
11666 * testsuite/justsyms_1.cc: Adjust justsyms_string assertion.
11667 * testsuite/script_test_2b.cc (script_test_string_b): Make 8 bytes
11669 * testsuite/script_test_2.cc: Adjust string and section length
11672 2008-04-09 Ian Lance Taylor <iant@google.com>
11675 * script-sections.cc (Sections_element::allocate_to_segment): Add
11677 (Output_section_definition::allocate_to_segment): Likewise.
11678 (Orphan_output_section::allocate_to_segment): Likewise.
11679 (Script_sections::attach_sections_using_phdrs_clause): Don't
11680 propagate non-PT_LOAD segments to orphan sections.
11681 * testsuite/Makefile.am (script_test_3.stdout): Generate using
11682 readelf rather than objdump.
11683 * testsuite/script_test_3.sh: Adjust accordingly. Test that
11684 .interp section and PT_INTERP segment are the same size.
11685 * testsuite/Makefile.in: Rebuild.
11687 * symtab.cc (Symbol_table::add_from_dynobj): Only look for weak
11688 aliases for symbols defined in the same object.
11689 * testsuite/Makefile.am (check_PROGRAMS): Add weak_alias_test.
11690 (weak_alias_test_SOURCES): New variable.
11691 (weak_alias_test_DEPENDENCIES): New variable.
11692 (weak_alias_test_LDFLAGS): New variable.
11693 (weak_alias_test_LDADD): New variable.
11694 (weak_alias_test_1_pic.o, weak_alias_test_1.so): New targets.
11695 (weak_alias_test_2_pic.o, weak_alias_test_2.so): New targets.
11696 (weak_alias_test_3.o): New target.
11697 (weak_alias_test_4_pic.o, weak_alias_test_4.so): New targets.
11698 * testsuite/weak_alias_test_main.cc: New file.
11699 * testsuite/weak_alias_test_1.cc: New file.
11700 * testsuite/weak_alias_test_2.cc: New file.
11701 * testsuite/weak_alias_test_3.cc: New file.
11703 2008-04-08 Ian Lance Taylor <iant@google.com>
11705 * options.h (class General_options): Add --noinhibit-exec option.
11706 * main.cc (main): Check --noinhibit-exec.
11708 * options.h (class General_options): Define --wrap as a special
11709 option. Add wrap_symbols_ field.
11710 (General_options::any_wrap_symbols): New function.
11711 (General_options::is_wrap_symbol): New function.
11712 * options.cc (General_options::parse_wrap): New function.
11713 (General_options::General_options): Initialize wrap_symbols_.
11714 * symtab.cc (Symbol_table::wrap_symbol): New function.
11715 (Symbol_table::add_from_object): Handle --wrap.
11716 * symtab.h (class Symbol_table): Declare wrap_symbol.
11717 * target.h (Target::wrap_char): New function.
11718 (Target::Target_info): Add wrap_char field.
11719 * i386.cc (Target_i386::i386_info): Initialize wrap_char.
11720 * x86_64.cc (Target_x86_64::x86_64_info): Likewise.
11721 * testsuite/testfile.cc (Target_test::test_target_info):
11724 * errors.cc (Errors::undefined_symbol): Mention symbol version if
11727 * layout.h (class Layout): Add added_eh_frame_data_ field.
11728 * layout.cc (Layout::Layout): Initialize new field.
11729 (Layout::layout_eh_frame): Don't add eh_frame_data_ to .eh_frame
11730 output section until we find a section we merged successfully.
11731 * object.cc (Sized_relobj::check_eh_frame_flags): Don't require
11732 that the size be non-zero.
11734 * merge.cc (Object_merge_map::get_output_offset): Remove inline
11737 2008-04-08 Craig Silverstein <csilvers@google.com>
11739 * configure.ac: Export new conditional variable HAVE_ZLIB.
11740 * testsuite/Makefile.am (flagstest_o_specialfile): Condition
11742 (flagstest_o_specialfile_and_compress_debug_sections): Likewise.
11743 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11745 2008-04-07 Ian Lance Taylor <iant@google.com>
11747 * version.cc (version_string): Set to "1.5".
11749 * x86_64.cc (Target_x86_64::Scan): Change from struct to class.
11750 Add issued_non_pic_error_ field. Declare check_non_pic.
11751 (Target_x86_64::Scan::check_non_pic): New function.
11752 (Target_x86_64::Scan::local): Call check_non_pic as appropriate.
11753 (Target_x86_64::Scan::global): Likewise.
11755 * output.cc (Output_reloc<SHT_REL>::local_section_offset): Add
11756 addend parameter. Change caller. Handle merge sections.
11757 (Output_reloc<SHT_REL>::symbol_value): Change parameter type from
11758 Address to Addend. Don't add in the result of
11759 local_section_offset, pass down the addend and use the returned
11761 * output.h (class Output_reloc<SHT_REL>): Add Addend typedef.
11762 Update declarations of local_section_offset and symbol_value.
11763 * testsuite/two_file_test_1.cc (t18): New function.
11764 * testsuite/two_file_test_2.cc (f18): New function.
11765 * testsuite/two_file_test_main.cc (main): Call t18.
11766 * testsuite/two_file_test.h (t18, f18): Declare.
11768 * configure.ac: Don't test for objdump, c++filt, or readelf.
11769 * testsuite/Makefile.am: Remove READELF and OBJDUMP_AND_CPPFILT
11771 (TEST_READELF): New variable.
11772 (TEST_OBJDUMP, TEST_CXXFILT, TEST_STRIP): New variables.
11773 (check_PROGRAMS): Add two_file_strip_test.
11774 (two_file_strip_test): New target.
11775 (check_PROGRAMS): Add two_file_same_shared_strip_test.
11776 (two_file_same_shared_strip_test_SOURCES): New variable.
11777 (two_file_same_shared_strip_test_DEPENDENCIES): New variable.
11778 (two_file_same_shared_strip_test_LDFLAGS): New variable.
11779 (two_file_same_shared_strip_test_LDADD): New variable.
11780 (two_file_shared_strip.so): New target.
11781 (ver_test_2.syms, ver_test_4.syms): Use TEST_READELF.
11782 (ver_test_5.syms, ver_test_7.syms): Likewise.
11783 (ver_matching_test.stdout): Use TEST_OBJDUMP and TEST_CXXFILT.
11784 (strip_test_3.stdout): Use TEST_OBJDUMP.
11785 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11787 2008-04-04 Cary Coutant <ccoutant@google.com>
11789 * symtab.h (Symbol::is_weak_undefined): New function.
11790 (Symbol::is_strong_undefined): New function.
11791 (Symbol::is_absolute): New function.
11792 (Symbol::needs_plt_entry): Exclude weak undefined symbols.
11793 (Symbol::needs_dynamic_reloc): Exclude weak undefined and
11795 * testsuite/Makefile.am (check_PROGRAMS): Add weak_undef_test.
11796 (weak_undef_test): New target.
11797 * testsuite/Makefile.in: Rebuild.
11798 * testsuite/weak_undef_file1.cc: New file.
11799 * testsuite/weak_undef_file2.cc: New file.
11800 * testsuite/weak_undef_test.cc: New file.
11802 2008-04-03 Craig Silverstein <csilvers@google.com>
11804 * compressed_output.h (class Output_compressed_section): Use
11806 * compressed_output.cc (zlib_compress): Use unsigned buffers,
11808 (zlib_compressed_suffix): Removed.
11809 (Output_compressed_section::set_final_data_size): Use unsigned
11811 * testsuite/Makefile.am (flagstest_compress_debug_sections):
11812 Fix linker invocation.
11813 (flagstest_o_specialfile_and_compress_debug_sections):
11815 * testsuite/Makefile.in: Regenerated.
11817 2008-04-02 David S. Miller <davem@davemloft.net>
11819 * dwarf_reader.cc (Sized_dwarf_line_info::read_header_prolog,
11820 Sized_dwarf_line_info::process_one_opcode): Use Swap_unaligned.
11822 2008-04-02 Craig Silverstein <csilvers@google.com>
11826 2008-04-02 Ian Lance Taylor <iant@google.com>
11828 * fileread.cc (File_read::find_view): Add byteshift and vshifted
11829 parameters. Update for new key type to views_. Change all
11831 (File_read::read): Adjust for byteshift in returned view.
11832 (File_read::add_view): New function, broken out of
11833 find_and_make_view.
11834 (File_read::make_view): New function, broken out of
11835 find_and_make_view.
11836 (File_read::find_or_make_view): Add offset and aligned
11837 parameters. Rewrite accordingly. Change all callers.
11838 (File_read::get_view): Add offset and aligned parameters. Adjust
11839 for byteshift in return value.
11840 (File_read::get_lasting_view): Likewise.
11841 * fileread.h (class File_read): Update declarations.
11842 (class File_read::View): Add byteshift_ field. Add byteshift to
11843 constructor. Add byteshift method.
11844 * archive.h (Archive::clear_uncached_views): New function.
11845 (Archive::get_view): Add aligned parameter. Change all callers.
11846 * object.h (Object::get_view): Add aligned parameter. Change all
11848 (Object::get_lasting_view): Likewise.
11850 * fileread.cc (File_read::release): Don't call clear_views if
11851 there are multiple objects.
11852 * fileread.h (File_read::clear_uncached_views): New function.
11853 * archive.cc (Add_archive_symbols::run): Call clear_uncached_views
11856 2008-03-31 Cary Coutant <ccoutant@google.com>
11858 Add thin archive support.
11859 * archive.cc (Archive::armagt): New const.
11860 (Archive::setup): Remove task parameter and calls to unlock.
11861 (Archive::unlock_nested_archives): New function.
11862 (Archive::read_header): Add nested_off parameter. Change
11864 (Archive::interpret_header): Likewise.
11865 (Archive::include_all_members): Change to handle thin
11867 (Archive::include_member): Likewise.
11868 * archive.h (Archive::Archive): Add new parameters and
11870 (Archive::armagt): New const.
11871 (Archive::setup): Remove task parameter.
11872 (Archive::unlock_nested_archives): New function.
11873 (Archive::read_header): Add nested_off parameter.
11874 (Archive::interpret_header): Likewise.
11875 (Archive::Nested_archive_table): New typedef.
11876 (Archive::is_thin_archive_): New field.
11877 (Archive::nested_archives_): New field.
11878 (Archive::options_): New field.
11879 (Archive::dirpath_): New field.
11880 (Archive::task_): New field.
11881 * readsyms.cc (Read_symbols::do_read_symbols): Add check
11882 for thin archives. Pass additional parameters to
11883 Archive::Archive. Unlock the archive file after calling
11886 2008-03-29 Ian Lance Taylor <iant@google.com>
11888 * symtab.cc (Symbol_table::do_define_as_constant): Don't force a
11889 version symbol to be local.
11890 * testsuite/ver_test_4.sh: New file.
11891 * testsuite/Makefile.am (check_SCRIPTS): Add ver_test_4.sh.
11892 (check_DATA): Add ver_test_4.syms.
11893 (ver_test_4.syms): New target.
11894 * testsuite/Makefile.in: Rebuild.
11897 (Output_section::Input_section_sort_entry::has_priority): New
11899 (Output_section::Input_section_sort_entry::match_file_name): New
11901 (Output_section::Input_section_sort_entry::match_section_name):
11903 (Output_section::Input_section_sort_entry::match_section_name_prefix):
11905 (Output_section::Input_section_sort_entry::match_section_file):
11907 (Output_section::Input_section_sort_compare::operator()): Rewrite
11908 using new Input_section_sort_entry functions. Sort crtbegin and
11909 crtend first. Sort sections with no priority before sections with
11911 * testsuite/initpri1.c (d3): Check j != 4.
11912 (cd5): New constructor/destructor function.
11913 (main): Check j != 2.
11915 * symtab.cc (Symbol_table::add_from_object): If we don't use the
11916 new symbol when resolving, don't call set_is_default.
11917 * testsuite/ver_test_7.cc: New file.
11918 * testsuite/ver_test_7.sh: New file.
11919 * testsuite/Makefile.am (ver_test_7.so): New target.
11920 (ver_test_7.o): New target.
11921 (check_SCRIPTS): Add ver_test_7.sh.
11922 (check_DATA): Add ver_test_7.syms.
11923 (ver_test_7.syms): New target.
11925 2008-03-28 Ian Lance Taylor <iant@google.com>
11927 * layout.cc (Layout::layout): If we see an input section with a
11928 name that needs sorting, set the must_sort flag for the output
11930 (Layout::make_output_section): If the name of the output section
11931 indicates that it might require sorting, set the may_sort flag.
11932 * output.h (Output_section::may_sort_attached_input_sections): New
11934 (Output_section::set_may_sort_attached_input_sections): New
11936 (Output_section::must_sort_attached_input_sections): New
11938 (Output_section::set_must_sort_attached_input_sections): New
11940 (class Output_section): Declare Input_section_sort_entry. Define
11941 Input_section_sort_compare. Declare
11942 sort_attached_input_sections. Add new fields:
11943 may_sort_attached_input_sections_,
11944 must_sort_attached_input_sections_,
11945 attached_input_sections_are_sorted_.
11946 * output.cc (Output_section::Output_section): Initialize new
11948 (Output_section::add_input_section): Add an entry to
11949 input_sections_ if may_sort or must_sort are true.
11950 (Output_section::set_final_data_size): Call
11951 sort_attached_input_sections if necessary.
11952 (Output_section::Input_section_sort_entry): Define new class.
11953 (Output_section::Input_section_sort_compare::operator()): New
11955 (Output_section::sort_attached_input_sections): New function.
11956 * configure.ac: Check whether the compiler supports constructor
11957 priorities. Define a CONSTRUCTOR_PRIORITY automake conditional.
11958 * testsuite/initpri1.c: New file.
11959 * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if
11960 CONSTRUCTOR_PRIORITY.
11961 (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables.
11962 (initpri1_LDFLAGS): New variable.
11963 * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
11965 2008-03-27 Ian Lance Taylor <iant@google.com>
11967 * common.cc (Sort_commons::operator): Correct sorting algorithm.
11968 * testsuite/common_test_1.c: New file.
11969 * testsuite/Makefile.am (check_PROGRAMS): Add common_test_1.
11970 (common_test_1_SOURCES): New variable.
11971 (common_test_1_DEPENDENCIES): New variable.
11972 (common_test_1_LDFLAGS): New variable.
11974 * symtab.cc (Symbol_table::add_from_object): Handle saw_undefined_
11975 and commons_ correctly when NAME/VERSION does not override
11977 * testsuite/ver_test_6.c: New file.
11978 * testsuite/Makefile.am (check_PROGRAMS): Add ver_test_6
11979 (ver_test_6_SOURCES, ver_test_6_DEPENDENCIES): New variables.
11980 (ver_test_6_LDFLAGS, ver_test_6_LDADD): New variables.
11982 2008-03-26 Ian Lance Taylor <iant@google.com>
11984 * symtab.cc (Symbol_table::add_from_relobj): Don't set the version
11985 of an undefined symbol from a version script.
11986 * testsuite/Makefile.am (ver_test_5.so): New target.
11987 (ver_test_5.o): New target.
11988 (check_SCRIPTS): Add ver_test_5.sh.
11989 (check_DATA): Add ver_test_5.syms.
11990 (ver_test_5.syms): New target.
11991 * testsuite/ver_test_5.cc: New file.
11992 * testsuite/ver_test_5.script: New file.
11993 * testsuite/ver_test_5.sh: New file.
11994 * Makefile.in, testsuite/Makefile.in: Rebuild.
11997 Fix problems building gold with gcc 4.3.0.
11998 * gold.h (TEMPLATE_ATTRIBUTE_PRINTF_4): Define.
11999 (gold_error_at_location, gold_warning_at_location): Use it.
12000 * configure.ac: Check whether we can compile and use a template
12001 function with a printf attribute.
12002 * x86_64.cc (Target_x86_64::do_code_fill): Swap out a 32-bit value
12003 when jumping over bytes.
12004 * object.cc: Instantiate Object::read_section_data.
12005 * debug.h: Include <cstring>
12006 * dwarf_reader.cc: Include <algorithm>
12007 * main.cc: Include <cstring>.
12008 * options.cc: Include <cstring>.
12009 * output.cc: Include <cstring>.
12010 * script.cc: Include <cstring>.
12011 * script.h: Include <string>.
12012 * symtab.cc: Include <cstring> and <algorithm>.
12013 * target-select.cc: Include <cstring>.
12014 * version.cc: Include <string>.
12015 * testsuite/testmain.cc: Include <cstdlib>.
12016 * configure, config.in: Rebuild.
12018 2008-03-25 Ian Lance Taylor <iant@google.com>
12020 * options.cc: Include "../bfd/bfdver.h".
12021 (options::help): Print bug reporting address.
12023 * version.cc (print_version): Adjust output for current value of
12024 BFD_VERSION_STRING.
12028 * options.cc (options::help): Print list of supported targets.
12029 * target-select.h: Include <vector>.
12030 (class Target_selector): Make machine_, size_, and is_big_endian_
12031 fields const. Add bfd_name_ and instantiated_target_ fields.
12032 (Target_selector::Target_selector): Add bfd_name parameter.
12033 (Target_selector::recognize): Make non-virtual, call
12035 (Target_selector::recognize_by_name): Make non-virtual, call
12036 do_recognize_by_name.
12037 (Target_selector::supported_names): New function.
12038 (Target_selector::bfd_name): New function.
12039 (Target_selector::do_instantiate_target): New pure virtual
12041 (Target_selector::do_recognize): New virtual function.
12042 (Target_selector::do_recognize_by_name): New virtual function.
12043 (Target_selector::instantiate_target): New private function.
12044 (supported_target_names): Declare.
12045 * target-select.cc (Target_selector::Target_selector): Update for
12046 new parameter and fields.
12047 (select_target_by_name): Check that the name matches before
12048 calling recognize_by_name.
12049 (supported_target_names): New function.
12050 * i386.cc (class Target_selector_i386): Update Target_selector
12051 constructor call. Remove recognize and recognize_by_name. Add
12052 do_instantiate_target.
12053 * x86_64.cc (class Target_selector_x86_64): Likewise.
12054 * testsuite/testfile.cc (class Target_selector_test): Update for
12055 changes to Target_selector.
12057 * README: Rewrite, with some notes on unsupported features.
12059 2008-03-24 Cary Coutant <ccoutant@google.com>
12061 * i386.cc (Target_i386::Got_type): New enum declaration.
12062 (Target_i386::Scan::local): Updated callers of Output_data_got
12064 (Target_i386::Scan::global): Likewise.
12065 (Target_i386::Relocate::relocate): Likewise.
12066 (Target_i386::Relocate::relocate_tls): Likewise.
12067 * object.h (Got_offset_list): New class.
12068 (Sized_relobj::local_has_got_offset): Added got_type parameter.
12069 (Sized_relobj::local_got_offset): Likewise.
12070 (Sized_relobj::set_local_got_offset): Likewise.
12071 (Sized_relobj::local_has_tls_got_offset): Removed.
12072 (Sized_relobj::local_tls_got_offset): Removed.
12073 (Sized_relobj::set_local_tls_got_offset): Removed.
12074 (Sized_relobj::Local_got_offsets): Changed to store a list of offsets.
12075 * output.cc (Output_data_got::add_global): Added got_type parameter.
12076 (Output_data_got::add_global_with_rel): Likewise.
12077 (Output_data_got::add_global_with_rela): Likewise.
12078 (Output_data_got::add_global_pair_with_rel): New function.
12079 (Output_data_got::add_global_pair_with_rela): New function.
12080 (Output_data_got::add_local): Added got_type parameter.
12081 (Output_data_got::add_local_with_rel): Likewise.
12082 (Output_data_got::add_local_with_rela): Likewise.
12083 (Output_data_got::add_local_pair_with_rel): New function.
12084 (Output_data_got::add_local_pair_with_rela): New function.
12085 (Output_data_got::add_global_tls): Removed.
12086 (Output_data_got::add_global_tls_with_rel): Removed.
12087 (Output_data_got::add_global_tls_with_rela): Removed.
12088 (Output_data_got::add_local_tls): Removed.
12089 (Output_data_got::add_local_tls_with_rel): Removed.
12090 (Output_data_got::add_local_tls_with_rela): Removed.
12091 * output.h (Output_data_got::add_global): Added got_type parameter.
12092 (Output_data_got::add_global_with_rel): Likewise.
12093 (Output_data_got::add_global_with_rela): Likewise.
12094 (Output_data_got::add_global_pair_with_rel): New function.
12095 (Output_data_got::add_global_pair_with_rela): New function.
12096 (Output_data_got::add_local): Added got_type parameter.
12097 (Output_data_got::add_local_with_rel): Likewise.
12098 (Output_data_got::add_local_with_rela): Likewise.
12099 (Output_data_got::add_local_pair_with_rel): New function.
12100 (Output_data_got::add_local_pair_with_rela): New function.
12101 (Output_data_got::add_global_tls): Removed.
12102 (Output_data_got::add_global_tls_with_rel): Removed.
12103 (Output_data_got::add_global_tls_with_rela): Removed.
12104 (Output_data_got::add_local_tls): Removed.
12105 (Output_data_got::add_local_tls_with_rel): Removed.
12106 (Output_data_got::add_local_tls_with_rela): Removed.
12107 * resolve.cc (Symbol::override_base_with_special): Removed
12108 reference to has_got_offset_ field.
12109 * symtab.cc (Symbol::init_fields): Replaced initialization
12110 of got_offset_ with got_offsets_. Removed initialization
12112 * symtab.h (Symbol::has_got_offset): Aded got_type parameter.
12113 (Symbol::got_offset): Likewise.
12114 (Symbol::set_got_offset): Likewise.
12115 (Symbol::has_tls_got_offset): Removed.
12116 (Symbol::tls_got_offset): Removed.
12117 (Symbol::set_tls_got_offset): Removed.
12118 (Symbol::got_offset_): Removed.
12119 (Symbol::tls_mod_got_offset_): Removed.
12120 (Symbol::tls_pair_got_offset_): Removed.
12121 (Symbol::got_offsets_): New field.
12122 (Symbol::has_got_offset): Removed.
12123 (Symbol::has_tls_mod_got_offset): Removed.
12124 (Symbol::has_tls_pair_got_offset): Removed.
12125 * x86_64.cc (Target_x86_64::Got_type): New enum declaration.
12126 (Target_x86_64::Scan::local): Updated callers of Output_data_got
12128 (Target_x86_64::Scan::global): Likewise.
12129 (Target_x86_64::Relocate::relocate): Likewise.
12130 (Target_x86_64::Relocate::relocate_tls): Likewise.
12132 2008-03-25 Ben Elliston <bje@au.ibm.com>
12134 * yyscript.y: Fix spelling error in comment.
12136 2008-03-24 Ian Lance Taylor <iant@google.com>
12138 * options.h (class General_options): Define build_id option.
12139 * layout.h (class Layout): Declare write_build_id, create_note,
12140 create_build_id. Add build_id_note_ member.
12141 * layout.cc: Include <cerrno>, <fcntl.h>, <unistd.h>,
12142 "libiberty.h", "md5.h", "sha1.h".
12143 (Layout::Layout): Initialize eh_frame_data_,
12144 eh_frame_hdr_section_, and build_id_note_.
12145 (Layout::finalize): Call create_build_id.
12146 (Layout::create_note): New function, broken out of
12147 Layout::create_gold_note.
12148 (Layout::create_gold_note): Call create_note.
12149 (Layout::create_build_id): New function.
12150 (Layout::write_build_id): New function.
12151 (Close_task_runner::run): Call write_build_id.
12153 * x86_64.cc: Correct license to GPLv3.
12155 2008-03-23 Ian Lance Taylor <iant@google.com>
12157 * options.cc: Include "demangle.h".
12158 (parse_optional_string): New function.
12159 (parse_long_option): Handle takes_optional_argument.
12160 (parse_short_option): Update dash_z initializer. Handle
12161 takes_optional_argument.
12162 (General_options::General_options): Initialize do_demangle_.
12163 (General_options::finalize): Set do_demangle_. Handle demangling
12165 * options.h (parse_optional_string): Declare.
12166 (struct One_option): Add optional_arg field. Update constructor.
12167 Update call constructor calls. Add takes_optional_argument
12169 (DEFINE_var): Add optional_arg__ parameter. Change all callers.
12170 (DEFINE_optional_string): Define.
12171 (General_options::demangle): Change from DEFINE_bool to
12172 DEFINE_optional_string.
12173 (General_options::no_demangle): New function.
12174 (General_options::do_demangle): New function.
12175 (General_options::set_do_demangle): New function.
12176 (General_options::execstack_status_): Move definition to end of
12178 (General_options::static_): Likewise.
12179 (General_options::do_demangle_): New field.
12180 * object.cc (big_endian>::get_symbol_location_info): Call
12181 Options::do_demangle, not Options::demangle.
12182 * symtab.cc (demangle): Likewise.
12184 2008-03-22 Ian Lance Taylor <iant@google.com>
12186 * gold.h: Include <cstddef> and <sys/types.h>
12187 * options.h: Include <cstring>.
12189 2008-03-21 Ian Lance Taylor <iant@google.com>
12191 * Added source code to GNU binutils.